CN111864818B - Charging control circuit, charging control method, charging receiving circuit and split type electronic equipment - Google Patents
Charging control circuit, charging control method, charging receiving circuit and split type electronic equipmentDownload PDFInfo
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- H02J7/0029—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits
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Abstract
Translated fromChinese
Description
Translated fromChinese技术领域technical field
本申请涉及计算机技术领域，特别是涉及一种充电控制电路、方法、充电接收电路和分体式电子设备。The present application relates to the field of computer technology, and in particular, to a charging control circuit, a method, a charging receiving circuit and a split electronic device.
背景技术Background technique
分体式电子设备是包含有主体和分体的设备，主体和分体可以拼接在一起成为一个完整的设备，主体和分体也可以拆分后分离使用。主体和分体均包含独立的供电电池，当主体和分体连接时，由主体给分体充电。然而，当主体和分体未连接时，存在安全性较低的问题。Split electronic equipment is a device that includes a main body and a split body. The main body and the split body can be spliced together to form a complete device, and the main body and the split body can also be split and used separately. Both the main body and the split body contain independent power supply batteries, and when the main body and the split body are connected, the main body charges the split body. However, when the main body and the split body are not connected, there is a problem of lower security.
发明内容SUMMARY OF THE INVENTION
本申请实施例提供一种充电控制电路、方法、充电接收电路和分体式电子设备，可以提高安全性。The embodiments of the present application provide a charging control circuit, a method, a charging receiving circuit, and a split-type electronic device, which can improve safety.
一种充电控制电路，包括：A charging control circuit, comprising:
电源输入端，用于与外部适配器连接，接收所述适配器提供的充电信号；a power input terminal, used for connecting with an external adapter and receiving the charging signal provided by the adapter;
分压单元，与所述电源输入端连接，用于对所述充电信号进行分压处理得到第一分压信号；a voltage dividing unit, connected to the power input terminal, and used for performing voltage dividing processing on the charging signal to obtain a first voltage dividing signal;
第一连接端，与所述分压单元连接，用于输出所述第一分压信号，并接收基于所述第一分压信号响应的第一反馈信号；a first connection end, connected to the voltage dividing unit, for outputting the first voltage dividing signal and receiving a first feedback signal responding based on the first voltage dividing signal;
开关单元，分别与所述电源输入端和第一连接端连接，用于响应于所述第一反馈信号，进入导通状态，以控制所述第一连接端输出充电信号。The switch unit is respectively connected to the power input terminal and the first connection terminal, and is configured to enter a conducting state in response to the first feedback signal, so as to control the first connection terminal to output a charging signal.
在其中一个实施例中，第一连接端包括：In one embodiment, the first connection end includes:
第一检测点，与所述分压单元连接，用于输出所述第一分压信号；a first detection point, connected to the voltage dividing unit, for outputting the first voltage dividing signal;
第二检测点，与所述开关单元连接，用于接收基于所述第一分压信号响应的第一反馈信号；a second detection point, connected to the switch unit, for receiving a first feedback signal responsive to the first voltage-divided signal;
充电端口，与所述开关单元连接，用于将所述适配器提供的所述充电信号。A charging port, connected with the switch unit, is used for the charging signal provided by the adapter.
在其中一个实施例中，所述电路还包括：第一控制器，分别与所述电源输入端和分压单元连接，用于检测所述适配器的适配类型；所述分压单元还用于根据所述适配类型对所述充电信号进行分压处理，得到第二分压信号；所述第一检测点用于输出所述第二分压信号，所述第二分压信号用于指示充电接收电路控制电池单元的最大充电电流，所述充电控制电路通过所述第一连接端与所述充电接收电路连接。In one of the embodiments, the circuit further includes: a first controller, connected to the power input terminal and the voltage dividing unit respectively, for detecting the adaptation type of the adapter; the voltage dividing unit is further used for The charging signal is subjected to voltage division processing according to the adaptation type to obtain a second voltage division signal; the first detection point is used to output the second voltage division signal, and the second voltage division signal is used to indicate The charging receiving circuit controls the maximum charging current of the battery unit, and the charging control circuit is connected to the charging receiving circuit through the first connection terminal.
在其中一个实施例中，所述电路还包括：电流检测单元，分别与所述电源输入端和充电端口连接，用于检测所述适配器提供给与所述充电端口连接的充电接收电路的充电电流；所述第一控制器，还与所述开关单元连接，用于基于所述适配类型和充电信息确定所述充电接收电路的电流限值，其中，所述充电信息包括所述充电控制电路的充电信息及连接的至少一个所述充电接收电路的充电信息；所述开关单元，还用于当所述充电接收电路的充电电流超过对应的所述电流限值时，则进入关断状态。In one embodiment, the circuit further includes: a current detection unit, connected to the power input terminal and the charging port respectively, for detecting the charging current provided by the adapter to the charging receiving circuit connected to the charging port the first controller, further connected to the switch unit, for determining the current limit value of the charging receiving circuit based on the adaptation type and charging information, wherein the charging information includes the charging control circuit The charging information of the charging receiving circuit and the charging information of the connected at least one charging receiving circuit; the switch unit is further configured to enter an off state when the charging current of the charging receiving circuit exceeds the corresponding current limit value.
在其中一个实施例中，第一连接端还用于接收第二反馈信号，其中，所述第二反馈信号是与所述充电控制电路连接的充电接收电路基于电池单元的电压信号反馈的；所述充电控制电路还包括：第一控制器，分别与所述开关单元和第一连接端连接，用于根据所述第二反馈信号计算对应的所述充电接收电路的电池单元的电量信息，基于每一个连接的所述充电接收电路的电池单元的电量信息控制所述开关单元处于导通状态的时长。In one of the embodiments, the first connection terminal is further configured to receive a second feedback signal, wherein the second feedback signal is fed back by a charging receiving circuit connected to the charging control circuit based on the voltage signal of the battery unit; The charging control circuit further includes: a first controller, which is connected to the switch unit and the first connection terminal respectively, and is used to calculate the corresponding power information of the battery unit of the charging receiving circuit according to the second feedback signal, based on The electric quantity information of each connected battery unit of the charging receiving circuit controls the duration that the switching unit is in an on state.
在其中一个实施例中，分压单元包括固定电阻和至少一个可控电阻；所述固定电阻的一端与所述电源输入端连接，另一端与所述第一检测点连接；所述可控电阻的一端与所述固定电阻和第一检测点之间的节点连接，另一端接地。In one embodiment, the voltage dividing unit includes a fixed resistor and at least one controllable resistor; one end of the fixed resistor is connected to the power input end, and the other end is connected to the first detection point; the controllable resistor One end is connected to the node between the fixed resistor and the first detection point, and the other end is grounded.
一种充电接收电路，包括：A charging receiving circuit, comprising:
第二连接端，用于接收连接的充电控制电路发送的第一分压信号，并基于所述第一分压信号输出第一反馈信号；The second connection terminal is used for receiving the first voltage division signal sent by the connected charging control circuit, and outputting the first feedback signal based on the first voltage division signal;
充电电路，与所述第二连接端连接，用于当接收到充电信号时，基于所述充电信号对电池单元进行充电操作，其中，所述充电信号是所述充电控制电路响应于所述第一反馈信号后提供的；a charging circuit, connected to the second connection terminal, for performing a charging operation on the battery unit based on the charging signal when a charging signal is received, wherein the charging signal is the response of the charging control circuit to the first charging signal Provided after a feedback signal;
电池单元，与所述充电电路连接。A battery unit is connected to the charging circuit.
在其中一个实施例中，第二连接端还用于接收所述充电控制电路发送的第二分压信号；所述电路还包括：第二控制器，分别与所述第二连接端和充电电路连接，用于根据所述第二分压信号确定所述充电控制电路连接的适配器的适配类型，并根据所述适配类型控制所述电池单元的最大充电电流。In one embodiment, the second connection terminal is further configured to receive a second voltage division signal sent by the charging control circuit; the circuit further includes: a second controller, respectively connected to the second connection terminal and the charging circuit The connection is used for determining the adaptation type of the adapter connected to the charging control circuit according to the second voltage division signal, and controlling the maximum charging current of the battery unit according to the adaptation type.
在其中一个实施例中，所述电路还包括：第二反馈单元，分别与所述第二连接端、所述充电电路和电池单元之间的节点连接，用于对所述电池单元的电压信号进行分压处理，得到第二反馈信号；所述第二连接端，还用于输出所述第二反馈信号，所述第二反馈信号用于指示所述连接的充电控制电路控制提供所述充电信号的时长。In one of the embodiments, the circuit further includes: a second feedback unit, which is respectively connected to the second connection terminal, the node between the charging circuit and the battery unit, and is used for the voltage signal of the battery unit performing voltage division processing to obtain a second feedback signal; the second connection terminal is also used to output the second feedback signal, and the second feedback signal is used to instruct the connected charging control circuit to control the supply of the charging The duration of the signal.
一种分体式电子设备，其特征在于，包括：主体以及与所述主体能够连接的至少一个分体，所述主体包括充电控制电路，所述分体包括充电接收电路；A split-type electronic device, comprising: a main body and at least one split body connectable to the main body, the main body including a charging control circuit, and the split body including a charging receiving circuit;
所述充电控制电路包括：The charging control circuit includes:
电源输入端，用于与外部适配器连接，接收所述适配器提供的充电信号；a power input terminal, used for connecting with an external adapter and receiving the charging signal provided by the adapter;
分压单元，与所述电源输入端连接，用于对所述充电信号进行分压处理得到第一分压信号；a voltage dividing unit, connected to the power input terminal, and used for performing voltage dividing processing on the charging signal to obtain a first voltage dividing signal;
第一连接端，与所述分压单元连接，用于输出所述第一分压信号，并接收基于所述第一分压信号响应的第一反馈信号；a first connection end, connected to the voltage dividing unit, for outputting the first voltage dividing signal and receiving a first feedback signal responding based on the first voltage dividing signal;
开关单元，分别与所述电源输入端和第一连接端连接，用于响应于所述第一反馈信号，进入导通状态，以控制所述第一连接端输出所述充电信号；a switch unit, connected to the power input terminal and the first connection terminal respectively, and used for entering a conducting state in response to the first feedback signal, so as to control the first connection terminal to output the charging signal;
所述充电接收电路包括：The charging receiving circuit includes:
第二连接端，用于接收连接的所述主体发送的所述第一分压信号；a second connection end, configured to receive the first voltage division signal sent by the connected main body;
第一反馈单元，与所述第二连接端连接，用于基于所述第一分压信号控制所述第二连接端输出所述第一反馈信号；a first feedback unit, connected to the second connection terminal, and configured to control the second connection terminal to output the first feedback signal based on the first voltage division signal;
充电电路，与所述第二连接端连接，用于当接收到所述充电信号时，基于所述充电信号对电池单元进行充电操作；a charging circuit, connected to the second connection terminal, for performing a charging operation on the battery unit based on the charging signal when the charging signal is received;
所述电池单元，与所述充电电路连接。The battery unit is connected to the charging circuit.
一种充电控制方法，应用于分体式电子设备的主体，所述主体包括第一连接端，所述主体通过第一连接端能够与至少一个分体连接，所述方法包括：A charging control method is applied to a main body of a split-type electronic device, the main body includes a first connection end, and the main body can be connected to at least one separate body through the first connection end, and the method includes:
接收外部适配器提供的充电信号；Receive the charging signal provided by the external adapter;
对所述充电信号进行分压处理得到第一分压信号，并通过第一连接端输出所述第一分压信号；performing voltage division processing on the charging signal to obtain a first voltage division signal, and outputting the first voltage division signal through a first connection terminal;
当接收到基于所述第一分压信号响应的第一反馈信号时，控制所述第一连接端输出充电信号，所述充电信号用于指示所述分体充电。When receiving the first feedback signal based on the first voltage division signal response, the first connection terminal is controlled to output a charging signal, and the charging signal is used to instruct the split charging.
在其中一个实施例中，所述方法还包括：In one embodiment, the method further includes:
检测所述适配器的适配类型；detecting the adaptation type of the adapter;
根据所述适配类型对所述充电信号进行分压处理，得到第二分压信号；Perform voltage division processing on the charging signal according to the adaptation type to obtain a second voltage division signal;
输出所述第二分压信号，所述第二分压信号用于指示所述分体控制电池单元的最大充电电流。The second voltage division signal is output, and the second voltage division signal is used to indicate the maximum charging current of the split control battery unit.
在其中一个实施例中，所述方法还包括：In one embodiment, the method further includes:
检测所述适配器提供给所述分体的充电信号的电流值；Detecting the current value of the charging signal provided by the adapter to the split body;
基于所述适配类型和充电信息确定所述分体的电流限值，其中，所述充电信息包括所述主体的充电信息及连接的至少一个所述分体的充电信息；determining the current limit value of the split based on the adaptation type and charging information, wherein the charging information includes charging information of the main body and charging information of at least one of the connected splits;
当所述充电信号的电流值超过对应的所述电流限值时，则控制第一连接端停止输出所述充电信号。When the current value of the charging signal exceeds the corresponding current limit value, the first connection terminal is controlled to stop outputting the charging signal.
在其中一个实施例中，所述方法还包括：In one embodiment, the method further includes:
接收所述分体反馈的第二反馈信号；receiving a second feedback signal fed back by the split;
根据所述第二反馈信号计算对应的所述分体的电池单元的电量信息；Calculate the power information of the corresponding split battery unit according to the second feedback signal;
基于每一个连接的所述分体的电池单元的电量信息控制所述第一连接端输出所述充电信号的时长。The duration of outputting the charging signal by the first connection terminal is controlled based on the electric quantity information of each connected separate battery unit.
上述充电控制电路、方法、充电接收电路和分体式电子设备，可以通过第一连接端输出分压单元对充电信号进行分压处理得到的第一分压信号，若第一连接端接收到基于第一分压信号反馈的第一反馈信号时，确定充电控制电路与充电接收电路连接，则开关单元响应于该第一反馈信号进入导通状态，以控制第一连接端输出充电信号，可以避免充电控制电路的连接端接触到金属物体或液体时造成短路、腐蚀等现象，提高充电的安全性。The above-mentioned charging control circuit, method, charging receiving circuit and split-type electronic device can output the first voltage dividing signal obtained by dividing the charging signal by the voltage dividing unit through the first connection terminal. When a first feedback signal is fed back by the voltage division signal, it is determined that the charging control circuit is connected to the charging receiving circuit, and the switch unit enters the conducting state in response to the first feedback signal to control the first connection terminal to output the charging signal, which can avoid charging When the connection end of the control circuit comes into contact with metal objects or liquids, it will cause short circuit, corrosion and other phenomena to improve the safety of charging.
附图说明Description of drawings
为了更清楚地说明本申请实施例或现有技术中的技术方案，下面将对实施例或现有技术描述中所需要使用的附图作简单地介绍，显而易见地，下面描述中的附图仅仅是本申请的一些实施例，对于本领域普通技术人员来讲，在不付出创造性劳动的前提下，还可以根据这些附图获得其他的附图。In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the following briefly introduces the accompanying drawings that are used in the description of the embodiments or the prior art. Obviously, the drawings in the following description are only These are some embodiments of the present application. For those of ordinary skill in the art, other drawings can also be obtained based on these drawings without any creative effort.
图1为一个实施例中充电控制电路的结构框图；1 is a structural block diagram of a charging control circuit in one embodiment;
图2为另一个实施例中充电控制电路的结构框图；2 is a structural block diagram of a charging control circuit in another embodiment;
图3为一个实施例中充电接收电路的结构框图；3 is a structural block diagram of a charging receiving circuit in one embodiment;
图4为另一个实施例中充电接收电路的结构框图；4 is a structural block diagram of a charging receiving circuit in another embodiment;
图5为一个实施例中分体式电子设备的结构框图；5 is a structural block diagram of a split-type electronic device in one embodiment;
图6为另一个实施例中分体式电子设备的结构框图；6 is a structural block diagram of a split-type electronic device in another embodiment;
图7为一个实施例中充电控制方法的应用环境图；FIG. 7 is an application environment diagram of the charging control method in one embodiment;
图8为一个实施例中充电控制方法的流程图；FIG. 8 is a flowchart of a charging control method in one embodiment;
图9为另一个实施例中充电控制方法的流程图；9 is a flowchart of a charging control method in another embodiment;
图10为一个实施例中控制输出充电信号的流程图；10 is a flow chart of controlling the output charging signal in one embodiment;
图11为一个实施例中控制输出充电信号的时长的流程图。FIG. 11 is a flowchart of controlling the duration of the output charging signal in one embodiment.
具体实施方式Detailed ways
为了使本申请的目的、技术方案及优点更加清楚明白，以下结合附图及实施例，对本申请进行进一步详细说明。应当理解，此处所描述的具体实施例仅仅用以解释本申请，并不用于限定本申请。In order to make the purpose, technical solutions and advantages of the present application more clearly understood, the present application will be described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present application, but not to limit the present application.
可以理解，本申请所使用的术语“第一”、“第二”等可在本文中用于描述各种元件，但这些元件不受这些术语限制。这些术语仅用于将第一个元件与另一个元件区分。举例来说，在不脱离本申请的范围的情况下，可以将第一连接端称为第二连接端，且类似地，可将第二连接端称为第一连接端。第一连接端和第二连接端两者都是连接端，但其不是同一连接端。It will be understood that the terms "first", "second", etc. used in this application may be used herein to describe various elements, but these elements are not limited by these terms. These terms are only used to distinguish a first element from another element. For example, a first connection could be referred to as a second connection, and similarly, a second connection could be referred to as a first connection, without departing from the scope of this application. Both the first connection end and the second connection end are connection ends, but they are not the same connection end.
图1为一个实施例中充电控制电路的结构示意图。在一个实施例中，提供的一种充电控制电路，包括：电源输入端110、分压单元120、第一连接端130和开关单元140。分压单元120与电源输入端110连接，第一连接端130与分压单元120连接，开关单元140分别与电源输入端110和第一连接端130连接。FIG. 1 is a schematic structural diagram of a charging control circuit in one embodiment. In one embodiment, a charging control circuit is provided, including: a
电源输入端110，用于连接外部适配器，并接收适配器提供的充电信号。适配器是用于将供电电源进行变换的设备。充电控制电路的电源输入端110通过适配器与供电电源连接，可以接收到供电电源经由适配器变换后得到的充电信号。The
分压单元120，用于对充电信号进行分压处理得到第一分压信号。分压单元120可以获取电源输入端110接收的充电信号，并对充电信号进行分压处理，得到第一分压信号。分压单元120可以由至少两个电阻组成，通过控制至少两个电阻的电阻值可以控制第一分压信号的大小。第一分压信号是用于检测充电控制电路和充电接收电路是否连接的信号。The
可选地，分压单元120对充电信号进行分压处理，可以得到电压低于预设电压的第一分压信号，其中，预设电压小于或等于第一连接端的端点因存在杂质、液体等时而产生腐蚀现象的最低电压。例如，当第一连接端的端为金属触点时，若金属触点在电压高于0.5V时即会出现腐蚀，则预设电压可以是0.5V、0.4V、0.3V等，在此不做限定。Optionally, the
第一连接端130，用于输出第一分压信号，并接收基于第一分压信号响应的第一反馈信号。第一连接端130与分压单元120连接，可以获取并输出分压单元120对充电信号进行分压处理后得到的第一分压信号，并接收基于第一分压信号响应的第一反馈信号。具体地，充电控制电路可以通过第一连接端130与充电接收电路连接，当充电控制电路与充电接收电路连接时，充电接收电路可以获取第一连接端130输出的第一分压信号，从而基于第一分压信号向第一连接端130发送第一反馈信号；当充电控制电路未与充电接收电路连接时，则第一连接端130无法接收到基于第一分压信号响应的第一反馈信号，即充电控制电路可以在第一连接端130接收到第一反馈信号时，则确定充电控制电路与充电接收电路连接。The
开关单元140，用于响应于第一反馈信号，进入导通状态，以控制第一连接端输出充电信号。开关单元140可以采用MOS管(metal oxide semiconductor，金属氧化物半导体)、继电器、Load switch(负载开关)等器件实现。开关单元140可以获取第一连接的130接收的第一反馈信号，并响应于第一反馈信号，进入导通状态。开关单元140分别与电源输入端110和第一连接端130连接，当开关单元140进入导通状态时，则电源输入端110与第一连接端130导通，第一连接端130可以输出适配器提供的充电信号，以使与该充电控制电路连接的充电接收电路基于该充电信号对电池单元进行充电操作。The
本申请实施例提供的充电控制电路，可以通过第一连接端检测充电控制电路是否与充电接收电路连接，避免充电控制电路的连接端接触到金属物体或液体时则输出充电信号而造成短路、腐蚀等现象，可以提高充电的安全性。The charging control circuit provided by the embodiment of the present application can detect whether the charging control circuit is connected to the charging receiving circuit through the first connection terminal, so as to avoid outputting a charging signal when the connection terminal of the charging control circuit is in contact with a metal object or liquid, causing short circuit and corrosion. Such phenomena can improve the safety of charging.
在一个实施例中，如图2所示，第一连接端130包括第一检测点131、第二检测点132和充电端口133。第一检测点131与分压单元140连接，用于输出分压单元120对充电信号进行分压处理后得到的第一分压信号。第二检测点132与开关单元140连接，用于接收基于第一分压信号响应的第一反馈信号，并将第一反馈信号发送给开关单元140，以控制开关单元140响应于第一反馈信号后进入导通状态。充电端口133与开关单元140连接，用于在开关单元140进入导通状态后，输出适配器提供的充电信号，以使与该充电控制电路连接的充电接收电路基于该充电信号对电池单元进行充电操作。In one embodiment, as shown in FIG. 2 , the
在一个实施例中，提供的充电控制电路还包括第一控制器150，第一控制器150与电源输入端110连接，用于检测电源输入端110所连接的外部适配器的适配类型。不同类型的适配器可以提供不同的电压大小和/或电流大小的充电信号。具体地，第一控制器150可以根据BC1.2(Battery Charge 1.2，充电协议1.2版)或者其他私有协议检测电源输入端110所连接的适配器的适配类型。In one embodiment, the provided charging control circuit further includes a
分压单元120还用于对充电信号进行分压处理，得到与所述适配类型对应的第二分压信号，并通过连接的第一检测点131输出该第二分压信号，其中，第二分压信号用于指示充电接收电路控制电池单元的最大充电电流，其中，充电控制电路通过第一连接端与充电接收电路连接。具体地，第一控制器150和充电接收电路可以预存不同适配类型对应的第二分压信号，进而第一控制器150可以根据连接的适配器的适配类型控制分压单元120得到与该适配类型对应的第二分压信号。例如，适配类型DCP(Dedicated Charging Port，专用充电端口)、SDP(Standard Downstream Port,标准下行端口)、CDP(Charging DownstreamPort，充电下行端口)对应的第二分压信号可以分别为3V、5V、7V等，在此不做限定。则充电接收电路在接收到第一检测点131输出的第二分压信号时，根据第二分压信号确定充电控制电路连接的适配类型，从而根据该适配类型设置电池单元的最大充电电流。The
通过分压单元输出与适配类型对应的第二分压信号，充电接收电路可以根据该第二分压信号确定充电控制电路所连接的适配器的适配类型，从而设置电池单元的最大充电电流，可以避免电池单元的充电电流过大而对充电控制电路造成影响，可以提高充电安全性。By outputting the second voltage division signal corresponding to the adaptation type by the voltage dividing unit, the charging receiving circuit can determine the adaptation type of the adapter connected to the charging control circuit according to the second voltage dividing signal, thereby setting the maximum charging current of the battery unit, It can avoid that the charging current of the battery unit is too large to affect the charging control circuit, and the charging safety can be improved.
在一个实施例中，分压单元120可以包括固定电阻121和至少一个可控电阻122。固定电阻121的一端与电源输入端110连接，另一端与第一检测点131连接；可控电阻122的第一端与固定电阻121和第一检测点之间的节点连接，第二端与第一控制器150连接，第三端接地。第一控制器150可以根据适配类型控制分压单元120中可控电阻122的接入状态，以使分压单元120基于固定电阻和至少一个可控电阻122对充电信号进行分压处理后，得到与该适配类型对应的第二分压信号。可选地，在一个实施例中，可控电阻122可以由串联的固定电阻和开关组成。第一控制器150可以控制每一个可控电阻122的开关的闭合状态，以控制该可控电阻中固定电阻的接入。In one embodiment, the
在一个实施例中，提供的充电控制电路还可以包括电流检测单元160。电流检测单元160分别与电源输入端110和充电端口133连接，用于检测适配器提供给充电接收电路的充电信号的电流值。第一控制器150还与开关单元140连接，用于基于适配类型和充电信息确定充电接收电路的电流限值。开关单元140还用于当充电接收电路的充电信号的电流值超过对应的电路限值时，则进入关断状态。In one embodiment, the provided charging control circuit may further include a
充电信息包括充电控制电路的充电信息及连接的至少一个充电接收电路的充电信息。具体地，充电控制电路的充电信息包括充电控制所连接的充电接收电路的数量、充电控制电路的电池单元的电量信息等，充电接收电路的充电信息包括充电接收电路的电池单元的电量信息等。可选地，在一些实施例中，充电信息还可以包括充电控制电路和充电接收电路的已充电时长、温度信息等，在此不做限定。第一控制器150基于适配类型和充电信息确定充电接收电路的电流限值，具体地，第一控制器150可以根据连接的充电接收电路的数量对该适配类型的适配器所能提供的充电信号的电流进行平均分配，得到每一个充电接收电路的电流限值，也可以基于每一个充电接收电路的电量信息对该适配类型的适配器所能提供的充电信号的电流进行分配，例如剩余电量值高的充电接收电路的电流限值可低于剩余电量值低的充电接收电路；还可以根据温度信息对充电接收电路的电流限值进行调整，具体地，充电接收电路的温度超过温度阈值时的电流限值低于温度未温度阈值时的电流限值等，在此不对电路限值的确定方式做限定。The charging information includes the charging information of the charging control circuit and the charging information of the connected at least one charging receiving circuit. Specifically, the charging information of the charging control circuit includes the number of charging receiving circuits connected to the charging control, the power information of the battery cells of the charging control circuit, and the like. The charging information of the charging receiving circuit includes the power information of the battery cells of the charging receiving circuit. Optionally, in some embodiments, the charging information may further include the charging duration and temperature information of the charging control circuit and the charging receiving circuit, and the like, which is not limited herein. The
通过基于适配类型和充电信息确定每一个充电接收电路的电流限值，当充电接收电路接收的充电信号的电流值超过该电流限值时，则控制开关单元进入关断状态，可以避免充电接收电路抽取的电流过大而影响其他充电接收电路或充电控制电路的充电操作。By determining the current limit of each charging receiving circuit based on the adaptation type and charging information, when the current value of the charging signal received by the charging receiving circuit exceeds the current limit, the switch unit is controlled to enter the off state, which can avoid charging receiving The current drawn by the circuit is too large to affect the charging operation of other charging receiving circuits or charging control circuits.
在一个实施例中，第一连接端130还用于接收第二反馈信号，其中，第二反馈信号是与充电控制电路连接的充电接收电路基于电池单元的电压信号反馈的。第一控制器150分别与第二检测点132和开关单元140连接；第一控制器150还用于根据第二反馈信号计算对应的充电接收电路的电池单元的电量信息，并基于每一个连接的充电接收电路的电池单元的电量信息控制对应的开关单元处于导通状态的时长。具体地，电池单元的电压信号即为电池单元的蓄电电压，充电接收电路可以对电池单元的电压信号进行分压处理，得到第二反馈信号。第一控制器150根据该第二反馈信号可以计算该电池单元的电量信息。其中，电量信息可以包括但不限于是SOC(State Of Charge,剩余电量)、需供电低电量、电池单元的蓄电电压中的至少一种。第一控制器150可以根据每一个连接的充电接收电路的电池单元的电量信息控制对应的开关单元140处于导通状态的时长。即第一控制器150可以根据不同充电接收电路的电量信息确定是否对该充电接收电路的提供充电信号。具体地，第一控制器150可以控制剩余电量低的电池单元对应的开关单元的导通时长高于剩余电量高的电池单元的对应的开关单元的导通时长；第一控制器150也可以在电池单元的剩余电量超过电量阈值时，则该电池单元对应的开关单元140进入关断状态，其中，电量阈值可以根据实际应用需求设定，在此不做限定，例如，电量阈值可以是70％、80％、90％、100％等。In one embodiment, the
通过获取充电接收电路反馈的第二反馈信号，根据第二反馈信号计算对应的充电接收电路的电池单元的电量信息，并基于每一个连接的充电接收电路的电池单元的电量信息控制对应的开关单元处于导通状态的时长，可以灵活控制各个充电接收电路的充电情况，提高充电分配的准确性。By acquiring the second feedback signal fed back by the charging receiving circuit, calculating the power information of the battery cells of the corresponding charging receiving circuit according to the second feedback signal, and controlling the corresponding switching unit based on the power information of the battery cells of each connected charging receiving circuit The duration of the on state can flexibly control the charging situation of each charging receiving circuit and improve the accuracy of charging distribution.
图3为一个实施例中充电接收电路的结构示意图。在一个实施例中，一种充电接收电路，包括：充电电路210、电池单元220、第二连接端230和第一反馈单元240。电池单元220与充电电路210连接，充电电路210与第二连接端230连接，第二连接端230与第一反馈单元240连接。FIG. 3 is a schematic structural diagram of a charging receiving circuit in an embodiment. In one embodiment, a charging receiving circuit includes: a charging
第二连接端230用于接收连接的充电控制电路发送的第一分压信号；第一反馈单元240用于基于该第一分压信号控制第二连接端输出第一反馈信号；充电电路用于当接收到充电信号时，基于该充电信号对电池单元220进行充电操作，其中，充电信号是充电控制电路响应于第一反馈信号后提供的。The
具体地，如图4所示，在一个实施例中，第二连接端230包括与第一连接端130对应的第一检测点231、第二检测点232和充电端口233；充电控制电路与充电接收电路连接，即第二连接端230的第一检测点231与第一连接端130的第一检测点131连接，第二连接端230的第二检测点232与第一连接端130的第二检测点132连接，第二连接端230的充电端口233与第一连接端130的充电端口133连接。第二连接端230的第一检测点231用于接收第一连接端130的第一检测点131输出的第一分压信号；第二连接端230的第二检测点232用于输出基于第一分压信号响应的第一反馈信号；第二连接端230的充电端口233用于接收第一连接端130的充电端口133提供的充电信号。Specifically, as shown in FIG. 4 , in one embodiment, the
在一个实施例中，第一反馈单元240包括第一端口和第二端口；第一端口与第二连接端230的第一检测点231连接，第二端口与第二连接端230的第二检测点232连接；可选地，第一端口与第二端口连接，从而第一反馈单元240可以根据接收的第一分压信号输出对应的第一反馈信号；第一反馈单元240也可以包括放大器，放大器分别与第一端口和第二端口连接，从而第一反馈单元240可以对第一端口接收的第一分压信号进行放大处理后得到第一反馈信号，并通过第二端口输出该第一反馈信号。In one embodiment, the
在一个实施例中，提供的充电接收电路还包括第二控制器250，分别与第二连接端230和充电电路210连接。第二连接端230还用于接收充电控制电路发送的第二分压信号；第二控制器250用于根据该第二分压信号确定充电控制电路连接的适配器的适配类型，并根据适配类型控制电池单元的最大充电电流。具体地，第二控制器250预存有不同适配类型对应的最大充电电流，从而可以在确定充电控制电路连接的适配器的适配类型后，将充电电路210的最大充电电流设为与该适配类型对应的最大充电电流，即可以控制电池单元220的最大充电电流。第二控制器250预存的适配类型对应的最大充电电流小于或等于该适配类型所能提供的最大的充电电流。例如，适配类型SDP所能提供的最大的充电电流为500mA，则第二控制器250预存的SDP对应的最大充电电流可以是500mA、450mA、400mA等，在此不做限定。以适配类型DCP、SDP、CDP对应的第二分压信号可以分别为3V、5V、7V，适配类型DCP、SDP、CDP对应的最大充电电流分别为400mA、500mA、300mA为例，充电接收电路可以在接收到的第二分压信号为5V时，则确定适配器类型为SDP，从而将电池单元的最大充电电流控制为500mA；当充电接收电路接收的第二分压信号为7V时，则可以确定对应的适配类型为CDP，从而将电池单元的最大充电电流控制为300mA。In one embodiment, the provided charging receiving circuit further includes a
在一个实施例中，提供的充电接收电路还包括第二反馈单元260，分别与第二连接端230、充电电路210和电池单元220之间的节点连接。第二反馈单元260用于对电池单元的电压信号进行分压处理，得到第二反馈信号；第二连接端230还用于输出该第二反馈信号，该第二反馈信号用于指示连接的充电控制电路控制提供充电信号的时长。In one embodiment, the provided charging receiving circuit further includes a
可选地，在一个实施例中，第二反馈单元260包括串联的第一电阻261和第二电阻262，第一电阻261和第二电阻262之间的节点与充电接收电路的第二检测点232连接，第一电阻261的另一端分别与充电电路210和电池单元220之间的节点连接，第二电阻262的另一端接地。Optionally, in one embodiment, the
图5为一个实施例中分体式电子设备的示意图。如图5所示，在一个实施例中，提供了一种分体式电子设备，该分体式电子设备包括主体以及与主体能够连接的至少一个分体；主体包括充电控制电路100，分体包括充电接收电路200。FIG. 5 is a schematic diagram of a split electronic device in one embodiment. As shown in FIG. 5, in one embodiment, a split-type electronic device is provided, the split-type electronic device includes a main body and at least one split body that can be connected to the main body; the main body includes a charging
其中，充电控制电路100包括电源输入端110、分压单元120、第一连接端130和开关单元140。分压单元120分别与电源输入端110、第一连接端130连接；开关单元140分别与电源输入端110和第一连接端130连接。充电接收电路200包括充电电路210、电池单元220、第二连接端230和第一反馈单元240。电池单元220与充电电路210连接；充电电路210与第二连接端230连接；第二连接端230与第一反馈单元240连接。The charging
主体可以通过充电控制电路100的第一连接端130与充电接收电路200的第二连接端230连接。充电控制电路100的电源输入端110用于接收外部适配器提供的充电信号，分压单元120用于对该充电信号进行分压处理，得到第一分压信号，并通过第一连接端130输出该第一分压信号；当主体与分体连接时，充电接收电路200的第二连接端230接收该第一分压信号，第一反馈单元240可以基于该第一分压信号控制第二连接端230输出第一反馈信号；充电控制电路100的开关单元140在获取第一连接端130接收到的第一反馈信号时，响应于该第一反馈信号，进入导通状态，以使电源输入端110和充电电路210导通，第一连接端130可以将适配器提供的充电信号发送给该充电电路210，进而充电电路210可以根据该充电信号对电池单元220进行充电操作。The main body can be connected to the
本申请实施例提供的分体式电子设备，可以通过第一连接端检测主体是否与分体连接，可以避免主体的金属触点接触到金属物体或液体时则输出充电信号而造成短路、腐蚀等现象，可以提高充电的安全性。The split-type electronic device provided by the embodiment of the present application can detect whether the main body is connected to the split body through the first connection end, and can avoid short circuit, corrosion and other phenomena caused by outputting a charging signal when the metal contact of the main body is in contact with a metal object or liquid , which can improve the safety of charging.
图6为一个实施例中分体式电子设备的示意图。如图6所示，该分体式电子设备包括主体以及与主体能够连接的至少一个分体；主体包括充电控制电路100，分体包括充电接收电路200。FIG. 6 is a schematic diagram of a split electronic device in one embodiment. As shown in FIG. 6 , the split type electronic device includes a main body and at least one split body that can be connected to the main body; the main body includes a charging
充电控制电路100包括电源输入端110、分压单元120、第一控制器150、开关单元140、电流检测单元160和第一连接端130，其中，第一连接端130包括第一检测点131、第二检测点132和充电端口133。分压单元120的第一端与电源输入端110连接，第二端与第一检测点131连接，第三端接地；第一控制器150分别与电源输入端110、开关单元140和第二检测点132连接；开关单元140分别与电源输入端110和充电端口133连接；电流检测单元160并联于开关单元140，分别与电源输入端110和充电端口133连接。The charging
充电接收电路200包括充电电路210、电池单元220、第一反馈单元240、第二控制器250、第二反馈单元260和第二连接端230。第二连接端230包括与第一连接端130对应的第一检测点231、第二检测点232和充电端口233。充电电路210与充电端口233连接；电池单元220的一端与充电电路210连接，另一端接地；第一反馈单元240分别与第一检测点231和第二检测点232连接；第二控制器250分别与第一检测点231和充电电路210连接；第二反馈单元260的第一端与第二检测点232连接，第二端与充电电路210和电池单元220之间的节点连接；第三端接地。The charging
当主体与分体连接时，第二连接端230的第一检测点231与第一连接端130的第一检测点131连接，第二连接端230的第二检测点232与第一连接端130的第二检测点132连接，第二连接端230的充电端口233与第一连接端130的充电端口133连接。When the main body is connected to the separate body, the
在一个实施例中，主体检测分体是否连接，以给分体提供充电信号的过程包括：电源输入端110接收外部适配器提供的充电信号，分压单元120对该充电信号进行分压处理，得到第一分压信号，并通过第一检测点131输出该第一分压信号；当主体与分体连接时，充电接收电路200的第第一检测点231接收该第一分压信号，第一反馈单元240可以基于该第一分压信号控制第二检测点232输出第一反馈信号；开关单元140在获取到第二检测点132接收的第一反馈信号时，响应于该第一反馈信号，进入导通状态，以使电源输入端110和充电电路210导通，充电端口133可以将适配器提供的充电信号发送给该充电电路210，进而充电电路210可以根据该充电信号对电池单元220进行充电操作。In one embodiment, the process of the main body detecting whether the split body is connected to provide the split body with a charging signal includes: the
在一个实施例中，分体根据主体连接的适配器的适配类型确定最大充电电流的过程包括：第一控制器150检测电源输入端110所连接的外部适配器的适配类型，并根据该适配类型控制分压单元120中可控电阻的接入，分压单元120在第一控制器150的控制下对充电信号进行分压处理，得到第二分压信号，并通过第一检测点131输出该第二分压信号；第二控制器250可以获取充电接收电路200的第一检测点231接收的第二分压信号，根据该第二分压信号确定电源输入端110所连接的适配器的适配类型，并根据适配类型控制充电电路210的最大充电电流，也即控制电池单元220的最大充电电流。In one embodiment, the process of determining the maximum charging current according to the adaptation type of the adapter connected to the main body includes: the
通过分压单元输出与适配类型对应的第二分压信号，充电接收电路可以根据该第二分压信号确定充电控制电路所连接的适配器的适配类型，从而设置电池单元的最大充电电流，可以避免电池单元的充电电流过大而对充电控制电路造成影响，可以提高充电安全性。By outputting the second voltage division signal corresponding to the adaptation type by the voltage dividing unit, the charging receiving circuit can determine the adaptation type of the adapter connected to the charging control circuit according to the second voltage dividing signal, thereby setting the maximum charging current of the battery unit, It can avoid that the charging current of the battery unit is too large to affect the charging control circuit, and the charging safety can be improved.
在一个实施例中，主体控制充电信号输出的过程包括：电路检测单元160检测适配器提供给充电电路210的充电信号的电流值；第一控制器150基于适配类型和充电信息确定充电电路210的电流限值；并在充电电路210的电流值超过对应的电流限值时，控制开关单元140进入关断状态，即停止该分体的充电操作。In one embodiment, the process of controlling the output of the charging signal by the main body includes: the
通过基于适配类型和充电信息确定每一个充电接收电路的电流限值，当充电接收电路接收的充电信号的电流值超过该电流限值时，则控制开关单元进入关断状态，可以避免充电接收电路抽取的电流过大而影响其他充电接收电路或充电控制电路的充电操作。By determining the current limit of each charging receiving circuit based on the adaptation type and charging information, when the current value of the charging signal received by the charging receiving circuit exceeds the current limit, the switch unit is controlled to enter the off state, which can avoid charging receiving The current drawn by the circuit is too large to affect the charging operation of other charging receiving circuits or charging control circuits.
在一个实施例中，主体确定分体充电的时长的过程包括：第二反馈单元260对电池单元220的电压信号进行分压处理，得到第二反馈信号，并通过充电接收电路200的第二检测点232输出该第二反馈信号；第一控制器150可以获取第二检测点132接收的第二反馈信号，根据第二反馈信号计算电池单元220的电量信息，并基于每一个连接的充电接收电路200的电池单元220的电量信息控制对应的开关单元140处于导通状态的时长。In one embodiment, the process of determining the duration of the split charging by the main body includes: the
通过获取充电接收电路反馈的第二反馈信号，根据第二反馈信号计算对应的充电接收电路的电池单元的电量信息，并基于每一个连接的充电接收电路的电池单元的电量信息控制对应的开关单元处于导通状态的时长，可以灵活控制各个分体的充电情况，提高充电分配的准确性。By acquiring the second feedback signal fed back by the charging receiving circuit, calculating the power information of the battery cells of the corresponding charging receiving circuit according to the second feedback signal, and controlling the corresponding switching unit based on the power information of the battery cells of each connected charging receiving circuit The duration of the on-state can flexibly control the charging situation of each split and improve the accuracy of charging distribution.
图7为一个实施例中充电控制方法的应用环境图。如图7所示,该应用环境包括：分体式电子设备的主体710，主体710包括第一连接端，主体710通过第一连接端能够与至少一个分体720连接。若主体710能够同时与至少两个分体720连接，则第一连接端可以包括至少两组对应的第一检测点、第二检测点和充电端口。其中，主体710可以接收外部适配器提供的充电信号，并对该充电信号进行分压处理得到第一分压信号，并通过第一连接端的每一个第一检测点输出该第一分压信号，若第一连接端的第二检测点接收到第一反馈信号，说明该第二检测点已连接至分体720，则可以控制与该第二检测点对应的充电端口输出充电信号，以使连接的分体720进行充电操作；若第二检测点没有接收到第一反馈信号，说明该第二检测点没有连接至分体720，则可以控制与该第二检测点对应的充电端口不输出充电信号。FIG. 7 is an application environment diagram of the charging control method in one embodiment. As shown in FIG. 7 , the application environment includes: a
图8为一个实施例中充电控制方法的流程图。以该充电控制方法应用于分体式电子设备的主体710进行说明，如图8所示，充电控制方法包括步骤802至步骤806，其中：FIG. 8 is a flowchart of a charging control method in one embodiment. Illustrated by applying the charging control method to the
步骤802，接收外部适配器提供的充电信号。
适配器是用于将供电电源进行变换的设备。主体可以通过适配器与供电电源连接，并接收到供电电源经由适配器变换后得到的充电信号。An adapter is a device used to convert the power supply. The main body can be connected to the power supply through the adapter, and receives a charging signal obtained by converting the power supply through the adapter.
步骤804，对充电信号进行分压处理得到第一分压信号，并通过第一连接端输出第一分压信号。
第一分压信号是用于检测充电控制电路和充电接收电路是否连接的信号。可选地，主体对充电信号进行分压处理，可以得到低于预设电压的第一分压信号。其中，预设电压小于或等于金属触点因存在杂质、液体等时而产生腐蚀现象的最低电压。例如，当金属触点在电压高于0.5V时即会出现腐蚀，则预设电压可以是0.5V、0.4V、0.3V等，在此不做限定。The first voltage division signal is a signal for detecting whether the charging control circuit and the charging receiving circuit are connected. Optionally, the main body performs voltage division processing on the charging signal to obtain a first voltage division signal lower than a preset voltage. Wherein, the preset voltage is less than or equal to the lowest voltage at which the metal contacts corrode due to the presence of impurities, liquids, etc. For example, when the metal contact is corroded when the voltage is higher than 0.5V, the preset voltage may be 0.5V, 0.4V, 0.3V, etc., which is not limited herein.
步骤806，当接收到基于第一分压信号响应的第一反馈信号时，控制第一连接端输出充电信号，充电信号用于指示分体充电。
主体可以通过第一连接端与分体连接，当主体与分体连接时，分体可以获取第一连接端输出的第一分压信号，从而分体可以基于第一分压信号向主体发送第一反馈信号；当主体未与分体连接时，则分体不会向主体发送第一反馈信号。即主体可以在接收到第一反馈信号时，则确定主体与分体连接，进而控制第一连接端输出充电信号，该充电信号用于指示分体对电池单元进行充电操作。The main body can be connected to the split body through the first connection terminal. When the main body is connected to the split body, the split body can obtain the first voltage division signal output by the first connection terminal, so that the split body can send the first voltage divider signal to the main body based on the first voltage division signal. a feedback signal; when the main body is not connected with the split body, the split body will not send the first feedback signal to the main body. That is, the main body can determine that the main body is connected to the split body when receiving the first feedback signal, and then control the first connection terminal to output a charging signal, which is used to instruct the split body to charge the battery unit.
本申请实施例提供的充电控制方法，可以通过第一连接端检测主体是否与分体连接，可以避免主体的金属触点接触到金属物体或液体时则输出充电信号而造成短路、腐蚀等现象，可以提高充电的安全性。The charging control method provided by the embodiment of the present application can detect whether the main body is connected to the split body through the first connection end, and can avoid the phenomenon of short circuit, corrosion, etc. caused by outputting a charging signal when the metal contact of the main body is in contact with a metal object or liquid. It can improve the safety of charging.
如图9所示，在一个实施例中，提供的充电控制方法还包括：As shown in FIG. 9, in one embodiment, the provided charging control method further includes:
步骤902，检测适配器的适配类型。
不同类型的适配器可以提供不同的电压大小和/或电流大小的充电信号。具体地，主体可以根据BC1.2(Battery Charge 1.2，充电协议1.2版)或者其他私有协议检测连接的适配器的适配类型。Different types of adapters can provide charging signals with different voltages and/or currents. Specifically, the main body can detect the adaptation type of the connected adapter according to BC1.2 (Battery Charge 1.2, charging protocol version 1.2) or other proprietary protocols.
步骤904，根据适配类型对充电信号进行分压处理，得到第二分压信号。Step 904: Perform voltage division processing on the charging signal according to the adaptation type to obtain a second voltage division signal.
具体地，主体和分体可以预存不同适配类型对应的第二分压信号，进而主体可以根据连接的适配器的适配类型控制对充电信号进行分压处理，得到并输出该第二分压信号。适配类型可以是DCP、SDP、CDP等，在此不做限定。Specifically, the main body and the split body can pre-store second voltage division signals corresponding to different adaptation types, and then the main body can control the voltage division processing of the charging signal according to the adaptation type of the connected adapter, and obtain and output the second voltage division signal. . The adaptation type may be DCP, SDP, CDP, etc., which is not limited here.
步骤906，输出第二分压信号，第二分压信号用于指示分体控制电池单元的最大充电电流。
具体地，分体预存有不同适配类型对应的最大充电电流，分体可以根据接收主体输出的第二分压信号，根据该第二分压信号确定主体连接的适配器的适配类型，进而将电池单元的最大充电电流设为与该适配类型对应的最大充电电流。Specifically, the split body pre-stores the maximum charging current corresponding to different adaptation types, and the split body can determine the adaptation type of the adapter connected to the main body according to the second voltage division signal output by the main body, and then determine the adaptation type of the adapter connected to the main body. The maximum charging current of the battery unit is set to the maximum charging current corresponding to the adaptation type.
通过输出与适配类型对应的第二分压信号，分体可以根据该第二分压信号确定主体所连接的适配器的适配类型，从而设置电池单元的最大充电电流，可以避免电池单元的充电电流过大而对主体造成影响，可以提高充电安全性。By outputting the second voltage division signal corresponding to the adaptation type, the split body can determine the adaptation type of the adapter connected to the main body according to the second voltage division signal, thereby setting the maximum charging current of the battery unit, which can avoid the charging of the battery unit The current is too large and affects the main body, which can improve the charging safety.
如图10所示，在一个实施例中，提供的充电控制方法还包括：As shown in FIG. 10, in one embodiment, the provided charging control method further includes:
步骤1002，检测适配器提供给分体的充电信号的电流值。Step 1002: Detect the current value of the charging signal provided by the adapter to the separate body.
步骤1004，基于适配类型和充电信息确定分体的电流限值，其中，充电信息包括主体的充电信息及连接的至少一个分体的充电信息。Step 1004: Determine the current limit value of the split based on the adaptation type and charging information, wherein the charging information includes charging information of the main body and charging information of at least one connected split.
具体地，主体的充电信息包括充电控制所连接的分体的数量、主体的电池单元的电量信息等，分体的充电信息包括分体的电池单元的电量信息等。可选地，在一些实施例中，充电信息还可以包括主体和分体的已充电时长、温度信息等。主体基于适配类型和充电信息确定分体的电流限值，具体地，主体可以根据连接的分体的数量对该适配类型的适配器所能提供的充电信号的电流进行平均分配，得到每一个分体的电流限值，也可以基于每一个分体的电量信息对该适配类型的适配器所能提供的充电信号的电流进行分配，例如剩余电量值高的分体的电流限值可低于剩余电量值低的分体，在此不对电路限值的确定方式做限定。Specifically, the charging information of the main body includes the number of sub-units connected to the charging control, the power information of the battery cells of the main body, and the like, and the charging information of the sub-body includes power information of the battery cells of the sub-body, and the like. Optionally, in some embodiments, the charging information may further include the charging duration and temperature information of the main body and the separate body. The main body determines the current limit of the split body based on the adaptation type and charging information. Specifically, the main body can evenly distribute the current of the charging signal provided by the adapter of the adaptation type according to the number of the connected split bodies, and obtain each The current limit of the split can also be based on the power information of each split to distribute the current of the charging signal provided by the adapter of this type. For example, the current limit of the split with a high remaining power value can be lower than For a split with a low residual power value, the method for determining the circuit limit is not limited here.
步骤1006，当充电信号的电流值超过对应的电流限值时，则控制第一连接端停止输出充电信号。
主体可以在当分体充电信号的电流值超过对应的电流限值时，则控制第一连接端停止输出充电信号，即停止该分体的充电操作。The main body can control the first connection terminal to stop outputting the charging signal when the current value of the split charging signal exceeds the corresponding current limit value, that is, stop the charging operation of the split.
通过基于适配类型和充电信息确定每一个分体的电流限值，当分体接收的充电信号的电流值超过该电流限值时，则控制开关单元进入关断状态，可以避免分体抽取的电流过大而影响其他分体或主体的充电操作。By determining the current limit of each split based on the adaptation type and charging information, when the current value of the charging signal received by the split exceeds the current limit, the switch unit is controlled to enter the off state, which can avoid the current drawn by the split. It is too large to affect the charging operation of other splits or main bodies.
如图11所示，在一个实施例中，提供的充电控制方法还包括：As shown in FIG. 11 , in one embodiment, the provided charging control method further includes:
步骤1102，接收分体反馈的第二反馈信号。Step 1102: Receive the second feedback signal fed back by the split.
第二反馈信号是与主体连接的分体基于电池单元的电压信号反馈的。具体地，电池单元的电压信号即为电池单元的蓄电电压，分体可以对电池单元的电压信号进行分压处理，得到第二反馈信号。The second feedback signal is fed back by the separate body connected to the main body based on the voltage signal of the battery unit. Specifically, the voltage signal of the battery unit is the storage voltage of the battery unit, and the separate body can perform voltage division processing on the voltage signal of the battery unit to obtain the second feedback signal.
步骤1104，根据第二反馈信号计算对应的分体的电池单元的电量信息。Step 1104: Calculate the power information of the corresponding split battery unit according to the second feedback signal.
电量信息可以包括但不限于是SOC、需供电低电量、电池单元的蓄电电压中的至少一种。主体根据该第二反馈信号可以计算该分体的电池单元的电量信息。The power information may include, but is not limited to, at least one of SOC, low power required for power supply, and storage voltage of the battery unit. The main body can calculate the electric quantity information of the battery unit of the separate body according to the second feedback signal.
步骤1106，基于每一个连接的分体的电池单元的电量信息控制第一连接端输出充电信号的时长。
主体可以根据每一个连接的分体的电池单元的电量信息控制对应的开关单元处于导通状态的时长。具体地，主体可以控制剩余电量低的电池单元对应的第一连接端输出充电信号的时长高于剩余电量高的电池单元的对应的第一连接端输出所述充电信号的时长；主体也可以在电池单元的剩余电量超过电量阈值时，则控制该电池单元对应的第一连接端停止输出充电信号，其中，电量阈值可以根据实际应用需求设定，在此不做限定，例如，电量阈值可以是70％、80％、90％、100％等。The main body can control the duration that the corresponding switch unit is in an on state according to the electric quantity information of each connected separate battery unit. Specifically, the main body can control the duration of outputting the charging signal from the first connection terminal corresponding to the battery unit with low remaining capacity to be longer than the duration of outputting the charging signal by the corresponding first connection terminal of the battery unit with high remaining capacity; When the remaining power of the battery unit exceeds the power threshold, the first connection terminal corresponding to the battery unit is controlled to stop outputting the charging signal, wherein the power threshold can be set according to the actual application requirements, which is not limited here. For example, the power threshold can be 70%, 80%, 90%, 100%, etc.
通过获取分体反馈的第二反馈信号，根据第二反馈信号计算对应的充电接收电路的电池单元的电量信息，并基于每一个连接的分体的电池单元的电量信息控制对应的第一连接端输出充电信号的时长，可以灵活控制各个分体的充电情况，提高充电分配的准确性。By acquiring the second feedback signal fed back by the split, calculate the power information of the corresponding battery unit of the charging receiving circuit according to the second feedback signal, and control the corresponding first connection terminal based on the power information of each connected split battery unit The duration of the output charging signal can flexibly control the charging situation of each split and improve the accuracy of charging distribution.
应该理解的是，虽然图8-11的流程图中的各个步骤按照箭头的指示依次显示，但是这些步骤并不是必然按照箭头指示的顺序依次执行。除非本文中有明确的说明，这些步骤的执行并没有严格的顺序限制，这些步骤可以以其它的顺序执行。而且，图8-11中的至少一部分步骤可以包括多个子步骤或者多个阶段，这些子步骤或者阶段并不必然是在同一时刻执行完成，而是可以在不同的时刻执行，这些子步骤或者阶段的执行顺序也不必然是依次进行，而是可以与其它步骤或者其它步骤的子步骤或者阶段的至少一部分轮流或者交替地执行。It should be understood that although the various steps in the flowcharts of FIGS. 8-11 are shown in sequence according to the arrows, these steps are not necessarily executed in the sequence shown by the arrows. Unless explicitly stated herein, the execution of these steps is not strictly limited to the order, and these steps may be performed in other orders. Moreover, at least a part of the steps in FIGS. 8-11 may include multiple sub-steps or multiple stages. These sub-steps or stages are not necessarily executed and completed at the same time, but may be executed at different times. These sub-steps or stages are not necessarily completed at the same time. The order of execution of the steps is not necessarily sequential, but may be performed alternately or alternately with other steps or at least a part of sub-steps or stages of other steps.
本申请实施例还提供了一种计算机可读存储介质。一个或多个包含计算机可执行指令的非易失性计算机可读存储介质，当所述计算机可执行指令被一个或多个处理器执行时，使得所述处理器执行充电控制方法的步骤。Embodiments of the present application also provide a computer-readable storage medium. One or more non-volatile computer-readable storage media containing computer-executable instructions, when executed by one or more processors, cause the processors to perform the steps of the charging control method.
一种包含指令的计算机程序产品，当其在计算机上运行时，使得计算机执行充电控制方法。A computer program product containing instructions, when run on a computer, causes the computer to perform a charging control method.
本申请所使用的对存储器、存储、数据库或其它介质的任何引用可包括非易失性和/或易失性存储器。非易失性存储器可包括只读存储器(ROM)、可编程ROM(PROM)、电可编程ROM(EPROM)、电可擦除可编程ROM(EEPROM)或闪存。易失性存储器可包括随机存取存储器(RAM)，它用作外部高速缓冲存储器。作为说明而非局限，RAM以多种形式可得，诸如静态RAM(SRAM)、动态RAM(DRAM)、同步DRAM(SDRAM)、双数据率SDRAM(DDR SDRAM)、增强型SDRAM(ESDRAM)、同步链路(Synchlink)DRAM(SLDRAM)、存储器总线(Rambus)直接RAM(RDRAM)、直接存储器总线动态RAM(DRDRAM)、以及存储器总线动态RAM(RDRAM)。Any reference to a memory, storage, database, or other medium as used herein may include non-volatile and/or volatile memory. Nonvolatile memory may include read only memory (ROM), programmable ROM (PROM), electrically programmable ROM (EPROM), electrically erasable programmable ROM (EEPROM), or flash memory. Volatile memory may include random access memory (RAM), which acts as external cache memory. By way of illustration and not limitation, RAM is available in various forms such as static RAM (SRAM), dynamic RAM (DRAM), synchronous DRAM (SDRAM), double data rate SDRAM (DDR SDRAM), enhanced SDRAM (ESDRAM), synchronous Link (Synchlink) DRAM (SLDRAM), Memory Bus (Rambus) Direct RAM (RDRAM), Direct Memory Bus Dynamic RAM (DRDRAM), and Memory Bus Dynamic RAM (RDRAM).
以上所述实施例仅表达了本申请的几种实施方式，其描述较为具体和详细，但并不能因此而理解为对本申请专利范围的限制。应当指出的是，对于本领域的普通技术人员来说，在不脱离本申请构思的前提下，还可以做出若干变形和改进，这些都属于本申请的保护范围。因此，本申请专利的保护范围应以所附权利要求为准。The above-mentioned embodiments only represent several embodiments of the present application, and the descriptions thereof are relatively specific and detailed, but should not be construed as a limitation on the scope of the patent of the present application. It should be pointed out that for those skilled in the art, without departing from the concept of the present application, several modifications and improvements can be made, which all belong to the protection scope of the present application. Therefore, the scope of protection of the patent of the present application shall be subject to the appended claims.
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