CN114704767A - Air spring integrated air source device - Google Patents

Abstract

Translated fromChinese

本发明提供一种空气弹簧整合式气源装置，包括气源外壳、用于将气体压缩成高压气体的气泵总成、用于控制空气弹簧充放气的分配阀、用于对气泵总成和分配阀进行控制的控制器；其中，分配阀与气泵总成固定连接，气泵总成与气源外壳固定连接，控制器与气源外壳、分配阀共同固定，气源外壳与气泵总成围成密封的用于存储高压气体的储气罐。本发明整体集成度高，性能匹配度好，结构简单，轻量化，NVH性能优秀；分配阀气路可兼顾内、外循环模式各自的优势，随需求切换，降低能耗；气路的路径较短能够提高响应速度，气泵和分配阀置于储气筒内部，有利于消除震动及噪声；以储气筒作为气泵外壳，增大散热面积，提升气泵工作效率和单次持续工作时长。

The invention provides an air spring integrated air source device, which includes an air source housing, an air pump assembly for compressing gas into high-pressure gas, a distribution valve for controlling air spring inflation and deflation, and an air pump assembly and The controller controlled by the distribution valve; wherein, the distribution valve is fixedly connected with the air pump assembly, the air pump assembly is fixedly connected with the air source housing, the controller is fixed together with the air source housing and the distribution valve, and the air source housing and the air pump assembly are enclosed A sealed gas tank for storing high-pressure gas. The invention has high overall integration, good performance matching, simple structure, light weight, and excellent NVH performance; the distribution valve gas circuit can take into account the respective advantages of the internal and external circulation modes, and can be switched according to needs to reduce energy consumption; the path of the gas circuit is relatively Short can improve the response speed. The air pump and distribution valve are placed inside the air storage cylinder, which is beneficial to eliminate vibration and noise; the air storage cylinder is used as the air pump shell to increase the heat dissipation area, improve the working efficiency of the air pump and the single continuous working time.

Description

Translated fromChinese

空气弹簧整合式气源装置Air spring integrated air source device

技术领域technical field

本发明涉及空气弹簧技术领域，特别涉及一种空气弹簧整合式气源装置。The invention relates to the technical field of air springs, in particular to an air spring integrated air source device.

背景技术Background technique

汽车空气悬架系统，是通过空气弹簧取代传统的螺旋弹簧，实现车身高低可调、不同载荷下悬架偏频基本一致、以及对路面高频冲击的吸收过滤作用，提高汽车的平顺性及操纵稳定性。The automobile air suspension system replaces the traditional coil spring with an air spring to realize the height adjustment of the body, basically the same suspension bias frequency under different loads, and the absorption and filtering effect on the high-frequency impact of the road surface, so as to improve the ride comfort and handling of the car. stability.

国内现有技术且应用在汽车上的空气弹簧系统供给装置主要为开式系统。开式系统通常由空气压缩机、阀和控制器构成，空气压缩机、阀和控制器均为独立的单元装置，采用分开或较为接近的布置方式进行安装，导致系统质量和结构空间较大；开式系统的气体循环方式为外循环，通过气泵压缩外界大气给空气弹簧充气，空气弹簧排气直接排入外界大气。开式系统具有充放气缓慢、噪音大、能耗高的劣势。The domestic existing technology and the air spring system supply device used in automobiles are mainly open systems. The open system is usually composed of air compressor, valve and controller. The air compressor, valve and controller are all independent unit devices, which are installed separately or in a relatively close arrangement, resulting in large system quality and structural space; The gas circulation mode of the open system is external circulation. The air spring is inflated by compressing the outside air through the air pump, and the air spring exhaust is directly discharged into the outside atmosphere. The open system has the disadvantages of slow inflation and deflation, loud noise and high energy consumption.

发明内容SUMMARY OF THE INVENTION

本发明的目的是为了克服已有技术的缺陷，提出一种空气弹簧的调节方法，不仅可以实现外循环的气体循环方式，还可以实现内循环的气体循环方式，自由选择快速充放气或慢速充放气。The purpose of the present invention is to overcome the defects of the prior art, and propose a method for adjusting the air spring, which can not only realize the gas circulation mode of external circulation, but also realize the gas circulation mode of internal circulation, and can freely choose fast inflation and deflation or slow gas circulation. Quick charge and deflate.

为实现上述目的，本发明采用以下具体技术方案：For achieving the above object, the present invention adopts following concrete technical scheme:

本发明提供的空气弹簧整合式气源装置，包括气源外壳、用于将气体压缩成高压气体的气泵总成、用于控制空气弹簧充放气的分配阀、用于对气泵总成和分配阀进行控制的控制器；其中，分配阀与气泵总成固定连接，气泵总成与气源外壳固定连接，控制器与气源外壳、分配阀共同固定，气源外壳与气泵总成围成密封的用于存储高压气体的储气罐。The air spring integrated air source device provided by the present invention includes an air source housing, an air pump assembly for compressing gas into high-pressure gas, a distribution valve for controlling the inflation and deflation of the air spring, and a distribution valve for the air pump assembly and distribution. The controller that controls the valve; wherein, the distribution valve is fixedly connected with the air pump assembly, the air pump assembly is fixedly connected with the air source housing, the controller is fixed together with the air source housing and the distribution valve, and the air source housing and the air pump assembly are enclosed in a seal of gas storage tanks for storing high-pressure gas.

优选地，气泵总成包括干燥机机芯、压缩机机芯及电机转子机芯，电机转子机芯用于驱动压缩机机芯转动，压缩机机芯用于压缩气体形成高压气体，干燥机机芯用于干燥和过滤压缩后的高压气体。Preferably, the air pump assembly includes a dryer core, a compressor core and a motor rotor core. The motor rotor core is used to drive the compressor core to rotate, and the compressor core is used to compress gas to form high-pressure gas. The core is used to dry and filter the compressed high pressure gas.

优选地，分配阀包括分别与气泵总成外壳、控制器固定连接的阀板，在阀板上安装有第一至第九阀芯和第一至第四气路接头，在阀板内设置有第一至第十气路管道；其中，第一阀芯和第二阀芯设置在第一气路管道上，第三阀芯设置在第三气路管道上，第四阀芯设置在第二气路管道上，第五至第八阀芯各自对应设置在第五至第八气路管道上，第九阀芯设置在第十气路管道上；第一气路管道的一端与储气罐连通，第二气路管道的一端与干燥机机芯连通，第一气路管道的另一端和第二气路管道的另一端分别与第四气路管道的一端连通，第四气路管道的另一端分别与第五至第八气路管道的一端连接，第五至第八气道管路的另一端分别通过第一至第四气路接头与四个空气弹簧的管路连通，第三气路管道的一端连通在第一气路管道上位于储气罐与第一阀芯之间的位置，第三气路管道的另一端连通在第二气路管道上位于干燥机机芯与第四阀芯之间的位置，第九气路管道的一端与压缩机机芯连通，第九气路管道的另一端连接在第一气路管道上位于第一阀芯与第二阀芯之间的位置，第十气路管道的一端与第九气路管道连通，第十气路管道的另一端通过空气滤芯与外界大气连通。Preferably, the distribution valve includes a valve plate fixedly connected with the air pump assembly casing and the controller, respectively, the first to ninth valve cores and the first to fourth gas path connectors are installed on the valve plate, and the valve plate is provided with The first to tenth gas pipelines; wherein, the first valve core and the second valve core are arranged on the first gas pipeline, the third valve core is arranged on the third gas pipeline, and the fourth valve core is arranged on the second gas pipeline On the gas pipeline, the fifth to eighth valve cores are respectively arranged on the fifth to eighth gas pipelines, and the ninth valve core is arranged on the tenth gas pipeline; one end of the first gas pipeline is connected to the gas storage tank. Connected, one end of the second air pipeline is communicated with the dryer core, the other end of the first air pipeline and the other end of the second air pipeline are respectively connected with one end of the fourth air pipeline, and the fourth air pipeline The other ends are respectively connected with one end of the fifth to eighth air passage pipes, the other ends of the fifth to eighth air passage pipes are respectively connected with the pipes of the four air springs through the first to fourth air passage joints, and the third One end of the air pipeline is connected to the position between the air storage tank and the first valve core on the first air pipeline, and the other end of the third air pipeline is connected to the second air pipeline and is located between the dryer core and the first valve core. In the position between the four valve cores, one end of the ninth gas path pipeline is connected to the compressor core, and the other end of the ninth gas path pipeline is connected to the first gas path pipeline and located between the first valve core and the second valve core At the position, one end of the tenth gas path pipeline is connected with the ninth gas path pipeline, and the other end of the tenth gas path pipeline is connected with the outside atmosphere through the air filter element.

优选地，当打开第一阀芯、第二阀芯、第五至第八阀芯时，开启内循环缓慢充气通道，将储气罐内的高压气体在压力差的作用下充入四个空气弹簧的气室当打开第一阀芯、第四阀芯、第五至第八阀芯时，开启内循环快速充气通道，启动电机转子机芯带动压缩机机芯工作，将储气罐输出的气体再次加压后，充入四个空气弹簧的气室；当打开第四阀芯、第九阀芯、第五至第八阀芯时，开启外循环充气通道，启动电机转子机芯带动压缩机机芯工作，将外界大气中的空气压缩成高压气体经过干燥机机芯除湿后，充入四个空气弹簧的气室；当打开第二阀芯、第三阀芯、第五至第八阀芯时，开启内循环排气通道，启动电机转子机芯带动压缩机机芯工作，将四个空气弹簧气室内的气体排入储气罐内；当打开第二阀芯、第九阀芯、第五至第八阀芯时，开启外循环排气通道，直接将四个空气弹簧气室内的气体排放到外界大气中；当打开第三阀芯和第九阀芯时，开启外循环补气通道，启动电机转子机芯带动压缩机机芯工作，将外界大气中的空气压缩成高压气体经过干燥机机芯除湿后，储存于储气罐内。Preferably, when the first valve core, the second valve core, and the fifth to eighth valve cores are opened, the internal circulation slow charging channel is opened, and the high-pressure gas in the gas storage tank is charged into the four air under the action of the pressure difference When the first valve core, the fourth valve core, and the fifth to eighth valve cores are opened in the air chamber of the spring, the internal circulation rapid inflation channel is opened, and the motor rotor core is started to drive the compressor core to work, and the output of the gas storage tank is output. After the gas is pressurized again, it is filled into the air chambers of the four air springs; when the fourth valve core, the ninth valve core, and the fifth to eighth valve cores are opened, the external circulation charging channel is opened, and the motor rotor core is started to drive the compression When the machine core works, the air in the outside atmosphere is compressed into high-pressure gas, which is dehumidified by the dryer core, and then filled into the air chambers of the four air springs; when the second valve core, the third valve core, the fifth to the eighth valve are opened, When the valve core, open the internal circulation exhaust channel, start the motor rotor core to drive the compressor core to work, and discharge the gas in the four air spring air chambers into the gas storage tank; when the second valve core and the ninth valve core are opened , When the fifth to eighth valve cores are opened, the external circulation exhaust channel is opened, and the gas in the air chambers of the four air springs is directly discharged to the outside atmosphere; when the third valve core and the ninth valve core are opened, the external circulation compensation is opened. Air channel, start the motor rotor core to drive the compressor core to work, compress the air in the outside atmosphere into high-pressure gas, dehumidify the dryer core, and store it in the gas storage tank.

优选地，控制器包括阀芯驱动芯片和电机转子机芯驱动芯片，阀芯驱动芯片用于控制阀芯的开和关，电机转子机芯驱动芯片用于控制电机转子机芯的开和关。Preferably, the controller includes a valve core driving chip and a motor rotor core driving chip, the valve core driving chip is used to control the opening and closing of the valve core, and the motor rotor core driving chip is used to control the opening and closing of the motor rotor core.

优选地，在第四气路管道上设置有压力传感器，用于监测四个空气弹簧气室的压力。Preferably, a pressure sensor is provided on the fourth air path pipeline for monitoring the pressure of the four air spring air chambers.

优选地，控制器还包括压力传感器采集模块，用于采集压力传感器监测到的压力数据。Preferably, the controller further includes a pressure sensor acquisition module for acquiring pressure data monitored by the pressure sensor.

优选地，在压缩机机芯内布置有用于监测压缩机机芯温度的温度传感器。Preferably, a temperature sensor for monitoring the temperature of the compressor core is arranged within the compressor core.

优选地，控制器进一步包括温度传感器采集模块，用于采集温度传感器监测到的温度数据。Preferably, the controller further includes a temperature sensor acquisition module for acquiring temperature data monitored by the temperature sensor.

本发明能够取得以下技术效果：The present invention can achieve the following technical effects:

气源外壳、用于将气体压缩成高压气体的气泵总、用于控制空气弹簧充放气的分配阀、用于对气泵总成和分配阀进行控制的控制器；其中，分配阀与气泵总成固定连接，气泵总成与气源外壳固定连接，控制器与气源外壳、分配阀共同固定，气源外壳与气泵总成围成密封的用于存储高压气体的储气罐Air source housing, air pump assembly for compressing gas into high-pressure gas, distribution valve for controlling air spring inflation and deflation, controller for controlling air pump assembly and distribution valve; wherein distribution valve and air pump assembly The air pump assembly is fixedly connected with the air source shell, the controller is fixed with the air source shell and the distribution valve, and the air source shell and the air pump assembly form a sealed air storage tank for storing high-pressure gas.

(1)本发明提供的空气弹簧整合式气源装置集气泵、储气罐、分配阀及控制器于一个总成，整体集成度高，性能匹配度好，结构简单，NVH性能优秀。(1) The air spring integrated air source device provided by the present invention integrates the air pump, the air storage tank, the distribution valve and the controller into one assembly, with high overall integration, good performance matching, simple structure and excellent NVH performance.

(2)本发明提供的空气弹簧整合式气源装置，分配阀可兼顾内、外循环模式各自的优势，随需求进行切换，降低能耗。(2) In the air spring integrated air source device provided by the present invention, the distribution valve can take into account the respective advantages of the internal and external circulation modes, and can be switched as required to reduce energy consumption.

(3)本发明提供的空气弹簧整合式气源装置，能够缩减冗余的储气罐容积，另外气路的路径较短能够提高响应速度。(3) The air spring integrated air source device provided by the present invention can reduce the redundant air storage tank volume, and in addition, the short path of the air circuit can improve the response speed.

(4)本发明提供的空气弹簧整合式气源装置，气泵总成和分配阀置于储气罐的内部，有利于消除震动及噪声。(4) In the air spring integrated air source device provided by the present invention, the air pump assembly and the distribution valve are placed inside the air storage tank, which is beneficial to eliminate vibration and noise.

(5)本发明提供的空气弹簧整合式气源装置，将控制器置于气源外壳内，有利于对控制器进行防护，可实现IP6K9K防护等级，省去了原本控制器外壳的重量，利于实现气源装置的轻量化。(5) In the air spring integrated air source device provided by the present invention, the controller is placed in the air source shell, which is beneficial to the protection of the controller, and can achieve IP6K9K protection level, saves the weight of the original controller shell, and is conducive to the protection of the controller. Realize the lightweight of the air source device.

(6)本发明提供的空气弹簧整合式气源装置，以储气罐作为气泵外壳，能够增大散热面积，提升气泵工作效率和单次持续工作时长。(6) The air spring integrated air source device provided by the present invention uses the air storage tank as the air pump shell, which can increase the heat dissipation area, improve the working efficiency of the air pump and the single continuous working time.

(7)通过对各个阀芯的控制开启内循环通道，在空气弹簧充放气过程中实现气体在空气弹簧与储气罐之间的流动，以及通过对各个阀芯的控制开启外循环通道，在空气弹簧充放气和储气罐充气的过程中实现气体在空气弹簧与外界大气之间的流动。(7) Open the inner circulation channel by controlling each valve core, realize the flow of gas between the air spring and the gas storage tank during the air spring inflation and deflation process, and open the outer circulation channel by controlling each valve core, In the process of inflating and deflating the air spring and inflating the air storage tank, the flow of gas between the air spring and the outside atmosphere is realized.

附图说明Description of drawings

图1是根据本发明实施例提供的空气弹簧整合式气源装置的整体结构示意图；1 is a schematic diagram of the overall structure of an air spring integrated air source device provided according to an embodiment of the present invention;

图2是根据本发明实施例提供的空气弹簧整合式气源装置内部的局部结构示意图；2 is a schematic diagram of a partial structure inside an air spring integrated air source device provided according to an embodiment of the present invention;

图3是根据本发明实施例提供的空气弹簧整合式气源装置的气路原理示意图。3 is a schematic diagram of an air circuit principle of an air spring integrated air source device provided according to an embodiment of the present invention.

其中的附图标记包括：气源外壳1、气泵总成2、压缩机机芯201、干燥机机芯202、电机转子机芯203、分配阀3、控制器4、储气罐5、阀芯6、第一至第九阀芯601-609、第一至第十气路管道701-710、气路接头8、第一至第四气路接头801-804、空气弹簧901-904、空气滤芯10、压力传感器11。The reference numerals include: air source housing 1,air pump assembly 2,compressor core 201,dryer core 202,motor rotor core 203,distribution valve 3,controller 4,air storage tank 5, valve core 6. The first to ninth valve cores 601-609, the first to tenth gas pipelines 701-710, thegas joint 8, the first to fourth gas joints 801-804, the air spring 901-904, theair filter element 10. Pressure sensor 11.

具体实施方式Detailed ways

在下文中，将参考附图描述本发明的实施例。在下面的描述中，相同的模块使用相同的附图标记表示。在相同的附图标记的情况下，它们的名称和功能也相同。因此，将不重复其详细描述。Hereinafter, embodiments of the present invention will be described with reference to the accompanying drawings. In the following description, the same modules are denoted by the same reference numerals. In the case of the same reference numerals, their names and functions are also the same. Therefore, its detailed description will not be repeated.

为了使本发明的目的、技术方案及优点更加清楚明白，以下结合附图及具体实施例，对本发明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用以解释本发明，而不构成对本发明的限制。In order to make the objectives, technical solutions and advantages of the present invention clearer, the present invention will be further described in detail below with reference to the accompanying drawings and specific embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention, but not to limit the present invention.

图1和图2分别示出了根据本发明实施例提供的空气弹簧整合式气源装置的整体结构和内部局部结构。1 and 2 respectively show the overall structure and the internal partial structure of the air spring integrated air source device provided according to the embodiment of the present invention.

如图1和图2所示，本发明实施例提供的空气弹簧整合式气源装置包括气源外壳1、用于将气体压缩成高压气体并进行除湿的气泵总成2、用于控制空气弹簧内部气体充放的分配阀3、用于对气泵总成2和分配阀3进行控制的控制器4；其中，分配阀3与气泵总成2固定连接，气泵总成2与气源外壳1固定连接，控制器4与气源外壳1、分配阀3共同固定，气源外壳1与气泵总成2围成密封的用于存储高压气体的储气罐5。As shown in FIG. 1 and FIG. 2 , the air spring integrated air source device provided by the embodiment of the present invention includes an air source housing 1, anair pump assembly 2 for compressing gas into high-pressure gas and dehumidifying, and for controlling the air spring Thedistribution valve 3 for charging and discharging the internal gas, thecontroller 4 for controlling theair pump assembly 2 and thedistribution valve 3; wherein, thedistribution valve 3 is fixedly connected with theair pump assembly 2, and theair pump assembly 2 is fixed with the air source housing 1 Connection, thecontroller 4 is fixed together with the gas source casing 1 and thedistribution valve 3, and the gas source casing 1 and thegas pump assembly 2 enclose a sealedgas storage tank 5 for storing high-pressure gas.

气泵总成2包括压缩机机芯201、干燥机机芯202及电机转子机芯203，电机转子机芯203用于驱动压缩机机芯转动，压缩机机芯用于压缩气体形成高压气体，干燥机机芯用于干燥和过滤压缩后的高压气体。Theair pump assembly 2 includes acompressor core 201, adryer core 202 and amotor rotor core 203. Themotor rotor core 203 is used to drive the compressor core to rotate, and the compressor core is used for compressing gas to form high-pressure gas, drying The machine core is used to dry and filter compressed high-pressure gas.

分配阀3包括阀板301，在阀板301上安装有阀芯6和气路接头8，在阀板301内设置有气路管道，通过阀芯与气路管道的组合实现以内、外循环模式对空气弹簧进行充放气，以及对储气罐5进行充气的气路。当切换为内循环模式时，在空气弹簧充放气过程中，气体在空气弹簧与储气罐之间的流动；当切换为外循环模式时，在空气弹簧充放气和储气罐充气的过程中，气体在空气弹簧与外界大气之间的流动。由此可知，分配阀3可兼顾内、外循环模式各自的优势，随需求进行切换，降低能耗。Thedistribution valve 3 includes avalve plate 301 on which a valve core 6 and agas path connector 8 are installed, and a gas path pipeline is arranged in thevalve board 301, through the combination of the valve core and the gas path pipeline, the internal and external circulation modes are matched. The air spring is inflated and deflated, and the air path for inflating theair storage tank 5. When switching to the internal circulation mode, the gas flows between the air spring and the air storage tank during the process of inflating and deflating the air spring; During the process, the gas flows between the air spring and the outside atmosphere. It can be seen from this that thedistribution valve 3 can take into account the respective advantages of the inner and outer circulation modes, and can be switched according to the demand to reduce energy consumption.

控制器4包括阀芯驱动芯片和电机转子机芯驱动芯片，阀芯驱动芯片用于控制阀芯的开和关，电机转子机芯驱动芯片用于控制电机转子机芯203的开和关。Thecontroller 4 includes a valve core driving chip and a motor rotor core driving chip, the valve core driving chip is used to control the opening and closing of the valve core, and the motor rotor core driving chip is used to control the opening and closing of themotor rotor core 203 .

图3示出了根据本发明实施例提供的空气弹簧整合式气源装置的气路原理。FIG. 3 shows the air circuit principle of the air spring integrated air source device provided according to the embodiment of the present invention.

如图3所示，阀芯6的数量为九个，分别为第一至第九阀芯601-609、气路管道的数量为10个，分别为第一至第十气路管道701-710，气路接头8的数量为4个，分别为第一至第四气路接头801-804。As shown in FIG. 3 , the number of valve cores 6 is nine, which are the first to ninth valve cores 601-609 respectively, and the number of air pipelines is 10, which are the first to tenth gas pipeline pipelines 701-710 respectively. , the number of the gas path joints 8 is 4, which are the first to fourth gas path joints 801-804 respectively.

第一阀芯601和第二阀芯602设置在第一气路管道701上，第三阀芯603设置在第三气路管道703上，第四阀芯604设置在第二气路管道702上，第五至第八阀芯605-608各自对应设置在第五至第八气路管道705-708上，第九阀芯609设置在第十气路管道710上；第一气路管道701的一端与储气罐1连通，第二气路管道702的一端与干燥机机芯202连通，第一气路管道701的另一端和第二气路管道702的另一端分别与第四气路管道704的一端连通，第四气路管道704的另一端分别与第五至第八气路管道705-708的一端连接，第五至第八气道管路705-708的另一端分别通过第一至第四气路接头801-804与四个空气弹簧901-904的管路连通，第三气路管道703的一端连通在第一气路管道701上位于储气罐1与第一阀芯601之间的位置，第三气路管道703的另一端连通在第二气路管道702上位于干燥机机芯202与第四阀芯604之间的位置，第九气路管道709的一端与压缩机机芯201连通，第九气路管道709的另一端连接在第一气路管道701上位于第一阀芯601与第二阀芯602之间的位置，第十气路管道710的一端与第九气路管道709连通，第十气路管道710的另一端通过空气滤芯10与外界大气连通。Thefirst valve core 601 and thesecond valve core 602 are arranged on the firstgas passage pipe 701 , thethird valve core 603 is arranged on the thirdgas passage pipe 703 , and thefourth valve core 604 is arranged on the secondgas passage pipe 702 , the fifth to eighth valve cores 605-608 are respectively arranged on the fifth to eighth gas pipelines 705-708, theninth valve core 609 is arranged on thetenth gas pipeline 710; One end is communicated with the air storage tank 1, one end of thesecond air channel 702 is communicated with thedryer core 202, and the other end of thefirst air channel 701 and the other end of thesecond air channel 702 are respectively connected with the fourth air channel. One end of 704 is connected, the other end of thefourth airway pipeline 704 is connected with one end of the fifth to eighth airway pipelines 705-708 respectively, and the other ends of the fifth to eighth airway pipelines 705-708 pass through the first The pipelines to the fourth air path joints 801-804 are connected with the pipelines of the four air springs 901-904, and one end of the thirdair path pipeline 703 is connected to the firstair path pipeline 701 and is located between the air tank 1 and thefirst valve core 601 The other end of the thirdair path pipe 703 is connected to the position between thedryer core 202 and thefourth valve core 604 on the secondair path pipe 702, and one end of the ninthair path pipe 709 is connected to the compressor. Themachine core 201 is connected, the other end of the ninthgas path pipe 709 is connected to the firstgas path pipe 701 at the position between thefirst valve core 601 and thesecond valve core 602, and one end of the tenthgas path pipe 710 is connected to thefirst valve core 601 and thesecond valve core 602. The ninthair path duct 709 is communicated with, and the other end of the tenthair path duct 710 is communicated with the outside atmosphere through theair filter element 10 .

在本发明的一个优选实施例中，空气弹簧整合式气源装置还包括压力传感器11，压力传感器11设置在第四气路管道704上，用于监测四个空气弹簧901-904气室的压力。控制器4包括还包括压力传感器采集模块，用于采集压力传感器11监测到的压力数据。压力传感器采集模块通过读取压力传感器11正常范围内电压信号，解析此时的压力值或者读取压力传感器11故障诊断范围内的电压信号，判断故障。In a preferred embodiment of the present invention, the air spring integrated air source device further includes a pressure sensor 11, and the pressure sensor 11 is arranged on thefourth air pipeline 704 for monitoring the pressure of the air chambers of the four air springs 901-904 . Thecontroller 4 further includes a pressure sensor acquisition module for acquiring pressure data monitored by the pressure sensor 11 . The pressure sensor acquisition module judges the fault by reading the voltage signal within the normal range of the pressure sensor 11, analyzing the pressure value at this time or reading the voltage signal within the fault diagnosis range of the pressure sensor 11.

在本发明的另一个优选实施例中，空气弹簧整合式气源装置还包括温度传感器，温度传感器布置在压缩机机芯内，用于监测压缩机机芯的温度。控制器4进一步包括温度传感器采集模块，用于采集温度传感器监测到的温度数据。In another preferred embodiment of the present invention, the air spring-integrated air source device further includes a temperature sensor arranged in the compressor core for monitoring the temperature of the compressor core. Thecontroller 4 further includes a temperature sensor acquisition module for acquiring temperature data monitored by the temperature sensor.

在本发明的一个具体实例中，第一至第九阀芯601-609均为电动开关阀。In a specific example of the present invention, the first to ninth valve cores 601-609 are all electric on-off valves.

空气弹簧整合式气源装置的气路原理如下：The air circuit principle of the air spring integrated air source device is as follows:

一、空气弹簧内循环缓慢充气1. Slowly inflate the air spring

仅打开第一阀芯601、第二阀芯602、第五至第八阀芯605-608，其他阀芯关闭，开启内循环缓慢充气通道，将储气罐1内的高压气体在压力差的作用下缓慢充入四个空气弹簧901-904的气室。Only thefirst valve core 601, thesecond valve core 602, the fifth to eighth valve cores 605-608 are opened, the other valve cores are closed, and the internal circulation slow inflation channel is opened, and the high-pressure gas in the gas storage tank 1 is kept at a pressure difference. Under the action, the air chambers of the four air springs 901-904 are slowly charged.

二、空气弹簧内循环快速充气2. Rapid inflation in the air spring

仅打开第一阀芯601、第四阀芯604、第五至第八阀芯605-608，其他阀芯关闭，开启内循环快速充气通道，启动电机带动压缩机机芯201工作，将储气罐1输出的高压气体再次加压后，快速充入四个空气弹簧901-904的气室。Only open thefirst spool 601, thefourth spool 604, and the fifth to eighth spools 605-608, the other spools are closed, the inner circulation rapid inflation channel is opened, and the motor is started to drive thecompressor core 201 to work, storing the air. After the high-pressure gas output from the tank 1 is pressurized again, it is quickly charged into the air chambers of the four air springs 901-904.

三、空气弹簧外循环缓慢充气3. The air spring is slowly inflated by external circulation

当储气罐1内的气压低于四个空气弹簧901-904的气室内的气压时，仅打开第四阀芯604、第九阀芯609、第五至第八阀芯605-608，关闭其他阀芯，开启外循环充气通道，启动电机带动压缩机机芯201工作，将外界大气中的空气压缩成高压气体经过干燥机机芯202除湿后，缓慢充入四个空气弹簧901-904的气室；When the air pressure in the air tank 1 is lower than the air pressure in the air chambers of the four air springs 901-904, only thefourth valve core 604, theninth valve core 609, and the fifth to eighth valve cores 605-608 are opened and closed. For other valve cores, open the external circulation air passage, start the motor to drive thecompressor core 201 to work, compress the air in the outside atmosphere into high-pressure gas and dehumidify thedryer core 202, and then slowly fill the four air springs 901-904. Air chamber;

四、空气弹簧缓慢内循环排气Fourth, the air spring slowly circulates the exhaust

仅打开第二阀芯602、第三阀芯603、第五至第八阀芯605-608，关闭其他阀芯，开启内循环排气通道，启动电机带动压缩机机芯201工作，将四个空气弹簧气室901-904内的气体缓慢排入储气罐1内。Only open thesecond valve core 602, thethird valve core 603, the fifth to eighth valve cores 605-608, close the other valve cores, open the internal circulation exhaust channel, start the motor to drive thecompressor core 201 to work, and turn the four The gas in the air spring air chambers 901-904 is slowly discharged into the air storage tank 1 .

五、空气弹簧快速外循环排气Five, air spring rapid external circulation exhaust

仅打开第二阀芯602、第九阀芯609、第五至第八阀芯605-608，关闭其他阀芯，开启外循环排气通道，直接将空气弹簧气室901-904内的气体快速排放到外界大气中。Only open thesecond valve core 602, theninth valve core 609, the fifth to eighth valve cores 605-608, close the other valve cores, open the external circulation exhaust channel, and directly discharge the gas in the air spring chambers 901-904 quickly. Emissions to the outside atmosphere.

六、储气罐补气6. Air supply of gas storage tank

仅打开第三阀芯603和第九阀芯609，关闭其他阀门，开启外循环补气通道，启动电机带动压缩机机芯201工作，将外界大气中的空气压缩成高压气体经过干燥机机芯202除湿后，储存于储气罐1内。Only open thethird valve core 603 and theninth valve core 609, close other valves, open the external circulation air supply channel, start the motor to drive thecompressor core 201 to work, compress the air in the outside atmosphere into high-pressure gas and pass through the dryer core After 202 dehumidification, it is stored in the gas storage tank 1.

上述六种调节方式不分先后顺序，每一种调节方式均独立于其他五种调节方式，根据实际情况选择充放气所对应的循环方式。The above six adjustment methods are in no particular order, each adjustment method is independent of the other five adjustment methods, and the cycle mode corresponding to the inflation and deflation is selected according to the actual situation.

通过空气弹簧内循环缓慢充气、空气弹簧内循环快速充气、空气弹簧内循环缓慢排气、空气弹簧外循环快速排气和储气罐补气这六种调节方式实现空气悬架系统的闭式调节，提高车辆的通过性和舒适性，降低能耗。The closed adjustment of the air suspension system is realized by six adjustment methods: slow inflation in the inner circulation of the air spring, rapid inflation in the inner circulation of the air spring, slow exhaust in the inner circulation of the air spring, rapid exhaust in the outer circulation of the air spring, and air supply in the air storage tank. , improve the vehicle's passability and comfort, and reduce energy consumption.

本发明将气泵、储气罐、分配阀、控制器整合于一体，具有结构紧凑、易于布置、集成度高的优势，利于轻量化；另外，将气泵和分配阀置于气源外壳1的内部，有利于消除震动及噪声；将控制器4置于气源外壳1的内部，有利于对控制器4进行防护，可实现IP6K9K防护等级，省去了原本控制器4外壳的重量，利于实现轻量化；气源外壳1与气泵总成2围成储气罐5，能够缩减冗余的储气罐容积；另外气路的路径较短能够提高响应速度。The present invention integrates the air pump, the air storage tank, the distribution valve and the controller, and has the advantages of compact structure, easy arrangement and high integration, which is beneficial to light weight; in addition, the air pump and the distribution valve are placed inside the air source housing 1 , which is beneficial to eliminate vibration and noise; thecontroller 4 is placed inside the air source housing 1, which is beneficial to the protection of thecontroller 4, which can achieve IP6K9K protection level, save the weight of theoriginal controller 4 casing, and is conducive to achieving light weight Quantification; the air source housing 1 and theair pump assembly 2 enclose theair storage tank 5, which can reduce the redundant air storage tank volume; in addition, the short path of the air circuit can improve the response speed.

在本说明书的描述中，参考术语“一个实施例”、“一些实施例”、“示例”、“具体示例”、或“一些示例”等的描述意指结合该实施例或示例描述的具体特征、结构、材料或者特点包含于本发明的至少一个实施例或示例中。在本说明书中，对上述术语的示意性表述不必须针对的是相同的实施例或示例。而且，描述的具体特征、结构、材料或者特点可以在任一个或多个实施例或示例中以合适的方式结合。此外，在不相互矛盾的情况下，本领域的技术人员可以将本说明书中描述的不同实施例或示例以及不同实施例或示例的特征进行结合和组合。In the description of this specification, description with reference to the terms "one embodiment," "some embodiments," "example," "specific example," or "some examples", etc., mean specific features described in connection with the embodiment or example , structure, material or feature is included in at least one embodiment or example of the present invention. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, those skilled in the art may combine and combine the different embodiments or examples described in this specification, as well as the features of the different embodiments or examples, without conflicting each other.

尽管上面已经示出和描述了本发明的实施例，可以理解的是，上述实施例是示例性的，不能理解为对本发明的限制，本领域的普通技术人员在本发明的范围内可以对上述实施例进行变化、修改、替换和变型。Although the embodiments of the present invention have been shown and described above, it should be understood that the above embodiments are exemplary and should not be construed as limiting the present invention. Embodiments are subject to variations, modifications, substitutions and variations.

以上本发明的具体实施方式，并不构成对本发明保护范围的限定。任何根据本发明的技术构思所作出的各种其他相应的改变与变形，均应包含在本发明权利要求的保护范围内。The above specific embodiments of the present invention do not constitute a limitation on the protection scope of the present invention. Any other corresponding changes and modifications made according to the technical concept of the present invention shall be included in the protection scope of the claims of the present invention.

Claims (9)

Translated fromChinese

1.一种空气弹簧整合式气源装置，其特征在于，包括气源外壳、用于将气体压缩成高压气体的气泵总成、用于控制空气弹簧充放气的分配阀、用于对气泵总成和分配阀进行控制的控制器；其中，分配阀与气泵总成固定连接，气泵总成与气源外壳固定连接，控制器与气源外壳、分配阀共同固定，气源外壳与气泵总成围成密封的用于存储高压气体的储气罐。1. An air spring integrated air source device, characterized in that it comprises an air source housing, an air pump assembly for compressing gas into high-pressure gas, a distribution valve for controlling the inflation and deflation of the air spring, and an air pump The controller that controls the assembly and the distribution valve; wherein, the distribution valve is fixedly connected with the air pump assembly, the air pump assembly is fixedly connected with the air source housing, the controller is fixed together with the air source housing and the distribution valve, and the air source housing and the air pump assembly are fixed together. A sealed gas tank for storing high-pressure gas.2.如权利要求1所述的空气弹簧整合式气源装置，其特征在于，气泵总成包括干燥机机芯、压缩机机芯及电机转子机芯，电机转子机芯用于驱动压缩机机芯转动，压缩机机芯用于压缩气体形成高压气体，干燥机机芯用于干燥和过滤压缩后的高压气体。2. The air spring integrated air source device according to claim 1, wherein the air pump assembly comprises a dryer core, a compressor core and a motor rotor core, and the motor rotor core is used to drive the compressor. The core rotates, the compressor core is used to compress the gas to form high-pressure gas, and the dryer core is used to dry and filter the compressed high-pressure gas.3.如权利要求2所述的空气弹簧整合式气源装置，其特征在于，分配阀包括分别与气泵总成外壳、控制器固定连接的阀板，在阀板上安装有第一至第九阀芯和第一至第四气路接头，在阀板内设置有第一至第十气路管道；其中，第一阀芯和第二阀芯设置在第一气路管道上，第三阀芯设置在第三气路管道上，第四阀芯设置在第二气路管道上，第五至第八阀芯各自对应设置在第五至第八气路管道上，第九阀芯设置在第十气路管道上；第一气路管道的一端与储气罐连通，第二气路管道的一端与干燥机机芯连通，第一气路管道的另一端和第二气路管道的另一端分别与第四气路管道的一端连通，第四气路管道的另一端分别与第五至第八气路管道的一端连接，第五至第八气道管路的另一端分别通过第一至第四气路接头与四个空气弹簧的管路连通，第三气路管道的一端连通在第一气路管道上位于储气罐与第一阀芯之间的位置，第三气路管道的另一端连通在第二气路管道上位于干燥机机芯与第四阀芯之间的位置，第九气路管道的一端与压缩机机芯连通，第九气路管道的另一端连接在第一气路管道上位于第一阀芯与第二阀芯之间的位置，第十气路管道的一端与第九气路管道连通，第十气路管道的另一端通过空气滤芯与外界大气连通。3 . The air spring integrated air source device according to claim 2 , wherein the distribution valve comprises a valve plate fixedly connected with the air pump assembly casing and the controller, respectively, and the first to ninth valve plates are installed on the valve plate. 4 . The valve core and the first to fourth gas path joints are provided with first to tenth gas path pipelines in the valve plate; wherein, the first valve core and the second valve core are arranged on the first gas path pipeline, and the third valve core The core is arranged on the third gas pipeline, the fourth valve core is arranged on the second gas pipeline, the fifth to eighth valve cores are respectively arranged on the fifth to eighth gas pipelines, and the ninth valve core is arranged on the second gas pipeline. On the tenth gas pipeline; one end of the first gas pipeline is connected with the air storage tank, one end of the second gas pipeline is connected with the dryer core, and the other end of the first gas pipeline is connected with the other end of the second gas pipeline. One end is respectively connected with one end of the fourth airway pipeline, the other end of the fourth airway pipeline is respectively connected with one end of the fifth to eighth airway pipelines, and the other ends of the fifth to eighth airway pipelines pass through the first The fourth air path joint is communicated with the pipelines of the four air springs, one end of the third air path pipe is connected to the position between the air storage tank and the first valve core on the first air path pipe, and the third air path pipe The other end is connected to the position between the dryer core and the fourth valve core on the second air pipeline, one end of the ninth air pipeline is connected to the compressor core, and the other end of the ninth air pipeline is connected to the compressor core. The first gas path pipeline is located between the first valve core and the second valve core, one end of the tenth gas path pipeline is communicated with the ninth gas path pipeline, and the other end of the tenth gas path pipeline is connected to the outside atmosphere through the air filter element. Connected.4.如权利要求3所述的空气弹簧整合式气源装置，其特征在于，4. The air spring integrated air source device according to claim 3, characterized in that,当打开第一阀芯、第二阀芯、第五至第八阀芯时，开启内循环缓慢充气通道，将储气罐内的高压气体在压力差的作用下充入四个空气弹簧的气室When opening the first valve core, the second valve core, and the fifth to eighth valve cores, open the inner circulation slow charging channel, and fill the high-pressure gas in the gas storage tank into the gas of the four air springs under the action of the pressure difference room当打开第一阀芯、第四阀芯、第五至第八阀芯时，开启内循环快速充气通道，启动电机转子机芯带动压缩机机芯工作，将储气罐输出的气体再次加压后，充入四个空气弹簧的气室；When the first valve core, the fourth valve core, and the fifth to eighth valve cores are opened, the inner circulation rapid inflation channel is opened, and the motor rotor core is started to drive the compressor core to work, and the gas output from the gas storage tank is pressurized again. Then, fill the air chambers of the four air springs;当打开第四阀芯、第九阀芯、第五至第八阀芯时，开启外循环充气通道，启动电机转子机芯带动压缩机机芯工作，将外界大气中的空气压缩成高压气体经过干燥机机芯除湿后，充入四个空气弹簧的气室；When the fourth valve core, the ninth valve core, and the fifth to eighth valve cores are opened, the external circulation inflation channel is opened, the motor rotor core is started to drive the compressor core to work, and the air in the outside atmosphere is compressed into high-pressure gas through After the dryer core is dehumidified, it is filled into the air chambers of the four air springs;当打开第二阀芯、第三阀芯、第五至第八阀芯时，开启内循环排气通道，启动电机转子机芯带动压缩机机芯工作，将四个空气弹簧气室内的气体排入储气罐内；When the second valve core, the third valve core, and the fifth to eighth valve cores are opened, the internal circulation exhaust passage is opened, and the motor rotor core is started to drive the compressor core to work, and the gas in the air chambers of the four air springs is discharged. into the gas tank;当打开第二阀芯、第九阀芯、第五至第八阀芯时，开启外循环排气通道，直接将四个空气弹簧气室内的气体排放到外界大气中；When the second valve core, the ninth valve core, and the fifth to eighth valve cores are opened, the external circulation exhaust passage is opened, and the gas in the air chambers of the four air springs is directly discharged to the outside atmosphere;当打开第三阀芯和第九阀芯时，开启外循环补气通道，启动电机转子机芯带动压缩机机芯工作，将外界大气中的空气压缩成高压气体经过干燥机机芯除湿后，储存于储气罐内。When the third valve core and the ninth valve core are opened, the external circulation air supply channel is opened, the motor rotor core is started to drive the compressor core to work, and the air in the outside atmosphere is compressed into high-pressure gas and dehumidified by the dryer core. Stored in a gas tank.5.如权利要求3所述的空气弹簧整合式气源装置，其特征在于，控制器包括阀芯驱动芯片和电机转子机芯驱动芯片，阀芯驱动芯片用于控制阀芯的开和关，电机转子机芯驱动芯片用于控制电机转子机芯的开和关。5. The air spring integrated air source device according to claim 3, wherein the controller comprises a valve core driving chip and a motor rotor core driving chip, and the valve core driving chip is used to control the opening and closing of the valve core, The motor rotor core drive chip is used to control the opening and closing of the motor rotor core.6.如权利要求5所述的空气弹簧整合式气源装置，其特征在于，在第四气路管道上设置有压力传感器，用于监测四个空气弹簧气室的压力。6 . The air spring integrated air source device according to claim 5 , wherein a pressure sensor is arranged on the fourth air passage pipe for monitoring the pressure of the four air spring air chambers. 7 .7.如权利要求6所述的空气弹簧整合式气源装置，其特征在于，控制器还包括压力传感器采集模块，用于采集压力传感器监测到的压力数据。7 . The air spring integrated air source device according to claim 6 , wherein the controller further comprises a pressure sensor acquisition module for acquiring pressure data monitored by the pressure sensor. 8 .8.如权利要求6所述的空气弹簧整合式气源装置，其特征在于，在压缩机机芯内布置有用于监测压缩机机芯温度的温度传感器。8 . The air spring integrated air source device according to claim 6 , wherein a temperature sensor for monitoring the temperature of the compressor core is arranged in the compressor core. 9 .9.如权利要求8所述的空气弹簧整合式气源装置，其特征在于，控制器进一步包括温度传感器采集模块，用于采集温度传感器监测到的温度数据。9 . The air spring integrated air source device according to claim 8 , wherein the controller further comprises a temperature sensor acquisition module for acquiring temperature data monitored by the temperature sensor. 10 .

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