技术领域technical field
本发明涉及LED照明领域，特别涉及一种光控的LED灯管。The invention relates to the field of LED lighting, in particular to a light-controlled LED lamp tube.
背景技术Background technique
LED(Light Emitting Diode，发光二极管)是一种固态的半导体器件，它可以直接把电转化为光，LED具有寿命长、无污染、光效高等特点，正逐步替代白炽灯和荧光灯光源。LED灯管常用的照明灯具，LED灯管一般包括灯座、灯罩、LED光源板和LED驱动电路，各部件之间组装操作繁琐。LED (Light Emitting Diode, light-emitting diode) is a solid-state semiconductor device that can directly convert electricity into light. LED has the characteristics of long life, no pollution, and high luminous efficiency. It is gradually replacing incandescent and fluorescent light sources. LED light tubes are commonly used lighting fixtures. LED light tubes generally include lamp holders, lampshades, LED light source boards and LED drive circuits. The assembly and operation of each component is cumbersome.
发明内容Contents of the invention
本发明的主要目的是提供一种光控的LED灯管。The main purpose of the present invention is to provide a light-controlled LED lamp tube.
本发明提出一种光控的LED灯管，包括条形灯座、安装在所述条形灯座内的LED光源板、灯罩、LED驱动器和盖设在所述条形灯座两端的端盖，在所述条形灯座背面设置有驱动安装盒，所述LED驱动器安装在所述驱动安装盒内；所述LED驱动器内置有驱动电源电路和光控延时电路，所述驱动电源电路为原边反馈式LED恒流驱动电路，包括整流滤波电路、与所述整流滤波电路的输出端连接的电源变压器和原边反馈LED恒流驱动芯片，所述原边反馈LED恒流驱动芯片的输出端与所述电源变压器的输入端连接，所述电源变压器的输出端为所述驱动电源电路的电源输出端；所述驱动电源电路的电源输出端与所述光控延时电路的电源输入端连接，所述光控延时电路包括光敏电阻、单稳态触发器和开关器件，所述单稳态触发电路的触发输入端与所述光敏电阻连接，所述单稳态触发电路的输出端与所述开关器件的输入端连接，所述开关器件的信号输出端连接所述LED光源板；在所述条形灯座内的底面两侧设有与所述LED光源板适配的第一卡槽，所述LED光源板卡接在所述第一卡槽中，所述LED光源板与所述条形灯座内的底面贴合；在所述条形灯座的前端口两侧设有与所述灯罩适配的第二卡槽，所述灯罩卡接在所述第二卡槽中；在所述条形灯座的背面设置有至少两条第三卡槽，在所述驱动安装盒底部设置有与所述第三卡槽位置对应且适配的卡条，通过所述卡条插入相应的所述第三卡槽中，使所述驱动安装盒卡接在所述条形灯座背部。The present invention proposes a light-controlled LED lamp tube, which includes a strip-shaped lamp holder, an LED light source board installed in the strip-shaped lamp holder, a lampshade, an LED driver, and end caps arranged at both ends of the strip-shaped lamp holder. , a drive installation box is arranged on the back of the strip lamp holder, and the LED driver is installed in the drive installation box; the LED driver is built with a drive power circuit and a light control delay circuit, and the drive power circuit is The primary side feedback LED constant current drive circuit includes a rectification filter circuit, a power transformer connected to the output end of the rectification filter circuit and a primary side feedback LED constant current drive chip, the output of the primary side feedback LED constant current drive chip end is connected with the input end of the power transformer, and the output end of the power transformer is the power output end of the drive power circuit; the power output end of the drive power circuit is connected with the power input end of the light control delay circuit connected, the light-controlled delay circuit includes a photoresistor, a monostable trigger and a switching device, the trigger input of the monostable trigger circuit is connected to the photoresistor, and the output terminal of the monostable trigger circuit It is connected to the input end of the switch device, and the signal output end of the switch device is connected to the LED light source board; on both sides of the bottom surface in the strip lamp holder, there are first card slot, the LED light source board is clamped in the first card slot, and the LED light source board is attached to the bottom surface of the strip lamp holder; There is a second card slot adapted to the lampshade, and the lampshade is snapped into the second card slot; at least two third card slots are provided on the back of the strip lamp holder, and the drive The bottom of the installation box is provided with a card bar corresponding to the position of the third card slot and adapted, through which the card bar is inserted into the corresponding third card slot, so that the drive installation box is clamped on the bar-shaped Lamp holder back.
优选地，所述条形灯座和所述驱动安装盒为铝合金材料制成，在所述条形灯座和所述驱动安装盒的外壁面上设有若干散热肋条。Preferably, the light strip holder and the drive installation box are made of aluminum alloy, and several cooling ribs are provided on the outer walls of the light strip holder and the drive installation box.
优选地，所述LED光源板由铝基板和设置在所述铝基板上的若干LED芯片组成。Preferably, the LED light source board is composed of an aluminum substrate and several LED chips arranged on the aluminum substrate.
优选地，所述灯罩为PC材料制成。Preferably, the lampshade is made of PC material.
本发明的光控的LED灯管的有益效果为：The beneficial effects of the light-controlled LED lamp tube of the present invention are:
本发明设置有驱动安装盒，将LED驱动器安装在驱动安装盒中，使LED驱动器与灯体分开，能更好的保护LED驱动器。The invention is provided with a drive installation box, and the LED driver is installed in the drive installation box, so that the LED driver is separated from the lamp body, and the LED driver can be better protected.
LED驱动器内置有驱动电源电路和光控延时电路，驱动电源电路为原边反馈式LED恒流驱动电路，采用原边反馈式LED恒流驱动电路进行恒流供电，采用由光敏电阻、单稳态触发器和开关器件构成的光控延时电路，线路简单，体积小；光敏电阻的阻值跟随外界环境的光强度的变化而变化：白天，当有光照射到光敏电阻时，其阻值很小(几十K左右)，此时单稳态触发器的触发输入端输入高电平，不被触发，其输出端输出低电平，开关器件不导通，LED光源板处于关灯状态；天黑，当光敏电阻没有光照时，其阻值增大，此时单稳态触发器的触发输入端输入低电平，单稳态触发器通过2脚被触发翻转，其输出端输出高电平，开关器件被触发导通，LED光源板亮起；实现LED灯具白天自动熄灭，天黑自动亮起，节约能源，方便使用。The LED driver has a built-in drive power circuit and a light control delay circuit. The drive power circuit is a primary side feedback LED constant current drive circuit. The primary side feedback LED constant current drive circuit is used for constant current power supply. The light-controlled delay circuit composed of a state trigger and a switching device has a simple circuit and a small size; the resistance value of the photoresistor changes with the change of the light intensity of the external environment: during the day, when light shines on the photoresistor, its resistance value Very small (about tens of K), at this time, the trigger input terminal of the monostable flip-flop inputs a high level and is not triggered, its output terminal outputs a low level, the switching device is not conducting, and the LED light source board is in the off state ;It is dark, when the photoresistor has no light, its resistance value increases, at this time, the trigger input terminal of the monostable trigger inputs a low level, the monostable trigger is triggered to flip through pin 2, and its output terminal outputs a high level Level, the switching device is triggered to conduct, and the LED light source board lights up; the LED lamps are automatically turned off during the day and automatically turned on when it is dark, saving energy and convenient to use.
在条形灯座内的底面两侧设有与LED光源板适配的第一卡槽，LED光源板卡接在第一卡槽中，LED光源板与条形灯座内的底面贴合；在条形灯座的前端口两侧设有与灯罩适配的第二卡槽，灯罩卡接在第二卡槽中；在条形灯座的背面设置有至少两条第三卡槽，在驱动安装盒底部设置有与第三卡槽位置对应且适配的卡条，通过卡条插入相应的卡槽中，使驱动安装盒卡接在条形灯座背部；LED光源板、灯罩和驱动安装盒均通过卡接方式连接，组装操作简便，方便拆卸更换。On both sides of the bottom surface of the strip-shaped lamp holder, there are first slots adapted to the LED light source board, the LED light source board is snapped into the first slot, and the LED light source board is attached to the bottom surface of the strip-shaped lamp holder; On both sides of the front port of the strip-shaped lamp holder, there are second card slots adapted to the lampshade, and the lampshade is snapped into the second card slot; at least two third card slots are provided on the back of the strip-shaped lamp holder. The bottom of the drive installation box is provided with a clip corresponding to the position of the third card slot and adapted, and inserted into the corresponding slot through the clip, so that the drive installation box is clipped on the back of the strip lamp holder; LED light source board, lampshade and driver The installation boxes are all connected by card connection, which is easy to assemble and operate, and convenient to disassemble and replace.
附图说明Description of drawings
图1为本发明光控的LED灯管的结构示意图；Fig. 1 is the structural representation of the light-controlled LED lamp tube of the present invention;
图2为图1中A部分的放大图；Fig. 2 is an enlarged view of part A in Fig. 1;
图3为本发明的条形灯座的背部视图；Fig. 3 is the rear view of the strip lamp holder of the present invention;
图4为本发明的LED驱动器内的驱动电源电路的电路图；Fig. 4 is the circuit diagram of the driving power supply circuit in the LED driver of the present invention;
图5为本发明的LED驱动器内的光控延时电路的电路图。Fig. 5 is a circuit diagram of the light control delay circuit in the LED driver of the present invention.
本发明目的的实现、功能特点及优点将结合实施例，参照附图做进一步说明。The realization of the purpose of the present invention, functional characteristics and advantages will be further described in conjunction with the embodiments and with reference to the accompanying drawings.
具体实施方式detailed description
应当理解，此处所描述的具体实施例仅仅用以解释本发明，并不用于限定本发明。It should be understood that the specific embodiments described here are only used to explain the present invention, not to limit the present invention.
参照图1至图5，提出本发明的光控的LED灯管的一实施例：Referring to Fig. 1 to Fig. 5, an embodiment of the light-controlled LED lamp tube of the present invention is proposed:
一种光控的LED灯管，包括条形灯座10、安装在条形灯座10内的LED光源板30、LED驱动器、灯罩20和盖设在所述条形灯座10两端的端盖。在条形灯座10背面设置有驱动安装盒40，LED驱动器安装在驱动安装盒40内。将LED驱动器安装在驱动安装盒40中，使LED驱动器与灯体分开，能更好的保护LED驱动器。A light-controlled LED lamp tube, comprising a strip-shaped lamp holder 10, an LED light source board 30 installed in the strip-shaped lamp holder 10, an LED driver, a lampshade 20, and end caps covering both ends of the strip-shaped lamp holder 10 . A driver installation box 40 is arranged on the back of the strip lamp holder 10 , and the LED driver is installed in the driver installation box 40 . Installing the LED driver in the driver installation box 40 separates the LED driver from the lamp body, which can better protect the LED driver.
LED驱动器内置驱动电源电路和光控延时电路。驱动电源电路为原边反馈式LED恒流驱动电路，包括整流滤波电路、与整流滤波电路的输出端连接的电源变压器T7和原边反馈LED恒流驱动芯片JP1，原边反馈LED恒流驱动芯片JP1的输出端与电源变压器T7的输入端连接，电源变压器T7的输出端为驱动电源电路的电源输出端。The LED driver has built-in driving power circuit and light control delay circuit. The drive power circuit is a primary side feedback LED constant current drive circuit, including a rectification filter circuit, a power transformer T7 connected to the output end of the rectification filter circuit, a primary side feedback LED constant current drive chip JP1, and a primary side feedback LED constant current drive chip The output end of JP1 is connected with the input end of the power transformer T7, and the output end of the power transformer T7 is the power output end of the driving power circuit.
该原边反馈LED恒流驱动芯片JP1为BP9022A芯片，芯片内部集成有600V功率开关，只需要极少的外围组件就可以达到优异的恒流特性，而且采用了原边反馈技术，无需光耦及TL431反馈，也无需辅助绕组供电和检测，系统成本极低。BP9022A芯片JP1的1脚为电流采样端CS，接采样电阻R3至地线；BP9022A芯片JP1的2脚为芯片供电端VDD，与整流滤波电路的输出端连接；BP9022A芯片JP1的3脚为接地端GND，接地线；BP9022A芯片JP1的4脚为LED开路保护电压设置端ROVP，接电阻R2至地线；BP9022A芯片JP1的5脚和6脚为空脚NC，BP9022A芯片JP1的7脚和8脚为内部高压功率管漏端DRAIN，即输出端，接电源变压器T7的输入端。The primary side feedback LED constant current driver chip JP1 is a BP9022A chip, which integrates a 600V power switch inside and can achieve excellent constant current characteristics with only a few peripheral components. TL431 feedback does not require auxiliary winding power supply and detection, and the system cost is extremely low. Pin 1 of BP9022A chip JP1 is the current sampling terminal CS, which is connected to the sampling resistor R3 to the ground wire; pin 2 of BP9022A chip JP1 is the chip power supply terminal VDD, which is connected to the output terminal of the rectifier and filter circuit; pin 3 of BP9022A chip JP1 is the ground terminal GND, ground wire; pin 4 of BP9022A chip JP1 is the LED open circuit protection voltage setting terminal ROVP, connect resistor R2 to the ground wire; pin 5 and pin 6 of BP9022A chip JP1 are empty pins NC, pin 7 and pin 8 of BP9022A chip JP1 It is the drain terminal DRAIN of the internal high-voltage power tube, that is, the output terminal, which is connected to the input terminal of the power transformer T7.
驱动电源电路的电源输出端与光控延时电路的电源输入端连接。光控延时电路包括光敏电阻R10、单稳态触发器和开关器件，单稳态触发电路的触发输入端与光敏电阻R10连接，单稳态触发电路的输出端与开关器件的输入端连接，开关器件的信号输出端连接LED光源板30。The power output end of the driving power circuit is connected with the power input end of the light control delay circuit. The light-controlled delay circuit includes a photosensitive resistor R10, a monostable trigger and a switch device, the trigger input terminal of the monostable trigger circuit is connected to the photosensitive resistor R10, and the output terminal of the monostable trigger circuit is connected to the input terminal of the switch device. The signal output end of the switch device is connected to the LED light source board 30 .
光敏电阻R10的阻值跟随外界环境的光强度的变化而变化：白天，当有光照射到光敏电阻R10时，其阻值很小(几十K左右)，此时单稳态触发器的触发输入端输入高电平，不被触发，其输出端输出低电平，晶闸管Q1不导通，LED光源板处于关灯状态；天黑，当光敏电阻R10没有光照时，其阻值增大，此时单稳态触发器的触发输入端输入低电平，单稳态触发器通过2脚被触发翻转，其输出端输出高电平，晶闸管Q1被触发导通，LED光源板亮起；实现LED灯具白天自动熄灭，天黑自动亮起，节约能源，方便使用。The resistance value of the photoresistor R10 changes with the light intensity of the external environment: during the day, when there is light shining on the photoresistor R10, its resistance value is very small (about tens of K), at this time the trigger of the monostable trigger The input terminal inputs a high level and is not triggered, and its output terminal outputs a low level, the thyristor Q1 is not turned on, and the LED light source board is in the off state; when it is dark, when the photosensitive resistor R10 is not illuminated, its resistance value increases, At this time, the trigger input terminal of the monostable trigger inputs a low level, the monostable trigger is triggered to flip through pin 2, and its output terminal outputs a high level, the thyristor Q1 is triggered to conduct, and the LED light source board lights up; The LED lamps are automatically turned off during the day and automatically turned on when it is dark, saving energy and being convenient to use.
条形灯座10和驱动安装盒40为铝合金材料制成，导热系数高。在条形灯座10和驱动安装盒40的外壁面上设有若干散热肋条11，能增加散热面积，提高散热效率。条形灯座10和驱动安装盒40同时散热，散热效果好。The strip lamp holder 10 and the drive installation box 40 are made of aluminum alloy with high thermal conductivity. A number of heat dissipation ribs 11 are provided on the outer wall of the strip lamp holder 10 and the drive installation box 40, which can increase the heat dissipation area and improve the heat dissipation efficiency. The strip lamp holder 10 and the drive installation box 40 dissipate heat at the same time, and the heat dissipation effect is good.
LED光源板30由铝基板和设置在铝基板上的若干LED芯片组成。灯罩20安装在条形灯座10的前端口，将LED光源板30罩设在内。灯罩20为PC材料制成，不易破损，透光率高。The LED light source board 30 is composed of an aluminum substrate and several LED chips arranged on the aluminum substrate. The lampshade 20 is installed on the front port of the lamp holder 10 and covers the LED light source board 30 inside. The lampshade 20 is made of PC material, which is not easily damaged and has high light transmittance.
在条形灯座10内的底面两侧设有与LED光源板30适配的第一卡槽13，LED光源板30卡接在第一卡槽13中，LED光源板30与条形灯座10内的底面贴合，与条形灯座10的接触面积大，能将热量快速传导给条形灯座10，由条形灯座10进行散热。On both sides of the bottom surface of the strip-shaped lamp holder 10, there are first card slots 13 adapted to the LED light source board 30. The LED light source board 30 is snapped into the first card slot 13. The bottom surface inside 10 fits together, and has a large contact area with the strip lamp holder 10, which can quickly transfer heat to the strip lamp holder 10, and the strip lamp holder 10 dissipates heat.
在条形灯座10的前端口两侧设有与灯罩20适配的第二卡槽14，灯罩20卡接在第二卡槽14中。在条形灯座10的背面设置有两条第三卡槽12，在驱动安装盒40底部设置有与第三卡槽12位置对应且适配的卡条41，通过卡条41插入相应的卡槽中，使驱动安装盒40卡接在条形灯座10背部。LED光源板30、灯罩20和驱动安装盒40均通过卡接方式与条形灯座10连接，组装操作简便，方便拆卸更换。On both sides of the front port of the strip-shaped lamp holder 10 are provided second card slots 14 adapted to the lampshade 20 , and the lampshade 20 is clipped into the second card slots 14 . Two third card slots 12 are provided on the back of the strip lamp holder 10, and a card bar 41 corresponding to and adapted to the position of the third card slot 12 is provided at the bottom of the drive installation box 40, and the corresponding card is inserted through the card bar 41. The drive installation box 40 is clamped on the back of the strip lamp holder 10 in the slot. The LED light source board 30 , the lampshade 20 and the drive installation box 40 are all connected to the strip-shaped lamp holder 10 through clamping, which is easy to assemble and operate, and convenient to disassemble and replace.
以上所述仅为本发明的优选实施例，并非因此限制本发明的专利范围，凡是利用本发明说明书及附图内容所作的等效结构变换，或直接或间接运用在其他相关的技术领域，均同理包括在本发明的专利保护范围内。The above are only preferred embodiments of the present invention, and are not intended to limit the patent scope of the present invention. All equivalent structural transformations made by using the description of the present invention and the contents of the accompanying drawings, or directly or indirectly used in other related technical fields, are all The same reasoning is included in the patent protection scope of the present invention.
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610788080.0ACN106545762A (en) | 2016-08-31 | 2016-08-31 | A light-controlled LED light tube |
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610788080.0ACN106545762A (en) | 2016-08-31 | 2016-08-31 | A light-controlled LED light tube |
| Publication Number | Publication Date |
|---|---|
| CN106545762Atrue CN106545762A (en) | 2017-03-29 |
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610788080.0APendingCN106545762A (en) | 2016-08-31 | 2016-08-31 | A light-controlled LED light tube |
| Country | Link |
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| CN (1) | CN106545762A (en) |
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| CN109769321A (en)* | 2019-03-15 | 2019-05-17 | 绍兴久芯电子科技有限公司 | A kind of LED lamp circuit with Delayed extinguishing function |
| CN109769321B (en)* | 2019-03-15 | 2021-01-12 | 绍兴久越电子科技有限公司 | LED lamp circuit with delayed light-off function |
| CN112034664A (en)* | 2020-05-22 | 2020-12-04 | 厦门富莱仕影视器材有限公司 | A high-power tubular photographic light |
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| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication | Application publication date:20170329 |