CN207394656U - An emergency lighting lamp with a power distribution device - Google Patents
An emergency lighting lamp with a power distribution device Download PDFInfo
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- CN207394656U CN207394656U CN201720314659.3U CN201720314659U CN207394656U CN 207394656 U CN207394656 U CN 207394656U CN 201720314659 U CN201720314659 U CN 201720314659U CN 207394656 U CN207394656 U CN 207394656U
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- 230000017525 heat dissipation Effects 0.000 claims description 57
- 239000000758 substrate Substances 0.000 claims description 12
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 9
- 229910052802 copper Inorganic materials 0.000 claims description 9
- 239000010949 copper Substances 0.000 claims description 9
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 7
- 229910021389 graphene Inorganic materials 0.000 claims description 7
- 229910052751 metal Inorganic materials 0.000 claims description 6
- 239000002184 metal Substances 0.000 claims description 6
- 238000009434 installation Methods 0.000 claims description 4
- 229910052782 aluminium Inorganic materials 0.000 claims description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 5
- 238000005265 energy consumption Methods 0.000 abstract description 4
- 238000005286 illumination Methods 0.000 abstract description 3
- 230000005611 electricity Effects 0.000 abstract 4
- 238000001816 cooling Methods 0.000 description 13
- 230000000694 effects Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 3
- 238000007689 inspection Methods 0.000 description 2
- 241001465382 Physalis alkekengi Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
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- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
- Circuit Arrangement For Electric Light Sources In General (AREA)
Abstract
Description
技术领域technical field
本实用新型涉及一种应急灯，具体是一种带有分配电装置的应急照明灯。The utility model relates to an emergency light, in particular to an emergency light with a distribution device.
背景技术Background technique
应急照明用的灯具的总称。消防应急照明系统主要包括事故应急照明、应急出口标志及指示灯，是在发生火灾时正常照明电源切断后，引导被困人员疏散或展开灭火救援行动而设置的。但在日常的检查中发现，单位在消防应急灯具的选型、安装和使用过程中存在着许多问题。因此，合理选择应急照明系统供电控制方式、接线方式，做好日常维护工作，直接影响到消防应急照明系统作用的发挥。在日常生活中，要经常进行检查，防患未然。The general term for lamps and lanterns used for emergency lighting. The fire emergency system mainly comprises accident emergency illumination, escape hatch sign and pilot lamp, is after the normal illumination dump, to guide trapped personnel to evacuate or launch the fire fighting and rescue action to arrange when breaking out of fire. But find in daily inspection, the unit exists many problems in the type selection, installation and use process of fire emergency lamps. Therefore, the reasonable selection of power supply control mode and wiring mode of the emergency lighting system, and the daily maintenance work will directly affect the function of the fire emergency lighting system. In daily life, it is necessary to carry out frequent inspections to prevent problems before they happen.
在使用消防应急照明设备进行照明时，通常在照明设备上设置至少两个照明灯，但在开启照明设备时，通常同时开启两个照明灯，在关闭照明灯时，也是同时关闭照明灯，不能根据蓄电池的电量情况控制两个照明灯的开启。现有的应急照明灯没有散热装置，长时间工作容易损坏，使用寿命短。When using fire emergency lighting equipment for lighting, at least two lights are usually installed on the lighting equipment, but when the lighting equipment is turned on, the two lights are usually turned on at the same time, and when the lights are turned off, the lights are also turned off at the same time. Control the opening of the two lighting lamps according to the power condition of the storage battery. The existing emergency lighting has no heat dissipation device, is easily damaged after working for a long time, and has a short service life.
实用新型内容Utility model content
本实用新型的目的在于提供一种带有分配电装置的应急照明灯，以解决上述背景技术中提出的问题。The purpose of this utility model is to provide an emergency lighting lamp with a power distribution device to solve the problems raised in the above-mentioned background technology.
为实现上述目的，本实用新型提供如下技术方案：In order to achieve the above object, the utility model provides the following technical solutions:
一种带有分配电装置的应急照明灯，包括应急照明灯和分配电装置，所述分配电装置包括与外界电源电连接的蓄电池、与蓄电池电连接并用于检测蓄电池剩余电量的电池芯片、以及与该电池芯片电连接的控制芯片，应急照明灯包括壳体、设置于该壳体上的第一应急灯、设置于该壳体上的第二应急灯，控制芯片与该第一应急灯电连接、并用于控制该第一应急灯的开或关，控制芯片与该第二应急灯电连接、并用于控制该第二应急灯的开或关，第一应急灯和第二应急灯分别与该蓄电池电连接，分配电装置还包括与该控制芯片电连接、并用于存储预设电量值的存储器，壳体上还设有控制该第一应急灯开或关的第一控制开关、控制该第二应急灯开或关的第二控制开关，所述第一应急灯和第二应急灯为相同结构的LED灯，LED灯包括安装板，所述安装板下外壁中间位置安装有线路板，线路板为层状结构包括从下至上依次设置的导电层、绝缘层、石墨烯层和基板，在线路板上集成贴片式设置有LED芯片，安装板的内部为空心结构且在空心结构内部均匀设有多根竖直设置的铜柱，在安装板的上侧设有散热区，铜柱贯穿安装板且铜柱的底端与基板相接触、顶端延伸至散热区内部，散热区的内部设置有两层折叠设置的集成散热翅片，散热区外连接有散热板，散热板包括金属板和热管，金属板的上端中部设有一圆形凹坑，下端纵向和横向向外侧均安装有平行设置的两热管，在散热区的上侧设置有散热风罩，散热风罩的顶端连接有散热风筒，散热风筒内部设有安装架，安装架上安装有散热风扇，在安装架设有防尘网，散热区内部设有温度传感器，温度传感器与安装在散热板上侧外壁上的控制器电连接，控制器与散热风扇的风扇开关电连接。An emergency lighting lamp with a power distribution device, including an emergency lighting lamp and a power distribution device, the power distribution device includes a battery electrically connected to an external power supply, a battery electrically connected to the battery and used to detect the remaining power of the battery chip, and a control chip electrically connected to the battery chip, the emergency lighting lamp includes a shell, a first emergency light set on the shell, a second emergency light set on the shell, the control chip and the first emergency light The emergency light is electrically connected and used to control the opening or closing of the first emergency light. The control chip is electrically connected to the second emergency light and is used to control the opening or closing of the second emergency light. The first emergency light and the second emergency light The lamps are respectively electrically connected to the storage battery, and the power distribution device also includes a memory which is electrically connected to the control chip and used to store a preset power value, and a first control device for controlling the first emergency light to be turned on or off is also provided on the housing. switch, the second control switch that controls the opening or closing of the second emergency light, the first emergency light and the second emergency light are LED lights with the same structure, the LED lights include a mounting plate, and the middle position of the lower outer wall of the mounting plate is installed There is a circuit board, the circuit board is a layered structure including a conductive layer, an insulating layer, a graphene layer and a substrate arranged sequentially from bottom to top, and the LED chip is integrated on the circuit board, and the inside of the mounting board is a hollow structure and A plurality of vertically arranged copper columns are evenly arranged inside the hollow structure, and a heat dissipation area is provided on the upper side of the mounting plate. There are two layers of folded integrated heat dissipation fins inside the heat dissipation area, and a heat dissipation plate is connected outside the heat dissipation area. The heat dissipation plate includes a metal plate and a heat pipe. Two heat pipes arranged in parallel are installed, and a heat dissipation air cover is arranged on the upper side of the heat dissipation area. The installation frame is provided with a dust-proof net, and a temperature sensor is provided inside the heat dissipation area. The temperature sensor is electrically connected to a controller installed on the outer wall of the heat dissipation plate, and the controller is electrically connected to a fan switch of the heat dissipation fan.
作为本实用新型进一步的方案：所述壳体表面设有与该电池芯片电连接、并用于显示该蓄电池剩余电量的显示屏。As a further solution of the present invention: the surface of the housing is provided with a display screen electrically connected to the battery chip and used to display the remaining power of the battery.
作为本实用新型进一步的方案：所述基板为铝基板。As a further solution of the present utility model: the substrate is an aluminum substrate.
作为本实用新型进一步的方案：所述热管内均装有导热介质。As a further solution of the present invention: the heat pipes are all equipped with a heat conduction medium.
作为本实用新型再进一步的方案：所述散热风罩为空心圆台状且底端与散热板的顶端相连接。As a further solution of the present utility model: the heat dissipation wind cover is in the shape of a hollow circular platform, and the bottom end is connected with the top end of the heat dissipation plate.
与现有技术相比，本实用新型的有益效果是：应急照明灯使用时，电池芯片检测蓄电池剩余电量，并将剩余电量值传输至控制芯片，控制芯片从存储器读取预设电量值、并比较剩余电量值与预设电量值的大小，当剩余电量值大于预设电量值时，控制芯片控制第一应急灯和第二应急灯同时开启进行照明，当剩余电量值小于或等于预设电量值时，控制芯片控制第一应急灯或第二应急灯中的其中之一电量，而另一个关闭，以节省蓄电池电量，延长照明时间，起到电量分配的效果；由于线路板为层状结构，且在绝缘层和基板之间设有石墨烯层，且在安装板内部设有铜柱，能够将LED灯工作时产生的热量通过石墨烯层和铜柱快速传至散热区内部，避免LED灯工作区域温度过高，延长了使用寿命，热量进入散热区内部后，通过散热区外连接的散热板向外界散热，通过在金属板上设置的凹坑和装有导热介质的热管，可有效及时地将LED灯所产生的热量通过热管尾端与外部连接散发出去，整个散热过程高效且迅速，使得LED工作于最佳状态，为了进一步的保证散热效果，在散热板的上侧安装有散热风扇，当温度传感器检测到散热区内部温度过高时，通过控制器控制散热风扇工作进行风扇散热，配合散热板散热效果更好，且根据温度变化控制风扇工作状态，能耗低。Compared with the prior art, the utility model has the beneficial effects that: when the emergency lighting lamp is used, the battery chip detects the remaining power of the battery, and transmits the remaining power value to the control chip, and the control chip reads the preset power value from the memory, and Compare the remaining power value with the preset power value, when the remaining power value is greater than the preset power value, the control chip controls the first emergency light and the second emergency light to turn on at the same time for lighting, when the remaining power value is less than or equal to the preset power value When the value is high, the control chip controls the power of one of the first emergency light or the second emergency light, while the other is turned off to save battery power, prolong the lighting time, and achieve the effect of power distribution; because the circuit board is a layered structure , and there is a graphene layer between the insulating layer and the substrate, and there is a copper column inside the mounting plate, which can quickly transfer the heat generated by the LED lamp to the inside of the heat dissipation area through the graphene layer and the copper column to avoid LED The temperature in the working area of the lamp is too high, which prolongs the service life. After the heat enters the heat dissipation area, it dissipates heat to the outside through the heat dissipation plate connected outside the heat dissipation area. The heat generated by the LED light is dissipated through the end of the heat pipe and the external connection. The entire cooling process is efficient and fast, making the LED work in the best state. In order to further ensure the cooling effect, a cooling fan is installed on the upper side of the cooling plate. , when the temperature sensor detects that the internal temperature of the heat dissipation area is too high, the controller controls the heat dissipation fan to work for fan heat dissipation, and the cooling effect of the heat dissipation plate is better, and the working state of the fan is controlled according to the temperature change, and the energy consumption is low.
附图说明Description of drawings
图1为带有分配电装置的应急照明灯的结构示意图。Figure 1 is a schematic structural diagram of an emergency lighting with a power distribution device.
图2为带有分配电装置的应急照明灯中第一应急灯和第二应急灯的结构示意图。Fig. 2 is a structural schematic diagram of the first emergency light and the second emergency light in the emergency lighting with power distribution device.
图3为带有分配电装置的应急照明灯中线路板的层状结构示意图。Fig. 3 is a schematic diagram of the layered structure of the circuit board in the emergency lighting with power distribution device.
图4为带有分配电装置的应急照明灯中散热板的剖视图。Fig. 4 is a cross-sectional view of a heat sink in an emergency lighting with a power distribution device.
具体实施方式Detailed ways
下面将结合本实用新型实施例中的附图，对本实用新型实施例中的技术方案进行清楚、完整地描述，显然，所描述的实施例仅仅是本实用新型一部分实施例，而不是全部的实施例。基于本实用新型中的实施例，本领域普通技术人员在没有做出创造性劳动前提下所获得的所有其他实施例，都属于本实用新型保护的范围。The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.
请参阅图1-4，本实用新型实施例中，一种带有分配电装置的应急照明灯，包括应急照明灯1和分配电装置，所述分配电装置包括与外界电源电连接的蓄电池102、与该蓄电池102电连接并用于检测该蓄电池102剩余电量的电池芯片103、以及与该电池芯片103电连接的控制芯片104，应急照明灯1包括壳体101、设置于该壳体101上的第一应急灯106、设置于该壳体101上的第二应急灯107，该控制芯片104与该第一应急灯106电连接、并用于控制该第一应急灯106的开或关，该控制芯片104与该第二应急灯107电连接、并用于控制该第二应急灯107的开或关，该第一应急灯106和第二应急灯107分别与该蓄电池102电连接，分配电装置还包括与该控制芯片104电连接、并用于存储预设电量值的存储器105，壳体101表面设有与该电池芯片103电连接、并用于显示该蓄电池102剩余电量的显示屏3，壳体101上还设有控制该第一应急灯106开或关的第一控制开关14、控制该第二应急灯107开或关的第二控制开关5，应急照明灯使用时，电池芯片103检测蓄电池102剩余电量，并将剩余电量值传输至控制芯片104，控制芯片104从存储器105读取预设电量值、并比较剩余电量值与预设电量值的大小，当剩余电量值大于预设电量值时，控制芯片104控制第一应急灯106和第二应急灯107同时开启进行照明，当剩余电量值小于或等于预设电量值时，控制芯片104控制第一应急灯106或第二应急灯107中的其中之一电量，而另一个关闭，以节省蓄电池102电量，延长照明时间，起到电量分配的效果；所述第一应急灯106和第二应急灯107为相同结构的LED灯，LED灯包括安装板6，所述安装板6下外壁中间位置安装有线路板，线路板2为层状结构包括从下至上依次设置的导电层201、绝缘层202、石墨烯层203和基板204，所述基板204为铝基板，在线路板2上集成贴片式设置有LED芯片21，安装板6的内部为空心结构且在空心结构1内部均匀设有多根竖直设置的铜柱7，在安装板6的上侧设有散热区8，铜柱7贯穿安装板6且铜柱7的底端与基板204相接触、顶端延伸至散热区8内部，散热区8的内部设置有两层折叠设置的集成散热翅片9，散热区8外连接有散热板10，散热板10包括金属板11和热管12，金属板8的上端中部设有一圆形凹坑13，下端纵向和横向向外侧均安装有平行设置的两热管12，所述热管12内均装有导热介质，在散热区8的上侧设置有散热风罩14，散热风罩14为空心圆台状且底端与散热板10的顶端相连接，散热风罩14的顶端连接有散热风筒15，散热风筒15内部设有安装架16，安装架16上安装有散热风扇17，在安装架16设有防尘网18，散热区8内部设有温度传感器19，温度传感器19与安装在散热板10上侧外壁上的控制器20电连接，控制器20与散热风扇17的风扇开关171电连接，由于线路板为层状结构，且在绝缘层和基板之间设有石墨烯层203，且在安装板6内部设有铜柱7，能够将LED灯工作时产生的热量通过石墨烯层和铜柱快速传至散热区8内部，避免LED灯工作区域温度过高，延长了使用寿命，热量进入散热区内部后，通过散热区外连接的散热板向外界散热，通过在金属板上设置的凹坑和装有导热介质的热管，可有效及时地将LED灯所产生的热量通过热管尾端与外部连接散发出去，整个散热过程高效且迅速，使得LED工作于最佳状态，为了进一步的保证散热效果，在散热板的上侧安装有散热风扇，当温度传感器检测到散热区内部温度过高时，通过控制器控制散热风扇工作进行风扇散热，配合散热板散热效果更好，且根据温度变化控制风扇工作状态，能耗低；本实用新型带有分配电装置的应急照明灯，能够智能控制两个应急灯的开关，对电量进行分配，以节省蓄电池电量，延长照明时间，两个应急灯均为LED灯，能够自动进行散热，整个散热过程高效且迅速，使得LED灯工作于最佳状态，另外根据温度变化控制风扇工作状态，能耗低。Please refer to Figures 1-4. In the embodiment of the present utility model, an emergency lighting lamp with a power distribution device includes an emergency lighting lamp 1 and a power distribution device. The battery 102, the battery chip 103 electrically connected to the battery 102 and used to detect the remaining power of the battery 102, and the control chip 104 electrically connected to the battery chip 103, the emergency lighting lamp 1 includes a housing 101, which is arranged on the housing The first emergency light 106 on 101, the second emergency light 107 arranged on the housing 101, the control chip 104 is electrically connected with the first emergency light 106, and is used to control the first emergency light 106 on or off , the control chip 104 is electrically connected to the second emergency light 107, and is used to control the opening or closing of the second emergency light 107, the first emergency light 106 and the second emergency light 107 are respectively electrically connected to the battery 102, respectively The power distribution device also includes a memory 105 that is electrically connected to the control chip 104 and used to store a preset power value, and the surface of the casing 101 is provided with a display screen 3 that is electrically connected to the battery chip 103 and used to display the remaining power of the battery 102 The housing 101 is also provided with a first control switch 14 for controlling the first emergency light 106 to be turned on or off, and a second control switch 5 for controlling the second emergency light 107 to be turned on or off. When the emergency light is used, the battery chip 103 detects the remaining power of the storage battery 102, and transmits the remaining power value to the control chip 104, the control chip 104 reads the preset power value from the memory 105, and compares the remaining power value with the preset power value, when the remaining power value is greater than the preset power value When the power value is set, the control chip 104 controls the first emergency light 106 and the second emergency light 107 to turn on at the same time for lighting. When the remaining power value is less than or equal to the preset power value, the control chip 104 controls the first emergency light 106 or the second One of the emergency lights 107 is powered off, while the other is turned off, so as to save battery 102 power, prolong the lighting time, and play the effect of power distribution; the first emergency light 106 and the second emergency light 107 are LEDs of the same structure Lamp, the LED lamp includes a mounting board 6, a circuit board is installed in the middle of the lower outer wall of the mounting board 6, and the circuit board 2 is a layered structure including a conductive layer 201, an insulating layer 202, a graphene layer 203 and Substrate 204, said substrate 204 is an aluminum substrate, LED chips 21 are integrated on the circuit board 2, and the interior of the mounting board 6 is a hollow structure, and a plurality of vertically arranged copper tubes are uniformly arranged inside the hollow structure 1. The column 7 is provided with a heat dissipation area 8 on the upper side of the mounting plate 6. The copper column 7 runs through the mounting plate 6 and the bottom end of the copper column 7 is in contact with the substrate 204, and the top end extends to the interior of the heat dissipation area 8. The interior of the heat dissipation area 8 is set There are two layers of folded integrated heat dissipation fins 9, and a heat dissipation plate 10 is connected to the outside of the heat dissipation area 8. The heat dissipation plate 10 includes a metal plate 11 and a heat pipe 12. A circular pit 13 is provided in the middle of the upper end of the metal plate 8. The lower end is longitudinally and Two heat pipes 12 arranged in parallel are installed laterally to the outside, so Heat-conducting medium is all housed in the heat pipe 12, and the upper side of the cooling area 8 is provided with a cooling wind cover 14. Connected with a cooling fan 15, the inside of the cooling fan 15 is provided with a mounting frame 16, the mounting frame 16 is equipped with a cooling fan 17, the mounting frame 16 is provided with a dust-proof net 18, and the inside of the cooling area 8 is provided with a temperature sensor 19. The sensor 19 is electrically connected with the controller 20 installed on the upper side outer wall of the radiator plate 10, and the controller 20 is electrically connected with the fan switch 171 of the cooling fan 17. Since the circuit board is a layered structure, and a circuit board is provided between the insulating layer and the substrate There is a graphene layer 203, and a copper column 7 is provided inside the mounting plate 6, which can quickly transfer the heat generated by the LED lamp to the heat dissipation area 8 through the graphene layer and the copper column to avoid excessive temperature in the working area of the LED lamp , prolonging the service life, after the heat enters the heat dissipation area, it dissipates heat to the outside through the heat dissipation plate connected outside the heat dissipation area, and through the pits set on the metal plate and the heat pipe equipped with heat conduction medium, the heat generated by the LED lamp can be effectively and timely The heat is dissipated through the end of the heat pipe and the external connection. The whole heat dissipation process is efficient and fast, making the LED work in the best state. In order to further ensure the heat dissipation effect, a heat dissipation fan is installed on the upper side of the heat dissipation plate. When the temperature sensor detects When the internal temperature of the heat dissipation area is too high, the controller controls the work of the heat dissipation fan to dissipate heat from the fan, and the cooling effect of the heat dissipation plate is better, and the working state of the fan is controlled according to the temperature change, and the energy consumption is low; the utility model has a power distribution device The emergency lighting can intelligently control the switch of the two emergency lights and distribute the power to save battery power and prolong the lighting time. The two emergency lights are LED lights, which can automatically dissipate heat. The LED light works in the best state, and the working state of the fan is controlled according to the temperature change, and the energy consumption is low.
对于本领域技术人员而言，显然本实用新型不限于上述示范性实施例的细节，而且在不背离本实用新型的精神或基本特征的情况下，能够以其他的具体形式实现本实用新型。因此，无论从哪一点来看，均应将实施例看作是示范性的，而且是非限制性的，本实用新型的范围由所附权利要求而不是上述说明限定，因此旨在将落在权利要求的等同要件的含义和范围内的所有变化囊括在本实用新型内。不应将权利要求中的任何附图标记视为限制所涉及的权利要求。It is obvious to those skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, no matter from all points of view, the embodiments should be regarded as exemplary and non-restrictive, and the scope of the present invention is defined by the appended claims rather than the above description, so it is intended to fall within the scope of the claims All changes within the meaning and range of equivalents of the required elements are included in the present invention. Any reference sign in a claim should not be construed as limiting the claim concerned.
此外，应当理解，虽然本说明书按照实施方式加以描述，但并非每个实施方式仅包含一个独立的技术方案，说明书的这种叙述方式仅仅是为清楚起见，本领域技术人员应当将说明书作为一个整体，各实施例中的技术方案也可以经适当组合，形成本领域技术人员可以理解的其他实施方式。In addition, it should be understood that although this specification is described according to implementation modes, not each implementation mode only contains an independent technical solution, and this description in the specification is only for clarity, and those skilled in the art should take the specification as a whole , the technical solutions in the various embodiments can also be properly combined to form other implementations that can be understood by those skilled in the art.
Claims (5)
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720314659.3U CN207394656U (en) | 2017-03-29 | 2017-03-29 | An emergency lighting lamp with a power distribution device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201720314659.3U CN207394656U (en) | 2017-03-29 | 2017-03-29 | An emergency lighting lamp with a power distribution device |
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| CN207394656U true CN207394656U (en) | 2018-05-22 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117803904A (en) * | 2024-01-29 | 2024-04-02 | 深圳市尚为照明有限公司 | An efficient heat dissipation lighting lamp |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117803904A (en) * | 2024-01-29 | 2024-04-02 | 深圳市尚为照明有限公司 | An efficient heat dissipation lighting lamp |
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