CN208241152U - A kind of power distribution cabinet with automatic dissipating heat function - Google Patents
A kind of power distribution cabinet with automatic dissipating heat function Download PDFInfo
- Publication number
- CN208241152U CN208241152U CN201820616052.5U CN201820616052U CN208241152U CN 208241152 U CN208241152 U CN 208241152U CN 201820616052 U CN201820616052 U CN 201820616052U CN 208241152 U CN208241152 U CN 208241152U
- Authority
- CN
- China
- Prior art keywords
- cabinet
- power distribution
- cabinet body
- connecting rod
- distribution cabinet
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 230000000694 effects Effects 0.000 claims abstract description 5
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims 3
- 230000036413 temperature sense Effects 0.000 claims 1
- 230000017525 heat dissipation Effects 0.000 abstract description 22
- 230000007306 turnover Effects 0.000 abstract 1
- 238000001816 cooling Methods 0.000 description 5
- 230000009466 transformation Effects 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Landscapes
- Patch Boards (AREA)
Abstract
本实用新型公开了一种具有自动散热功能的配电柜，包括柜体和底座，所述底座的顶部固定连接有柜体，所述柜体的前侧转动连接有柜门，所述柜体的两侧壁开设有若干散热孔，所述散热孔内转动连接有翻转板，所述柜体的底部固定安装有安装架，所述安装架上固定安装有电机，所述电机固定连接有凸轮，所述柜体的底部固定连接有两组支轴，所述支轴上均转动连接有第二连杆，所述第二连杆的顶部转动连接有的顶块，所述顶块与柜体底部之间设置有弹簧，所述第二连杆的两端顶部活动连接有第一连杆，所述第一连杆与翻转板活动铰接，所述柜体的底部固定安装有温度感应器，本实用新型能够根据配电柜内的温度自动控制翻转板实现散热的作用，易于推广应用。
The utility model discloses a power distribution cabinet with automatic heat dissipation function, which comprises a cabinet body and a base. There are a number of heat dissipation holes on the two side walls of the heat dissipation holes, and a flip plate is connected to the rotation in the heat dissipation holes. The bottom of the cabinet body is fixedly installed with a mounting frame, and a motor is fixedly mounted on the mounting frame, and the motor is fixedly connected with a cam. , the bottom of the cabinet body is fixedly connected with two sets of supporting shafts, the supporting shafts are connected with the second connecting rod in rotation, and the top of the second connecting rod is connected with the top block in rotation, and the top block is connected with the cabinet A spring is arranged between the bottom of the cabinet, the top of both ends of the second connecting rod is movably connected to the first connecting rod, the first connecting rod is movably hinged to the flip plate, and the bottom of the cabinet is fixedly installed with a temperature sensor , The utility model can automatically control the turnover plate according to the temperature in the power distribution cabinet to realize the effect of heat dissipation, and is easy to popularize and apply.
Description
技术领域：Technical field:
本实用新型涉及机械领域，具体涉及一种具有自动散热功能的配电柜。The utility model relates to the mechanical field, in particular to a power distribution cabinet with an automatic heat dissipation function.
背景技术：Background technique:
箱式变电站是一种高压开关设备、配电变压器和低压配电装置，按一定接线方案排成一体的工厂预制户内、户外紧凑式配电设备，即将高压受电、变压器降压、低压配电等功能有机地组合在一起，安装在一个防潮、防锈、防尘、防鼠、防火、防盗、隔热、全封闭、可移动的钢结构箱体内，机电一体化，全封闭运行，特别适用于城网建设与改造，是继土建变电站之后崛起的一种崭新的变电站。箱式变电站适用于矿山、工厂企业、油气田和风力发电站，它替代了原有的土建配电房，配电站，成为新型的成套变配电装置，高压配电柜又可是指用于电力系统发电、输电、配电、电能转换和消耗中起通断、控制或保护等作用，电压等级在3.6kV-550kV的电器产品，主要包括高压断路器、高压隔离开关与接地开关、高压负荷开关、高压自动重合与分段器，高压操作机构、高压防爆配电装置和高压开关柜等几大类。配电柜配是各种电器的总控制中心。外线先进入柜内主控开关，然后进入分控开关，各分路按其需要设置，运行过程中需要保障配电柜的散热性能，现有的结构一般是通过在配电柜开设散热孔来实现散热功能，散热孔一般开设在配电柜的侧壁上，在下雨天会导致雨水进入配电柜中，且不能根据配电柜内的温度变化自动调节散热，本实用新型提供一种具有自动散热功能的配电柜。Box-type substation is a kind of high-voltage switchgear, distribution transformer and low-voltage power distribution device. It is a factory prefabricated indoor and outdoor compact power distribution equipment arranged according to a certain wiring scheme. It is about high-voltage power receiving, transformer step-down, low-voltage distribution Electricity and other functions are organically combined and installed in a moisture-proof, rust-proof, dust-proof, rodent-proof, fire-proof, anti-theft, heat-insulating, fully enclosed, movable steel structure box, mechanical and electrical integration, fully enclosed operation, especially It is suitable for the construction and transformation of urban network, and it is a brand-new substation rising after the civil substation. The box-type substation is suitable for mines, factories, enterprises, oil and gas fields, and wind power stations. It replaces the original civil engineering power distribution room and power distribution station, and becomes a new type of complete power transformation and distribution device. The high-voltage power distribution cabinet can also be used for power. System power generation, transmission, distribution, power conversion and consumption play the role of on-off, control or protection, electrical products with a voltage level of 3.6kV-550kV, mainly including high-voltage circuit breakers, high-voltage isolation switches and grounding switches, high-voltage load switches , High-voltage automatic recloser and sectionalizer, high-voltage operating mechanism, high-voltage explosion-proof power distribution device and high-voltage switchgear, etc. The power distribution cabinet is the general control center of various electrical appliances. The outside line first enters the main control switch in the cabinet, and then enters the sub-control switch. Each branch is set according to its needs. It is necessary to ensure the heat dissipation performance of the power distribution cabinet during operation. To realize the heat dissipation function, the heat dissipation holes are generally set on the side wall of the power distribution cabinet, which will cause rainwater to enter the power distribution cabinet in rainy days, and the heat dissipation cannot be automatically adjusted according to the temperature change in the power distribution cabinet. The utility model provides an automatic Power distribution cabinet with heat dissipation function.
实用新型内容：Utility model content:
本实用新型所要解决的技术问题在于提供一种具有自动散热功能的配电柜。The technical problem to be solved by the utility model is to provide a power distribution cabinet with automatic heat dissipation function.
本实用新型所要解决的技术问题采用以下的技术方案来实现：一种具有自动散热功能的配电柜，包括柜体和底座，所述底座的顶部固定连接有柜体，所述柜体的前侧转动连接有柜门，所述柜体的两侧壁开设有若干散热孔，所述散热孔内转动连接有翻转板，所述柜体的底部固定安装有安装架，所述安装架上固定安装有电机，所述电机固定连接有凸轮，所述柜体的底部固定连接有两组支轴，所述支轴上均转动连接有第二连杆，所述第二连杆的顶部转动连接有的顶块，所述顶块与柜体底部之间设置有弹簧，所述第二连杆的两端顶部活动连接有第一连杆，所述第一连杆与翻转板活动铰接，所述柜体的底部固定安装有温度感应器。The technical problem to be solved by the utility model is achieved by the following technical solutions: a power distribution cabinet with automatic heat dissipation function, including a cabinet body and a base, the top of the base is fixedly connected with the cabinet body, and the front of the cabinet body The cabinet door is connected to the side rotation, and the two side walls of the cabinet body are provided with a number of heat dissipation holes, and the turning plate is connected to the rotation in the heat dissipation holes. The bottom of the cabinet body is fixedly installed with a mounting frame, and the mounting frame is fixed A motor is installed, and the motor is fixedly connected with a cam. The bottom of the cabinet body is fixedly connected with two sets of support shafts, and the support shafts are all rotatably connected with a second connecting rod, and the top of the second connecting rod is rotatably connected For some top blocks, a spring is arranged between the top block and the bottom of the cabinet, and the tops of the two ends of the second connecting rod are movably connected with the first connecting rod, and the first connecting rod is hinged with the flip plate. A temperature sensor is fixedly installed at the bottom of the cabinet.
优选的，所述凸轮与顶块活动卡接。Preferably, the cam is movably engaged with the top block.
优选的，所述柜体的顶部安装有顶棚。Preferably, a ceiling is installed on the top of the cabinet.
优选的，所述柜门上固定安装有把手。Preferably, a handle is fixedly installed on the cabinet door.
优选的，所述柜体每侧的翻转板至少设置有五组。Preferably, there are at least five sets of turning panels on each side of the cabinet.
优选的，所述翻转板与散热孔活动卡接。Preferably, the flip plate is movably engaged with the cooling holes.
优选的，所述温度感应器与电机电性连接。Preferably, the temperature sensor is electrically connected to the motor.
本实用新型的有益效果是：本实用新型结构简单，方便实用，常温状态下，凸轮向下挤压顶块，压缩弹簧，顶块向下运动，在支轴的作用下利用杠杆原理，第二连杆两端向上抬起，带动第一连杆向上运动，控制翻转板闭合，当温度过高时，温度感应器感知配电柜内温度发出指令控制电机工作，电机带动凸轮旋转，凸轮不向顶块施加向下的力，弹簧将顶块顶起控制第二连杆两端向下运动，翻转板打开，通过散热孔散热，本实用新型能够更具配电柜内的温度自动控制翻转板实现散热的作用，顶棚能够挡雨，翻转板能够在下雨天起到导雨的作用，防止雨水进入配电柜中，对配电柜起到保护作用，易于推广应用。The beneficial effects of the utility model are: the utility model is simple in structure, convenient and practical, under normal temperature, the cam squeezes the top block downward, compresses the spring, the top block moves downward, and the lever principle is used under the action of the support shaft, the second The two ends of the connecting rod are lifted up, driving the first connecting rod to move upward, and controlling the closure of the flip plate. When the temperature is too high, the temperature sensor senses the temperature in the power distribution cabinet and sends a command to control the motor to work. The motor drives the cam to rotate, and the cam does not The top block exerts a downward force, and the spring lifts the top block to control the downward movement of both ends of the second connecting rod, and the flip plate is opened to dissipate heat through the cooling holes. The utility model can automatically control the temperature in the power distribution cabinet by turning the flip plate Realize the effect of heat dissipation, the ceiling can keep out the rain, and the flip plate can play the role of guiding rain in rainy days, prevent rainwater from entering the power distribution cabinet, play a protective role in the power distribution cabinet, and be easy to popularize and apply.
附图说明：Description of drawings:
图1为本实用新型实施例1的内部结构示意图；Fig. 1 is the internal structure schematic diagram of the utility model embodiment 1;
图2为本实用新型实施例2的结构示意图；Fig. 2 is the structural representation of the utility model embodiment 2;
其中：1柜体、2散热孔、3翻转板、4第一连杆、5第二连杆、6支轴、 7温度感应器、8凸轮、9电机、10顶块、11安装架、12底座、13柜门、14 把手、15顶蓬、16弹簧。Among them: 1 cabinet body, 2 cooling holes, 3 overturning plate, 4 first connecting rod, 5 second connecting rod, 6 support shaft, 7 temperature sensor, 8 cam, 9 motor, 10 top block, 11 installation frame, 12 Base, 13 cabinet doors, 14 handles, 15 canopy, 16 springs.
具体实施方式：Detailed ways:
为了使本实用新型实现的技术手段、创作特征、达成目的与功效易于明白了解，下面结合具体图示，进一步阐述本实用新型。In order to make the technical means, creative features, goals and effects achieved by the utility model easy to understand, the utility model will be further elaborated below in conjunction with specific illustrations.
实施例1：如图1所示，一种具有自动散热功能的配电柜，包括柜体1和底座12，所述底座12的顶部固定连接有柜体1，所述柜体1的前侧转动连接有柜门13，所述柜体1的两侧壁开设有若干散热孔2，所述散热孔2内转动连接有翻转板3，所述翻转板3与散热孔2活动卡接，所述柜体1每侧的翻转板3至少设置有五组，所述柜门13上固定安装有把手14，所述柜体1的底部固定安装有安装架11，所述安装架11上固定安装有电机9，所述电机9固定连接有凸轮8，所述柜体1的底部固定连接有两组支轴6，所述支轴6上均转动连接有第二连杆5，所述第二连杆5的顶部转动连接有的顶块10，所述凸轮8与顶块10活动卡接，所述顶块10与柜体1底部之间设置有弹簧16，所述第二连杆5的两端顶部活动连接有第一连杆4，所述第一连杆4与翻转板3活动铰接，所述柜体1的底部固定安装有温度感应器7，所述温度感应器7与电机9电性连接。Embodiment 1: As shown in Figure 1, a power distribution cabinet with automatic heat dissipation function includes a cabinet body 1 and a base 12, the top of the base 12 is fixedly connected to the cabinet body 1, and the front side of the cabinet body 1 A cabinet door 13 is rotatably connected, and the two side walls of the cabinet body 1 are provided with a plurality of heat dissipation holes 2, and the inside of the heat dissipation holes 2 is rotatably connected with a turning plate 3, and the turning plate 3 is movably engaged with the heat dissipation holes 2. There are at least five sets of turning plates 3 on each side of the cabinet body 1, handles 14 are fixedly installed on the cabinet door 13, and a mounting frame 11 is fixedly mounted on the bottom of the cabinet body 1, and a mounting frame 11 is fixedly mounted on the mounting frame 11. There is a motor 9, the motor 9 is fixedly connected with a cam 8, the bottom of the cabinet 1 is fixedly connected with two groups of supporting shafts 6, and the supporting shafts 6 are connected with a second connecting rod 5 in rotation, the second The top of the connecting rod 5 is rotatably connected to the top block 10, the cam 8 is movably engaged with the top block 10, a spring 16 is arranged between the top block 10 and the bottom of the cabinet body 1, and the top block 10 of the second connecting rod 5 The first connecting rod 4 is movably connected to the top of both ends, and the first connecting rod 4 is articulated with the turning plate 3. The bottom of the cabinet body 1 is fixed with a temperature sensor 7, and the temperature sensor 7 is connected to the motor 9. electrical connection.
实施例2：如图1-2所示，一种具有自动散热功能的配电柜，包括柜体1和底座12，所述底座12的顶部固定连接有柜体1，所述柜体1的顶部安装有顶棚 15，所述柜体1的前侧转动连接有柜门13，所述柜体1的两侧壁开设有若干散热孔2，所述散热孔2内转动连接有翻转板3，所述翻转板3与散热孔2活动卡接，所述柜体1每侧的翻转板3至少设置有五组，所述柜门13上固定安装有把手14，所述柜体1的底部固定安装有安装架11，所述安装架11上固定安装有电机9，所述电机9固定连接有凸轮8，所述柜体1的底部固定连接有两组支轴6，所述支轴6上均转动连接有第二连杆5，所述第二连杆5的顶部转动连接有的顶块 10，所述凸轮8与顶块10活动卡接，所述顶块10与柜体1底部之间设置有弹簧 16，所述第二连杆5的两端顶部活动连接有第一连杆4，所述第一连杆4与翻转板3活动铰接，所述柜体1的底部固定安装有温度感应器7，所述温度感应器7 与电机9电性连接。Embodiment 2: As shown in Figure 1-2, a power distribution cabinet with automatic heat dissipation function includes a cabinet body 1 and a base 12, the top of the base 12 is fixedly connected to the cabinet body 1, and the cabinet body 1 A ceiling 15 is installed on the top, and the front side of the cabinet body 1 is rotatably connected with a cabinet door 13, and the two side walls of the cabinet body 1 are provided with a plurality of cooling holes 2, and the inside of the cooling hole 2 is connected with a turning plate 3, The overturning plate 3 is movably clamped with the heat dissipation holes 2, and there are at least five sets of overturning plates 3 on each side of the cabinet body 1. A handle 14 is fixedly installed on the cabinet door 13, and the bottom of the cabinet body 1 is fixed A mounting frame 11 is installed, and a motor 9 is fixedly installed on the mounting frame 11. The motor 9 is fixedly connected with a cam 8. The bottom of the cabinet body 1 is fixedly connected with two sets of supporting shafts 6. On the supporting shafts 6 Both are rotatably connected with a second connecting rod 5, the top of the second connecting rod 5 is rotatably connected with a top block 10, the cam 8 is movably clamped with the top block 10, and the connection between the top block 10 and the bottom of the cabinet body 1 A spring 16 is arranged between them, the tops of both ends of the second connecting rod 5 are movably connected with the first connecting rod 4, the first connecting rod 4 is hinged with the turning plate 3, and the bottom of the cabinet body 1 is fixedly installed with A temperature sensor 7, the temperature sensor 7 is electrically connected with the motor 9.
以上显示和描述了本实用新型的基本原理和主要特征和本实用新型的优点。本行业的技术人员应该了解，本实用新型不受上述实施例的限制，上述实施例和说明书中描述的只是说明本实用新型的原理，在不脱离本实用新型精神和范围的前提下，本实用新型还会有各种变化和改进，这些变化和改进都落入要求保护的本实用新型范围内。本实用新型要求保护范围由所附的权利要求书及其等效物界定。The basic principles and main features of the present utility model and the advantages of the present utility model have been shown and described above. Those skilled in the art should understand that the utility model is not limited by the above-mentioned embodiments. The above-mentioned embodiments and descriptions only illustrate the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model The new model also has various changes and improvements, and these changes and improvements all fall within the scope of the claimed utility model. The scope of protection required by the utility model is defined by the appended claims and their equivalents.
Claims (7)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820616052.5U CN208241152U (en) | 2018-04-27 | 2018-04-27 | A kind of power distribution cabinet with automatic dissipating heat function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820616052.5U CN208241152U (en) | 2018-04-27 | 2018-04-27 | A kind of power distribution cabinet with automatic dissipating heat function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208241152U true CN208241152U (en) | 2018-12-14 |
Family
ID=64585293
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820616052.5U Expired - Fee Related CN208241152U (en) | 2018-04-27 | 2018-04-27 | A kind of power distribution cabinet with automatic dissipating heat function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208241152U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109616922A (en) * | 2019-01-03 | 2019-04-12 | 国网山东省电力公司淄博供电公司 | A kind of ring network cabinet anti-condensation ventilation device |
| CN111445623A (en) * | 2020-03-24 | 2020-07-24 | 海宁市富连机械有限公司 | Automatic vending machine ventilation unit |
| CN112020244A (en) * | 2019-05-28 | 2020-12-01 | 安徽开美电气有限公司 | Detection, regulation and control system of low-voltage electrical cabinet |
| CN112018610A (en) * | 2019-05-28 | 2020-12-01 | 安徽开美电气有限公司 | Switch board with automatic cooling function |
| CN112531497A (en) * | 2020-11-29 | 2021-03-19 | 宁波智正伟盈信息科技有限公司 | Outdoor special electric power cabinet |
| CN112702854A (en) * | 2019-10-22 | 2021-04-23 | Abb股份公司 | Low and medium voltage electrical enclosure |
| CN117175369A (en) * | 2023-09-13 | 2023-12-05 | 浙江衢能电气有限公司 | Waterproof high-low voltage switchgear device of intelligence heat dissipation |
-
2018
- 2018-04-27 CN CN201820616052.5U patent/CN208241152U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109616922A (en) * | 2019-01-03 | 2019-04-12 | 国网山东省电力公司淄博供电公司 | A kind of ring network cabinet anti-condensation ventilation device |
| CN112020244A (en) * | 2019-05-28 | 2020-12-01 | 安徽开美电气有限公司 | Detection, regulation and control system of low-voltage electrical cabinet |
| CN112018610A (en) * | 2019-05-28 | 2020-12-01 | 安徽开美电气有限公司 | Switch board with automatic cooling function |
| CN112702854A (en) * | 2019-10-22 | 2021-04-23 | Abb股份公司 | Low and medium voltage electrical enclosure |
| CN112702854B (en) * | 2019-10-22 | 2024-02-27 | Abb股份公司 | Low and medium voltage electrical enclosures |
| CN111445623A (en) * | 2020-03-24 | 2020-07-24 | 海宁市富连机械有限公司 | Automatic vending machine ventilation unit |
| CN112531497A (en) * | 2020-11-29 | 2021-03-19 | 宁波智正伟盈信息科技有限公司 | Outdoor special electric power cabinet |
| CN117175369A (en) * | 2023-09-13 | 2023-12-05 | 浙江衢能电气有限公司 | Waterproof high-low voltage switchgear device of intelligence heat dissipation |
| CN117175369B (en) * | 2023-09-13 | 2024-03-19 | 浙江衢能电气有限公司 | Waterproof high-low voltage switchgear device of intelligence heat dissipation |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN208241152U (en) | A kind of power distribution cabinet with automatic dissipating heat function | |
| CN112350174B (en) | Outdoor rainproof heat dissipation type switch cabinet | |
| CN202467388U (en) | Door lock of box-type substation | |
| CN211508389U (en) | Low-voltage draw-out type switch cabinet convenient to adjust installation position | |
| CN222281845U (en) | Three-position isolating switch assembly | |
| CN210142852U (en) | An environmentally friendly prefabricated box-type substation | |
| CN212485831U (en) | Safety switch cabinet convenient to overhaul | |
| CN208241095U (en) | A kind of novel high-pressure power distribution cabinet | |
| CN212011819U (en) | Switch board with dustproof function of antidetonation | |
| CN112542777B (en) | High tension switchgear with dampproofing dustproof function | |
| CN214124619U (en) | Drawer type switch cabinet with improved plug-in structure | |
| CN214543064U (en) | Energy-saving and environment-friendly switch cabinet | |
| CN220544586U (en) | Miniaturized air insulation circuit breaker switch cabinet | |
| CN211456390U (en) | High-voltage power distribution cabinet with damping device | |
| CN210723912U (en) | Novel box-type substation | |
| CN106981837B (en) | Energy-saving box type transformer station | |
| CN211456453U (en) | A 10KV switch cabinet can lift the handcart | |
| CN201853965U (en) | Movable box-type substation | |
| CN215732777U (en) | Cubical switchboard with shockproof function | |
| CN216085788U (en) | Cubical switchboard intelligence management and control device | |
| CN207719604U (en) | A kind of dust-protection type high-tension switch cabinet | |
| CN215772038U (en) | But cubical switchboard of dilatation | |
| CN207819208U (en) | A kind of withdraw-type AC metal closed switch cabinet | |
| CN215681492U (en) | Two opening type cubical switchboard convenient to overhaul | |
| CN110311302B (en) | Outdoor high-voltage board that possesses lightning-arrest effect |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181214 Termination date: 20200427 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |