CN219918158U - Active heat dissipation system of power distribution cabinet - Google Patents
Active heat dissipation system of power distribution cabinet Download PDFInfo
- Publication number
- CN219918158U CN219918158U CN202321399306.XU CN202321399306U CN219918158U CN 219918158 U CN219918158 U CN 219918158U CN 202321399306 U CN202321399306 U CN 202321399306U CN 219918158 U CN219918158 U CN 219918158U
- Authority
- CN
- China
- Prior art keywords
- heat dissipation
- power distribution
- distribution cabinet
- unit
- module
- 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.)
- Active
Links
- 230000017525 heat dissipation Effects 0.000 title claims abstract description 108
- 230000003993 interaction Effects 0.000 claims description 15
- 238000006243 chemical reaction Methods 0.000 claims description 9
- 239000007769 metal material Substances 0.000 claims description 4
- 238000001816 cooling Methods 0.000 abstract description 8
- 238000009434 installation Methods 0.000 abstract description 5
- 239000002699 waste material Substances 0.000 abstract description 4
- 230000005855 radiation Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 1
Landscapes
- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The utility model belongs to the technical field of heat dissipation systems. The utility model discloses a switch board initiative cooling system, including initiative heat dissipation executive device and initiative heat dissipation controlling means, initiative heat dissipation controlling means and initiative heat dissipation executive device electric connection, initiative heat dissipation executive device communication connection has outside control center, and initiative heat dissipation controlling means is provided with switch board state acquisition unit, and switch board state acquisition unit sets up in switch board department, and initiative heat dissipation executive device sets up in the outside of switch board. The utility model solves the problems of simple structure, waste of resources, large cost investment, complex installation and poor practicability in the prior art.
Description
Technical Field
The utility model belongs to the technical field of heat dissipation systems, and particularly relates to an active heat dissipation system of a power distribution cabinet.
Background
The power distribution cabinet is power distribution equipment used for distributing, controlling and metering electric energy and connecting cables in the power supply system. Because a large number of connectors and various electronic components are installed in the power distribution cabinet, and a large number of wires exist, the total resistance value of the power distribution cabinet is very high, so that when the power distribution cabinet is directly caused to work, a large amount of heat is emitted, the temperature in the power distribution cabinet is suddenly increased, the heat inside the power distribution cabinet is difficult to emit due to the design of a closed/semi-closed cabinet body, the connectors and various electronic components inside the power distribution cabinet are easy to damage, and even safety accidents occur when serious.
In order to radiate power distribution cabinet, the prior art carries out 24 hours uninterrupted heat radiation work to power distribution cabinet through the heat radiation system of heat radiation fan, fin or water-cooling radiator, and this kind of heat radiation system simple structure, the wasting of resources to equipment cost input such as water-cooling radiator is big, and the installation is complicated, and life is short, leads to its practicality to be poor.
Disclosure of Invention
In order to solve the problems of simple structure, resource waste, large cost investment, complex installation and poor practicality existing in the prior art, the active heat dissipation system of the power distribution cabinet is provided.
The technical scheme adopted by the utility model is as follows:
the utility model provides a switch board initiative cooling system, includes initiative heat dissipation executive device and initiative heat dissipation controlling means, initiative heat dissipation controlling means and initiative heat dissipation executive device electric connection, initiative heat dissipation executive device communication connection has outside control center, and initiative heat dissipation controlling means is provided with switch board state acquisition unit, and switch board state acquisition unit sets up in switch board department, and initiative heat dissipation executive device sets up in the outside of switch board.
Further, the both sides of switch board all are provided with the heat dissipation through-hole, initiative heat dissipation executive device is including the first axial fan of concrete model BT35-11, the second axial fan of concrete model GX120-2 and contact radiator, the control end of first axial fan and the control end of second axial fan all with initiative heat dissipation controlling means electric connection, and the air outlet of first axial fan sets up towards the heat dissipation through-hole of switch board one side, the one end of contact radiator and the back fixed connection of switch board, and the other end and the second axial fan fixed connection of contact radiator, the air outlet of second axial fan sets up towards the back of switch board.
Further, the contact radiator comprises a contact fixing block and a contact radiating fin which are fixedly connected, one end, far away from the contact radiating fin, of the contact fixing block is fixedly connected with the back surface of the power distribution cabinet, one end, far away from the contact fixing block, of the contact radiating fin is fixedly connected with the second axial fan, and the contact radiating fin is arranged along the horizontal direction.
Further, the contact fixing block and the contact radiating fin are made of high-heat-conductivity metal materials.
Further, initiative heat dissipation controlling means includes controlling means shell, man-machine interaction unit, master control unit, communication unit, fan drive unit and switch board state acquisition unit, master control unit, communication unit and fan drive unit all set up in a control circuit board, and master control unit respectively with man-machine interaction unit, communication unit, fan drive unit and switch board state acquisition unit electric connection, control circuit board sets up in the inside of controlling means shell, man-machine interaction unit sets up in the outside of controlling means shell, communication unit and outside control center communication connection, fan drive unit and initiative heat dissipation executive device's first axial fan and second axial fan electric connection, switch board state acquisition unit sets up in switch board department.
Further, the power distribution cabinet state acquisition unit comprises a first temperature and humidity sensor with a specific model number of TH800, a second temperature and humidity sensor with a specific model number of TH800, a third temperature and humidity sensor with a specific model number of TH800 and a vibration sensor with a specific model number of iVS, wherein the first temperature and humidity sensor is arranged in the power distribution cabinet, the second temperature and humidity sensor is arranged at the contact type radiator, and the third temperature and humidity sensor and the vibration sensor are both arranged outside the power distribution cabinet.
Further, the main control unit comprises a main control chip of STM32F103C8T6, a clock module of a specific model of HD63B40P and a memory card of a specific model of 6ES7291-8GF23-0XA064K, the man-machine interaction unit comprises a display screen of a specific model of DXQ4D3003-CTP and keys, the communication unit comprises a wired communication interface module of a specific model of AC500 and a wireless communication module of a specific model of SX1278-S, the fan driving unit comprises a first fan driving module of a specific model of LK-DQ1 and a second fan driving module of a specific model of LK-DQ1, the main control chip is electrically connected with the clock module, the memory card, the display screen, the keys, the wired communication interface module, the wireless communication module, the first fan driving module and the second fan driving module, the first fan driving module is electrically connected with the first axial fan, and the second fan driving module is electrically connected with an external control center.
Further, the active heat dissipation control device further comprises a power supply unit, wherein the power supply unit comprises a storage battery, a power management module with a specific model number of ET200S and a power conversion module with a specific model number of LSF01-K5B12SS, the power conversion module is electrically connected with an external mains supply circuit, and the power management module is electrically connected with the storage battery, the power conversion module and the main control unit respectively.
The beneficial effects of the utility model are as follows:
according to the active heat dissipation system of the power distribution cabinet, the active heat dissipation executing device is matched with the active heat dissipation control device, the structure is perfect, the power distribution cabinet state acquisition unit is provided for data acquisition, the active heat dissipation control device is provided for active heat dissipation control, and the active heat dissipation executing device is provided for working execution, so that the heat dissipation work for independently controlling the power distribution cabinet can be realized, the problem of resource waste caused by uninterrupted heat dissipation for 24 hours is avoided, the problem of large workload caused by the need of inspection and control by workers is avoided, the heat dissipation timeliness is improved, and the safety and the operation stability of the power distribution cabinet are ensured; and this system architecture and switch board mutually independent, the installation is simple, need not to reform transform current switch board, and the hardware device of use is with low costs, and stability is good, long service life has improved the practicality of system.
Other advantageous effects of the present utility model will be further described in the detailed description.
Drawings
Fig. 1 is a schematic structural diagram of an active heat dissipation system of a power distribution cabinet in embodiment 1.
Fig. 2 is a schematic diagram of the structure of the second axial fan and the contact radiator in embodiment 1.
Fig. 3 is a schematic diagram of the structure of the control circuit board in embodiment 1.
In the figure, 1, an active heat dissipation executing device; 11. a first axial flow fan; 12. a second axial flow fan; 13. a contact heat sink; 131. contacting the fixed block; 132. contact the heat sink; 2. an active heat dissipation control device; 21. a control device housing; 22. a man-machine interaction unit; 23. a main control unit; 24. a communication unit; 25. a fan driving unit; 26. a power distribution cabinet state acquisition unit; 261. a first temperature and humidity sensor; 262. a second temperature and humidity sensor; 263. a third temperature and humidity sensor; 264. a vibration sensor; 3. a power distribution cabinet; 31. and a heat dissipation through hole.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Example 1:
as shown in fig. 1, the embodiment provides an active heat dissipation system of a power distribution cabinet, which comprises an active heat dissipation executing device 1 and an active heat dissipation control device 2, wherein the active heat dissipation control device 2 is electrically connected with the active heat dissipation executing device 1, the active heat dissipation executing device 1 is in communication connection with an external control center, the active heat dissipation control device 2 is provided with a power distribution cabinet state acquisition unit 26, the power distribution cabinet state acquisition unit 26 is arranged at the power distribution cabinet 3, and the active heat dissipation executing device 1 is arranged outside the power distribution cabinet 3.
Working principle:
the power distribution cabinet state acquisition unit 26 acquires state data of the target power distribution cabinet 3 in real time, the state data are transmitted to the active heat dissipation control device 2 for analysis, if the active heat dissipation starting requirement is met, the active heat dissipation control device 2 controls the active heat dissipation execution device 1 to conduct active heat dissipation on the target power distribution cabinet 3, meanwhile, the power distribution cabinet state acquisition unit 26 keeps acquiring state data of the target power distribution cabinet 3, the active heat dissipation control device 2 keeps analysis, and if the active heat dissipation stopping requirement is met, the active heat dissipation control device 2 controls the active heat dissipation execution device 1 to stop heat dissipation of the target power distribution cabinet 3, and besides, the control center can remotely control the on and off of the active heat dissipation execution device 1.
As a preferred option, the two sides of the power distribution cabinet 3 are respectively provided with a heat dissipation through hole 31, the active heat dissipation executing device 1 comprises a first axial flow fan 11 with a specific model BT35-11, six second axial flow fans 12 with a specific model GX120-2, and six contact type radiators 13, the control end of the first axial flow fan 11 and the control end of the second axial flow fan 12 are electrically connected with the active heat dissipation controlling device 2, the air outlet of the first axial flow fan 11 is arranged towards the heat dissipation through hole 31 on one side of the power distribution cabinet 3, the six contact type radiators 13 are uniformly arranged on the back of the power distribution cabinet 3, one end of each contact type radiator 13 is fixedly connected with the back of the power distribution cabinet 3, the other end of each contact type radiator 13 is fixedly connected with the second axial flow fan 12, and the air outlet of the second axial flow fan 12 is arranged towards the back of the power distribution cabinet 3.
The first axial fan 11 is used as a medium-sized axial fan, air is blown into the heat dissipation through hole 31 on one side of the power distribution cabinet 3, the air flows out through the heat dissipation through hole 31 on the other side of the power distribution cabinet 3, flowing air is formed in the power distribution cabinet 3, heat inside the power distribution cabinet 3 is taken away, the heat released by the power distribution cabinet 3 is transferred to the six contact radiators 13 for contact heat dissipation through the six contact radiators 13, and the second axial fan 12 accelerates heat dissipation of the contact radiators 13, so that a heat dissipation effect is achieved.
Preferably, as shown in fig. 2, the contact radiator 13 includes a contact fixing block 131 and three contact cooling fins 132 that are fixedly connected, one end of the contact fixing block 131 away from the contact cooling fins 132 is fixedly connected with the back surface of the power distribution cabinet 3, one ends of the three contact cooling fins 132 away from the contact fixing block 131 are fixedly connected with the second axial fan 12, and the contact cooling fins 132 are arranged along the horizontal direction.
The contact fixed block 131 is fixedly connected with the power distribution cabinet 3, heat released by the power distribution cabinet 3 is transferred to the contact fixed block 131 through heat conduction, the contact area between the contact radiating fins 132 and air is enlarged, contact radiating is facilitated, radiating efficiency is improved, and the contact radiating fins 132 arranged along the horizontal direction are beneficial to wind speed flowing in the horizontal direction to take away heat.
Preferably, the contact fixing block 131 and the contact radiating fin 132 are made of high heat conduction metal materials, and the high heat conduction metal materials have high heat conduction coefficients, good heat dissipation effect and high heat dissipation efficiency.
As shown in fig. 3, the active heat dissipation control device 2 includes a control device housing 21, a man-machine interaction unit 22, a main control unit 23, a communication unit 24, a fan driving unit 25 and a power distribution cabinet state acquisition unit 26, wherein the main control unit 23, the communication unit 24 and the fan driving unit 25 are all arranged on a control circuit board, the main control unit 23 is respectively electrically connected with the man-machine interaction unit 22, the communication unit 24, the fan driving unit 25 and the power distribution cabinet state acquisition unit 26, the control circuit board is arranged in the control device housing 21, the man-machine interaction unit 22 is arranged outside the control device housing 21, the communication unit 24 is in communication connection with an external control center, the fan driving unit 25 is electrically connected with the first axial fan 11 and the second axial fan 12 of the active heat dissipation execution device 1, and the power distribution cabinet state acquisition unit 26 is arranged at the power distribution cabinet 3.
The main control unit 23 controls other units and the active heat dissipation executing device 1 to work normally, the power distribution cabinet state acquisition unit 26 acquires state data of the target power distribution cabinet 3, the main control unit 23 analyzes whether to start or stop active heat dissipation, the man-machine interaction unit 22 realizes interaction between field staff and the system, the fan driving unit 25 drives the fan of the active heat dissipation executing device 1 to start or stop working, and the communication unit 24 establishes a monitoring staff of the control center to remotely control the active heat dissipation executing device 1.
As a preferred embodiment, the power distribution cabinet state collection unit 26 includes a first temperature and humidity sensor 261 with a specific model number TH800, a second temperature and humidity sensor 262 with a specific model number TH800, a third temperature and humidity sensor 263 with a specific model number TH800, and a vibration sensor 264 with a specific model number iVS201, where the first temperature and humidity sensor 261 is disposed inside the power distribution cabinet 3, the second temperature and humidity sensor 262 is disposed at the contact radiator 13, and the third temperature and humidity sensor 263 and the vibration sensor 264 are both disposed outside the power distribution cabinet 3.
The first temperature and humidity sensor 261 gathers the inside first temperature and humidity data of switch board 3, the second temperature and humidity sensor 262 gathers the second temperature and humidity data of contact radiator 13, the third temperature and humidity data of the outside environment of switch board 3 is gathered to the third temperature and humidity sensor 263, the vibration data of switch board 3 is gathered to vibration sensor 264, first temperature and humidity data, second temperature and humidity data, third temperature and humidity data and vibration data regard as the status data of target switch board 3, can reflect the heat condition of the inside and outside of target switch board 3 and the running state of target switch board 3, provide the data foundation for opening and closing of initiative radiating work.
Preferably, the main control unit 23 includes a main control chip of STM32F103C8T6, a clock module of specific model HD63B40P, and a memory card of specific model 6ES7291-8GF23-0XA064K, the man-machine interaction unit 22 includes a display screen of specific model DXQ4D3003-CTP and a key, the communication unit 24 includes a wired communication interface module of specific model AC500 and a wireless communication module of specific model SX1278-S, the fan driving unit 25 includes a first fan driving module of specific model LK-DQ1 and a second fan driving module of specific model LK-DQ1, the main control chip is electrically connected to the clock module, the memory card, the display screen, the key, the wired communication interface module, the wireless communication module, the first fan driving module, and the second fan driving module, the first fan driving module is electrically connected to the first fan 11, the second fan driving module is electrically connected to the second axial flow fan 12, and the wired communication interface module and the wireless communication module are all connected to an external control center.
Preferably, the active heat dissipation control device 2 further comprises a power supply unit, wherein the power supply unit comprises a storage battery, a power management module with a specific model number of ET200S and a power conversion module with a specific model number of LSF01-K5B12SS, the power conversion module is electrically connected with an external mains supply circuit, and the power management module is electrically connected with the storage battery, the power conversion module and the main control unit 23 respectively.
According to the active heat dissipation system of the power distribution cabinet, the active heat dissipation executing device is matched with the active heat dissipation control device, the structure is perfect, the power distribution cabinet state acquisition unit is provided for data acquisition, the active heat dissipation control device is provided for active heat dissipation control, and the active heat dissipation executing device is provided for working execution, so that the heat dissipation work for independently controlling the power distribution cabinet can be realized, the problem of resource waste caused by uninterrupted heat dissipation for 24 hours is avoided, the problem of large workload caused by the need of inspection and control by workers is avoided, the heat dissipation timeliness is improved, and the safety and the operation stability of the power distribution cabinet are ensured; and this system architecture and switch board mutually independent, the installation is simple, need not to reform transform current switch board, and the hardware device of use is with low costs, and stability is good, long service life has improved the practicality of system.
The utility model is not limited to the alternative embodiments described above, but any person may derive other various forms of products in the light of the present utility model. The above detailed description should not be construed as limiting the scope of the utility model, which is defined in the claims and the description may be used to interpret the claims.
Claims (8)
1. An active heat dissipation system of a power distribution cabinet is characterized in that: including initiative heat dissipation executive device (1) and initiative heat dissipation controlling means (2), initiative heat dissipation controlling means (2) and initiative heat dissipation executive device (1) electric connection, initiative heat dissipation executive device (1) communication connection has outside control center, and initiative heat dissipation controlling means (2) are provided with switch board state collection unit (26), switch board state collection unit (26) set up in switch board (3) department, initiative heat dissipation executive device (1) set up in the outside of switch board (3).
2. The active heat dissipation system of a power distribution cabinet of claim 1, wherein: the power distribution cabinet is characterized in that heat dissipation through holes (31) are formed in two sides of the power distribution cabinet (3), the active heat dissipation execution device (1) comprises a first axial flow fan (11) with a specific model BT35-11, a second axial flow fan (12) with a specific model GX120-2 and a contact type radiator (13), a control end of the first axial flow fan (11) and a control end of the second axial flow fan (12) are electrically connected with the active heat dissipation control device (2), an air outlet of the first axial flow fan (11) is arranged towards the heat dissipation through holes (31) on one side of the power distribution cabinet (3), one end of the contact type radiator (13) is fixedly connected with the back of the power distribution cabinet (3), the other end of the contact type radiator (13) is fixedly connected with the second axial flow fan (12), and an air outlet of the second axial flow fan (12) is arranged towards the back of the power distribution cabinet (3).
3. The active heat dissipation system of a power distribution cabinet of claim 2, wherein: the contact radiator (13) include fixed connection's contact fixed block (131) and contact fin (132), contact fixed block (131) keep away from the one end of contact fin (132) and the back fixed connection of switch board (3), contact fin (132) keep away from the one end and second axial fan (12) fixed connection of contact fixed block (131), and contact fin (132) set up along the horizontal direction.
4. A power distribution cabinet active heat dissipation system as defined in claim 3, wherein: the contact fixing blocks (131) and the contact radiating fins (132) are made of high-heat-conductivity metal materials.
5. The active heat dissipation system of a power distribution cabinet of claim 2, wherein: the active heat dissipation control device (2) comprises a control device shell (21), a man-machine interaction unit (22), a main control unit (23), a communication unit (24), a fan driving unit (25) and a power distribution cabinet state acquisition unit (26), wherein the main control unit (23), the communication unit (24) and the fan driving unit (25) are arranged on a control circuit board, the main control unit (23) is electrically connected with the man-machine interaction unit (22), the communication unit (24), the fan driving unit (25) and the power distribution cabinet state acquisition unit (26) respectively, the control circuit board is arranged inside the control device shell (21), the man-machine interaction unit (22) is arranged outside the control device shell (21), the communication unit (24) is in communication connection with an external control center, and the fan driving unit (25) is electrically connected with a first axial flow fan (11) and a second axial flow fan (12) of the active heat dissipation execution device (1).
6. The active heat dissipation system of a power distribution cabinet of claim 5, wherein: the power distribution cabinet state acquisition unit (26) comprises a first temperature and humidity sensor (261) with a specific model number TH800, a second temperature and humidity sensor (262) with a specific model number TH800, a third temperature and humidity sensor (263) with a specific model number TH800 and a vibration sensor (264) with a specific model number iVS201, wherein the first temperature and humidity sensor (261) is arranged inside the power distribution cabinet (3), the second temperature and humidity sensor (262) is arranged at the contact radiator (13), and the third temperature and humidity sensor (263) and the vibration sensor (264) are arranged outside the power distribution cabinet (3).
7. The active heat dissipation system of a power distribution cabinet of claim 5, wherein: the main control unit (23) comprises a main control chip of STM32F103C8T6, a clock module of a specific model HD63B40P and a memory card of a specific model 6ES7291-8GF23-0XA064K, the man-machine interaction unit (22) comprises a display screen of a specific model DXQ4D3003-CTP and a key, the communication unit (24) comprises a wired communication interface module of a specific model AC500 and a wireless communication module of a specific model SX1278-S, the fan driving unit (25) comprises a first fan driving module of a specific model LK-DQ1 and a second fan driving module of a specific model LK-DQ1, the main control chip is respectively and electrically connected with the clock module, the memory card, the display screen, the key, the wired communication interface module, the wireless communication module, the first fan driving module and the second fan driving module, the first fan driving module is electrically connected with the first fan (11), the second fan driving module is electrically connected with the second fan driving module and the wireless communication interface module of the second fan driving module is electrically connected with the wireless communication interface module.
8. The active heat dissipation system of a power distribution cabinet of claim 5, wherein: the active heat dissipation control device (2) further comprises a power supply unit, wherein the power supply unit comprises a storage battery, a specific type ET200S power supply management module and a specific type LSF01-K5B12SS power supply conversion module, the power supply conversion module is electrically connected with an external mains supply circuit, and the power supply management module is electrically connected with the storage battery, the power supply conversion module and the main control unit (23) respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321399306.XU CN219918158U (en) | 2023-05-31 | 2023-05-31 | Active heat dissipation system of power distribution cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321399306.XU CN219918158U (en) | 2023-05-31 | 2023-05-31 | Active heat dissipation system of power distribution cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219918158U true CN219918158U (en) | 2023-10-27 |
Family
ID=88439699
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321399306.XU Active CN219918158U (en) | 2023-05-31 | 2023-05-31 | Active heat dissipation system of power distribution cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219918158U (en) |
-
2023
- 2023-05-31 CN CN202321399306.XU patent/CN219918158U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202141956U (en) | Temperature-control system for communication rack and machine room | |
| CN201435017Y (en) | Integrated cabinet temperature control system | |
| CN103455102A (en) | Equipment cabinet server | |
| CN105302182A (en) | Server liquid cooling heat radiation energy saving control system and method | |
| CN219918158U (en) | Active heat dissipation system of power distribution cabinet | |
| CN106842975B (en) | A kind of intelligent household terminal control system | |
| CN205158163U (en) | Server liquid cooling heat energy -saving control system that looses | |
| CN109068546B (en) | PLC remote controller | |
| CN214756935U (en) | Intelligent control power-saving terminal of 5G base station based on Internet of things technology and embedded application technology | |
| CN113206947B (en) | Intelligent monitoring box for Internet of things | |
| CN214204542U (en) | Laboratory power supply management device based on thing networking | |
| CN206757516U (en) | A kind of server architecture for possessing monitoring multiserver | |
| CN112097828A (en) | Cooling tower internal environment monitoring system | |
| CN210742877U (en) | Computer heat abstractor | |
| CN209710582U (en) | A kind of oil immersion cooling device of large power supply | |
| CN215119792U (en) | Intelligent rack type heat dissipation device of transformer substation relay protection device | |
| CN218244209U (en) | Energy-saving water cooling device for communication machine room | |
| CN113473579B (en) | Intelligent control electricity-saving terminal of 5G base station based on Internet of things technology and embedded application technology | |
| CN212807332U (en) | High-low temperature testing device capable of efficiently dissipating heat | |
| CN218070953U (en) | Intensive bus duct with good heat dissipation performance | |
| CN218163380U (en) | Heat radiator | |
| CN214098177U (en) | Intelligent power utilization Internet of things air switch with remote monitoring function | |
| CN216056217U (en) | Intelligent heat dissipation type bus duct | |
| CN211827054U (en) | Intelligent temperature controller | |
| CN210866933U (en) | Dustproof heat dissipation high-low voltage power distribution cabinet |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |