CN111029942A - High-temperature early warning device of power equipment - Google Patents
High-temperature early warning device of power equipment Download PDFInfo
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- CN111029942A CN111029942A CN201911205415.1A CN201911205415A CN111029942A CN 111029942 A CN111029942 A CN 111029942A CN 201911205415 A CN201911205415 A CN 201911205415A CN 111029942 A CN111029942 A CN 111029942A
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- cabinet body
- power cabinet
- early warning
- heat
- warning device
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/56—Cooling; Ventilation
- H02B1/565—Cooling; Ventilation for cabinets
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K1/00—Details of thermometers not specially adapted for particular types of thermometer
- G01K1/02—Means for indicating or recording specially adapted for thermometers
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K13/00—Thermometers specially adapted for specific purposes
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/54—Anti-seismic devices or installations
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Cold Air Circulating Systems And Constructional Details In Refrigerators (AREA)
Abstract
The invention relates to the technical field of power equipment, in particular to a high-temperature early warning device of power equipment, which comprises a power cabinet body, wherein a cabinet door is hinged to one side of the power cabinet body, a sunshade ceiling is fixedly installed at the top end of the cabinet door, an L-shaped installation plate is installed inside the power cabinet body, a gap is reserved between the L-shaped installation plate and the inner wall of the rear side of the power cabinet body, four corners of the L-shaped installation plate are fixedly connected with fixing lugs, the fixing lugs are welded on the inner wall of the power cabinet body together, and a heat extraction mechanism is arranged inside the power. According to the invention, the early warning system can be arranged to monitor the temperature in the electric cabinet body in real time, the cooling mechanism, the heat extraction mechanism and the heat dissipation mechanism can be conveniently controlled, the electric cabinet body can be rapidly cooled and cooled by arranging the cooling mechanism, and the heat dissipation mechanism can improve the heat removal efficiency of the heat extraction mechanism to the inside of the electric cabinet body, so that the damage of heat to parts is reduced.
Description
Technical Field
The invention relates to the field of power equipment, in particular to a high-temperature early warning device of power equipment.
Background
The power equipment (power system) mainly comprises two categories of power generation equipment and power supply equipment, wherein the power generation equipment mainly comprises a power station boiler, a steam turbine, a gas turbine, a water turbine, a generator, a transformer and the like, and the power supply equipment mainly comprises power transmission lines, transformers, contactors and the like with various voltage grades. The electric power cabinet is one of important component parts in the electric power equipment, because the electric power parts installed in the electric power cabinet are too much, more heat can be generated in the long-time working process, when the heat can not be removed, the electric power parts are easily burnt, the short circuit of the electric power equipment is caused, the existing electric power cabinet part is installed outdoors, and the internal temperature of the electric power cabinet can be increased again in a high-temperature season, so that the high-temperature early warning device of the electric power equipment is provided.
Disclosure of Invention
The invention aims to solve the defects that in the prior art, a power cabinet can generate more heat in a long-time working process, and when the heat cannot be removed, power components are easily burnt to cause short circuit of power equipment, and the high-temperature early warning device for the power equipment is provided.
In order to achieve the above purposes, the technical scheme adopted by the invention is as follows: a high-temperature early warning device of power equipment comprises a power cabinet body, wherein a cabinet door is hinged to one side of the power cabinet body, a sunshade ceiling is fixedly mounted at the top end of the cabinet door, an L-shaped mounting plate is mounted inside the power cabinet body, a gap is reserved between the L-shaped mounting plate and the inner wall of the rear side of the power cabinet body, fixing lugs are fixedly connected to four corners of the L-shaped mounting plate and are welded to the inner wall of the power cabinet body together, a heat exhaust mechanism is arranged inside the power cabinet body and comprises a heat collection cover fixedly mounted at the middle position of the top end inside the power cabinet body, a plurality of heat dissipation holes are formed in the bottom end of the heat collection cover at equal intervals along the circumferential direction, a first fan is fixedly mounted inside each heat dissipation hole, heat exhaust covers are communicated between two ends of each heat collection cover and the inner wall of the power cabinet body, and heat exhaust holes are formed, the inside of thermal-arrest cover is provided with heat dissipation mechanism, just the internal portion of electric power cabinet of L type mounting panel bottom is provided with cooling mechanism, electric power cabinet body bottom is provided with fixed establishment.
Preferably, drive hot mechanism and include the motor of fixed mounting on electric power cabinet body top, the output shaft of motor runs through the electric power cabinet body and extends to the thermal-arrest cover inside and tip and be connected with a plurality of heat dissipation blades along the circumferencial direction equidistance, heat dissipation blade all is convex setting, just leave the clearance between heat dissipation blade and the thermal-arrest cover inner wall.
Preferably, the inside bottom fixed mounting of the electric power cabinet body of L type mounting panel below has refrigerating unit, a plurality of fresh air inlets have been seted up on the electric power cabinet side wall of the air intake corresponding position of refrigerating unit, refrigerating unit's air outlet intercommunication has the refrigeration pipe, the refrigeration pipe sets up inside the clearance between L type mounting panel and electric power cabinet body rear side inner wall, just the air outlet intercommunication of refrigeration pipe has the air-collecting cover, air-collecting cover fixed mounting is in L type mounting panel bottom a plurality of ventilation holes have been seted up on the L type mounting panel of air-collecting cover corresponding position, the equal fixed mounting in inside in ventilation hole has the second fan.
Preferably, the refrigeration pipe is the S type setting, just the draw-in groove that matches with it is opened to the rear side of L type mounting panel, the refrigeration pipe card dress is inside the draw-in groove the outside level of refrigeration pipe is provided with a plurality of mounts, the mount offset with the refrigeration pipe and with be connected through a plurality of locating pins between the L type mounting panel.
Preferably, the top of ventilation hole all fixed mounting have the protection casing, the protection casing is made for stainless steel material.
Preferably, the L-shaped mounting plate is close to the baffle fixedly connected with between cabinet door one end and the internal bottom of electric power cabinet, the baffle is the integrated into one piece structure with the electric power cabinet.
Preferably, fixed establishment includes that the equidistance connects a plurality of U type slides in the electric power cabinet body bottom, and is a plurality of the common horizontal slip in the outside of U type slide installs the base, the U type slide outside of base both sides all is equipped with rubber spring, just the bottom fixedly connected with bottom plate of base, the equal screw thread cartridge in four corners of bottom plate has fastening bolt.
Preferably, the internal portion of electric power cabinet is provided with early warning system, early warning system is including PLC controller and the temperature sensor of difference fixed mounting in two heat extraction cover bottoms, all be connected through the wire between PLC controller and motor, temperature sensor, first fan, second fan and the refrigerating unit, just the PLC controller is connected with the alarm lamp through the wire, alarm lamp fixed mounting is in sunshade ceiling top intermediate position.
Compared with the prior art, the invention has the following beneficial effects:
according to the invention, the early warning system is arranged to monitor the temperature inside the electric power cabinet body in real time, the cooling mechanism, the heat extraction mechanism and the heat dissipation mechanism are convenient to control, the electric power cabinet body can be rapidly cooled and cooled by the arrangement of the cooling mechanism, the heat dissipation efficiency of the heat extraction mechanism on the heat inside the electric power cabinet body can be improved by the heat dissipation mechanism, so that the damage of the heat on parts is reduced, and the electric power cabinet body can be stably installed by the arrangement of the fixing mechanism, so that the electric power cabinet body has certain buffering performance, and the protection performance of the electric power cabinet body is improved.
Drawings
Fig. 1 is a schematic structural diagram of a high-temperature early warning device of electrical equipment according to the present invention;
fig. 2 is a schematic rear sectional view of a high-temperature early warning device of an electrical apparatus according to the present invention;
fig. 3 is a schematic structural diagram of a heat removal mechanism of a high-temperature early warning device of electrical equipment according to the present invention;
fig. 4 is a schematic structural view of a heat removal mechanism of a high-temperature early warning device of an electrical apparatus according to the present invention;
fig. 5 is a schematic structural diagram of a cooling mechanism of a high-temperature early warning device of electrical equipment according to the present invention;
fig. 6 is a schematic structural diagram of an early warning system of a high-temperature early warning device of electrical equipment according to the present invention.
In the figure: the heat collection type solar energy heat collector comprises an electric cabinet body 1, an L-shaped mounting plate 2, a heat collection cover 3, an alarm lamp 4, a sunshade ceiling 5, a heat extraction hole 6, a protective cover 7, a cabinet door 8, an air inlet hole 9, a base 10, a fastening bolt 11, a rubber spring 12, a bottom plate 13, a U-shaped sliding plate 14, a baffle plate 15, a fixing lug 16, a motor 17, a heat dissipation blade 18, a heat extraction cover 19, a PLC (programmable logic controller) 20, a temperature sensor 21, a first fan 22, a fan collection cover 23, a ventilation hole 24, a second fan 25, a clamping groove 26, a positioning pin 27, a fixing frame 28, a refrigerating pipe 29, a refrigerating.
Detailed Description
The following description is presented to disclose the invention so as to enable any person skilled in the art to practice the invention. The preferred embodiments in the following description are given by way of example only, and other obvious variations will occur to those skilled in the art.
As shown in fig. 1-6, a high temperature early warning device for power equipment comprises a power cabinet 1, a cabinet door 8 is hinged on one side of the power cabinet 1, a sunshade ceiling 5 is fixedly installed on the top end of the cabinet door 8, an L-shaped mounting plate 2 is installed inside the power cabinet 1, a gap is left between the L-shaped mounting plate 2 and the inner wall of the rear side of the power cabinet 1, four corners of the L-shaped mounting plate 2 are fixedly connected with fixing lugs 16, the fixing lugs 16 are welded on the inner wall of the power cabinet 1, a heat extraction mechanism is arranged inside the power cabinet 1, the heat extraction mechanism comprises a heat collection cover 3 fixedly installed at the middle position of the top end inside the power cabinet 1, a plurality of heat dissipation holes 31 are equidistantly formed in the bottom end of the heat collection cover 3 along the circumferential direction, first fans 22 are fixedly installed inside the heat dissipation holes 31, heat extraction covers 19 are respectively communicated between the, the side wall of the electric cabinet body 1 at the position corresponding to the heat exhaust cover 19 is provided with heat exhaust holes 6, the heat collection cover 3 is internally provided with a heat dissipation mechanism, the heat dissipation mechanism comprises a motor 17 fixedly mounted at the top end of the electric cabinet body 1, an output shaft of the motor 17 penetrates through the electric cabinet body 1 and extends to the inside of the heat collection cover 3, the end part of the output shaft is connected with a plurality of heat dissipation blades 18 at equal intervals along the circumferential direction, the heat dissipation blades 18 are all arranged in a circular arc shape, gaps are reserved between the heat dissipation blades 18 and the inner wall of the heat collection cover 3, a cooling mechanism is arranged inside the electric cabinet body 1 at the bottom of the L-shaped mounting plate; through setting up sunroof 5, thereby can block outside sunshine, avoid sunshine direct irradiation on the electric power cabinet body 1, simultaneously through first fan 22 under the on-state, thereby can introduce thermal-arrest cover 3 inside with the heat of the electric power cabinet body 1 inside, be connected motor 17 and external power source, thereby can drive a plurality of heat dissipation blades 18 rotatory, with this with the heat of thermal-arrest cover 3 inside drive fast send to heat dissipation cover 19 inside, it can to get rid of through heat dissipation hole 6.
A refrigerating unit 30 is fixedly arranged at the bottom end in the electric cabinet body 1 below the L-shaped mounting plate 2, a plurality of air inlet holes 9 are arranged on the side wall of the electric cabinet body 1 at the position corresponding to an air inlet of the refrigerating unit 30, an air outlet of the refrigerating unit 30 is communicated with a refrigerating pipe 29, the refrigerating pipe 29 is arranged in the gap between the L-shaped mounting plate 2 and the inner wall at the rear side of the electric cabinet body 1, an air outlet of the refrigerating pipe 29 is communicated with an air collecting cover 23, the air collecting cover 23 is fixedly arranged at the bottom end of the L-shaped mounting plate 2, a plurality of vent holes 24 are arranged on the L-shaped mounting plate 2 at the position corresponding to the air collecting cover 23, protective covers 7 are fixedly arranged at the top ends of the vent holes 24, the protective covers 7 are made of stainless steel materials, second fans 25 are fixedly arranged in the vent holes 24, the refrigerating pipe 29 is arranged in an S shape, a clamping groove 26, a plurality of fixing frames 28 are horizontally arranged on the outer side of the refrigerating pipe 29, and the fixing frames 28 are abutted against the refrigerating pipe 29 and connected with the L-shaped mounting plate 2 through a plurality of positioning pins 27; through setting up draw-in groove 26, mount 28 and locating pin 27, thereby can be with refrigeration pipe 29 and L type mounting panel 2 in close contact with, refrigerating unit 30 circular telegram back, thereby carry outside control refrigeration to refrigeration pipe 29 inside, with this carry out preliminary cooling to L type mounting panel 2, through setting up air-collecting cover 23, thereby can collect the inside cold air of refrigeration pipe 29, carry to the inside part of the electric power cabinet body 1 through second fan 25 under the on-state simultaneously and cool down to the spare part fast.
A baffle plate 15 is fixedly connected between one end of the L-shaped mounting plate 2 close to the cabinet door 8 and the bottom end of the interior of the electric power cabinet body 1, and the baffle plate 15 and the electric power cabinet body 1 are of an integrally formed structure; by providing the baffle 15, the refrigeration unit 30 can be protected.
The fixing mechanism comprises a plurality of U-shaped sliding plates 14 which are connected to the bottom end of the electric cabinet body 1 at equal intervals, the outer sides of the U-shaped sliding plates 14 are jointly and horizontally provided with a base 10 in a sliding mode, rubber springs 12 are sleeved on the outer sides of the U-shaped sliding plates 14 on the two sides of the base 10, the bottom end of the base 10 is fixedly connected with a bottom plate 13, and fastening bolts 11 are inserted into four corners of the bottom plate 13 in a threaded mode; through setting up U type slide 14, base 10, bottom plate 13 and fastening bolt 11 to can carry out fixed mounting with the electric power cabinet body 1, simultaneously through setting up rubber spring 12, thereby can cause the electric power cabinet body 1 to have certain shock-absorbing capacity, with this protectiveness that increases the electric power cabinet body 1.
An early warning system is arranged inside the electric cabinet body 1, the early warning system comprises a PLC (programmable logic controller) 20 and a temperature sensor 21 which are fixedly installed at the bottom ends of two heat exhaust covers 19 respectively, the PLC 20, a motor 17, the temperature sensor 21, a first fan 22, a second fan 25 and a refrigerating unit 30 are connected through wires, the PLC 20 is connected with an alarm lamp 4 through a wire, and the alarm lamp 4 is fixedly installed in the middle position of the top end of a sunshade ceiling 5; through being connected PLC controller 20 with external power source to temperature sensor 21 can gather the inside temperature of the electric power cabinet body 1 in real time, and when the high temperature, PLC controller 20 can reach time control alarm lamp 4 and report to the police, and control motor 17, first fan 22, second fan 25 and refrigerating unit 30 work simultaneously, carry out rapid cooling to the electric power cabinet body 1 and handle.
The invention comprises the following steps: at first through the stable installation of fixed establishment with the electric power cabinet body 1, make the electric power cabinet body 1 have certain shock-absorbing capacity, with this protectiveness that increases the electric power cabinet body 1, carry out real time monitoring through early warning system to the temperature of the internal portion of electric power cabinet, report to the police automatically when the high temperature, simultaneously to cooling mechanism, heat extraction mechanism and heat dissipation mechanism control, through setting up cooling mechanism can be quick with the cooling treatment of cooling down of electric power cabinet body 1, and heat dissipation mechanism can improve heat extraction mechanism and get rid of efficiency to the internal portion heat of electric power cabinet, with this damage that reduces the heat and lead to the fact the spare part.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are merely illustrative of the principles of the invention, but that various changes and modifications may be made without departing from the spirit and scope of the invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (8)
1. The high-temperature early warning device of the power equipment comprises a power cabinet body (1), wherein one side of the power cabinet body (1) is hinged with a cabinet door (8), the top end of the cabinet door (8) is fixedly provided with a sunshade ceiling (5), the high-temperature early warning device is characterized in that an L-shaped mounting plate (2) is mounted inside the power cabinet body (1), a gap is reserved between the L-shaped mounting plate (2) and the inner wall of the rear side of the power cabinet body (1), fixing lugs (16) are fixedly connected with four corners of the L-shaped mounting plate (2), the fixing lugs (16) are welded on the inner wall of the power cabinet body (1) together, a heat extraction mechanism is arranged inside the power cabinet body (1), the heat extraction mechanism comprises a heat collection cover (3) which is fixedly mounted at the middle position of the top end inside the power cabinet body (1) and is provided with a plurality of equidistant heat collection covers (31, the utility model discloses a solar energy heat collection and heat dissipation device, including the heat dissipation hole, the equal fixed mounting in inside of louvre (31) has first fan (22), all communicate between the both ends of thermal-arrest cover (3) and the electric power cabinet body (1) inner wall has heat extraction cover (19), all seted up on the electric power cabinet body (1) lateral wall of heat extraction cover (19) corresponding position heat extraction hole (6), the inside of thermal-arrest cover (3) is provided with drives heat mechanism, just the electric power cabinet body (1) inside of L type mounting panel (2) bottom is provided with cooling mechanism, the electric power cabinet body (1) bottom is provided with fixed establishment.
2. The high-temperature early warning device of the power equipment as claimed in claim 1, wherein the heat dissipation mechanism comprises a motor (17) fixedly mounted at the top end of the power cabinet body (1), an output shaft of the motor (17) penetrates through the power cabinet body (1) and extends to the inside of the heat collection cover (3), a plurality of heat dissipation blades (18) are equidistantly connected to the end of the motor in the circumferential direction, the heat dissipation blades (18) are all arranged in a circular arc shape, and a gap is reserved between the heat dissipation blades (18) and the inner wall of the heat collection cover (3).
3. The high temperature early warning device of an electric power equipment according to claim 2, a refrigerating unit (30) is fixedly arranged at the bottom end in the electric cabinet body (1) below the L-shaped mounting plate (2), a plurality of air inlet holes (9) are arranged on the side wall of the electric cabinet body (1) corresponding to the air inlet of the refrigerating unit (30), an air outlet of the refrigerating unit (30) is communicated with a refrigerating pipe (29), the refrigerating pipe (29) is arranged in a gap between the L-shaped mounting plate (2) and the inner wall of the rear side of the electric cabinet body (1), and the air outlet of the refrigeration pipe (29) is communicated with an air collecting cover (23), the air collecting cover (23) is fixedly arranged at the bottom end of the L-shaped mounting plate (2), a plurality of vent holes (24) are arranged on the L-shaped mounting plate (2) at the corresponding position of the wind collecting cover (23), and a second fan (25) is fixedly arranged in each ventilation hole (24).
4. The high-temperature early warning device of the electric power equipment as claimed in claim 3, wherein the cooling pipe (29) is arranged in an S shape, a clamping groove (26) matched with the cooling pipe is formed in the rear side of the L-shaped mounting plate (2), the cooling pipe (29) is clamped in the clamping groove (26), a plurality of fixing frames (28) are horizontally arranged on the outer side of the cooling pipe (29), and the fixing frames (28) abut against the cooling pipe (29) and are connected with the L-shaped mounting plate (2) through a plurality of positioning pins (27).
5. The high-temperature early warning device of the power equipment as claimed in claim 3, wherein the top ends of the ventilation holes (24) are fixedly provided with protective covers (7), and the protective covers (7) are made of stainless steel materials.
6. The high-temperature early warning device of the power equipment as claimed in claim 3, wherein a baffle (15) is fixedly connected between one end of the L-shaped mounting plate (2) close to the cabinet door (8) and the bottom end of the interior of the power cabinet body (1), and the baffle (15) and the power cabinet body (1) are of an integrally formed structure.
7. The high-temperature early warning device of the power equipment according to claim 1, wherein the fixing mechanism comprises a plurality of U-shaped sliding plates (14) which are connected to the bottom end of the power cabinet body (1) at equal intervals, a base (10) is horizontally and slidably mounted on the outer sides of the plurality of U-shaped sliding plates (14), rubber springs (12) are sleeved on the outer sides of the U-shaped sliding plates (14) on the two sides of the base (10), a bottom plate (13) is fixedly connected to the bottom end of the base (10), and fastening bolts (11) are inserted in the four corners of the bottom plate (13) in a threaded manner.
8. The high-temperature early warning device of the power equipment as claimed in claim 3, wherein an early warning system is arranged inside the power cabinet body (1), the early warning system comprises a PLC (programmable logic controller) and a temperature sensor (21) which are respectively and fixedly mounted at the bottom ends of the two heat exhaust covers (19), the PLC (20), the motor (17), the temperature sensor (21), the first fan (22), the second fan (25) and the refrigerating unit (30) are connected through wires, the PLC (20) is connected with a warning lamp (4) through a wire, and the warning lamp (4) is fixedly mounted at the middle position of the top end of the sunshade ceiling (5).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201911205415.1A CN111029942A (en) | 2019-11-29 | 2019-11-29 | High-temperature early warning device of power equipment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911205415.1A CN111029942A (en) | 2019-11-29 | 2019-11-29 | High-temperature early warning device of power equipment |
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| CN111029942A true CN111029942A (en) | 2020-04-17 |
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| CN201911205415.1A Pending CN111029942A (en) | 2019-11-29 | 2019-11-29 | High-temperature early warning device of power equipment |
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| CN111683490A (en) * | 2020-06-05 | 2020-09-18 | 孙勉 | Railway traffic signal control box |
| CN112186516A (en) * | 2020-08-24 | 2021-01-05 | 国网山东省电力公司惠民县供电公司 | Power cabinet for power engineering |
| CN113629504A (en) * | 2021-08-25 | 2021-11-09 | 叶属文 | Power switch cabinet |
| CN113972580A (en) * | 2021-11-05 | 2022-01-25 | 国网山东省电力公司东阿县供电公司 | Intelligent cooling device and cooling method for power distribution room |
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Application publication date: 20200417 |