CN113097906A - Box-type substation internal environment adjusting and protecting device - Google Patents
Box-type substation internal environment adjusting and protecting device Download PDFInfo
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- CN113097906A CN113097906A CN202110489694.XA CN202110489694A CN113097906A CN 113097906 A CN113097906 A CN 113097906A CN 202110489694 A CN202110489694 A CN 202110489694A CN 113097906 A CN113097906 A CN 113097906A
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- box
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- box body
- magnet plate
- permanent magnet
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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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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The invention discloses an environment adjusting and protecting device in a box-type substation, and relates to the technical field of electrical equipment. The rain sheltering device comprises a box body, a rain sheltering top and a cooling liquid box, wherein the box body is communicated with the inside of the cooling liquid box, an electric containing cover is arranged on the inner surface of the box body, and a permanent magnet plate and a weak magnet plate are arranged inside the electric containing cover. The invention adopts the technical scheme that the permanent magnet plate and the electric containing cover are arranged, the permanent magnet plate and the electric containing cover slide to drive the liquid pumping rod to pump cooling liquid out of a cooling liquid tank by utilizing an air pressure pipe and a liquid pumping pipe, and the cooling liquid flows in the box body through the cooling pipe so as to cool and cool each electric element; because the air can produce power after being heated and expanded, the interior of the box body forms a micro-positive pressure environment, and the stability and the automatic adjustment of the environment in the box body are ensured.
Description
Technical Field
The invention belongs to the technical field of power equipment, and particularly relates to an environment adjusting and protecting device in a box-type substation.
Background
The box-type transformer substation is a high-voltage switch device, a distribution transformer and a low-voltage distribution device, can organically combine functions of transformer voltage reduction, low-voltage distribution and the like, and is a novel transformer substation; because various electrical equipment is installed in the box-type substation, a large amount of heat is easily generated during high-load work, and because the box-type substation is a closed environment, if the internal heat cannot be dissipated in time, the internal environment (such as temperature, pressure, humidity and the like) is easily changed, so that the normal operation of the internal equipment is influenced; therefore, in the existing box-type substation, related internal environment automatic regulation protective equipment is required to be arranged to ensure the normal operation of internal electrical elements; therefore, the environment regulation and protection device in the box-type substation is designed.
Disclosure of Invention
The invention aims to provide an internal environment adjusting and protecting device for a box-type substation, which solves the problem that the internal environment such as temperature, pressure intensity, humidity and the like cannot be automatically adjusted when the conventional box-type substation normally operates.
In order to solve the technical problems, the invention is realized by the following technical scheme:
the invention relates to an environment adjusting and protecting device in a box-type substation, which comprises a box body, a rain shielding top and a cooling liquid box, wherein the upper surface of the box body is welded with the rain shielding top; one side surface of the box body is bolted with the cooling liquid box, the two sides of the box body are mutually communicated, and square shed oil is filled in the cooling liquid box and used for cooling and radiating electronic elements in the box body;
the inner surface of the box body is bolted with an electric-capacitance cover, and a permanent magnet plate is arranged in the electric-capacitance cover; an annular baffle plate is adhered to one surface of the electricity-accommodating cover, wherein a through hole in the middle of the annular baffle plate is used for circulating air, so that the air subjected to thermal expansion in the box body passes through the permanent magnet plate and pushes the permanent magnet plate; a spring is adhered between the ring baffle and the permanent magnet plate to limit the sliding range of the permanent magnet plate; the peripheral side surface of the permanent magnet plate is attached to the inner side surface of the capacitor cover, and a closed cavity is formed in the capacitor cover;
an air pressure pipe is bolted to the inner surface of the box body, a liquid pumping rod is adhered to one surface of the permanent magnet plate, and one end of the liquid pumping rod extends into the air pressure pipe; one end face of the air pressure pipe is in bolted connection and communicated with a liquid pumping pipe, one side face of the air pressure pipe is in bolted connection and communicated with a cooling pipe, one-way valves are respectively arranged between the liquid pumping pipe and the cooling pipe and between the liquid pumping pipe and the air pressure pipe, the liquid pumping pipe and the cooling pipe extend and are communicated with a cooling liquid box, the cooling pipe is wound around electronic elements of the box-type substation in the box body, a piston structure is arranged between the liquid pumping rod and the air pressure pipe, square shed oil in the cooling liquid box is pumped out from the liquid pumping pipe through the piston structure and then is conveyed to the interior of the box body from the cooling pipe, and then flows back into the cooling liquid box through the cooling pipe, so;
an air outlet, a sliding window and a slideway port are formed in the top plate of the box body and are communicated in sequence and are communicated with the outside of the top plate of the box body; the sliding window is connected with a window plate in a clamping mode, and the window plate is in sliding fit with the sliding window; the lower surface of the window plate is welded with a blocking rod, the lower end face of the blocking rod extends to the outside of a top plate of the box body through a slideway port and is welded with the liquid pumping rod, and the sliding of the permanent magnet plate and the liquid pumping rod drives the bed plate to slide and opens the sliding window for ventilation.
Furthermore, a weak magnetic plate is adhered to the inner surface of the electricity accommodating cover, the shape and the size of the weak magnetic plate are the same as those of the permanent magnetic plate, and the weak magnetic plate and the permanent magnetic plate are magnetically repellent; the weak magnetic plate is of a ferrite magnetic plate structure.
Furthermore, a power storage source is bolted to the inner surface of the box body, a rheostat is bolted to one side face of the power storage source, and the rheostat are electrically connected with each other; a guide rod is welded on one surface of the permanent magnet plate, one end face of the guide rod extends and is bolted to a slide sheet of the rheostat, and the resistance value of the rheostat connected into a circuit can be changed while the permanent magnet plate slides.
Furthermore, the permanent magnet plate is electrically connected with the power storage source through a rheostat, the weak magnet plate is electrically connected with the power storage source, and a capacitor structure is formed among the permanent magnet plate, the weak magnet plate and the capacitor cover, namely after the power storage source discharges, positive ions and negative ions are respectively gathered on the permanent magnet plate and the weak magnet plate and discharged by the capacitor structure when the permanent magnet plate slides; during discharging, the weak magnetic plate is heated and demagnetized after being electrified, the permanent magnetic plate continuously slides towards the weak magnetic plate under the action of attraction force on the weak magnetic plate and elasticity of the spring, the ventilation area of the sliding window is opened, the resistance value of the rheostat is reduced, and ventilation is gradually enhanced.
Furthermore, a plurality of sliding grooves are formed in the inner side face of the capacitor cover, a plurality of sliding blocks are arranged on the peripheral side face of the permanent magnet plate, and the sliding blocks are in sliding fit with the sliding grooves.
Furthermore, a filter plate is clamped on the inner surface of the air outlet, and the filter holes are used for limiting the ventilation area, so that a micro-positive pressure environment is formed inside the box body, and fresh air replacement is ensured; the internal surface of air exit articulates there is the dust screen, and the dust screen is located the filter plate top, the dust in the separation air.
Furthermore, one end face of the liquid pumping rod is adhered with a liquid pumping plug, and a sealing structure is arranged between the liquid pumping plug and the air pressure pipe, so that a piston liquid pumping structure is formed, and circulating cooling of cooling liquid in the box body is realized.
Furthermore, the liquid pumping rod and the guide rod are in sliding fit with the capacitor cover and are insulated from each other, so that electric energy loss and electric leakage are avoided.
The invention has the following beneficial effects:
the invention adopts the technical scheme that the permanent magnet plate and the electric containing cover are arranged, the permanent magnet plate and the electric containing cover slide to drive the liquid pumping rod to pump cooling liquid out of a cooling liquid tank by utilizing an air pressure pipe and a liquid pumping pipe, and the cooling liquid flows in the box body through the cooling pipe so as to cool and cool each electric element; in addition, because the air can produce power after being heated and expanded, the interior of the box body forms a micro-positive pressure environment, and the stability and the automatic adjustment of the environment in the box body are ensured.
Of course, it is not necessary for any product in which the invention is practiced to achieve all of the above-described advantages at the same time.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic overall structure diagram of an environmental conditioning protection device in a box-type substation according to the present invention;
fig. 2 is a front view of an environmental conditioning protector in a box-type substation according to the present invention;
FIG. 3 is a schematic structural view of section A-A in FIG. 2;
FIG. 4 is a partial display view of portion B of FIG. 3;
FIG. 5 is a partial view of portion C of FIG. 3;
FIG. 6 is a partial display view of portion D of FIG. 3;
fig. 7 is a partial view of portion E of fig. 3.
In the drawings, the components represented by the respective reference numerals are listed below:
1. a box body; 2. a rain shielding top; 3. a coolant tank; 101. a capacitive cover; 102. a permanent magnet plate; 1011. a ring baffle; 1012. a spring; 103. an air compression pipe; 1021. a liquid pumping rod; 1031. a liquid pumping pipe; 1032. cooling pipe 1033, one-way valve; 104. an air outlet; 105. sliding the window; 106. a gate port; 1051. a window panel; 1052. a gear lever; 107. a weak magnetic plate; 108. a power storage source; 1081. a varistor; 1022. a guide bar; 1013. a chute; 1023. a slider; 1041. filtering the plate; 1042. a dust screen; 1024. and (5) pumping the liquid plug.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "upper", "middle", "outer", "inner", and the like, indicate orientations or positional relationships, are used for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the referenced components or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Referring to fig. 1-7, the invention relates to an environmental conditioning and protection device in a box-type substation, which comprises a box body 1, a rain shade 2 and a cooling liquid box 3, wherein the upper surface of the box body 1 is welded with the rain shade 2; one side surface of the box body 1 is bolted with the cooling liquid box 3, the two sides are mutually communicated, and square shed oil is filled in the cooling liquid box 3 and is used for cooling and radiating electronic elements in the box body 1;
the inner surface of the box body 1 is bolted with an electric-capacitance cover 101, and a permanent magnet plate 102 is arranged in the electric-capacitance cover 101; an annular baffle plate 1011 is adhered to one surface of the capacitor case 101, wherein a through hole in the middle of the annular baffle plate 1011 is used for circulating air, so that the air expanded by heating in the case 1 passes through and pushes the permanent magnet plate 102; a spring 1012 is adhered between the ring baffle 1011 and the permanent magnet plate 102 to limit the sliding range of the permanent magnet plate 102; the peripheral side surface of the permanent magnet plate 102 is attached to the inner side surface of the capacitor cover 101, and a closed cavity is formed in the capacitor cover 101;
an air pressure pipe 103 is bolted to the inner surface of the box body 1, a liquid pumping rod 1021 is adhered to one surface of the permanent magnet plate 102, and one end of the liquid pumping rod 1021 extends into the air pressure pipe 103; a liquid extracting pipe 1031 is connected and communicated with one end face of the air pressure pipe 103 in a bolted mode, a cooling pipe 1032 is connected and communicated with one side face of the air pressure pipe 103 in a bolted mode, one-way valves 1033 are mounted between the liquid extracting pipe 1031 and the cooling pipe 1032 and between the air pressure pipe 103 and the cooling pipe 1032, the liquid extracting pipe 1031 and the cooling pipe 1032 extend and are communicated to the cooling liquid tank 3, the cooling pipe 1032 is wound around electronic elements of the box-type substation in the box body 1, a piston structure is arranged between the liquid extracting rod 1021 and the air pressure pipe 103, square shed oil in the cooling liquid tank 3 is extracted from the liquid extracting pipe 1031 through the piston structure, then is conveyed to the interior of the box body 1 through the cooling pipe 1032, and then flows back to the cooling liquid tank 3 through the cooling pipe 1032;
an air outlet 104, a sliding window 105 and a slideway port 106 are arranged in the top plate of the box body 1, and are communicated in sequence and are communicated with the outside of the top plate of the box body 1; the sliding window 105 is clamped with a window plate 1051, and the window plate 1051 is in sliding fit with the sliding window 105; the lower surface of the window plate 1051 is welded with a baffle rod 1052, the lower end surface of the baffle rod 1052 extends to the outside of the top plate of the box body 1 through a sliding channel opening 106 and is welded with a liquid pumping rod 1021, and the sliding of the permanent magnet plate 102 and the liquid pumping rod 1021 drives the bed plate 1051 to slide and open the sliding window 105 for ventilation.
Preferably, the inner surface of the capacitor cover 101 is adhered with a weak magnetic plate 107, the shape and size of the weak magnetic plate 107 are the same as those of the permanent magnetic plate 102, and the two are magnetically repulsive; the weak magnetic plate 107 has a ferrite magnetic plate structure.
Preferably, the inner surface of the box body 1 is bolted with the storage power supply 108, one side of the storage power supply 108 is bolted with the rheostat 1081, and the two are electrically connected with each other; a guide rod 1022 is welded on one surface of the permanent magnet plate 102, one end surface of the guide rod 1022 extends and is bolted to the slide sheet of the rheostat 1081, and the resistance value of the rheostat 1081 connected into a circuit can be changed while the permanent magnet plate 102 slides.
Preferably, the permanent magnet plate 102 is electrically connected with the power storage source 108 through the rheostat 1081, the weak magnet plate 107 is electrically connected with the power storage source 108, and a capacitor structure is formed among the permanent magnet plate 102, the weak magnet plate 107 and the capacitor cover 101, that is, after the power storage source 108 discharges, positive and negative ions are respectively collected on the permanent magnet plate 102 and the weak magnet plate 107, and are discharged by the capacitor structure when the permanent magnet plate 102 slides; during discharging, the weak magnetic plate 107 is heated and demagnetized after being electrified, the permanent magnetic plate 102 continues to slide towards the weak magnetic plate 107 under the action of attraction force on the weak magnetic plate 107 and elastic force of the spring 1012, the ventilation area of the sliding window 105 is opened, the resistance value of the rheostat 108 is reduced, and ventilation is gradually enhanced.
Preferably, the inner side surface of the capacitor cover 101 is provided with a plurality of sliding grooves 1013, the circumferential side surface of the permanent magnet plate 102 is provided with a plurality of sliding blocks 1023, and the sliding blocks 1023 are in sliding fit with the sliding grooves 1013.
Preferably, the inner surface of the air outlet 104 is clamped with a filter plate 1041, and the ventilation area is limited by using the filter holes, so that a micro-positive pressure environment is formed inside the box body 1, and fresh air replacement is ensured; the inner surface of the exhaust outlet 104 is hinged with a dust screen 1042, and the dust screen 1042 is positioned above the filter plate 1041 to block dust in the air.
Preferably, an end face of the liquid pumping rod 1021 is bonded with a liquid pumping plug 1024, and a sealing structure is arranged between the liquid pumping plug 1024 and the air pressure pipe 103, so that a piston liquid pumping structure is formed, and circulating cooling of cooling liquid in the box body 1 is realized.
Preferably, the liquid pumping rod 1021 and the guide rod 1022 are in sliding fit with the capacitor cover 101, and are insulated from each other, so that the electric energy loss and the electric leakage phenomenon are avoided.
Example 1:
the embodiment is a working principle of an environment regulation and protection device in a box-type substation: when the box-type substation works, each internal electrical element generates heat to enable air to be heated and expanded, the hot air pushes the permanent magnet plate 102 to slide through the ring baffle 1011, and at the moment, the permanent magnet plate 102 drives the liquid pumping rod 1021 to pump out cooling liquid from the cooling liquid box 3 through the air pressure pipe 103; meanwhile, a capacitor structure formed by the permanent magnet plate 102, the weak magnet plate 107 and the capacitor cover 101 increases discharge current when the permanent magnet plate 102 slides, so that the weak magnet plate 107 is heated and demagnetized; meanwhile, the permanent magnet plate 102 drives the window plate 1051 to slide to open the sliding window 105, so that hot air is discharged; after the discharging of the capacitor structure is finished and the interior of the box body 1 is cooled, the weak magnetic plate 107 is cooled to restore magnetism, the permanent magnetic plate 102 is ejected to reset, the cooling liquid is pushed to the cooling pipe 1032 to cool the internal electrical elements, and the processes are circulated; meanwhile, the cooling liquid in the cooling pipe 1032 is discharged into the cooling liquid tank 3, so that a circulating cooling process is formed;
the resistance range of the varistor 108 in the invention is 10-1000 omega.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.
Claims (8)
1. The utility model provides an environmental conditioning protector in box-type substation, includes box (1), hides rain top (2) and coolant liquid case (3), its characterized in that: the upper surface of the box body (1) is welded with the rain shelter roof (2); one side surface of the box body (1) is bolted with the cooling liquid box (3), and the two are communicated with each other;
an electric-capacitance cover (101) is bolted to the inner surface of the box body (1), and a permanent magnet plate (102) is installed inside the electric-capacitance cover (101); a ring baffle (1011) is adhered to one surface of the capacitor cover (101), and a spring (1012) is adhered between the ring baffle (1011) and the permanent magnet plate (102); the peripheral side surface of the permanent magnet plate (102) is attached to the inner side surface of the capacitor cover (101);
an air pressure pipe (103) is bolted to the inner surface of the box body (1), a liquid pumping rod (1021) is adhered to one surface of the permanent magnet plate (102), and one end of the liquid pumping rod (1021) extends into the air pressure pipe (103); a liquid extracting pipe (1031) is connected and communicated with one end face of the air compression pipe (103) in a bolted mode, a cooling pipe (1032) is connected and communicated with one side face of the air compression pipe (103) in a bolted mode, check valves (1033) are installed between the liquid extracting pipe (1031) and the cooling pipe (1032) and between the air compression pipe (103), and the liquid extracting pipe (1031) and the cooling pipe (1032) extend and are communicated to the cooling liquid tank (3);
an air outlet (104), a sliding window (105) and a sliding way port (106) are formed in the top plate of the box body (1), and are communicated in sequence and are communicated with the outside of the top plate of the box body (1); the window plate (1051) is clamped on the sliding window (105), and the window plate (1051) is in sliding fit with the sliding window (105); a blocking rod (1052) is welded to the lower surface of the window board (1051), and the lower end face of the blocking rod (1052) extends to the outside of a top plate of the box body (1) through a sliding channel opening (106) and is welded with the liquid pumping rod (1021).
2. The environmental conditioning protector in a box-type substation according to claim 1, characterized in that a weak magnetic plate (107) is adhered to the inner surface of the electricity-accommodating cover (101), the shape and size of the weak magnetic plate (107) and the permanent magnetic plate (102) are the same, and the two are magnetically repulsive; the weak magnetic plate (107) is of a ferrite magnetic plate structure.
3. The environmental conditioning protector in a box-type substation according to claim 1, characterized in that, the inner surface of the box body (1) is bolted with a storage power source (108), a rheostat (1081) is bolted on one side of the storage power source (108), and the storage power source and the rheostat are electrically connected with each other; a guide rod (1022) is welded on one surface of the permanent magnet plate (102), and one end face of the guide rod (1022) extends and is bolted to the scribing sheet of the rheostat (1081).
4. The environmental conditioning protection device in a box-type substation according to claim 3, characterized in that the permanent magnet plate (102) is electrically connected with the power storage source (108) through a rheostat (1081), the weak magnet plate (107) is electrically connected with the power storage source (108), and a capacitor structure is formed among the permanent magnet plate (102), the weak magnet plate (107) and the capacitor cover (101).
5. The environmental regulation protector in box-type substation of claim 1, characterized in that, hold electric cover (101) medial surface and seted up a plurality of spout (1013), permanent-magnet plate (102) week side is provided with a plurality of sliders (1023), and slider (1023) and spout (1013) sliding fit.
6. The environmental conditioning protection device in a box-type substation of claim 1, characterized in that a filter plate (1041) is connected to the inner surface of the air outlet (104), a dust screen (1042) is hinged to the inner surface of the air outlet (104), and the dust screen (1042) is located above the filter plate (1041).
7. The environmental conditioning protection device in a box-type substation according to claim 1, characterized in that a liquid extraction plug (1024) is bonded to one end face of the liquid extraction rod (1021), and a sealing structure is arranged between the liquid extraction plug (1024) and the air pressure pipe (103).
8. The environmental conditioning protector in box-type substation according to claim 1, characterized in that, the liquid pumping rod (1021) and the guide rod (1022) are both in sliding fit with the capacitor cover (101) and are insulated from each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110489694.XA CN113097906B (en) | 2021-04-30 | 2021-04-30 | Box-type substation internal environment adjusting and protecting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110489694.XA CN113097906B (en) | 2021-04-30 | 2021-04-30 | Box-type substation internal environment adjusting and protecting device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113097906A true CN113097906A (en) | 2021-07-09 |
| CN113097906B CN113097906B (en) | 2022-06-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110489694.XA Active CN113097906B (en) | 2021-04-30 | 2021-04-30 | Box-type substation internal environment adjusting and protecting device |
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| CN (1) | CN113097906B (en) |
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| CN210297037U (en) * | 2019-07-28 | 2020-04-10 | 安徽祥能电力科技有限公司 | Energy-saving heat-dissipation cooling system of box-type substation |
| CN210926807U (en) * | 2019-11-29 | 2020-07-03 | 河南省恒华电力设备有限公司 | Box-type substation convenient to heat dissipation |
| CN112054401A (en) * | 2020-09-23 | 2020-12-08 | 深圳市蓉电实业有限公司 | Novel intelligence low-voltage cabinet |
| CN112186593A (en) * | 2020-10-10 | 2021-01-05 | 王步军 | Intelligent self-cooling system of power cabinet for electrical fire hazard prevention |
| CN112467573A (en) * | 2020-10-26 | 2021-03-09 | 滁州市朝友精密制造有限公司 | Monitoring type is from heat-radiating switch board box |
| CN112467538A (en) * | 2020-11-25 | 2021-03-09 | 德清县高桥绢纺厂 | High-adaptability power distribution cabinet for roads |
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- 2021-04-30 CN CN202110489694.XA patent/CN113097906B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106505437A (en) * | 2016-10-28 | 2017-03-15 | 合肥华义电气科技有限公司 | Energy-conservation cools down box-type substation |
| CN106684723A (en) * | 2016-10-28 | 2017-05-17 | 合肥华义电气科技有限公司 | Automatic control cooling energy-saving transformer substation |
| CN207303777U (en) * | 2017-10-12 | 2018-05-01 | 山东泰莱电气股份有限公司 | A kind of box-type substation automatic temperature reducing device |
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| CN210297037U (en) * | 2019-07-28 | 2020-04-10 | 安徽祥能电力科技有限公司 | Energy-saving heat-dissipation cooling system of box-type substation |
| CN210926807U (en) * | 2019-11-29 | 2020-07-03 | 河南省恒华电力设备有限公司 | Box-type substation convenient to heat dissipation |
| CN112054401A (en) * | 2020-09-23 | 2020-12-08 | 深圳市蓉电实业有限公司 | Novel intelligence low-voltage cabinet |
| CN112186593A (en) * | 2020-10-10 | 2021-01-05 | 王步军 | Intelligent self-cooling system of power cabinet for electrical fire hazard prevention |
| CN112467573A (en) * | 2020-10-26 | 2021-03-09 | 滁州市朝友精密制造有限公司 | Monitoring type is from heat-radiating switch board box |
| CN112467538A (en) * | 2020-11-25 | 2021-03-09 | 德清县高桥绢纺厂 | High-adaptability power distribution cabinet for roads |
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| Publication number | Publication date |
|---|---|
| CN113097906B (en) | 2022-06-24 |
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