CN112542776A - Novel high tension switchgear heat dissipation auxiliary assembly - Google Patents
Novel high tension switchgear heat dissipation auxiliary assembly Download PDFInfo
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- CN112542776A CN112542776A CN202011217149.7A CN202011217149A CN112542776A CN 112542776 A CN112542776 A CN 112542776A CN 202011217149 A CN202011217149 A CN 202011217149A CN 112542776 A CN112542776 A CN 112542776A
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- heat dissipation
- wall
- cabinet
- cabinet body
- fixed
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Classifications
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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
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/30—Cabinet-type casings; Parts thereof or accessories therefor
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V33/00—Structural combinations of lighting devices with other articles, not otherwise provided for
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/06—Mounting, supporting or suspending transformers, reactors or choke coils not being of the signal type
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/08—Cooling; Ventilating
- H01F27/085—Cooling by ambient air
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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
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/30—Cabinet-type casings; Parts thereof or accessories therefor
- H02B1/32—Mounting of devices therein
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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
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/30—Cabinet-type casings; Parts thereof or accessories therefor
- H02B1/38—Hinged covers or doors
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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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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B7/00—Enclosed substations, e.g. compact substations
- H02B7/06—Distribution substations, e.g. for urban network
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Patch Boards (AREA)
Abstract
本发明属于散热辅助技术领域，尤其是一种新型高压开关柜散热辅助设备，针对现有的开关柜散热辅助装置不能充分的对变压器进行散热，并且不便于对变压器进行安装的问题，现提出以下方案，包括柜体，所述柜体的两侧内壁均通过轴承连接等距离分布的输送辊，所述柜体底部内壁的四角处均通过螺栓固定有第二电动伸缩杆，所述第二电动伸缩杆活塞杆的一端通过螺栓固定有升降板。本发明储气箱将空气向上喷出，喷出后的冷空气对变压器本体进行散热，散热后的空气通过导板进入到柜体的两侧，当柜体两侧的气体开始流动时，柜体两侧的气压升高，空气流速增强，此时柜体内部的热空气就会被吸出柜体，增强了装置的散热效果。
The present invention belongs to the technical field of auxiliary heat dissipation, in particular to a new type of auxiliary heat dissipation equipment for high-voltage switch cabinets. In view of the problems that the existing auxiliary heat dissipation devices for switch cabinets cannot adequately dissipate heat from the transformer and are inconvenient to install the transformer, the following are now proposed. The solution includes a cabinet, the inner walls on both sides of the cabinet are connected to conveying rollers distributed at equal distances through bearings, and the four corners of the inner wall of the bottom of the cabinet are fixed with second electric telescopic rods by bolts. One end of the telescopic rod piston rod is fixed with a lifting plate by bolts. The air storage box of the invention sprays the air upward, and the sprayed cold air dissipates heat to the transformer body, and the heat-dissipated air enters both sides of the cabinet body through the guide plates. When the gas on both sides of the cabinet body begins to flow, the cabinet body The air pressure on both sides increases, and the air flow rate increases. At this time, the hot air inside the cabinet will be sucked out of the cabinet, which enhances the heat dissipation effect of the device.
Description
Technical Field
The invention relates to the technical field of heat dissipation assistance, in particular to novel high-voltage switch cabinet heat dissipation auxiliary equipment.
Background
The switch cabinet is an electrical device, the external line of the switch cabinet firstly enters a main control switch in the cabinet and then enters a branch control switch, and each branch is arranged according to the requirement. Such as meters, automatic controls, magnetic switches of motors, various alternating current contactors, and the like, some of which are also provided with high-voltage chambers and low-voltage chamber switch cabinets, and high-voltage buses, such as power plants, and some of which are also provided with low-frequency load shedding for keeping main equipment.
The main function of the switch cabinet is to open and close, control and protect electric equipment in the process of power generation, power transmission, power distribution and electric energy conversion of an electric power system. The components in the switch cabinet mainly comprise a circuit breaker, an isolating switch, a load switch, an operating mechanism, a mutual inductor, various protection devices and the like.
The classification methods of the switch cabinets are various, for example, the switch cabinets can be divided into movable switch cabinets and fixed switch cabinets by the installation mode of the circuit breaker;
or according to different cabinet body structures, the cabinet body can be divided into an open type switch cabinet, a metal closed switch cabinet and a metal closed armored switch cabinet;
the high-voltage switch cabinet, the medium-voltage switch cabinet, the low-voltage switch cabinet and the like can be divided according to different voltage grades, and the high-voltage switch cabinet, the medium-voltage switch cabinet, the low-voltage switch cabinet and the like are mainly suitable for various occasions such as power plants, transformer substations, petrochemical industry, metallurgical steel rolling, light industrial textile, factories and mining enterprises, residential districts, high-rise buildings and the like.
In the use of high tension switchgear, because the long-time operation of transformer, the inside a large amount of heats that can give off of transformer if not eliminate these heats, not only can influence the use of cubical switchboard, but also can reduce the life of cubical switchboard, therefore we need a cubical switchboard heat abstractor urgently.
However, in the actual use process, the existing heat dissipation auxiliary device for the switch cabinet cannot sufficiently dissipate heat of the transformer, is inconvenient to install the transformer, and is poor in practicability.
Disclosure of Invention
The invention provides novel high-voltage switch cabinet heat dissipation auxiliary equipment based on the technical problems that an existing switch cabinet heat dissipation auxiliary device cannot sufficiently dissipate heat of a transformer and the transformer is inconvenient to install.
The invention provides novel high-voltage switch cabinet heat dissipation auxiliary equipment which comprises a cabinet body, wherein the inner walls of two sides of the cabinet body are connected with conveying rollers which are distributed equidistantly through bearings, second electric telescopic rods are fixed at the four corners of the inner wall of the bottom of the cabinet body through bolts, a lifting plate is fixed at one end of a piston rod of each second electric telescopic rod through bolts, an air storage box is fixed on the outer wall of the bottom of the cabinet body through bolts, air suction pumps are fixed on the outer walls of two sides of the air storage box through bolts, an air suction hopper is sleeved at the input end of each air suction pump, a guide plate is fixed on the inner wall of the top of the cabinet body through bolts, a filter box is fixed on the outer walls of two sides of the cabinet body through bolts, one end of the guide plate is communicated with the interior of the filter.
Preferably, the outer walls of the two sides of the cabinet body are both provided with mounting holes, the inner walls of the two sides of each mounting hole are both provided with sliding grooves, and the inner walls of the sliding grooves are fixed with sliding rails through bolts.
Preferably, the inner wall of the slide rail is slidably connected with folding plates distributed equidistantly, one end of each folding plate is connected with a heat dissipation plate through a hinge, and the outer wall of each heat dissipation plate is provided with heat dissipation holes distributed equidistantly.
Preferably, the top inner wall of the mounting hole is fixed with a first electric telescopic rod through a bolt, and one end of a piston rod of the first electric telescopic rod is fixed on the top outer wall of the folding plate through a bolt.
Preferably, a supporting plate is fixed on the outer wall of one side of the folding plate through a bolt, and a heat dissipation groove is formed in the outer wall of one side of the supporting plate.
Preferably, the four corners department of cabinet body bottom outer wall all has the supporting leg through the bolt fastening, and there is the cabinet door in the edge of cabinet body one side outer wall through hinged joint.
Preferably, the outer wall of one side of the cabinet door is provided with an embedding groove, and the inner wall of the embedding groove is embedded with a glass observation window.
Preferably, the top inner wall of the cabinet body is fixed with a lighting lamp through a bolt.
The beneficial effects of the invention are as follows:
1. the invention is provided with a conveying roller, a second electric telescopic rod, a lifting plate, an air storage box, an air suction pump and a guide plate, when the transformer body is installed, the second electric telescopic rod is controlled to lower the lifting plate to the lowest position, then the transformer body is conveyed to the inside of the cabinet body through the conveying roller, then the second electric telescopic rod is started to drive the lifting plate to rise, thereby facilitating the installation of the transformer body, when the transformer body works, the air suction pump is started to suck air into the air storage box, the air storage box sprays the air upwards, the sprayed cold air dissipates heat of the transformer body, the dissipated air enters the two sides of the cabinet body through the guide plates, when the gas of the cabinet body both sides began to flow, the atmospheric pressure of the cabinet body both sides risees, and air velocity of flow reinforcing, the hot-air of the internal portion of cabinet at this moment will be by the suction cabinet body, has strengthened the radiating effect of device, and the practicality is stronger.
2. According to the invention, the first electric telescopic rod is started to drive the folding plate and the heat dissipation plate to stretch, the folding plate drives the support plate to fix and support the transformer body, the heat dissipation groove between the support plate and the transformer body can dissipate heat of the transformer body at the moment, and the heat dissipation holes distributed at equal intervals are arranged on the heat dissipation plate, so that when hot air in the cabinet body rises, the hot air can be discharged out of the cabinet body through the heat dissipation plate inclined upwards, and the heat dissipation efficiency of the device is enhanced.
3. According to the transformer cabinet, the illuminating lamp is arranged, when the brightness of the surrounding environment is low, the illuminating lamp can be turned on to illuminate the interior of the cabinet body, people can conveniently overhaul and maintain the transformer body, and the structure is reasonable.
Drawings
Fig. 1 is a schematic overall structural diagram of a novel high-voltage switch cabinet heat dissipation auxiliary device provided in embodiment 1 of the present invention;
fig. 2 is a perspective structural view of a heat dissipation plate of the novel heat dissipation auxiliary device of the high-voltage switch cabinet, which is provided by the invention;
FIG. 3 is a three-dimensional structure diagram of a lifting plate of the novel heat dissipation auxiliary device of the high-voltage switch cabinet according to the present invention;
fig. 4 is a perspective structural view of a novel high-voltage switch cabinet heat dissipation auxiliary device provided in embodiment 2 of the present invention.
In the figure: 1 cabinet door, 2 glass observation windows, 3 lifter plates, 4 conveying rollers, 5 cabinets, 6 first electric telescopic handle, 7 baffle, 8 rose boxes, 9 heating panels, 10 louvres, 11 backup pads, 12 radiating grooves, 13 second electric telescopic handle, 14 gas storage tanks, 15 aspirator pumps, 16 transformer bodies, 17 supporting legs, 18 slide rails, 19 light.
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.
Example 1:
referring to fig. 1-3, a novel high tension switchgear heat dissipation auxiliary assembly, the intelligent cabinet temperature adjusting device comprises a cabinet body 5, conveying roller 4 that the equidistance distributes is all connected through the bearing to the both sides inner wall of the cabinet body 5, the four corners department of the inner wall of the bottom of the cabinet body 5 all has second electric telescopic handle 13 through the bolt fastening, the one end of second electric telescopic handle 13 piston rod has lifter plate 3 through the bolt fastening, the bottom outer wall of the cabinet body 5 has gas storage tank 14 through the bolt fastening, the both sides outer wall of gas storage tank 14 all has aspirator pump 15 through the bolt fastening, the input of aspirator pump 15 has cup jointed the air suction fill, the top inner wall of the cabinet body 5 has baffle 7 through the bolt fastening, and the both sides outer wall of the cabinet body 5 all has rose box 8 through the bolt fastening, the one end of baffle 7 communicates with each other with.
In the invention, mounting holes are formed in the outer walls of two sides of the cabinet body 5, sliding grooves are formed in the inner walls of two sides of each mounting hole, and sliding rails 18 are fixed on the inner walls of the sliding grooves through bolts.
The inner wall of the sliding rail 18 is connected with folding plates which are distributed equidistantly in a sliding mode, one end of each folding plate is connected with a heat dissipation plate 9 through a hinge, and heat dissipation holes 10 which are distributed equidistantly are formed in the outer wall of each heat dissipation plate 9.
According to the invention, the first electric telescopic rod 6 is fixed on the inner wall of the top of the mounting hole through a bolt, and one end of a piston rod of the first electric telescopic rod 6 is fixed on the outer wall of the top of the folding plate through a bolt.
In the invention, a supporting plate 11 is fixed on the outer wall of one side of the folding plate through a bolt, and a heat dissipation groove 12 is formed on the outer wall of one side of the supporting plate 11.
In the invention, supporting legs 17 are fixed at four corners of the outer wall at the bottom of the cabinet body 5 through bolts, and the edge of the outer wall at one side of the cabinet body 5 is connected with a cabinet door 1 through a hinge.
The outer wall of one side of the cabinet door 1 is provided with an embedding groove, and the inner wall of the embedding groove is embedded with a glass observation window 2.
When the air-cooling type transformer is used, the second electric telescopic rod 13 is controlled to lower the lifting plate 3 to the minimum when the transformer body 16 is installed, then the transformer body 16 is conveyed to the inside of the cabinet body 5 through the conveying roller 4, then the second electric telescopic rod 13 is started to drive the lifting plate 3 to rise, so that the transformer body 16 is convenient to install, when the transformer body 16 works, the air suction pump 15 is started to suck air into the air storage box 14, the air storage box 14 sprays the air upwards, the sprayed cold air dissipates the heat of the transformer body 16, the dissipated air enters the two sides of the cabinet body 5 through the guide plate 7, when the air on the two sides of the cabinet body 5 starts to flow, the air pressure on the two sides of the cabinet body 5 rises, the air flow rate is increased, at the moment, the hot air inside the cabinet body 5 can be sucked out of the cabinet body 5, the heat dissipation effect of the device is enhanced, the folded sheet drives the backup pad 11 and fixes and support transformer body 16, and the radiating groove 12 between backup pad 11 and the transformer body 16 can dispel the heat to transformer body 16 this moment, through be provided with the louvre 10 that the equidistance distributes on heating panel 9, when the inside hot-air of the cabinet body 5 rose, outside can arranging cabinet body 5 through tilt up's heating panel 9, had strengthened the radiating efficiency of device.
Example 2:
referring to fig. 4, a novel high tension switchgear heat dissipation auxiliary assembly, the intelligent cabinet temperature adjusting device comprises a cabinet body 5, the both sides inner wall of the cabinet body 5 all passes through bearing connection equidistance distribution's conveying roller 4, the four corners department of the internal wall of cabinet 5 bottom all has second electric telescopic handle 13 through the bolt fastening, the one end of the 13 piston rod of second electric telescopic handle has lifter plate 3 through the bolt fastening, the bottom outer wall of the cabinet body 5 has gas storage tank 14 through the bolt fastening, the both sides outer wall of gas storage tank 14 all has aspirator pump 15 through the bolt fastening, the input of aspirator pump 15 has cup jointed the air suction fill, the top inner wall of the cabinet body 5 has baffle 7 through the bolt fastening, and the both sides outer wall of the cabinet body 5 all has rose box 8 through the bolt fastening, the one end of baffle 7 communicates with each other with rose box 8 is.
In the invention, mounting holes are formed in the outer walls of two sides of the cabinet body 5, sliding grooves are formed in the inner walls of two sides of each mounting hole, and sliding rails 18 are fixed on the inner walls of the sliding grooves through bolts.
The inner wall of the sliding rail 18 is connected with folding plates which are distributed equidistantly in a sliding mode, one end of each folding plate is connected with a heat dissipation plate 9 through a hinge, and heat dissipation holes 10 which are distributed equidistantly are formed in the outer wall of each heat dissipation plate 9.
According to the invention, the first electric telescopic rod 6 is fixed on the inner wall of the top of the mounting hole through a bolt, and one end of a piston rod of the first electric telescopic rod 6 is fixed on the outer wall of the top of the folding plate through a bolt.
In the invention, a supporting plate 11 is fixed on the outer wall of one side of the folding plate through a bolt, and a heat dissipation groove 12 is formed on the outer wall of one side of the supporting plate 11.
In the invention, supporting legs 17 are fixed at four corners of the outer wall at the bottom of the cabinet body 5 through bolts, and the edge of the outer wall at one side of the cabinet body 5 is connected with a cabinet door 1 through a hinge.
The outer wall of one side of the cabinet door 1 is provided with an embedding groove, and the inner wall of the embedding groove is embedded with a glass observation window 2.
Compared with embodiment 1, the present embodiment further includes a lighting lamp 19 fixed on the inner wall of the top of the cabinet 5 through a bolt.
During the use, when surrounding environment luminance is lower, can open light 19 and throw light on to cabinet body 5 inside, make things convenient for people to overhaul and maintain transformer body 16, rational in infrastructure.
The beneficial effects of the invention are as follows:
1. the invention is provided with a conveying roller, a second electric telescopic rod, a lifting plate, an air storage box, an air suction pump and a guide plate, when the transformer body is installed, the second electric telescopic rod is controlled to lower the lifting plate to the lowest position, then the transformer body is conveyed to the inside of the cabinet body through the conveying roller, then the second electric telescopic rod is started to drive the lifting plate to rise, thereby facilitating the installation of the transformer body, when the transformer body works, the air suction pump is started to suck air into the air storage box, the air storage box sprays the air upwards, the sprayed cold air dissipates heat of the transformer body, the dissipated air enters the two sides of the cabinet body through the guide plates, when the gas of the cabinet body both sides began to flow, the atmospheric pressure of the cabinet body both sides risees, and air velocity of flow reinforcing, the hot-air of the internal portion of cabinet at this moment will be by the suction cabinet body, has strengthened the radiating effect of device, and the practicality is stronger.
2. According to the invention, the first electric telescopic rod is started to drive the folding plate and the heat dissipation plate to stretch, the folding plate drives the support plate to fix and support the transformer body, the heat dissipation groove between the support plate and the transformer body can dissipate heat of the transformer body at the moment, and the heat dissipation holes distributed at equal intervals are arranged on the heat dissipation plate, so that when hot air in the cabinet body rises, the hot air can be discharged out of the cabinet body through the heat dissipation plate inclined upwards, and the heat dissipation efficiency of the device is enhanced.
3. According to the transformer cabinet, the illuminating lamp is arranged, when the brightness of the surrounding environment is low, the illuminating lamp can be turned on to illuminate the interior of the cabinet body, people can conveniently overhaul and maintain the transformer body, and the structure is reasonable.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (10)
1. The novel high-voltage switch cabinet heat dissipation auxiliary equipment comprises a cabinet body (5) and is characterized in that conveying rollers (4) which are equidistantly distributed are connected to the inner walls of the two sides of the cabinet body (5) through bearings, second electric telescopic rods (13) are fixed to the four corners of the inner wall of the bottom of the cabinet body (5) through bolts, lifting plates (3) are fixed to one ends of piston rods of the second electric telescopic rods (13) through bolts, air storage boxes (14) are fixed to the outer wall of the bottom of the cabinet body (5) through bolts, air suction pumps (15) are fixed to the outer walls of the two sides of the air storage boxes (14) through bolts, air suction hoppers are connected to the input ends of the air suction pumps (15) in a sleeved mode, guide plates (7) are fixed to the inner wall of the top of the cabinet body (5) through bolts, filter boxes (8) are fixed to the outer walls of the two sides of the cabinet body (5) through bolts, one, and a transformer body (16) is arranged on the outer wall of the top of the lifting plate (3).
2. The novel high-voltage switch cabinet heat dissipation auxiliary equipment as claimed in claim 1, wherein mounting holes are formed in outer walls of two sides of the cabinet body (5), sliding grooves are formed in inner walls of two sides of each mounting hole, and sliding rails (18) are fixed to inner walls of the sliding grooves through bolts.
3. The novel auxiliary heat dissipation device for the high-voltage switch cabinet is characterized in that folding plates distributed at equal intervals are connected to the inner wall of the sliding rail (18) in a sliding mode.
4. The novel auxiliary heat dissipation device for the high-voltage switch cabinet as claimed in claim 3, wherein one end of the folding plate is connected with a heat dissipation plate (9) through a hinge, and the outer wall of the heat dissipation plate (9) is provided with heat dissipation holes (10) distributed at equal intervals.
5. The novel heat dissipation auxiliary device for the high-voltage switch cabinet is characterized in that the first electric telescopic rod (6) is fixed to the inner top wall of the mounting hole through a bolt, and one end of a piston rod of the first electric telescopic rod (6) is fixed to the outer top wall of the folding plate through a bolt.
6. The novel auxiliary heat dissipation device for the high-voltage switch cabinet is characterized in that a support plate (11) is fixed on the outer wall of one side of the folding plate through a bolt.
7. The novel auxiliary heat dissipation device for the high-voltage switch cabinet is characterized in that a heat dissipation groove (12) is formed in the outer wall of one side of the support plate (11).
8. The novel high-voltage switch cabinet heat dissipation auxiliary equipment as claimed in claim 1, wherein supporting legs (17) are fixed at four corners of the outer wall of the bottom of the cabinet body (5) through bolts, and a cabinet door (1) is connected to the edge of one outer wall of the cabinet body (5) through a hinge.
9. The novel heat dissipation auxiliary equipment for the high-voltage switch cabinet is characterized in that an embedding groove is formed in the outer wall of one side of the cabinet door (1), and a glass observation window (2) is embedded in the inner wall of the embedding groove.
10. The novel high-voltage switch cabinet heat dissipation auxiliary equipment as claimed in claim 1, wherein a lighting lamp (19) is fixed on the inner wall of the top of the cabinet body (5) through a bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011217149.7A CN112542776B (en) | 2020-11-04 | 2020-11-04 | A high-voltage switchgear cooling auxiliary equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011217149.7A CN112542776B (en) | 2020-11-04 | 2020-11-04 | A high-voltage switchgear cooling auxiliary equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112542776A true CN112542776A (en) | 2021-03-23 |
| CN112542776B CN112542776B (en) | 2022-12-06 |
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| CN202011217149.7A Active CN112542776B (en) | 2020-11-04 | 2020-11-04 | A high-voltage switchgear cooling auxiliary equipment |
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| CN113258475A (en) * | 2021-06-25 | 2021-08-13 | 山东万海电气科技有限公司 | Novel power cabinet with impact resisting system |
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| CN208142646U (en) * | 2018-05-04 | 2018-11-23 | 广东电网有限责任公司 | American case becomes convenient to installation |
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| CN211670464U (en) * | 2020-04-15 | 2020-10-13 | 合肥科菲电气技术有限公司 | Removable switch cabinet equipment |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113593824A (en) * | 2021-05-19 | 2021-11-02 | 国网河北省电力有限公司石家庄市藁城区供电分公司 | Insulation protection device for power transformer |
| CN113258475A (en) * | 2021-06-25 | 2021-08-13 | 山东万海电气科技有限公司 | Novel power cabinet with impact resisting system |
| CN113258475B (en) * | 2021-06-25 | 2021-10-01 | 山东万海电气科技有限公司 | A new type of power cabinet with shock resistance system |
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| CN112542776B (en) | 2022-12-06 |
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