CN212162425U - Environment-friendly gas-filled cabinet - Google Patents
Environment-friendly gas-filled cabinet Download PDFInfo
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- CN212162425U CN212162425U CN202021182845.4U CN202021182845U CN212162425U CN 212162425 U CN212162425 U CN 212162425U CN 202021182845 U CN202021182845 U CN 202021182845U CN 212162425 U CN212162425 U CN 212162425U
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Abstract
The utility model discloses an environment-friendly gas-filled cabinet, which comprises a gas-filled cabinet main body, a gas-filled cabinet door, a pressure gauge, a control panel, a sealed gas box, a pressure relief valve, an air pump, a gas collecting tank and universal wheels with supports, an inflating cabinet door is arranged on one side of the inflating cabinet main body, the inflating cabinet main body is rotatably connected with the inflating cabinet door through a hinge, insulating gas is injected into the sealed gas box through an inflating opening, after the insulating gas is injected, the pressure gauge displays the pressure value in the sealed gas tank, and a pressure relief threshold value is set through the control panel, when the air pressure value in the air tank is reduced to a pressure relief threshold value, the air pump and the pressure relief valve are opened to collect the insulating gas in the sealed air tank into the gas collecting tank, when the air pressure is recovered to be the same as the atmospheric pressure, and the pressure relief valve and the air pump are closed, and the air charging cabinet is opened to perform leakage detection, so that the influence of the insulating gas leaked into the air on the environment is effectively avoided.
Description
Technical Field
The utility model relates to an aerify the cabinet, specifically be a cabinet is aerifyd to environment-friendly gas.
Background
The inflatable cabinet is a new generation of switch equipment, the main switch can be a permanent magnet mechanism vacuum circuit breaker or a spring mechanism vacuum circuit breaker, the whole cabinet is combined with a sulfur hexafluoride gas compartment by adopting air insulation, and the inflatable cabinet is compact and expandable and is suitable for distribution automation. The inflatable cabinet has the characteristics of compact structure, flexible operation, reliable interlocking and the like, and can provide satisfactory technical schemes for various application occasions and different user requirements. The adoption of sensing technology and the latest protective relay, together with advanced technical performance and a light and flexible assembly scheme, can completely meet different requirements of users.
The gas-filled cabinet basically adopts sulfur hexafluoride gas, which is one of six kinds of greenhouse gases recognized internationally, and has great influence on greenhouse effect, long attenuation period and great influence on environment particularly when gas of the switch cabinet leaks. The environment-friendly gas-filled cabinet in the prior art adopts nitrogen as substitute gas, and can adopt the mode under the conditions of low voltage and medium voltage, but the nitrogen still can react with metal under the environment of high voltage of a high-voltage switch, and the insulating capability and the arc extinguishing capability of the nitrogen are much lower than those of sulfur hexafluoride gas, so that when the gas-filled cabinet is insulated by using the sulfur hexafluoride gas, the insulating gas is timely extracted and collected when leakage occurs, and the leakage and expansion are prevented. Therefore, an environment-friendly gas-filled cabinet is provided.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an environment-friendly gaseous gas charging cabinet, with nitrogen gas or sulfur hexafluoride gas in injecting into the sealed gas case through the inflation inlet, insulating gas pours into the back that finishes, the manometer shows atmospheric pressure value in the sealed gas case, and set up through control panel and trigger pressure relief device after atmospheric pressure value in the gas case reduces a certain fixed value, open the insulating gas collection tank of aspiration pump and relief valve door in with the sealed gas case, treat that atmospheric pressure resumes to be the same with atmospheric pressure, close relief valve and aspiration pump, open the gas charging cabinet and leak hunting it, effectively avoided insulating gas to leak and exert an influence to the environment in the air.
The utility model solves the technical problems that:
(1) how to arrange the ventilation and heat dissipation holes and arrange the hole walls of the ventilation and heat dissipation holes at a certain angle, so that the problem that dust easily enters the interior of an inflatable cabinet to pollute the device while the inflatable cabinet is cooled through the ventilation and heat dissipation holes in the prior art is solved;
(2) how to set up aspiration pump and pressure release valve through pressing the pipe at the pressure release, solve under the prior art sealed gas case and take place to leak and lead to insulating gas to the problem of environment.
The purpose of the utility model can be realized by the following technical scheme: an environment-friendly gas inflation cabinet comprises an inflation cabinet main body, an inflation cabinet door, hinges, transparent glass sheets, lightning rods, pressure gauges, a control panel, a sealed gas box, insulating partition plates, an electronic element module, a pressure relief valve, an air pump, a gas collecting tank and universal wheels with supports, wherein the inflation cabinet door is arranged on one side of the inflation cabinet main body, the hinges are symmetrically arranged between the inflation cabinet main body and the inflation cabinet door, and the inflation cabinet main body and the inflation cabinet door are rotatably connected through the hinges;
a rectangular hole is formed in one side of the inflating cabinet door, a transparent glass sheet is arranged in the rectangular hole and fixedly connected with the inflating cabinet door, and a plurality of ventilation and heat dissipation holes are formed right below the rectangular hole of the inflating cabinet door;
the lightning rod is fixedly connected to the top of the inflatable cabinet main body, a pressure gauge and a control panel are arranged on one side of the inflatable cabinet main body, and the pressure gauge and the control panel are fixedly connected with the inflatable cabinet main body;
a sealed gas tank is arranged in the main body of the gas-filled cabinet, an insulating partition plate is arranged in the sealed gas tank, an electronic element module is mounted on the insulating partition plate, a gas-filled port and a pressure relief pipe are respectively arranged on one side of the main body of the gas-filled cabinet, the gas-filled port is mounted at a position close to the top of the main body of the gas-filled cabinet, and the pressure relief pipe is mounted at a position close to the bottom of the main body of the gas;
one end fixedly connected with pressure release valve of pressure release pipe, the one end of pressure release valve is provided with the aspiration pump, pressure release valve and aspiration pump pass through gas transmission pipeline fixed connection, the one end of aspiration pump is connected with the gas collection tank through gas transmission pipeline.
The utility model discloses a further technological improvement lies in: the bottom four corners symmetry position of aerifing the cabinet main part is installed and is taken the support universal wheel.
The utility model discloses a further technological improvement lies in: the wall of the ventilation and heat dissipation hole formed in the inflating cabinet door forms a certain angle with the horizontal plane, and the angle is 30 degrees.
The utility model discloses a further technological improvement lies in: and a sealing ring is arranged between the pressure relief pipe and the air pump.
Compared with the prior art, the beneficial effects of the utility model are that:
1. when the utility model is used, the pressure gauge displays the pressure value in the sealed gas box, a pressure relief threshold value is set through the control panel, when the pressure value in the sealed gas box is lower than the pressure relief threshold value, the pressure relief valve and the air pump are opened, the insulating gas in the sealed gas box is extracted and collected in the gas collecting tank, when the air pressure in the sealed gas box is recovered to be the same as the atmospheric pressure, the pressure relief valve and the air pump are closed, the insulating gas is extracted in time when the sealed gas box has a leakage risk, and the influence on the environment caused by the leakage of a large amount of insulating gas into the air is avoided;
2. the ventilation and heat dissipation holes are formed in the inflatable cabinet door, the hole wall of each ventilation and heat dissipation hole is arranged at a certain angle with the horizontal plane, a large amount of dust in a working environment can be placed into the inflatable cabinet to be polluted when the inside of the inflatable cabinet is cooled and dissipated, and the inside of the inflatable cabinet is convenient to carry and move due to the fact that the inflatable cabinet is large in size and the support universal wheels are mounted at the bottom of the main body of the inflatable cabinet.
Drawings
In order to facilitate understanding for those skilled in the art, the present invention will be further described with reference to the accompanying drawings.
FIG. 1 is a schematic front view of the overall structure of the present invention;
fig. 2 is the schematic view of the sectional structure of the ventilation and heat dissipation holes of the present invention.
In the figure: 1. an inflatable cabinet main body; 2. an inflatable cabinet door; 3. a hinge; 4. a transparent glass sheet; 5. ventilating and radiating holes; 6. a lightning rod; 7. a pressure gauge; 8. a control panel; 9. sealing the gas box; 10. an insulating spacer; 11. an electronic component module; 12. an inflation inlet; 13. a pressure relief pipe; 14. a pressure relief valve; 15. an air pump; 16. a gas collection tank; 17. universal wheel with support.
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1-2, an environment-friendly gas-filled cabinet comprises a gas-filled cabinet main body 1, gas-filled cabinet doors 2, hinges 3, a transparent glass sheet 4, a lightning rod 6, a pressure gauge 7, a control panel 8, a sealed gas box 9, an insulating partition plate 10, an electronic component module 11, a pressure relief valve 14, an air pump 15, a gas collecting tank 16 and a universal wheel 17 with a support, wherein the gas-filled cabinet doors 2 are arranged on one side of the gas-filled cabinet main body 1, the hinges 3 are symmetrically arranged between the gas-filled cabinet main body 1 and the gas-filled cabinet doors 2, and the gas-filled cabinet main body 1 and the gas-filled cabinet doors 2 are rotatably connected through the hinges;
a rectangular hole is formed in one side of the inflating cabinet door 2, a transparent glass sheet 4 is arranged in the rectangular hole, the transparent glass sheet 4 is fixedly connected with the inflating cabinet door 2, and a plurality of ventilation and heat dissipation holes 5 are formed right below the rectangular hole of the inflating cabinet door 2;
the lightning rod 6 is fixedly connected to the top of the inflatable cabinet main body 1, a pressure gauge 7 and a control panel 8 are arranged on one side of the inflatable cabinet main body 1, and the pressure gauge 7 and the control panel 8 are fixedly connected with the inflatable cabinet main body 1;
a sealed gas tank 9 is arranged inside the gas-filled cabinet main body 1, an insulating partition plate 10 is arranged inside the sealed gas tank 9, an electronic element module 11 is mounted on the insulating partition plate 10, a gas-filled port 12 and a pressure relief pipe 13 are respectively arranged on one side of the gas-filled cabinet main body 1, the gas-filled port 12 is mounted at a position close to the top of the gas-filled cabinet main body 1, and the pressure relief pipe 13 is mounted at a position close to the bottom of the gas-filled cabinet main body 1;
one end of the pressure relief pipe 13 is fixedly connected with a pressure relief valve 14, one end of the pressure relief valve 14 is provided with an air pump 15, the pressure relief valve 14 is fixedly connected with the air pump 15 through an air pipeline, and one end of the air pump 15 is connected with an air collecting tank 16 through an air pipeline;
the hole wall of a ventilation and heat dissipation hole 5 formed in the inflating cabinet door 2 forms a certain angle with the horizontal plane, and the angle is 30 degrees;
and a sealing ring is arranged between the pressure relief pipe 13 and the air suction pump 15.
The working principle is as follows: the utility model discloses when using, at first, inject insulating gas into the sealed gas tank 9 that sets up in the gas insulated switchgear main part 1 through inflation inlet 12, it closes inflation inlet 12 to aerify after finishing, the power is turned on, manometer 7 shows the pressure value in the sealed gas tank 9, set for a pressure release threshold value through control panel 8, when the pressure value in the sealed gas tank 9 is less than the pressure release threshold value, open pressure release valve 14 and aspiration pump 15, take the insulating gas in the sealed gas tank 9 out and collect in the gas collecting tank 16, it is the same with atmospheric pressure to treat that atmospheric pressure in the sealed gas tank 9 recovers, close pressure release valve 14 and aspiration pump 15, open the gas insulated switchgear and carry out the leak hunting to it.
The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise forms 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 its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.
Claims (4)
1. The utility model provides a cabinet is aerifyd to environment-friendly gas which characterized in that: the air-inflation type air-inflation cabinet comprises an air-inflation cabinet main body (1), an air-inflation cabinet door (2), hinges (3), a transparent glass sheet (4), lightning rods (6), a pressure gauge (7), a control panel (8), a sealing gas box (9), an insulating partition plate (10), an electronic component module (11), a pressure relief valve (14), an air pump (15), a gas collecting tank (16) and a universal wheel (17) with a support, wherein the air-inflation cabinet door (2) is arranged on one side of the air-inflation cabinet main body (1), the hinges (3) are symmetrically arranged between the air-inflation cabinet main body (1) and the air-inflation cabinet door (2), and the air-inflation cabinet main body (1) and the air-inflation;
a rectangular hole is formed in one side of the inflating cabinet door (2), a transparent glass sheet (4) is arranged in the rectangular hole, the transparent glass sheet (4) is fixedly connected with the inflating cabinet door (2), and a plurality of ventilation and heat dissipation holes (5) are formed right below the rectangular hole of the inflating cabinet door (2);
the lightning rod (6) is fixedly connected to the top of the inflatable cabinet main body (1), a pressure gauge (7) and a control panel (8) are arranged on one side of the inflatable cabinet main body (1), and the pressure gauge (7) and the control panel (8) are fixedly connected with the inflatable cabinet main body (1);
a sealed gas tank (9) is arranged inside the gas-filled cabinet main body (1), an insulating partition plate (10) is arranged inside the sealed gas tank (9), an electronic element module (11) is mounted on the insulating partition plate (10), a gas-filled port (12) and a pressure relief pipe (13) are respectively arranged on one side of the gas-filled cabinet main body (1), the gas-filled port (12) is mounted at a position close to the top of the gas-filled cabinet main body (1), and the pressure relief pipe (13) is mounted at a position close to the bottom of the gas-filled cabinet main body (1);
one end fixedly connected with pressure release valve (14) of pressure release pipe (13), the one end of pressure release valve (14) is provided with aspiration pump (15), pressure release valve (14) and aspiration pump (15) are through gas transmission pipeline fixed connection, the one end of aspiration pump (15) is connected with gas collection tank (16) through gas transmission pipeline.
2. The environment-friendly gas-filled cabinet as claimed in claim 1, wherein the bottom four corners of the gas-filled cabinet main body (1) are symmetrically provided with universal wheels (17) with supports.
3. The environment-friendly gas-filled cabinet according to claim 1, wherein the wall of the ventilation and heat dissipation hole (5) formed in the gas-filled cabinet door (2) forms an angle with the horizontal plane, specifically 30 °.
4. The environment-friendly gas-filled cabinet according to claim 1, wherein a sealing ring is arranged between the pressure relief pipe (13) and the air pump (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021182845.4U CN212162425U (en) | 2020-06-23 | 2020-06-23 | Environment-friendly gas-filled cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021182845.4U CN212162425U (en) | 2020-06-23 | 2020-06-23 | Environment-friendly gas-filled cabinet |
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| Publication Number | Publication Date |
|---|---|
| CN212162425U true CN212162425U (en) | 2020-12-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021182845.4U Active CN212162425U (en) | 2020-06-23 | 2020-06-23 | Environment-friendly gas-filled cabinet |
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| Country | Link |
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| CN (1) | CN212162425U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112490882A (en) * | 2020-12-17 | 2021-03-12 | 湖北祥源电气科技有限公司 | Gas-insulated common-box type ring main unit |
| CN113241656A (en) * | 2021-05-27 | 2021-08-10 | 浙江迪思威电气股份有限公司 | Air insulation high-voltage vacuum ring main unit |
-
2020
- 2020-06-23 CN CN202021182845.4U patent/CN212162425U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112490882A (en) * | 2020-12-17 | 2021-03-12 | 湖北祥源电气科技有限公司 | Gas-insulated common-box type ring main unit |
| CN112490882B (en) * | 2020-12-17 | 2022-10-21 | 湖北旭智管理咨询有限公司 | Gas-insulated common-box type ring main unit |
| CN113241656A (en) * | 2021-05-27 | 2021-08-10 | 浙江迪思威电气股份有限公司 | Air insulation high-voltage vacuum ring main unit |
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