CN215267381U - Gas-filled cabinet with good sealing performance - Google Patents
Gas-filled cabinet with good sealing performance Download PDFInfo
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- CN215267381U CN215267381U CN202120931332.7U CN202120931332U CN215267381U CN 215267381 U CN215267381 U CN 215267381U CN 202120931332 U CN202120931332 U CN 202120931332U CN 215267381 U CN215267381 U CN 215267381U
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- sleeve pipe
- cabinet
- load switch
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- Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
Abstract
The utility model discloses an aerify cabinet that leakproofness is good, include the cabinet body that is formed by the sealed assembly of a plurality of steel sheets, the internal control chamber that is provided with of cabinet, cable chamber and the plenum chamber that is formed by the sealed assembly of corrosion resistant plate, the rear end of control chamber is located to the plenum chamber, the lower extreme of control chamber is located to the cable chamber, be equipped with three station load switch in the plenum chamber, the rotation axis, load switch connecting row and conducting rod, be equipped with the inlet wire sleeve pipe in the cable chamber, the inlet wire sleeve pipe passes through the conducting rod and is connected with three station load switch, the top of the cabinet body is equipped with the outlet wire sleeve pipe, the outlet wire sleeve pipe is connected with load switch connecting row, be equipped with the operating parts in the control chamber, the rotation axis stretches into the control chamber forward from the plenum chamber and is connected with the operating parts, the inlet wire sleeve pipe, all install the sealing washer that is used for preventing to aerify indoor gas leakage on outlet wire sleeve pipe and the rotation axis. The utility model discloses compact structure, it is small, practice thrift area, the leakproofness is good, can effectively reduce the gas leakage rate in the gas chamber, improves the security performance of aerifing the cabinet.
Description
Technical Field
The utility model relates to an electricity cabinet technical field, in particular to cabinet of aerifing that leakproofness is good.
Background
The gas-filled cabinet is a switch cabinet which arranges high-voltage elements (including a main bus bar, a breaker and the like) in a sealed air chamber filled with lower pressure (0.1-0.5 mpa). The inflatable cabinet is widely applied to small-sized secondary substations, switching stations, box-type substations, residential districts, industrial and mining enterprises, large markets and other places, and is particularly suitable for places with higher requirements on electricity consumption, such as airports, subways, railways and the like, and plateau areas with severe environments.
In practical application, the load switch of the gas-filled cabinet is generally arranged in the gas-filled chamber, so that the tightness of the gas-filled chamber is particularly important, and once the insulating gas in the gas-filled chamber leaks to a certain degree, potential safety hazards are easily caused by short circuit of the load switch.
Disclosure of Invention
The to-be-solved technical problem of the utility model is, to the not enough among the above-mentioned prior art, provide a cabinet of aerifing that the leakproofness is good, its compact structure, small practices thrift area, the leakproofness is good, can effectively reduce the gas leakage rate in the gas chamber, effectively improves the security performance of aerifing the cabinet.
In order to solve the technical problem, the technical scheme of the utility model is that:
the utility model provides an aerify cabinet that leakproofness is good, includes the cabinet body that is formed by the sealed assembly of a plurality of steel sheets, the internal control chamber, cable chamber and the plenum chamber that is formed by the sealed assembly of corrosion resistant plate that is provided with of cabinet, the rear end of control chamber is located to the plenum chamber, the lower extreme of control chamber is located to the cable chamber, be equipped with three station load switch in the plenum chamber, the rotation axis of being connected with three station load switch, be located the load switch connector row directly over three station load switch and be located the conducting rod under three station load switch, be equipped with the inlet wire sleeve pipe of being connected with the conducting rod in the cable chamber, the inlet wire sleeve pipe passes through the conducting rod and is connected with three station load switch, the top of the cabinet body is equipped with the outlet wire sleeve pipe, the outlet wire sleeve pipe is connected with the load switch connector row, be equipped with the operating parts that are used for controlling three station load switch rotations in the control chamber, the rotating shaft extends into the operating chamber forwards from the inflating chamber to be connected with the operating part, and the inlet wire sleeve, the outlet wire sleeve and the rotating shaft are provided with sealing rings for preventing gas in the inflating chamber from leaking.
As a preferred scheme, the cabinet body still is provided with the chamber of leaking, the lower extreme in plenum chamber is located to the chamber of leaking, the rear end of cable chamber is located to the chamber of leaking.
Preferably, an explosion-proof valve is arranged between the air leakage chamber and the inflation chamber.
Preferably, the cabinet body is provided with an air inlet valve, and the air inlet valve is communicated with the inflation chamber.
As a preferred scheme, inlet wire sleeve pipe and outlet wire sleeve pipe are three, the cabinet body is equipped with the sleeve pipe clamp plate, and three inlet wire sleeve pipe passes through the sleeve pipe clamp plate and installs in the top of the cabinet body along the front and back direction interval, and three outlet wire sleeve pipe passes through the sleeve pipe clamp plate and installs in the cable chamber along the left and right direction interval.
As a preferred scheme, the top of the cabinet body is provided with a hoisting plate for tools.
Preferably, a barometer for detecting the air pressure in the inflation chamber is arranged in the operation chamber.
The utility model has the advantages that: the load switch is arranged in an inflation chamber formed by sealing and assembling a stainless steel plate, and the wire inlet sleeve, the wire outlet sleeve and the rotating shaft are respectively provided with a sealing ring for preventing gas leakage in the inflation chamber, so that the sealing performance of the inflation chamber can be effectively improved, the gas leakage rate in the inflation chamber can be effectively reduced, and the safety performance of the inflation cabinet can be effectively improved; the inflatable cabinet has compact structure and small volume, and saves the occupied area; the cabinet body is formed by the sealed assembly of a plurality of steel sheets, so just can avoid external influence to aerifing the cabinet to can reach the purpose of exempting from the maintenance, effectively prolong this life who aerifys the cabinet.
Drawings
FIG. 1 is a front view of an embodiment of the present invention;
fig. 2 is a side view of an embodiment of the present invention;
FIG. 3 is an internal structural view of an embodiment of the present invention;
fig. 4 is a schematic diagram of the plenum chamber of the present invention.
In the figure: 1-cabinet body, 2-operation chamber, 3-inflation chamber, 4-cable chamber, 5-three-position load switch, 6-rotating shaft, 7-load switch connecting row, 8-conductive rod, 9-wire inlet sleeve, 10-wire outlet sleeve, 11-sealing ring, 12-air relief chamber, 13-explosion-proof valve, 14-hoisting plate and 15-sleeve pressing plate.
Detailed Description
The structure and operation of the present invention will be described in detail with reference to the accompanying drawings.
As shown in fig. 1 to 4, an inflatable cabinet with good sealing performance comprises a cabinet body 1 formed by sealing and assembling a plurality of steel plates, wherein an operation chamber 2, a cable chamber 4 and an inflatable chamber 3 formed by sealing and assembling stainless steel plates are arranged in the cabinet body 1, the inflatable chamber 3 is arranged at the rear end of the operation chamber 2, the cable chamber 4 is arranged at the lower end of the operation chamber 2, a three-position load switch 5, a rotating shaft 6 connected with the three-position load switch 5, a load switch connecting bar 7 positioned right above the three-position load switch 5 and a conductive bar 8 positioned right below the three-position load switch 5 are arranged in the inflatable chamber 3, a wire inlet sleeve 9 connected with the conductive bar 8 is arranged in the cable chamber 4, the wire inlet sleeve 9 is connected with the three-position load switch 5 through the conductive bar 8, a wire outlet sleeve 10 is arranged at the top of the cabinet body 1, and the wire outlet sleeve 10 is connected with the load switch connecting bar 7, be equipped with in the control room 2 and be used for controlling the rotatory operating parts of three-station load switch 5, rotation axis 6 stretches into control room 2 forward from plenum chamber 3 and is connected with the operating parts, all install the sealing washer 11 that is used for preventing the interior gas leakage of plenum chamber 3 on inlet wire sleeve 9, outlet sleeve 10 and the rotation axis 6.
As a preferable scheme, the cabinet body 1 is further provided with an air leakage chamber 12, the air leakage chamber 12 is arranged at the lower end of the plenum chamber 3, and the air leakage chamber 12 is arranged at the rear end of the cable chamber 4.
As a preferable scheme, an explosion-proof valve 13 is arranged between the air leakage chamber 12 and the inflation chamber 3, so that when the gas amount filled in the inflation chamber 3 is higher than the accommodation amount of the inflation chamber 3, the gas can be leaked out from the explosion-proof valve 13, the condition that the inflation chamber 3 explodes due to too much gas is effectively avoided, and the safety performance of the gas-filled cabinet is effectively improved.
Preferably, the cabinet 1 is provided with an air inlet valve communicating with the plenum chamber 3.
As a preferred scheme, the number of the incoming line sleeves 9 and the number of the outgoing line sleeves 10 are three, the cabinet body 1 is provided with a sleeve pressing plate 15, the three incoming line sleeves 9 are installed at the top of the cabinet body 1 at intervals along the front-back direction through the sleeve pressing plate 15, and the three outgoing line sleeves 10 are installed in the cable chamber 4 at intervals along the left-right direction through the sleeve pressing plate 15.
As a preferred scheme, a hoisting plate 14 for tools is arranged at the top of the cabinet body 1, so that the inflatable cabinet can be conveniently carried.
As a preferable scheme, an air pressure gauge for detecting the air pressure in the inflation chamber 3 is arranged in the operation chamber 2, and the arrangement of the air pressure gauge enables an operator to know the air pressure condition in the inflation chamber 3 at any time, so that adverse effects caused by the fact that the air pressure in the inflation chamber 3 is 0 can be effectively avoided, and the safety performance of the gas-filled cabinet is further improved.
The utility model has the advantages that: the three-station load switch 5 is arranged in a plenum chamber 3 formed by sealing and assembling stainless steel plates, and the inlet bushing 9, the outlet bushing 10 and the rotating shaft 6 are respectively provided with a sealing ring 11 for preventing gas in the plenum chamber 3 from leaking, so that the sealing performance of the plenum chamber 3 can be effectively improved, the gas leakage rate in the plenum chamber 3 can be effectively reduced, and the safety performance of the gas-filled cabinet can be effectively improved; the inflatable cabinet has compact structure and small volume, and saves the occupied area; the cabinet body is formed by the sealed assembly of a plurality of steel sheets, so just can avoid external influence to aerifing the cabinet to can reach the purpose of exempting from the maintenance, effectively prolong this life who aerifys the cabinet.
The above, only the utility model discloses preferred embodiment, all be according to the utility model discloses a technical scheme does any slight modification, the equivalent change and the modification to above embodiment, all belong to the utility model discloses technical scheme's within range.
Claims (7)
1. The utility model provides an aerify cabinet that leakproofness is good which characterized in that: including the cabinet body that is formed by the sealed assembly of a plurality of steel sheets, the internal plenum chamber that is provided with control chamber, cable chamber and is formed by the sealed assembly of corrosion resistant plate of cabinet, the rear end of control chamber is located to the plenum chamber, the lower extreme of control chamber is located to the cable chamber, be equipped with three station load switch in the plenum chamber, the rotation axis of being connected with three station load switch, be located three station load switch connecting row directly over the load switch and be located the conducting rod under the three station load switch, be equipped with the inlet wire sleeve pipe of being connected with the conducting rod in the cable chamber, the inlet wire sleeve pipe passes through the conducting rod and is connected with three station load switch, the top of the cabinet body is equipped with the outlet wire sleeve pipe, the outlet wire sleeve pipe is connected with load switch connecting row, be equipped with the operating parts that are used for controlling three station load switch rotatory in the control chamber, the rotation axis stretches into the control chamber forward from the plenum chamber and is connected with the operating parts, and the wire inlet sleeve, the wire outlet sleeve and the rotating shaft are all provided with sealing rings for preventing gas in the inflating chamber from leaking.
2. The inflatable cabinet with good sealing performance as claimed in claim 1, wherein: the cabinet body still is provided with the chamber of leaking, the lower extreme in plenum chamber is located to the chamber of leaking, the rear end of cable chamber is located to the chamber of leaking.
3. The inflatable cabinet with good sealing performance as claimed in claim 2, wherein: an explosion-proof valve is arranged between the air relief chamber and the inflation chamber.
4. The inflatable cabinet with good sealing performance as claimed in claim 1, wherein: the cabinet body is provided with the admission valve, admission valve and plenum chamber intercommunication.
5. The inflatable cabinet with good sealing performance as claimed in claim 1, wherein: the incoming line sleeve pipe is three with the outlet sleeve pipe, the cabinet body is equipped with the sleeve pipe clamp plate, and three incoming line sleeve pipe passes through the sleeve pipe clamp plate and installs in the top of the cabinet body along back-forth direction interval, and three outlet sleeve pipe passes through the sleeve pipe clamp plate and installs in the cable chamber along left right direction interval.
6. The inflatable cabinet with good sealing performance as claimed in claim 1, wherein: and a hoisting plate for a tool is arranged at the top of the cabinet body.
7. The inflatable cabinet with good sealing performance as claimed in claim 1, wherein: and an air pressure gauge for detecting air pressure in the inflation chamber is arranged in the operation chamber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120931332.7U CN215267381U (en) | 2021-04-30 | 2021-04-30 | Gas-filled cabinet with good sealing performance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120931332.7U CN215267381U (en) | 2021-04-30 | 2021-04-30 | Gas-filled cabinet with good sealing performance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215267381U true CN215267381U (en) | 2021-12-21 |
Family
ID=79453770
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120931332.7U Active CN215267381U (en) | 2021-04-30 | 2021-04-30 | Gas-filled cabinet with good sealing performance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215267381U (en) |
-
2021
- 2021-04-30 CN CN202120931332.7U patent/CN215267381U/en active Active
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