CN201307728Y - Gas insulated load switchgear - Google Patents
Gas insulated load switchgear Download PDFInfo
- Publication number
- CN201307728Y CN201307728Y CNU2008201678318U CN200820167831U CN201307728Y CN 201307728 Y CN201307728 Y CN 201307728Y CN U2008201678318 U CNU2008201678318 U CN U2008201678318U CN 200820167831 U CN200820167831 U CN 200820167831U CN 201307728 Y CN201307728 Y CN 201307728Y
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- CN
- China
- Prior art keywords
- cabinet body
- vertical plate
- gas
- anyhow
- load switch
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a gas insulated load switchgear comprising a hermetically sealed cabinet body, wherein, a load switch is mounted in the cabinet body, a straight vertical plate and a horizontal vertical plate are formed at the periphery of the cabinet body, a self-sealing valve is arranged at the middle portion of the straight vertical plate, a composite bushing capable of being connected with the load switch is arranged at one lateral part of the straight vertical plate, the composite bushing is equipped with a connecting end inserted into the inner chamber of the cabinet body, a manometer device is arranged at the other lateral part of the straight vertical plate, a grounding block is arranged at the middle portion of the horizontal vertical plate, a pressure relief device is arranged at one lateral part of the horizontal vertical plate, the inner chamber of the cabinet body is equipped with an absorbent device, a blowout coil is mounted on a main contact of the load switch for arc-extinguishing performance assurance, the load switch and the composite bushing form a main galvanic circle which has a simple structure with a relatively small number of components, and a grounding contact is fixed on a metal main operating shaft, and is connected with a grounding bar and the grounding block through a grounding conductor for the formation of a reliable ground loop.
Description
Technical field
The utility model relates to the technical field that on-load switch is installed cabinet, particularly a kind of gas-insulating type loading switch cabinet.
Background technology
At present, the gas-insulated of using in the 12kV/24kV distribution system generally based on the switchgear of SF6 gas, adopts the insulating part structure mostly, reaches the insulation property requirement, utilizes arc blow-out or arc extinguishing coral structure to carry out arc extinguishing.Use a large amount of insulating parts can because of problems affect such as ageing of insulation to insulation property, the versatility of unit is not good, production cost is higher.
As the patent No. is that the Chinese utility model patent " a kind of gas-insulated vacuum looped network switch cubicle " (notification number is CN201113292Y) of ZL200720170316.0 is exactly this type of design; A kind of gas-insulated loop-network switch cabinet, this loop-network switch cabinet comprises: guidance panel, switch gear room, pressure releasing chamber and cable vault.The switch gear room is a seal case, and is provided with a L shaped insulation shell in seal case, the composite insulation structure that the nitrogen by insulation shell and pressure-fired is formed.
Summary of the invention
Technical problem to be solved in the utility model is the present situation at prior art, a kind of compact conformation is provided, number of spare parts is few, cost is low and has the gas-insulating type loading switch cabinet of better arc quenching effect.
The utility model solves the problems of the technologies described above the technical scheme that is adopted: the gas-insulating type loading switch cabinet, the cabinet body that comprises sealing, in this cabinet body on-load switch is installed, cabinet body border is shaped on straight riser and plate anyhow, straight riser middle part is equipped with self-styled valve, straight riser one sidepiece is equipped with the composite bushing that can be connected with on-load switch, and this composite bushing is furnished with the link that is inserted into the cabinet chamber body; Straight riser the other side is equipped with pressure meter device; Anyhow the plate middle part is equipped with the ground connection piece, and a sidepiece of plate is equipped with pressure relief device anyhow, and the cabinet chamber body is equipped with adsorbent units.
The measure of taking also comprises:
Above-mentioned straight riser is shaped on concave edge in the flanging, and concave edge and above-mentioned link are fixedly connected in this flanging.
Concave edge welds fixingly mutually in above-mentioned link and the flanging, and this link is shaped on the abutting end of stretching in concave edge outer wall in the flanging, and is fitted with the outer end that connects on this abutting end.
It is fixing that above-mentioned ground connection piece and plate anyhow weld mutually, and the inwall of this ground connection piece is connected with at least one body of screw.
Above-mentioned adsorbent units is fitted to the inwall of plate anyhow, and this adsorbent units is positioned at the top of pressure relief device.
Above-mentioned pressure meter device includes and the straight riser fittings body of sealing and fixing mutually, body in the middle of being connected with on this fittings body, and the termination of middle body is connected with Pressure gauge.
Compared with prior art, the utility model is equipped with on-load switch in the cabinet body, cabinet body border is shaped on straight riser and plate anyhow, straight riser middle part is equipped with self-styled valve, straight riser one sidepiece is equipped with the composite bushing that can be connected with on-load switch, and this composite bushing is furnished with the link that is inserted into the cabinet chamber body; Straight riser the other side is equipped with pressure meter device; Anyhow the plate middle part is equipped with the ground connection piece, and a sidepiece of plate is equipped with pressure relief device anyhow, and the cabinet chamber body is equipped with adsorbent units.Advantage of the present utility model is: on the on-load switch main contact Petersen coil is installed, arc extinction performance is ensured; On-load switch and composite bushing form the conduction major loop, and structure is simple and direct, and amount of parts is less; Grounding contact is fixed on the metallic operation main shaft, links to each other with ground connection row, ground connection piece by earth lead, forms reliable grounded circuit.
Description of drawings
Fig. 1 is the floor plan cross-sectional schematic of the utility model embodiment;
Fig. 2 is the dextrad floor plan schematic diagram of Fig. 1.
Embodiment
Embodiment describes in further detail the utility model below in conjunction with accompanying drawing.
To shown in Figure 2, figure grade is described as follows as Fig. 1: cabinet body 1, straight riser 11, concave edge 11a in the flanging, anyhow plate 12, self-styled valve 2, composite bushing 3, link 31, abutting end 31a connects end 32 outward, pressure meter device 4, fittings body 41, middle body 42, Pressure gauge 43, ground connection piece 5, the body of screw 51, pressure relief device 6, adsorbent units 7, on-load switch 8.
The utility model embodiment, the gas-insulating type loading switch cabinet, the cabinet body 1 that comprises sealing, in this cabinet body 1 on-load switch 8 is installed, cabinet body 1 border is shaped on straight riser 11 and plate 12 anyhow, straight riser 11 middle parts are equipped with self-styled valve 2, and straight riser 11 1 sidepieces are equipped with the composite bushing 3 that can be connected with on-load switch 8, and this composite bushing 3 is furnished with the link 31 that is inserted into cabinet body 1 inner chamber; Straight riser 11 the other sides are equipped with pressure meter device 4; Anyhow plate 12 middle parts are equipped with ground connection piece 5, and a sidepiece of plate 12 is equipped with pressure relief device 6 anyhow, and cabinet body 1 inner chamber is equipped with adsorbent units 7.
Present embodiment is achieved in that straight riser 11 is shaped on concave edge 11a in the flanging, and concave edge 11a and link 31 are fixedly connected in this flanging.Concave edge 11a welds fixingly mutually in link 31 and the flanging, and this link 31 is shaped on the abutting end 31a of stretching in concave edge 11a outer wall in the flanging, and is fitted with the outer end 32 that connects on this abutting end 31a.
It is fixing that ground connection piece 5 and plate 12 anyhow weld mutually, and the inwall of this ground connection piece 5 is connected with at least one body of screw 51.Adsorbent units 7 is fitted to the inwall of plate 12 anyhow, and this adsorbent units 7 is positioned at the top of pressure relief device 6.Pressure meter device 4 includes and straight riser 11 fittings body 41 of sealing and fixing mutually, body 42 in the middle of being connected with on this fittings body 41, and the termination of middle body 42 is connected with Pressure gauge 43.
Advantage of the present utility model is: on the on-load switch main contact Petersen coil is installed, arc extinction performance is ensured; On-load switch and composite bushing form the conduction major loop, and structure is simple and direct, and amount of parts is less; Grounding contact is fixed on the metallic operation main shaft, links to each other with ground connection row, ground connection piece by earth lead, forms reliable grounded circuit.
Most preferred embodiment of the present utility model is illustrated, and various variations or the remodeling made by those of ordinary skills can not break away from scope of the present utility model.
Claims (6)
1, gas-insulating type loading switch cabinet, the cabinet body (1) that comprises sealing, in this cabinet body (1) on-load switch (8) is installed, described cabinet body (1) border is shaped on straight riser (11) and plate (12) anyhow, it is characterized in that: described straight riser (11) middle part is equipped with self-styled valve (2), described straight riser (11) one sidepieces are equipped with the composite bushing (3) that can be connected with on-load switch (8), and described composite bushing (3) is furnished with the link (31) that is inserted into cabinet body (1) inner chamber; Described straight riser (11) the other side is equipped with pressure meter device (4); Described plate anyhow (12) middle part is equipped with ground connection piece (5), and a sidepiece of described plate anyhow (12) is equipped with pressure relief device (6), and described cabinet body (1) inner chamber is equipped with adsorbent units (7).
2, gas-insulating type loading switch cabinet according to claim 1 is characterized in that: described straight riser (11) is shaped on concave edge (11a) in the flanging, and concave edge (11a) is fixedly connected with described link (31) in this flanging.
3, gas-insulating type loading switch cabinet according to claim 2, it is characterized in that: described link (31) welds fixing with the interior concave edge (11a) of flanging mutually, and this link (31) is shaped on the abutting end (31a) of stretching in concave edge (11a) outer wall in the flanging, and is fitted with the outer end (32) that connects on this abutting end (31a).
4, gas-insulating type loading switch cabinet according to claim 3 is characterized in that: described ground connection piece (5) and plate (12) anyhow weld fixing mutually, and the inwall of this ground connection piece (5) is connected with at least one body of screw (51).
5, gas-insulating type loading switch cabinet according to claim 4 is characterized in that: described adsorbent units (7) is fitted to the inwall of plate (12) anyhow, and this adsorbent units (7) is positioned at the top of pressure relief device (6).
6, gas-insulating type loading switch cabinet according to claim 5, it is characterized in that: described pressure meter device (4) includes and straight riser (11) fittings body of sealing and fixing (41) mutually, body (42) in the middle of being connected with on this fittings body (41), the termination of described middle body (42) is connected with Pressure gauge (43).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201678318U CN201307728Y (en) | 2008-11-10 | 2008-11-10 | Gas insulated load switchgear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201678318U CN201307728Y (en) | 2008-11-10 | 2008-11-10 | Gas insulated load switchgear |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201307728Y true CN201307728Y (en) | 2009-09-09 |
Family
ID=41100194
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201678318U Expired - Fee Related CN201307728Y (en) | 2008-11-10 | 2008-11-10 | Gas insulated load switchgear |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201307728Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103050905A (en) * | 2012-12-25 | 2013-04-17 | 广州供电局有限公司 | AC (Alternating Current) voltage withstanding insulation accessory of switch cabinet |
| CN103414117A (en) * | 2013-07-31 | 2013-11-27 | 正泰电气股份有限公司 | T-shaped connecting structure of cubicle type gas insulated switchgears |
| CN105655912A (en) * | 2016-03-11 | 2016-06-08 | 中天电气技术有限公司 | Environment-friendly gas insulation switch cabinet |
-
2008
- 2008-11-10 CN CNU2008201678318U patent/CN201307728Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103050905A (en) * | 2012-12-25 | 2013-04-17 | 广州供电局有限公司 | AC (Alternating Current) voltage withstanding insulation accessory of switch cabinet |
| CN103050905B (en) * | 2012-12-25 | 2015-12-23 | 广州供电局有限公司 | Switch cubicle ac voltage withstanding insulation annex |
| CN103414117A (en) * | 2013-07-31 | 2013-11-27 | 正泰电气股份有限公司 | T-shaped connecting structure of cubicle type gas insulated switchgears |
| CN105655912A (en) * | 2016-03-11 | 2016-06-08 | 中天电气技术有限公司 | Environment-friendly gas insulation switch cabinet |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090909 Termination date: 20131110 |