CN102882147A - Guide rail type grounding device for high-tension switch cabinet - Google Patents
Guide rail type grounding device for high-tension switch cabinet Download PDFInfo
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- CN102882147A CN102882147A CN2012103582486A CN201210358248A CN102882147A CN 102882147 A CN102882147 A CN 102882147A CN 2012103582486 A CN2012103582486 A CN 2012103582486A CN 201210358248 A CN201210358248 A CN 201210358248A CN 102882147 A CN102882147 A CN 102882147A
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- tension switch
- cabinet
- switch cabinet
- drawer
- guide rail
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Abstract
The invention discloses a guide rail type grounding device for a high-tension switch cabinet. The device comprises a cabinet body and a drawer arranged in the cabinet body; guide rails are arranged on two sides of the inner bottom of the cabinet body; guide wheels are arranged on two sides of the push-in end of the drawer and are matched with the guide rails; copper bars are fixedly arranged above the guide rails in the cabinet body and are electrically connected with grounding buses of the high-tension switch cabinet through guide lines; two sides of the push-in end of the drawer are fixed with grounding clamps which are electrically connected with a circuit beaker of the high-tension switch cabinet; according to the guide rail type grounding device for the high-tension switch cabinet, when the drawer is pushed into the cabinet body, the copper bars are inserted into the grounding clamps so as to form a grounding circuit; and the guide rail type grounding device is convenient to maintain and high in reliability.
Description
Technical field
The present invention relates to a kind of high-tension switch cabinet, relate in particular to the guide tracked earthing device of a kind of high-tension switch cabinet.
Background technology
High-tension switch cabinet refers to for electric power system generating, transmission of electricity, distribution, electric energy conversion and has consumed the effects such as break-make, control or protection; electric pressure is in the electric equipment products of 3.6kV～550kV; mainly comprise primary cut-out, high voltage isolator and earthed switch, high voltage load switch, high pressure automatic reclosing and sectionalizer, several large classes such as high-voltage actuating mechanism, high-voltage explosion-proof power distribution equipment and high-tension switch cabinet.The high-voltage switch gear manufacturing industry is the manufacturing important component part of power transmission and transforming equipment, occupies very important status in whole power industry.
The earthing device structure of traditional high-tension switch cabinet all is friction-type, when the personnel operation primary cut-out, make about circuit breaker uneven because friction earthing device is loaded on the cabinet left side, when circuit breaker enters the service position by test position, make moving contact and the loose contact of cabinet fixed contact good, affect conductive effect, and damage main contact easily.Can cause the adventurous electric shock voltage of human body when serious.
Summary of the invention
The object of the present invention is to provide the guide tracked earthing device of a kind of high-tension switch cabinet, it has the convenient and high characteristics of security reliability of installation and maintenance; The problem that exists with the earthing device that solves traditional high-tension switch cabinet.
For reaching this purpose, the present invention by the following technical solutions:
The guide tracked earthing device of a kind of high-tension switch cabinet, it comprises cabinet and is arranged at the interior drawer of cabinet, the both sides of described cabinet inner bottom part are provided with guide rail, cooperate guide rail in the both sides that push end of drawer guide wheel to be installed, wherein, the top of guide rail is installed with copper bar in the described cabinet, described copper bar is electrically connected with the earth bus of high-tension switch cabinet by wire, the both sides that push end of described drawer are fixed with earth clip, described earth clip is connected with the circuit breaker electric of high-tension switch cabinet, described drawer push end when pushing cabinet copper bar insert in the earth clip.
Especially, described earth clip connection plate is offered installing hole on the described mounting panel, and hold-down screw passes installing hole earth clip is fixed on the drawer.
Especially, described earth clip comprises upper and lower two intermediate plates, and correspondence offers through hole on the described upper and lower intermediate plate, and connecting bolt passes through hole corresponding to upper and lower intermediate plate and successively helical spring and pad is arranged on the connecting bolt, and locks with locking nut.
Especially, the two-port correspondence of described upper and lower intermediate plate is the crooked flare of direction up and down, to make things convenient for the insertion of copper bar.
Especially, the contact-making surface correspondence of described upper and lower intermediate plate is provided with projection.
Beneficial effect of the present invention is that compared with prior art the guide tracked earthing device of described high-tension switch cabinet forms grounded circuit in the copper bar insertion earth clip when drawer pushes cabinet, not only installation and maintenance convenience, and security reliability height.
Description of drawings
Fig. 1 is the structural representation of the guide tracked earthing device of high-tension switch cabinet that provides of the specific embodiment of the invention 1;
Fig. 2 is that the A-A of Fig. 1 is to view.
Embodiment
Further specify technical scheme of the present invention below in conjunction with accompanying drawing and by embodiment.
See also illustrated in figures 1 and 2, in the present embodiment, the guide tracked earthing device of a kind of high-tension switch cabinet comprises cabinet 1 and is arranged at drawer 2 in the cabinet 1, the both sides of described cabinet 1 inner bottom part are provided with guide rail 3, cooperate guide rail 3 in the both sides that push end of drawer 2 guide wheel 4 to be installed, the guide wheel 4 of described drawer 2 snaps in and pushes in the cabinet 1 in the guide rail 3, and the top of described cabinet 1 interior guide rail 3 is installed with copper bar 5, described copper bar 5 is electrically connected with the earth bus of high-tension switch cabinet by wire, the both sides that push end of described drawer 2 are fixed with earth clip 6, described earth clip 6 is connected with the circuit breaker electric of high-tension switch cabinet, described drawer 2 push end when pushing cabinet 1 copper bar 5 insert in the earth clips 6.And described earth clip 6 connection plates 7 are offered installing hole on the described mounting panel 7, and hold-down screw 8 passes installing hole earth clip 6 is fixed on the drawer 2.
Described earth clip 6 comprises upper clip 60 and lower clamping piece 61, correspondence offers through hole on described upper clip 60 and the lower clamping piece 61, connecting bolt 62 passes through hole corresponding on upper clip 60 and the lower clamping piece 61 and successively helical spring 63 and pad 64 is arranged on the connecting bolt 62, and locks with locking nut 65.
The two-port correspondence of described upper clip 60 and lower clamping piece 61 is the crooked flare of direction up and down, to make things convenient for the insertion earth clip 6 of copper bar 5.
The contact-making surface correspondence of described upper clip 60 and lower clamping piece 61 is provided with projection 66, so that copper bar 5 and earth clip 6 good contacts.
Above embodiment has just set forth basic principle of the present invention and characteristic; the present invention is not limited by above-mentioned example; without departing from the spirit and scope of the present invention, the present invention also has various variations and change, and these variations and change all fall in the claimed scope of the invention.The claimed scope of the present invention is defined by appending claims and equivalent thereof.
Claims (5)
1. guide tracked earthing device of high-tension switch cabinet, it comprises cabinet and is arranged at the interior drawer of cabinet, the both sides of described cabinet inner bottom part are provided with guide rail, cooperate guide rail in the both sides that push end of drawer guide wheel to be installed, it is characterized in that, the top of guide rail is installed with copper bar in the described cabinet, described copper bar is electrically connected with the earth bus of high-tension switch cabinet by wire, the both sides that push end of described drawer are fixed with earth clip, described earth clip is connected with the circuit breaker electric of high-tension switch cabinet, described drawer push end when pushing cabinet copper bar insert in the earth clip.
2. the guide tracked earthing device of high-tension switch cabinet according to claim 1 is characterized in that, described earth clip connection plate is offered installing hole on the described mounting panel, and hold-down screw passes installing hole earth clip is fixed on the drawer.
3. the guide tracked earthing device of high-tension switch cabinet according to claim 1, it is characterized in that, described earth clip comprises upper and lower two intermediate plates, correspondence offers through hole on the described upper and lower intermediate plate, connecting bolt passes through hole corresponding to upper and lower intermediate plate and successively helical spring and pad is arranged on the connecting bolt, and locks with locking nut.
4. the guide tracked earthing device of high-tension switch cabinet according to claim 3 is characterized in that, the two-port correspondence of described upper and lower intermediate plate is the crooked flare of direction up and down.
5. according to claim 3 or the guide tracked earthing device of 4 each described high-tension switch cabinets, it is characterized in that the contact-making surface correspondence of described upper and lower intermediate plate is provided with projection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012103582486A CN102882147A (en) | 2012-09-24 | 2012-09-24 | Guide rail type grounding device for high-tension switch cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012103582486A CN102882147A (en) | 2012-09-24 | 2012-09-24 | Guide rail type grounding device for high-tension switch cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102882147A true CN102882147A (en) | 2013-01-16 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012103582486A Pending CN102882147A (en) | 2012-09-24 | 2012-09-24 | Guide rail type grounding device for high-tension switch cabinet |
Country Status (1)
| Country | Link |
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| CN (1) | CN102882147A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110932157A (en) * | 2019-12-13 | 2020-03-27 | 徐杰 | Automatic grounded low-voltage switch cabinet |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101728780A (en) * | 2009-12-21 | 2010-06-09 | 安徽鑫龙电器股份有限公司 | Grounding device of metal-clad moveable high-voltage switchgear |
| US20100208416A1 (en) * | 2009-02-19 | 2010-08-19 | Hitachi, Ltd. | Earthing equipment for switchgear |
| CN102290729A (en) * | 2011-04-30 | 2011-12-21 | 山东泰开成套电器有限公司 | Novel handcart grounding device of switch cabinet |
| CN202797728U (en) * | 2012-09-24 | 2013-03-13 | 无锡双力电力设备有限公司 | Guide rail type grounding device for high-tension switch cabinet |
-
2012
- 2012-09-24 CN CN2012103582486A patent/CN102882147A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20100208416A1 (en) * | 2009-02-19 | 2010-08-19 | Hitachi, Ltd. | Earthing equipment for switchgear |
| CN101728780A (en) * | 2009-12-21 | 2010-06-09 | 安徽鑫龙电器股份有限公司 | Grounding device of metal-clad moveable high-voltage switchgear |
| CN102290729A (en) * | 2011-04-30 | 2011-12-21 | 山东泰开成套电器有限公司 | Novel handcart grounding device of switch cabinet |
| CN202797728U (en) * | 2012-09-24 | 2013-03-13 | 无锡双力电力设备有限公司 | Guide rail type grounding device for high-tension switch cabinet |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110932157A (en) * | 2019-12-13 | 2020-03-27 | 徐杰 | Automatic grounded low-voltage switch cabinet |
| CN110932157B (en) * | 2019-12-13 | 2021-01-19 | 胜利油田物华实业发展有限公司 | Automatic grounded low-voltage switch cabinet |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20130116 |