CN203660224U - A power transformation secondary circuit terminal strip short circuit connection member - Google Patents
A power transformation secondary circuit terminal strip short circuit connection member Download PDFInfo
- Publication number
- CN203660224U CN203660224U CN201420011041.6U CN201420011041U CN203660224U CN 203660224 U CN203660224 U CN 203660224U CN 201420011041 U CN201420011041 U CN 201420011041U CN 203660224 U CN203660224 U CN 203660224U
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- short circuit
- power transformation
- terminal board
- terminal
- transformation secondary
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- 230000009466 transformation Effects 0.000 title claims abstract description 33
- 238000009413 insulation Methods 0.000 claims description 5
- 238000007789 sealing Methods 0.000 claims description 2
- 230000037431 insertion Effects 0.000 abstract 2
- 238000003780 insertion Methods 0.000 abstract 2
- 238000002955 isolation Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Abstract
The utility model relates to a power transformation secondary circuit terminal strip short circuit connection member comprising an electric conduction shaft. One side of the electric conduction shaft is vertically and fixedly connected with a plurality of short circuit connection pressing sheets; the short circuit connection pressing sheets are provided with insertion holes; electric conduction plugs are inserted in the insertion holes after passing through terminals of a terminal strip; the terminals and the short circuit connection pressing sheets are in conduction connection through the plugs; and the adjacent terminals are in short circuit connection with each other through the electric conduction shaft. The power transformation secondary circuit terminal strip short circuit connection member is simple in structure and simple to operate and use, allows both electrified short circuit connection of a part of adjacent terminals on the power transformation secondary circuit terminal strip and electrified short circuit connection of a part of terminals in different areas on the power transformation secondary circuit terminal strip, has no influence on the normal operation of the power transformation secondary circuit, and guarantees the reliable operation of relay protection equipment.
Description
Technical field
The utility model relates to power equipment utensil, more particularly, relates to a kind of power transformation secondary circuit terminal board short circuit connecting elements.
Background technology
Power transformation secondary circuit bulky complex in transformer station because load growth, often need to extend substation every, newly extend substation every needing to change to a certain extent secondary circuit; Because some a power transformation primary equipments or secondary device operation year limit for length, reach the retired age need to undergo technological transformation or carry out specialization maintenance, technological transformation and specialized maintenance all need to relate to power transformation secondary circuit and change or isolate.Change secondary circuit change or isolation work and conventionally need to carry out associated terminal short circuit isolation work on terminal board; and existing short circuit quarantine measures mainly adopt test wire to carry out short circuit; easily because pulling apart because of carelessness, staff causes the three-phase current unbalance that flows into protective relaying device; can cause protective relaying device misoperation; and then excise normal operating power transformation primary equipment by mistake, cause loss of outage.Therefore, develop and a kind ofly can divide adjacent terminal in charged short circuit power transformation secondary circuit terminal board top, also the terminal of part zones of different on can charged short circuit power transformation secondary circuit terminal board, the power transformation secondary circuit terminal board short circuit connecting elements that does not affect the normal operation of power transformation secondary circuit has very important engineering practice meaning.
Utility model content
The purpose of this utility model is to overcome the deficiencies in the prior art, provide a kind of simple in structure, operation is used easily, can divide adjacent terminal in charged short circuit power transformation secondary circuit terminal board top, the terminal of part zones of different on can charged short circuit power transformation secondary circuit terminal board, does not affect the power transformation secondary circuit terminal board short circuit connecting elements of the normal operation of power transformation secondary circuit yet.
The technical solution of the utility model is as follows:
A kind of power transformation secondary circuit terminal board short circuit connecting elements, comprise conductive shaft, conductive shaft one side is vertically fixedly connected with multiple short circuit compressing tablets, on short circuit compressing tablet, offer jack, conductive plug is through the terminal of terminal board, insert jack, terminal and short circuit compressing tablet are by plug conducting, and terminals of adjacent is by the mutual short circuit of conductive shaft.
As preferably, conductive shaft is coated with insulating sleeve, and conductive shaft is connected with insulation handle.
As preferably, plug outer surface is provided with screw thread, on the terminal of terminal board, is provided with screw, and plug and terminal, by threaded engagement, carry out precession or back-out.
As preferably, jack is positioned at short circuit compressing tablet middle, and the distance between the screw center of circle of the terminal of the distance between adjacent short circuit compressing tablet and adjacent terminal board equates.
As preferably, plug top is fixedly connected with conduction expanded body, the hollow circular cylinder of conduction expanded body end face opening, and one end of conduction expanded body opening is provided with expansion connecting hole, and one end of conduction expanded body sealing is fixedly connected with plug.
As preferably, conduction expanded body is coated with insulating sleeve.
The beneficial effects of the utility model are as follows:
When the utility model uses, staff holds insulation handle, keep conductive shaft propelling parallel with terminal board, until the screw center of circle on jack and the terminal on short circuit compressing tablet is when vertically opposite, hold conduction expanded body vertical by the screw on plug precession terminal, realize the conducting of adjacent short circuit compressing tablet by conductive shaft, complete the short circuit work between the terminals of adjacent of region.
Equally, according to said method operate the short circuit work between other region terminals of adjacent on terminal board, then a test wire two is injected respectively in the expansion connecting hole of terminal board short circuit connecting elements of zones of different terminals of adjacent, can be completed the short circuit work between zones of different terminals of adjacent.
The utility model is simple in structure; operation is used easily; can divide adjacent terminal in charged short circuit power transformation secondary circuit terminal board top; also the terminal of part zones of different on can charged short circuit power transformation secondary circuit terminal board; do not affect power transformation secondary circuit and normally move, guarantee relay protection device reliability service.
Accompanying drawing explanation
Fig. 1 is the structural representation of conductive shaft;
Fig. 2 is the structural representation of plug;
In figure: the 1st, conductive shaft, the 2nd, short circuit compressing tablet, the 3rd, jack, the 4th, plug, the 5th, screw thread, the 6th, conduction expanded body, the 7th, expansion connecting hole, the 8th, insulation handle.
Embodiment
Below in conjunction with drawings and Examples, the utility model is described in further detail.
As shown in Figure 1 and Figure 2, a kind of power transformation secondary circuit terminal board short circuit connecting elements, comprise conductive shaft 1, conductive shaft 1 one sides are vertically fixedly connected with multiple short circuit compressing tablets 2, on short circuit compressing tablet 2, offer jack 3, conductive plug 4, through the terminal of terminal board, inserts jack 3, terminal and short circuit compressing tablet 2 are by plug 4 conductings, and terminals of adjacent is by the mutual short circuit of conductive shaft 1.
For handled easily, and assurance operating personnel's safety, conductive shaft 1 is coated with insulating sleeve, and conductive shaft 1 is connected with insulation handle 8.
Coordinate with the terminal of terminal board, plug 4 outer surfaces are provided with screw thread 5, on the terminal of terminal board, are provided with screw, and plug 4 coordinates by screw thread 5 with terminal, carries out precession or back-out.
More smooth and easy in order to make to install, it is easier to operate, and jack 3 is positioned at short circuit compressing tablet 2 middles, and the distance between the screw center of circle of the terminal of the distance that adjacent short circuit compressing tablet is 2 and adjacent terminal board equates.
The utility model not only can be for the short circuit of the terminals of adjacent in territory, same district, also can realize the short circuit of the terminal of zones of different, plug 4 tops are fixedly connected with conduction expanded body 6, the hollow circular cylinder of conduction expanded body 6 end face openings, one end of conduction expanded body 6 openings is provided with expansion connecting hole 7, and one end that conduction expanded body 6 is sealed is fixedly connected with plug 4.A test wire two is injected respectively in the expansion connecting hole 7 of terminal board short circuit connecting elements of zones of different terminals of adjacent, can be completed the short circuit work between zones of different terminals of adjacent.
In order to guarantee operating personnel's safety, and firmly completely, conduction expanded body 6 is coated with insulating sleeve.
Above-described embodiment is only for the utility model is described, and not with the restriction of the present utility model of opposing.As long as according to technical spirit of the present utility model, to above-described embodiment change, modification etc. all will drop in the scope of claim of the present utility model.
Claims (6)
1. a power transformation secondary circuit terminal board short circuit connecting elements, it is characterized in that, comprise conductive shaft, conductive shaft one side is vertically fixedly connected with multiple short circuit compressing tablets, on short circuit compressing tablet, offer jack, conductive plug, through the terminal of terminal board, inserts jack, terminal and short circuit compressing tablet are by plug conducting, and terminals of adjacent is by the mutual short circuit of conductive shaft.
2. power transformation secondary circuit terminal board short circuit connecting elements according to claim 1, is characterized in that, conductive shaft is coated with insulating sleeve, and conductive shaft is connected with insulation handle.
3. power transformation secondary circuit terminal board short circuit connecting elements according to claim 1, is characterized in that, plug outer surface is provided with screw thread, on the terminal of terminal board, is provided with screw, and plug and terminal, by threaded engagement, carry out precession or back-out.
4. power transformation secondary circuit terminal board short circuit connecting elements according to claim 3, is characterized in that, jack is positioned at short circuit compressing tablet middle, and the distance between the screw center of circle of the terminal of the distance between adjacent short circuit compressing tablet and adjacent terminal board equates.
5. power transformation secondary circuit terminal board short circuit connecting elements according to claim 1, it is characterized in that, plug top is fixedly connected with conduction expanded body, the hollow circular cylinder of conduction expanded body end face opening, one end of conduction expanded body opening is provided with expansion connecting hole, and one end of conduction expanded body sealing is fixedly connected with plug.
6. power transformation secondary circuit terminal board short circuit connecting elements according to claim 5, is characterized in that, conduction expanded body is coated with insulating sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420011041.6U CN203660224U (en) | 2014-01-08 | 2014-01-08 | A power transformation secondary circuit terminal strip short circuit connection member |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420011041.6U CN203660224U (en) | 2014-01-08 | 2014-01-08 | A power transformation secondary circuit terminal strip short circuit connection member |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203660224U true CN203660224U (en) | 2014-06-18 |
Family
ID=50926576
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420011041.6U Expired - Fee Related CN203660224U (en) | 2014-01-08 | 2014-01-08 | A power transformation secondary circuit terminal strip short circuit connection member |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203660224U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108471035A (en) * | 2018-03-19 | 2018-08-31 | 宝鸡石油机械有限责任公司 | A kind of repeatable electrical connection short circuit piece using stitch |
| CN109932611A (en) * | 2019-03-20 | 2019-06-25 | 浪潮商用机器有限公司 | A kind of debugging short-circuit device |
| CN110994291A (en) * | 2019-11-14 | 2020-04-10 | 贵州电网有限责任公司 | Current terminal short circuit device |
| CN111650408A (en) * | 2020-06-24 | 2020-09-11 | 国网福建省电力有限公司 | Current loop short connection piece and short connection method of phoenix test terminal of operating equipment |
| CN112630474A (en) * | 2020-12-10 | 2021-04-09 | 广东电网有限责任公司中山供电局 | Integral type area insulating handle's current transformer secondary circuit short circuit instrument |
| CN112698128A (en) * | 2020-12-08 | 2021-04-23 | 惠州蓄能发电有限公司 | Relay protection function verification short circuit device and method |
-
2014
- 2014-01-08 CN CN201420011041.6U patent/CN203660224U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108471035A (en) * | 2018-03-19 | 2018-08-31 | 宝鸡石油机械有限责任公司 | A kind of repeatable electrical connection short circuit piece using stitch |
| CN108471035B (en) * | 2018-03-19 | 2019-12-24 | 宝鸡石油机械有限责任公司 | Electrical connection short connecting sheet capable of repeatedly using pins |
| CN109932611A (en) * | 2019-03-20 | 2019-06-25 | 浪潮商用机器有限公司 | A kind of debugging short-circuit device |
| CN109932611B (en) * | 2019-03-20 | 2021-07-16 | 浪潮商用机器有限公司 | Debugging short circuit device |
| CN110994291A (en) * | 2019-11-14 | 2020-04-10 | 贵州电网有限责任公司 | Current terminal short circuit device |
| CN111650408A (en) * | 2020-06-24 | 2020-09-11 | 国网福建省电力有限公司 | Current loop short connection piece and short connection method of phoenix test terminal of operating equipment |
| CN112698128A (en) * | 2020-12-08 | 2021-04-23 | 惠州蓄能发电有限公司 | Relay protection function verification short circuit device and method |
| CN112630474A (en) * | 2020-12-10 | 2021-04-09 | 广东电网有限责任公司中山供电局 | Integral type area insulating handle's current transformer secondary circuit short circuit instrument |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140618 Termination date: 20210108 |