CN203674597U - Station-use transformer high-low voltage side short circuit grounding device - Google Patents
Station-use transformer high-low voltage side short circuit grounding device Download PDFInfo
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- CN203674597U CN203674597U CN201420055736.4U CN201420055736U CN203674597U CN 203674597 U CN203674597 U CN 203674597U CN 201420055736 U CN201420055736 U CN 201420055736U CN 203674597 U CN203674597 U CN 203674597U
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- 238000009413 insulation Methods 0.000 abstract 2
- 230000005611 electricity Effects 0.000 description 5
- 238000002474 experimental method Methods 0.000 description 2
- 230000006698 induction Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 208000002193 Pain Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
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Abstract
The utility model relates to a station-use transformer high-low voltage side short circuit grounding device. During field implementation of the station-use transformer high-low voltage side short circuit grounding device, a grounding short circuit wire is fixedly clamped on a conductive wiring ring with a crocodile clip, a grab handle and the tail part of an insulating rod are grasped, so that a pull rod rotates clockwise around an articulated shaft, an insulation operating rod is pulled downwards when the pull rod rotates clockwise around the articulated shaft, a conductive movable clamp and a conductive fixed clamp are pulled open when the insulation operating rod moves toward a direction close to an insulating sleeve, a spring is compressed for storing energy when the conductive movable clamp moves toward a direction far away from the conductive fixed clamp, a station-use transformer high (or low) voltage side wire clip is placed between the conductive movable clamp and the conductive fixed clamp, an external force on the grab handle is removed, the compressed spring returns to push the conductive movable clamp toward a direction close to the conductive fixed clamp, till the conductive movable clamp and the conductive fixed clamp clench the station-use transformer high (or low) voltage side wire clip tightly.
Description
Technical field
The utility model relates to power equipment Work tool, more particularly, relates to a kind of station transformer high-low-voltage side short-circuit grounding device.
Background technology
Stand and 10kV voltage transitions is become to 220V alternating current with transformer, realize secondary AC system power supply in transformer station, simultaneously for DC charging module provides ac inverter, stand with whether safe and reliable operation of transformer, be related to secondary ac and dc systems power supply safety in whole transformer station.While standing with transformer interruption maintenance, before carrying out station Repair of Transformer test, staff need to carry out ground short circuit electric discharge with induced electricity and the residual charge of transformer to station, prevents that station induced electricity and the residual charge of transformer from wounding staff.Because station is small with transformer, be arranged in 10kV switch cubicle, 10kV switch cubicle inner volume space is little, outdoor relatively large electric discharge device cannot directly apply to station high voltage side of transformer, the electric discharge of low-pressure side ground short circuit, but adopts crocodile clip that testing wire clamp is connected on high voltage side of transformer, low-pressure side wire clamp and is discharged.This discharge mode, staff needs closely near high voltage side of transformer, low-pressure side, and when induced electricity and residual charge are when larger, staff is too easily wounded near high voltage side of transformer, low-pressure side, and personal safety cannot obtain Reliable guarantee.
Utility model content
The purpose of this utility model is to overcome the deficiencies in the prior art, provide a kind of and can lightly realize station high voltage side of transformer, low-pressure side short circuit grounding function portablely, reliable will station with in transformer induction electricity and residual charge importing grounding net of transformer substation own, guarantees the station transformer high-low-voltage side short-circuit grounding device of checking experiment work safety.
The technical solution of the utility model is as follows:
Transformer high-low-voltage side short-circuit grounding device for a kind of station, comprise the insulating bar of hollow, in insulating bar, wear insulating bar, insulating bar stretches out from the opening of insulating bar one end, and be connected with conduction adjustable clamp, the fixing pincers of conduction are oppositely arranged with conduction adjustable clamp, and the fixing pincers of conduction are vertically connected on conduction L-type member upper surface, and conduction L-type member is fixedly connected with insulating bar; Conduction L-type member lower surface is connected with conductive connection ring; Between conduction adjustable clamp and insulating bar, be provided with spring, spring, all the time in compressive state, promotes conduction adjustable clamp toward the motion of the fixing pincers of conduction direction, and conduction adjustable clamp is provided with intermeshing sawtooth with the fixing pincers of conduction opposite face; The insulating bar other end has the perforation parallel with diametric(al), on the fixing spiral-lock insulating bar outer surface of fastener, pull bar one end is hinged by jointed shaft and fastener, the insulating bar other end is fixedly connected with pull bar, the pull bar other end is through boring a hole and being fixedly connected with lever, and lever is the crank handle extending to insulating bar other end direction.
As preferably, insulating bar is set with insulating case in one end that lever is set.
As preferably, insulating bar is arranged on insulating bar axis, and the diameter of insulating bar equates with the opening diameter of insulating bar one end.
The beneficial effects of the utility model are as follows:
When the utility model field conduct, ground short circuit line is connected on conductive connection ring with crocodile clip geometrical clamp, hold lever and insulating bar afterbody and hold and pinch, pull bar is clockwise rotated around jointed shaft, pull bar clockwise rotates drop-down insulating bar in process around jointed shaft, insulating bar is in close insulating case direction moving process, pull open the fixing pincers of conduction adjustable clamp and conduction, conduction adjustable clamp is Compress Spring energy storage to moving away from the fixing pincers of conduction direction when, to stand and fold up into conduction adjustable clamp and conduction and fix between pincers with transformer high (or low) pressure side line, remove the external force on lever, compressed spring return function promotes conduction adjustable clamp to moving near the fixing pincers of conduction direction, until stinging tight station transformer high (or low), the fixing pincers of conduction adjustable clamp and conduction press side line folder.
The utility model can lightly be realized station high voltage side of transformer, low-pressure side short circuit grounding function portablely, reliably will stand and use transformer induction electricity and residual charge own to import in grounding net of transformer substation, guarantees checking experiment work safety.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
In figure: the 1st, insulating bar, the 2nd, insulating bar, the 3rd, L-type member, the 4th, the fixing pincers of conduction, the 5th, conduction adjustable clamp, the 6th, spring, the 7th, conductive connection ring, the 8th, pull bar, the 9th, lever, the 10th, jointed shaft, the 11st, fastener, the 12nd, insulating case.
Embodiment
Below in conjunction with drawings and Examples, the utility model is described in further detail.
As shown in Figure 1, a kind of station with transformer high-low-voltage side short-circuit grounding device, comprises the insulating bar 1 of hollow, wears insulating bar 2 in insulating bar 1, and insulating bar 2 stretches out from the opening of insulating bar 1 one end, and is connected with conduction adjustable clamp 5.In the present embodiment, insulating bar 2 is arranged on insulating bar 1 axis, and the diameter of insulating bar 2 equates with the opening diameter of insulating bar 1 one end.
The fixing pincers 4 of conduction are oppositely arranged with conduction adjustable clamp 5, and the fixing pincers 4 of conduction are vertically connected on conduction L-type member 3 upper surfaces, and conduction L-type member 3 is fixedly connected with insulating bar 1; Conduction L-type member 3 lower surfaces are connected with conductive connection ring 7; Between conduction adjustable clamp 5 and insulating bar 1, be provided with spring 6, spring 6, all the time in compressive state, promotes conduction adjustable clamp 5 toward the fixing pincers 4 direction motions of conduction, and conduction adjustable clamp 5 is provided with intermeshing sawtooth with the fixing pincers of conduction 4 opposite faces.Insulating bar 1 other end has the perforation parallel with diametric(al), on fixing spiral-lock insulating bar 1 outer surface of fastener 11, pull bar 8 one end are hinged by jointed shaft 10 and fastener 11, insulating bar 2 other ends are fixedly connected with pull bar 8, pull bar 8 other ends are through boring a hole and being fixedly connected with lever 9, lever 9 is the crank handle extending to insulating bar 1 other end direction, handled easily.
In order to guarantee further operating personnel's safety, reason insulating bar 1 is set with insulating case 12 in one end that lever 9 is set.
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 (3)
1. a transformer high-low-voltage side short-circuit grounding device for station, it is characterized in that, comprise the insulating bar of hollow, in insulating bar, wear insulating bar, insulating bar stretches out from the opening of insulating bar one end, and is connected with conduction adjustable clamp, and the fixing pincers of conduction are oppositely arranged with conduction adjustable clamp, and the fixing pincers of conduction are vertically connected on conduction L-type member upper surface, and conduction L-type member is fixedly connected with insulating bar; Conduction L-type member lower surface is connected with conductive connection ring; Between conduction adjustable clamp and insulating bar, be provided with spring, spring, all the time in compressive state, promotes conduction adjustable clamp toward the motion of the fixing pincers of conduction direction, and conduction adjustable clamp is provided with intermeshing sawtooth with the fixing pincers of conduction opposite face; The insulating bar other end has the perforation parallel with diametric(al), on the fixing spiral-lock insulating bar outer surface of fastener, pull bar one end is hinged by jointed shaft and fastener, the insulating bar other end is fixedly connected with pull bar, the pull bar other end is through boring a hole and being fixedly connected with lever, and lever is the crank handle extending to insulating bar other end direction.
2. transformer high-low-voltage side short-circuit grounding device for station according to claim 1, is characterized in that, insulating bar is set with insulating case in one end that lever is set.
3. transformer high-low-voltage side short-circuit grounding device for station according to claim 2, is characterized in that, insulating bar is arranged on insulating bar axis, and the diameter of insulating bar equates with the opening diameter of insulating bar one end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420055736.4U CN203674597U (en) | 2014-01-28 | 2014-01-28 | Station-use transformer high-low voltage side short circuit grounding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420055736.4U CN203674597U (en) | 2014-01-28 | 2014-01-28 | Station-use transformer high-low voltage side short circuit grounding device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203674597U true CN203674597U (en) | 2014-06-25 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420055736.4U Expired - Fee Related CN203674597U (en) | 2014-01-28 | 2014-01-28 | Station-use transformer high-low voltage side short circuit grounding device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203674597U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105598682A (en) * | 2016-03-18 | 2016-05-25 | 广汽本田汽车有限公司 | Movable electric device for car door detachment |
| CN107453262A (en) * | 2017-08-22 | 2017-12-08 | 国网山东省电力公司淄博供电公司 | Voltage transformer fuse charged for replacement action bars |
| CN108232480A (en) * | 2016-12-21 | 2018-06-29 | 中国石油化工股份有限公司 | A kind of magnetic-type wire connection device |
| CN116435073A (en) * | 2023-06-12 | 2023-07-14 | 山西济达电气股份有限公司 | Electric shock prevention wet-type transformer |
-
2014
- 2014-01-28 CN CN201420055736.4U patent/CN203674597U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105598682A (en) * | 2016-03-18 | 2016-05-25 | 广汽本田汽车有限公司 | Movable electric device for car door detachment |
| CN105598682B (en) * | 2016-03-18 | 2018-12-07 | 广汽本田汽车有限公司 | Mobile vehicle door disassembling electrical equipment |
| CN108232480A (en) * | 2016-12-21 | 2018-06-29 | 中国石油化工股份有限公司 | A kind of magnetic-type wire connection device |
| CN107453262A (en) * | 2017-08-22 | 2017-12-08 | 国网山东省电力公司淄博供电公司 | Voltage transformer fuse charged for replacement action bars |
| CN116435073A (en) * | 2023-06-12 | 2023-07-14 | 山西济达电气股份有限公司 | Electric shock prevention wet-type transformer |
| CN116435073B (en) * | 2023-06-12 | 2023-09-08 | 山西济达电气股份有限公司 | Electric shock prevention wet-type transformer |
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| 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 |
Granted publication date: 20140625 Termination date: 20220128 |
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| CF01 | Termination of patent right due to non-payment of annual fee |