CN205826699U - A kind of Dielectric Test of Transformer termination - Google Patents
A kind of Dielectric Test of Transformer termination Download PDFInfo
- Publication number
- CN205826699U CN205826699U CN201620505970.1U CN201620505970U CN205826699U CN 205826699 U CN205826699 U CN 205826699U CN 201620505970 U CN201620505970 U CN 201620505970U CN 205826699 U CN205826699 U CN 205826699U
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- Prior art keywords
- jig arm
- shaped jaws
- locking
- hinge portion
- retainer ring
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- 230000006835 compression Effects 0.000 claims abstract description 6
- 238000007906 compression Methods 0.000 claims abstract description 6
- 239000004020 conductor Substances 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 3
- 238000005259 measurement Methods 0.000 description 5
- 238000009413 insulation Methods 0.000 description 3
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- TVEXGJYMHHTVKP-UHFFFAOYSA-N 6-oxabicyclo[3.2.1]oct-3-en-7-one Chemical compound C1C2C(=O)OC1C=CC2 TVEXGJYMHHTVKP-UHFFFAOYSA-N 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000009666 routine test Methods 0.000 description 1
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- Testing Relating To Insulation (AREA)
Abstract
This utility model relates to a kind of Dielectric Test of Transformer termination, and it included the left and right jig arm that hinge portion is hinged, and hinge portion is arranged above bare terminal end, and the lower section in hinge portion is handle end；Bare terminal end top is left C-shaped jaws and right C-shaped jaws, it is respectively provided with clamping device in left C-shaped jaws and right C-shaped jaws, compression spring is installed in bare terminal end bottom, the outside in hinge portion arranges link, handle end arranges rotary locking device, it is connected with left jig arm and right jig arm by the locking rope of its both sides, inverted L-shaped slotted eye is set in locking device bottom, left jig arm and right jig arm are respectively provided with retainer ring；This utility model can improve safety and the efficiency of field high-pressure test wiring, it is easily achieved without in the environment of high-altitude operation vehicle, utilize operating personnel to operate brake pull-rod clamp and extract high-voltage test leads, instead of the method that in the past must utilize high-altitude operation vehicle anchor leg, improve work efficiency and test accuracy, being smoothed out of test has been effectively ensured.
Description
Technical field
This utility model relates to a kind of Dielectric Test of Transformer termination.
Background technology
In transformator, insulation is made up of a lot of insulant.Any insulant, under voltage effect, always has energy loss.If dielectric loss is excessive, electrolyte temperature can be made to raise, promote material that aging (embrittlement, decomposition etc.) occurs.Therefore, the size of dielectric loss is to weigh an important indicator of dielectric electrical property.
The most on-the-spot 110kV, 220kV, 500kV electric pressure transformator dielectric loss measurement test is power failure routine test, and bushing shell for transformer lead-in wire is torn open when having a power failure after drawing and measured by needs.Need during measurement to carry out pressurized operation after the three-phase conduit connection terminal short circuit of high-pressure side.And lack suitable wire clamp when using without disconnecting power lead to carry out dielectric loss measurement at present and test lead is fixed, simultaneously because high voltage side of transformer sleeve pipe is higher, short circuit job demand operator use high-altitude operation vehicle to carry out wiring work.
During prerun, high-altitude operation vehicle uses frequency relatively big, causes vehicle deploying to go wrong so that field operation is obstructed, the situation that people waits for bus occurs.Use high-altitude operation vehicle to coordinate wiring simultaneously, need scene to note and the control measure of electrical body safe distance, exist and touch electrical body by mistake and cause the hidden danger of security incident.And use the high-altitude operation vehicle wiring activity duration longer, cause work efficiency relatively low.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of compact conformation, easy to operate, raising work efficiency, safe and reliable Dielectric Test of Transformer termination.
This utility model adopts the following technical scheme that
This utility model includes left jig arm and right jig arm；Described left jig arm and right jig arm are hinged by hinge portion, and hinge portion is arranged above bare terminal end, and the lower section in hinge portion is handle end；Described hinge portion and bare terminal end are conductor, and described handle end is cavity；Described bare terminal end top is the left C-shaped jaws and right C-shaped jaws being correspondingly arranged, and described left C-shaped jaws is arranged on the top of described right jig arm, and described right C-shaped jaws is arranged on the top of described left jig arm；It is respectively provided with clamping device in described left C-shaped jaws and right C-shaped jaws；Compression spring is installed in described bare terminal end bottom；The outside in described hinge portion arranges link；Described handle end arranges rotary locking device, and described locking device is connected with left jig arm and right jig arm by the locking rope of its both sides, arranges inverted L-shaped slotted eye in described locking device bottom；Described left jig arm and right jig arm are respectively provided with retainer ring.
Clamping device described in the utility model includes left clamping device and right clamping device；Described left clamping device includes the left regulation spring being fixedly mounted in described left C-shaped jaws and is fixedly mounted on the left intermediate plate of left regulation spring one end, the described left regulation spring other end is fixedly mounted on left C-shaped jaws medial wall, and described left intermediate plate upper end is fixed with left C-shaped jaws upper end；Described right clamping device includes the right regulation spring being fixedly mounted in described right C-shaped jaws and is fixedly mounted on the right clamping piece of right regulation spring one end, the described right regulation spring other end is fixedly mounted on right C-shaped jaws medial wall, and described right clamping piece upper end is fixed with right C-shaped jaws upper end.
Locking device described in the utility model includes column locker and the left locking bail being separately mounted to both sides, locker lower end and right locking bail；Described locking rope includes left locking rope and right locking rope, and one end of described left locking rope is fixing with locker side to be connected, and described right locking rope side is fixing with locker opposite side to be connected；Described retainer ring includes left retainer ring and right retainer ring, and described left retainer ring is corresponding with described left locking bail, and described right retainer ring is corresponding with described right locking bail.
This utility model good effect is as follows: the left jig arm of this utility model and right jig arm are hinged by hinge portion, brake pull-rod top is inserted in inverted L-shaped slotted eye, rotating brake pull-rod makes left jig arm and right jig arm tighten up and loosen, thus control bare terminal end folding, 110kV can be clamped by the elastic force of the left regulation spring in left clamping device and right clamping device and right regulation spring, 220kV and 500kV bushing shell for transformer top lead, after tightening up outwards or move inward brake pull-rod by a left side, right locking bail hangs over a left side for correspondence, in right retainer ring, then locking device is fixing does not rotates, stable and reliable for performance.
This utility model entirety uses stainless steel to alleviate weight so that this utility model can be delivered near bushing shell for transformer top lead by operator by action bars.
The lead-in wire being connected with bare terminal end arranged in this utility model handle end cavity uses the wire that can tolerate more than 15kV voltage, meet the major part dielectric loss 10kV test voltage demand to wire insulation, ensure that experimental safe, operator can be after transformator power failure overhaul, portion utilizes this utility model device to reach fast-wiring on the transformer, it is achieved the purpose of without disconnecting power lead dielectric loss measurement.
This utility model can improve safety and the efficiency of field high-pressure test wiring, it is easily achieved without in the environment of high-altitude operation vehicle, utilize operating personnel to operate brake pull-rod clamp and extract high-voltage test leads, instead of the method that in the past must utilize high-altitude operation vehicle anchor leg, improve work efficiency and test accuracy, being smoothed out of test has been effectively ensured.
Accompanying drawing explanation
Fig. 1 is this utility model structural representation.
In the accompanying drawings: 1 left jig arm, 2 right jig arm, 3 left C-shaped jaws, 4 right C-shaped jaws, 5 left regulation springs, 6 left intermediate plates, 7 right regulation springs, 8 right clamping pieces, 9 compression springs, 10 hinge portions, 11 lockers, the left locking rope of 12-1, the right locking rope of 12-2,13 left locking bails, 14 right locking bails, 15 left retainer ring, 16 right retainer ring, 17 links, 18 inverted L-shaped slotted eyes, 19 wires.
Detailed description of the invention
As shown in Figure 1, this utility model includes left jig arm 1 and right jig arm 2；Described left jig arm 1 and right jig arm 2 are hinged by hinge portion 10, and hinge portion 10 is arranged above bare terminal end, and the lower section in hinge portion 10 is handle end；Described hinge portion 10 is conductor with bare terminal end, and described handle end is cavity；Described bare terminal end top is the left C-shaped jaws 3 and right C-shaped jaws 4 being correspondingly arranged, and described left C-shaped jaws 3 is arranged on the top of described right jig arm 2, and described right C-shaped jaws 4 is arranged on the top of described left jig arm 1；
It is respectively provided with clamping device in described left C-shaped jaws 3 and right C-shaped jaws 4；Described clamping device includes left clamping device that structure is identical and right clamping device；Described left clamping device includes the left regulation spring 5 being fixedly mounted in described left C-shaped jaws 3 and is fixedly mounted on the left intermediate plate 6 of left regulation spring 5 one end, described left regulation spring 5 other end is fixedly mounted on left C-shaped jaws 3 medial wall, and described left intermediate plate 6 upper end is fixed with left C-shaped jaws 3 upper end；Described right clamping device includes the right regulation spring 7 being fixedly mounted in described right C-shaped jaws 4 and is fixedly mounted on the right clamping piece 8 of right regulation spring 7 one end, described right regulation spring 7 other end is fixedly mounted on right C-shaped jaws 4 medial wall, and described right clamping piece 8 upper end is fixed with right C-shaped jaws 4 upper end.Compression spring 9 is installed in described bare terminal end bottom；The outside in described hinge portion 10 arranges link 17.Described handle end arranges rotary locking device, and described locking device is connected with left jig arm 1 and right jig arm 2 by the locking rope of its both sides, arranges inverted L-shaped slotted eye 18 in described locking device bottom；Described left jig arm 1 and right jig arm 2 are respectively provided with retainer ring.Described locking device includes column locker 11 and the left locking bail 13 being separately mounted to both sides, locker 11 lower end and right locking bail 14, described inverted L-shaped slotted eye 18 is arranged on the bottom of locker 11, described locking rope includes left locking rope 12-1 and right locking rope 12-2, one end of described left locking rope 12-1 is fixing with locker 11 side to be connected, and described right locking rope 12-2 side is fixing with locker 11 opposite side to be connected；Described retainer ring includes left retainer ring 15 and right retainer ring 16, and described left retainer ring 15 is corresponding with described left locking bail 13, and described right retainer ring 16 is corresponding with described right locking bail 14.The wire 19 that in this utility model handle end cavity, i.e. left jig arm 1 or the interior setting of right jig arm 2 are connected with bare terminal end.
During work, operator are first enclosed within link 17 with action bars top, to lift on this utility model, make the bare terminal end opened close with bushing shell for transformer lead-in wire, operator insert in inverted L-shaped slotted eye 18 with brake pull-rod top again, the brake pull-rod that turns clockwise drives locker 11 to rotate, the most left locking rope 12-1 and right locking rope 12-2 tightens up and pulls left jig arm 1 or right jig arm 2 to tighten up simultaneously, make left C-shaped jaws 3 and the left intermediate plate 6 of right C-shaped jaws 4 and right clamping piece 8 gripping sleeve lead-in wire, move brake pull-rod more left locking bail 13 and right locking bail 14 to be hung in left retainer ring 15 and right retainer ring 16, now locker 11 is fixing no longer rotates.Move brake pull-rod when taking off this utility model left locking bail 13 and right locking bail 14 to be taken from left retainer ring 15 and right retainer ring 16, make bare terminal end open by the elastic force of compression spring 9.
This utility model can clamp 110kV, 220kV and 500kV bushing shell for transformer top lead by the elastic force of the left regulation spring in left clamping device and right clamping device and right regulation spring, this utility model entirety uses stainless steel to alleviate weight so that this utility model can be delivered near bushing shell for transformer top lead by operator by action bars.
The wire being connected with bare terminal end arranged in this utility model handle end cavity uses the wire that can tolerate more than 15kV voltage, meet the major part dielectric loss 10kV test voltage demand to wire insulation, ensure that experimental safe, operator can be after transformator power failure overhaul, portion utilizes this utility model device to reach fast-wiring on the transformer, it is achieved the purpose of without disconnecting power lead dielectric loss measurement.
This utility model can improve safety and the efficiency of field high-pressure test wiring, it is easily achieved without in the environment of high-altitude operation vehicle, utilize operating personnel to operate brake pull-rod clamp and extract high-voltage test leads, instead of the method that in the past must utilize high-altitude operation vehicle anchor leg, improve work efficiency and test accuracy, being smoothed out of test has been effectively ensured.
The above embodiment is only preferred embodiment of the present utility model; and not this utility model possible embodiments is exhaustive; for persons skilled in the art; any obvious change done to it on the premise of without departing substantially from this utility model principle and spirit, within all should being contemplated as falling with claims of the present utility model.
Claims (3)
1. a Dielectric Test of Transformer termination, it is characterised in that it includes left jig arm (1) and right jig arm (2)；Described left jig arm (1) and right jig arm (2) are hinged by hinge portion (10), hinge portion (10) be arranged above bare terminal end, the lower section of hinge portion (10) is handle end；Described hinge portion (10) and bare terminal end are conductor, and described handle end is cavity；
Described bare terminal end top is the left C-shaped jaws (3) and right C-shaped jaws (4) being correspondingly arranged, and described left C-shaped jaws (3) is arranged on the top of described right jig arm (2), and described right C-shaped jaws (4) is arranged on the top of described left jig arm (1)；
It is respectively provided with clamping device in described left C-shaped jaws (3) and right C-shaped jaws (4)；
Compression spring (9) is installed in described bare terminal end bottom；
The outside of described hinge portion (10) arranges link (17)；
Described handle end arranges rotary locking device, and described locking device is connected with left jig arm (1) and right jig arm (2) by the locking rope of its both sides, arranges inverted L-shaped slotted eye (18) in described locking device bottom；Described left jig arm (1) and right jig arm (2) are respectively provided with retainer ring.
A kind of Dielectric Test of Transformer termination the most according to claim 1, it is characterised in that described clamping device includes left clamping device and right clamping device；
Described left clamping device includes the left regulation spring (5) being fixedly mounted in described left C-shaped jaws (3) and is fixedly mounted on the left intermediate plate (6) of left regulation spring (5) one end, described left regulation spring (5) other end is fixedly mounted on left C-shaped jaws (3) medial wall, and described left intermediate plate (6) upper end is fixed with left C-shaped jaws (3) upper end
；
Described right clamping device includes the right regulation spring (7) being fixedly mounted in described right C-shaped jaws (4) and is fixedly mounted on the right clamping piece (8) of right regulation spring (7) one end, described right regulation spring (7) other end is fixedly mounted on right C-shaped jaws (4) medial wall, and described right clamping piece (8) upper end is fixed with right C-shaped jaws (4) upper end.
A kind of Dielectric Test of Transformer termination the most according to claim 1 and 2, it is characterised in that described locking device includes column locker (11) and the left locking bail (13) being separately mounted to locker (11) both sides, lower end and right locking bail (14)；
Described locking rope includes left locking rope (12-1) and right locking rope (12-2), one end of described left locking rope (12-1) is fixing with locker (11) side to be connected, and described right locking rope (12-2) side is fixing with locker (11) opposite side to be connected；
Described retainer ring includes left retainer ring (15) and right retainer ring (16), and described left retainer ring (15) is corresponding with described left locking bail (13), and described right retainer ring (16) is corresponding with described right locking bail (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620505970.1U CN205826699U (en) | 2016-05-30 | 2016-05-30 | A kind of Dielectric Test of Transformer termination |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620505970.1U CN205826699U (en) | 2016-05-30 | 2016-05-30 | A kind of Dielectric Test of Transformer termination |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205826699U true CN205826699U (en) | 2016-12-21 |
Family
ID=57558736
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620505970.1U Withdrawn - After Issue CN205826699U (en) | 2016-05-30 | 2016-05-30 | A kind of Dielectric Test of Transformer termination |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205826699U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105954545A (en) * | 2016-05-30 | 2016-09-21 | 国网河北省电力公司电力科学研究院 | Transformer dielectric loss test wiring device |
| CN107688106A (en) * | 2017-09-25 | 2018-02-13 | 中国长江电力股份有限公司 | A kind of electrical equipment high-voltage large current experiment special fixture and method |
-
2016
- 2016-05-30 CN CN201620505970.1U patent/CN205826699U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105954545A (en) * | 2016-05-30 | 2016-09-21 | 国网河北省电力公司电力科学研究院 | Transformer dielectric loss test wiring device |
| CN105954545B (en) * | 2016-05-30 | 2018-03-02 | 国网河北省电力公司电力科学研究院 | A kind of Dielectric Test of Transformer termination |
| CN107688106A (en) * | 2017-09-25 | 2018-02-13 | 中国长江电力股份有限公司 | A kind of electrical equipment high-voltage large current experiment special fixture and method |
| CN107688106B (en) * | 2017-09-25 | 2023-12-29 | 中国长江电力股份有限公司 | Special fixture and method for high-voltage and high-current test of electrical equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20161221 Effective date of abandoning: 20180302 |