CN205263131U - A auxiliary device for 10kv vacuum circuit breaker high -voltage testing - Google Patents
A auxiliary device for 10kv vacuum circuit breaker high -voltage testing Download PDFInfo
- Publication number
- CN205263131U CN205263131U CN201520946151.6U CN201520946151U CN205263131U CN 205263131 U CN205263131 U CN 205263131U CN 201520946151 U CN201520946151 U CN 201520946151U CN 205263131 U CN205263131 U CN 205263131U
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- CN
- China
- Prior art keywords
- circuit breaker
- vacuum circuit
- clamping part
- contact
- electric installation
- 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
Links
- 238000012360 testing method Methods 0.000 title claims abstract description 83
- 238000009434 installation Methods 0.000 claims abstract description 37
- 238000004382 potting Methods 0.000 claims description 25
- 230000008878 coupling Effects 0.000 claims description 11
- 238000010168 coupling process Methods 0.000 claims description 11
- 238000005859 coupling reaction Methods 0.000 claims description 11
- 125000006850 spacer group Chemical group 0.000 claims description 5
- 239000000463 material Substances 0.000 claims description 4
- 229910001369 Brass Inorganic materials 0.000 claims description 3
- 239000010951 brass Substances 0.000 claims description 3
- 239000003822 epoxy resin Substances 0.000 claims description 3
- 229920000647 polyepoxide Polymers 0.000 claims description 3
- 229910052709 silver Inorganic materials 0.000 claims description 3
- 239000004332 silver Substances 0.000 claims description 3
- 230000000717 retained effect Effects 0.000 claims description 2
- 230000006978 adaptation Effects 0.000 abstract 4
- 238000012423 maintenance Methods 0.000 abstract 1
- 230000013011 mating Effects 0.000 abstract 1
- 238000002474 experimental method Methods 0.000 description 4
- 238000010438 heat treatment Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 238000010998 test method Methods 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- Gas-Insulated Switchgears (AREA)
Abstract
The utility model discloses an auxiliary device for 10kv vacuum circuit breaker high -voltage testing, through setting up insulating fixed plate and mating the electric installation that vacuum circuit breaker contact appearance and quantity set up, and set up contact adaptation portion and test the clamping part on the electric installation, the portion sets up the both sides at the fixed plate with the test clamping part adjustablely with the contact adaptation, when carrying out return circuit resistance test to vacuum circuit breaker, thereby it makes contact adaptation portion insert the vacuum circuit breaker contact completely to exert oneself to push the fixed plate behind the alignment vacuum circuit breaker of the contact adaptation portion contact of handheld fixed plate with the electric installation, thereby accomplish the test clamping part of fixed plate opposite side in contact with voltage clamp or current clamp vacuum circuit breaker's return circuit resistance test this moment, this auxiliary device has avoided the test to press from both sides the direct contact vacuum circuit breaker contact making and generate heat and burn out because of nos exact call taker location causes the circular finger spring that touches of vacuum circuit breaker, use this auxiliary device to have the high advantage of the test efficiency of maintenance.
Description
Technical field
The utility model relates to vacuum circuit breaker checking experiment field, refers more particularly to a kind of servicing unit of 10kv vacuum circuit breaker high-potting.
Background technology
AC high voltage vacuum breaker is as major control in power system and protection equipment, reliability is high, cut-off capacity large, be applicable to the series of advantages such as frequent operation, all obtained application more and more widely in all trades and professions and every field. so production in enormous quantities, scale that vacuum circuit breaker has just started, this just requires in the inspection work of product export, prevent some Interventions Requested inspection time, some parts of product is produced and is damaged, and reduces the loss and increases work efficiency. the high-potting main for 10kV vacuum circuit breaker mainly contains: megger test, loop resistance test, voltage-withstand test. in loop resistance test, 10kV vacuum circuit breaker need to be under "on" position, upper to vacuum circuit breaker, on lower Mume flower contact, add voltage clamp, current clamp, and add that at current clamp 100A (ampere) and above large electric current test, under so large large electric current, the structural material that electric current flows through, very easily heating distortion, even burning phenomenon occurs, traditional method of testing is that voltage clamp inserts the Mume flower contact of vacuum circuit breaker and clamps together with current clamp, after then connecting, add 200A (ampere) high-current test, in the time that voltage clamp and current clamp insert Mume flower contact simultaneously, current clamp can be encountered coil component spring, in the time that current clamp flows through the large electric current of 200A (ampere), very easily cause camber of spring, when serious, burn phenomenon, in addition, this traditional method of testing is owing to only voltage clamp and current clamp being touched to one of them small contact of Mume flower contact, can not the test case of real embodiment 10kV vacuum circuit breaker under Mume flower contact contacts completely.
Utility model content
In order to solve the above-mentioned problems in the prior art, the utility model provide a kind of can actual response test case and the effective servicing unit for 10kv vacuum circuit breaker high-potting of the detected equipment of protection.
The technical scheme that the utility model provides is as follows: comprise electric installation, fixed head and locking device, described electric installation is fixed on described fixed head by described locking device adjustable ground, on described fixed head, corresponding described electric installation offers locating hole, described electric installation comprises contact locking portion and is installed in the test clamping part on described contact locking portion, described test clamping part is through described locating hole, described test clamping part coordinates with described locking device through the part of locating hole, by this cooperation, described contact locking portion and test clamping part are locked on described fixed head.
In preferred embodiment of the present utility model, the quantity Matching contacts for vacuum-break switches quantity of described electric installation arranges, the quantity setting of electric installation described in the quantity Matching of described locating hole, the arrange contact position setting of arranging of coupling vacuum circuit breaker of the position of described locating hole.
In preferred embodiment of the present utility model, the quantity of described electric installation and described locating hole is all set to 3, and described locating hole is set to strip.
In preferred embodiment of the present utility model, described contact locking portion comprises connecting portion and adapter head, described connecting portion is for affixed adapter head and described test clamping part, the profile coupling contacts for vacuum-break switches profile of described adapter head arranges, and described adapter head and described test retained part are not positioned at the both sides of fixed head.
In preferred embodiment of the present utility model, described connecting portion and the integrated setting of described adapter head, described connecting portion and described adapter head are all set to cylindrical, and one end of described adapter head is provided with conical lead angle, and the outer surface of described connecting portion and described adapter head is all coated with one deck silver.
In preferred embodiment of the present utility model, described contact locking portion and described test clamping part are not less than 99.99% brass by purity to be made, described contact locking portion and the integrated setting of described test clamping part.
In preferred embodiment of the present utility model, described test clamping part is set to round bar shape, described test clamping part and described contact locking portion arrange with axis, on described test clamping part, be provided with the thread that the described locking device of coupling screws, between described test clamping part and described locking device, be also provided with conductive spacer.
In preferred embodiment of the present utility model, the aperture that the external diameter of described connecting portion is greater than described locating hole arranges, and the aperture that the external diameter of described test clamping part is less than described locating hole arranges.
In preferred embodiment of the present utility model, described fixed head is made up of epoxide resin material.
In preferred embodiment of the present utility model, on described fixed head, be symmetrically arranged with two rotatable anti-bracket and two handles of contacting to earth that reclaim.
The beneficial effect that the utility model produces is: this servicing unit that is used for 10kv vacuum circuit breaker high-potting is by arranging the fixed head of insulation and the electric installation of coupling contacts for vacuum-break switches profile and quantity setting, and contact locking portion is set on electric installation and tests clamping part, contact locking portion and test clamping part adjustable ground are arranged on to the both sides of fixed head, in the time vacuum circuit breaker being carried out to loop resistance test, thereby hand-held fixed head firmly pushes fixed head to make contact locking portion insert contacts for vacuum-break switches completely after the contact locking portion of electric installation is aimed to contacts for vacuum-break switches, thereby now the test clamping part of fixed head opposite side is connected to voltage clamp or current clamp and completes the loop resistance test of vacuum circuit breaker, in the time that galvanic circle resistance test finishes, when being carried out to withstand voltage test, 10kV vacuum circuit breaker need to carry out the wiring of three-phase short circuit, the test clamping part connecting can be carried out to the wiring of three-phase short circuit as short circuit point on fixed head, this servicing unit that is used for 10kv vacuum circuit breaker high-potting has been avoided test clip directly to contact contacts for vacuum-break switches making because cause the circular fingertip spring heating of vacuum circuit breaker to burn out without correct wiring position, thereby the configuration design of contact locking portion makes contact locking portion fully to contact and to make test result more can truly reflect the actual charging operation operating mode of vacuum circuit breaker with three contacts for vacuum-break switches, and this servicing unit has easy to operate, use this servicing unit to have advantages of that checking experiment efficiency is high.
Brief description of the drawings
Fig. 1 is the side view of the servicing unit for 10kv vacuum circuit breaker high-potting of the present utility model;
Fig. 2 is the top view of the utility model shown in Fig. 1 for the servicing unit of 10kv vacuum circuit breaker high-potting;
Fig. 3 is the upward view of the utility model shown in Fig. 1 for the servicing unit of 10kv vacuum circuit breaker high-potting;
Fig. 4 is the top view of the utility model for the fixed head of the servicing unit of 10kv vacuum circuit breaker high-potting;
Fig. 5 is the stereogram of the utility model for the electric installation of the servicing unit of 10kv vacuum circuit breaker high-potting;
Fig. 6 is the stereogram of the utility model for the locking device of the servicing unit of 10kv vacuum circuit breaker high-potting.
Detailed description of the invention
Referring to Fig. 1 to Fig. 6, this servicing unit 100 that is used for 10kv vacuum circuit breaker high-potting comprises electric installation 10, fixed head 20 and locking device 30, electric installation 10 is fixed on fixed head 20 by locking device 30 adjustable grounds, fixed head 20 is made up of the epoxide resin material that insulating, electric installation 10 comprises contact locking portion 11 and is installed in the test clamping part 12 on contact locking portion 11, contact locking portion 11 and test clamping part 12 are not less than 99.99% brass by purity and make, on fixed head 20, corresponding electric installation 10 offers locating hole 21, thereby test clamping part 12 is through the rear both sides that contact locking portion 11 and test clamping part 12 are locked in to fixed head 20 that coordinate with locking device 30 of locating hole 21. electric installation 10 and locating hole 21 are all set to 3 according to the Mume flower contact (not shown) number of vacuum circuit breaker, locating hole 21 is equidistantly arranged on fixed head 20, locating hole 21 is set to strip so that finely tune the spacing of electric installation 10 on fixed head 20, and the pore size of locating hole 21 is can allow test clamping part 12 pass but can not allow contact locking portion 11 through setting. contact locking portion 11 comprises connecting portion 111 and adapter head 112, connecting portion 111 is for connecting adapter head 112 and test clamping part 12, the profile coupling contacts for vacuum-break switches profile of adapter head 112 arranges, connecting portion 111 and adapter head 112 are all set to cylindrical, one end of adapter head 112 is provided with conical lead angle 1121, the effect of conical lead angle 1121 is mainly that guiding adapter head 112 successfully inserts the upper and lower Mume flower contact of 10kV vacuum circuit breaker, thereby play guiding, fixation, so ensure adapter head 112 can with Mume flower contact close contact. the outer surface of connecting portion 111 and adapter head 112 is all coated with one deck silver to reduce the loop resistance value of this electric installation 10 self, and loop resistance value is controlled in 3 μ Ω. test clamping part 12 is set to round bar shape, test clamping part 12 arranges with axis with contact locking portion 11, test clamping part 12 adopts melting welding mode to fuse into one with contact locking portion 11, on test clamping part 12, be provided with the thread 121 that coupling locking device 30 screws, locking device 30 adopts nut made of copper, in locking device 30, be provided with the screw thread (not shown) of coupling thread 121, between test clamping part 12 and locking device 30, be also provided with conductive spacer 40, conductive spacer 40 is mainly used in coordinating contact locking portion 11, to contact locking portion 11 can be firmly fastened on fixed head 20.
Referring to Fig. 3 and Fig. 4, on fixed head 20, be symmetrically arranged with two rotatable anti-bracket 22 and two handles 23 of contacting to earth that reclaim, in the time that this servicing unit 100 is placed on platform, opens bracket 22 the metal part of whole servicing unit 100 can not contacted to earth with wear prevention electric installation 10; Handle 23 makes the convenient operation of this servicing unit 100, hold two side grips 23 and aim at vacuum circuit breaker Mume flower contact, just can easily push into, on fixed head 20, in corresponding anti-bracket 22 mounting grooves that contact to earth, be provided with spring blind 221, anti-taken in fixed head 20 by spring blind 221 while contacting to earth bracket 22 not using, if while opening, only need promote gently the anti-bracket 22 that contacts to earth and can be opened into respective angles.
When use, 1) first the round bar shape test clamping part 12 of electric installation 10 is inserted in the locating hole 21 of fixed head 20, penetrate the test clamping part 12 exposing from the opposite side of fixed head 20 with conductive spacer 40, and lock the thread 121 of testing clamping part 12 with locking device 30, electric installation 10 is fixed on fixed head 20; 2) after three electric installations 10 being all fixed on fixed head 20, the contact locking portion 11 of electric installation 10 is aimed to the Mume flower contact of 10kV vacuum circuit breaker, suitably adjust the position location of three electric installations 10 in locating hole 21, and again fixing locked with locking device 30; 3) after the Mume flower contact of contact locking portion 11 position alignment 10kV vacuum circuit breakers, holding two side grips 23 firmly pushes whole fixed head 20, Mume flower contact can be opened completely and fully contact with three contact locking portions 11, voltage clamp or current clamp (not shown) are clipped on the cylindrical test clamping part 12 of fixed head 20 opposite sides can carry out loop resistance test, when loop resistance test finishes afterwards while in advance 10kV vacuum circuit breaker being carried out to withstand voltage test, the test clamping part 12 connecting can be carried out to the wiring of three-phase short circuit as short circuit point on fixed head 20. After a 10kV vacuum circuit breaker test finishes, pull up when fixed head 20 carries out next 10kV vacuum circuit breaker of the same type and no longer need to adjust, directly insert Mume flower contact, therefore need to carry out checking experiment for many vacuum circuit breakers time, not only can improve operation quality, and shorten the activity duration, raise the efficiency.
In sum, this servicing unit 100 that is used for 10kv vacuum circuit breaker high-potting is by arranging the fixed head 20 of insulation and the electric installation 10 of coupling contacts for vacuum-break switches profile and quantity setting, and contact locking portion 11 is set on electric installation 10 and tests clamping part 12, contact locking portion 11 and test clamping part 12 adjustable grounds are arranged on to the both sides of fixed head 20, in the time vacuum circuit breaker being carried out to loop resistance test, thereby the handle 23 on hand-held fixed head 20 firmly pushes fixed head 20 to make contact locking portion 11 insert contacts for vacuum-break switches completely after the contact locking portion 11 of electric installation 10 is aimed to contacts for vacuum-break switches, thereby now the test clamping part that is exposed at fixed head 20 opposite sides is connected to voltage clamp or current clamp and completes the loop resistance test of vacuum circuit breaker, in the time that galvanic circle resistance test finishes, when being carried out to withstand voltage test, 10kV vacuum circuit breaker need to carry out the wiring of three-phase short circuit, the test clamping part 12 connecting can be carried out to the wiring of three-phase short circuit as short circuit point on fixed head 20, this servicing unit 100 that is used for 10kv vacuum circuit breaker high-potting has been avoided test clip directly to contact contacts for vacuum-break switches making because cause the circular fingertip spring heating of vacuum circuit breaker to burn out without correct wiring position, and thereby the configuration design of contact locking portion 11 makes contact locking portion 11 fully to contact and to make test result more can truly reflect the actual charging operation operating mode of vacuum circuit breaker with three contacts for vacuum-break switches, and this servicing unit 100 has easy to operate, use this servicing unit 100 to have advantages of that checking experiment efficiency is high.
Above are only a specific embodiment of the present utility model, but design concept of the present utility model is not limited to this, allly utilizes this design to carry out the change of unsubstantiality to the utility model, all should belong to the behavior of invading the utility model protection domain.
Claims (10)
1. the servicing unit for 10kv vacuum circuit breaker high-potting, it is characterized in that: comprise electric installation, fixed head and locking device, described electric installation is fixed on described fixed head by described locking device adjustable ground, on described fixed head, corresponding described electric installation offers locating hole, described electric installation comprises contact locking portion and is installed in the test clamping part on described contact locking portion, described test clamping part is through described locating hole, described test clamping part coordinates with described locking device through the part of locating hole, by this cooperation, described contact locking portion and test clamping part are locked on described fixed head.
2. the servicing unit for 10kv vacuum circuit breaker high-potting according to claim 1, it is characterized in that: the quantity Matching contacts for vacuum-break switches quantity of described electric installation arranges, the quantity setting of electric installation described in the quantity Matching of described locating hole, the arrange contact position setting of arranging of coupling vacuum circuit breaker of the position of described locating hole.
3. the servicing unit for 10kv vacuum circuit breaker high-potting according to claim 2, is characterized in that: the quantity of described electric installation and described locating hole is all set to 3, and described locating hole is set to strip.
4. the servicing unit for 10kv vacuum circuit breaker high-potting according to claim 1, it is characterized in that: described contact locking portion comprises connecting portion and adapter head, described connecting portion is for affixed adapter head and described test clamping part, the profile coupling contacts for vacuum-break switches profile of described adapter head arranges, and described adapter head and described test retained part are not positioned at the both sides of fixed head.
5. the servicing unit for 10kv vacuum circuit breaker high-potting according to claim 4, it is characterized in that: described connecting portion and the integrated setting of described adapter head, described connecting portion and described adapter head are all set to cylindrical, one end of described adapter head is provided with conical lead angle, and the outer surface of described connecting portion and described adapter head is all coated with one deck silver.
6. the servicing unit for 10kv vacuum circuit breaker high-potting according to claim 1, it is characterized in that: described contact locking portion and described test clamping part are not less than 99.99% brass by purity to be made, described contact locking portion and the integrated setting of described test clamping part.
7. the servicing unit for 10kv vacuum circuit breaker high-potting according to claim 1, it is characterized in that: described test clamping part is set to round bar shape, described test clamping part and described contact locking portion arrange with axis, on described test clamping part, be provided with the thread that the described locking device of coupling screws, between described test clamping part and described locking device, be also provided with conductive spacer.
8. the servicing unit for 10kv vacuum circuit breaker high-potting according to claim 5, is characterized in that: the aperture that the external diameter of described connecting portion is greater than described locating hole arranges, and the aperture that the external diameter of described test clamping part is less than described locating hole arranges.
9. the servicing unit for 10kv vacuum circuit breaker high-potting according to claim 1, is characterized in that: described fixed head is made up of epoxide resin material.
10. the servicing unit for 10kv vacuum circuit breaker high-potting according to claim 1, is characterized in that: on described fixed head, be symmetrically arranged with two rotatable anti-bracket and two handles of contacting to earth that reclaim.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520946151.6U CN205263131U (en) | 2015-11-24 | 2015-11-24 | A auxiliary device for 10kv vacuum circuit breaker high -voltage testing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520946151.6U CN205263131U (en) | 2015-11-24 | 2015-11-24 | A auxiliary device for 10kv vacuum circuit breaker high -voltage testing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205263131U true CN205263131U (en) | 2016-05-25 |
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ID=56004653
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520946151.6U Expired - Fee Related CN205263131U (en) | 2015-11-24 | 2015-11-24 | A auxiliary device for 10kv vacuum circuit breaker high -voltage testing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205263131U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105424986A (en) * | 2015-11-24 | 2016-03-23 | 国网福建省电力有限公司 | Auxiliary apparatus for high-voltage testing of 10-kV vacuum circuit breaker |
| CN105891556A (en) * | 2016-05-31 | 2016-08-24 | 国网浙江东阳市供电公司 | Large-current test connection device |
| CN110398683A (en) * | 2019-06-06 | 2019-11-01 | 国网山东省电力公司高青县供电公司 | A kind of improvement type handcart type breaker loop resistance test clip |
-
2015
- 2015-11-24 CN CN201520946151.6U patent/CN205263131U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105424986A (en) * | 2015-11-24 | 2016-03-23 | 国网福建省电力有限公司 | Auxiliary apparatus for high-voltage testing of 10-kV vacuum circuit breaker |
| CN105424986B (en) * | 2015-11-24 | 2019-02-15 | 国网福建省电力有限公司 | A kind of auxiliary device for 10kv vacuum circuit breaker high-potting |
| CN105891556A (en) * | 2016-05-31 | 2016-08-24 | 国网浙江东阳市供电公司 | Large-current test connection device |
| CN105891556B (en) * | 2016-05-31 | 2018-11-23 | 国网浙江东阳市供电公司 | A kind of cranking test termination |
| CN110398683A (en) * | 2019-06-06 | 2019-11-01 | 国网山东省电力公司高青县供电公司 | A kind of improvement type handcart type breaker loop resistance test clip |
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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 |
Granted publication date: 20160525 |
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| CF01 | Termination of patent right due to non-payment of annual fee |