CN203572844U - Wiring device for 10kV vacuum switch test - Google Patents
Wiring device for 10kV vacuum switch test Download PDFInfo
- Publication number
- CN203572844U CN203572844U CN201320764101.7U CN201320764101U CN203572844U CN 203572844 U CN203572844 U CN 203572844U CN 201320764101 U CN201320764101 U CN 201320764101U CN 203572844 U CN203572844 U CN 203572844U
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- Prior art keywords
- test
- spring
- conducting rod
- vacuum switch
- termination
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- Expired - Lifetime
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- 238000012360 testing method Methods 0.000 title claims abstract description 77
- 230000008878 coupling Effects 0.000 claims description 16
- 238000010168 coupling process Methods 0.000 claims description 16
- 238000005859 coupling reaction Methods 0.000 claims description 16
- 229910000838 Al alloy Inorganic materials 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 7
- 230000003247 decreasing effect Effects 0.000 abstract 1
- 230000008569 process Effects 0.000 description 6
- 241000251468 Actinopterygii Species 0.000 description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 241000722921 Tulipa gesneriana Species 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000013536 elastomeric material Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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Abstract
The utility model discloses a wiring device for a 10kV vacuum switch test, and the wiring device is provided with the enough clamping degree and the contact surface while the moving contact shape is not damaged. The wiring device is integrally a P-shape, and is composed of four parts including a conducting pole, a retaining spring, upper and lower forceps holders, and a wiring protection spring device. When the wiring device is used, a jaw is opened and is sheathed on the moving contact, and after a lead is connected, a test is started. The wiring device, when in use, is simple, convenient, and reliable. The contact area between the wiring deice and the moving contact is increased, the additional resistance is decreased, and the good clamping degree and enough contact surface are provided, so as to ensure that when the switch is in the test, the wiring device does not drop because of vibration of the switch. During the test, the best contact between the switch moving contact and the test equipment is provided to ensure the reliability of data; the wiring device is connected with the wire through the spring buffer protection wiring method which is not used before; when the wire is stretched under the external force, the wire can be protected, and the moving contact is not influenced by the external force.
Description
Technical field
The utility model relates to vacuum switch experimental technique field, particularly a kind of termination for the test of 10kV vacuum switch.
Background technology
At the trial, because it is spring operating mechanism, in the switching process of divide-shut brake, self can produce very big bang to 10kV vacuum switch.Original test clip mostly is spring small fish wire clamp, and very limited of its clamping degree, as long as some external force puts on wire clamp, will make wire clamp come off, and test is interrupted.The test that at present 10kV vacuum switch need to be done has mechanical characteristic test, direct current resistance test, these two kinds of tests are all to need testing wire clamp and switch to have good contacting, guarantee test figure reliably.The testing wire clamp of 10kV vacuum switch can only be clipped on the contact blade of switch movable contact, existing moving contact mostly is binding type tulip contact, its contact has 64 contacts, by two turns, bundled, when using spring small fish wire clamp, if use the wire clamp of individual too large spring will make the contact unbalance stress of moving contact and be out of shape, affected the profile of moving contact, make well combination of dynamic/static contact.Use the small fish wire clamp of little individuality, its clamping force and surface of contact are just too little, have affected test effect, and testing wire clamp often will come off from static contact, cause test to interrupt.
In addition, testing wire clamp and moving contact connect under state, when test lead is subject to external force, pull (such as maintainer is stepping on unintentionally), can make wire clamp come off.If wire clamp is clipped on the binding contact spring of moving contact, when drag force is very large, wire clamp can not come off in time, directly can drag binding spring or breaking test wire.
Therefore,, for above-mentioned situation, how in the situation that not destroying moving contact profile, to have enough clamping degrees and surface of contact, guarantee switch at the trial, can not shake because of Switch main body, and cause, come off, become those skilled in the art's important technological problems urgently to be resolved hurrily.
Utility model content
In view of this, the utility model provides a kind of termination for the test of 10kV vacuum switch.In the situation that not destroying moving contact profile, have good clamping degree and surface of contact, guarantee switch at the trial, can not shake because of Switch main body, and cause, come off; In process of the test, for testing equipment provides with switch movable contact is best, contact, guarantee the reliability of data.
For achieving the above object, the utility model provides following technical scheme:
A termination for the test of 10kV vacuum switch, comprising:
Conducting rod;
Be arranged on the test lead coupling arrangement of the first end of described conducting rod;
The clamp up and down being formed by two semicircle clamps, one end of two described semicircle clamps is all rotationally connected with the second end of described conducting rod, and the inner headed face of two described semicircle clamps is relative, can closed encircle the moving contact of 10kV vacuum switch;
Be arranged between the link of two described semicircle clamps, for guaranteeing the keep-spring of two described semicircle clamps in closure state.
Preferably, the material of described conducting rod is aluminium alloy.
Preferably, described conducting rod is shaped as right cylinder.
Preferably, in described test lead coupling arrangement, the binding post for joint test wire is flexible coupling in described conducting rod.
Preferably, described test lead coupling arrangement is wiring protection spring assembly, comprising:
For connecting the binding post of described test lead;
For connecting the spring of described binding post and described conducting rod.
Preferably, on described conducting rod, offer groove, one end of described spring is fixedly connected on the bottom land of described groove, and the other end of described spring is connected in described binding post; Described binding post is positioned at described groove for connecting the part of described spring, and described binding post exposes to described groove for connecting the part of described test lead.
From above-mentioned technical scheme, can find out, the termination (below referred to as termination) for the test of 10kV vacuum switch that the utility model provides, simple and convenient reliable in the time of use, the profile of its profile and 10kV vacuum switch testing wire clamp in the past makes a big difference, adopt two modes that semicircle clamp is encircled moving contact, make each contact of moving contact stressed evenly, deformation can not occur; Simultaneously, this device adopts extension spring to keep the inside pulling force of clamp, with moving contact cohesive process in, the diameter of moving contact is greater than the internal diameter of clamp, make upper and lower half round pliers clip jail and embrace moving contact, when switch machine attribute testing, guaranteed that termination contacts with moving contact firmly; This device adopts upper lower semi-circular clamp, and being almost that 360 degree are comprehensive with moving contact contacts, and increases surface of contact, has reduced resistance, guarantees the data reliability of direct current resistance test.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, accompanying drawing in the following describes is only embodiment more of the present utility model, for those of ordinary skills, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
The structural representation of the termination that Fig. 1 provides for the utility model embodiment;
The front view of the termination that Fig. 2 provides for the utility model embodiment;
The vertical view of the termination that Fig. 3 provides for the utility model embodiment;
The left view of the termination that Fig. 4 provides for the utility model embodiment.
Wherein, 1 is conducting rod; 2 is upper and lower clamp; 3 is keep-spring; 4 is wiring protection spring assembly.
Embodiment
The utility model discloses a kind of termination for the test of 10kV vacuum switch.In the situation that not destroying moving contact profile, have good clamping degree and surface of contact, guarantee switch at the trial, can not shake because of Switch main body, and cause, come off; In process of the test, for testing equipment provides with switch movable contact is best, contact, guarantee the reliability of data.
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is only the utility model part embodiment, rather than whole embodiment.Embodiment based in the utility model, those of ordinary skills are not making the every other embodiment obtaining under creative work prerequisite, all belong to the scope of the utility model protection.
Refer to figure-Fig. 4, the structural representation of the termination that Fig. 1 provides for the utility model embodiment; The front view of the termination that Fig. 2 provides for the utility model embodiment; The vertical view of the termination that Fig. 3 provides for the utility model embodiment; The left view of the termination that Fig. 4 provides for the utility model embodiment.
The termination for the test of 10kV vacuum switch that the utility model embodiment provides, its core improvement is, comprising:
The conducting rod 1 with conductive structure;
Be arranged on the test lead coupling arrangement of the first end of conducting rod 1, for connecting the test lead of 10kV vacuum switch;
The clamp up and down 2 being formed by two semicircle clamps, one end of two semicircle clamps is all rotationally connected with second end (being different from above-mentioned first end) of conducting rod 1, and the inner headed face of two semicircle clamps is relative, can closed encircle the moving contact of 10kV vacuum switch;
Be arranged between the link of two semicircle clamps, for guaranteeing the keep-spring 3 of two semicircle clamps in closure state, its structure can be with reference to shown in Fig. 1-Fig. 4.
From above-mentioned technical scheme, can find out, the termination for the test of 10kV vacuum switch that the utility model embodiment provides, simple and convenient reliable in the time of use, integral body is P profile, make a big difference with the profile of 10kV vacuum switch testing wire clamp in the past, adopt two modes that semicircle clamp is encircled moving contact, make each contact of moving contact stressed evenly, deformation can not occur; Simultaneously, this device adopts extension spring to keep the inside pulling force of clamp, with moving contact cohesive process in, the diameter of moving contact is greater than the internal diameter of jaw, make upper and lower half round pliers clip jail and embrace moving contact, when switch machine attribute testing, guaranteed that termination contacts with moving contact firmly; This device adopts upper lower semi-circular clamp, and being almost that 360 degree are comprehensive with moving contact contacts, and increases surface of contact, has reduced resistance, guarantees the data reliability of direct current resistance test.
As preferably, it is main material that conducting rod 1 adopts fine aluminum alloy, have lightweight, the characteristic of good conductivity.Conducting rod 1 be shaped as right cylinder, upper and lower clamp 2 and test lead coupling arrangement are separately positioned on its two ends.In the specific embodiment providing at this programme, it is 20 centimetres that conducting rod 1 adopts length, the aluminum right cylinder that diameter is 3 centimetres.Similarly, the upper and lower radius of upper and lower clamp 2 employing aluminum is that two semicircular ring of 5 centimetres form, and annulus thickness is 40 centimetres, and the length from conducting rod 1 to upper and lower clamp 2 is 13.7 centimetres, and width is 1.5 centimetres.
In order further to optimize above-mentioned technical scheme, the binding post for joint test wire in test lead coupling arrangement is flexible coupling in conducting rod 1, and while pulling to avoid test lead to be subject to external force, wire clamp comes off or drags binding spring or breaking test wire.
Be flexible coupling and can pass through multiple elastic construction (such as elastomeric material etc.) and realize.In the specific embodiment providing at this programme, test lead coupling arrangement is wiring protection spring assembly 4, comprising:
For the binding post of joint test wire, on binding post, offer the connecting hole that same test lead coordinates;
For connecting the spring of binding post and conducting rod 1, to realize, be above-mentionedly flexible coupling.
As preferably, on conducting rod 1, offer groove, one end of spring is fixedly connected on the bottom land of groove, and the other end of spring is connected in binding post; Binding post is positioned at groove for the part of linking springs, and binding post exposes to groove for the part of joint test wire, and its structure can be with reference to shown in Fig. 4.
In the specific embodiment providing at this programme, use length is that the spring of 5 centimetres is connected binding post with conducting rod, then does being flexible coupling of binding post and conducting rod with 15 centimetres of annealed copper wires, guarantees electrical conductivity.When test lead is subject to pulling while dragging power, binding post drives spring to elongate, pulling force buffering.External force disappears, and binding post sets back, and this device can be protected being connected of termination and moving contact, and warranty test can not broken by external force with wire again, tests and can not terminate suddenly.Guaranteed test lead and termination and moving contact safety at the trial.
In sum, the termination for the test of 10kV vacuum switch that utility model embodiment provides, in the situation that not destroying moving contact profile, to have enough clamping degrees and the termination of surface of contact, have simple in structure, easy to use, there is good clamping degree and enough surface of contact, guarantee switch at the trial, can not shake because of Switch main body, and cause, come off.In process of the test, for providing with switch movable contact is best, testing equipment contact, the reliability of assurance data, and when wire is subject to external force and pulls, can guardwire, not affected by external force with moving contact.This termination integral body is P profile, conducting rod, keep-spring, upper and lower clamp, wiring protection spring assembly 4 parts, consists of.During use, jaw is opened, be enclosed within on moving contact, connect wire and can start test.The profile of its profile and 10kV vacuum switch testing wire clamp in the past makes a big difference, and the profile of its uniqueness is simple and convenient in the time of use, reliable.The contact area that has increased termination and moving contact, reduces extra resistance.Adopted the spring buffer protection mode of connection in the past never having being connected with wire, solved and when wire is subject to external force, caused broken string, or shut down wire clamp, the first-class difficulty of movable contact.
In this instructions, each embodiment adopts the mode of going forward one by one to describe, and each embodiment stresses is the difference with other embodiment, between each embodiment identical similar part mutually referring to.
Above-mentioned explanation to the disclosed embodiments, makes professional and technical personnel in the field can realize or use the utility model.To the multiple modification of these embodiment, will be apparent for those skilled in the art, General Principle as defined herein can, in the situation that not departing from spirit or scope of the present utility model, realize in other embodiments.Therefore, the utility model will can not be restricted to these embodiment shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (6)
1. for a termination for 10kV vacuum switch test, it is characterized in that, comprising:
Conducting rod;
Be arranged on the test lead coupling arrangement of the first end of described conducting rod;
The clamp up and down being formed by two semicircle clamps, one end of two described semicircle clamps is all rotationally connected with the second end of described conducting rod, and the inner headed face of two described semicircle clamps is relative, can closed encircle the moving contact of 10kV vacuum switch;
Be arranged between the link of two described semicircle clamps, for guaranteeing the keep-spring of two described semicircle clamps in closure state.
2. the termination for the test of 10kV vacuum switch according to claim 1, is characterized in that, the material of described conducting rod is aluminium alloy.
3. the termination for 10kV vacuum switch test according to claim 2, is characterized in that, described conducting rod be shaped as right cylinder.
4. according to the termination for the test of 10kV vacuum switch described in claim 1-3 any one, it is characterized in that, the binding post for joint test wire in described test lead coupling arrangement is flexible coupling in described conducting rod.
5. the termination for the test of 10kV vacuum switch according to claim 4, is characterized in that, described test lead coupling arrangement is wiring protection spring assembly, comprising:
For connecting the binding post of described test lead;
For connecting the spring of described binding post and described conducting rod.
6. the termination for the test of 10kV vacuum switch according to claim 5, is characterized in that, on described conducting rod, offer groove, one end of described spring is fixedly connected on the bottom land of described groove, and the other end of described spring is connected in described binding post; Described binding post is positioned at described groove for connecting the part of described spring, and described binding post exposes to described groove for connecting the part of described test lead.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320764101.7U CN203572844U (en) | 2013-11-27 | 2013-11-27 | Wiring device for 10kV vacuum switch test |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320764101.7U CN203572844U (en) | 2013-11-27 | 2013-11-27 | Wiring device for 10kV vacuum switch test |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203572844U true CN203572844U (en) | 2014-04-30 |
Family
ID=50540571
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320764101.7U Expired - Lifetime CN203572844U (en) | 2013-11-27 | 2013-11-27 | Wiring device for 10kV vacuum switch test |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203572844U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111707846A (en) * | 2020-06-29 | 2020-09-25 | 贵州电网有限责任公司 | Wire clamping device for high-altitude wiring |
| CN114212628A (en) * | 2021-12-30 | 2022-03-22 | 江苏海洋大学 | Power line winding device for small household appliances |
-
2013
- 2013-11-27 CN CN201320764101.7U patent/CN203572844U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111707846A (en) * | 2020-06-29 | 2020-09-25 | 贵州电网有限责任公司 | Wire clamping device for high-altitude wiring |
| CN114212628A (en) * | 2021-12-30 | 2022-03-22 | 江苏海洋大学 | Power line winding device for small household appliances |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140430 |
|
| CX01 | Expiry of patent term |