CN207530161U - Testing terminal short-circuit device - Google Patents
Testing terminal short-circuit device Download PDFInfo
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- CN207530161U CN207530161U CN201721574957.2U CN201721574957U CN207530161U CN 207530161 U CN207530161 U CN 207530161U CN 201721574957 U CN201721574957 U CN 201721574957U CN 207530161 U CN207530161 U CN 207530161U
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- Prior art keywords
- insulation crust
- contact pin
- flakes
- conductive metal
- circuit device
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- 238000012360 testing method Methods 0.000 title claims abstract description 29
- 238000009413 insulation Methods 0.000 claims abstract description 35
- 239000002184 metal Substances 0.000 claims abstract description 28
- 238000000034 method Methods 0.000 abstract description 5
- 238000010008 shearing Methods 0.000 abstract description 5
- 238000003780 insertion Methods 0.000 abstract description 3
- 230000037431 insertion Effects 0.000 abstract description 3
- 238000009434 installation Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000001066 destructive effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
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- Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
Abstract
The utility model is related to power test terminal strapping techniques fields, are a kind of testing terminal short-circuit devices, including insulation crust body, conductive metal body and contact pin in flakes；In conductive metal, external side has wrapped insulation crust body in flakes, on conductive metal in flakes body along its length on be equipped at intervals with axial threaded hole, be respectively equipped in the upper and lower part of insulation crust body with each axial threaded hole it is one-to-one on connection screw thread hole and lower connection screw thread hole.The utility model reasonable and compact in structure, it is easy to use；It installs contact pin and is inserted directly into the terminal for needing short circuit；It works for different short circuits, only need to contact pin be selected according to the position of terminal, without carrying out expendable shearing to insulation crust body；Terminal block is fixed on using direct insertion, the link of the turn of the screw when eliminating handling, conductive metal is whole in flakes to be wrapped up, and be integral structure with insulation crust body by insulation crust body, provides Anti-slip handle, overall time is facilitated to load and unload.
Description
Technical field
The utility model is related to power test terminal strapping techniques fields, are a kind of testing terminal short-circuit devices.
Background technology
It in electric system, whether Capital Construction Debugging or overhauls, it is very frequent and important to carry out short circuit to testing terminal
One work.At this stage, the most commonly used short-circuit tool be using the elongated metal piece with U-lag as short circuit material,
It is fixed on the terminal of needs with several conductive screws again.This method needs to dismantle screw repeatedly, and working efficiency is low, certain
It also needs to carry out expendable shearing to short circuit piece during special circumstances.For example, the number of terminals for encountering short circuit is fewer than short circuit piece slot number
Situation when, short circuit piece need to be sheared, in face of number of terminals with shearing before slot number it is identical when, this short circuit piece again can be too short, need
It changes length contact pin or is spliced, cause work inconvenient；When needing the non-conterminous terminal of short circuit, need the slot of middle section
Mouth is cut off, and connection sheet metal part may touch the intermediate terminal for not needing to short circuit in installation process, is caused accidentally short
Road.Another common short circuit method is to carry out short circuit using test wire.Test wire is generally longer, inconvenient to carry.It is setting
During standby upper work, shorting stub is numerous and diverse, and shorting stub is identical with experiment line, easily causes maloperation, destructive test instrument or two
Secondary device.
The short-circuit device invention of correlation type, such as Chinese invention patent were also delivered in the art of this patent field before this（Shen
Please number：201410203983.9）New type of current terminal short circuit in flakes, although solving the problems, such as the non-conterminous terminal of short circuit,
Installation fixation is carried out using screw, during landing hire, and test wire cannot be installed in the contact of short circuit piece.For another example Chinese invention
Patent（Application number：201710123910.2）The normalized current terminal short-circuit tool that a kind of complete modularization can combine, each module
Between be combined by way of grafting, ununified stress point needs one piece one piece and load and unload, relatively complicated.
Invention content
The utility model provides a kind of testing terminal short-circuit device, overcomes the deficiency of the above-mentioned prior art, can have
Effect solves New type of current terminal short circuit and carries out installation fixation using screw in flakes, during landing hire, and cannot connecing in short circuit piece
Touch upper installation test wire or normalized current terminal short-circuit tool that complete modularization can combine need one piece one piece load and unload and
And the problem of relatively complicated.
The technical solution of the utility model is realized by following measures：A kind of testing terminal short-circuit device, including
Insulation crust body, conductive metal body and contact pin in flakes；In conductive metal, external side has wrapped insulation crust body in flakes, is leading
Electric metal in flakes on body along its length on be equipped at intervals with axial threaded hole, be respectively equipped in the upper and lower part of insulation crust body
Connection screw thread hole and lower connection screw thread hole are gone up correspondingly with each axial threaded hole, and spiral shell is equipped in the upper outside of contact pin
Line, each axial threaded hole, on be threadably secured in connection screw thread hole and lower connection screw thread hole contact pin be installed, contact pin
Lower part is located at below insulation crust body, and jack is equipped in contact pin top.
Here is the further optimization and/or improvements to above-mentioned utility model technical solution：
The lower part of above-mentioned contact pin includes middle part wide upper and lower narrow spring cylinder and plug, and spring cylinder and plug are integrated from top to bottom
Connection, the middle part of spring cylinder is circumferentially equipped at intervals with strip hole.
The side of above-mentioned insulation crust body is integrally formed with handle.
The both sides of above-mentioned handle are equipped with tread plate, and the rear side of handle is in concave arc shape.
The cross section of above-mentioned conductive metal body in flakes is T-shaped.
The elevation of top of above-mentioned contact pin is less than the elevation of top of insulation crust body.
Body and insulation crust body are integrally fixed in flakes for above-mentioned conductive metal.
The utility model reasonable and compact in structure, it is easy to use；It installs contact pin and is inserted directly into the terminal for needing short circuit；
It works for different short circuits, only need to contact pin be selected according to the position of terminal, it is expendable without being carried out to insulation crust body
Shearing；Terminal block is fixed on using direct insertion, the link of the turn of the screw when eliminating handling, entirety is outer by insulating in flakes for conductive metal
Housing wraps up, and is integral structure with insulation crust body, provides Anti-slip handle, overall time is facilitated to load and unload.
Description of the drawings
Attached drawing 1 is the utility model antero-lateral perspective structural representation.
Attached drawing 2 is the utility model rear perspective structural representation.
Attached drawing 3 is the schematic cross-sectional view of position corresponding to one of axial threaded hole in attached drawing 1.
Attached drawing 4 is the main structure diagram of contact pin in the utility model.
Coding in attached drawing is respectively：1 is insulation crust body, and 2 be conductive metal body in flakes, and 3 be contact pin, and 4 be axial screw
Pit, 5 be upper connection screw thread hole, and 6 be lower connection screw thread hole, and 7 be jack, and 8 be spring cylinder, and 9 be plug, and 10 be strip hole, 11
It is tread plate for handle, 12.
Specific embodiment
The utility model is not limited by following embodiments, can technical solution according to the present utility model and actual conditions
Determine specific embodiment.
In the utility model, for ease of description, the description of the relative position relation of each component is according to specification
The Butut mode of attached drawing 1 is described, such as：The position relationship of upper and lower, left and right etc. is the Butut according to Figure of description 1
Direction is come determining.
The utility model is further described with reference to embodiment and attached drawing：
As shown in attached drawing 1 to 4, the testing terminal short-circuit device include insulation crust body 1, conductive metal in flakes body 2 and insert
Needle 3；Insulation crust body 1 has been wrapped in conductive metal in 2 outside of body in flakes, on conductive metal in flakes body 2 along its length
On be equipped at intervals with axial threaded hole 4, be respectively equipped in the upper and lower part of insulation crust body 1 with each axial threaded hole 4 one by one
Corresponding upper connection screw thread hole 5 and lower connection screw thread hole 6 are equipped with screw thread, in each axial threaded hole in the upper outside of contact pin 3
4th, it is threadably secured in upper connection screw thread hole 5 and lower connection screw thread hole 6 and contact pin 3 is installed, it is outer that the lower part of contact pin 3 is located at insulation
1 lower section of housing, is equipped with jack 7 in 3 top of contact pin.In use, installing contact pin 3 is inserted directly into the terminal for needing short circuit；
It works for different short circuits, contact pin 3 need to be only selected according to the position of terminal, it is irrecoverable without being carried out to insulation crust body 1
Shearing.
As shown in attached drawing 1,2,4.The lower part of contact pin 3 includes the wide upper and lower narrow spring cylinder 8 in middle part and plug 9,8 He of spring cylinder
Integrally connected, the middle part of spring cylinder 8 are circumferentially equipped at intervals with strip hole 10 to plug 9 from top to bottom.Narrow elasticity above and below middle part is wide
The setting of cylinder 8, plug 9 and strip hole 10 can facilitate the lower part of contact pin 3 into and out testing terminal, and connection is firm, adopts
Terminal block is fixed on direct insertion, the link of the turn of the screw, improves work efficiency when eliminating handling.
As shown in attached drawing 1 to 2, the side of insulation crust body 1 is integrally formed with handle 11.Handle 11 holds convenient for user.
As shown in attached drawing 1 to 2, the both sides of handle 11 are equipped with tread plate 12, and the rear side of handle 11 is in concave arc shape.So more
Add to be affectedly bashful for hand or Work tool.
As shown in Figure 3, the cross section of conductive metal body 2 in flakes is T-shaped.It can ensure that contact pin 3 is fixed in this way, increase
With the contact area of conductive metal body 2 in flakes.
As shown in attached drawing 1 to 2, the elevation of top of contact pin 3 is less than the elevation of top of insulation crust body 1.It can prevent from inserting in this way
3 head of needle stretches out in conductive metal body 2 in flakes, causes to touch adjacent testing terminal or testing crew.
As needed, body 2 and 1 one of insulation crust body are fixed in flakes for conductive metal.
The use process of the utility model：The position of the testing terminal of short circuit as needed, in insulation crust body 1 and conduction
Metal in flakes 2 corresponding position of body installation contact pin 3, contact pin 3 be inserted directly into after installing in the terminal for need short circuit can be realized it is short
It connects, after the completion of experiment, catches handle 11 is whole to extract.
More than technical characteristic constitutes the most preferred embodiment of the utility model, with stronger adaptability and best implementation
Effect can increase and decrease non-essential technical characteristic, to meet the needs of different situations according to actual needs.
Claims (10)
1. a kind of testing terminal short-circuit device, it is characterised in that including insulation crust body, conductive metal body and contact pin in flakes；It is leading
External side has wrapped insulation crust body to electric metal in flakes, on conductive metal in flakes body along its length on be equipped at intervals with axis
To threaded hole, be respectively equipped in the upper and lower part of insulation crust body with each axial threaded hole it is one-to-one on connection screw thread
Hole and lower connection screw thread hole, contact pin upper outside be equipped with screw thread, each axial threaded hole, on connection screw thread hole and lower company
It connects to be threadably secured in threaded hole and contact pin is installed, the lower part of contact pin is located at below insulation crust body, is set in contact pin top
There is jack.
2. testing terminal short-circuit device according to claim 1, it is characterised in that it is wide up and down that the lower part of contact pin includes middle part
Integrally connected, the middle part of spring cylinder are circumferentially equipped at intervals with strip from top to bottom for narrow spring cylinder and plug, spring cylinder and plug
Hole.
3. testing terminal short-circuit device according to claim 2, it is characterised in that the side of insulation crust body is integrally formed with
Handle.
4. testing terminal short-circuit device according to claim 3, it is characterised in that the both sides of handle are equipped with tread plate, hand
The rear side of handle is in concave arc shape.
5. the testing terminal short-circuit device according to claims 1 or 2 or 3 or 4, it is characterised in that conductive metal body in flakes
Cross section is T-shaped.
6. the testing terminal short-circuit device according to claims 1 or 2 or 3 or 4, it is characterised in that the elevation of top of contact pin is low
In the elevation of top of insulation crust body.
7. testing terminal short-circuit device according to claim 5, it is characterised in that the elevation of top of contact pin is outer less than insulation
The elevation of top of housing.
8. according to the testing terminal short-circuit device described in claims 1 or 2 or 3 or 4 or 7, it is characterised in that conductive metal is in flakes
Body is integrally fixed with insulation crust body.
9. testing terminal short-circuit device according to claim 5, it is characterised in that conductive metal body and insulation crust in flakes
Body is integrally fixed.
10. testing terminal short-circuit device according to claim 6, it is characterised in that conductive metal body and insulation crust in flakes
Body is integrally fixed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721574957.2U CN207530161U (en) | 2017-11-22 | 2017-11-22 | Testing terminal short-circuit device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721574957.2U CN207530161U (en) | 2017-11-22 | 2017-11-22 | Testing terminal short-circuit device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207530161U true CN207530161U (en) | 2018-06-22 |
Family
ID=62579798
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721574957.2U Active CN207530161U (en) | 2017-11-22 | 2017-11-22 | Testing terminal short-circuit device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207530161U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108054609A (en) * | 2017-11-22 | 2018-05-18 | 国网新疆电力有限公司电力科学研究院 | Testing terminal 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 |
-
2017
- 2017-11-22 CN CN201721574957.2U patent/CN207530161U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108054609A (en) * | 2017-11-22 | 2018-05-18 | 国网新疆电力有限公司电力科学研究院 | Testing terminal 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 |
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