CN203732573U - General-purpose short-circuit wire device for transformer - Google Patents
General-purpose short-circuit wire device for transformer Download PDFInfo
- Publication number
- CN203732573U CN203732573U CN201420113743.5U CN201420113743U CN203732573U CN 203732573 U CN203732573 U CN 203732573U CN 201420113743 U CN201420113743 U CN 201420113743U CN 203732573 U CN203732573 U CN 203732573U
- Authority
- CN
- China
- Prior art keywords
- wire
- terminal box
- connecting box
- bobbin
- transformer
- 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 - Lifetime
Links
- 238000009413 insulation Methods 0.000 claims description 6
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 3
- 229910052802 copper Inorganic materials 0.000 claims description 3
- 239000010949 copper Substances 0.000 claims description 3
- 238000012360 testing method Methods 0.000 abstract description 7
- 238000000034 method Methods 0.000 abstract description 3
- 238000005096 rolling process Methods 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Landscapes
- Testing Relating To Insulation (AREA)
Abstract
A general-purpose short-circuit wire device for a transformer is disclosed in the utility model and comprises a wire connecting box (1), a wire shaft (2) fixedly inserted on the wire connecting box (1), and a crank handle (3) connected with the top end of the wire shaft (2), wherein the top part of the wire shaft (2) is provided with a central rolling spring (4) which is arranged in a coaxial manner, the bottom end of the wire shaft (2) is arranged at the bottom face of the wire connecting box (1) through a shaft pin (5) in an inserted manner, the middle parts of two sides of the wire connecting box (1) are symmetrically provided wire outlet holes (6), a conducting wire (7) is wound around the wire shaft (2) in the wire connecting box (1), and the head end and the tail end of the conducting wire (7) are respectively led out from the two side of the wire connecting box through the two wire outlet holes. The general-purpose short-circuit wire device is characterized by easy operation in test processes, and improved work efficiency of test personnel.
Description
Technical field
The utility model belongs to power industry, relates to a kind of transformer general-purpose short-link line apparatus structure technical field.
Background technology
Transformer high-voltage medium spectrum tester need to be tested respectively low-pressure side medium voltage side, medium voltage side high-pressure side when doing three rich group transformer tests, and two-winding transformer need to carry out high pressure in the test of low-pressure side.Need in test high-pressure side, medium voltage side and low-pressure side to carry out short circuit, common shorting stub length is longer, when installing and collecting, wastes time and energy.
Summary of the invention
The utility model has designed a kind of portable practical shorting stub, simple to operate at the trial, has improved the work efficiency of testing crew.
The technical solution of the utility model is as follows:
A transformer general-purpose short-link line device, the utility model is characterised in that: comprise that a terminal box, one are fixedly inserted in the bobbin in terminal box, a wind being connected with bobbin top; At bobbin top, be coaxially provided with Yi Ge center wind spring, the bottom of bobbin is plugged on terminal box bottom surface by pivot pin; In terminal box two middle side part symmetries, offer wire hole; Wire is wrapped on the bobbin in terminal box, and the head end of wire and tail end are drawn in line box both sides by two wire holes respectively.
Head and the tail two ends and the standard plug of the utility model wire weld, and weld adopts insulation parcel (to guarantee security).
The utility model wire adopts soft strand of copper cash of multicore, the outside insulation parcel that adopts.
The utility model shorting stub can be used for high-altitude wiring, and standard plug cross-sectional diameter is greater than wire hole aperture, and wire can play location fixation while reclaiming.
The utility model wind can artificial withdrawal shorting stub when wind spring cannot lean on self-energy to regain shorting stub.
Set bolt in the utility model is for fixing cord.
The utility model adopts a terminal box, and the principle of work of simulation tape measure, puts a fixing wind spring in terminal box, and wind spring can drive the coaxial wheels moving that is tied with wire, can complete the retractable work of shorting stub; Terminal box two side hole; Wire head and the tail two ends and standard plug welding, connect the different replaceable joint of various designs, to be applicable to the sleeve pipe of high voltage side of transformer and female board wiring of low-pressure side.
This shorting stub can be used for different transformers, and folding and unfolding is simple, and easy operating, has improved work efficiency, and during use, the on-the-spot confusion that is difficult for, has guaranteed the security of testing crew and equipment.
The utility model will reach following technique effect after adopting technique scheme: transformer general-purpose short-link line of the present utility model, while needing wiring, the wire in wire hole is pulled out, and utilize standard plug and other joints to join, be respectively connected with transformer.Now, the wire in terminal box is drawn out, and drives the wheel turns in terminal box, and wind spring is rolled tightly; During unwrapping wire, transformer attachment plug is discharged, wind spring resilience, drives rotating of wheel, and wire is rolled onto on wheel, regains wire; As fully visible, transformer general-purpose short-link line of the present utility model, is the principle of utilizing tape measure, and wire is acted freely, applicable different transformers.
Below in conjunction with drawings and Examples, further set forth the utility model content.
Accompanying drawing explanation
Fig. 1 is the utility model structural representation.
Embodiment
See Fig. 1, a kind of transformer general-purpose short-link line device, the utility model is characterised in that: comprise that a terminal box 1, one are fixedly inserted in bobbin in terminal box 12, a wind 3 being connected with bobbin 2 tops; At bobbin 2 tops, be coaxially provided with Yi Ge center wind spring 4, the bottom of bobbin 2 is plugged on terminal box 1 bottom surface by pivot pin 5; In 1 liang of middle side part symmetry of terminal box, offer wire hole 6; Wire 7 is wrapped on the bobbin 2 in terminal box 1, and the head end of wire 7 and tail end are drawn in line box both sides by two wire holes respectively.
Head and the tail two ends and the standard plug of the utility model wire 7 weld, and weld adopts insulation parcel (to guarantee security).
The utility model wire 7 adopts soft strand of copper cash of multicore, the outside insulation parcel that adopts.
Set bolt 8 in the utility model is for fixing cord.
The utility model shorting stub can be used for high-altitude wiring, and standard plug cross-sectional diameter is greater than wire hole aperture, and wire can play location fixation while reclaiming.
The utility model wind can artificial withdrawal shorting stub when wind spring cannot lean on self-energy to regain shorting stub.
The utility model is pulled out the wire in line outlet groove, utilizes standard plug and other joints to join, is respectively connected with transformer.Now, the wire in terminal box is drawn out, and drives the wheel turns in terminal box, and wind spring is rolled tightly; During unwrapping wire, transformer attachment plug is discharged, wind spring resilience, drives rotating of wheel, and wire is rolled onto on wheel, regains wire.
Claims (3)
1. a transformer general-purpose short-link line device, is characterized in that: comprise that a terminal box (1), one are fixedly inserted in the bobbin (2) in terminal box (1), a wind (3) being connected with bobbin (2) top; At bobbin (2) top, be coaxially provided with Yi Ge center wind spring (4), the bottom of bobbin (2) is plugged on terminal box (1) bottom surface by pivot pin (5); In terminal box (1) two middle side part symmetry, offer wire hole (6); The bobbin (2) that wire (7) is wrapped in terminal box (1) is upper, and the head end of wire (7) and tail end are drawn in line box both sides by two wire holes respectively.
2. a kind of transformer general-purpose short-link line device as claimed in claim 1, is characterized in that: head and the tail two ends and the standard plug of wire (7) weld, and weld adopts insulation parcel.
3. a kind of transformer general-purpose short-link line device as claimed in claim 1 or 2, is characterized in that: wire (7) adopts soft strand of copper cash of multicore, the outside insulation parcel that adopts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420113743.5U CN203732573U (en) | 2014-03-13 | 2014-03-13 | General-purpose short-circuit wire device for transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420113743.5U CN203732573U (en) | 2014-03-13 | 2014-03-13 | General-purpose short-circuit wire device for transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203732573U true CN203732573U (en) | 2014-07-23 |
Family
ID=51202636
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420113743.5U Expired - Lifetime CN203732573U (en) | 2014-03-13 | 2014-03-13 | General-purpose short-circuit wire device for transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203732573U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104865416A (en) * | 2015-04-28 | 2015-08-26 | 广东电网有限责任公司东莞供电局 | Lead wire junction box for overhead conductor insulation test |
| CN105116180A (en) * | 2015-09-08 | 2015-12-02 | 国网山东省电力公司经济技术研究院 | Portable test shorting stub device |
| CN105203803A (en) * | 2015-09-23 | 2015-12-30 | 国家电网公司 | Portable electrical test connection wire |
| CN106841698A (en) * | 2017-01-12 | 2017-06-13 | 国家电网公司 | Short circuit fixture is used in a kind of transformer loss experiment |
-
2014
- 2014-03-13 CN CN201420113743.5U patent/CN203732573U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104865416A (en) * | 2015-04-28 | 2015-08-26 | 广东电网有限责任公司东莞供电局 | Lead wire junction box for overhead conductor insulation test |
| CN105116180A (en) * | 2015-09-08 | 2015-12-02 | 国网山东省电力公司经济技术研究院 | Portable test shorting stub device |
| CN105203803A (en) * | 2015-09-23 | 2015-12-30 | 国家电网公司 | Portable electrical test connection wire |
| CN106841698A (en) * | 2017-01-12 | 2017-06-13 | 国家电网公司 | Short circuit fixture is used in a kind of transformer loss experiment |
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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: 20140723 |
|
| CX01 | Expiry of patent term |