CN204029598U - Current transformer that can anti-wire dropout - Google Patents
Current transformer that can anti-wire dropout Download PDFInfo
- Publication number
- CN204029598U CN204029598U CN201420481191.3U CN201420481191U CN204029598U CN 204029598 U CN204029598 U CN 204029598U CN 201420481191 U CN201420481191 U CN 201420481191U CN 204029598 U CN204029598 U CN 204029598U
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- China
- Prior art keywords
- current transformer
- cableties
- wire
- plate
- terminal block
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- 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
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- Transformers For Measuring Instruments (AREA)
Abstract
The utility model discloses a kind of instrument transformer, belong to technical field of electronic products, aim to provide a kind of current transformer that can anti-wire dropout.This current transformer includes current transformer body, terminal block, base plate, current transformer body one end is fixed on base plate, the other end is provided with terminal block, terminal block is provided with wiring hole, common on the market have current transformer because electric wire is arranged on wire connecting portion for a long time, affected by environment and aging or pullled by external force, wiring place becomes loosening and makes wire dropout, cause electric leakage to cause the damage of measuring instrument, compared with prior art, the utility model has the advantage of: increase cableties plate, electric wire is blocked in line ball hole, the wire connecting portion that has prevented electric wire is pullled or because the time is permanent and aging by external force, electric wire becomes loosening and comes off, cause the phenomenon of electric leakage.
Description
Technical field
The utility model relates to a kind of current transformer, and more particularly, it relates to a kind of current transformer that can anti-wire dropout.
Background technology
Instrument transformer is called again instrument transformer, and current transformer can become little electric current by large electric current, for measuring or protection system.Its function is mainly that large electric current scaling transformation is become to the little electric current of standard, to realize standardization, the miniaturization of measuring instrument, protection equipment and automatic control equipment.Instrument transformer also can be used to separate high-voltage system simultaneously, to ensure the safety of the person and equipment.
In prior art, disclose a kind of light rail high pressure soft starting Current Transformer at application number in the Chinese patent prospectus that is CN201320034618.0, it comprises winding, twice winding and housing one time.This secondary winding in current transformer winding, on iron core, is in series with high accuracy D.C. resistance in secondary winding; A winding is annular electric conductor, and a winding is through iron core, and two lead-in wires of a winding are connected with primary connection plate respectively; Winding and twice winding pour into an overall structure with epoxide resin vacuum after laying, wherein epoxy resin poured body is housing, three lead-in wires of secondary winding connect with three the corresponding secondary wiring terminals that are arranged on the secondary terminal box on base upper surface respectively, housing is bolted on base by capping, although overall volume is little, resistant is turbid and moist performance is strong, but it is aging owing to being subject to external impacts or placement for a long time to solve wire connecting portion, the wire dropout problem causing, finally can damage instrument or injure the person.
Utility model content
The deficiency existing for prior art, though the purpose of this utility model is to provide a kind of to be hit, aging circuit also can be stablized wiring can anti-wire dropout current transformer.
For achieving the above object, the utility model provides following technical scheme: a kind of current transformer that can anti-wire dropout, comprise current transformer body, terminal block, base plate, described current transformer body one end is fixed on base plate, and the other end is provided with terminal block, and described terminal block is provided with wiring hole, in described current transformer body, be provided with some cableties board mounts, in described cableties board mount, be provided with cableties plate, described cableties plate is provided with line ball hole, and described line ball hole is relative with described wiring hole axle center.
Adopt the current transformer of this structure, fasten being connected in electric wire in wiring hole by line ball hole, prevent that electric wire is due to long-time placement, pullled by external force or the aging wire dropout causing causes the phenomenon of electric leakage.
As preferably: described cableties board mount is cuboid loop configuration, and the long limit of described cableties board mount one end is all fixed in described current transformer body, the long limit of the other end is equipped with breach.
Adopt the current transformer of this structure, facilitate cableties sleeve-board to enter in support, not only can static line buckle, make the fixed effect of electric wire better, also facilitate dismounting, replacing, the maintenance of cableties plate.
As preferably: described cableties plate is provided with some grooves, described groove is connected in the long limit of described cableties board mount, and can on described cableties board mount, move along long limit.
Adopt the current transformer of this structure, on the long limit by the online buckle support of cableties plate groove, slide, fasten electric wire, make line ball hole push down electric wire convenient.
As improvement: described cableties plate is provided with counter sink, is provided with fastening connection piece in described counter sink.
Adopt the current transformer of this structure, cableties plate connects by securing member, electric wire is fastened in line ball hole, and by the locked cableties plate of securing member, prevents wire dropout.
Compared with prior art, the utility model has the advantage of: by having set up cableties board mount and cableties plate structure, thereby it is aging owing to being subject to external impacts or placement for a long time to have solved the wire connecting portion existing in prior art, the wire dropout problem causing, the wire connecting portion that has prevented electric wire is pullled or because the time is permanent and aging by external force, electric wire becomes loosening and comes off, and causes the phenomenon of electric leakage.
Brief description of the drawings
Fig. 1 is the 3 dimensional drawing of the current transformer embodiment that the utility model can anti-wire dropout;
Fig. 2 is the current transformer body schematic diagram of the current transformer embodiment that the utility model can anti-wire dropout;
Fig. 3 is the cableties plate sterogram of the current transformer embodiment that the utility model can anti-wire dropout.
Reference numeral: 1, cableties plate; 111, line ball hole; 112, counter sink; 113, groove; 2, terminal block; 211, wiring hole; 3, cableties board mount; 311, breach; 312, grow limit; 4, current transformer body; 5, base plate.
Embodiment
Current transformer embodiment that can anti-wire dropout to the utility model referring to figs. 1 through Fig. 3 is described further.
A kind of current transformer that can anti-wire dropout, comprise current transformer body 4, terminal block 2, base plate 5, current transformer body 4 one end are fixed on base plate 5, the other end is provided with terminal block 2, terminal block 2 is provided with wiring hole 211, in current transformer body 4, be provided with some cableties board mounts 3, cableties board mount 3 is cuboid loop configuration, the long limit 312 of cableties board mount 3 one end is all fixed in current transformer body 4, the long limit of the other end is equipped with breach 311, facilitate cableties plate 1 to be inserted in support 3, support 3 not only can static line buckle 1, make the fixed effect of electric wire better, also facilitate the dismounting of cableties plate 1, change, safeguard.Cableties plate 1 inserts cableties board mount 3 by breach 311, cableties plate 3 is provided with some grooves 113, groove 113 is connected in the long limit 312 of cableties board mount 3, and on buckle support 3, move along long limit 312 online, on cableties plate 1, be also provided with counter sink 112, in counter sink 112, be provided with fastening connection piece, cableties plate 1 is provided with line ball hole 111, and line ball hole 111 is relative with wiring hole 211 axle center.In the time that electric wire is connected on terminal block 2, cableties plate 1 is by twisting securing member, make to slide on the long limit 312 of cableties plate 1 groove 113 online buckle supports 3, the line ball hole 111 of cableties plate 1 surrounds electric wire, electric wire is fastened in line ball hole 111, and by the locked cableties plate of securing member, prevents wire dropout, solved electric wire due to long-time placement, be subject to external force pull or the aging wire dropout causing cause electric leakage phenomenon.
The utility model is by having set up cableties board mount 3 and cableties plate 1 structure, prevent that wire connecting portion is aging owing to being subject to external impacts or placement for a long time, the wire dropout problem causing, the wire connecting portion that has solved electric wire is pullled or because the time is permanent and aging by external force, electric wire becomes loosening and comes off, and causes the phenomenon of electric leakage.
The above is only preferred implementation of the present utility model, and protection range of the present utility model is also not only confined to above-described embodiment, and all technical schemes belonging under the utility model thinking all belong to protection range of the present utility model.It should be pointed out that for those skilled in the art, in the some improvements and modifications that do not depart under the utility model principle prerequisite, these improvements and modifications also should be considered as protection range of the present utility model.
Claims (4)
- One kind can anti-wire dropout current transformer, comprise current transformer body, terminal block, base plate, described current transformer body one end is fixed on base plate, the other end is provided with terminal block, described terminal block is provided with wiring hole, it is characterized in that: described current transformer body is provided with some cableties board mounts, in described cableties board mount, is provided with cableties plate, described cableties plate is provided with line ball hole, and described line ball hole is relative with described wiring hole axle center.
- 2. current transformer that can anti-wire dropout according to claim 1, it is characterized in that: described cableties board mount is cuboid loop configuration, the long limit of described cableties board mount one end is all fixed in described current transformer body, and the long limit of the other end is equipped with breach.
- 3. current transformer that can anti-wire dropout according to claim 1, is characterized in that: described cableties plate is provided with some grooves, and described groove is connected in the long limit of described cableties board mount, and can on described cableties board mount, move along long limit.
- According to described in claim 1 or 3 can anti-wire dropout current transformer, it is characterized in that: described cableties plate is provided with counter sink, in described counter sink, is provided with fastening connection piece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420481191.3U CN204029598U (en) | 2014-08-25 | 2014-08-25 | Current transformer that can anti-wire dropout |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420481191.3U CN204029598U (en) | 2014-08-25 | 2014-08-25 | Current transformer that can anti-wire dropout |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204029598U true CN204029598U (en) | 2014-12-17 |
Family
ID=52069433
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420481191.3U Expired - Fee Related CN204029598U (en) | 2014-08-25 | 2014-08-25 | Current transformer that can anti-wire dropout |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204029598U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105957699A (en) * | 2016-07-26 | 2016-09-21 | 河南森源电气股份有限公司 | Supporting bracket for inserting piece |
| CN112350125A (en) * | 2020-10-23 | 2021-02-09 | 深圳市信锐网科技术有限公司 | Current transformer |
| CN112379307A (en) * | 2020-11-16 | 2021-02-19 | 无锡嘉威电气智能科技有限公司 | Electricity cabinet leakage alarm device |
| CN114487526A (en) * | 2022-01-25 | 2022-05-13 | 中南仪表有限公司 | Direct current intelligent electric energy meter |
-
2014
- 2014-08-25 CN CN201420481191.3U patent/CN204029598U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105957699A (en) * | 2016-07-26 | 2016-09-21 | 河南森源电气股份有限公司 | Supporting bracket for inserting piece |
| CN105957699B (en) * | 2016-07-26 | 2018-04-10 | 河南森源电气股份有限公司 | A kind of inserts supporting support |
| CN112350125A (en) * | 2020-10-23 | 2021-02-09 | 深圳市信锐网科技术有限公司 | Current transformer |
| CN112379307A (en) * | 2020-11-16 | 2021-02-19 | 无锡嘉威电气智能科技有限公司 | Electricity cabinet leakage alarm device |
| CN114487526A (en) * | 2022-01-25 | 2022-05-13 | 中南仪表有限公司 | Direct current intelligent electric energy meter |
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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: 20141217 Termination date: 20170825 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |