CN204256023U - A kind of New type of current pincers shell fragment gap control device - Google Patents
A kind of New type of current pincers shell fragment gap control device Download PDFInfo
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- CN204256023U CN204256023U CN201420696554.5U CN201420696554U CN204256023U CN 204256023 U CN204256023 U CN 204256023U CN 201420696554 U CN201420696554 U CN 201420696554U CN 204256023 U CN204256023 U CN 204256023U
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- binding clip
- iron core
- shell fragment
- dynamic binding
- dynamic
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Abstract
The utility model discloses a kind of New type of current pincers shell fragment gap control device, comprise dynamic binding clip and determine binding clip, describedly determine binding clip and comprise and determine binding clip housing, determine binding clip iron core, described dynamic binding clip comprises dynamic binding clip housing, dynamic binding clip iron core, described dynamic binding clip housing this dynamic binding clip iron core outer surface inherent is also provided with binding clip shell fragment, the two ends of this binding clip shell fragment contact with dynamic binding clip iron core outer surface, and the middle part of binding clip shell fragment contacts with the inside surface of dynamic binding clip housing.The utility model by arrange in dynamic binding clip housing can before and after the dynamic binding clip iron core of movement among a small circle, and head on dynamic binding clip iron core by the binding clip shell fragment arranged, when dynamic binding clip with determine binding clip close time, the Hall element determining binding clip will move binding clip iron core top to dynamic binding clip enclosure interior, simultaneously, under the acting force of binding clip shell fragment, make dynamic binding clip iron core and the gap of determining the Hall element of binding clip iron core be 0 substantially, ensure that binding clip surveys the accuracy of number.
Description
Technical field
The utility model relates to the technical field of current clamp, is specifically related to a kind of New type of current pincers shell fragment gap control device.
Background technology
Current pincerlike meter clamps electric wire, under the state not cutting off circuit, detects the test instrumentation easily of electric current, can be used for high voltage line current and measure and regularly do leakage current detection for high-tension apparatuses such as lightning arresters.
But, Hall element is adopted to survey the reometer binding clip of electric current at present on the market, it is determined binding clip iron core in binding clip, dynamic binding clip and is fixed, fix as the position of bone or play glue and fix, but again because of the problem of fit-up gap, cause binding clip when each closed measurement, the clearance distance determining iron core in binding clip and dynamic binding clip there are differences, and finally causes the poor stability surveying number.
Utility model content
In order to solve the problem, a kind of New type of current pincers shell fragment gap control device disclosed in the utility model, when guaranteeing that each binding clip closes, fixed and moving binding clip iron core two ends contact gap is consistent, thus makes the stability surveying number reach best.
The technical scheme that the utility model is adopted for achieving the above object is:
A kind of New type of current pincers shell fragment gap control device, comprise dynamic binding clip and determine binding clip, describedly determine binding clip and comprise and determine binding clip housing, determine binding clip housing internal fixtion and be provided with at this and determine binding clip iron core, described dynamic binding clip comprises dynamic binding clip housing, the dynamic binding clip iron core that can move forward and backward is provided with in this dynamic binding clip housing, described dynamic binding clip housing this dynamic binding clip iron core outer surface inherent is also provided with binding clip shell fragment, the two ends of this binding clip shell fragment contact with dynamic binding clip iron core outer surface, and the middle part of binding clip shell fragment contacts with the inside surface of dynamic binding clip housing.
Be provided with reinforcement in described dynamic binding clip housing, this reinforcement forms the cavity that holds dynamic binding clip iron core, is provided with free gap between described dynamic binding clip iron core and reinforcement.
Described both ends of the surface of determining binding clip iron core are fixed with the Hall element of outwardly convex respectively, and the both ends that described dynamic binding clip housing is positioned at iron core are provided with opening, and the both ends of described dynamic binding clip iron core contact with two Hall elements respectively.
The described free gap of dynamic binding clip iron core in cavity is 0.4 ~ 0.5mm.
Described binding clip shell fragment is arc, in the middle part of binding clip shell fragment, be provided with recess, and be provided with limit rib at dynamic binding clip housing relative to binding clip shell fragment recess place, this limit rib is fastened on recess place.
The utility model has the advantage of: the utility model by arrange in dynamic binding clip housing can before and after the dynamic binding clip iron core of movement among a small circle, and head on dynamic binding clip iron core by the binding clip shell fragment arranged, when dynamic binding clip with determine binding clip close time, the Hall element determining binding clip will move binding clip iron core top to dynamic binding clip enclosure interior, simultaneously, under the acting force of binding clip shell fragment, make dynamic binding clip iron core and the gap of determining the Hall element of binding clip iron core be 0 substantially, ensure that binding clip surveys the accuracy of number; When each binding clip closes, dynamic binding clip iron core is all issued to steady state (SS) at the double reaction plus of binding clip shell fragment and Hall element, move when each binding clip is closed binding clip iron core and the gap of determining the Hall element of binding clip iron core basically identical be 0, ensure that binding clip surveys the stability of number.
The limit rib that the recess of binding clip shell fragment and dynamic binding clip housing are arranged, makes the activity of binding clip shell fragment in dynamic binding clip be restricted, and can not be slipped to other places, ensure the steady operation of binding clip.
Below in conjunction with accompanying drawing and embodiment, the utility model is further illustrated.
Accompanying drawing explanation
Fig. 1 is the sectional structure schematic diagram of the present embodiment current clamp shell fragment gap control device closure state;
Fig. 2 is the structural representation of the present embodiment current clamp shell fragment gap control device open mode;
Fig. 3 is the one-piece construction schematic diagram of the present embodiment current clamp shell fragment gap control device closure state;
Fig. 4 is the structural representation of the present embodiment current clamp shell fragment gap control device open mode.
In figure: 1. dynamic binding clip, 11. dynamic binding clip housings, 12. dynamic binding clip iron cores, 13. binding clip shell fragments, 14. reinforcements, 15. cavitys, 16. recess, 17. limit ribs, 2. determine binding clip, and 21. determine binding clip housing, and 22. determine binding clip iron core, 23. Hall elements.
Embodiment
Embodiment, see Fig. 1 ~ 4, the New type of current pincers shell fragment gap control device that the present embodiment provides, comprise dynamic binding clip 1 and determine binding clip 2, describedly determine binding clip 2 and comprise and determine binding clip housing 21, determine binding clip housing 21 internal fixtion and be provided with at this and determine binding clip iron core 22, described both ends of the surface of determining binding clip iron core 22 are fixed with the Hall element 23 of outwardly convex respectively, described dynamic binding clip 1 comprises dynamic binding clip housing 11 and dynamic binding clip iron core 12, reinforcement 14 is provided with in described dynamic binding clip housing 11, this reinforcement 14 forms the cavity 15 that binding clip iron core 12 is moved in an accommodation, free gap is provided with between described dynamic binding clip iron core 12 and reinforcement 14, dynamic binding clip iron core 12 can be moved among a small circle front and back in this cavity 15, described dynamic binding clip housing 11 this dynamic binding clip iron core 12 outer surface inherent is also provided with binding clip shell fragment 13, and the two ends of this binding clip shell fragment 13 contact with dynamic binding clip iron core 12 outer surface, and the middle part of binding clip shell fragment 13 contacts with the inside surface of dynamic binding clip housing 11.The both ends that described dynamic binding clip housing 11 is positioned at iron core are provided with opening, and the both ends of described dynamic binding clip iron core 12 contact with two Hall elements 23 respectively.The present embodiment can the dynamic binding clip iron core 12 of front and back movement among a small circle by arranging dynamic binding clip housing 11 in, and head on dynamic binding clip iron core 12 by the binding clip shell fragment 13 arranged, when dynamic binding clip 1 with determine binding clip 2 close time, dynamic binding clip iron core 12 pushes up to dynamic binding clip housing 11 inner by the Hall element 23 determining binding clip 2, simultaneously, under the acting force of binding clip shell fragment 13, make dynamic binding clip iron core 12 and the gap of the Hall element 23 determining binding clip iron core 22 be 0 substantially, ensure that binding clip surveys the accuracy of number; When each binding clip closes, dynamic binding clip iron core 12 is all issued to steady state (SS) at binding clip shell fragment 13 and the double reaction plus of Hall element 23, move when each binding clip is closed binding clip iron core 12 and the contact gap of the Hall element 23 determining binding clip iron core 22 basically identical be 0, ensure that binding clip surveys the stability of number.
The described free gap of dynamic binding clip iron core 12 in cavity 15 is 0.4 ~ 0.5mm, when dynamic binding clip 1 with determine binding clip 2 close time, dynamic binding clip iron core 12 is under the extruding of Hall element 23, move the interference distance of 0.3 ~ 0.4mm backward, makes the end cover clearance of dynamic binding clip iron core 12 both ends of the surface and two Hall elements 23 be 0 substantially.
Described binding clip shell fragment 13 is arc, for stainless steel material is made, is provided with recess 16 in the middle part of binding clip shell fragment 13, and be provided with limit rib 17 at dynamic binding clip housing 11 relative to binding clip shell fragment 13 recess 16 place, this limit rib is fastened on recess place.The limit rib 17 that the recess 16 of binding clip shell fragment 13 and dynamic binding clip housing 11 are arranged, makes the activity of binding clip shell fragment 13 in dynamic binding clip 1 be restricted, and can not be slipped to other places, ensure the steady operation of binding clip.
Principle of work of the present utility model: when current clamp binding clip is in open mode, namely dynamic binding clip 1 with determine binding clip 2 be separated time, make two of binding clip iron core 12 end faces all can be close to dynamic binding clip housing 11 end face inwall by the thrust of binding clip shell fragment 13.
When current clamp binding clip is in closure state, due to dynamic binding clip 1 be designed to dynamic binding clip iron core 12 in dynamic binding clip housing 11 can before and after movable among a small circle, dynamic binding clip iron core 12 and the lid of the Hall element 23 determining binding clip 2 have the interference of 0.3 ~ 0.4mm when closed, because the thrust of binding clip shell fragment 13 is more weak, dynamic binding clip 1 with determine binding clip 2 close time, dynamic binding clip iron core 12 can be push this interference distance mobile backward by the lid of the Hall element 23 determined in binding clip 2, when each current clamp binding clip is closed, dynamic binding clip iron core 12 is substantially consistent with Hall element 23 gap is 0, reach the stability that binding clip surveys number.
The utility model is not limited to above-mentioned embodiment, adopts or approximation apparatus identical with the utility model above-described embodiment, and other obtaining are for New type of current pincers shell fragment gap control device, all within protection domain of the present utility model.
Claims (6)
1. a New type of current pincers shell fragment gap control device, it is characterized in that: comprise dynamic binding clip and determine binding clip, describedly determine binding clip and comprise and determine binding clip housing, determine binding clip housing internal fixtion and be provided with at this and determine binding clip iron core, described dynamic binding clip comprises dynamic binding clip housing, the dynamic binding clip iron core that can move forward and backward is provided with in this dynamic binding clip housing, described dynamic binding clip housing this dynamic binding clip iron core outer surface inherent is also provided with binding clip shell fragment, the two ends of this binding clip shell fragment contact with dynamic binding clip iron core outer surface, and the middle part of binding clip shell fragment contacts with the inside surface of dynamic binding clip housing.
2. New type of current pincers shell fragment gap control device according to claim 1, it is characterized in that: in described dynamic binding clip housing, be provided with reinforcement, this reinforcement forms the cavity that holds dynamic binding clip iron core, is provided with free gap between described dynamic binding clip iron core and reinforcement.
3. New type of current pincers shell fragment gap control device according to claim 2, it is characterized in that: described both ends of the surface of determining binding clip iron core are fixed with the Hall element of outwardly convex respectively, the both ends that described dynamic binding clip housing is positioned at iron core are provided with opening, and the both ends of described dynamic binding clip iron core contact with two Hall elements respectively.
4. New type of current pincers shell fragment gap control device according to claim 3, is characterized in that: the described free gap of dynamic binding clip iron core in cavity is 0.4 ~ 0.5mm.
5. New type of current pincers shell fragment gap control device according to claim 1, is characterized in that: described binding clip shell fragment is arc.
6. New type of current pincers shell fragment gap control device according to claim 5, it is characterized in that: be provided with recess in the middle part of described binding clip shell fragment, be provided with limit rib at dynamic binding clip housing relative to binding clip shell fragment recess place, this limit rib is fastened on recess place.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420696554.5U CN204256023U (en) | 2014-11-19 | 2014-11-19 | A kind of New type of current pincers shell fragment gap control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420696554.5U CN204256023U (en) | 2014-11-19 | 2014-11-19 | A kind of New type of current pincers shell fragment gap control device |
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| Publication Number | Publication Date |
|---|---|
| CN204256023U true CN204256023U (en) | 2015-04-08 |
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|---|---|---|---|
| CN201420696554.5U Active CN204256023U (en) | 2014-11-19 | 2014-11-19 | A kind of New type of current pincers shell fragment gap control device |
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| CN (1) | CN204256023U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105675952A (en) * | 2014-11-18 | 2016-06-15 | 中国农业大学 | Current measurement device and method, and manufacture method of current measurement device |
| CN115032440A (en) * | 2022-08-10 | 2022-09-09 | 国网山东省电力公司枣庄供电公司 | Handheld anti-electricity-stealing clamp-on ammeter for inspection |
-
2014
- 2014-11-19 CN CN201420696554.5U patent/CN204256023U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105675952A (en) * | 2014-11-18 | 2016-06-15 | 中国农业大学 | Current measurement device and method, and manufacture method of current measurement device |
| CN115032440A (en) * | 2022-08-10 | 2022-09-09 | 国网山东省电力公司枣庄供电公司 | Handheld anti-electricity-stealing clamp-on ammeter for inspection |
| CN115032440B (en) * | 2022-08-10 | 2022-11-08 | 国网山东省电力公司枣庄供电公司 | Handheld anti-electricity-stealing clamp-on ammeter for inspection |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 523808 No. 6 industrial North Road, Songshan Lake high tech Industrial Development Zone, Dongguan, Guangdong Patentee after: Uno Technology (China) Limited by Share Ltd Address before: 523808 No. 6 industrial North Road, Songshan Lake high tech Industrial Development Zone, Dongguan, Guangdong Patentee before: Uni-Trend Technology (China) Co., Ltd. |
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| CP01 | Change in the name or title of a patent holder |