CN204927070U - The bypass switch's contact segment - Google Patents
The bypass switch's contact segment Download PDFInfo
- Publication number
- CN204927070U CN204927070U CN201520530766.0U CN201520530766U CN204927070U CN 204927070 U CN204927070 U CN 204927070U CN 201520530766 U CN201520530766 U CN 201520530766U CN 204927070 U CN204927070 U CN 204927070U
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- China
- Prior art keywords
- support bar
- contact portion
- contact
- support
- chimb
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- Withdrawn - After Issue
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Abstract
The utility model discloses a the bypass switch's contact segment, including connecting terminal, contact ring sum conductive shaft, and the contact ring is established between connecting terminal and conductive shaft, contact ring comprises a busbar that adopts support area that high elastic material made and a plurality of adoption high conductivity material to make, it has open -ended annular shape to support to take to curve, a plurality of busbar clamps respectively the support is taken. The utility model discloses a to contact segment's institutional advancement, realize the contact electrically conductive with the contact force separation, effectively reduce the atress part and send out thermogenetic contact force decay influence because of the load, the counter -force that can enough provide certain requirement realizes the reliability that contacts can providing good electric conductive property again between connecting terminal and the conductive shaft to bearing force is greatly improved.
Description
Technical field
The utility model relates to by-pass switch technical field, particularly relates to a kind of contact portion of by-pass switch.
Background technology
A kind of cell bypass switch application of prior art is in battery pack, be connected on after in parallel with single battery in battery pack, when after a certain cell malfunctions, the cell bypass switch triggering that it connects, fail battery is excised from battery pack loop, thus ensures the reliability of whole battery pack.
This cell bypass switching requirements reliability is high, working life year limit for length, lightweight, volume is little, contact resistance is low, and type of service is single use.
This cell bypass switch mainly comprises triggering part and contact portion, triggering part requires the akinesia of lock timing mechanism, the handoff functionality of make-before-break is realized rapidly after unblock, stable state can be kept after action puts in place, contact portion generally includes conductive shaft, contact ring and three leading-out terminals, and when not triggering, conductive shaft connects first and second exit, after triggering, conductive shaft connects first and third exit, realizes make-before-break and switches.
Consider that the type switch is single use, switch for bearing spring thrust or pressure steadily in the long term when triggering, need can unlock rapidly after triggering, make switch motion.
The contact portion of this cell bypass switch, because contact ring is between splicing ear and conductive shaft, is used for the electrical connection realized between the two, therefore, should has excellent electric conductivity, have excellent contact reliability again.And the contact ring normally monolithic construction of prior art, when adopting high conductivity material to be made, it has excellent electric conductivity, can improve load capacity, but its elasticity is poor, thus have impact on the reliability of the Contact of splicing ear and conductive shaft; When adopting highly elastic material to be made, this contact ring can provide good counter-force, realizes contact reliability excellent between splicing ear and conductive shaft, but its conductivity is more weak, is difficult to meet load request, thus have impact on the use of product.
Utility model content
The purpose of this utility model is the deficiency overcoming prior art, a kind of contact portion of by-pass switch is provided, by the architecture advances to contact portion, necessarily required counter-force can either be provided to realize the reliability of the Contact of splicing ear and conductive shaft, excellent electric conductivity can be provided again, thus substantially increase load capacity.
The utility model solves the technical scheme that its technical problem adopts: a kind of contact portion of by-pass switch, comprise splicing ear, contact ring and conductive shaft, and contact ring is located between splicing ear and conductive shaft; Described contact ring is made up of a support belt adopting highly elastic material to make and several busbars adopting high conductivity material to make; Described support belt curves the annular shape with an opening; Several busbars described are installed on described support belt respectively.
Several busbars described are that even shape is installed on described support belt respectively.
Described support belt is made up of with several second support bars be integrally connected on the first support bar the first support bar that curves the annular shape with an opening, and several busbars described clamp with the second corresponding support bar respectively and fix.
Described second support bar is lath shape, forming a preset angle, making between the second support bar and the first support bar as being obliquely installed between the tangent plane of the plate face of described second support bar and the annular of the first support bar.
Several second support bars described are that even shape is integrally connected on the first support bar respectively.
The two ends of several the second support bars described are respectively equipped with crotch, and the two ends of described busbar are stuck in the crotch at the two ends of the second corresponding support bar.
Described busbar is formed by plate body with at the chimb on the both sides of the Width of plate body, described plate body is engaged on the second support bar, the two ends of plate body are stuck in the crotch at the two ends of the second corresponding support bar, and the chimb on the both sides of described plate body is in the both sides of the Width of the second support bar respectively.
The two ends of the plate body of described busbar are respectively equipped with inclined-plane, and the two ends of described busbar are clamped in the crotch of the second corresponding support bar respectively by inclined-plane.
After described busbar coordinates with the second support bar be obliquely installed, in the chimb on busbar both sides, more convex one of them chimb to annular outboard contacts with splicing ear, and more convex another chimb to annular inboard contacts with conductive shaft.
The length dimension of described more convex one of them chimb to annular outboard is less than the length dimension of more convex another chimb to annular inboard.
Described chimb is provided with the recess for stepping down to the first support bar.
On described first support bar, corresponding to the one junction of the second support bar, be also provided with open-work.
Compared with prior art, the beneficial effects of the utility model are:
1, owing to have employed the support belt and several busbar formations adopting high conductivity material to make that adopt highly elastic material to make by contact ring design Cheng Youyi; And described support belt curves the annular shape with an opening; Several busbars described are installed on described support belt respectively; This structure of the present utility model, realize contact conductive to be separated with contact, effectively reducing part of the force because of load sends out contact influence of fading thermogenetic, necessarily required counter-force can either be provided to realize the reliability of the Contact of splicing ear and conductive shaft, excellent electric conductivity can be provided again, thus substantially increase load capacity.
2, support belt is designed to be made up of first support bar curving the annular shape with an opening and several the second support bars be integrally connected on the first support bar owing to have employed.This structure of the present utility model, facilitates the assembling of busbar, and busbar can clamp with the second corresponding support bar and fix; And the annular shape of this band opening, the space that when can effectively ensure to assemble, contact ring resilience is flexible, thus ensure reliable contact.
3, owing to have employed, the two ends of the second support bar are designed to crotch respectively, are stuck in by the two ends of busbar in the crotch at the two ends of the second corresponding support bar, achieve busbar and be connected with the firm of support belt.
4, owing to have employed on the first support bar, corresponding to the one junction of the second support bar, being also provided with open-work, thus making the first support bar have more flexibility, the annular shape with an opening can be curved easily, the elasticity of the second support bar can also be increased.
5, be designed to be obliquely installed by between the second support bar and the first support bar owing to have employed, and by two of busbar chimbs, being used for the length dimension of the chimb contacted with splicing ear is designed to be less than the length dimension for the chimb that contacts with conductive shaft, this structure of the present utility model, busbar and splicing ear, conductive shaft can be made to form good contact, and improve the stability of contact.
Below in conjunction with drawings and Examples, the utility model is described in further detail; But the flip-flop of a kind of by-pass switch of the present utility model is not limited to embodiment.
Accompanying drawing explanation
Fig. 1 is the organigram using by-pass switch of the present utility model;
Fig. 2 is the cutaway view along A-A line in Fig. 1;
Fig. 3 is the partial structurtes enlarged diagram using by-pass switch of the present utility model;
Fig. 4 is the partial structurtes schematic diagram using by-pass switch of the present utility model;
Fig. 5 is the cutaway view along B-B line in Fig. 4;
Fig. 6 is the organigram of contact of the present utility model ring;
Fig. 7 is the end view of contact of the present utility model ring;
Fig. 8 is the organigram of the support belt of contact of the present utility model ring;
Fig. 9 is the end view of the support belt of contact of the present utility model ring;
Figure 10 is the organigram of the busbar of contact of the present utility model ring.
Embodiment
Embodiment
See shown in Fig. 1 to Figure 10, the contact portion of a kind of by-pass switch of the present utility model, comprises splicing ear 1, contact ring 2 and conductive shaft 3, and contact ring 2 is located between splicing ear 1 and conductive shaft 3; Described contact ring 2 is made up of a support belt 21 adopting highly elastic material to make and several busbars 22 adopting high conductivity material to make; Described support belt 21 curves the annular shape with an opening 211; Several busbars 22 described are installed on described support belt 21 respectively.
Several busbars 22 described are installed on described support belt 21 respectively in even shape.
Described support belt 21 is made up of with several second support bars 213 be integrally connected on the first support bar the first support bar 212 that curves the annular shape with an opening, and several busbars 22 described clamp with the second corresponding support bar 213 respectively and fix.
Described second support bar 213 is lath shape, forming a preset angle, making between the second support bar 213 and the first support bar 212 as being obliquely installed between the tangent plane of the plate face of described second support bar 213 and the annular of the first support bar 212.
Several second support bars 213 described are integrally connected on the first support bar 212 respectively in even shape.
The two ends of several the second support bars 213 described are respectively equipped with crotch 214, and the two ends of described busbar 22 are stuck in the crotch 214 at the two ends of the second corresponding support bar.
Described busbar 22 is formed by plate body 221 with at the chimb 222 on the both sides of the Width of plate body, described plate body 221 is engaged on the second support bar 213, the two ends of plate body 221 are stuck in the crotch 214 at the two ends of the second corresponding support bar, and the chimb 222 on the both sides of described plate body is in the both sides of the Width of the second support bar respectively.
The two ends of the plate body of described busbar 22 are respectively equipped with inclined-plane 223, and the two ends of described busbar 22 are clamped in the crotch 214 of the second corresponding support bar respectively by inclined-plane 223.
After described busbar 22 coordinates with the second support bar 213 be obliquely installed, busbar 22 is also inclined to set, in the chimb 222 on busbar 22 both sides, more convex one of them chimb 222 to annular outboard contacts with splicing ear 1, and more convex another chimb 222 to annular inboard contacts with conductive shaft 3.
The length dimension of described more convex one of them chimb to annular outboard is less than the length dimension of more convex another chimb to annular inboard.Namely long chimb is used for coordinating with conductive shaft 3, and be assemblied in conductive shaft dovetail groove, short chimb is used for matching with splicing ear.
The chimb 222 on the both sides of described plate body is respectively equipped with the recess 224 for stepping down to the first support bar.
On described first support bar 212, corresponding to the one junction of the second support bar, be also provided with open-work 215.
This contact portion also comprises the parts such as terminal base 41, insulating case 42 and insulator cap 43, and three splicing ears 1 are arranged on corresponding terminal base 41 respectively.
This by-pass switch also comprises spring seat 51, spring 52, maintainance block 53, constraint silk 54, fusible link 55, triggers the parts such as wire 56, trigger seat 57, kinking frame 58, thimble 59, guide 60, pull bar 61, side packing ring 62.
The contact portion of a kind of by-pass switch of the present utility model, is designed to be made up of a support belt 21 adopting highly elastic material to make and several busbars 22 adopting high conductivity material to make by contact ring 2 owing to have employed; And described support belt 21 curves the annular shape with an opening 211; Several busbars 22 described are installed on described support belt 21 respectively; This structure of the present utility model, realize contact conductive to be separated with contact, effectively reducing part of the force because of load sends out contact influence of fading thermogenetic, necessarily required counter-force can either be provided to realize the reliability of the Contact of splicing ear and conductive shaft, excellent electric conductivity can be provided again, thus substantially increase load capacity.
The contact portion of a kind of by-pass switch of the present utility model, is designed to be made up of with several second support bars 213 be integrally connected on the first support bar first support bar 212 curving the annular shape with an opening by support belt 21 owing to have employed.This structure of the present utility model, facilitates the assembling of busbar 22, and conduction 22 row can clamp with the second corresponding support bar and fix; And the annular shape of this band opening, the space that when can effectively ensure to assemble, contact ring resilience is flexible, thus ensure reliable contact.
The contact portion of a kind of by-pass switch of the present utility model, owing to have employed, the two ends of the second support bar 213 are designed to crotch 214 respectively, be stuck in by the two ends of busbar 22 in the crotch 214 at the two ends of the second corresponding support bar, achieve busbar 22 and be connected with the firm of support belt 21.
The contact portion of a kind of by-pass switch of the present utility model, owing to have employed on the first support bar 212, corresponding to the one junction of the second support bar, also be provided with 215 holes, thus make the first support bar have more flexibility, the annular shape with an opening can be curved easily, the elasticity of the second support bar can also be increased.
The contact portion of a kind of by-pass switch of the present utility model, be designed to be obliquely installed by between the second support bar 213 and the first support bar 212 owing to have employed, and by two of busbar chimbs 222, being used for the length dimension of the chimb contacted with splicing ear 1 is designed to be less than the length dimension for the chimb that contacts with conductive shaft 3, this structure of the present utility model, busbar and splicing ear, conductive shaft can be made to form good contact, and improve the stability of contact.
Above-mentioned just preferred embodiment of the present utility model, not does any pro forma restriction to the utility model.Although the utility model discloses as above with preferred embodiment, but and be not used to limit the utility model.Any those of ordinary skill in the art, when not departing from technical solutions of the utility model scope, the technology contents of above-mentioned announcement all can be utilized to make many possible variations and modification to technical solutions of the utility model, or be revised as equivalents Equivalent embodiments.Therefore, every content not departing from technical solutions of the utility model, according to the utility model technical spirit to any simple modification made for any of the above embodiments, equivalent variations and modification, all should drop in the scope of technical solutions of the utility model protection.
Claims (12)
1. a contact portion for by-pass switch, comprise splicing ear, contact ring and conductive shaft, and contact ring is located between splicing ear and conductive shaft; It is characterized in that: described contact ring is made up of a support belt adopting highly elastic material to make and several busbars adopting high conductivity material to make; Described support belt curves the annular shape with an opening; Several busbars described are installed on described support belt respectively.
2. the contact portion of by-pass switch according to claim 1, is characterized in that: several busbars described are that even shape is installed on described support belt respectively.
3. the contact portion of by-pass switch according to claim 1, it is characterized in that: described support belt is made up of with several second support bars be integrally connected on the first support bar the first support bar that curves the annular shape with an opening, and several busbars described clamp with the second corresponding support bar respectively and fix.
4. the contact portion of by-pass switch according to claim 3, it is characterized in that: described second support bar is lath shape, forming a preset angle between the tangent plane of the plate face of described second support bar and the annular of the first support bar, making between the second support bar and the first support bar as being obliquely installed.
5. the contact portion of by-pass switch according to claim 4, is characterized in that: several second support bars described are that even shape is integrally connected on the first support bar respectively.
6. the contact portion of by-pass switch according to claim 5, is characterized in that: the two ends of several the second support bars described are respectively equipped with crotch, and the two ends of described busbar are stuck in the crotch at the two ends of the second corresponding support bar.
7. the contact portion of by-pass switch according to claim 6, it is characterized in that: described busbar is formed by plate body with at the chimb on the both sides of the Width of plate body, described plate body is engaged on the second support bar, the two ends of plate body are stuck in the crotch at the two ends of the second corresponding support bar, and the chimb on the both sides of described plate body is in the both sides of the Width of the second support bar respectively.
8. the contact portion of by-pass switch according to claim 7, is characterized in that: the two ends of the plate body of described busbar are respectively equipped with inclined-plane, and the two ends of described busbar are clamped in the crotch of the second corresponding support bar respectively by inclined-plane.
9. the contact portion of by-pass switch according to claim 7, it is characterized in that: after described busbar coordinates with the second support bar be obliquely installed, in the chimb on busbar both sides, more convex one of them chimb to annular outboard contacts with splicing ear, and more convex another chimb to annular inboard contacts with conductive shaft.
10. the contact portion of by-pass switch according to claim 9, is characterized in that: the length dimension of described more convex one of them chimb to annular outboard is less than the length dimension of more convex another chimb to annular inboard.
The contact portion of 11. by-pass switches according to claim 9 or 10, is characterized in that: described chimb is provided with the recess for stepping down to the first support bar.
The contact portion of 12. by-pass switches according to claim 3, is characterized in that: on described first support bar, corresponding to the one junction of the second support bar, is also provided with open-work.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520530766.0U CN204927070U (en) | 2015-07-21 | 2015-07-21 | The bypass switch's contact segment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520530766.0U CN204927070U (en) | 2015-07-21 | 2015-07-21 | The bypass switch's contact segment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204927070U true CN204927070U (en) | 2015-12-30 |
Family
ID=54976178
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520530766.0U Withdrawn - After Issue CN204927070U (en) | 2015-07-21 | 2015-07-21 | The bypass switch's contact segment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204927070U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106710898A (en) * | 2015-07-21 | 2017-05-24 | 厦门宏发密封继电器有限公司 | Contact part of bypass switch |
| CN107394289A (en) * | 2017-08-04 | 2017-11-24 | 桂林航天电子有限公司 | A kind of contact system of battery protection switch |
-
2015
- 2015-07-21 CN CN201520530766.0U patent/CN204927070U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106710898A (en) * | 2015-07-21 | 2017-05-24 | 厦门宏发密封继电器有限公司 | Contact part of bypass switch |
| CN106710898B (en) * | 2015-07-21 | 2019-07-23 | 厦门宏发密封继电器有限公司 | A kind of contact portion of by-pass switch |
| CN107394289A (en) * | 2017-08-04 | 2017-11-24 | 桂林航天电子有限公司 | A kind of contact system of battery protection switch |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20151230 Effective date of abandoning: 20190723 |
|
| AV01 | Patent right actively abandoned |