CN106710898A - Contact part of bypass switch - Google Patents
Contact part of bypass switch Download PDFInfo
- Publication number
- CN106710898A CN106710898A CN201510429758.1A CN201510429758A CN106710898A CN 106710898 A CN106710898 A CN 106710898A CN 201510429758 A CN201510429758 A CN 201510429758A CN 106710898 A CN106710898 A CN 106710898A
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- China
- Prior art keywords
- support bar
- contact
- contact portion
- pass switch
- busbar
- Prior art date
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Abstract
The invention discloses a contact part of a bypass switch. The contact part comprises a connecting terminal, a contact ring and a conductive shaft, wherein the contact ring is arranged between the connecting terminal and the conductive shaft. The contact ring is formed by one supporting tape made of highly elastic material and multiple conductive bars made of highly conductive material. The supporting tape is bent into an annular shape having an opening. The multiple conductive bars are clamped on the supporting tape. Separation of contact conduction and contact pressure is realized by improving the structure of the contact part so that the influence of attenuation of the contact pressure of a force bearing part caused by heating of the load can be effectively reduced, counterforce meeting the certain requirement can be provided to realize the contact reliability of the connecting terminal and the conductive shaft, the excellent conductive performance can also be provided and thus the load capacity can be greatly enhanced.
Description
Technical field
The present invention relates to by-pass switch technical field, more particularly to a kind of contact portion of by-pass switch.
Background technology
A kind of cell bypass switch application of prior art in battery pack, it is in parallel with single battery after be connected in battery pack, when certain
After one cell malfunctions, the cell bypass switch triggering that it is connected cuts off fail battery, from battery pack loop so as to protect
Demonstrate,prove the reliability of whole battery pack.
This cell bypass switching requirements reliability is high, working life year limit for length, lightweight, small volume, contact resistance are low, makes
It is single use with type.
This cell bypass switch mainly includes triggering part and contact portion, and timing mechanism akinesia is locked in triggering part requirement,
The rapid handoff functionality for realizing make-before-break, can keep stable state, contact portion to generally include conduction after action in place after unblock
Axle, contact ring and three leading-out terminals, when not triggering, conductive shaft connects first and second exit, and conductive shaft connects the after triggering
First, three terminal, realizes that make-before-break switches.
It is single use in view of the type switch, switch can need to steadily in the long term bear spring thrust or pressure when for triggering
Power, can unlock rapidly after triggering, make switch motion.
The contact portion of this cell bypass switch, because contact ring is between connection terminal and conductive shaft, for realizing
Electrical connection between the two, therefore, there should be excellent electric conductivity, there is excellent contact reliability again.And prior art
Contact ring be typically monolithic construction, when using high conductivity material be made when, it has excellent electric conductivity, energy
Load capacity is enough improved, but its elasticity is poor, so as to have impact on the reliability contacted between connection terminal and conductive shaft；When adopting
When being made with highly elastic material, this contact ring can provide preferable counter-force, realize excellent between connection terminal and conductive shaft
Good contact reliability, but, its electric conductivity is weaker, it is difficult to meet load request, so as to have impact on the use of product.
The content of the invention
Deficiency it is an object of the invention to overcome prior art, there is provided a kind of contact portion of by-pass switch, by contact
Partial structure is improved, and can either provide the reliability that necessarily required counter-force is realized being contacted between connection terminal and conductive shaft, and
Excellent electric conductivity can be provided, so as to substantially increase load capacity.
The technical solution adopted for the present invention to solve the technical problems is：A kind of contact portion of by-pass switch, including connection end
Son, contact ring and conductive shaft, and contact ring are located between connection terminal and conductive shaft；The contact ring uses high resiliency by one
Supporting part and several busbar compositions being made of high conductivity material that material is made；The supporting part is curved to be opened with one
The annular shape of mouth；Described several busbars are installed in the supporting part respectively.
Described several busbars are installed in the supporting part respectively in uniform shape.
The supporting part is integrally attached to first by first support bar for curving the annular shape with an opening with several
The second support bar on support bar is constituted, and described several busbars are mutually fixed with corresponding second support bar clamp respectively.
Second support bar is lath shape, between the plate face of second support bar and the annular tangent plane of the first support bar
A preset angle is formed, is made between the second support bar and the first support bar to be obliquely installed.
Described several second support bars are integrally attached on the first support bar respectively in uniform shape.
Several second support bars are respectively arranged at two ends with crotch, and the two ends of the busbar are stuck in corresponding second
In the crotch at the two ends of support bar.
Chimb of the busbar by plate body and on the both sides of the width of plate body is constituted, and the plate body coordinates in the second support
On bar, the two ends of plate body are stuck in the crotch at the two ends of corresponding second support bar, the chimb difference on the both sides of the plate body
It is in the both sides of the width of the second support bar.
The plate body of the busbar is respectively arranged at two ends with inclined-plane, and the two ends of the busbar are clamped on correspondence by inclined-plane respectively
The second support bar crotch in.
After the busbar coordinates with the second support bar being obliquely installed, in the chimb on busbar both sides, more it is convex to outside annular
One of chimb of side is in contact with connection terminal, and another chimb for being more convex to annular inboard is in contact with conductive shaft.
The length dimension of the one of chimb for being more convex to annular outboard be less than more be convex to annular inboard another is convex
The length dimension on side.
The chimb is provided with the recess for being stepped down to the first support bar.
On first support bar, at corresponding to the integrally connected of the second support bar, open-work is additionally provided with.
Compared with prior art, the beneficial effects of the invention are as follows：
1st, led using height as a result of the supporting part and several that are made Cheng Youyi use highly elastic material of contact ring design
The busbar that electric material is made is constituted；And the supporting part curves the annular shape with an opening；Described several busbars
It is installed on respectively in the supporting part；This structure of the invention, realizes that contact conductive and contact are separated, and effectively reduces and receives
Power part sends out contact influence of fading thermogenetic because of load, can either provide necessarily required counter-force and realize connection terminal and lead
The reliability contacted between electric axis, can provide excellent electric conductivity, so as to substantially increase load capacity again.
2nd, it is designed to by first support bar of annular shape curved with an opening and some as a result of by supporting part
Individual the second support bar being integrally attached on the first support bar is constituted.This structure of the invention, facilitates the assembling of busbar,
Busbar can mutually be fixed with corresponding second support bar clamp；And this annular shape with opening, when assembling can be effectively ensured
The flexible space of contact ring resilience, so as to ensure reliable contact.
3rd, crotch is respectively designed to as a result of by the two ends of the second support bar, correspondence is stuck in by the two ends of busbar
The second support bar two ends crotch in, realize the firm connection of busbar and supporting part.
4th, as a result of on the first support bar, at corresponding to the integrally connected of the second support bar, open-work is additionally provided with, from
And cause that the first support bar is more flexible, can easily curve the annular shape with an opening, moreover it is possible to increase by the second support bar
Elasticity.
5th, it is as a result of will be designed to be obliquely installed between the second support bar and the first support bar and convex by two of busbar
Bian Zhong, the length dimension of the chimb for being in contact with connection terminal is designed to less than the length for the chimb that is in contact with conductive shaft
Size, this structure of the invention can make busbar form good contact with connection terminal, conductive shaft, and improve contact
Stability.
The present invention is described in further detail below in conjunction with drawings and Examples；But a kind of triggering of by-pass switch of the invention
Device part is not limited to embodiment.
Brief description of the drawings
Fig. 1 is the organigram for using by-pass switch of the invention；
Fig. 2 is the sectional view of the line A-A along Fig. 1；
Fig. 3 is the partial structurtes enlarged diagram for using by-pass switch of the invention；
Fig. 4 is the partial structural diagram for using by-pass switch of the invention；
Fig. 5 is the sectional view of the line B-B along Fig. 4；
Fig. 6 is the organigram of contact ring of the invention；
Fig. 7 is the side view of contact ring of the invention；
Fig. 8 is the organigram of the supporting part of contact ring of the invention；
Fig. 9 is the side view of the supporting part of contact ring of the invention；
Figure 10 is the organigram of the busbar of contact ring of the invention.
Specific embodiment
Embodiment
Referring to shown in Fig. 1 to Figure 10, a kind of contact portion of by-pass switch of the invention, including connection terminal 1, contact ring
2 and conductive shaft 3, and contact ring 2 is located between connection terminal 1 and conductive shaft 3；The contact ring 2 is high-elastic by a use
Property the supporting part 21 that is made of material and several constituted using the busbar 22 that high conductivity material is made；The supporting part 21
Curve the annular shape with an opening 211；Described several busbars 22 are installed in the supporting part 21 respectively.
Described several busbars 22 are installed in the supporting part 21 respectively in uniform shape.
The supporting part 21 is by first support bar 212 and several integrally connecteds for curving the annular shape with an opening
The second support bar 213 on the first support bar is constituted, described several busbars 22 respectively with corresponding second support bar 213
Clamp is mutually fixed.
Second support bar 213 is the ring of lath shape, the plate face of second support bar 213 and the first support bar 212
A preset angle is formed between the tangent plane of shape, is made between the second support bar 213 and the first support bar 212 to be obliquely installed.
Described several second support bars 213 are integrally attached on the first support bar 212 respectively in uniform shape.
Several second support bars 213 are respectively arranged at two ends with crotch 214, and the two ends of the busbar 22 are stuck in
In the crotch 214 at the two ends of corresponding second support bar.
Chimb 222 of the busbar 22 by plate body 221 and on the both sides of the width of plate body is constituted, the plate body 221
Coordinate on the second support bar 213, the two ends of plate body 221 are stuck in the crotch 214 at the two ends of corresponding second support bar
In, the chimb 222 on the both sides of the plate body is in the both sides of the width of the second support bar respectively.
The plate body of the busbar 22 is respectively arranged at two ends with inclined-plane 223, and the two ends of the busbar 22 pass through inclined-plane respectively
223 are clamped in the crotch 214 of corresponding second support bar.
After the busbar 22 coordinates with the second support bar 213 being obliquely installed, busbar 22 is also inclined to set, conductive
Arrange in the chimb 222 on 22 both sides, the one of chimb 222 for being more convex to annular outboard is in contact with connection terminal 1, more
Plus be convex to another chimb 222 of annular inboard and be in contact with conductive shaft 3.
The length dimension of the one of chimb for being more convex to annular outboard be less than more be convex to annular inboard another is convex
The length dimension on side.Chimb i.e. long is used for coordinating with conductive shaft 3, is assemblied in conductive shaft dovetail groove, short chimb be used for
Connection terminal is engaged.
The chimb 222 on the both sides of the plate body is respectively equipped with the recess 224 for being stepped down to the first support bar.
On first support bar 212, at corresponding to the integrally connected of the second support bar, open-work 215 is additionally provided with.
The contact portion also includes the parts such as terminal base 41, insulation sleeve 42 and insulator cap 43, and three connection terminals 1 are pacified respectively
On corresponding terminal base 41.
The by-pass switch also includes that spring seat 51, spring 52, maintainance block 53, constraint silk 54, fusible link 55, triggering are led
The parts such as line 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 invention, as a result of being designed to contact ring 2 to use high resiliency by one
The supporting part 21 that material is made is constituted with several using the busbar 22 that high conductivity material is made；And the supporting part 21
Curve the annular shape with an opening 211；Described several busbars 22 are installed in the supporting part 21 respectively；This hair
Bright this structure, realizes that contact conductive and contact are separated, and effectively reduces part of the force and sends out thermogenetic because of load and contact pressure
Power influence of fading, can either provide the reliability that necessarily required counter-force is realized being contacted between connection terminal and conductive shaft, again can
Excellent electric conductivity is provided, so as to substantially increase load capacity.
The contact portion of a kind of by-pass switch of the invention, as a result of being designed to supporting part 21 to be curved with one by one
First support bar 212 of the annular shape of opening is integrally attached to the structure of the second support bar 213 on the first support bar with several
Into.This structure of the invention, facilitates the assembling of busbar 22, and conductive 22 row can be with corresponding second support bar clamp
It is mutually fixed；And this annular shape with opening, ring resilience flexible space in contact when assembling can be effectively ensured, so that ensure can
The contact for leaning on.
A kind of contact portion of by-pass switch of the invention, is respectively designed to as a result of by the two ends of the second support bar 213
Crotch 214, is stuck in the crotch 214 at the two ends of corresponding second support bar by the two ends of busbar 22, is realized
The firm connection of busbar 22 and supporting part 21.
The contact portion of a kind of by-pass switch of the invention, as a result of on the first support bar 212, corresponding to second
At the integrally connected of support bar, 215 holes are additionally provided with, so that the first support bar is more flexible, can easily curve tool
There is the annular shape of an opening, moreover it is possible to increase the elasticity of the second support bar.
The contact portion of a kind of by-pass switch of the invention, as a result of by the second support bar 213 and the first support bar 212
Between be designed to be obliquely installed, and by two chimbs 222 of busbar, the length of the chimb for being in contact with connection terminal 1
Degree is dimensioned to less than the length dimension for the chimb that is in contact with conductive shaft 3, and this structure of the invention can make conduction
Row forms good contact with connection terminal, conductive shaft, and improves the stability of contact.
Above-mentioned simply presently preferred embodiments of the present invention, not makees any formal limitation to the present invention.Although the present invention with
Preferred embodiment is disclosed above, but is not limited to the present invention.Any those of ordinary skill in the art, are not departing from this
In the case of inventive technique scheme scope, many possibility are all made to technical solution of the present invention using the technology contents of the disclosure above
Variation and modification, or be revised as equivalents Equivalent embodiments.Therefore, every content without departing from technical solution of the present invention,
According to the technology of the present invention essence to any simple modification, equivalent variation and modification made for any of the above embodiments, all should fall in the present invention
In the range of technical scheme protection.
Claims (12)
1. a kind of contact portion of by-pass switch, including connection terminal, contact ring and conductive shaft, and contact ring is located at
Between connection terminal and conductive shaft；It is characterized in that：The contact ring is by a support being made of highly elastic material
Band and several busbar compositions being made of high conductivity material；The supporting part curves the annular with an opening
Shape；Described several busbars are installed in the supporting part respectively.
2. the contact portion of by-pass switch according to claim 1, it is characterised in that：Described several conductions
Row is installed in the supporting part respectively in uniform shape.
3. the contact portion of by-pass switch according to claim 1, it is characterised in that：The supporting part is by one
Individual the first support bar for curving the annular shape with an opening and several be integrally attached on the first support bar the
Two support bars are constituted, and described several busbars are mutually fixed with corresponding second support bar clamp respectively.
4. the contact portion of by-pass switch according to claim 3, it is characterised in that：Second support bar
Be lath shape, formed between the plate face of second support bar and the annular tangent plane of the first support bar one it is preset
Angle, makes between the second support bar and the first support bar to be obliquely installed.
5. the contact portion of by-pass switch according to claim 4, it is characterised in that：It is described several second
Support bar is integrally attached on the first support bar respectively in uniform shape.
6. the contact portion of by-pass switch according to claim 5, it is characterised in that：It is described several second
Support bar is respectively arranged at two ends with crotch, and the two ends of the busbar are stuck in the two ends of corresponding second support bar
In crotch.
7. the contact portion of by-pass switch according to claim 6, it is characterised in that：The busbar is by plate
Body and the chimb on the both sides of the width of plate body are constituted, and the plate body coordinates on the second support bar, and the two of plate body
End is stuck in the crotch at the two ends of corresponding second support bar, and the chimb on the both sides of the plate body is in second respectively
The both sides of the width of support bar.
8. the contact portion of by-pass switch according to claim 7, it is characterised in that：The plate of the busbar
Body is respectively arranged at two ends with inclined-plane, and the two ends of the busbar are clamped on corresponding second support bar by inclined-plane respectively
In crotch.
9. the contact portion of by-pass switch according to claim 7, it is characterised in that：The busbar with incline
After the second support bar for tiltedly setting coordinates, in the chimb on busbar both sides, one of them for being more convex to annular outboard is convex
Side is in contact with connection terminal, and another chimb for being more convex to annular inboard is in contact with conductive shaft.
10. the contact portion of by-pass switch according to claim 9, it is characterised in that：It is described to be more convex to ring
The length dimension of the one of chimb on the outside of shape is less than the length dimension of another chimb for being more convex to annular inboard.
The contact portion of 11. by-pass switch according to claim 9 or 10, it is characterised in that：The chimb
It is provided with the recess for being stepped down to the first support bar.
The contact portion of 12. by-pass switches according to claim 3, it is characterised in that：First support bar
On, at corresponding to the integrally connected of the second support bar, it is additionally provided with open-work.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510429758.1A CN106710898B (en) | 2015-07-21 | 2015-07-21 | A kind of contact portion of by-pass switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510429758.1A CN106710898B (en) | 2015-07-21 | 2015-07-21 | A kind of contact portion of by-pass switch |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106710898A true CN106710898A (en) | 2017-05-24 |
| CN106710898B CN106710898B (en) | 2019-07-23 |
Family
ID=58899936
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510429758.1A Active CN106710898B (en) | 2015-07-21 | 2015-07-21 | A kind of contact portion of by-pass switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106710898B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN107910213A (en) * | 2017-12-13 | 2018-04-13 | 贵州航天电器股份有限公司 | A kind of by-pass switch |
| CN113874975A (en) * | 2019-05-24 | 2021-12-31 | Ls电气株式会社 | Bypass switch |
| US12002638B2 (en) | 2019-05-24 | 2024-06-04 | Ls Electric Co., Ltd. | Bypass switch |
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| US2300893A (en) * | 1941-05-14 | 1942-11-03 | Westinghouse Electric & Mfg Co | Disconnecting contact |
| CN2773883Y (en) * | 2005-01-21 | 2006-04-19 | 张臣义 | Outlet seat assembly of high-voltage isolated switch |
| CN201112248Y (en) * | 2007-10-26 | 2008-09-10 | 扬州扬开电力控制设备有限公司 | Connecting terminal of high-voltage isolating switch |
| CN201522957U (en) * | 2009-11-05 | 2010-07-07 | 孙金媛 | Low-resistance conducting device of high-voltage isolating switch |
| CN201570385U (en) * | 2009-09-03 | 2010-09-01 | 厦门威尔圣电气实业有限公司 | Improved conformation of quincunx contact |
| CN103208376A (en) * | 2013-04-25 | 2013-07-17 | 宁波和昌电器有限公司 | Rotary tulip contact and contact system for switching device |
| CN204927070U (en) * | 2015-07-21 | 2015-12-30 | 厦门宏发密封继电器有限公司 | The bypass switch's contact segment |
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2015
- 2015-07-21 CN CN201510429758.1A patent/CN106710898B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2300893A (en) * | 1941-05-14 | 1942-11-03 | Westinghouse Electric & Mfg Co | Disconnecting contact |
| CN2773883Y (en) * | 2005-01-21 | 2006-04-19 | 张臣义 | Outlet seat assembly of high-voltage isolated switch |
| CN201112248Y (en) * | 2007-10-26 | 2008-09-10 | 扬州扬开电力控制设备有限公司 | Connecting terminal of high-voltage isolating switch |
| CN201570385U (en) * | 2009-09-03 | 2010-09-01 | 厦门威尔圣电气实业有限公司 | Improved conformation of quincunx contact |
| CN201522957U (en) * | 2009-11-05 | 2010-07-07 | 孙金媛 | Low-resistance conducting device of high-voltage isolating switch |
| CN103208376A (en) * | 2013-04-25 | 2013-07-17 | 宁波和昌电器有限公司 | Rotary tulip contact and contact system for switching device |
| CN204927070U (en) * | 2015-07-21 | 2015-12-30 | 厦门宏发密封继电器有限公司 | The bypass switch's contact segment |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN107910213A (en) * | 2017-12-13 | 2018-04-13 | 贵州航天电器股份有限公司 | A kind of by-pass switch |
| CN113874975A (en) * | 2019-05-24 | 2021-12-31 | Ls电气株式会社 | Bypass switch |
| US12002638B2 (en) | 2019-05-24 | 2024-06-04 | Ls Electric Co., Ltd. | Bypass switch |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106710898B (en) | 2019-07-23 |
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