CN113300137A - Modular two crown spring electric connection structure - Google Patents
Modular two crown spring electric connection structure Download PDFInfo
- Publication number
- CN113300137A CN113300137A CN202110454139.3A CN202110454139A CN113300137A CN 113300137 A CN113300137 A CN 113300137A CN 202110454139 A CN202110454139 A CN 202110454139A CN 113300137 A CN113300137 A CN 113300137A
- Authority
- CN
- China
- Prior art keywords
- crown spring
- end main
- main body
- spring
- outer crown
- 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.)
- Pending
Links
- 230000002093 peripheral effect Effects 0.000 claims abstract description 12
- 230000004308 accommodation Effects 0.000 claims description 7
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 230000005611 electricity Effects 0.000 claims 1
- 230000000694 effects Effects 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- DMFGNRRURHSENX-UHFFFAOYSA-N beryllium copper Chemical compound [Be].[Cu] DMFGNRRURHSENX-UHFFFAOYSA-N 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000020169 heat generation Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/02—Contact members
- H01R13/15—Pins, blades or sockets having separate spring member for producing or increasing contact pressure
- H01R13/187—Pins, blades or sockets having separate spring member for producing or increasing contact pressure with spring member in the socket
Abstract
The invention relates to the technical field of electric connectors, in particular to a combined type double-crown spring electric connection structure which comprises a cable, a male end main body, a female end main body connected with the male end main body in a plugging manner, an outer crown spring and an inner crown spring, wherein the outer crown spring and the inner crown spring are both arranged on the female end main body and are of hollow annular structures, and the central axis of the outer crown spring and the central axis of the inner crown spring are arranged in a collinear manner; when the male end main body is spliced with the female end main body, the outer crown spring and the inner crown spring are both abutted against the outer peripheral surface of the male end main body, so that the electric conduction contact area of the male end main body is increased. The outer peripheral face of interior crown spring is located to the outer crown spring cover of this application, and outer crown spring and interior crown spring all contradict with public end main part, not only can make grafting firm, stable, can also effectively increase electric conductance area of contact, effectively avoid contact failure, and the same sectional area can lead to carrying more heavy current, reduces the contact resistance, and energy-conserving loss generates heat less, increase of service life, and spreading value is high.
Description
Technical Field
The invention relates to the technical field of electric connectors, in particular to a combined type double-crown-spring electric connection structure.
Background
Along with the development of science and technology and the progress of humanity, the application of the electric connector is increasing day by day, and then the performance and technical content requirements of the electric connector are higher and higher, besides the electric connector meets the general performance requirements, the electric connector has the particularly important requirements that the electric connector has good contact, reliable operation and convenient maintenance, and the normal operation of a circuit is directly influenced by the reliability of the operation. A crown spring jack is a jack assembly used on the production of electrical connectors (i.e., connectors).
The crown spring connection device in the prior art has the following problems:
1. the single crown spring structure is single and unreasonable in design and cannot increase the contact area with the male end main body;
2. large current cannot be carried, and poor contact is easy to occur;
3. serious heat generation, large loss, short service life and low popularization value.
Disclosure of Invention
The technical problem to be solved by the invention is to provide a combined double-crown spring electric connection structure, which can ensure firm and stable insertion, effectively increase the electric conduction contact area, effectively avoid poor contact, carry larger current with the same sectional area, reduce contact resistance, save energy consumption, generate less heat, prolong the service life and have high popularization value.
In order to solve the technical problems, the invention adopts the following technical scheme:
a combined type double-crown spring electric connection structure comprises a cable, a male end main body, a female end main body connected with the male end main body in an inserting and pulling mode, an outer crown spring and an inner crown spring which are both installed on the female end main body, wherein the outer crown spring and the inner crown spring are both in a hollow annular shape, the outer crown spring is sleeved on the outer peripheral surface of the inner crown spring, and the central axis of the outer crown spring and the central axis of the inner crown spring are arranged in a collinear mode; when the male end main body is spliced with the female end main body, the outer crown spring and the inner crown spring are both abutted against the outer peripheral surface of the male end main body, so that the electric conduction contact area of the male end main body is increased.
Furthermore, the inner crown spring is integrally bent and provided with a plurality of first elastic abutting pieces, and the plurality of first elastic abutting pieces are all inwards provided with a first abutting part and a third abutting part in a concave manner; the first touch parts of the first elastic touch pieces are in an annular array along the central axis of the inner crown spring to form a first conduction contact ring; third abutting parts of the first elastic abutting pieces are in an annular array along the central axis of the inner crown spring to form a third conducting contact ring; the outer crown spring is integrally bent and provided with a plurality of second elastic abutting pieces, the second elastic abutting pieces are all provided with second abutting parts in a concave mode, and the second abutting parts of the second elastic abutting pieces are in an annular array along the central axis of the outer crown spring to form a second conduction contact ring; when the outer crown spring and the inner crown spring are sleeved, the plurality of first elastic abutting pieces and the plurality of second elastic abutting pieces are arranged at intervals in a staggered mode, and the central axes of the first conduction contact ring, the second conduction contact ring and the third conduction contact ring are arranged in a collinear mode and are sequentially arranged along the collinear mode; when the male end main body is spliced with the female end main body, the first butting portion, the second butting portion and the third butting portion are all butted against the peripheral wall of the male end main body.
Furthermore, a first accommodating gap is reserved between every two adjacent first elastic abutting pieces, and a second accommodating gap is reserved between every two adjacent second elastic abutting pieces; when the outer crown spring and the inner crown spring are sleeved, the second elastic butting sheet is accommodated in the first accommodating gap, and the first elastic butting sheet is accommodated in the second accommodating gap.
Furthermore, one end of the female end main body is provided with a male end main body inserting and containing hole, the other end of the female end main body is provided with a cable inserting and containing hole, the outer crown spring and the inner crown spring are both installed in the male end main body inserting and containing hole, the male end main body is inserted into the male end main body inserting and containing hole and is abutted against the outer crown spring and the inner crown spring, and the connecting end of the cable is inserted into the cable inserting and containing hole.
Further, female end main part is equipped with interior crown spring spacing annular and outer crown spring spacing annular, and interior crown spring is installed in interior crown spring spacing annular, and outer crown spring is installed in outer crown spring spacing annular, and outer crown spring spacing annular, interior crown spring spacing annular and public end main part grafting accommodation hole communicate in proper order.
Furthermore, the outer crown spring and the inner crown spring are both provided with openings in a penetrating manner.
The invention has the beneficial effects that: the outer peripheral face of interior crown spring is located to the outer crown spring cover of this application, and outer crown spring and interior crown spring all contradict with public end main part, not only can make grafting firm, stable, can also effectively increase electric conductance area of contact, effectively avoid contact failure, and the same sectional area can lead to carrying more heavy current, reduces the contact resistance, and energy-conserving loss generates heat less, increase of service life, and spreading value is high.
Drawings
Fig. 1 is a schematic view of the overall cross-sectional structure of the present invention.
Fig. 2 is a schematic cross-sectional structure view of the female end body, the outer crown spring and the inner crown spring of the present invention.
Fig. 3 is a schematic structural view of the outer crown spring and the inner crown spring of the present invention.
Fig. 4 is a schematic structural view of the outer crown spring of the present invention.
Fig. 5 is a schematic structural view of the inner crown spring of the present invention.
Fig. 6 is a schematic cross-sectional view of the female end body of the present invention.
Detailed Description
In order to facilitate understanding of those skilled in the art, the present invention will be further described with reference to the following examples and drawings, which are not intended to limit the present invention.
As shown in fig. 1 to 6, the combined type double-crown spring electrical connection structure provided by the invention comprises a cable 1, a male end main body 2, a female end main body 3 connected with the male end main body 2 in a plugging manner, and an outer crown spring 4 and an inner crown spring 5 which are both installed on the female end main body 3, wherein the outer crown spring 4 and the inner crown spring 5 are both in a hollow ring shape, and the central axis of the outer crown spring 4 and the central axis of the inner crown spring 5 are arranged in a collinear manner; when the male end body 2 is inserted into the female end body 3, the outer crown spring 4 and the inner crown spring 5 are both abutted against the outer peripheral surface of the male end body 2, so that the electrical conduction contact area of the male end body 2 is increased.
In the in-service use, the outer peripheral face of interior crown spring 5 is located to outer crown spring 4 cover, and outer crown spring 4 and interior crown spring 5 all contradict with public end main part 2, not only can make grafting firm, stable, can also effectively increase the electric conductance area of contact, effectively avoid contact failure, and the same sectional area can lead to carrying more heavy current, reduces the contact resistance, and energy-conserving loss generates heat less, increase of service life, and spreading value is high.
In this embodiment, the inner crown spring 5 is integrally bent to form a plurality of first elastic contact pieces 6, and each of the plurality of first elastic contact pieces 6 is concavely provided with a first contact part 7 and a third contact part 8; the first contact parts 7 of the first elastic contact pieces 6 are in an annular array along the central axis of the inner crown spring 5 to form a first conduction contact ring 9; the third contact parts 8 of the first elastic contact pieces 6 are arranged in an annular array along the central axis of the inner crown spring 5 to form a third conduction contact ring 10; the outer crown spring 4 is integrally bent and provided with a plurality of second elastic abutting pieces 11, the plurality of second elastic abutting pieces 11 are all provided with second abutting parts 12 in a concave manner, and the second abutting parts 12 of the plurality of second elastic abutting pieces 11 are in an annular array along the central axis of the outer crown spring 4 to form a second conduction contact ring 13; when the outer crown spring 4 and the inner crown spring 5 are sleeved, the plurality of first elastic contact pieces 6 and the plurality of second elastic contact pieces 11 are arranged at intervals in a staggered manner, and the central axes of the first conduction contact ring 9, the second conduction contact ring 13 and the third conduction contact ring 10 are arranged in a collinear manner and are sequentially arranged along the collinear manner; when the male end body 2 is inserted into the female end body 3, the first abutting portion 7, the second abutting portion 12 and the third abutting portion 8 are abutted against the outer peripheral wall of the male end body 2. Specifically, first switch on contact ring 9, second switch on contact ring 13 and third switch on contact ring 10 and all encircle and contradict the periphery wall of public end main part 2, not only can make the grafting of public end main part 2 firm, stable, can also effectively increase electric conductance area of contact, effectively avoid contact failure, the same sectional area can lead to carrying more heavy current, reduces the contact resistance, energy-conserving loss, less generates heat, increase of service life, and spreading value is high.
In this embodiment, a first receiving gap 19 is left between two adjacent first elastic contact pieces 6, and a second receiving gap 20 is left between two adjacent second elastic contact pieces 11; when the outer crown spring 4 and the inner crown spring 5 are sleeved, the second elastic contact piece 11 is accommodated in the first accommodating gap 19, and the first elastic contact piece 6 is accommodated in the second accommodating gap 20. Specifically, the shape and structure of the outer crown spring 4 and the inner crown spring 5 are skillfully designed, so that the rapid assembly can be realized, and the working efficiency is improved; the first elastic abutting sheet 6 is made of high-strength beryllium copper, and the second elastic abutting sheet 11 is made of high-conductivity copper, so that the outer crown spring 4 and the inner crown spring 5 are good in conductivity; the design of the first conduction contact ring 9, the second conduction contact ring 13 and the third conduction contact ring 10 enables the circumferential surface of the male end main body 2 to axially contact the outer crown spring 4 and the inner crown spring 5 in the 360-degree direction, so that contact points are effectively increased, the contact resistance value can be reduced, the loss is reduced, the diffuse rise is reduced, and the conductive effect is good.
In this embodiment, one end of the female end body 3 is provided with a male end body inserting and accommodating hole 14, the other end of the female end body 3 is provided with a cable inserting and accommodating hole 15, the outer crown spring 4 and the inner crown spring 5 are both installed in the male end body inserting and accommodating hole 14, the male end body 2 is inserted into the male end body inserting and accommodating hole 14 and is abutted against the outer crown spring 4 and the inner crown spring 5, and the connecting end of the cable 1 is inserted into the cable inserting and accommodating hole 15.
In this embodiment, the female end main body 3 is provided with an inner crown spring limiting ring groove 16 and an outer crown spring limiting ring groove 17, the inner crown spring 5 is installed in the inner crown spring limiting ring groove 16, the outer crown spring 4 is installed in the outer crown spring limiting ring groove 17, and the outer crown spring limiting ring groove 17, the inner crown spring limiting ring groove 16 and the male end main body inserting and accommodating hole 14 are sequentially communicated. Specifically, the inner crown spring limiting ring groove 16 and the outer crown spring limiting ring groove 17 can effectively prevent looseness of the outer crown spring 4 and the inner crown spring 5, poor contact is effectively avoided, the integral installation is firm, and reliability and stability are improved.
In this embodiment, the outer crown spring 4 and the inner crown spring 5 are both provided with an opening 18. Specifically, the design of opening 18 can make outer crown spring 4 and interior crown spring 5 wholly have certain elasticity, guarantees under the effect of elastic force to laminate with the inner wall of female end main part 2, effectively prevents not hard up of outer crown spring 4 and interior crown spring 5, effectively avoids contact failure, improves reliability and stability.
All the technical features in the embodiment can be freely combined according to actual needs.
The above embodiments are preferred implementations of the present invention, and the present invention can be implemented in other ways without departing from the spirit of the present invention.
Claims (6)
1. The utility model provides a modular two crown spring electricity connection structure, includes cable, public end main part and the female end main part of being connected with public end main part plug, its characterized in that: the spring is characterized by also comprising an outer crown spring and an inner crown spring which are both arranged on the female end main body, wherein the outer crown spring and the inner crown spring are both of hollow annular structures, the outer crown spring is sleeved on the peripheral surface of the inner crown spring, and the central axis of the outer crown spring and the central axis of the inner crown spring are arranged in a collinear way; when the male end main body is spliced with the female end main body, the outer crown spring and the inner crown spring are both abutted against the outer peripheral surface of the male end main body, so that the electric conduction contact area of the male end main body is increased.
2. The combined double crown spring electrical connection structure according to claim 1, wherein: the inner crown spring is integrally bent and provided with a plurality of first elastic abutting pieces, and the plurality of first elastic abutting pieces are inwards provided with a first abutting part and a third abutting part in a concave manner; the first touch parts of the first elastic touch pieces are in an annular array along the central axis of the inner crown spring to form a first conduction contact ring; third abutting parts of the first elastic abutting pieces are in an annular array along the central axis of the inner crown spring to form a third conducting contact ring; the outer crown spring is integrally bent and provided with a plurality of second elastic abutting pieces, the second elastic abutting pieces are all provided with second abutting parts in a concave mode, and the second abutting parts of the second elastic abutting pieces are in an annular array along the central axis of the outer crown spring to form a second conduction contact ring; when the outer crown spring and the inner crown spring are sleeved, the plurality of first elastic abutting pieces and the plurality of second elastic abutting pieces are arranged at intervals in a staggered mode, and the central axes of the first conduction contact ring, the second conduction contact ring and the third conduction contact ring are arranged in a collinear mode and are sequentially arranged along the collinear mode; when the male end main body is spliced with the female end main body, the first butting portion, the second butting portion and the third butting portion are all butted against the peripheral wall of the male end main body.
3. The combined double crown spring electrical connection structure according to claim 2, wherein: a first accommodating gap is reserved between every two adjacent first elastic abutting pieces, and a second accommodating gap is reserved between every two adjacent second elastic abutting pieces; when the outer crown spring and the inner crown spring are sleeved, the second elastic butting sheet is accommodated in the first accommodating gap, and the first elastic butting sheet is accommodated in the second accommodating gap.
4. The combined double crown spring electrical connection structure according to claim 1, wherein: the one end of female end main part is equipped with public end main part grafting accommodation hole, and the other end of female end main part is equipped with cable grafting accommodation hole, and outer crown spring and interior crown spring are all installed in public end main part grafting accommodation hole, and public end main part inserts in public end main part grafting accommodation hole and contradicts with outer crown spring and interior crown spring, and the link of cable inserts in the cable grafting accommodation hole.
5. The combined double crown spring electrical connection structure according to claim 4, wherein: female end main part is equipped with interior crown spring spacing annular and outer crown spring spacing annular, and interior crown spring is installed in interior crown spring spacing annular, and outer crown spring is installed in outer crown spring spacing annular, and outer crown spring spacing annular, interior crown spring spacing annular and male end main part grafting accommodation hole communicate in proper order.
6. The combined double crown spring electrical connection structure according to claim 1, wherein: the outer crown spring and the inner crown spring are provided with openings in a penetrating mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110454139.3A CN113300137A (en) | 2021-04-26 | 2021-04-26 | Modular two crown spring electric connection structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110454139.3A CN113300137A (en) | 2021-04-26 | 2021-04-26 | Modular two crown spring electric connection structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113300137A true CN113300137A (en) | 2021-08-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110454139.3A Pending CN113300137A (en) | 2021-04-26 | 2021-04-26 | Modular two crown spring electric connection structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113300137A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2015002072A (en) * | 2013-06-14 | 2015-01-05 | 矢崎総業株式会社 | Terminal structure |
| CN106340743A (en) * | 2016-10-31 | 2017-01-18 | 河南天海电器有限公司 | New type cylindrical crown spring |
| CN207474742U (en) * | 2017-09-25 | 2018-06-08 | 嘉润电气科技有限公司 | A kind of plug terminal of connector |
| CN109066155A (en) * | 2018-09-29 | 2018-12-21 | 深圳市华南汇机科技有限公司 | Electrical connection hat spring |
| CN109841986A (en) * | 2019-04-03 | 2019-06-04 | 深圳市特拉利线簧端子技术有限公司 | Terminal structure and electric connector |
| CN210224392U (en) * | 2019-08-01 | 2020-03-31 | 富士康(昆山)电脑接插件有限公司 | Electrical connector |
-
2021
- 2021-04-26 CN CN202110454139.3A patent/CN113300137A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2015002072A (en) * | 2013-06-14 | 2015-01-05 | 矢崎総業株式会社 | Terminal structure |
| CN106340743A (en) * | 2016-10-31 | 2017-01-18 | 河南天海电器有限公司 | New type cylindrical crown spring |
| CN207474742U (en) * | 2017-09-25 | 2018-06-08 | 嘉润电气科技有限公司 | A kind of plug terminal of connector |
| CN109066155A (en) * | 2018-09-29 | 2018-12-21 | 深圳市华南汇机科技有限公司 | Electrical connection hat spring |
| CN109841986A (en) * | 2019-04-03 | 2019-06-04 | 深圳市特拉利线簧端子技术有限公司 | Terminal structure and electric connector |
| CN210224392U (en) * | 2019-08-01 | 2020-03-31 | 富士康(昆山)电脑接插件有限公司 | Electrical connector |
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Application publication date: 20210824 |