CN110350345B - High-current connector assembly - Google Patents
High-current connector assembly Download PDFInfo
- Publication number
- CN110350345B CN110350345B CN201910638475.6A CN201910638475A CN110350345B CN 110350345 B CN110350345 B CN 110350345B CN 201910638475 A CN201910638475 A CN 201910638475A CN 110350345 B CN110350345 B CN 110350345B
- Authority
- CN
- China
- Prior art keywords
- reed
- contact
- connector assembly
- current connector
- cylindrical hole
- 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.)
- Expired - Fee Related
Links
- 235000014676 Phragmites communis Nutrition 0.000 claims abstract description 35
- 230000008602 contraction Effects 0.000 claims abstract description 13
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 23
- 229910052802 copper Inorganic materials 0.000 claims description 20
- 239000010949 copper Substances 0.000 claims description 20
- 238000005452 bending Methods 0.000 claims description 6
- 230000003139 buffering effect Effects 0.000 abstract description 5
- 238000010521 absorption reaction Methods 0.000 abstract description 3
- 238000000605 extraction Methods 0.000 abstract description 3
- 238000003780 insertion Methods 0.000 abstract description 3
- 230000037431 insertion Effects 0.000 abstract description 3
- 230000035939 shock Effects 0.000 abstract description 3
- 239000012634 fragment Substances 0.000 description 10
- 230000000694 effects Effects 0.000 description 3
- 238000013016 damping Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000010892 electric spark 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
- H01R13/04—Pins or blades for co-operation with sockets
-
- 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
Landscapes
- Connector Housings Or Holding Contact Members (AREA)
Abstract
The invention discloses a high-current connector assembly which comprises a socket and a contact pin, wherein the connecting end of the socket is of a hollow tube structure, a connecting part of the contact pin is provided with a cylindrical hole, and the connecting part is inserted into the connecting end; a reed is arranged between the connecting part and the connecting end, the reed comprises a fixing ring, a plurality of elastic sheets are arranged on the fixing ring, the end parts of the elastic sheets are arranged into an expansion and contraction port structure, and at least one first contact point is arranged between the expansion and contraction port structure and the cylindrical hole; the fixing ring is fixed on the connecting end. The reed of the invention adopts the contact of the inner hyperboloid and the outer hyperboloid, and has the function of shock absorption and buffering when being inserted and pulled maliciously or used normally, thereby effectively preventing the permanent deformation of the reed; the contact area of the inner hyperboloid and the outer hyperboloid of the reed is doubled under the same condition, the contact area of the reed and the contact pin is lower, the first contact point and the second contact point of the reed are in staggered fit, the insertion and extraction force is reduced, and the contact stability is also improved.
Description
Technical Field
The invention relates to the technical field of connectors, in particular to a high-current connector assembly
Background
The traditional large-current jack connector generally adopts a single contact surface and has two manufacturing modes, firstly, the reed is rolled and then directly arranged in the copper sleeve, the assembly of the mode is simple, but the reed is not fixed in the copper sleeve and is easy to deform, so that poor contact is caused, and after the large-current jack connector is plugged and used for many times, the reed can be separated from the copper sleeve, so that poor function is caused; the second is to put the reed into the liner first, and press the copper sleeve after both sides are curled, this kind of mode production is complicated, the technological requirement is higher, thus the product cost is high, and the structure is relatively contacted stably, but insert the contact to rely on the reed to deform the contact by force, insert and can cause the reed to deform permanently in the same direction many times, thus produce the contact resistance of the product to increase, the temperature rise rises, produce the electric spark easily in the position of deformation, etc.
Disclosure of Invention
In view of the above-mentioned shortcomings of the prior art, the present invention provides a high current connector assembly with good conductive effect.
In order to achieve the purpose of the invention, the technical scheme adopted by the invention is as follows:
the large-current connector assembly comprises a socket and a contact pin, wherein the connecting end of the socket is of a hollow tube structure, a connecting part of the contact pin is provided with a cylindrical hole, and the connecting part is inserted into the connecting end; a reed is arranged between the connecting part and the connecting end, the reed comprises a fixing ring, a plurality of elastic sheets are arranged on the fixing ring, the end parts of the elastic sheets are arranged into an expansion and contraction port structure, and at least one first contact point is arranged between the expansion and contraction port structure and the cylindrical hole; the fixing ring is fixed on the connecting end.
Furthermore, the fixing ring is tightly attached to the inner wall of the connecting end and is flush with the end part of the connecting end; the fixing ring and the connecting end are provided with annular copper covers which are of U-shaped groove structures, and the copper covers are buckled on the fixing ring and the connecting end.
Furthermore, the end outer edge of the connecting end is provided with a sunken step, the copper cover is buckled on the step, and the copper cover is in interference fit with the step.
Furthermore, the expansion and contraction opening structure is formed by a plurality of elastic sheets which contract inwards to form a circle.
Furthermore, a connecting column is arranged at the bottom of the connecting end and inserted into the cylindrical hole; the mouth structure that contracts expands includes a plurality of inboard shell fragments of being connected with the shell fragment, and the tip of a plurality of inboard shell fragments is fixed on the spliced pole, and inboard shell fragment sets up between cylinder hole and spliced pole, and the shell fragment sets up between connecting portion and link.
Furthermore, the inner elastic sheet and the elastic sheet are integrally formed, a U-shaped groove structure is formed between the inner elastic sheet and the elastic sheet, and the connecting part is inserted between the inner elastic sheet and the elastic sheet.
Furthermore, at least one second contact point is arranged between the inner elastic sheet and the cylindrical hole as well as between the inner elastic sheet and the connecting column.
Further, the second contact point is an arc-shaped bulge formed by bending the inner elastic sheet.
Further, the first contact point is an arc-shaped bulge formed by bending the elastic sheet.
The invention has the beneficial effects that: the large-current connector can be arbitrarily plugged and unplugged, the connecting end of a plug of the connector and the connecting part of a socket are both arranged into cylindrical structures, and the reed adopts the cylindrical structure surrounded by a plurality of elastic sheets, so that the contact surfaces of the reed, the connecting end and the connecting part are greatly increased, and the damping and buffering effects of the reed are good; the reed is fixed on the connecting end through the copper cover, the structure is simple, the reed can be stabilized in the socket, and the reed is prevented from falling off; the copper ring is matched with the step with the sunken connecting end, so that the overall dimension of the connecting end cannot be increased, the appearance of the socket is smoother, and the socket is easy to assemble.
The inner spring plate and the connecting column are provided with second contact points, and a plurality of contact points are arranged among the spring plate, the socket and the contact pin, so that the electric conduction effect is good; first contact point and second contact point all adopt the protruding structure of arc, and at the in-process that the contact pin was pulled out and is inserted, reduce the harm to the contact pin, it is effectual to electrically conduct simultaneously, and elasticity is good.
The reed of the invention adopts the contact of the inner hyperboloid and the outer hyperboloid, and has the function of shock absorption and buffering when being inserted and pulled maliciously or used normally, thereby effectively preventing the permanent deformation of the reed; the contact area between the inner hyperboloid and the outer hyperboloid of the reed and the contact pin is doubled under the same condition, the low pressure drop is lower, and the temperature rise is reduced by 30-50% compared with the prior art; the first contact point and the second contact point of the reed are in dislocation fit, so that the insertion and extraction force is reduced, and the contact stability is also improved.
Drawings
Fig. 1 is a cross-sectional view of a high current connector assembly.
FIG. 2 is a schematic view of the structure of the reed.
Figure 3 is a cross-sectional view of a reed.
Fig. 4 is a structural view of the socket.
Fig. 5 is a block diagram of a pin.
The contact pin comprises a pin 1, a contact pin 2, a connecting end 3, a copper cover 4, a step 5, a cylindrical hole 6, a fixing ring 7, a connecting column 8, a first contact point 9, a second contact point 10, an expansion and contraction opening structure 11, a spring sheet 12, a socket 13, an inner spring sheet 14 and a connecting part.
Detailed Description
The following description of the embodiments of the present invention is provided to facilitate the understanding of the present invention by those skilled in the art, but it should be understood that the present invention is not limited to the scope of the embodiments, and it will be apparent to those skilled in the art that various changes may be made without departing from the spirit and scope of the invention as defined and defined in the appended claims, and all matters produced by the invention using the inventive concept are protected.
As shown in fig. 1 and 2, the high-current connector assembly includes a socket 12 and a pin 1, a connection end 2 of the socket 12 is a hollow tube structure, a connection portion 14 of the pin 1 is a cylindrical structure, a cylindrical hole 5 is formed in an end portion of the connection portion 14, the connection portion 14 is inserted into the connection end 2, a spring plate is arranged between the connection portion 14 and the connection end 2, the spring plate includes a fixing ring 6, a plurality of strip-shaped spring plates 11 are arranged on the fixing ring 6, end portions of the plurality of spring plates 11 are arranged to be an expansion and contraction opening structure 10, and at least one first contact point 8 is arranged between the expansion and contraction opening structure 10 and the cylindrical hole; the fixing ring 6 is fixed on the connecting end 2.
As shown in fig. 4 and 5, the high-current connector assembly is a high-current connector assembly capable of being arbitrarily plugged and unplugged, the connecting end 2 of the pin 1 and the connecting portion 14 of the socket 12 are both arranged to be cylindrical structures, and the spring plate adopts the cylindrical structure surrounded by the plurality of spring plates 11, so that the contact surfaces of the spring plate, the connecting end 2 and the connecting portion 14 are greatly increased, and the damping and buffering effects of the spring plate are good.
The fixing ring 6 is tightly attached to the inner wall of the connecting end 2, and the fixing ring 6 is flush with the end part of the connecting end 2; and annular copper covers 3 are arranged on the fixing rings 6 and the connecting ends 2, the copper covers 3 are of U-shaped groove structures, and the copper covers 3 are buckled on the fixing rings 6 and the connecting ends 2. The outer edge of the end of the connecting end 2 is provided with a sunken step 4, the copper cover 3 is buckled on the step 4, and the copper ring is in interference fit with the step 4.
The reed is fixed on the connecting end 2 through the copper cover 3, the structure is simple, the reed can be stabilized in the socket 12, and the reed is prevented from falling off; the copper ring is matched with the sunken step 4 of the connecting end 2, the size of the connecting end 2 cannot be increased, the appearance of the socket 12 is smoother, and the socket is easy to assemble.
The expansion and contraction structure 10 is formed by a plurality of elastic sheets 11 which are contracted inwards to form a circle, the bottom of the connecting end 2 is provided with a connecting column 7, and the connecting column 7 is inserted into the cylindrical hole 5; the mouth structure 10 that expands and contracts includes a plurality of inboard shell fragment 13 of being connected with shell fragment 11, and the tip of a plurality of inboard shell fragments 13 is fixed on spliced pole 7, and inboard shell fragment 13 sets up between cylinder hole 5 and spliced pole 7, and shell fragment 11 sets up between the inner wall of connecting portion 14 and link 2.
As shown in fig. 3, the inner spring 13 and the spring 11 are integrally formed, a U-shaped groove structure is formed between the inner spring 13 and the spring 11, and the connecting portion 14 is inserted between the inner spring 13 and the spring 11. At least one second contact point 9 is arranged in front of the inner spring 13, the cylindrical hole 5 and the connecting column 7. The second contact point 9 is an arc-shaped bulge formed by bending an inner elastic sheet 13, and the first contact point 8 is an arc-shaped bulge formed by bending an elastic sheet 11; the first contact point 8 and the second contact point 9 are arranged offset.
The contact points are arranged between the inner elastic sheet 13 and the connecting column 7, so that a plurality of contact points are arranged between the elastic sheet and the socket 12 as well as between the elastic sheet and the contact pin 1, and the electric conduction effect is good; first contact 8 and second contact 9 all adopt the protruding structure of arc, pull out the in-process of inserting at contact pin 1, reduce the harm to contact pin 1, and electrically conductive effectual, elasticity is good simultaneously.
The reed of the invention adopts the contact of the inner hyperboloid and the outer hyperboloid, and has the function of shock absorption and buffering when being inserted and pulled maliciously or used normally, thereby effectively preventing the permanent deformation of the reed; the contact area between the inner hyperboloid and the outer hyperboloid of the reed and the contact pin 1 is doubled under the same condition, the low pressure drop is lower, and the temperature rise is reduced by 30-50% compared with the prior art; the first contact point 8 and the second contact point 9 of the spring are in staggered fit, so that the insertion and extraction force is reduced, and the contact stability is also improved.
Claims (7)
1. The high-current connector assembly is characterized by comprising a socket (12) and a contact pin (1), wherein a connecting end (2) of the socket (12) is of a hollow tube structure, a connecting part (14) of the contact pin (1) is provided with a cylindrical hole (5), and the connecting part (14) is inserted into the connecting end (2); a reed is arranged between the connecting part (14) and the connecting end (2), the reed comprises a fixing ring (6), a plurality of elastic sheets (11) are arranged on the fixing ring (6), the end parts of the elastic sheets (11) are arranged into expansion and contraction port structures (10), and at least one first contact point (8) is arranged between the expansion and contraction port structures (10) and the cylindrical hole (5) and between the elastic sheets (11) and the cylindrical hole (5); the fixing ring (6) is fixed on the connecting end (2);
a connecting column (7) is arranged at the bottom of the connecting end (2), and the connecting column (7) is inserted into the cylindrical hole (5); the expansion and contraction opening structure (10) comprises a plurality of inner side elastic sheets (13) connected with the elastic sheets (11), the end parts of the inner side elastic sheets (13) are fixed on the connecting column (7), the inner side elastic sheets (13) are arranged between the cylindrical hole (5) and the connecting column (7), and the elastic sheets (11) are arranged between the connecting part (14) and the connecting end (2);
the inner side elastic sheet (13) and the elastic sheet (11) are integrally formed, a U-shaped groove structure is formed between the inner side elastic sheet (13) and the elastic sheet (11), and the connecting portion (14) is inserted between the inner side elastic sheet (13) and the elastic sheet (11).
2. A high current connector assembly according to claim 1, wherein the securing ring (6) abuts against the inner wall of the connection end (2) and the securing ring (6) is flush with the end of the connection end (2); and annular copper covers (3) are arranged on the fixing rings (6) and the connecting ends (2), the copper covers (3) are of U-shaped groove structures, and the copper covers (3) are buckled on the fixing rings (6) and the connecting ends (2).
3. A high current connector assembly according to claim 2, wherein a sunken step (4) is provided on the outer edge of the end of the connection end (2), the copper cap (3) is snap-fitted on the step (4), and the copper cap (3) is interference-fitted with the step (4).
4. A high current connector assembly according to claim 1, wherein said expansion and contraction structure (10) is defined by a plurality of spring plates (11) which are inwardly contracted.
5. A high current connector assembly according to claim 1, wherein at least one second contact point (9) is provided between the inner spring (13) and the cylindrical hole (5) and the connection post (7).
6. A high current connector assembly according to claim 5, wherein said second contact point (9) is an arc shaped protrusion formed by bending an inner spring (13).
7. A high current connector assembly according to claim 1, wherein said first contact points (8) are arcuate projections formed by bending of a resilient tab (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910638475.6A CN110350345B (en) | 2019-07-16 | 2019-07-16 | High-current connector assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910638475.6A CN110350345B (en) | 2019-07-16 | 2019-07-16 | High-current connector assembly |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110350345A CN110350345A (en) | 2019-10-18 |
| CN110350345B true CN110350345B (en) | 2020-07-28 |
Family
ID=68175440
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910638475.6A Expired - Fee Related CN110350345B (en) | 2019-07-16 | 2019-07-16 | High-current connector assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110350345B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110880648A (en) * | 2019-12-09 | 2020-03-13 | 戴文忠 | Graphite alkene earth bar structure |
| CN114006210B (en) * | 2021-09-30 | 2022-07-19 | 深圳市拓普联科技术股份有限公司 | Connector and electrical equipment |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0748000A2 (en) * | 1995-06-05 | 1996-12-11 | Vlt Corporation | Electrical connector |
| CN102386512A (en) * | 2011-08-29 | 2012-03-21 | 江苏西比亚新能源科技有限公司 | Electric connector with net-shaped elastic leaf spring hole |
| CN102801019A (en) * | 2012-07-26 | 2012-11-28 | 吕雪宁 | High-current cage type belt spring inserting hole |
| CN202633582U (en) * | 2012-06-12 | 2012-12-26 | 常州市莱肯电连接技术有限公司 | High-current double-cap jack |
| CN203398375U (en) * | 2013-08-01 | 2014-01-15 | 东莞市为距电子技术有限公司 | Three-contact board-to-board connector terminal |
| CN203589404U (en) * | 2013-10-31 | 2014-05-07 | 恒耀能源股份有限公司 | Power socket and power socket of electronic device |
| CN203800335U (en) * | 2014-04-10 | 2014-08-27 | 东莞中探探针有限公司 | Electrical connector |
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| CN206116699U (en) * | 2016-09-09 | 2017-04-19 | 东莞市三义五金塑胶制品有限公司 | Two spring sheet structure of circular electric connector |
| CN106654650A (en) * | 2016-11-21 | 2017-05-10 | 深圳龙友科技股份有限公司 | Electrical connector suitably used for high-voltage large current |
| CN107482347A (en) * | 2017-09-07 | 2017-12-15 | 中兵航联科技股份有限公司 | One kind is anti-to beat the high-power contact of arc composite construction |
| CN108110462A (en) * | 2017-12-19 | 2018-06-01 | 深圳市思科赛德电子科技有限公司 | Easily replace new-energy automobile charging plug, socket and the electric connector of wear-out part |
| CN207781955U (en) * | 2018-01-26 | 2018-08-28 | 深圳巴斯巴科技发展有限公司 | A kind of novel diversion drop hot type terminal structure |
| CN208173853U (en) * | 2018-05-10 | 2018-11-30 | 新乡晨风绿能电气技术有限公司 | A kind of high-voltage great-current terminal and its connector |
| CN208955260U (en) * | 2018-11-23 | 2019-06-07 | 深圳尼索科连接技术有限公司 | Compound jack |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20150214660A1 (en) * | 2014-01-24 | 2015-07-30 | Electrical Equipment Corporation | Method and system for securing a conductive band inside an electrical contact |
-
2019
- 2019-07-16 CN CN201910638475.6A patent/CN110350345B/en not_active Expired - Fee Related
Patent Citations (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0748000A2 (en) * | 1995-06-05 | 1996-12-11 | Vlt Corporation | Electrical connector |
| CN102386512A (en) * | 2011-08-29 | 2012-03-21 | 江苏西比亚新能源科技有限公司 | Electric connector with net-shaped elastic leaf spring hole |
| CN202633582U (en) * | 2012-06-12 | 2012-12-26 | 常州市莱肯电连接技术有限公司 | High-current double-cap jack |
| CN102801019A (en) * | 2012-07-26 | 2012-11-28 | 吕雪宁 | High-current cage type belt spring inserting hole |
| CN203398375U (en) * | 2013-08-01 | 2014-01-15 | 东莞市为距电子技术有限公司 | Three-contact board-to-board connector terminal |
| CN203589404U (en) * | 2013-10-31 | 2014-05-07 | 恒耀能源股份有限公司 | Power socket and power socket of electronic device |
| CN203800335U (en) * | 2014-04-10 | 2014-08-27 | 东莞中探探针有限公司 | Electrical connector |
| CN204088660U (en) * | 2014-07-08 | 2015-01-07 | 苏州瑞可达连接系统股份有限公司 | A kind of big current contact |
| CN206116699U (en) * | 2016-09-09 | 2017-04-19 | 东莞市三义五金塑胶制品有限公司 | Two spring sheet structure of circular electric connector |
| CN106299802A (en) * | 2016-09-21 | 2017-01-04 | 中航光电科技股份有限公司 | Conductor assembly and use the adapter of this conductor assembly |
| CN106654650A (en) * | 2016-11-21 | 2017-05-10 | 深圳龙友科技股份有限公司 | Electrical connector suitably used for high-voltage large current |
| CN107482347A (en) * | 2017-09-07 | 2017-12-15 | 中兵航联科技股份有限公司 | One kind is anti-to beat the high-power contact of arc composite construction |
| CN108110462A (en) * | 2017-12-19 | 2018-06-01 | 深圳市思科赛德电子科技有限公司 | Easily replace new-energy automobile charging plug, socket and the electric connector of wear-out part |
| CN207781955U (en) * | 2018-01-26 | 2018-08-28 | 深圳巴斯巴科技发展有限公司 | A kind of novel diversion drop hot type terminal structure |
| CN208173853U (en) * | 2018-05-10 | 2018-11-30 | 新乡晨风绿能电气技术有限公司 | A kind of high-voltage great-current terminal and its connector |
| CN208955260U (en) * | 2018-11-23 | 2019-06-07 | 深圳尼索科连接技术有限公司 | Compound jack |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110350345A (en) | 2019-10-18 |
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Granted publication date: 20200728 |