CN110112596B - Electrician connector with built-in radial spring - Google Patents
Electrician connector with built-in radial spring Download PDFInfo
- Publication number
- CN110112596B CN110112596B CN201910503991.8A CN201910503991A CN110112596B CN 110112596 B CN110112596 B CN 110112596B CN 201910503991 A CN201910503991 A CN 201910503991A CN 110112596 B CN110112596 B CN 110112596B
- Authority
- CN
- China
- Prior art keywords
- built
- pin
- electrical connector
- radial
- connector
- 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.)
- Active
Links
- 238000003825 pressing Methods 0.000 claims abstract description 20
- 230000006835 compression Effects 0.000 claims description 13
- 238000007906 compression Methods 0.000 claims description 13
- 238000005192 partition Methods 0.000 claims description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 8
- 238000010438 heat treatment Methods 0.000 abstract description 4
- 239000004020 conductor Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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
- H01R13/10—Sockets for co-operation with pins or blades
- H01R13/11—Resilient sockets
- H01R13/111—Resilient sockets co-operating with pins having a circular transverse section
-
- 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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
- H01R4/28—Clamped connections, spring connections
- H01R4/38—Clamped connections, spring connections utilising a clamping member acted on by screw or nut
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
- H01R4/28—Clamped connections, spring connections
- H01R4/38—Clamped connections, spring connections utilising a clamping member acted on by screw or nut
- H01R4/42—Clamping area to one side of screw only
Abstract
The invention discloses an electrical connector with a built-in radial spring. The pin comprises a terminal body (1) with an elliptical through hole (11) at the center line part, pins (2) fixedly connected with the terminal body along the axial direction, and a pressing sheet (3) axially arranged in the elliptical through hole; the pin is internally provided with a built-in radial spring (5); the center of the built-in radial spring is a cylindrical spine (51), at least 3 curved spring pieces are uniformly distributed on the axial surface of the spine, and the curved spring pieces are contacted with the inner circumferential surface of the pin in a matching way. The invention has simple structure, small manufacturing difficulty and high usability of spare parts, and can reduce the production cost to the maximum extent; the contact pressure of the pins can be effectively increased, so that the current-carrying capacity is improved, the contact area of the wiring terminal is increased by 40%, and the probability of heating and failure of the connector is effectively reduced; the current-carrying capacity of the electrical connector can be greatly improved, the running cost of the electrical equipment is reduced, and the electrical equipment can run more safely and reliably.
Description
Technical Field
The invention relates to an electrical connector with a built-in radial spring, and belongs to the technical field of electrical machinery.
Background
An electrical connector for electrician is an important device for connecting circuits, and is the key core component in the technical fields of electrician, electrical and electronic. Is widely applied to various industries of metallurgy, petroleum, chemical industry, vehicles, ships and mechanical equipment and plays an important role.
In the prior art, as the opening pins of the traditional connector mostly directly use the self elasticity, and the wiring terminals are directly connected with the wires by bolts, the structure has the defect of being not optimized enough, so that the current-carrying capacity of the connector is reduced, the connector is easy to generate heat and fire, and huge safety is hidden.
In order to solve the problem, the design structure is simplified, the traditional connector structure can be replaced by adopting an optimized structure mode, the contact pressure and the contact area of the connector are increased, and the safety performance of the connector is improved.
Disclosure of Invention
Aiming at the problems in the prior art, the invention provides an electrical connector with a built-in radial spring, which simplifies the structural design, adopts the pin of the built-in radial spring and optimizes the structure of a wiring terminal, can effectively increase the contact pressure of the pin so as to improve the current-carrying capacity, simultaneously improves the contact area of the wiring terminal by 40 percent, and effectively reduces the probability of heating and failure of the connector; meanwhile, the current-carrying capacity of the electrical connector can be greatly improved, the running cost of the electrical equipment is reduced, and the electrical equipment can run more safely and reliably.
In order to achieve the above-mentioned purpose, the invention provides an electrician's connector with built-in radial spring, including the terminal body with oval through hole of central line position, extend the axis direction and connect pins of the terminal body fixedly, the axial locates the preforming in oval through hole;
the pin is a cylindrical hollow body, and a built-in radial spring is arranged in the pin;
the radial spring is characterized in that the center of the built-in radial spring is a cylindrical spine, at least 3 curved spring pieces are uniformly distributed on the axial surface of the spine, and the curved spring pieces are in fit contact with the inner circumferential surface of the pin.
Further, screw holes matched with the compression bolts are formed in the tops of the oval through holes.
Further, a first anti-slip groove is formed in the inner circumferential surface of the bottom semicircle of the oval through hole.
Further, one end of the pin is a semicircular end socket, the other end of the pin is fixedly connected with the connector of the terminal body, and telescopic grooves are uniformly distributed on the pipe wall of the pin.
Further, the pressing sheet is an arc-shaped pressing plate, and the convex arc surface of the outer circumferential surface of the pressing sheet is in matched contact with the bottom of the compression bolt.
Further, a second anti-skid groove is formed in the inner arc surface of the pressing piece.
Further, at least two groups of screw holes and compression bolts corresponding to the screw holes are arranged.
Further, the curved spring piece is provided with a partition opening.
Compared with the prior art, the invention has the beneficial effects that:
1. the structure is simple, the manufacturing difficulty is low, the usability of parts is high, the production efficiency is high, and the production cost can be reduced to the maximum extent;
2. the contact pressure of the pins can be effectively increased, so that the current-carrying capacity is improved, the contact area of the wiring terminal is improved by 40%, and the probability of heating and failure of the connector is effectively reduced;
3. the current-carrying capacity of the electrical connector can be greatly improved, the running cost of the electrical equipment is reduced, the application is very wide, and the running of the electrical equipment is safer and more reliable.
Drawings
FIG. 1 is a schematic diagram of the main structure of the present invention;
FIG. 2 is an end view schematic of the present invention;
FIG. 3 is a schematic cross-sectional view of the present invention;
FIG. 4 is a schematic illustration of the built-in radial spring construction of the present invention;
FIG. 5 is an end view schematic of the built-in radial spring of the present invention;
FIG. 6 is a schematic illustration of the force of the built-in radial spring of the present invention;
in the figure, 1, a terminal body, 11, an oval through hole, 12, a first anti-slip groove, 13, a screw hole, 2, a pin, 21, a telescopic groove, 3, a pressing piece, 31, a second anti-slip groove, 4, a compression bolt, 5, a built-in radial spring, 51, a spine, 52, a curved spring piece, 53, a partition opening, A, an acting force direction, B and an acting force applying inner circular surface.
Detailed Description
The invention is further described below with reference to the accompanying drawings.
As shown in fig. 1 to 6, the invention provides an electrical connector with a built-in radial spring, which comprises a terminal body 1 with an elliptical through hole 11 at the center line part, a pin 2 fixedly connected with the terminal body 1 along the axial direction, and a pressing sheet 3 axially arranged in the elliptical through hole 11;
the pin 2 is a cylindrical hollow body, and a built-in radial spring 5 is arranged in the pin 2;
the center of the built-in radial spring 5 is a cylindrical spine 51, at least 3 curved spring pieces 52 are uniformly distributed on the axial surface of the spine 51, and the curved spring pieces 52 are in fit contact with the inner circumferential surface of the pin 2. The force of the built-in radial spring 5 is transmitted to the inner circular surface B to which the force is applied through the force direction a of the outer edge of each curved spring piece 52.
The spring force of the built-in radial spring 5 is set by the thickness and the number of the curved spring pieces 52, and the built-in radial spring 5 is pressed into the inner circular surface B applying the acting force, namely, the cylindrical hollow body of the pin 2, and the spring force of the curved spring pieces 52 is applied to the inner circular surface B applying the acting force, namely, the pipe wall of the pin 2.
Further, a screw hole 13 matched with the compression bolt 4 is formed in the top of the oval through hole 11.
Further, a first anti-slip groove 12 is formed on the inner circumferential surface of the bottom semicircle of the oval through hole 11.
Further, one end of the pin 2 is a semicircular end socket, the other end of the pin 2 is fixedly connected with the connector of the terminal body 1, and telescopic grooves 21 are uniformly distributed on the pipe wall of the pin 2 so as to facilitate the installation of the built-in radial spring 5.
Further, the pressing piece 3 is a circular arc pressing plate, and the convex circular arc surface of the outer circumferential surface of the pressing piece 3 is in fit contact with the bottom of the compression bolt 4. When the electrical connector is in an unused state, the compression bolts 4 press the lower edges of the two sides of the pressing sheet 3 to be in contact with the bottoms of the strip-shaped holes 11 so as to lock the electrical connector.
Further, a second anti-slip groove 31 is formed in the inner arc surface of the pressing sheet 3.
Further, at least two groups of screw holes 13 and the corresponding compression bolts 4 are arranged. The joint stability is enhanced.
Further, the curved spring piece 52 is provided with a partition opening 53. The uniformity of the force applied by the curved spring piece 52 to the inner circular wall of the pin 2 can be significantly increased.
The specific operation process of the electrical connector is as follows:
wiring of the wiring terminal: the compression bolt 4 is withdrawn to a proper position by a screwdriver, the conductor joint which is well disposed and is suitable for the deep length of the wiring terminal is inserted into the middle parts of the pressing sheet 3 and the strip-shaped hole 11, the pressing sheet 3 and the conductor part are compacted by sequentially and synchronously (alternately) screwing the bolt 4, the conductor joint is respectively and fully contacted with the lower circumferential surface of the strip-shaped hole 11 and the lower circular arc surface of the pressing sheet 3, and the purpose of slipping prevention is achieved through the functions of the first anti-slip groove 12 and the second anti-slip groove 31.
The implementation process of the plug pins comprises the following steps: the pin 2 is inserted into a matched electrical jack, the built-in radial spring 5 is compressed by the outer circumferential surface of the pin 2, and the built-in radial spring 5 resists the compression force of the pin 2, so that the outer circumferential surface of the pin 2 is in close contact with the jack, and the purpose of close plug-in connection is realized.
In conclusion, the invention has the advantages of simple structure, small manufacturing difficulty, high spare and accessory parts utilization degree and high production efficiency, and can reduce the production cost to the maximum extent; the contact pressure of the pins can be effectively increased, so that the current-carrying capacity is improved, the contact area of the wiring terminal is improved by 40%, and the probability of heating and failure of the connector is effectively reduced; the current-carrying capacity of the electrical connector can be greatly improved, the running cost of the electrical equipment is reduced, the application is very wide, and the running of the electrical equipment is safer and more reliable.
The above description is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above examples, and all technical solutions belonging to the concept of the present invention belong to the protection scope of the present invention. It should be noted that modifications and adaptations to the present invention may occur to one skilled in the art without departing from the principles of the present invention and are intended to be within the scope of the present invention.
Claims (6)
1. An electrical connector with an internal radial spring, characterized in that,
comprises a terminal body (1) with an elliptical through hole (11) at the center line part, a pin (2) fixedly connected with the terminal body (1) along the axial direction, and a pressing sheet (3) axially arranged in the elliptical through hole (11);
the pin (2) is a cylindrical hollow body, and a built-in radial spring (5) is arranged in the pin (2);
the center of the built-in radial spring (5) is a cylindrical spine (51), at least 3 curved spring pieces (52) are uniformly distributed on the axial surface of the spine (51), the curved spring pieces (52) are in fit contact with the inner circumferential surface of the pin (2), and partition openings (53) are formed in the curved spring pieces (52);
the pressing piece (3) is a circular arc pressing plate, and the convex circular arc surface of the outer circumferential surface of the pressing piece (3) is in fit contact with the bottom of the compression bolt (4).
2. An electrical connector with built-in radial springs according to claim 1,
screw holes (13) matched with the compression bolts (4) are formed in the tops of the oval through holes (11).
3. An electrical connector with built-in radial springs according to claim 1 or 2, characterized in that,
the inner circumferential surface of the bottom semicircle of the oval through hole (11) is provided with a first anti-slip groove (12).
4. An electrical connector with built-in radial springs according to claim 1,
one end of the pin (2) is a semicircular end socket, the other end of the pin is fixedly connected with the connector of the terminal body (1), and telescopic grooves (21) are uniformly distributed on the pipe wall of the pin (2).
5. An electrical connector with built-in radial springs according to claim 1,
an anti-skid groove II (31) is formed in the inner arc surface of the pressing sheet (3).
6. An electrical connector with built-in radial springs according to claim 2,
at least two groups of screw holes (13) and compression bolts (4) corresponding to the screw holes are arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910503991.8A CN110112596B (en) | 2019-06-12 | 2019-06-12 | Electrician connector with built-in radial spring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910503991.8A CN110112596B (en) | 2019-06-12 | 2019-06-12 | Electrician connector with built-in radial spring |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110112596A CN110112596A (en) | 2019-08-09 |
| CN110112596B true CN110112596B (en) | 2024-02-20 |
Family
ID=67494728
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910503991.8A Active CN110112596B (en) | 2019-06-12 | 2019-06-12 | Electrician connector with built-in radial spring |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110112596B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112350234A (en) * | 2020-11-10 | 2021-02-09 | 湖州科峰磁业有限公司 | Wire pressing device for electronic device |
Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN85102141A (en) * | 1985-04-05 | 1986-10-01 | 奥托·邓克尔电器有限公司 | The manufacture method of contact spring socket |
| CN102097697A (en) * | 2009-12-09 | 2011-06-15 | 苏州华旃航天电器有限公司 | Contact spring coil in power connector |
| CN102394205A (en) * | 2007-10-12 | 2012-03-28 | 星电株式会社 | Buffer, adapter, and connecting device for attaching the same buffer or adapter |
| JP2013187163A (en) * | 2012-03-12 | 2013-09-19 | Furukawa Electric Co Ltd:The | Contact spring for connector terminal and female terminal, male terminal, connector |
| CN103439548A (en) * | 2013-09-17 | 2013-12-11 | 国家电网公司 | Electric energy meter binding post internally provided with arc-shaped spring washer |
| CN205080172U (en) * | 2015-11-06 | 2016-03-09 | 浙江英拓克电气有限公司 | Electricity connects and electric energy meter thereof |
| CN205194898U (en) * | 2015-12-01 | 2016-04-27 | 浙江共同电子科技有限公司 | Expanding rubber spring's electrical connection plug in using |
| CN205229247U (en) * | 2015-12-25 | 2016-05-11 | 浙江英拓克电气有限公司 | Binding post with center pin |
| CN205388116U (en) * | 2015-12-25 | 2016-07-20 | 浙江天顺玻璃钢有限公司 | Built -in spring suitable for electric energy meter connector |
| CN205679656U (en) * | 2016-06-17 | 2016-11-09 | 广东鼎瑞电塑科技有限公司 | Ammeter termination |
| CN207009742U (en) * | 2017-06-20 | 2018-02-13 | 深圳市奇连科技有限公司 | A kind of continuous beam leaf spring jack contact |
| CN208970787U (en) * | 2018-12-04 | 2019-06-11 | 广东鼎瑞电塑科技有限公司 | Connector assembly |
| CN209675542U (en) * | 2019-06-12 | 2019-11-22 | 徐州泉宝电气设备有限公司 | Electrician's connector with built-in radial spring |
-
2019
- 2019-06-12 CN CN201910503991.8A patent/CN110112596B/en active Active
Patent Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN85102141A (en) * | 1985-04-05 | 1986-10-01 | 奥托·邓克尔电器有限公司 | The manufacture method of contact spring socket |
| CN102394205A (en) * | 2007-10-12 | 2012-03-28 | 星电株式会社 | Buffer, adapter, and connecting device for attaching the same buffer or adapter |
| CN102097697A (en) * | 2009-12-09 | 2011-06-15 | 苏州华旃航天电器有限公司 | Contact spring coil in power connector |
| JP2013187163A (en) * | 2012-03-12 | 2013-09-19 | Furukawa Electric Co Ltd:The | Contact spring for connector terminal and female terminal, male terminal, connector |
| CN103439548A (en) * | 2013-09-17 | 2013-12-11 | 国家电网公司 | Electric energy meter binding post internally provided with arc-shaped spring washer |
| CN205080172U (en) * | 2015-11-06 | 2016-03-09 | 浙江英拓克电气有限公司 | Electricity connects and electric energy meter thereof |
| CN205194898U (en) * | 2015-12-01 | 2016-04-27 | 浙江共同电子科技有限公司 | Expanding rubber spring's electrical connection plug in using |
| CN205229247U (en) * | 2015-12-25 | 2016-05-11 | 浙江英拓克电气有限公司 | Binding post with center pin |
| CN205388116U (en) * | 2015-12-25 | 2016-07-20 | 浙江天顺玻璃钢有限公司 | Built -in spring suitable for electric energy meter connector |
| CN205679656U (en) * | 2016-06-17 | 2016-11-09 | 广东鼎瑞电塑科技有限公司 | Ammeter termination |
| CN207009742U (en) * | 2017-06-20 | 2018-02-13 | 深圳市奇连科技有限公司 | A kind of continuous beam leaf spring jack contact |
| CN208970787U (en) * | 2018-12-04 | 2019-06-11 | 广东鼎瑞电塑科技有限公司 | Connector assembly |
| CN209675542U (en) * | 2019-06-12 | 2019-11-22 | 徐州泉宝电气设备有限公司 | Electrician's connector with built-in radial spring |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110112596A (en) | 2019-08-09 |
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