CN104505618B - Contact pin and the electric connector and connector assembly using the contact pin - Google Patents
Contact pin and the electric connector and connector assembly using the contact pin Download PDFInfo
- Publication number
- CN104505618B CN104505618B CN201410786653.7A CN201410786653A CN104505618B CN 104505618 B CN104505618 B CN 104505618B CN 201410786653 A CN201410786653 A CN 201410786653A CN 104505618 B CN104505618 B CN 104505618B
- Authority
- CN
- China
- Prior art keywords
- contact pin
- jack
- plug
- rotation stop
- square plate
- 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
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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
- H01R13/05—Resilient pins or blades
- H01R13/052—Resilient pins or blades co-operating with sockets having a circular transverse section
Landscapes
- Connector Housings Or Holding Contact Members (AREA)
- Details Of Connecting Devices For Male And Female Coupling (AREA)
Abstract
The present invention relates to the electric connector and connector assembly of contact pin and the use contact pin, connector assembly plug and socket, plug includes contact pin, and contact pin includes the contact pin body that front end is provided with contact pin connected structure, socket includes jack, and jack includes the jack body that front end is provided with jack connected structure：Contact pin connected structure includes at least two around circumferentially spaced head end with the contact pin body being connected, endwise resiliently overhanged elastic conduction pawl, jack connected structure includes the rigid sleeve that axis extends along the longitudinal direction, and the front end of each elastic conduction pawl is provided with the outer lug coordinated for the hole wall sliding contact with rigid sleeve.The present invention is solved in the prior art the problem of jack radial dimension is larger caused by using elastic hole.
Description
Technical field
The present invention relates to the electric connector and connector assembly of the contact pin for electric signal transmission and the use contact pin.
Background technology
Existing connector assembly includes plug and socket, and plug and socket can be referred to as electric connector, electrically connects
Device includes the metal shell that front end is inserted terminal, is provided with metal shell and is provided with least two in insulator, insulator and connects
Contact element, for the connector of two adaptations（That is plug and socket）For, contact includes being located at the inserted terminal within insulator
With the wire connecting ends for being positioned at insulator, the contact on one of electric connector is contact pin, another electric connector
On contact be jack, in order to ensure the grafting effect of contact pin and jack, jack is generally the elasticity using hat spring pore structure
Contact.When plug, socket are to inserting, the inserted terminal on plug metal housing and the inserted terminal guiding pair on socket metal shell
After inserting, contact pin starts inserting with jack, is finally completed the grafting process of plug, socket.What existing this electric connector was present
Problem is：The physical dimension of electric connector is larger, causes the larger-size reason of electric connector structure to have 1, metal shell
In the presence of；2nd, the spacing between two neighboring contact can not be too small, because the wire connecting ends of contact are located at outside insulator, phase
Creep age distance between the wire connecting ends of adjacent two contacts is limited, and the wire connecting ends spacing between two neighboring contact can not
It is too small, therefore this can increase the physical dimension of whole insulator；3rd, the jack of hat spring pore structure can cause being relatively large in diameter for jack,
And then the physical dimension of insulator can be increased, increase the physical dimension of whole product.
The content of the invention
It is an object of the invention to provide a kind of flexible contact pin, to solve in the prior art because using elastic hole
And cause the problem of jack radial dimension is larger；The present invention also aims to provide a kind of electric connector using the contact pin and
Connector assembly.
In order to solve the above problems, the technical scheme of contact pin is in the present invention：
Contact pin, including front end are provided with the contact pin body of connected structure, and connected structure includes at least two around circumferentially-spaced
The head end of arrangement is connected with the contact pin body, endwise resiliently overhanged elastic conduction pawl, the front end of each elastic conduction pawl
It is provided with the outer lug coordinated for the hole wall sliding contact with being adapted to jack.
The front end face of the outer lug is the taper surface that diameter becomes larger from front to back.
It is provided with contact pin body on rear side of elastic conduction pawl head end on annular boss, contact pin body in annular boss
Rear side is provided with the rotation stop square plate loaded for coincideing between corresponding two neighboring insulating barrier, annular boss and rotation stop square plate it
Between formed for corresponding retaining spring install installation gap.
It is provided with the annular boss for the locating slot with the positioning convex location fit in the retaining spring.
The technical scheme of electric connector is in the present invention：
Electric connector, including contact pin, contact pin include the contact pin body that front end is provided with connected structure, and connected structure is included extremely
Few two be connected around circumferentially spaced head end with the contact pin body, endwise resiliently overhanged elastic conduction pawl, respectively
The front end of elastic conduction pawl is provided with the outer lug coordinated for the hole wall sliding contact with being adapted to jack.
The front end face of the outer lug is the taper surface that diameter becomes larger from front to back.
Contact pin has multiple, and each contact pin is arranged in " one " character form structure extended in left-right direction, and electric connector also includes exhausted
The contact pin mounting hole installed for the contact pin is provided with edge body, insulator, contact pin includes being located at leading outside the insulator
It is provided with line connection end, insulator between two neighboring wire connecting ends on insulating barrier, contact pin body in elastic conduction
It is provided with annular boss, contact pin body to be provided with rear side of annular boss on rear side of pawl head end and loads adjacent two for coincideing
Rotation stop square plate between individual insulating barrier, forms the clipping room installed for corresponding retaining spring between annular boss and rotation stop square plate
Gap, retaining spring is wholely set including the ring body being sheathed on contact pin and front end with ring body, rear end is towards away from annular
The resiliently overhanged locating slot location fit with contact pin mounting hole hole wall in body direction patches the limit that pin is moved backwards to limit
Position plays pawl.
The technical scheme of connector assembly is in the present invention：
Connector assembly, plug and socket, plug includes contact pin, and contact pin includes front end and is provided with inserting for contact pin connected structure
Pin body, socket includes jack, and jack includes the jack body that front end is provided with jack connected structure, and contact pin connected structure includes
At least two be connected around circumferentially spaced head end with the contact pin body, endwise resiliently overhanged elastic conduction pawl,
Jack connected structure includes the rigid sleeve that extends along the longitudinal direction of axis, the front end of each elastic conduction pawl be provided with for
The outer lug that the hole wall sliding contact of rigid sleeve coordinates.
The front end face of the outer lug is the taper surface that diameter becomes larger from front to back.
Contact pin has multiple, and each contact pin is arranged in " one " character form structure extended in left-right direction, and it is exhausted that plug also includes plug
The contact pin mounting hole installed for the contact pin is provided with edge body, plug insulator, contact pin includes being located at the plug insulator
Outside wire connecting ends, insulating barrier, contact pin body are provided between two neighboring wire connecting ends on plug insulator
On be provided with annular boss, contact pin body and be provided with rear side of annular boss for kissing on rear side of elastic conduction pawl head end
The rotation stop square plate between two neighboring plug insulating barrier is attached together, is formed between annular boss and rotation stop square plate for corresponding positioning
The installation gap that spring is installed, retaining spring includes the ring body being sheathed on contact pin and front end is integrally set with ring body
Put, rear end is connect towards away from the resiliently overhanged locating slot location fit with contact pin mounting hole hole wall in ring body direction with limiting
The spacing bullet pawl that contact pin is moved backwards.
Beneficial effects of the present invention are：When plug, socket grafting, outer lug on each elastic conduction pawl on contact pin with
The hole wall sliding contact of the rigid sleeve of jack coordinates, the hole wall top pressure outer lug of rigid sleeve, produces each elastic conduction pawl
The elastic deformation of radial direction, so as to ensure the reliable contacts of contact pin and jack, is coordinated by using elastic contact pin with rigid jack, this
Sample can just reduce the radial dimension of jack, and then reduce the radial dimension of socket.
Brief description of the drawings
Fig. 1 is the structural representation of one embodiment of connector assembly in the present invention；
Fig. 2 is the structural representation of plug insulator in Fig. 1；
Fig. 3 is the structural representation of contact pin in Fig. 1；
Fig. 4 is the structural representation of contact pin connected structure in Fig. 1；
Fig. 5 is the structural representation of jack connected structure in Fig. 1.
Embodiment
The implementation of connector assembly is for example shown in Fig. 1 ~ 5：Including plug 6 and socket 8, plug includes the He of plug insulator 12
Multiple contact pins 4, contact pin includes being provided with and contact pin 4 on the contact pin body that front end is provided with contact pin connected structure, plug insulator
One-to-one contact pin mounting hole 15, contact pin connected structure is located in contact pin mounting hole, and contact pin also includes being located at plug insulator
Outside plug wires connection end, integrated injection molding has plug exhausted between two neighboring plug wires connection end on plug insulator
Edge dividing plate 2, each contact pin is arranged in " one " character form structure extended in left-right direction, the plate face bearing of trend of each plug insulating barrier
It is each perpendicular on left and right directions, contact pin be provided between contact pin connected structure and plug wires connection end and loads phase for coincideing
Plug is provided with front side of plug rotation stop square plate on plug rotation stop square plate 3 between adjacent two plug insulating barriers, contact pin to determine
Position spring, plug retaining spring includes the plug ring body being sheathed on contact pin and front end is integrally set with plug ring body
Put, rear end towards away from the resiliently overhanged locating slot location fit with contact pin mounting hole hole wall in plug ring body direction to limit
It is provided with and is kept off with plug ring body on front side of plug ring body on the spacing bullet pawl that contact pin processed is moved backwards, contact pin body
Only coordinate and be provided with locating slot 19 on the annular boss 18 of plug retaining spring orward movement limit, annular boss to limit, insert
The positioning convex with locating slot location fit is provided with head annular body, contact pin connected structure includes being located on front side of annular boss
Contact pin sleeve, in the sleeve wall of contact pin sleeve around it is circumferential offer at least two front ends extend to contact pin sleeve front end face,
Groove 17 is split in the axial direction that rear end is extended on front side of annular boss, axially splits groove and contact pin sleeve is separated into multiple head ends and contact pin body
Be connected, endwise resiliently overhanged elastic conduction pawl, the front end of each elastic conduction pawl is provided with for being adapted to jack
The outer lug that hole wall sliding contact coordinates, the front end face of outer lug is the taper surface that diameter becomes larger from front to back.Socket bag
Include jack 10, jack include being provided with jack body, socket insulator 11 with the one-to-one jack mounting hole of jack, insert
The front end of hole body sets the jack connected structure being located in jack mounting hole, and jack also includes being located at outside socket insulator
In jack wires connection end, socket insulator between two neighboring jack wires connection end integrated injection molding have socket insulation every
The matching relationship and contact pin and plug insulating barrier, contact pin of plate, wherein jack and socket insulating barrier, jack and jack mounting hole
Identical with the matching relationship of contact pin mounting hole, in this not go into detail, and the jack connected structure of jack contact includes axis
The rigid sleeve extended along the longitudinal direction.Plug insulator includes the insulating sleeve for being located at each contact pin connected structure periphery, insulation
The anti-mis-insertion projection 7 for being provided with and being adapted to wrong insertion-proof slot in wrong insertion-proof slot 1, socket insulator is provided with the sleeve wall of sleeve,
Being provided between insulating sleeve and contact pin connected structure is used for the annular space with socket insulator inserting.The left and right of plug insulator
Two ends are respectively arranged with plug guide mounting hole 16, and plug is also led including filling hangnail by force by plug by rear to preceding loading plug
Plug guide into part mounting hole, plug guide rear end is installed with plug in plug-locking nut 5, the present embodiment and is oriented to
Part has guide sleeve structure, and plug guide is encased in plug guide mounting hole by rear to preceding when using, strong dress hangnail
Front end inclined-plane plays guiding function, the spacing cooperation of hole wall thrust that the rear end of dress hangnail can be with plug guide mounting hole by force, then
Plug guide is fixed on plug insulator by screwing on plug-locking nut in plug guide rear end.Socket insulate
The left and right ends of body are respectively arranged with socket guide mounting hole, socket guide mounting hole and are provided with socket guide 9, this
Socket guide has the pilot pin structure being adapted to plug guide in embodiment, and fixed form and the plug of socket guide are led
Identical to the fixed form of part, in this not go into detail.
The assembling process of contact pin is：Plug retaining spring is sheathed on the contact pin between annular boss and plug rotation stop square plate
On, then contact pin is encased in correspondence contact pin mounting hole by rear to preceding, when plug rotation stop square plate and contact pin mounting hole rear end
Aperture is along during contact, to prevent contact pin court in the locating slot that the spacing bullet pawl of plug retaining spring is stuck on contact pin mounting hole hole wall
After move, so as to realize the installation of contact pin, the installation of contact pin is simple and convenient.When plug and during socket grafting, plug guide, insert
Seat guide is first oriented to cooperation, and the front end of subsequent socket insulator is plugged in the annular space of plug insulator, last contact pin
With the reliable grafting of jack.The insulating barrier set on insulator can increase between the wire connecting ends of two neighboring contact pin, jack
Creep age distance, so as to reduce the spacing between two contacts, help to reduce the physical dimension of whole product；Insulation
Being provided between sleeve and contact pin connected structure is used for the annular space with the socket insulator inserting of socket, by insulator come real
Now insert, it is not necessary to metal shell, the housing for the whole electric connector of position that insulate helps further to reduce whole product
Size；Rotation stop square plate and retaining spring coordinate to realize the fixation to contact pin, jack, contact pin, jack fixation it is simple and convenient.
In the other embodiments of this connector assembly：Plug guide, socket guide can not also be set；Anti-mis-insertion is convex
Rise, wrong insertion-proof slot can not be set；Contact pin can also take other structures to be fixed on plug insulator, such as be installed in contact pin
The installation step for setting limitation contact pin to move forward on the hole wall in hole, then fixes limitation contact pin court in the rear end of plug insulator
The pressing plate moved afterwards；Each contact pin can not also be in the arrangement of " one " font, such as plurality of rows or bulk are arranged.
The implementation of electric connector is for example shown in Fig. 1 ~ 5：The concrete structure of electric connector is implemented with above-mentioned each connector assembly
Plug described in example is identical, will not be described in detail herein.
The implementation of contact pin is for example shown in Fig. 1 ~ 5：Described in the concrete structure of contact pin and above-mentioned each connector assembly embodiment
Contact pin it is identical, will not be described in detail herein.
Claims (6)
1. contact pin, including front end are provided with the contact pin body of connected structure, it is characterised in that：Connected structure include at least two around
Circumferentially spaced head end is connected with the contact pin body, endwise resiliently overhanged elastic conduction pawl, each elastic conduction
The front end of pawl is provided with the outer lug coordinated for the hole wall sliding contact with being adapted to jack；In elastic conduction on contact pin body
It is provided with annular boss, contact pin body to be provided with rear side of annular boss on rear side of pawl head end and loads corresponding phase for coincideing
Rotation stop square plate between adjacent two insulating barriers, forms the peace installed for corresponding retaining spring between annular boss and rotation stop square plate
Gap is filled, the rotation stop square plate has two sides opposing, for coordinating with two neighboring insulating barrier block, rotation stop side
Disk has four corners for being used to along block coordinate with the hole of contact pin mounting hole rear end.
2. contact pin according to claim 1, it is characterised in that：The front end face of the outer lug for diameter from front to back gradually
Become big taper surface.
3. contact pin according to claim 1 or 2, it is characterised in that：Be provided with the annular boss for it is described fixed
The locating slot of positioning convex location fit on the spring of position.
4. electric connector, including contact pin, contact pin include the contact pin body that front end is provided with connected structure, it is characterised in that：Grafting
Structure includes at least two around circumferentially spaced head end with the contact pin body being connected, endwise resiliently overhanged elasticity
Conductive pawl, the front end of each elastic conduction pawl is provided with the outer lug coordinated for the hole wall sliding contact with being adapted to jack；Insert
Pin has multiple, and each contact pin is arranged in " one " character form structure extended in left-right direction, and electric connector also includes insulator, insulator
On be provided with for the contact pin install contact pin mounting hole, contact pin include be located at the insulator outside wire connecting ends, absolutely
It is provided with edge body between two neighboring wire connecting ends on insulating barrier, contact pin body in the rear side of elastic conduction pawl head end
Be provided with annular boss, contact pin body be provided with rear side of annular boss load for coincideing two neighboring insulating barrier it
Between rotation stop square plate, between annular boss and rotation stop square plate formed for corresponding retaining spring install installation gap, the rotation stop
Square plate has two sides opposing, for coordinating with two neighboring insulating barrier block, and rotation stop square plate, which has four, to be used for
The corner coordinated with the hole of contact pin mounting hole rear end along block, retaining spring includes ring body and the front end being sheathed on contact pin
It is wholely set with ring body, rear end is towards away from the ring body direction resiliently overhanged locating slot with contact pin mounting hole hole wall
Location fit patches the spacing bullet pawl that pin is moved backwards to limit.
5. electric connector according to claim 4, it is characterised in that：The front end face of the outer lug is diameter from front to back
The taper surface become larger.
6. connector assembly, including plug and socket, plug include contact pin, contact pin is provided with contact pin connected structure including front end
Contact pin body, socket includes jack, and jack includes the jack body that front end is provided with jack connected structure, it is characterised in that：Insert
Pin connected structure is connected including at least two around circumferentially spaced head end with the contact pin body, endwise resiliently overhanged
Elastic conduction pawl, jack connected structure includes the rigid sleeve that extends along the longitudinal direction of axis, the front end of each elastic conduction pawl
It is provided with the outer lug coordinated for the hole wall sliding contact with rigid sleeve；Contact pin has multiple, and each contact pin is arranged in along a left side
" one " character form structure of right direction extension, plug also includes being provided with plug insulator, plug insulator for contact pin peace
The contact pin mounting hole of dress, contact pin includes being located on the wire connecting ends outside the plug insulator, plug insulator in adjacent
It is provided between two wire connecting ends on insulating barrier, contact pin body and is provided with convex annular on rear side of elastic conduction pawl head end
The rotation stop loaded for coincideing between two neighboring plug insulating barrier is provided with platform, contact pin body on rear side of annular boss
Square plate, forms the installation gap installed for corresponding retaining spring between annular boss and rotation stop square plate, the rotation stop square plate has
Two sides opposing, for coordinating with two neighboring insulating barrier block, there are rotation stop square plate four to be used for and contact pin is pacified
The corner that the hole of dress hole rear end coordinates along block, retaining spring includes the ring body being sheathed on contact pin and front end and annular originally
Body is wholely set, rear end is towards away from the resiliently overhanged locating slot location fit with contact pin mounting hole hole wall in ring body direction
The spacing bullet pawl that pin is moved backwards is patched to limit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410786653.7A CN104505618B (en) | 2014-12-18 | 2014-12-18 | Contact pin and the electric connector and connector assembly using the contact pin |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410786653.7A CN104505618B (en) | 2014-12-18 | 2014-12-18 | Contact pin and the electric connector and connector assembly using the contact pin |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104505618A CN104505618A (en) | 2015-04-08 |
| CN104505618B true CN104505618B (en) | 2017-09-22 |
Family
ID=52947350
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410786653.7A Expired - Fee Related CN104505618B (en) | 2014-12-18 | 2014-12-18 | Contact pin and the electric connector and connector assembly using the contact pin |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104505618B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109309329A (en) * | 2017-07-27 | 2019-02-05 | 中航光电科技股份有限公司 | A kind of connector assembly and its PCB socket, PCB component |
| CN109428212A (en) * | 2017-08-31 | 2019-03-05 | 中航光电科技股份有限公司 | A kind of angle connector |
| CN108258547A (en) * | 2017-12-20 | 2018-07-06 | 南京安崇电子有限公司 | A kind of gapless jack inner conductor, coaxial connector and converter |
| CN109004441B (en) * | 2018-08-10 | 2024-04-16 | 中国大唐集团科学技术研究院有限公司华中分公司 | Portable socket docking device and wiring method |
| CN110048261B (en) * | 2019-05-09 | 2024-05-24 | 深圳市特拉利线簧端子技术有限公司 | Jack electric contact assembly and electric connector |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ATE358343T1 (en) * | 2004-03-03 | 2007-04-15 | Cinch Connectors Inc | ELECTRICAL CONNECTOR |
| US7850495B2 (en) * | 2009-02-13 | 2010-12-14 | Amphenol Corporation | Electrical contacts |
| CN202004232U (en) * | 2011-01-30 | 2011-10-05 | 厦门唯恩电气有限公司 | Electric connector probe fixed structure |
| CN102820566B (en) * | 2012-08-22 | 2015-06-03 | 广州市半径电力铜材有限公司 | Intensive connector |
| CN203932395U (en) * | 2014-07-04 | 2014-11-05 | 谢雪莲 | Car emergency power connector |
-
2014
- 2014-12-18 CN CN201410786653.7A patent/CN104505618B/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN104505618A (en) | 2015-04-08 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170922 Termination date: 20181218 |