CN107171092B - Contact assembly and electric connector assembly using same - Google Patents
Contact assembly and electric connector assembly using same Download PDFInfo
- Publication number
- CN107171092B CN107171092B CN201710369669.1A CN201710369669A CN107171092B CN 107171092 B CN107171092 B CN 107171092B CN 201710369669 A CN201710369669 A CN 201710369669A CN 107171092 B CN107171092 B CN 107171092B
- Authority
- CN
- China
- Prior art keywords
- contact
- pin
- contact piece
- jack
- plugging
- 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
- 229910000906 Bronze Inorganic materials 0.000 claims abstract description 42
- 239000010974 bronze Substances 0.000 claims abstract description 42
- KUNSUQLRTQLHQQ-UHFFFAOYSA-N copper tin Chemical compound [Cu].[Sn] KUNSUQLRTQLHQQ-UHFFFAOYSA-N 0.000 claims abstract description 42
- 229910052790 beryllium Inorganic materials 0.000 claims abstract description 40
- ATBAMAFKBVZNFJ-UHFFFAOYSA-N beryllium atom Chemical compound [Be] ATBAMAFKBVZNFJ-UHFFFAOYSA-N 0.000 claims abstract description 40
- 238000000034 method Methods 0.000 claims abstract description 15
- 239000000463 material Substances 0.000 claims description 20
- 230000002093 peripheral effect Effects 0.000 claims description 20
- 239000000758 substrate Substances 0.000 claims description 20
- 239000011159 matrix material Substances 0.000 claims description 14
- 230000007704 transition Effects 0.000 claims description 11
- 230000000903 blocking effect Effects 0.000 claims description 9
- 230000000149 penetrating effect Effects 0.000 claims description 4
- 238000010586 diagram Methods 0.000 description 2
- 238000010891 electric arc Methods 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 229910000679 solder Inorganic materials 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
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- 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
- H01R13/03—Contact members characterised by the material, e.g. plating, or coating materials
-
- 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
- H01R13/10—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
Landscapes
- Coupling Device And Connection With Printed Circuit (AREA)
Abstract
The invention relates to the field of electric connectors, in particular to a contact assembly and an electric connector assembly using the contact assembly. In the process of plugging the jack contact element with the pin contact element, the pin contact element and the jack contact element are electrically connected through the matching part of the beryllium bronze on the pin or the jack, and then the pin is contacted with the conductive contact finger.
Description
Technical Field
The invention relates to the field of electric connectors, in particular to a contact assembly and an electric connector assembly using the contact assembly.
Background
For an electrical connector for transmitting an electrical current, live plugging is often required when in use. The chinese patent document of application number 201120050198.6 discloses a large current wire spring jack, the jack comprises an outer sleeve with an axis extending along the front-rear direction, the front end of the outer sleeve is provided with a mounting hole for mounting a wire spring wire, the wire spring wire is mounted in the mounting hole through the inner sleeve, the sheath and an inner nut, the rear end of the outer sleeve is provided with an extension section extending backwards, an inner hole of the extension section is used for fixing a wire, when the jack is used, conductive connection is realized through elastic contact between the wire spring wire and the outer peripheral surface of the matched contact pin, namely, the wire spring wire is a main component for establishing conductive connection relation between the jack and the contact pin, the wire spring wire is a conductive contact finger, the conductive contact finger in the prior art can also be a crown strap, a torsion leaf spring or a hyperboloid leaf spring, and the like, and the contact has the following problems: in the live plugging process, a higher potential difference exists between the jack and the contact pin, the contact pin can generate an electric arc at the moment of being close to contact with the conductive contact finger of the jack, and the generated electric arc can ablate the conductive contact finger, so that the service life of the jack is shortened.
Disclosure of Invention
The invention aims to provide a contact assembly with long service life; meanwhile, the invention also provides an electric connector assembly using the contact assembly.
In order to achieve the above purpose, the contact assembly of the present invention adopts the following technical scheme:
technical scheme 1: the contact assembly comprises a pin contact and a jack contact, wherein the jack contact comprises a jack contact substrate, one end of the jack contact substrate is provided with a contact finger mounting hole, the other end of the jack contact substrate is provided with a wiring end, a conductive contact finger is arranged in the contact finger mounting hole, one side of the jack contact substrate, which is far away from the wiring end, of the conductive contact finger and the plugging end of the pin contact are provided with beryllium bronze material matching parts, the pin contact and the jack contact are in transition fit with each other through the matching parts on one and the plugging end on the other in the plugging process, the pin contact is provided with a head part made of beryllium bronze material, the matching parts are the peripheral surface of the head part, the pin contact further comprises a pin contact substrate, the pin contact substrate and the head part made of beryllium bronze material are arranged in a split manner, and the pin contact substrate comprises a conductive contact part, and the head part is arranged on the conductive contact part;
or, only the plugging end of the pin contact piece in the pin contact piece and the plugging hole contact piece is provided with a beryllium bronze material matching part, the pin contact piece and the plugging hole contact piece are in transition fit with the plugging end of the plugging hole contact piece through the matching part on the pin contact piece in the plugging process, the pin contact piece is provided with a beryllium bronze material head part, the matching part is the outer peripheral surface of the head part, the pin contact piece further comprises a pin contact piece matrix, the pin contact piece matrix and the beryllium bronze material head part are arranged in a split mode, the pin contact piece matrix comprises a conductive contact part, and the head part is arranged on the conductive contact part in a split mode.
Technical solution 2, based on technical solution 1: the jack contact piece is provided with a matching part, the jack contact piece base body comprises a front sleeve part and a rear sleeve part which are arranged in a split mode, the front sleeve part is made of beryllium bronze, and the matching part is a part of the front sleeve.
Technical solution 3, based on technical solution 2: an inward turning edge for pushing the conductive contact finger backwards is arranged on the inner wall of the front end of the front sleeve part, and the inward turning edge forms the matching part.
Technical solution 4, based on technical solution 3: the front sleeve part is sleeved on the outer peripheral surface of the front end of the rear sleeve part, inner holes of the front sleeve part and the rear sleeve part are communicated to form a contact finger mounting hole, and an inner blocking edge for blocking the conductive contact finger forwards is arranged in the inner hole of the rear sleeve part.
Technical solution 5, based on technical solution 4: the front sleeve part is fixed on the outer peripheral surface of the front end of the rear sleeve part in a strong manner.
Technical scheme 6, on the basis of any one of the technical schemes 2 to 5: the front end of the front sleeve part is provided with a split groove penetrating through the inner surface and the outer surface of the front sleeve part.
The electric connector component adopts the following technical scheme:
technical scheme 1: the electric connector assembly comprises a plug connector and a socket connector which are matched and plugged, wherein the plug connector and the socket connector are in conductive connection through a pin contact and a socket contact, the socket contact comprises a socket contact substrate, one end of the socket contact substrate is provided with a contact finger mounting hole, the other end of the socket contact substrate is provided with a wiring end, a conductive contact finger is arranged in the contact finger mounting hole, a beryllium bronze material matching part is arranged on one side of the socket contact substrate, which is away from the wiring end, of the conductive contact finger and the plugging end of the pin contact, the pin contact and the socket contact are in transition fit through the matching part on one and the plugging end on the other in the plugging process, the pin contact is provided with a beryllium bronze material head, the matching part is the outer peripheral surface of the head, the pin contact further comprises a pin contact substrate, the pin contact substrate and the bronze material head are separately arranged, and the pin contact substrate comprises a conductive contact part which is arranged on the conductive contact part;
or, only the plugging end of the pin contact piece in the pin contact piece and the plugging hole contact piece is provided with a beryllium bronze material matching part, the pin contact piece and the plugging hole contact piece are in transition fit with the plugging end of the plugging hole contact piece through the matching part on the pin contact piece in the plugging process, the pin contact piece is provided with a beryllium bronze material head part, the matching part is the outer peripheral surface of the head part, the pin contact piece further comprises a pin contact piece matrix, the pin contact piece matrix and the beryllium bronze material head part are arranged in a split mode, the pin contact piece matrix comprises a conductive contact part, and the head part is arranged on the conductive contact part in a split mode.
Technical solution 2, based on technical solution 1: the jack contact piece is provided with a matching part, the jack contact piece base body comprises a front sleeve part and a rear sleeve part which are arranged in a split mode, the front sleeve part is made of beryllium bronze, and the matching part is a part of the front sleeve.
Technical solution 3, based on technical solution 2: an inward turning edge for pushing the conductive contact finger backwards is arranged on the inner wall of the front end of the front sleeve part, and the inward turning edge forms the matching part.
Technical solution 4, based on technical solution 3: the front sleeve part is sleeved on the outer peripheral surface of the front end of the rear sleeve part, inner holes of the front sleeve part and the rear sleeve part are communicated to form a contact finger mounting hole, and an inner blocking edge for blocking the conductive contact finger forwards is arranged in the inner hole of the rear sleeve part.
Technical solution 5, based on technical solution 4: the front sleeve part is fixed on the outer peripheral surface of the front end of the rear sleeve part in a strong manner.
In the technical scheme 6, the method comprises the following steps, on the basis of any one of the technical schemes 2-5: the front end of the front sleeve part is provided with a split groove penetrating through the inner surface and the outer surface of the front sleeve part.
The beneficial effects of the invention are as follows: in the process of plugging the jack contact element with the pin contact element, the pin contact element and the jack contact element are electrically connected through the matching part of the beryllium bronze on the pin or the jack, and then the pin is contacted with the conductive contact finger.
Further, the jack contact element base body comprises a front sleeve part positioned at the front end and a rear sleeve part positioned at the rear end, the front sleeve part is made of beryllium bronze, and the matching surface is arranged on the inner wall of the front end of the front sleeve part, so that the jack contact element base body is simple in structure and convenient to install.
Drawings
FIG. 1 is a schematic view of an electrical connector assembly of embodiment 1 of the present invention;
FIG. 2 is a perspective view of FIG. 1;
FIG. 3 is a schematic view of the pin contact of FIG. 1;
FIG. 4 is a schematic view of the receptacle contact of FIG. 1;
FIG. 5 is a schematic diagram of the assembled state of FIG. 4;
FIG. 6 is a schematic diagram showing the contact pin and socket contact of FIG. 1 in a plugged state;
fig. 7 is a schematic structural view of embodiment 2 of the electrical connector assembly of the present invention;
fig. 8 is a perspective view of fig. 7.
Fig. 1 to 6 correspond to embodiment 1, in which: 1. a plug; 11. plug-in a needle; 12. a conductive contact; 13. a terminal; 14. a head; 141. a connection part; 2. a socket; 21. a jack; 22. conductive contact fingers; 23. a rear sleeve; 25. a front sleeve; 231. an inner blocking edge; 232. a threading hole; 251. a cantilever; 252. an inversion edge; 253. an inner side surface.
Fig. 7 and 8 correspond to example 2, in which: 3. a socket; 31. a jack; 4. a plug; 41. and (5) inserting pins.
Detailed Description
Embodiments of the present invention will be further described with reference to the accompanying drawings.
In the embodiment 1 of the electrical connector assembly of the present invention, as shown in fig. 1 to 6, the plug 1 and the socket 2 are rectangular connectors, and are mainly used for realizing conductive connection between power modules of a control cabinet and transmitting large current between the power modules. The plug 1 includes a plug housing in which the pins 11 are mounted, and the receptacle 2 includes a receptacle housing in which the jack 21 is mounted. The contact pin 11 and the jack 21 are a pair of contact assemblies which are mutually inserted and matched.
The pin 11 includes a pin contact base body extending in the front-rear direction in the axial direction, the pin contact base body including a conductive contact portion 12 at the front end for fitting with the insertion hole 21 and a terminal 13 at the rear end for connecting a wire, the pin being in the shape of a stepped shaft as a whole in this embodiment, the conductive contact portion 12 being an outer peripheral surface of a front end thin portion of the stepped shaft, the terminal 13 being a rear end portion of the stepped shaft, the portion having a fixed wire mounting hole for the wire to pass in, the terminal may be a solder cup structure, or may be a pin structure capable of being solder-fixed on a printed board, of course. The front end of the conductive contact part is provided with a threaded hole, the rear end of the head part 14 made of beryllium bronze is provided with a connecting part 141, the connecting part 141 is of a cylindrical structure, the periphery of the connecting part 141 is provided with external threads matched with the threaded hole of the conductive contact part, and the head part 14 is matched with the threaded hole of the conductive contact part through the external threads of the connecting part 141 to realize connection and fixation. The head forms the insertion end of the contact pin, and the front end of the head is provided with a rounding structure, so that the contact pin is convenient to guide when being inserted into the jack 21.
The jack 21 includes a jack contact base body whose axis extends in the front-rear direction, the jack contact base body includes a front sleeve portion at the front end and a rear sleeve portion at the rear end, the front sleeve portion is a front sleeve 25, the rear sleeve portion is a rear sleeve 23, the front sleeve 25 is a cylindrical structure, the front end of the cylindrical structure is provided with a split groove so that the front end thereof constitutes a cantilever structure, the front end inner side of the cantilever 251 is provided with an inwardly extending turned-in edge 252, and the rear end of the cylindrical structure is provided with a mounting hole for being forcibly fitted to the outer peripheral surface of the front end of the rear sleeve 23. The rear end of the rear sleeve is of a cylindrical structure, an inner hole of the cylindrical structure is a threading hole 232 for installing a fixed wire, and an inner baffle edge 231 which stretches inwards is arranged on the inner wall surface of the inner hole of the front end of the rear sleeve. After the front sleeve 25 is strongly arranged on the rear sleeve, the inner holes of the front sleeve and the rear sleeve are communicated to form a contact finger mounting hole of the conductive contact finger 22, after the conductive contact finger 22 is arranged in the contact finger mounting hole, the rear side face of the inward turning edge 252 at the front end of the front sleeve realizes forward stop and limit of the conductive contact finger, and the inner stop edge 231 at the front end of the rear sleeve realizes backward stop and limit of the conductive contact finger. The inner side 253 of the inner turning edge 252 is positioned at the front side of the conductive contact finger in the plugging direction, an inner hole surrounded by the inner side of the inner turning edge is in transition fit with the outer peripheral surface of the head of the contact pin, the inner turning edge forms a fit part, the inner side of the inner turning edge forms a fit surface in transition fit with the plugging end of the contact pin, the whole material of the front sleeve is beryllium bronze, and thus the fit surface is beryllium bronze. In this embodiment, the conductive contact finger 22 is a crown band, and is formed by processing a sheet-shaped rectangular original plate, so that the processing cost is reduced.
In the process of adapting and plugging, the head of the front end of the contact pin is in conductive contact with the inner side surface of the turned-in edge of the front end of the front sleeve of the jack, so that conductive connection is established between the contact pin and the jack, then the contact pin is in conductive contact with the conductive contact guide in the jack, the head of the contact pin and the front sleeve are made of beryllium bronze, and the bronze has good arc extinguishing performance, thereby avoiding arc generated when the contact pin is plugged into the jack to ablate the conductive contact guide, and prolonging the service life of the jack contact piece. The head of the contact pin is in transition fit with the inner side surface of the inward turning edge of the jack, so that the contact pin can be in conductive contact with the front sleeve in the inserting process. In this embodiment, the front end of the front sleeve is configured as a cantilever structure, so as to mainly make the cantilever slightly deform, and ensure the contact precision of the contact pin and the jack. After the contact pin and the jack are inserted in place, the electric conduction is conducted through the electric conduction contact, and at the moment, the front sleeve and the head of the beryllium bronze material basically do not play a role in electric conduction.
In embodiment 2 of the electrical connector of the present invention, as shown in fig. 7 and 8, the plug 4 and the socket 3 are electrical connections for connecting power sources of RRU devices in the communication field, the plug 4 and the socket 3 have hot plug and shielding functions, the socket is provided with the jack 31, the plug is provided with the pin 41, the structure of the jack 31 and the pin 41 is the same as that of the pin and the jack in embodiment 1, and the plug 3 is an embodiment of the electrical connector.
In other embodiments, the head of the front end of the pin is not beryllium bronze, at this time, the head of the pin and the turned-in edge of the jack are only required to be in excessive fit, the front sleeve of the jack is not beryllium bronze, and at this time, only the pin is required to have the head of the beryllium bronze; the front end of the front sleeve of the jack is not provided with a splitting groove, and the inward turning edge of the front end of the front sleeve is of an annular structure; the jack contact piece can also be of an integrated structure, at the moment, an annular groove is formed in the inner wall of the front end of the jack, a beryllium bronze conductive ring is arranged in the annular groove, and an inner hole of the conductive ring forms a matching part which is excessively matched with the plug-in end of the contact pin; the front sleeve and the rear sleeve of the jack can be matched and installed through a threaded structure or can be fixedly connected together through a welding mode; the whole jack matrix can be made of beryllium bronze, and the front sleeve and the rear sleeve of the jack matrix can be of an integrated structure; the conductive contact finger can also adopt a wire spring wire, a torsion leaf spring or a hyperbolic leaf spring and the like; the contact pin and the jack can also be independently matched with a common jack or a contact pin for use; the contacts on the plug and jack may also be interchanged.
In the embodiment of the contact assembly of the present invention, the structure of the contact assembly is the same as that of the contact assembly in the embodiment of the electrical connector assembly described above, and will not be described again.
Claims (12)
1. The contact assembly comprises a contact pin contact and a jack contact, wherein the jack contact comprises a jack contact substrate, one end of the jack contact substrate is provided with a contact finger mounting hole, the other end of the jack contact substrate is provided with a wiring terminal, and a conductive contact finger is arranged in the contact finger mounting hole, and the contact assembly is characterized in that:
the socket contact body is provided with a beryllium bronze matching part at one side of the conductive contact finger, which is away from the wiring end, and the plugging end of the pin contact body, the pin contact body and the socket contact body are in transition fit with the plugging end of the other socket contact body through the matching part on one of the socket contact body and the socket contact body in the plugging process, the pin contact body is provided with a beryllium bronze head part, the matching part is the outer peripheral surface of the head part, the pin contact body also comprises a pin contact body, the pin contact body and the beryllium bronze head part are arranged in a split manner, the pin contact body comprises a conductive contact part, and the head part is arranged on the conductive contact part in a split manner;
or, only the plugging end of the pin contact piece in the pin contact piece and the plugging hole contact piece is provided with a beryllium bronze material matching part, the pin contact piece and the plugging hole contact piece are in transition fit with the plugging end of the plugging hole contact piece through the matching part on the pin contact piece in the plugging process, the pin contact piece is provided with a beryllium bronze material head part, the matching part is the outer peripheral surface of the head part, the pin contact piece further comprises a pin contact piece matrix, the pin contact piece matrix and the beryllium bronze material head part are arranged in a split mode, the pin contact piece matrix comprises a conductive contact part, and the head part is arranged on the conductive contact part in a split mode.
2. The contact assembly of claim 1, wherein: the jack contact piece is provided with a matching part, the jack contact piece base body comprises a front sleeve part and a rear sleeve part which are arranged in a split mode, the front sleeve part is made of beryllium bronze, and the matching part is a part of the front sleeve.
3. The contact assembly of claim 2, wherein: an inward turning edge for pushing the conductive contact finger backwards is arranged on the inner wall of the front end of the front sleeve part, and the inward turning edge forms the matching part.
4. A contact assembly according to claim 3, the method is characterized in that: the front sleeve part is sleeved on the outer peripheral surface of the front end of the rear sleeve part, inner holes of the front sleeve part and the rear sleeve part are communicated to form a contact finger mounting hole, and an inner blocking edge for blocking the conductive contact finger forwards is arranged in the inner hole of the rear sleeve part.
5. The contact assembly of claim 4, wherein: the front sleeve part is fixed on the outer peripheral surface of the front end of the rear sleeve part in a strong manner.
6. The contact assembly of any one of claims 2-5, wherein: the front end of the front sleeve part is provided with a split groove penetrating through the inner surface and the outer surface of the front sleeve part.
7. The electric connector assembly comprises a plug connector and a socket connector which are matched and plugged, wherein the plug connector and the socket connector are in conductive connection through a contact pin contact piece and a jack contact piece, the jack contact piece comprises a jack contact piece substrate, one end of the jack contact piece substrate is provided with a contact finger mounting hole, the other end of the jack contact piece substrate is provided with a wiring terminal, and a conductive contact finger is mounted in the contact finger mounting hole, and the electric connector assembly is characterized in that:
the socket contact body is provided with a beryllium bronze matching part at one side of the conductive contact finger, which is away from the wiring end, and the plugging end of the pin contact body, the pin contact body and the socket contact body are in transition fit with the plugging end of the other socket contact body through the matching part on one of the socket contact body and the socket contact body in the plugging process, the pin contact body is provided with a beryllium bronze head part, the matching part is the outer peripheral surface of the head part, the pin contact body also comprises a pin contact body, the pin contact body and the beryllium bronze head part are arranged in a split manner, the pin contact body comprises a conductive contact part, and the head part is arranged on the conductive contact part in a split manner;
or, only the plugging end of the pin contact piece in the pin contact piece and the plugging hole contact piece is provided with a beryllium bronze material matching part, the pin contact piece and the plugging hole contact piece are in transition fit with the plugging end of the plugging hole contact piece through the matching part on the pin contact piece in the plugging process, the pin contact piece is provided with a beryllium bronze material head part, the matching part is the outer peripheral surface of the head part, the pin contact piece further comprises a pin contact piece matrix, the pin contact piece matrix and the beryllium bronze material head part are arranged in a split mode, the pin contact piece matrix comprises a conductive contact part, and the head part is arranged on the conductive contact part in a split mode.
8. The electrical connector assembly of claim 7, wherein: the jack contact piece is provided with a matching part, the jack contact piece base body comprises a front sleeve part and a rear sleeve part which are arranged in a split mode, the front sleeve part is made of beryllium bronze, and the matching part is a part of the front sleeve.
9. The electrical connector assembly of claim 8, wherein: an inward turning edge for pushing the conductive contact finger backwards is arranged on the inner wall of the front end of the front sleeve part, and the inward turning edge forms the matching part.
10. The electrical connector assembly as recited in claim 9, wherein: the front sleeve part is sleeved on the outer peripheral surface of the front end of the rear sleeve part, inner holes of the front sleeve part and the rear sleeve part are communicated to form a contact finger mounting hole, and an inner blocking edge for blocking the conductive contact finger forwards is arranged in the inner hole of the rear sleeve part.
11. The electrical connector assembly as recited in claim 10, wherein: the front sleeve part is fixed on the outer peripheral surface of the front end of the rear sleeve part in a strong manner.
12. The electrical connector assembly of any one of claims 8-11, wherein: the front end of the front sleeve part is provided with a split groove penetrating through the inner surface and the outer surface of the front sleeve part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710369669.1A CN107171092B (en) | 2017-05-23 | 2017-05-23 | Contact assembly and electric connector assembly using same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710369669.1A CN107171092B (en) | 2017-05-23 | 2017-05-23 | Contact assembly and electric connector assembly using same |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107171092A CN107171092A (en) | 2017-09-15 |
| CN107171092B true CN107171092B (en) | 2024-04-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710369669.1A Active CN107171092B (en) | 2017-05-23 | 2017-05-23 | Contact assembly and electric connector assembly using same |
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| Country | Link |
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| CN (1) | CN107171092B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108649368B (en) * | 2018-06-19 | 2024-05-10 | 四川永贵科技有限公司 | Live-plug arc-resistant contact pair |
| US10855028B1 (en) * | 2019-07-29 | 2020-12-01 | Te Connectivity Corporation | Plug connector |
| CN117895277B (en) * | 2024-03-14 | 2024-05-14 | 上海京波传输科技有限公司 | Safe heavy current contact |
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| CN107171092A (en) | 2017-09-15 |
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