CN111653888A - Chip type jack structure and connector - Google Patents
Chip type jack structure and connector Download PDFInfo
- Publication number
- CN111653888A CN111653888A CN202010502767.XA CN202010502767A CN111653888A CN 111653888 A CN111653888 A CN 111653888A CN 202010502767 A CN202010502767 A CN 202010502767A CN 111653888 A CN111653888 A CN 111653888A
- Authority
- CN
- China
- Prior art keywords
- sheet type
- jack
- contact element
- type contact
- mounting 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.)
- Pending
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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
- H01R13/22—Contacts for co-operating by abutting
- H01R13/24—Contacts for co-operating by abutting resilient; resiliently-mounted
- H01R13/2407—Contacts for co-operating by abutting resilient; resiliently-mounted characterized by the resilient means
- H01R13/2428—Contacts for co-operating by abutting resilient; resiliently-mounted characterized by the resilient means using meander springs
-
- 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
- H01R13/46—Bases; Cases
- H01R13/502—Bases; Cases composed of different pieces
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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
- H01R13/62—Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
- H01R13/629—Additional means for facilitating engagement or disengagement of coupling parts, e.g. aligning or guiding means, levers, gas pressure electrical locking indicators, manufacturing tolerances
Abstract
The invention relates to a chip jack structure and a connector, wherein the chip jack structure comprises a jack rear sleeve and a chip contact element fixed in a mounting hole at the front end of the jack rear sleeve, the chip contact element comprises oppositely arranged side plates and a bridging beam which is connected with the two side plates and is abutted against and limited by the rear end of the mounting hole, the two side plates are provided with oppositely arranged spring claws, the top ends of the oppositely arranged spring claws are matched to form contact parts which are used for being contacted with an adaptive chip type contact pin, and the inner wall of the front end of the mounting hole is provided with a limit step which is matched with a waist-retracting part stop at the front end of the chip contact element to prevent the chip contact element from being separated out along the plugging direction when. The rear jack sleeve is obtained by extruding and molding a plate-shaped raw material into a section and then cutting the section according to the required size, the process is simple, the production efficiency is high, the multiple rows of spring claws are arranged on the plate-type contact element in the plugging and unplugging direction, the number of contacts is increased, the contact resistance is reduced, and the plugging stability with the plate-type contact pin in a high-frequency vibration environment is ensured.
Description
Technical Field
The invention belongs to the technical field of electric connectors, and particularly relates to a chip type jack structure and a connector.
Background
In a high-voltage connector in the electric automobile industry, a contact part usually adopts a round pin and round hole structure, and the part is mostly formed by machining, so that the processing cost is high, the production efficiency is low, and the current-carrying capacity is limited. The chip type jack structure has low processing cost and good current carrying capacity, and is particularly suitable for large-current application occasions, so that the chip type contact element becomes a new development trend of the contact element of the high-voltage connector.
Disclosure of Invention
The invention aims to provide a sheet type jack structure and a connector, and solves the technical problems that the existing machining jack and a contact element thereof are high in machining cost, long in machining time, low in assembly efficiency and low in current carrying capacity of a round pinhole element.
The purpose of the invention and the technical problem to be solved are realized by adopting the following technical scheme. According to the invention, the sheet type jack structure comprises a jack rear sleeve and a sheet type contact element fixed in a mounting hole at the front end of the jack rear sleeve, wherein the sheet type contact element comprises oppositely arranged side plates and a bridging beam which is connected with the two side plates and is abutted against the rear end of the mounting hole for limiting, the two side plates are provided with oppositely arranged spring claws, the top ends of the oppositely arranged spring claws are matched to form contact parts for contacting with an adaptive sheet type contact pin, and the inner wall of the front end of the mounting hole is provided with a limiting step which is in stop fit with a waist part at the front end of the sheet type contact element to prevent the sheet type contact element from coming off along the plugging direction when the adaptive sheet type contact pin is.
The object of the invention is further achieved by the following technical measures.
In the sheet type jack structure, the jack rear sleeve is of an equal section structure.
The sheet type jack structure is characterized in that the jack rear sleeve is obtained by cutting a raw material after the raw material is extruded into a section.
In the sheet type jack structure, the waist-contracting portion extends forwards and is bent backwards to form the guide assembling portion which is used for being in guide sliding fit with the front end of the jack rear sleeve.
According to the sheet type jack structure, the left end and the right end of the guide assembling portion are provided with the guide opening which is convenient for the sheet type contact element to be installed in the installation hole in the left and right directions.
In the sheet type jack structure, the inner wall of the mounting hole is provided with an avoiding groove for accommodating the corresponding spring claw when the spring claw is elastically deformed in the up-down direction.
According to the piece type jack structure, the spring claws which are adjacently arranged on the same side plate along the plugging and unplugging direction of the adaptive piece type contact pin are oppositely distributed.
In the plate type jack structure, the top end of the spring claw is provided with the first contact salient point for improving the electric connection stability of the plate type contact element and the plate type contact pin.
In the sheet type jack structure, the bottom end of the spring claw is provided with a second contact bump for improving the electric connection stability of the sheet type contact piece and the jack rear sleeve.
The invention further provides a connector, which comprises a connector shell, an insulator arranged in the connector shell and a sheet type jack structure arranged in the insulator, wherein the sheet type jack structure comprises a jack rear sleeve and a sheet type contact element fixed in a mounting hole at the front end of the jack rear sleeve, the sheet type contact element comprises side plates arranged oppositely and a bridging beam which is connected with the two side plates and is abutted and limited with the rear end of the mounting hole, the two side plates are provided with spring claws arranged oppositely, the top ends of the spring claws arranged oppositely are matched to form contact parts used for being contacted with an adaptive sheet type contact pin, and the inner wall of the front end of the mounting hole is provided with a limiting step which is matched with a waist contracting part stop at the front end of the sheet type contact element to prevent the sheet type contact element from falling off along the plugging and unplugging direction when the adaptive sheet type.
Compared with the prior art, the invention has the following beneficial effects:
1. the jack rear sleeve is of an equal-section structure, can be obtained by extruding a plate-shaped raw material into a material and then cutting the material according to the required size, and is simple in process and greatly improved in production efficiency compared with the existing pinhole type jack structure formed by machining.
2. The sheet type contact element is an integrally formed elastic part, has strong current carrying capacity, ensures the integral strength of the sheet type contact element, improves the plugging resistance, is convenient to be quickly assembled with the jack rear sleeve, and improves the assembly efficiency by times.
3. The sheet type contact element is provided with a plurality of rows of spring claws in the plugging direction of the adaptive sheet type contact pin, so that the sufficient number of contact points is ensured, the plugging stability of the adaptive sheet type contact pin in a high-frequency vibration environment is improved, the plugging force of the sheet type contact pin in the plugging process is dispersed, and the plugging process is softer.
The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical means of the present invention more clearly understood, the present invention may be implemented in accordance with the content of the description, and in order to make the above and other objects, features, and advantages of the present invention more clearly understandable, the following preferred embodiments are described in detail with reference to the accompanying drawings.
Drawings
Fig. 1 is a perspective view of a sheet type jack structure of the present invention.
Fig. 2 is an exploded view of the blade jack structure of the present invention.
Fig. 3 is a perspective view of a sheet contact of the present invention.
Fig. 4 is a schematic view showing the assembly of the chip contact and the mounting hole in the present invention.
Fig. 5 is a schematic structural view of a mounting hole in the present invention.
FIG. 6 is a schematic front view of a sheet contact according to the present invention.
Fig. 7 is a schematic structural diagram of the profile for manufacturing the jack back sleeve in batch by cutting.
Detailed Description
The technical solution of the present invention will be further described in detail with reference to the accompanying drawings and preferred embodiments.
The embodiment of the invention relates to a sheet type jack structure, as shown in fig. 1 to 6, comprising a jack rear sleeve 1 and a sheet type contact element 2 fixed in a mounting hole 11 at the front end of the jack rear sleeve, wherein the sheet type contact element 2 comprises side plates 21 arranged oppositely and a bridging beam 22 which is connected with the two side plates and is abutted and limited with the rear end of the mounting hole 11; the two side plates are provided with oppositely arranged spring claws 23, and the top ends of the oppositely arranged spring claws are matched to form contact parts 231 which are elastically abutted to the adaptive sheet type contact pin when the adaptive sheet type contact pin is inserted so as to realize electric conduction; the inner wall of the front end of the mounting hole 11 is provided with a limit step 111 which is matched with the stop of the waist part 24 at the front end of the sheet type contact element to prevent the sheet type contact element from being separated along the plugging direction when the adaptive sheet type contact pin is plugged, and the sheet type contact element realizes the positioning of the plugging direction by the bridging beam at the rear end thereof, the limit at the rear end of the mounting hole and the stop of the waist part and the limit step.
The rear jack sleeve is of an equal-section structure, and is obtained by cutting a plate-shaped raw material into a section 3 according to the required size after the plate-shaped raw material is extruded, and compared with the existing pinhole type jack structure formed by machining, the rear jack sleeve is simple in process and greatly improved in production efficiency by combining with a figure 7; the rear end of the jack rear sleeve is provided with a wiring hole 12 for connecting a cable, and the wiring hole can be processed on the single jack rear sleeve after being cut or directly processed on a section bar. In this embodiment, the piece formula contact is the elastic component that is formed by bridge connection roof beam and curb plate integrated into one piece processing, and the spring claw is formed by processes such as the curb plate carries out cutting, bending, has guaranteed the bulk strength of piece formula contact to resistant plug has been improved.
As shown in fig. 3, the waist-contracting portion 24 extends forward and bends backward to form a guide assembling portion 25 for guiding and sliding fit with the front end of the jack rear sleeve, the left and right ends of the guide assembling portion 25 are respectively provided with a guide opening 251 for facilitating the installation of the sheet-type contact element into the installation hole 11 along the left and right directions, and the guide opening plays a role in guiding when the sheet-type contact element is installed into the installation hole of the jack rear sleeve, thereby reducing the assembly difficulty and improving the production efficiency. Referring to fig. 2, the mounting direction of the sheet contact element of the invention is perpendicular to the plugging direction of the adaptive sheet contact pin, when the sheet contact element is assembled with the mounting hole, the two oppositely arranged guide assembling parts 25 are extruded to make the waist contracting parts 24 close to each other, and then the sheet contact element is inserted into the mounting hole along the width direction of the jack rear sleeve 1, the guide assembling parts are in guide sliding fit with the front end of the mounting hole in the assembling process, and after the sheet contact element is assembled in place, the oppositely distributed waist contracting parts are opened and elastically abutted against the corresponding limit steps; in addition, because the sheet type contact element is assembled elastically, the frame part of the side plate is also attached to the inner wall of the mounting hole after the assembly is finished.
In this embodiment, referring to fig. 6, the adjacent spring claws on the same side plate along the inserting and pulling direction of the adaptive strip-type pin are distributed relatively, and two rows of contact contacts are arranged in the inserting and pulling direction, so that the number of contacts is increased compared with the existing strip-type contact element, and the contact resistance of the strip-type contact element is reduced. With reference to fig. 4 and 5, when the spring claw near the front end of the mounting hole is compressed in the up-down direction, i.e. in the k direction, when contacting the adaptive plate-type pin, the waist portion at the front end of the bottom end of the spring claw will generate a reaction force, resulting in that the two waist portions approach each other in the i direction, so that the end portion of the guide assembly portion 25 is designed to stop the flange 252 in fit with the limiting groove 112 formed on the outer wall of the front end of the mounting hole, thereby suppressing the socket shrinkage caused by the insertion of the plate-type pin at the front end of the plate-type contact member, ensuring a strong contact holding force when the spring claw contacts the plate-type pin, and also improving the self-locking force between the plate-type contact member and the rear sleeve of the socket after the plate-type contact.
Preferably, the upper and lower inner walls of the mounting hole 11 are respectively provided with relief grooves 113 for accommodating corresponding spring claws when the spring claws are elastically deformed in the vertical direction.
With reference to fig. 3, the top end of each spring claw is provided with a first contact bump 232 for increasing the electrical connection stability between the sheet type contact element 2 and the sheet type pin, and the bottom end of each spring claw is provided with a second contact bump 233 for increasing the electrical connection stability between the sheet type contact element 2 and the jack rear sleeve 1; the spring claw is of an S-shaped structure, when the top end of the spring claw, which is contacted with the adaptive sheet type contact pin, is pressed, the bottom end of the spring claw can be more reliably contacted with the mounting hole under the influence of the pressure of the top end, and the good contact conduction stability among the sheet type contact pin, the sheet type contact element and the jack rear sleeve is ensured.
In other embodiments, more spring claws can be arranged on the side plate along the plugging direction so as to increase the number of contact points with the adaptive sheet type contact pin; the shape of the sheet-type contact piece can also be a trapezoid or cage-shaped structure with an opening at the front end.
In an embodiment of the connector of the present invention, the connector includes a connector housing, an insulator disposed in the connector housing, and a plate-type jack structure mounted in the insulator, and the plate-type jack structure is the same as that in the above-mentioned embodiment of the plate-type jack structure of the present invention, and is not described again.
The above description is only a preferred embodiment of the present invention, and any person skilled in the art can make any simple modification, equivalent change and modification to the above embodiments according to the technical essence of the present invention without departing from the scope of the present invention, and still fall within the scope of the present invention.
Claims (10)
1. A piece formula jack structure which characterized in that: the plug comprises a jack rear sleeve and a sheet type contact element fixed in a mounting hole at the front end of the jack rear sleeve, wherein the sheet type contact element comprises oppositely arranged side plates and a bridging beam which is connected with the two side plates and is abutted against the rear end of the mounting hole for limiting, the two side plates are provided with oppositely arranged spring claws, the top ends of the oppositely arranged spring claws are matched to form contact parts used for being in contact with an adaptive sheet type contact pin, and the inner wall of the front end of the mounting hole is provided with limiting steps which are matched with the waist shrinking part stop at the front end of the sheet type contact element to prevent the sheet type contact element from being separated from the plug direction when the adaptive.
2. The sheet type receptacle structure according to claim 1, wherein: the jack rear sleeve is of a uniform cross-section structure.
3. The sheet type receptacle structure according to claim 2, wherein: the jack rear sleeve is obtained by cutting a raw material after the raw material is extruded into a profile.
4. The sheet type receptacle structure according to claim 1, wherein: the waist-contracting part extends forwards and is bent backwards to form a guide assembling part which is used for being in guide sliding fit with the front end of the jack rear sleeve.
5. The sheet type receptacle structure according to claim 4, wherein: the left end and the right end of the guide assembling part are provided with guide opening openings which are convenient for installing the sheet type contact element into the installation hole along the left and right directions.
6. The sheet type receptacle structure according to claim 1, wherein: the inner wall of the mounting hole is provided with an avoiding groove for accommodating the corresponding spring claw when the spring claw is elastically deformed in the vertical direction.
7. The sheet type receptacle structure according to claim 1, wherein: the spring claws which are adjacently arranged on the same side plate along the plugging direction of the adaptive chip type contact pin are oppositely distributed.
8. The sheet type receptacle structure according to claim 1, wherein: and a first contact bump for improving the electric connection stability of the sheet type contact piece and the sheet type contact pin is arranged at the top end of the spring claw.
9. The sheet type receptacle structure according to claim 1, wherein: and a second contact salient point for improving the electric connection stability of the sheet contact piece and the jack rear sleeve is arranged at the bottom end of the spring claw.
10. A connector comprising a connector housing, an insulator disposed in the connector housing, and a plate-like receptacle structure mounted in the insulator, characterized in that the plate-like receptacle structure is the plate-like receptacle structure of any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010502767.XA CN111653888A (en) | 2020-06-05 | 2020-06-05 | Chip type jack structure and connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010502767.XA CN111653888A (en) | 2020-06-05 | 2020-06-05 | Chip type jack structure and connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111653888A true CN111653888A (en) | 2020-09-11 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010502767.XA Pending CN111653888A (en) | 2020-06-05 | 2020-06-05 | Chip type jack structure and connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111653888A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113258352A (en) * | 2021-05-26 | 2021-08-13 | 宣城立讯精密工业有限公司 | Electric connection kit and electric connector |
| US11658434B2 (en) | 2021-05-26 | 2023-05-23 | Xuancheng Luxshare Precision Industry Co., Ltd. | Electrical connecting assembly and electrical connector |
-
2020
- 2020-06-05 CN CN202010502767.XA patent/CN111653888A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113258352A (en) * | 2021-05-26 | 2021-08-13 | 宣城立讯精密工业有限公司 | Electric connection kit and electric connector |
| CN113258352B (en) * | 2021-05-26 | 2022-11-29 | 宣城立讯精密工业有限公司 | Electric connection kit and electric connector |
| US11658434B2 (en) | 2021-05-26 | 2023-05-23 | Xuancheng Luxshare Precision Industry Co., Ltd. | Electrical connecting assembly and electrical connector |
| US11677175B2 (en) | 2021-05-26 | 2023-06-13 | Xuancheng Luxshare Precision Industry Co., Ltd. | Electrical connecting assembly and electrical connector |
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