CN212304000U

CN212304000U - Chip type jack structure and connector

Info

Publication number: CN212304000U
Application number: CN202021013907.9U
Authority: CN
Inventors: 李刘生; 怀小宝; 李�昊; 郭辉; 韩见强
Original assignee: China Aviation Optical Electrical Technology Co Ltd
Current assignee: China Aviation Optical Electrical Technology Co Ltd
Priority date: 2020-06-05
Filing date: 2020-06-05
Publication date: 2021-01-05
Anticipated expiration: 2030-06-05

Abstract

The utility model relates to a piece formula jack structure and connector, piece formula jack structure includes the jack back cover and fixes the piece formula contact in the mounting hole of jack back cover front end, the piece formula contact is including the relative curb plate that sets up and connect two curb plates and with the spacing bridging roof beam of mounting hole rear end butt, the top cooperation of the spring claw that is equipped with the relative spring claw that sets up on two curb plates and the relative spring claw that sets up forms the contact site that is used for with the contact of adaptation piece formula contact pin, the front end inner wall of mounting hole be provided with the spacing step that the piece formula contact is deviate from along the plug direction when the cooperation of receipts waist stopper with piece formula contact front end is in order to prevent the plug of adaptation piece formula contact pin. The utility model discloses well cover behind the jack is by cutting according to required size and obtaining through behind to the form raw and other materials extrusion moulding material, and its simple process, production efficiency are high, and the piece formula contact member sets up multirow spring claw on the plug direction, and contact increase in quantity, reduction contact resistance have guaranteed the grafting stability with piece formula contact pin under the high-frequency vibration environment.

Description

Chip type jack structure and connector

Technical Field

The utility model belongs to the technical field of the electric connector, in particular to piece formula jack structure and 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.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a piece formula jack structure and connector, solved current machine shaping jack and contact piece processing cost height, process time length, assembly efficiency low and the lower technical problem of circular pinhole spare current-carrying capacity.

The purpose of the utility model and the technical problem thereof are realized by adopting the following technical scheme. The foundation the utility model provides a sheet type jack structure, cover and fix the piece formula contact in the mounting hole of cover front end behind the jack including the jack, the piece formula contact is including the relative curb plate that sets up and connect two curb plates and with the spacing bridge beam of mounting hole rear end butt, be equipped with the spring claw of relative setting and the top cooperation formation of the spring claw of relative setting on two curb plates be used for with the contact site of adaptation piece formula contact pin contact, the front end inner wall of mounting hole be provided with the receipts waist stop cooperation of piece formula contact front end in order to prevent the spacing step that the piece formula contact is deviate from along the plug direction when adaptation piece formula contact pin plug.

The purpose of the utility model is further realized by adopting 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 utility model discloses still further provide a connector, it includes the connector housing, sets up the insulator in the connector housing and installs the piece formula jack structure in the insulator, this piece formula jack structure includes jack back cover and fixes the piece formula contact piece in the mounting hole of jack back cover front end, the piece formula contact piece including relative curb plate that sets up and connect two curb plates and with the spacing bridge beam of mounting hole rear end butt, be equipped with the spring claw of relative setting and the top cooperation formation of the spring claw of relative setting on two curb plates and be used for the contact site with the contact of adaptation piece formula contact pin contact, the front end inner wall of mounting hole be provided with the spacing step that the piece formula contact piece was deviate from along the plug direction when the cooperation of receipts waist stopper of piece formula contact piece front end was in order to prevent the plug of adaptation piece formula contact pin.

Compared with the prior art, the utility model following beneficial effect has:

1. the utility model discloses a cover is cross-section structure such as, and the cover can be by cutting according to required size after through to the extrusion profile of the form raw and other materials and obtain behind the jack, compares in the fashioned pinhole class jack structure of current machine tooling, and its simple process, production efficiency increase substantially.

2. The utility model provides a piece formula contact is integrated into one piece's elastic component, and the current-carrying capacity is strong, has guaranteed the bulk strength of piece formula contact, improves resistant plug nature to be convenient for and jack back cover carry out rapid Assembly, improve assembly efficiency at double.

3. The utility model discloses a piece formula contact sets up multirow spring claw on the plug direction of adaptation piece formula contact pin, has guaranteed sufficient contact quantity, has not only increased under the high-frequency vibration environment with the grafting stability of adaptation piece formula contact pin, has still disperseed the plug power of piece formula contact pin at the plug in-process, makes the plug process 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 according to the content of the description, and in order to make the above and other objects, features, and advantages of the present invention more obvious and understandable, the following preferred embodiments are described in detail with reference to the accompanying drawings.

Drawings

Fig. 1 is a perspective view of the sheet type jack structure of the present invention.

Fig. 2 is an exploded view of the sheet type jack structure of the present invention.

Fig. 3 is a perspective view of the middle-piece contact element of the present invention.

Fig. 4 is an assembly schematic diagram of the middle-piece contact element and the mounting hole of the present invention.

Fig. 5 is a schematic structural view of the mounting hole of the present invention.

Fig. 6 is a front view of the middle piece contact of the present invention.

Fig. 7 is the structure diagram of the section bar of the jack rear cover manufactured by cutting in batches in the utility model.

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 utility model relates to an embodiment of piece formula jack structure, as shown in fig. 1 to 6, including jack back cover 1 and fix the piece formula contact element 2 in the mounting hole 11 of jack back cover front end, piece formula contact element 2 includes relative curb plate 21 that sets up and connects two curb plates and with the spacing bridging beam 22 of the rear end butt of mounting hole 11, in this embodiment, piece formula contact element is the U-shaped structure that is enclosed by bridging beam and the curb plate that sets up on bridging beam upper and lower both sides relatively and extend to the mounting hole front end, the front end opening of this U-shaped structure is for supplying the socket of the plug of adaptation piece formula contact pin; 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 in the utility model is of a uniform cross-section structure, and is obtained by cutting off the plate-shaped raw material into a section 3 according to the required size after extruding the plate-shaped raw material with reference to fig. 7, so that the rear jack sleeve is simple in process and greatly improved in production efficiency compared with the pinhole type jack structure formed by machining in the prior art; 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. With reference to fig. 2, the installation direction of the sheet-type contact element of the present invention is perpendicular to the plugging direction of the adaptive sheet-type contact pin, when the sheet-type contact element is assembled with the installation hole, the two oppositely disposed guiding assembly portions 25 are extruded to make the waist portions 24 close to each other, and then the inserting is performed in the installation hole along the width direction of the jack rear sleeve 1, the guiding assembly portions are in guiding sliding fit with the front end of the installation hole in the process of assembling, and after the assembling is in place, the waist portions which are relatively distributed are opened and elastically abutted on 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 utility model provides a spring claw is the S-shaped structure, and when its top that contacts with adaptation piece formula contact pin was pressed, the spring claw bottom received the top pressure influence can be more reliable and the mounting hole contact, has guaranteed that the piece formula contact pin, piece formula contact and jack back cover are good contact conduction stability between the three.

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.

The utility model discloses an embodiment of connector, this connector include the connector housing, set up the insulator in the connector housing and install the piece formula jack structure in the insulator, this piece formula jack structure and the aforesaid the utility model discloses structure in the piece formula jack structure embodiment is the same, no longer gives unnecessary details.

The above description is only a preferred embodiment of the present invention, and any person skilled in the art can easily modify, change or modify the above embodiments according to the technical spirit of the present invention without departing from the scope of the present invention.

Claims

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.