CN214013286U

CN214013286U - Plug connector

Info

Publication number: CN214013286U
Application number: CN202120030657.8U
Authority: CN
Inventors: 濮祥真
Original assignee: Nantong Heshuo Electronic Co ltd
Current assignee: Nantong Heshuo Electronic Co ltd
Priority date: 2021-01-07
Filing date: 2021-01-07
Publication date: 2021-08-20
Anticipated expiration: 2031-01-07

Abstract

The utility model relates to a key spare part technical field of car, concretely relates to plug connector, the technical problem that aims at solving lies in overcoming the easy impaired defect of many times plug among the prior art, mainly can realize through following technical scheme: a connector, comprising: the plug pin comprises a pin piece, a bracket and a fixed seat, wherein the pin piece is fixed on the bracket through the fixed seat, and a plurality of pin pieces are arranged in an array; the plug socket comprises a base, a plurality of guide structures, plug cavities and fixing cavities, wherein the guide structures are arranged at the top of the base, the plug cavities are vertically arranged in the base, and the fixing cavities are arranged on two sides of the base; the reinforcing piece, the reinforcing piece with insert the needle and slide and be connected, the reinforcing piece joint is fixed on the socket, through guide structure and reinforcing piece, makes plug needle spare and socket can remain fine contact throughout, after many times of plugs, its contact is still stable to effectively guarantee transmission signal's quality, reduce the easy impaired condition behind the plug many times.

Description

Plug connector

Technical Field

The utility model relates to a key spare part technical field of car, concretely relates to plug connector.

Background

The connector is also called a connector. Also known domestically as connectors and sockets, are electrical connectors in general. I.e., a device that connects two active devices, carrying a current or signal. The connector is an indispensable component in electronic equipment, and in essence, the connector is composed of two parts, namely a plug and a connector, which can be completely separated in a general state, the same position of the switch and the plug is in the change of the contact state of the contact pair of the switch and the plug, so that the conversion purpose of a circuit connected with the switch is realized, and the essence difference is that the plug is only inserted and removed in two states, the switch can realize the conversion of the circuit on the body, the plug cannot realize the conversion on the body, and the contact pair of the plug has a fixed corresponding relation.

To date, connectors have been developed into products with complete product types, rich varieties and specifications, various structural types, fine professional directions, obvious industrial characteristics and standardized standard systems, and are serialized and specialized. To on automobile-used spare part module, the connector that uses on integrated circuit board last contact pin spare is also not few, but because current connector structural design's is unreasonable, can produce the connection that moves back needle, female needle fracture and lead to after the plug connector carries out a lot of plug and pulls out and become flexible bad contact, the scheduling problem that opens circuit to effectual connection can not be carried out.

SUMMERY OF THE UTILITY MODEL

Therefore, the to-be-solved technical problem of the utility model lies in overcoming the easy impaired defect of many times of plug among the prior art to a plug connector is provided.

The above technical purpose of the present invention can be achieved by the following technical solutions:

a connector, comprising:

the plug pins comprise plug pin pieces, a support and a fixed seat, the plug pin pieces are fixed on the support through the fixed seat, and a plurality of plug pin pieces are arranged in an array;

the plug socket comprises a base, a plurality of guide structures, plug cavities and fixed cavities, wherein the guide structures are arranged at the top of the base, the plug cavities are vertically arranged in the base, and the fixed cavities are arranged on two sides of the base;

the reinforcing piece, the reinforcing piece with connect and insert the needle and slide and be connected, the reinforcing piece joint is fixed on the socket.

By adopting the technical scheme, the guide structure and the reinforcing piece are matched, so that the contact pin and the socket can be well contacted, and meanwhile, the guide alignment can be realized during the insertion; after the plug is inserted, the plug is firm in connection, not easy to slide, convenient to operate when being pulled out, simple in structure and capable of avoiding damage of the plug.

Furthermore, the outer diameter of the pin inserting piece is consistent with the inner diameter of the fixing seat, a clamping ring is arranged at the top of the pin inserting piece, a clamping groove is formed in the fixing seat, and the fixing seat and the support are integrally arranged.

Through adopting above-mentioned technical scheme, the existence of snap ring and draw-in groove can make contact pin spare more firm with the fixing base cooperation, reduces the not hard up phenomenon that drops of contact pin spare that produces after the plug.

Furthermore, connect and insert the chamber with the contact pin spare corresponds the setting, connect and insert the chamber and follow inside wall spiral distribution and have the wire spring, contact pin spare surface coating has the wearing layer, connect and insert the intracavity coating and have the superconductive graphite layer.

Through adopting above-mentioned technical scheme, adopt the wire spring can form the plug pin spare and connect the reliable in close contact with of the large tracts of land of inserting the chamber, the jack that has this structure simultaneously has extremely low contact resistance, and coated superconductive graphite layer improves electric conductive property, and then improves signal transmission's quality.

Furthermore, guide structure includes deflector and first compression spring, deflector circumference array sets up connect and insert the chamber all around, first compression spring is fixed the deflector is kept away from connect and insert chamber center one side, be equipped with the confession in the base the groove that the deflector slided.

Through adopting above-mentioned technical scheme, guide structure can be fast accurate connect the entering with contact pin spare and connect the chamber of inserting, the setting up of spring and deflector also can the chucking contact pin spare, can play the effect of buffering when rocking.

Furthermore, the other side of the connecting plate is of a cambered surface structure, a ball is further embedded in the guide plate, and the ball is far away from the first compression spring.

Through adopting above-mentioned technical scheme, the design of cambered surface is convenient for the entering of contact pin spare, and the existence of ball reduces the contact pin spare and gets into the friction of time and deflector, makes the insertion force littleer.

Furthermore, one of them set of relative side that sets up of support is provided with the guide way, the reinforcement is in slide in the guide way, the reinforcement top is provided with the stopper, the stopper with the reinforcement slides and is connected, the fixed crooked form shell fragment that is provided with in reinforcement bottom.

By adopting the technical scheme, when the pin inserting piece is inserted into the socket, the reinforcing piece also enters the fixed cavity, the connection stability is further ensured, and the contact reliability is improved.

Furthermore, the base with the side level that the guide way corresponds the setting is outside protruding, be provided with U type pole, second compression spring and even piece in the base, U type pole with the base setting of sliding, second compression spring one end butt U type pole is inboard, one end with the inside butt of base, the guide block is fixed U type pole one side.

Through adopting above-mentioned technical scheme, ejecting reinforcement when this structure is used for extracting prevents that reinforcement self from producing the condition of skew, and its fixed knot constructs the design small and exquisite, is fit for being used for on the plug connector.

Further, still be provided with gradually the entering groove on the fixed chamber, gradually the entering groove be equipped with shell fragment matched with curved surface.

Through adopting above-mentioned technical scheme, gradually going into the groove and can playing the spacing effect of guide to the reinforcement and guarantee that it can block into fixed intracavity to it is fixed with shell fragment and even piece butt.

To sum up, the utility model discloses technical scheme has following advantage:

1. the utility model provides a plug connector through the guide structure who sets up for plug connector spare and socket can remain fine contact throughout, after long-time a lot of plugs, its contact is still stable, can effectively guarantee transmission signal's quality, reduces the easy impaired condition behind the plug many times.

2. The utility model provides a plug connector can make the reinforcement card go into smoothly after the completion of pegging graft at contact pin spare and socket and fix the chamber, passes through second compression spring chucking after to make the socket be difficult for rocking, guarantee to connect closely.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic overall structure diagram of a plug connector according to an embodiment of the present invention;

FIG. 2 is a schematic view of a partial vertical cross-sectional view of a connector according to an embodiment of the present invention;

FIG. 3 is a schematic cross-sectional view of a portion of a connector according to an embodiment of the present invention;

fig. 4 is a schematic partial structural view of a reinforcing member according to an embodiment of the present invention.

Description of reference numerals:

1. a contact pin is connected; 11. a pin member; 111. a snap ring; 12. a support; 121. a guide groove; 13. A fixed seat; 131. a card slot; 2. a socket; 21. a base; 22. a guide structure; 221. a guide plate; 2211. a ball bearing; 222. a first compression spring; 23. a plug cavity is connected; 231. a wire spring; 24. A fixed cavity; 241. a U-shaped rod; 242. a second compression spring; 243. connecting blocks; 244. gradually entering the groove; 3. a reinforcement; 31. a limiting block; 32. an elastic sheet.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention.

A plug connector, as shown in figure 1, connect and insert needle 1 and socket 2 that mutually support, connect the contact pin 1 including contact pin spare 11, support 12 and fixing base 13, contact pin spare 11 array is provided with a plurality ofly, it is also provided with a plurality ofly correspondingly to connect and insert chamber 23, wherein contact pin spare 11 inserts and inserts in chamber 23, reinforcement 3 with connect contact pin 1 sliding connection and bottom joint fix on socket 2, reinforcement 3 is fixed in fixed chamber 24, fixed chamber 24 sets up the left and right sides at socket 2, connect the basic function that the cooperation of inserting needle 1 and socket 2 realized the connector, reinforcement 3 makes both firm in connection after inserting, be difficult for producing the skew and slide, convenient operation when pulling out, moreover, the steam generator is simple in structure, avoid the plug impaired.

As shown in fig. 2, the outer diameter of the pin element 11 is the same as the inner diameter of the fixing seat 13, the snap ring 111 is fixed on the outer ring of the top of the pin element 11, the snap groove 131 is formed in the corresponding position in the fixing seat 13, the fixing seat 13 and the bracket 12 are integrally arranged, and the snap ring 111 and the snap groove 131 are arranged, so that the pin element 11 and the fixing seat 13 are matched more firmly, and the phenomenon that the pin element 11 is loosened and falls off after insertion and pulling is reduced.

As shown in fig. 1 and 2, the socket 2 includes a base 21, a guiding structure 22, a socket cavity 23 and a fixing cavity 24, the guiding structure 22 is accommodated in the base 21 near the top, the socket cavity 23 is vertical in the base 21, the guiding structure 22 is arranged in the socket cavity 23, the guiding structure 22 can be guided and aligned when the pin 11 is inserted, a wire spring 231 is spirally distributed along the inner side wall of the socket cavity 23, the wire spring 231 is arranged at the lower end of the guiding structure 22, the pin 11 is inserted into the wire spring 231, the outer surface of the pin 11 is coated with a wear-resistant layer, a superconducting graphite layer is coated in the socket cavity 23, the wire spring 231 can form a large-area reliable tight contact between the pin 11 and the socket cavity 23, meanwhile, a jack with the structure has an extremely low contact resistance, the coated superconducting graphite layer improves the conductivity, and further improves the quality of signal transmission.

As shown in fig. 2 and 3, the guiding structure 22 includes a guiding plate 221 and a first compression spring 222, the guiding plate 221 is circumferentially arranged around the inserting cavity 23, the first compression spring 222 is fixed on one side of the guiding plate 221 away from the center of the inserting cavity 23, a special-shaped groove for the guiding plate 221 to slide is provided in the base 21, the other side of the guiding plate 221 is an arc structure, a ball 2211 is further embedded on the arc structure, the arc structure is convenient for the insertion of the pin 11, the ball 2211 reduces friction between the pin 11 and the guiding plate 221 when the pin 11 enters, so that the insertion force is smaller, when the pin 11 enters, the guiding plate 221 is pressed in any direction around, so that the guiding plate 221 compresses the first compression spring 222, after the pin 11 completely enters the inserting cavity 23, under the reaction force of the first compression spring 222, the guiding plate 221 can tightly clamp the pin 11, and due to the existence of the elastic element, can play a role of buffering when shaking occurs.

As shown in fig. 2 and fig. 3, the opposite sides of the left and right sides of the bracket 12 are provided with guide slots 121, the reinforcing member 3 slides up and down in the guide slots 121, the top of the reinforcing member 3 is slidably connected with a stopper 31, the bottom of the reinforcing member 3 is fixedly extended with a curved spring sheet 32, when the pin member 11 is inserted into the socket 2, the reinforcing member 3 also enters into the fixing cavity 24, further ensuring the stability of the connection thereof, thereby improving the reliability of the contact, the side of the base 21 corresponding to the guide slots 121 is horizontally protruded outwards, the left and right sides of the base 21 are provided with a U-shaped rod 241, a second compression spring 242 and a connecting block 243, the U-shaped rod 241 slides left and right inside the base 21, one end of the second compression spring 242 abuts against the inside of the U-shaped rod 241, one end of the second compression spring is abutted against the inside of the base 21, the connecting block 243 is fixed on one side of the U-shaped rod 241, the structure is used for ejecting the reinforcing member 3 when being pulled out, and preventing the self-generated deviation of the reinforcing member 3, the fixing structure is small and exquisite in design and is suitable for being used on the plug connector.

As shown in fig. 2 and 4, the fixing cavity 24 is further provided with a gradually-entering groove 244, the gradually-entering groove 244 is provided with a curved surface matched with the elastic sheet 32, when the insertion pin member 11 is inserted into the insertion cavity 23, the elastic sheet 32 slides along the curved surface and enters the fixing cavity 24 through the gradually-entering groove 244, and the gradually-entering groove 244 can play a role in guiding and limiting the reinforcing member 3 to ensure that the reinforcing member can be clamped into the fixing cavity 24, so that the elastic sheet 32 is fixed to the connecting block 243 in an abutting mode.

As shown in fig. 4, the side of the reinforcement 3 is further provided with a limiting piece, the top end of the limiting piece is abutted against the bottom end of the guide groove 121, and when the contact pin 1 is pulled out, the limiting piece provides an upward pushing force for the bracket 12, so that the whole contact pin 1 is pulled out more smoothly.

The working principle and the use method of the plug connector are as follows: when inserting, the pin member 11 is downward along the arc surface of the guide plate 221, so that the guide plate 221 presses the first compression spring 222, the first compression spring 222 is stressed, and the first compression spring 222 tightly clamps the pin member 11, and meanwhile, the reinforcement member 3 is clamped into the fixing cavity 24 along the gradually-entering groove 244; when the pin is pulled out, the protrusions on the two sides of the base 21 are pressed to compress the second compression spring 242, the connecting block 243 pushes out the elastic sheet 32, meanwhile, the reinforcing member 3 is outwards pushed out of the bracket 12, the whole pin 1 is conveniently pulled out, and after the pin is pulled out, the base 21 is reset under the action of the second compression spring 242.

While the foregoing description shows and describes the preferred embodiments of the present invention, it is to be understood that the invention is not limited to the forms disclosed herein, but is not intended to be exhaustive or to exclude other embodiments and may be used in various other combinations, modifications, and environments and is capable of changes within the scope of the inventive concept as expressed herein, commensurate with the above teachings, or the skill or knowledge of the relevant art. But that modifications and variations may be effected by those skilled in the art without departing from the spirit and scope of the invention, which is to be limited only by the claims appended hereto.

Claims

1. A connector, comprising:

the contact pin (1) comprises a contact pin piece (11), a support (12) and a fixed seat (13), wherein the contact pin piece (11) is fixed on the support (12) through the fixed seat (13), and a plurality of contact pin pieces (11) are arranged in an array;

the patch socket (2) comprises a base (21), a guide structure (22), patch cavities (23) and fixed cavities (24), wherein the guide structure (22) is arranged at the top of the base (21), the patch cavities (23) are vertically arranged in the base (21), and the fixed cavities (24) are arranged on two sides of the base (21);

reinforcement (3), reinforcement (3) with connect contact pin (1) to slide and be connected, reinforcement (3) joint is fixed on socket (2).

2. The connector according to claim 1, wherein the outer diameter of the pin member (11) is consistent with the inner diameter of the fixing seat (13), a snap ring (111) is arranged at the top of the pin member (11), a clamping groove (131) is arranged in the fixing seat (13), and the fixing seat (13) and the bracket (12) are integrally arranged.

3. The connector according to claim 2, characterized in that the plug cavity (23) is disposed corresponding to the pin member (11), the plug cavity (23) has a spiral distribution of wire springs (231) along the inner sidewall, the outer surface of the pin member (11) is coated with a wear-resistant layer, and the plug cavity (23) is coated with a superconducting graphite layer.

4. The connector according to claim 1, characterized in that the guiding structure (22) comprises a guiding plate (221) and a first compression spring (222), the guiding plate (221) is circumferentially arranged around the plug cavity (23), the first compression spring (222) is fixed on one side of the guiding plate (221) far away from the center of the plug cavity (23), and a groove for sliding the guiding plate (221) is formed in the base (21).

5. The connector according to claim 4, characterized in that the other side of the guide plate (221) is a cambered surface structure, and a ball (2211) is embedded in the guide plate (221), and the ball (2211) is far away from the first compression spring (222).

6. The connector according to claim 1, wherein one set of the oppositely disposed sides of the bracket (12) is provided with a guide groove (121), the reinforcing member (3) slides in the guide groove (121), the top of the reinforcing member (3) is provided with a stopper (31), the stopper (31) is connected with the reinforcing member (3) in a sliding manner, and the bottom of the reinforcing member (3) is fixedly provided with a curved spring (32).

7. The plug connector according to claim 6, wherein the side of the base (21) corresponding to the guide groove (121) protrudes horizontally and outwardly, a U-shaped rod (241), a second compression spring (242) and a connecting block (243) are disposed in the fixing cavity (24), the U-shaped rod (241) and the fixing cavity (24) are slidably disposed, one end of the second compression spring (242) abuts against the inner side of the U-shaped rod (241), the other end of the second compression spring abuts against the inner side of the fixing cavity (24), and the connecting block (243) is fixed on one side of the U-shaped rod (241).

8. A plug-in unit according to claim 7, characterized in that the fixing cavity (24) is further provided with a gradually-decreasing groove (244), and the gradually-decreasing groove (244) is provided with a curved surface which is matched with the spring plate (32).