CN215869853U

CN215869853U - A kind of interface unit

Info

Publication number: CN215869853U
Application number: CN202122468310.4U
Authority: CN
Inventors: 黄秋柔
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-10-13
Filing date: 2021-10-13
Publication date: 2022-02-18
Anticipated expiration: 2031-10-13

Abstract

The utility model relates to a connector, including metal casing, insulating base and contact pin, the last sticking department that is provided with to its inner chamber slope of metal casing, insulating base has seted up the locking groove with the position that the sticking department corresponds, and the locking groove runs through insulating base's terminal surface that is close to exposed contact pin, and the locking department can insert and arrange in the locking inslot and with the locking groove wall butt of keeping away from exposed contact pin, and insulating base is provided with the bellying, and the bellying can be close to the terminal surface butt of exposed contact pin with metal casing. In this application, insulating base inserts in the metal casing, and bellying restriction insulating base continues to move about in to the metal casing, and insulating base and metal casing separation are restricted to the sticking department, and the relative fixed of metal casing and insulating base position is realized in bellying and the cooperation of sticking department. When insulating base needs and metal casing separation, only need along the locking groove insert highly with the object that the locking groove degree of depth equals with the locking portion support to with locking groove separation, realize metal casing and insulating base's convenient separation.

Description

A kind of interface unit

Technical Field

The present application relates to the field of signal transmission technology, and more particularly, to a connector.

Background

With the development of science and technology, the information age has come, more and more devices need to transmit information, and the demand of connectors for signal transmission is increasing.

At present, because the fixing structure of the connector assembled on the circuit board is complicated, products with defects found in the quality inspection process are difficult to be decomposed during the rework process, and the rework efficiency is low.

Therefore, a new technical solution is needed to solve the above problems.

SUMMERY OF THE UTILITY MODEL

In order to reduce the difficulty of disassembling the components of each part of the connector, the application provides the connector.

The application provides a connector, adopts following technical scheme:

the utility model provides a connector, includes metal casing, insulating base and contact pin, insulating base can wear to locate in the metal casing, the contact pin wears to locate in the insulating base and its one end sets up outside insulating base, metal casing is last to be provided with the sticking department to its inner chamber slope, insulating base has seted up the locking groove with the position that the sticking department corresponds, the locking groove is close to the terminal surface of exerted contact pin with insulating base and runs through, the sticking department can insert and arrange in the locking inslot and keep away from the cell wall butt of exerted contact pin with the locking groove, insulating base is provided with the bellying, the bellying can be close to the terminal surface butt of exerted contact pin with metal casing, still be provided with on the metal casing and can connect the connector and participate in on other devices.

By adopting the technical scheme, the insulating base is inserted into the metal shell, and when the boss is abutted against the end face of the metal shell close to the exposed contact pin, the boss limits the insulating base to continue moving towards the inside of the metal shell. Simultaneously, the locking portion is inserted in the locking groove and is kept away from the cell wall butt of the contact pin that exposes with the locking groove, and locking portion restriction insulating base separates with metal casing, and the relative fixed in metal casing and insulating base position is realized in bellying and the cooperation of locking portion. The pins can secure the metal shell to another device, thereby securing the connector to the other device. When insulating base needs to separate with metal casing, only need along locking groove insert height with the object that locking groove degree of depth equals with locking groove support the sticking department to with locking groove separation, then take out insulating base can.

Optionally: the end face, close to the exposed contact pin, of the metal shell is provided with a limiting groove, and the limiting groove can be matched with the protruding portion.

Through adopting above-mentioned technical scheme, insulating base can insert completely and arrange in metal casing, and the terminal surface that insulating base kept away from metal casing can be in the coplanar with the terminal surface that metal casing is close to insulating base, increases the regularity of connector.

Optionally: the metal shell is provided with a plurality of limiting holes.

Through adopting above-mentioned technical scheme, when the connector and other joint cooperations, the relative position that the spacing arch of elasticity that sets up on other plugs can cooperate the restriction connector with the joint with spacing hole on the metal casing increases connector and joint complex steadiness, reduces the not hard up between connector and the joint.

Optionally: the plurality of limiting holes are arranged on the metal shell in an axisymmetric manner by taking the center line of the metal shell in the matching direction of the insulating base and the metal shell as an axis.

Through adopting above-mentioned technical scheme, spacing hole symmetry sets up and can provide more even fixed action when the connector connects the cooperation with other on metal casing, reduces to lead to connecting not hard up when being connected with the connector and rocking because of spacing hole distributes unevenly, and then leads to contact failure to influence signal transmission.

Optionally: the metal shell is provided with guide holes respectively communicated with the limiting holes, the guide holes are positioned on one sides of the limiting holes far away from the exposed contact pins, guide inclined planes are arranged at the joints of the guide holes and the limiting holes, and the ends, close to the limiting holes, of the two guide inclined planes are close to each other.

Through adopting above-mentioned technical scheme, when other joints were in coordination with the connector, the spacing arch of elasticity on the joint can be inserted earlier and arrange in the guiding hole, and at the in-process that the connector was inserted to the joint, the guiding hole is with the leading-in spacing hole of the spacing arch of elasticity to reduce the connector to rather than the required precision of the spacing protruding position of elasticity on the complex joint, enlarge the joint scope that the connector can the adaptation.

Optionally: the metal shell is provided with a limiting block protruding towards the inner cavity of the metal shell, and the limiting block can be abutted against the end face of the insulating base far away from the exposed contact pin.

Through adopting above-mentioned technical scheme, the stopper has further restricted the position of insulating base in metal casing. Meanwhile, when the connector matched with the connector is inserted into the inserting port, the limiting block is abutted against the upper end face of the connector, the position of the connector in the connector is limited in a direction perpendicular to a connecting line of the connector and the connector, and looseness of the connector in the matching process with the connector is reduced.

Optionally: the end face, close to the exposed contact pin, of the metal shell is provided with a yielding groove, the yielding groove is communicated with the inner cavity of the metal shell, and the outer wall of the metal shell penetrates through the yielding groove.

Through adopting above-mentioned technical scheme, can form the centre gripping to insulation base through the groove of stepping down and bellying when insulation base and metal casing separation to be convenient for take out in the metal casing to insulation base application of force.

Optionally: the side wall of the metal shell, which is far away from the locking part, is provided with a heat dissipation hole communicated with the inner cavity of the metal shell, and the pin is fixed on the hole wall of the heat dissipation hole.

Through adopting above-mentioned technical scheme, the connector can produce the heat at the during operation, and the louvre can be convenient for with the inside heat loss of metal casing, reduces the probability that leads to the connector trouble to appear because of the high temperature.

Drawings

FIG. 1 is a schematic view of a connector according to an embodiment of the present application;

FIG. 2 is a schematic structural diagram illustrating a socket according to an embodiment of the present disclosure;

fig. 3 is a schematic structural diagram for showing a positional relationship between a pin and an insulating base in the embodiment of the present application.

In the figure, 1, a metal shell; 11. a locking portion; 12. a pin; 13. a limiting groove; 14. a limiting hole; 15. a guide hole; 16. a limiting block; 17. a yielding groove; 18. heat dissipation holes; 2. an insulating base; 21. a tongue piece; 22. a locking groove; 23. a boss portion; 3. inserting a pin; 4. an interface.

Detailed Description

The present application is described in further detail below with reference to the attached drawings.

The connector disclosed by the application comprises a metal shell 1, an insulating base 2 and two contact pins 3, wherein the insulating base 2 can penetrate through the metal shell 1 and is abutted against the inner wall of the metal shell 1, and the length of the metal shell 1 is 6.70mm-6.90 mm. Metal casing 1 keeps away from 2 one sides of insulating base and has seted up interface 4, and interface 4 and insulating base 2 are close to the distance between the terminal surface of interface 4 and be 3.50mm, and the last 4 one end integrated into one piece of interface that are close to of insulating base 2 has tongue piece 21, and tongue piece 21 suspends in interface 4. As shown in fig. 3, pin 3 is inserted into insulating base 2 and abuts against the lower end surface of tongue piece 21, and the end of pin 3 away from tongue piece 21 is located outside insulating base 2. Side plate integrated into one piece has locking portion 11 to its inner chamber slope on metal casing 1, and locking groove 22 has been seted up to insulating base 2 and the position that locking portion 11 corresponds, and locking portion 11 can be inserted and placed in locking groove 22 and with locking groove 22 wall butt of interface 4 dorsad, and locking groove 22 link up insulating base 2 to the direction of keeping away from interface 4. The side wall of the insulating base 2 away from the locking groove 22 is provided with a protruding part 23, and the protruding part 23 can be abutted with the end face of the metal shell 1 away from the socket 4. The end face, far away from the interface 4, of the metal shell 1 is provided with a limiting groove 13, and the limiting groove 13 can be matched with the protruding portion 23. When metal casing 1 was arranged in to insulating base 2, the terminal surface that interface 4 was kept away from to insulating casing can flush with the terminal surface that interface 4 was kept away from to metal casing 1, improves the regularity of product. The metal shell 1 is also provided with two pins 12 which are parallel to each other and which enable the connector to be inserted into another device. In this embodiment, the insulating base 2 is inserted into the metal shell 1, and when the protruding portion 23 on the insulating base 2 abuts against the metal shell 1, the locking groove 22 is located below the locking portion 11, and the locking portion 11 is inserted into the locking groove 22 and abuts against a groove wall of the locking groove 22 facing away from the socket 4, so that the insulating base 2 is limited from moving in a direction away from the socket 4. Meanwhile, the contact between the protruding part 23 and the metal shell 1 limits the insulating base 2 to move towards the direction close to the socket 4, so that the metal shell 1 locks the insulating base 2. When the insulating base 2 needs to be detached from the metal shell 1, it is only necessary to insert an object having a height equal to the depth of the locking groove 22 along the locking groove 22 and abut against the locking portion 11, and to draw out the insulating base 2 after the locking portion 11 is again flush with the upper side plate of the metal shell 1.

Referring to fig. 1 and 2, two limiting holes 14 are formed in the metal shell 1, the two limiting holes 14 are symmetrically formed in the metal shell 1 by taking a center line of the metal shell 1 in a matching direction of the insulating base 2 and the metal shell 1 as an axis, and the limiting holes 14 penetrate through an upper side plate of the metal shell 1. When the connector is matched with other joints, the limiting holes 14 are plugged with the elastic limiting bulges on the other joints to prevent the loose matching between the connector and the other joints. The symmetrical distribution of the limiting holes 14 on the metal shell 1 can provide more stable limiting effect for other joints matched with the limiting holes. Two guide holes 15 are formed in one side, close to the interface 4, of the limiting hole 14, the length of each guide hole 15 in the line direction of the two limiting holes 14 is larger than that of the limiting hole 14, the guide holes 15 are communicated with the adjacent limiting holes 14 respectively, guide inclined planes are arranged at the joints of the guide holes 15 and the adjacent limiting holes 14, and one ends, close to the limiting holes 14, of the guide inclined planes are close to each other. The guide hole 15 guides the elastic limit projection on the other connector inserted into the limit hole 14, thereby enlarging the range of the connector which can be combined with the connector.

Referring to fig. 1 and 2, the upper side plate of the metal shell 1 protrudes towards the inner cavity of the metal shell 1 to form a limiting block 16, and the limiting block 16 can abut against the end surface of the insulating base 2 close to the interface 4, so that the insulating base 2 is limited to move towards the interface 4. When the connector matched with the connector is inserted into the interface 4, the limiting block 16 is abutted against the upper end face of the connector, so that the joint is more stably abutted against the tongue piece 21, and the looseness of the connector in the matching with the connector is reduced.

Referring to fig. 1, the end face, away from the interface 4, of the metal shell 1 is provided with the receding groove 17, the receding groove 17 penetrates through the upper side plate of the metal shell 1, when the insulating base 2 is taken out of the metal shell 1, the insulating base 2 can be applied with force through the limiting groove 13 and the receding groove 17, and the insulating base 2 is conveniently taken out of the metal shell 1.

Referring to fig. 1, a heat dissipation hole 18 is formed in the inner wall of the metal shell 1, and the heat dissipation hole 18 penetrates through the lower side plate of the metal shell 1 and a half of the two side plates away from each other, so that heat generated between a connector and a tongue piece 21 in the metal shell 1 and matched with the connector can be dissipated conveniently. The heat dissipation holes 18 are located on the side plate of the metal casing 1 and are integrally formed with the two pins 12, and the two pins 12 are parallel to the side plate of the metal casing 1.

The implementation principle of the embodiment is as follows: two contact pin 3 are inserted and are arranged in insulating base 2, insulating base 2 is by keeping away from 4 one ends of interface and insert in metal casing 1, 2 up end of insulating base and 11 butt of sticking department make sticking department 11 reach with the state of 1 epipleural parallel and level of metal casing, when insulating base 2 is close to the terminal surface of interface 4 and stopper 16 butt, locking groove 22 is located 11 belows in the sticking department, this moment sticking department 11 insert arrange in locking groove 22 and with locking groove 22 slot wall butt of interface 4 dorsad,

stopper

16 and 11 cooperation restrictions insulating base 2 along being close to and keeping away from the direction removal of interface 4 in metal casing 1, realize the locking to 2 positions of insulating base. The installer secures the connector by soldering, gluing or otherwise securing the pins 12 to the target circuit board. One end of the contact pin 3, which is far away from the interface 4, is located on the outer side of the insulating base 2 and is connected with the next component, and the lower end face of the contact pin 3, which is close to one end of the interface 4, can be butted with a connector matched connector to carry out signal transmission. The connector and the connector usually generate heat during signal transmission, and the heat dissipation hole 18 formed on the lower end surface of the metal shell 1 is beneficial to dissipating the heat generated between the connector and the tongue piece 21.

When the connector matched with the connector is inserted into the connector through the plug interface 4, the elastic limiting protrusion of the upper end surface of the connector is inserted into the guide hole 15, the connector is close to the tongue piece 21, the guide hole 15 guides the elastic limiting protrusion into the limiting hole 14, two ends of the elastic limiting protrusion are respectively abutted against the hole wall of the limiting hole 14 far away from the plug interface 4 and the hole wall of the guide hole 15 close to the plug interface 4, and therefore the connector and the connector are fixed relatively. At this moment, the connector is sleeved on the outer side of the tongue piece 21, and the side plate on the connector is respectively abutted to the limiting block 16 and the upper end face of the tongue piece 21, so that the stability of the connector and the connector is improved.

Under interface 4 is blockked up the circumstances, when insulating base 2 need separate with metal casing 1, the operator can pass through locking groove 22 with the instrument and lock portion 11 butt, makes lock portion 11 flush with the side plate on the metal casing 1, and then carries out the centre gripping through spacing groove 13 and groove 17 of stepping down to insulating base 2, takes insulating base 2 out in by metal casing 1, realizes the decomposition of insulating base 2 and metal casing 1.

The embodiments of the present invention are preferred embodiments of the present application, and the scope of protection of the present application is not limited by the embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. A connector comprises a metal shell (1), an insulating base (2) and a contact pin (3), wherein the insulating base (2) can be arranged in the metal shell (1) in a penetrating manner, the contact pin (3) is arranged in the insulating base (2) in a penetrating manner, one end of the contact pin is arranged outside the insulating base (2), a locking part (11) inclined to an inner cavity of the metal shell (1) is arranged on the metal shell, a locking groove (22) is formed in a position, corresponding to the locking part (11), of the insulating base (2), the locking groove (22) penetrates through the end face, close to the exposed contact pin (3), of the insulating base (2), the locking part (11) can be inserted in the locking groove (22) and is far away from the groove wall butt of the exposed contact pin (3) with the locking groove (22), a protruding part (23) is arranged on the insulating base (2), the protruding part (23) can be close to the end face butt of the exposed contact pin (3) with the metal shell (1), the metal shell (1) is also provided with pins (12) which can connect the connector to other devices.

2. A connector according to claim 1, wherein: the end face, close to the exposed contact pin (3), of the metal shell (1) is provided with a limiting groove (13), and the limiting groove (13) can be matched with the protruding portion (23).

3. A connector according to claim 1, wherein: the metal shell (1) is provided with a plurality of limiting holes (14).

4. A connector according to claim 3, wherein: the limiting holes (14) are arranged on the metal shell (1) in an axisymmetric manner by taking the center line of the metal shell (1) in the matching direction of the insulating base (2) and the metal shell (1) as an axis.

5. A connector according to claim 4, wherein: the metal shell (1) is provided with a guide hole (15) which is respectively communicated with the limiting hole (14),

the guide hole (15) is located on one side, away from the exposed contact pin (3), of the limiting hole (14), guide inclined planes are arranged at the joint of the guide hole (15) and the limiting hole (14), and one ends, close to the limiting hole (14), of the two guide inclined planes are close to each other.

6. A connector according to claim 1, wherein: be provided with protruding stopper (16) of metal casing (1) inner chamber on metal casing (1), stopper (16) can keep away from the terminal surface butt of exposed contact pin (3) with insulator foot (2).

7. A connector according to claim 2, wherein: the end face, close to the exposed contact pin (3), of the metal shell (1) is provided with a yielding groove (17), the yielding groove (17) is communicated with the inner cavity of the metal shell (1), and the outer wall of the metal shell (1) is penetrated through the yielding groove (17).

8. A connector according to claim 1, wherein: the side wall of the metal shell (1) far away from the locking part (11) is provided with a heat dissipation hole (18) communicated with the inner cavity of the metal shell, and the pin (12) is fixed on the hole wall of the heat dissipation hole (18).