CN214336958U

CN214336958U - Solderless L-shaped terminal and connector

Info

Publication number: CN214336958U
Application number: CN202120016489.7U
Authority: CN
Inventors: 蔡文强; 游川
Original assignee: Shenzhen Suolin Electronics Technology Co ltd
Current assignee: Shenzhen Suolin Electronics Technology Co ltd
Priority date: 2021-01-04
Filing date: 2021-01-04
Publication date: 2021-10-01
Anticipated expiration: 2031-01-04

Abstract

The application provides a exempt from to weld L shape terminal, it is applied to the connector, exempts from to weld L shape terminal including alternate at the first end of the casing of connector and adjoin first end and expose the second end outside the casing of connector, the tip that first end was kept away from to the second end is equipped with the elasticity portion, the width of elasticity portion is greater than the width of the other positions of second end. During the assembly, the hole site on the second end interlude circuit board of exempting from to weld L shape terminal of this application, until the elastic component gets into the hole site, elastic deformation takes place for the elastic component under the extrusion of hole site to make the frictional force grow between elastic component and the hole site, thereby will exempt from to weld L shape terminal and inject on the hole site of circuit board, realize will exempt from to weld L shape terminal solderless ground assembly on the circuit board.

Description

Solderless L-shaped terminal and connector

Technical Field

The utility model belongs to the technical field of the connector technique and specifically relates to a exempt from to weld L shape terminal and connector.

Background

A connector is an important component for realizing electrical connection. Pins of the existing connector are generally assembled on a circuit board in a welding mode, pins of the connector are firstly inserted into hole positions of the circuit board in advance for pre-positioning, and then soldering operation is carried out. The welding process is complicated and the problem of low welding quality is easy to occur, which affects the quality of the whole product.

Therefore, there is a need to provide a technique for connecting a solder-free connector to a circuit board.

SUMMERY OF THE UTILITY MODEL

The utility model provides an exempt from to weld L shape terminal and connector, its purpose realizes exempting from to weld the ground connection assembly on the circuit board with the connector.

The utility model adopts the technical scheme as follows:

the utility model provides a exempt from to weld L shape terminal, its is applied to the connector, exempt from to weld L shape terminal is including the first end that alternates at the casing of connector and adjoin first end and expose the second end outside the casing of connector, is L shape between first end and the second end and arranges, the circumference lateral wall of first end be equipped with the lug of the casing joint of connector, the tip that first end was kept away from to the second end is equipped with the elastic component, the width of elastic component is greater than the width that the second held other positions.

Further, the elastic part includes two elastic pieces that set up along self width direction symmetry, and the elastic piece all is the arc.

Further, the distance between the two elastic pieces gradually decreases from the middle portion of the elastic piece to the end portion of the elastic piece.

Furthermore, the tail ends of the two elastic sheets are arranged at intervals.

Furthermore, the first end comprises a first section and a second section adjacent to the first section, the sectional area of the first section is smaller than that of the second section, the second section is connected with the second end, and the lug is arranged on the first section.

Further, the first section and the second section are in arc transition.

Furthermore, the side surface of the convex block back to the second section is an inclined surface.

Furthermore, the lug and the second section are arranged at intervals.

A connector comprises a shell and a plurality of the welding-free L-shaped terminals, wherein the shell is provided with an insertion hole, a first end is inserted into the insertion hole, and a second end is exposed out of the shell.

Furthermore, the jack is a stepped hole, the first section is arranged at the part with the smaller diameter of the stepped hole, the tail end of the first section is exposed out of the shell, the lug is clamped with the inner wall of the stepped hole, one end of the second section close to the first section is arranged at the part with the larger diameter of the stepped hole, and the other end of the second section is exposed out of the shell.

The utility model has the advantages that:

during the assembly, the hole site on the second end interlude circuit board of exempting from to weld L shape terminal of this application, until the elastic component gets into the hole site, elastic deformation takes place for the elastic component under the extrusion of hole site to make the frictional force grow between elastic component and the hole site, thereby will exempt from to weld L shape terminal and inject on the hole site of circuit board, realize will exempt from to weld L shape terminal solderless ground assembly on the circuit board.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention.

In the drawings, there is shown in the drawings,

fig. 1 is a schematic overall structure diagram of a view angle of a connector according to an embodiment of the present invention;

fig. 2 is a schematic view of the overall structure of the connector according to another view angle of the present invention;

fig. 3 is a schematic view of a combination structure of the connector housing and the solderless L-shaped terminal according to the embodiment of the present invention.

Reference is made to the accompanying drawings in which: 11. a first end; 111. a first stage; 112. a second stage; 113. a bump; 12. a second end; 121. an elastic portion; 20. a housing; 21. and (4) inserting the jack.

Detailed Description

The following detailed description of the embodiments of the present invention will be made with reference to the accompanying drawings. It is to be understood that the description of the embodiments herein is for purposes of illustration and explanation only and is not intended to limit the invention.

Referring to fig. 1-3, the present embodiment provides a connector, which includes a housing 20 and a solderless L-shaped terminal, the solderless L-shaped terminal includes a first end 11 and a second end 12 adjacent to the first end 11, the first end 11 is inserted into the housing 20, the second end 12 is exposed outside the housing 20, an end of the second end 12 away from the first end 11 is provided with an elastic portion 121, a width of the elastic portion 121 is greater than widths of other portions of the second end 12, during assembly, the second end 12 of the solderless L-shaped terminal is inserted into a hole on a circuit board until the elastic portion 121 enters the hole, the elastic portion 121 is elastically deformed under extrusion of the hole, so that a friction force between the elastic portion 121 and the hole is increased, thereby defining the solderless L-shaped terminal on the hole of the circuit board, and realizing solderless assembly of the solderless L-shaped terminal on the circuit board.

The elastic part 121 comprises two elastic pieces symmetrically arranged along the width direction of the elastic part, the elastic pieces are arc-shaped, and the distance between the two elastic pieces is gradually reduced from the middle parts of the elastic pieces to the end parts of the elastic pieces, so that the elastic part 121 can conveniently enter the hole positions of the circuit board. The tail ends of the two elastic pieces are arranged at intervals, so that the elastic deformation amplitude of the elastic pieces can be improved.

Be L shape between first end 11 and the second end 12 and arrange, when the hole site cooperation of second end 12 and circuit board, looks interval between first end 11 and the circuit board, consequently leave more installation space and supply other components and parts to install, the circumference lateral wall of first end 11 is equipped with the lug 113 with casing 20 joint, first end 11 passes through lug 113 and is connected with casing 20.

Further, casing 20 is equipped with jack 21, first end 11 alternates at jack 21, jack 21 is the shoulder hole, so can make things convenient for first end 11 to alternate jack 21, first end 11 includes first section 111 and the second section 112 that adjoins first section 111, the cross sectional area of first section 111 is less than the cross sectional area of second section 112, second section 112 is connected with second end 12, first section 111 is located the less position of jack 21 diameter and the end exposes outside casing 20, the great position of jack 21 diameter is located to the one end that second section 112 closes on first section 111, the other end of second section 112 exposes outside casing 20, the less position of jack 21 diameter can be spacing second section 112, prevent that second section 112 from extending into in the less position of jack 21 diameter. The bump 113 is arranged on the first section 111, the bump 113 is clamped with the inner wall of the jack 21, specifically, a clamping groove matched with the bump 113 is arranged on the inner wall of the smaller diameter part of the jack 21, and the bump 113 is matched with the clamping groove, so that the bump 113 is clamped on the inner wall of the jack 21.

Furthermore, the first section 111 and the second section 112 are in arc transition, and when the first end 11 is inserted into the insertion hole 21, the junction between the first section 111 and the second section 112 and the port of the part with the smaller diameter of the insertion hole 21 are more tightly matched, so that the connection stability between the first end 11 and the housing 20 is improved.

Furthermore, the projection 113 and the second section 112 are arranged at an interval, and the side surface of the projection 113, which faces away from the second section 112, is an inclined surface, so that the projection 113 can conveniently enter the part with the smaller diameter of the insertion hole 21.

As long as the idea created by the present invention is not violated, various different embodiments of the present invention can be arbitrarily combined, and all the embodiments should be regarded as the content disclosed by the present invention; the utility model discloses an in the technical conception scope, carry out multiple simple variant and different embodiments to technical scheme and go on not violating the utility model discloses the arbitrary combination of the thought of creation all should be within the protection scope.

Claims

1. The utility model provides a exempt from to weld L shape terminal, its is applied to the connector, a serial communication port, exempt from to weld L shape terminal is including alternating the first end of the casing of connector and adjoining first end just exposes the outer second end of casing of connector, first end with it arranges to be L shape between the second end, the circumference lateral wall of first end be equipped with the lug of the casing joint of connector, the second end is kept away from the tip of first end is equipped with the elasticity portion, the width of elasticity portion is greater than the width at the other positions of second end.

2. The solder-free L-shaped terminal according to claim 1, wherein the elastic portion includes two elastic pieces symmetrically arranged in a width direction thereof, and the elastic pieces are each arc-shaped.

3. The solder-free L-shaped terminal according to claim 2, wherein the distance between the two elastic pieces is gradually reduced from the middle portion of the elastic pieces to the end portions of the elastic pieces.

4. The solder-free L-shaped terminal as claimed in claim 3, wherein the ends of the two elastic pieces are spaced apart.

5. The solder-free L-shaped terminal of claim 1, wherein the first end includes a first section and a second section adjacent to the first section, the first section having a cross-sectional area smaller than a cross-sectional area of the second section, the second section being connected to the second end, and the bump being disposed on the first section.

6. The solder-free L-shaped terminal of claim 5, wherein the first section and the second section transition in an arc.

7. The solder-free L-shaped terminal as claimed in claim 5, wherein the side of the bump facing away from the second section is an inclined surface.

8. The solder-free L-shaped terminal as claimed in claim 5, wherein the bump is spaced apart from the second section.

9. A connector, comprising a housing and a plurality of solderless L-shaped terminals as claimed in any one of claims 1 to 8, wherein the housing is provided with a receptacle through which the first end is inserted and the second end is exposed outside the housing.

10. The connector of claim 9, wherein the insertion hole is a stepped hole, the first end includes a first section and a second section adjacent to the first section, the first section is disposed at a portion of the stepped hole having a smaller diameter, and a distal end of the first section is exposed outside the housing, the protrusion is engaged with an inner wall of the stepped hole, one end of the second section adjacent to the first section is disposed at a portion of the stepped hole having a larger diameter, and another end of the second section is exposed outside the housing.