CN210379481U

CN210379481U - Circular contact connector terminal

Info

Publication number: CN210379481U
Application number: CN201920825131.1U
Authority: CN
Inventors: 曹立权
Original assignee: Dongguan Leshi Electronic & Technology Co ltd
Current assignee: Dongguan Leshi Electronic & Technology Co ltd
Priority date: 2019-06-03
Filing date: 2019-06-03
Publication date: 2020-04-21
Anticipated expiration: 2029-06-03

Abstract

The utility model belongs to the technical field of electric connector, especially circular contact connector terminal, including the terminal seat, be fixed with the fixed terminal who link up its upper and lower terminal surface on the terminal seat, be fixed with elastic terminal on the fixed terminal, elastic terminal includes integrated into one piece' S extension, S-shaped elastic connecting portion and arc contact site, the arc contact site passes through S-shaped elastic connecting portion to be fixed in the upper end of extension, the outside cover of extension is equipped with joint board; the utility model discloses change the mode of original contact pin, jack, set up the elastic terminal on the terminal seat, the outside of elastic terminal is equipped with joint board and plug bush for protect and spacing elastic terminal, can be used for connecting rather than complex connecting terminal simultaneously again, the tip of plug bush exposes arc contact portion, can be directly with planar connecting terminal contact, realizes electric being connected, can realize reducing the length of connector.

Description

Circular contact connector terminal

Technical Field

The utility model belongs to the technical field of electric connector, especially, be circular contact connector terminal.

Background

A circular connector is a type of connector that is cylindrical in basic configuration and has a circular mating face. Among the interconnection categories, belong to category 5 for interconnection between devices. Broadly speaking, it includes low frequency circular connectors, radio frequency coaxial connectors therefrom, audio connectors, and the like. The cylindrical structure of the circular connector is naturally sturdy and has a higher strength than any other shape.

Generally, a circular connector adopts a contact pin and a jack lead wire for compression connection, and the connection length of the circular connector is generally 3-4 cm in order to prevent oblique insertion and wrong insertion and keep electrical performance, so that the circular connector cannot be applied to a miniaturized occasion.

SUMMERY OF THE UTILITY MODEL

The utility model provides a circular contact connector terminal to solve the problem of proposing among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: circular contact connector terminal, including the terminal seat, be fixed with the fixed terminal who link up its upper and lower terminal surface on the terminal seat, be fixed with elastic terminal on the fixed terminal, elastic terminal includes integrated into one piece' S extension, S-shaped elastic connection portion and arc contact site, the arc contact site passes through S-shaped elastic connection portion fixes the upper end of extension, the outside cover of extension is equipped with the joint board, the block is connected with the grafting cover on the joint board, the grafting is sheathe in and is seted up with arc contact site complex telescopic hole.

Preferably, the outer wall symmetry of joint board is provided with carves type protruding portion, the bottom of plug bush is fixed with joint portion, seted up in joint portion with carve type protruding portion complex draw-in groove, just the outside of joint portion form with joint board complex spacing groove.

Preferably, the outer wall of the plug bush is fixed with at least two annularly distributed protruding parts.

Preferably, the S-shaped elastic connecting portion includes two C-shaped bending portions, one of the C-shaped bending portions is fixed to the upper end of the extending portion, the other C-shaped bending portion is fixed to the upper end of the extending portion, and the arc-shaped contact portion is fixed to the C-shaped bending portion located above the C-shaped bending portion.

Preferably, the arc-shaped contact part is exposed out of the upper end face of the plug bush and extends for 3-4 mm.

Preferably, the clamping portion has elasticity.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses change original contact pin, the mode of jack, elastic terminal has been set up on the terminal seat, elastic terminal 'S the outside is equipped with joint board and plug bush, be used for protecting elastic terminal and spacing, simultaneously can be used for connecting rather than complex connecting terminal again, the tip of plug bush exposes arc contact site, can be directly with planar connecting terminal contact, realize electric being connected, can realize reducing the length of connector, simultaneously because the elastic action of S-shaped elastic connection portion, after the contact connection, arc contact site is inside compression, owing to have elasticity potential power, arc contact site will remain throughout with planar connecting terminal' S in close contact with, consequently, higher connection performance has.

Drawings

The accompanying drawings 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 invention and not to limit the invention.

In the drawings:

fig. 1 is a schematic structural view of the present invention;

fig. 2 is a side view of the present invention;

fig. 3 is a schematic structural diagram of the middle elastic terminal of the present invention.

In the figure: 1. a terminal block; 11. a fixed terminal; 2. a plug bush; 201. a telescopic hole; 202. a limiting groove; 21. a protrusion; 22. a clamping part; 221. a card slot; 3. a clamping and connecting plate; 31. a wedge-shaped protrusion; 4. an elastic terminal; 41. an extension portion; 42. an S-shaped elastic connecting part; 421. a C-shaped bending part; 43. an arc-shaped contact portion.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides the following technical solutions: circular contact connector terminal, including terminal block 1, be fixed with the fixed terminal 11 who link up its upper and lower terminal surface on the terminal block 1, be fixed with elastic terminal 4 on the fixed terminal 11, elastic terminal 4 includes integrated into one piece' S extension 41, S-shaped elastic connecting portion 42 and arc contact site 43, arc contact site 43 passes through S-shaped elastic connecting portion 42 and fixes the upper end at extension 41, the outside cover of extension 41 is equipped with joint plate 3, the block is connected with plug bush 2 on the joint plate 3, the last flexible hole 201 of cooperating with arc contact site 43 that has seted up of plug bush 2.

In this embodiment: the cable connector comprises a terminal base 1, a fixed terminal 11 penetrating through the upper end face and the lower end face of the terminal base 1 is fixed on the terminal base 1, the fixed terminal 11 is sheet-shaped or block-shaped metal, the terminal end face at the bottom of the terminal base 1 is electrically connected with a cable, a soldering mode is generally adopted, an elastic terminal 4 is fixed on the fixed terminal 11, the elastic terminal 4 comprises an extension part 41, an S-shaped elastic connecting part 42 and an arc-shaped contact part 43 which are integrally formed, the extension part 41 is welded on the upper end face of the fixed terminal 11, meanwhile, a clamping plate 3 is sleeved outside the extension part 41 and used for limiting the integral elastic terminal 4 to increase the strength of the elastic terminal, the arc-shaped contact part 43 is fixed on the upper end of the extension part 41 through the S-shaped elastic connecting part 42, a clamping plate 3 is sleeved outside the extension part 41, a clamping sleeve 2 is clamped and connected on the, can carry out mechanical protection, and establish the basis for the connection of terminal, make things convenient for the other end and its complex terminal cover at plug bush 2 outer walls, and contact with elastic terminal 4, and plug bush 2 is through the mode joint of block on joint board 3, and structure is small in quantity, conveniently carry out batch production like this, plug bush 2 is last to be seted up with arc contact site 43 complex concertina hole 201, arc contact site 43 exposes through concertina hole 201, the part that exposes is used for realizing carrying out electric connection with another terminal, another terminal is in order to save space, should set into the plane terminal, can reduce the length of whole connector after the contact connection like this.

Specifically, the outer wall of the clamping plate 3 is symmetrically provided with wedge-shaped protruding portions 31, the bottom of the inserting sleeve 2 is fixed with a clamping portion 22, the clamping portion 22 is provided with a clamping groove 221 matched with the wedge-shaped protruding portions 31, and the outer side of the clamping portion 22 is provided with a limiting groove 202 matched with the clamping plate 3; when the plug bush 2 is installed, the direction of the wedge-shaped protruding portion 31 of the clamping plate 3 is aligned, the clamping portion 22 slides downwards, the clamping portion 22 is firstly guided by the inclined surface of the wedge-shaped protruding portion 31, the clamping groove 221 is clamped on the wedge-shaped protruding portion 31, and meanwhile the limiting groove 202 plays a role in circumferential limiting on the plug bush 2 and prevents relative rotation.

Specifically, the outer wall of the plug bush 2 is fixed with at least two annularly distributed protruding parts 21, and the number of the protruding parts 21 is at least two; the connector sleeved on the outer wall of the connector can be limited by the protruding part 21 arranged on the outer wall, and the clamping connection effect is achieved.

Specifically, the S-shaped elastic connecting portion 42 includes two C-shaped bending portions 421, one of the C-shaped bending portions 421 is fixed to the upper end of the extending portion 41, the other C-shaped bending portion 421 is fixed to the upper end of the extending portion, and an arc-shaped contact portion 43 is fixed to the C-shaped bending portion 421 above the C-shaped bending portion; the S-shaped elastic connection portion 42 formed by the two C-shaped bending portions 421 can provide a large elastic displacement, reduce the stress of elastic retention, and thus can ensure the reliability of the elastic structure during long-term use.

Specifically, the arc-shaped contact part 43 is exposed out of the upper end face of the plug bush 2 and extends for 3-4 mm; the larger part is exposed, so that larger elasticity can be generated after pressing, and the condition of unreliable connection can be avoided.

Specifically, the clip portion 22 has elasticity; the engagement of the engaging plate 3 and the insertion sleeve 2 is facilitated due to the elasticity of the engaging portion 22.

The utility model discloses a theory of operation and use flow: the fixed terminal 11 penetrating through the upper and lower end faces of the terminal base 1 is fixed on the terminal base 1, the fixed terminal 11 is a sheet or block metal, the terminal end face at the bottom of the terminal base 1 realizes electrical connection with a cable, generally a soldering mode is adopted, the fixed terminal 11 is fixed with an elastic terminal 4, the elastic terminal 4 comprises an extension part 41, an S-shaped elastic connecting part 42 and an arc-shaped contact part 43 which are integrally formed, the extension part 41 is welded on the upper end face of the fixed terminal 11, meanwhile, a clamping plate 3 is sleeved outside the extension part 41 and used for limiting the integral elastic terminal 4 and increasing the strength of the integral elastic terminal, the arc-shaped contact part 43 is fixed on the upper end of the extension part 41 through the S-shaped elastic connecting part 42, the clamping plate 3 is sleeved outside the extension part 41, the clamping sleeve 2 is clamped and connected on the clamping plate 3, and the clamping sleeve 2 covers the outer side of, and establish the basis for the connection of terminal, make things convenient for the other end rather than the complex terminal cover at 2 outer walls of plug bush, and contact with elastic terminal 4, and plug bush 2 passes through the mode joint of block on joint board 3, and the structure is small in quantity, conveniently carry out batch production like this, plug bush 2 is last to be seted up with arc contact site 43 complex concertina hole 201, arc contact site 43 exposes through concertina hole 201, the part that exposes is used for realizing carrying out electric connection with another terminal, another terminal is in order to save space, should set to the plane terminal, can reduce the length of whole connector after the contact connection like this.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A circular contact connector terminal characterized by: including terminal seat (1), be fixed with fixed terminal (11) that link up its upper and lower terminal surface on terminal seat (1), be fixed with elastic terminal (4) on fixed terminal (11), elastic terminal (4) are including integrated into one piece' S extension (41), S-shaped elastic connecting portion (42) and arc contact site (43), arc contact site (43) are passed through S-shaped elastic connecting portion (42) are fixed the upper end of extension (41), the outside cover of extension (41) is equipped with joint board (3), the block is connected with plug bush (2) on joint board (3), seted up on plug bush (2) with arc contact site (43) complex telescopic hole (201).

2. The circular contact connector terminal of claim 1, wherein: the outer wall symmetry of joint board (3) is provided with carves type protruding portion (31), the bottom of plug bush (2) is fixed with joint portion (22), seted up on joint portion (22) with carve type protruding portion (31) complex draw-in groove (221), just the outside of joint portion (22) form with joint board (3) complex spacing groove (202).

3. The circular contact connector terminal of claim 1, wherein: the outer wall of the plug bush (2) is fixed with at least two protruding parts (21) which are distributed in an annular shape.

4. The circular contact connector terminal of claim 1, wherein: the S-shaped elastic connecting portion (42) comprises two C-shaped bending portions (421), one of the C-shaped bending portions (421) is fixed to the upper end of the extending portion (41), the other C-shaped bending portion (421) is fixed to the upper end of the extending portion, and the arc-shaped contact portion (43) is fixed to the C-shaped bending portion (421) located above the C-shaped bending portion.

5. The circular contact connector terminal of claim 1, wherein: the arc-shaped contact part (43) is exposed out of the upper end face of the plug bush (2) and extends for 3-4 mm.

6. The circular contact connector terminal of claim 2, wherein: the clamping part (22) has elasticity.