CN214849149U

CN214849149U - Coaxial connector

Info

Publication number: CN214849149U
Application number: CN202120885381.1U
Authority: CN
Inventors: 李兵
Original assignee: Lanto Electronic Ltd
Current assignee: Lanto Electronic Ltd; Kunshan Liantao Electronics Co Ltd
Priority date: 2021-04-27
Filing date: 2021-04-27
Publication date: 2021-11-23
Anticipated expiration: 2031-04-27

Abstract

The utility model belongs to the technical field of the cable connector, a coaxial connector is disclosed, which comprises a housin, insulator and conductive terminal, the insulator inlays and locates in the casing, conductive terminal inlays and locates in the insulator, conductive terminal includes holding piece and dome spring, a side of holding piece is connected in the insulator, it is provided with the spacing groove to link up on the another side, dome spring's one end is connected in the holding piece, dome spring forms the tight space of U type clamp with the holding piece, the spacing groove is located the tight space of U type clamp, the protruding fin that is equipped with in the tight space of U type clamp on the dome spring towards the U type clamp, fin elasticity supports and leans on the cable conductor who wears to establish in the spacing groove. Because the arc-shaped elastic sheet has elasticity, the arc-shaped elastic sheet can deform properly along with the appearance of the cable core wire, so that the arc-shaped elastic sheet is ensured to be in full contact with the cable core wire. Therefore, the utility model provides a coaxial connector, its cable conductor with the cable is elastic contact, can guarantee abundant contact, avoids signal interruption.

Description

Coaxial connector

Technical Field

The utility model belongs to the technical field of the cable connector, especially, relate to a coaxial connector.

Background

IDC connectors are a common electrical component that functions to bridge the communication between circuits that are blocked or isolated from communication within the circuit, thereby allowing current to flow and the circuit to perform its intended function.

When the IDC connector is connected with a cable, the cable must be spread from one end joint to the other end in a straight line or minimum bending degree and angle, most cables have larger bending degree and are hard, and the terminal of the existing IDC connector is in rigid contact with the cable, so that the cable with larger bending degree is easy to have poor contact with the terminal, and the risk of signal interruption is easy to exist.

Therefore, a coaxial connector is needed to solve the above technical problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a coaxial connector, it is elastic contact with the cable, can guarantee abundant contact, avoids signal interruption.

To achieve the purpose, the utility model adopts the following technical proposal:

a coaxial connector, includes casing, insulator and conductive terminal, the insulator inlays to be located in the casing, conductive terminal inlays to be located in the insulator, conductive terminal includes:

one side surface of the clamping sheet is connected with the insulator, and the other side surface of the clamping sheet is provided with a limiting groove in a penetrating way;

the arc-shaped elastic piece is connected with one end of the clamping piece, the arc-shaped elastic piece and the clamping piece form a U-shaped clamping space, the limiting groove is located in the U-shaped clamping space, the arc-shaped elastic piece faces towards the U-shaped clamping space, protruding ribs are convexly arranged on the U-shaped clamping space, and the protruding ribs are elastically abutted against cable cores arranged in the limiting groove in a penetrating mode.

Preferably, the clamping piece is provided with two mutually spaced protrusions, and the limiting groove is formed between the two protrusions.

Preferably, the distance between the two inner walls of the limiting groove gradually increases from the groove bottom to the groove opening.

Preferably, the convex ribs are provided with clamping convex strips, and the extending direction of the clamping convex strips and the penetrating direction of the limiting grooves form an included angle.

Preferably, the clamping piece and the arc-shaped elastic piece are integrally formed.

Preferably, the insulator is provided with a clamping groove, one side wall of the clamping groove is provided with an insertion hole communicated with the outside, the clamping piece is connected to the bottom of the clamping groove, the arc-shaped elastic piece is located in the clamping groove, and the cable core penetrates into the limiting groove through the insertion hole.

Preferably, the edge of the notch of the clamping groove is connected with at least two first wing plates, and the first wing plates are abutted against one side of the arc-shaped elastic sheet, which is deviated from the clamping sheet.

Preferably, the housing has an accommodating groove, the insulator is disposed in the accommodating groove, and a notch of the clamping groove and a notch of the accommodating groove face in the same direction.

Preferably, the edge of the notch of the accommodating groove is connected with at least two second wing plates, and the second wing plates are abutted against one side of the first wing plate, which is deviated from the arc-shaped elastic sheet.

Preferably, one of the inner wall of the accommodating groove and the outer wall of the insulator is provided with a positioning groove, the other is provided with a positioning convex strip, and the positioning convex strip is clamped in the positioning groove.

The utility model has the advantages that:

the utility model provides a coaxial connector, conductive terminal's centre gripping piece and dome spring connect and form the tight space of U type clamp, and in the tight space of U type clamp, have the spacing groove on the centre gripping piece, and the cable conductor can penetrate the spacing groove and support tightly through dome spring elasticity, because dome spring has elasticity, can carry out suitable deformation along with the appearance of cable conductor to guarantee to fully contact with the cable conductor. Therefore, the utility model provides a coaxial connector, its cable conductor with the cable is elastic contact, can guarantee abundant contact, avoids signal interruption.

Drawings

Fig. 1 is a schematic view of a coaxial connector according to an embodiment of the present invention;

fig. 2 is an exploded schematic view of a coaxial connector according to an embodiment of the present invention;

fig. 3 is a schematic view of a view angle of a conductive terminal according to an embodiment of the present invention;

fig. 4 is a schematic structural view of another view angle of the conductive terminal according to the embodiment of the present invention;

fig. 5 is a schematic structural diagram of another view angle of the coaxial connector according to the embodiment of the present invention;

fig. 6 is a schematic structural diagram of a coaxial connector according to an embodiment of the present invention after riveting.

In the figure:

100. a cable; 101. a cable core; 102. an insulating layer; 103. weaving layer; 104. an outer quilt;

1. a housing; 2. an insulator; 3. a conductive terminal;

11. a base; 12. a housing; 21. a clamping groove; 22. a first wing plate; 23. positioning the convex strip; 31. a clamping piece; 32. an arc-shaped elastic sheet; 33. a conductive sheet;

111. a containing groove; 112. positioning a groove; 121. a second wing plate; 122. a first support section; 123. a second support portion; 124. a support plate; 211. an insertion opening; 311. a protrusion; 312. a limiting groove; 321. a rib; 322. clamping the ribs.

Detailed Description

Reference will now be made in detail to the embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar parts throughout, or parts having the same or similar functions. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, unless otherwise expressly specified or limited, the terms "connected," "connected," and "mounted" are to be construed broadly and can include, for example, a mounted connection, a removable connection, a mechanical connection, an electrical connection, a direct connection, an indirect connection through an intermediary, a connection between two elements, or an interaction between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the description of the present invention, unless otherwise expressly specified or limited, the first feature "on" or "under" the second feature may include both the first and second features being in direct contact, and may also include the first and second features being in contact, not in direct contact, but with another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.

As shown in fig. 1 to 6, the present embodiment provides a coaxial connector, which includes a housing 1, an insulator 2 and a conductive terminal 3, wherein the insulator 2 is embedded in the housing 1, the conductive terminal 3 is embedded in the insulator 2, the conductive terminal 3 includes a clamping piece 31 and an arc-shaped elastic piece 32, one side surface of the clamping piece 31 is connected to the insulator 2, and the other side surface is provided with a limiting groove 312 in a penetrating manner; the one end of arc shell fragment 32 is connected in clamping piece 31, and arc shell fragment 32 forms the tight space of U type clamp with clamping piece 31, and spacing groove 312 is located the tight space of U type clamp, and arc shell fragment 32 goes up to press from both sides tight space protruding rib 321 that is equipped with towards the U type, and rib 321 elasticity supports and leans on in wearing to establish the cable conductor 101 in spacing groove 312.

The coaxial connector that this embodiment provided for connecting cable 100, as shown in fig. 2, cable 100 includes outside by 104, weaving layer 103, insulating layer 102 and cable conductor 101 that outside-in set gradually, and cable conductor 101 can penetrate spacing groove 312 and support tightly through arc shell fragment 32 elasticity, because arc shell fragment 32 has elasticity, can carry out suitable deformation along with cable conductor 101's appearance to guarantee to fully contact with cable conductor 101. Therefore, the coaxial connector of the present embodiment can ensure sufficient contact with the cable core 101, and avoid signal interruption.

As shown in fig. 3 and 4, the conductive terminal 3 further includes a conductive plate 33, one end of the conductive plate 33 is connected to the clamping plate 31, and the extending direction of the conductive plate 33 is the same as the penetrating direction of the limiting groove 312.

Specifically, the clamping piece 31 is provided with two protrusions 311 spaced from each other, and a limiting groove 312 is formed between the two protrusions 311.

More specifically, the distance between the two inner walls of the stopper groove 312 gradually increases from the groove bottom to the notch. In this embodiment, the two protrusions 311 are disposed obliquely toward directions away from each other.

Optionally, the rib 321 is provided with a clamping protrusion 322, and an extending direction of the clamping protrusion 322 forms an included angle with a penetrating direction of the limiting groove 312. In the present embodiment, the extending direction of the clamping ridge 322 is perpendicular to the penetrating direction of the stopper groove 312, and the cable core 101 inserted into the stopper groove 312 can be further clamped.

Specifically, the clamping piece 31 and the arc-shaped spring piece 32 are integrally formed. In this embodiment, the conductive sheet 33, the clamping sheet 31 and the arc-shaped elastic sheet 32 are integrally formed, so that the production efficiency is improved, and the connection between the conductive sheet and the clamping sheet is firmer.

Specifically, the insulator 2 is provided with a clamping groove 21, one side wall of the clamping groove 21 is provided with an insertion port 211 communicated with the outside, the clamping piece 31 is connected to the bottom of the clamping groove 21, the arc-shaped spring piece 32 is located in the clamping groove 21, and the cable core 101 penetrates into the limiting groove 312 through the insertion port 211.

More specifically, at least two first flanges 22 are connected to the edge of the notch of the clamping groove 21, and the first flanges 22 abut against the side of the arc-shaped elastic piece 32 away from the clamping piece 31. The first wing plate 22 is used for abutting against the arc-shaped spring sheet 32, so that the arc-shaped spring sheet 32 clamps the cable core 101. When the cable 100 is not connected, the first wing 22 can be folded to open the notch of the clamping groove 21, so as to facilitate the insertion and extraction of the cable core 101. In the present embodiment, the opposite sides of the notch of the clamping groove 21 are provided with one first wing 22.

Specifically, the housing 1 has a receiving groove 111, the insulator 2 is disposed in the receiving groove 111, and the notch of the clamping groove 21 and the notch of the receiving groove 111 face in the same direction. The notch of the clamping groove 21 can be exposed through the notch of the accommodating groove 111, and the cable core 101 can be put into and taken out of the clamping groove 21.

In order to further clamp the cable core 101, at least two second wing plates 121 are connected to the edge of the notch of the receiving groove 111, and the second wing plates 121 abut against one side of the first wing plate 22, which is away from the arc-shaped elastic sheet 32. In this embodiment, two opposite sides of the notch of the receiving groove 111 are respectively provided with a second wing plate 121, and each second wing plate 121 is correspondingly abutted against one first wing plate 22. When the cable 100 is not connected, the second wing 121 can fold and open the notch of the accommodating groove 111 to realize the insertion and extraction of the cable core 101.

As shown in fig. 2 and 5, the housing 1 includes a base 11 and a housing 12, the base 11 is vertically through, the base 11 is disposed on the housing 12 and forms an accommodating groove 111 with the housing 12, the housing 12 includes a second wing plate 121, a first supporting portion 122, a second supporting portion 123 and a supporting plate 124, the first supporting portion 122 and the second supporting portion 123 are both U-shaped structures, the first supporting portion 122, the second supporting portion 123 and the supporting plate 124 are sequentially connected, the U-shaped grooves of the first supporting portion 122 and the second supporting portion 123 are communicated and communicated with the clamping groove 21, as shown in fig. 5, the groove bottom of the limiting groove 312, the groove bottom of the clamping groove 21, the groove bottom of the U-shaped groove of the first supporting portion 122 and the groove bottom of the U-shaped groove of the second supporting portion 123 form step surfaces that are gradually reduced, when the core wire 101 is clamped between the arc-shaped spring plate 32 and the clamping plate 31, the insulation layer 102 abuts against the groove bottom of the clamping groove 21, the braid layer 103 abuts against the groove bottom of the U-shaped groove of the first supporting portion 122, the outer cover 104 abuts against the groove bottom of the U-shaped groove of the second supporting portion 123, and the surface of the supporting plate 124 is coplanar with the groove bottom of the U-shaped groove of the second supporting portion 123, so that part of the outer cover 104 abuts against the surface of the supporting plate 124, and the firmness of connection between the connector and the cable 100 is improved.

Specifically, one of the inner wall of the accommodating groove 111 and the outer wall of the insulator 2 is provided with a positioning groove 112, and the other is provided with a positioning protruding strip 23, and the positioning protruding strip 23 is clamped in the positioning groove 112. The firmness of the connection of the shell 1 and the insulator 2 is ensured. In this embodiment, as shown in fig. 2, two opposite inner walls of the base 11 are respectively provided with a positioning groove 112, two opposite outer walls of the insulator 2 are respectively provided with a positioning protruding strip 23, and each positioning protruding strip 23 is clamped in one positioning groove 112.

It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims

1. The utility model provides a coaxial connector, includes casing (1), insulator (2) and conductive terminal (3), insulator (2) inlay and locate in casing (1), conductive terminal (3) inlay and locate in insulator (2), its characterized in that, conductive terminal (3) include:

a clamping piece (31), one side surface of which is connected with the insulator (2), and the other side surface of which is provided with a limit groove (312) in a penetrating way;

the clamping piece (31), arc shell fragment (32), its one end connect in clamping piece (31), arc shell fragment (32) with clamping piece (31) form the tight space of U type clamp, spacing groove (312) are located the tight space of U type clamp, arc shell fragment (32) are gone to the tight space protruding fin (321) that is equipped with of U type clamp, fin (321) elasticity support by and is located wear to establish cable conductor (101) in spacing groove (312).

2. The coaxial connector of claim 1, wherein the clamping piece (31) is provided with two spaced projections (311), and the two projections (311) form the limiting groove (312) therebetween.

3. The coaxial connector of claim 1, wherein the distance between the two inner walls of the retainer groove (312) increases from the groove bottom to the notch.

4. The coaxial connector of claim 1, wherein the rib (321) is provided with a clamping rib (322), and the extending direction of the clamping rib (322) forms an angle with the penetrating direction of the limiting groove (312).

5. The coaxial connector according to claim 1, wherein the clamping piece (31) and the dome-shaped spring piece (32) are integrally formed.

6. The coaxial connector of claim 1, wherein the insulator (2) is provided with a clamping groove (21), one side wall of the clamping groove (21) is provided with an insertion opening (211) communicated with the outside, the clamping piece (31) is connected to the groove bottom of the clamping groove (21), the arc-shaped spring piece (32) is positioned in the clamping groove (21), and the cable core (101) penetrates into the limiting groove (312) through the insertion opening (211).

7. The coaxial connector according to claim 6, characterized in that at least two first flanges (22) are connected to the edge of the notch of the clamping groove (21), and the first flanges (22) abut against the side of the dome spring (32) facing away from the clamping piece (31).

8. The coaxial connector according to claim 7, wherein the housing (1) has a receiving groove (111), the insulator (2) is disposed in the receiving groove (111), and the notch of the clamping groove (21) and the notch of the receiving groove (111) face in the same direction.

9. The coaxial connector of claim 8, wherein at least two second wing plates (121) are connected to the edge of the notch of the receiving groove (111), and the second wing plates (121) abut against the side of the first wing plate (22) away from the arc-shaped spring plate (32).

10. The coaxial connector according to claim 8, wherein one of the inner wall of the receiving groove (111) and the outer wall of the insulator (2) is provided with a positioning groove (112), and the other one is provided with a positioning protrusion (23), and the positioning protrusion (23) is engaged with the positioning groove (112).