CN210182662U

CN210182662U - Two-core metal connector

Info

Publication number: CN210182662U
Application number: CN201921134213.8U
Authority: CN
Inventors: Feng Liu; 刘峰; Pan Zhu; 朱攀; Gaojun Song; 宋高军
Original assignee: Suzhou Doster Connection Technology Co Ltd
Current assignee: Suzhou Doster Connection Technology Co Ltd
Priority date: 2019-07-19
Filing date: 2019-07-19
Publication date: 2020-03-24
Anticipated expiration: 2029-07-19

Abstract

The application relates to a two-core metal connector, comprising: a metal housing having two mounting portions for connecting cables; an insulating cover mounted on the front end of the mounting part; the wire nose is arranged in the insulating cover, and one end of the wire nose extends out of the metal shell from the front end of the insulating cover; a shield ring installed in the installation part; the annular spring is arranged between the shielding ring and the inner wall of the mounting part, the periphery of the annular spring is contacted with the inner wall of the mounting part, and the inner periphery of the annular spring is contacted with the outer wall of the shielding ring; and the tail cover is connected to the rear end of the metal shell. The utility model has the advantages that: the metal shell is adopted, so that the strength of the shell of the connector is greatly improved, the connector can bear larger extrusion and is not easy to deform; the shielding structure suitable for the metal shell is provided, the production cost of the annular spring is low, good connection is formed between the inner wall of the metal shell and the shielding ring, and the shielding effect is good.

Description

Two-core metal connector

Technical Field

The application belongs to the technical field of electric connectors, and particularly relates to a two-core metal connector.

Background

Most of the existing high-current connectors have shells made of all plastic, are not strong enough, are easy to age, and are not strong enough to be used in some environments with high pressure.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is: the two-core metal connector is provided for solving the defects of the shielding structure of the metal shell connector in the prior art.

The utility model provides a technical scheme that its technical problem adopted is: a two-core metal connector comprising:

a metal housing having two mounting portions for connecting cables;

an insulating cover mounted on the front end of the mounting part;

the wire nose is arranged in the insulating cover, and one end of the wire nose extends out of the metal shell from the front end of the insulating cover;

a shield ring installed in the installation part;

the annular spring is arranged between the shielding ring and the inner wall of the mounting part, the periphery of the annular spring is contacted with the inner wall of the mounting part, and the inner periphery of the annular spring is contacted with the outer wall of the shielding ring;

and the tail cover is connected to the rear end of the metal shell.

Preferably, the utility model discloses a two core metallic connector, be equipped with the fastener in the tail-hood, the fastener can tighten up to the inboard under the extrusion of tail-hood.

Preferably, the utility model discloses a two core metallic connector, the fastener is the annular, is equipped with a plurality of cracks along the circumferencial direction, and peripheral rear end has the inclined plane, and the inner periphery has the bellying, the tail-hood inner wall can with the inclined plane extrusion and make the fastener tightens up to the inboard.

Preferably, the utility model discloses a two-core metal connector, the outer wall of insulating cover has the shell fragment, the inner wall of installation department has the flange, the shell fragment can pass when drawing in the flange is in when bounceing flange department chucking.

Preferably, the two-core metal connector of the present invention, the shielding ring has an annular groove on its circumference, and the annular spring is embedded in the annular groove.

Preferably, the utility model discloses a two core metallic connector, be equipped with the sealing washer in the installation department, the both ends of sealing washer are supported respectively and are leaned on the fastener with the shield ring.

Preferably, the utility model discloses a two core metal connector, waterproof sealing washer is installed to metal casing's front end.

Preferably, the utility model discloses a two core metal connector, be equipped with the fixture block on metal casing's the outer wall, the tail is covered and is had the fretwork, the fixture block can be gone into the fretwork makes the tail cover with metal casing is fixed.

Preferably, the utility model discloses a two core metal connector, metal casing's outer wall one side is marked with the cable serial number that corresponds two different installation department positions.

The utility model has the advantages that: the metal shell is adopted, so that the strength of the shell of the connector is greatly improved, the connector can bear larger extrusion and is not easy to deform; the shielding structure suitable for the metal shell is provided, the production cost of the annular spring is low, good connection is formed between the inner wall of the metal shell and the shielding ring, and the shielding effect is good.

Drawings

The technical solution of the present application is further explained below with reference to the drawings and the embodiments.

FIG. 1 is an exploded view of the structure of a two-core metal connector according to an embodiment of the present application;

fig. 2 is a sectional view of an assembled structure of a two-core metal connector of an embodiment of the present application;

fig. 3 is a partially enlarged view a of fig. 2.

The reference numbers in the figures are:

1 Metal housing

2 insulating cover

3 line nose

4 shield ring

5 Ring spring

6 tail cover

7 sealing ring

8 wire clamp

9 waterproof sealing ring

10 cable

11 mounting part

12 Flange

21 elastic sheet

41 annular groove

81 inclined plane

82 a raised portion.

Detailed Description

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict.

In the description of the present application, it is to be understood that the terms "center," "longitudinal," "lateral," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings for convenience in describing the present application and for simplicity in description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed in a particular orientation, and be operated in a particular manner, and are not to be considered limiting of the scope of the present application. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the invention, unless otherwise specified, "a plurality" means two or more.

In the description of the present application, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art through specific situations.

The technical solutions of the present application will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

Examples

The present embodiment provides a two-core metal connector, as shown in fig. 1-2, comprising:

a metal case 1 having two mounting portions 11 for connecting cables;

an insulating cover 2 attached to a front end of the attachment portion 11;

the wire nose 3 is arranged in the insulating cover 2, and one end of the wire nose 3 extends out of the metal shell 1 from the front end of the insulating cover 2;

a shield ring 4 mounted in the mounting portion 11;

the annular spring 5 is arranged between the shielding ring 4 and the inner wall of the mounting part 11, the periphery of the annular spring 5 is contacted with the inner wall of the mounting part 11, and the inner periphery of the annular spring 5 is contacted with the outer wall of the shielding ring 4;

and the tail cover 6 is connected to the rear end of the metal shell 1.

As shown in fig. 2, when the cable is installed in the two-core metal connector of the present embodiment, only the cable 10 needs to be inserted into the insulating cover 2 to be connected with the wire nose 3 at the front end, and then the tail cover 6 is covered to be sealed and fixed; all points of the circumference of the outer wall of the cable 10 can be shielded from electromagnetic waves through the shielding ring 4, the annular spring 5 and the metal shell 1. The two-core metal connector of the embodiment adopts the metal shell, so that the strength of the shell of the connector is greatly improved, the connector can bear larger extrusion and is not easy to deform; the shielding structure suitable for the metal shell is provided, the production cost of the annular spring is low, good connection is formed between the inner wall of the metal shell and the shielding ring, and the shielding effect is good.

Preferably, in the two-core metal connector of the present embodiment, as shown in fig. 2, a wire clip 8 is provided in the tail cover 6, and the wire clip 8 can be tightened inward by the pressing of the tail cover 6.

Preferably, in the two-core metal connector of the present embodiment, as shown in fig. 2 to 3, the wire clip 8 is ring-shaped, and has a plurality of slits along a circumferential direction, the rear end of the outer periphery has an inclined surface 81, the inner periphery has a protruding portion 82, and the inner wall of the tail cap 6 can be pressed against the inclined surface 81 to tighten the wire clip 8 inwardly. As shown in fig. 2, when the tail cover 6 is assembled to the metal shell 1, the inner wall of the tail cover 6 is snapped along the inclined surface 81, and the wire clamp 8 is gradually tightened inward due to its elasticity, so that the protrusion 82 tightly catches the inner wire 10, thereby serving to fix the wire.

Preferably, in the two-core metal connector of the present embodiment, as shown in fig. 2, the outer wall of the insulating cover 2 has a spring 21, the inner wall of the mounting portion 11 has a flange 12, and the spring 21 can pass through the flange 12 when being closed, and can be clamped at the flange 12 when being bounced. The installation method of the insulation cover 2 comprises the following steps: the insulating cover 2 is plugged from the rear end of the metal shell 1 to the front end until the elastic sheet 21 is clamped at the flange 12 to complete fixation, and fixation is convenient.

Preferably, in the two-core metal connector of the present embodiment, as shown in fig. 1, an annular groove 41 is formed on the circumference of the shield ring 4, and the annular spring 5 is embedded in the annular groove 41. The annular groove 41 is more fully contacted with the surface of the annular spring 5, and the 360-degree electromagnetic shielding of the circumference of the cable 10 is realized.

Preferably, in the two-core metal connector of the present embodiment, as shown in fig. 1-2, a sealing ring 7 is disposed in the mounting portion 11, and two ends of the sealing ring 7 respectively abut against the wire clamp 8 and the shielding ring 4. The sealing ring 7 not only can press the wire clamp 8 and the shielding ring 4, but also can play a role in water prevention.

Preferably, in the two-core metal connector of the present embodiment, as shown in fig. 1 to 2, a waterproof gasket 9 is mounted on the front end of the metal shell 1. The waterproof seal ring 9 forms a seal structure at the front end of the metal shell 1 after the two-core metal connector is mounted, and prevents moisture from entering the mounting portion 11 from the front end of the metal shell 1.

Preferably, in the two-core metal connector of this embodiment, as shown in fig. 1, a fixture block is arranged on an outer wall of the metal housing 1, the tail cover 6 is hollowed out, and the fixture block can be clamped into the hollowed-out part to fix the tail cover 6 and the metal housing 1, so that the tail cover 6 and the metal housing 1 can be conveniently disassembled and assembled.

Preferably, in the two-core metal connector of this embodiment, as shown in fig. 1, the cable numbers corresponding to the positions of the two different installation portions 11 are marked on one side of the outer wall of the metal housing 1, so as to facilitate the distinguishing of the cables.

In light of the foregoing description of the preferred embodiments according to the present application, it is to be understood that various changes and modifications may be made without departing from the spirit and scope of the invention. The technical scope of the present application is not limited to the contents of the specification, and must be determined according to the scope of the claims.

Claims

1. A two-core metal connector, comprising:

a metal case (1) having two mounting portions (11) for connecting cables;

an insulating cover (2) attached to the front end of the attachment section (11);

the wire nose (3) is arranged in the insulating cover (2), and one end of the wire nose (3) extends out of the metal shell (1) from the front end of the insulating cover (2);

a shield ring (4) mounted in the mounting portion (11);

the annular spring (5) is arranged between the shielding ring (4) and the inner wall of the mounting part (11), the periphery of the annular spring (5) is contacted with the inner wall of the mounting part (11), and the inner periphery of the annular spring (5) is contacted with the outer wall of the shielding ring (4);

a tail cover (6) connected to the rear end of the metal shell (1); a wire clamp (8) is arranged in the tail cover (6), and the wire clamp (8) can be tightened to the inner side under the extrusion of the tail cover (6);

the outer wall of the insulating cover (2) is provided with an elastic sheet (21), the inner wall of the mounting part (11) is provided with a flange (12), and the elastic sheet (21) can penetrate through the flange (12) when being folded and is clamped at the flange (12) when being bounced.

2. The two-core metal connector according to claim 1, wherein the wire clip (8) is ring-shaped, and has slits along the circumferential direction, and has a slope (81) at the rear end of the outer periphery and a protrusion (82) at the inner periphery, and the inner wall of the tail cap (6) can be pressed against the slope (81) to tighten the wire clip (8) inward.

3. Two-core metal connector according to claim 1 or 2, characterized in that the shielding ring (4) is provided with an annular groove (41) on its circumference, the annular spring (5) being embedded in the annular groove (41).

4. Two-core metal connector according to claim 1 or 2, characterized in that a sealing ring (7) is provided in the mounting portion (11), the two ends of the sealing ring (7) abutting against the wire clamp (8) and the shielding ring (4), respectively.

5. Two-core metal connector according to claim 1 or 2, characterized in that a waterproof gasket (9) is mounted at the front end of the metal housing (1).

6. The two-core metal connector according to claim 1 or 2, wherein a fixture block is arranged on the outer wall of the metal shell (1), the tail cover (6) is provided with a hollow, and the fixture block can be clamped into the hollow to fix the tail cover (6) and the metal shell (1).

7. The two-core metal connector according to claim 1 or 2, wherein the outer wall side of the metal shell (1) is marked with cable numbers corresponding to two different mounting portions (11) positions.