CN218958204U

CN218958204U - Insulation protective sleeve for connector inner conductor

Info

Publication number: CN218958204U
Application number: CN202223351512.1U
Authority: CN
Inventors: 汤方平; 孙松利
Original assignee: Sanyi Precision Industry Suzhou Co ltd
Current assignee: Sanyi Precision Industry Suzhou Co ltd
Priority date: 2022-12-12
Filing date: 2022-12-12
Publication date: 2023-05-02
Anticipated expiration: 2032-12-12

Abstract

The utility model relates to the technical field of connector inner conductors, in particular to an insulating protective sleeve of a connector inner conductor. The technical proposal comprises: an insulation protection assembly; the insulation protection assembly comprises an inner insulation sleeve, a sleeve and an outer insulation sleeve which are sequentially arranged from inside to outside, an inner conductor is inserted into the inner insulation sleeve, and an outer conductor is sleeved outside the outer insulation sleeve. The utility model has the advantages that the inner insulating sleeve and the outer insulating sleeve which are arranged on the inner side and the outer side of the sleeve are mutually separated, the inner insulating sleeve and the outer insulating sleeve independently bear extrusion without mutual influence, and the connection of the outer conductor, the inner conductor and the insulating protective sleeve is convenient. The problem that the outer wall of the insulating protective sleeve is extruded when being contacted with the inner wall of the outer conductor firstly, the insulating protective sleeve can be compressed, so that the hole for inserting the inner conductor is reduced, and the inner conductor is troublesome to insert is solved.

Description

Insulation protective sleeve for connector inner conductor

Technical Field

The utility model relates to the technical field of connector inner conductors, in particular to an insulating protective sleeve of a connector inner conductor.

Background

A connector generally refers to an electrical connector, i.e., a device that connects two active devices, that transmits electrical current or signals. The connector comprises a plastic shell, an outer conductor, an insulating sleeve and an inner conductor, wherein the insulating sleeve is used for protecting the inner conductor.

A Fakra connector as disclosed in the above-mentioned website "https:// t.cj.sina.com.cn/optics/view/6839339616/197 a80a6000100ux7o" comprises a plastic shell, an outer conductor, an insulator and a center conductor, the center conductor also being referred to as an inner conductor, and an insulating protective sheath for the inner conductor when the insulator is used. Although the above device has many advantages, the following disadvantages exist during actual use:

the insulation protection sleeve for the inner conductor is inserted in the outer conductor, the inner conductor is inserted in the insulation protection sleeve, the problem of a sequence exists, the outer wall of the insulation protection sleeve is firstly contacted with the inner wall of the outer conductor to be extruded, the insulation protection sleeve can be compressed, the hole for inserting the inner conductor is reduced, and the inner conductor is troublesome to insert. In view of this, we propose a conductor insulation shield in a connector.

Disclosure of Invention

The present utility model is directed to providing a conductive insulation protection sleeve in a connector, so as to solve the above-mentioned problems in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a connector inner conductor insulation pack comprising: an insulation protection assembly; the insulation protection assembly comprises an inner insulation sleeve, a sleeve and an outer insulation sleeve which are sequentially arranged from inside to outside, an inner conductor is inserted into the inner insulation sleeve, and an outer conductor is sleeved outside the outer insulation sleeve.

Preferably, a limit groove B is formed in the outer circumferential surface of the sleeve, a limit bar B is fixedly arranged on the inner circumferential surface of the outer insulating sleeve, and the limit bar B is in screwed connection with the limit groove B; the limiting groove B and the sleeve are integrally formed, and the limiting strip B and the outer insulating sleeve are integrally formed; the limiting grooves B are spirally arranged along the circumferential surface of the outer side of the sleeve, and the limiting grooves B are matched with the limiting strips B.

Preferably, a limit groove A is formed in the circumferential surface of the inner side of the sleeve, a limit strip A is fixedly arranged on the circumferential surface of the outer side of the inner insulating sleeve, and the limit strip A is in screwed connection with the limit groove A; the limiting groove A and the sleeve are integrally formed, and the limiting strip A and the inner insulating sleeve are integrally formed; the limiting grooves A are spirally arranged along the circumferential surface of the inner side of the sleeve, and the limiting grooves A are matched with the limiting strips A.

Preferably, the outer ends of the limit strips A and B are arc-shaped.

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

1. according to the utility model, the inner insulating sleeve, the sleeve and the outer insulating sleeve are arranged, the inner insulating sleeve and the outer insulating sleeve which are arranged on the inner side and the outer side of the sleeve are mutually separated, the outer insulating sleeve is arranged in the inner cavity of the outer conductor and is extruded, the extrusion force is transmitted to the sleeve to be blocked, and the installation of the inner conductor on the inner insulating sleeve is not influenced; and the inner conductor is extruded on the inner insulating sleeve, and the extrusion force is transmitted to the sleeve to be blocked, so that the installation of the outer insulating sleeve and the outer conductor is not affected. The problem that the outer wall of the insulating protective sleeve is extruded when being contacted with the inner wall of the outer conductor firstly, the insulating protective sleeve can be compressed, so that the hole for inserting the inner conductor is reduced, and the inner conductor is troublesome to insert is solved.

2. According to the utility model, the limit strip A, the limit groove B and the limit strip B are arranged, the inner insulating sleeve, the outer insulating sleeve and the sleeve are installed in a screwing mode, the resistance is smaller, the installation efficiency is higher, and meanwhile, compared with the sleeving mode, the screwing mode enables the inner insulating sleeve, the outer insulating sleeve and the sleeve to be connected more tightly, and the arc-shaped arrangement of the outer ends of the limit strip A and the limit strip B enables the screwing between the inner insulating sleeve, the outer insulating sleeve and the sleeve to be smoother.

Drawings

FIG. 1 is a schematic cross-sectional connection structure of the present utility model;

FIG. 2 is a schematic cross-sectional exploded view of the insulation protection assembly of the present utility model;

FIG. 3 is a schematic cross-sectional view of an insulation protection assembly of the present utility model;

FIG. 4 is an enlarged schematic view of FIG. 3A in accordance with the present utility model;

in the figure:

1. an insulation protection assembly;

101. an inner insulating sleeve; 102. a sleeve; 103. an outer insulating sleeve;

1011. a limit bar A;

1021. a limit groove A; 1022. a limit groove B;

1031. and a limit bar B.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific direction, be configured and operated in the specific direction, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "provided," "connected," and the like are to be construed broadly, and may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Referring to fig. 1-4, the present utility model provides a technical solution:

a connector inner conductor insulation pack comprising:

an insulating protection assembly 1; the insulation protection assembly 1 comprises an inner insulation sleeve 101, a sleeve 102 and an outer insulation sleeve 103 which are sequentially arranged from inside to outside, wherein the sleeve 102 is made of insulation plastic, an inner conductor is inserted into the inner insulation sleeve 101, and an outer conductor is sleeved outside the outer insulation sleeve 103. According to the utility model, the inner insulating sleeve 101, the sleeve 102 and the outer insulating sleeve 103 are arranged, the inner insulating sleeve 101 and the outer insulating sleeve 103 which are arranged on the inner side and the outer side of the sleeve 102 are mutually separated, the outer insulating sleeve 103 is arranged in the inner cavity of the outer conductor and is extruded, the extrusion force is transmitted to the sleeve 102 for blocking, and the installation of the inner conductor on the inner insulating sleeve 101 is not influenced; also, the inner conductor mounted on the inner insulating sheath 101 is pressed, and the pressing force is transmitted to the sleeve 102 to be blocked, so that the mounting of the outer insulating sheath 103 and the outer conductor is not affected. The problem that the outer wall of the insulating protective sleeve is extruded when being contacted with the inner wall of the outer conductor firstly, the insulating protective sleeve can be compressed, so that the hole for inserting the inner conductor is reduced, and the inner conductor is troublesome to insert is solved.

Specifically, a limit groove B1022 is formed in the outer circumferential surface of the sleeve 102, a limit bar B1031 is fixedly arranged on the inner circumferential surface of the outer insulating sleeve 103, and the limit bar B1031 is in screwed connection with the limit groove B1022; wherein, the limit groove B1022 and the sleeve 102 are integrally formed, and the limit bar B1031 and the outer insulating sleeve 103 are integrally formed; the limiting grooves B1022 are spirally arranged along the outer circumferential surface of the sleeve 102, and the limiting grooves B1022 are matched with the limiting bars B1031. A limiting groove A1021 is formed in the inner circumferential surface of the sleeve 102, a limiting strip A1011 is fixedly arranged on the outer circumferential surface of the inner insulating sleeve 101, and the limiting strip A1011 is in screwed connection with the limiting groove A1021; wherein, the limit groove A1021 and the sleeve 102 are integrally formed, and the limit groove A1011 and the inner insulating sleeve 101 are integrally formed; the limiting groove A1021 is spirally arranged along the inner circumferential surface of the sleeve 102, and the limiting groove A1021 is matched with the limiting strip A1011. According to the utility model, the limit strips A1011, the limit grooves A1021, the limit grooves B1022 and the limit strips B1031 are arranged, the inner insulating sleeve 101, the outer insulating sleeve 103 and the sleeve 102 are installed in a screwing mode, the resistance is smaller, the installation efficiency is higher, and meanwhile, compared with the sleeving mode, the connection between the inner insulating sleeve 101, the outer insulating sleeve 103 and the sleeve 102 is tighter.

Further, the outer ends of the limit bar a1011 and the limit bar B1031 are both arc-shaped. The arc-shaped outer ends of the limit strips A1011 and B1031 enable the screwing between the inner insulating sleeve 101 and the outer insulating sleeve 103 and the sleeve 102 to be smoother, and the resistance is reduced.

Working principle: when the connector is installed, the outer insulating sleeve 103 and the inner insulating sleeve 101 are respectively screwed with the sleeve 102, the limiting strip A1011 is in butt joint with the limiting groove A1021, the limiting groove B1022 is in butt joint with the limiting strip B1031 to form the insulating protection assembly 1, the insulating protection assembly 1 is installed in an inner cavity of an outer conductor, the outer wall of the outer insulating sleeve 103 props against the inner cavity wall of the outer conductor, the inner conductor is inserted on the inner insulating sleeve 101, and finally a plastic shell is sleeved outside.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The insulating protective sheath of conductor in the connector, characterized by, include:

an insulating protection assembly (1);

the insulation protection assembly (1) comprises an inner insulation sleeve (101), a sleeve (102) and an outer insulation sleeve (103) which are sequentially arranged from inside to outside, wherein an inner conductor is inserted into the inner insulation sleeve (101), and an outer conductor is sleeved outside the outer insulation sleeve (103).

2. The connector inner conductor insulation pack according to claim 1, wherein: a limit groove B (1022) is formed in the outer circumferential surface of the sleeve (102), a limit bar B (1031) is fixedly arranged on the inner circumferential surface of the outer insulating sleeve (103), and the limit bar B (1031) is connected with the limit groove B (1022) in a screwed mode;

the limiting groove B (1022) and the sleeve (102) are integrally formed, and the limiting bar B (1031) and the outer insulating sleeve (103) are integrally formed;

the limiting grooves B (1022) are spirally arranged along the outer circumferential surface of the sleeve (102), and the limiting grooves B (1022) are matched with the limiting strips B (1031).

3. The connector inner conductor insulation pack according to claim 2, wherein: a limit groove A (1021) is formed in the inner circumferential surface of the sleeve (102), a limit strip A (1011) is fixedly arranged on the outer circumferential surface of the inner insulating sleeve (101), and the limit strip A (1011) is in screwed connection with the limit groove A (1021);

wherein, the limit groove A (1021) and the sleeve (102) are integrally formed, and the limit bar A (1011) and the inner insulating sleeve (101) are integrally formed;

the limiting grooves A (1021) are spirally arranged along the inner circumferential surface of the sleeve (102), and the limiting grooves A (1021) are matched with the limiting strips A (1011).

4. A connector inner conductor insulation pack according to claim 3, wherein: the outer ends of the limit bar A (1011) and the limit bar B (1031) are both arranged in an arc shape.