CN220306557U

CN220306557U - Female connector

Info

Publication number: CN220306557U
Application number: CN202321970290.3U
Authority: CN
Inventors: 朱利伟; 陈杰
Original assignee: Amphenol Technology Shenzhen Co Ltd
Current assignee: Amphenol Technology Shenzhen Co Ltd
Priority date: 2023-07-24
Filing date: 2023-07-24
Publication date: 2024-01-05
Anticipated expiration: 2033-07-24

Abstract

The utility model discloses a female connector, comprising: an inner conductor, an insulator, and an outer conductor. The inner conductor comprises a connecting pipe and a wire holding part, and the wire holding part is connected with the connecting pipe. The insulating part is provided with a pipe cavity for sleeving the connecting pipe and a connecting cavity for accommodating the wire holding part, the connecting pipe is sleeved in the pipe cavity, and the wire holding part is positioned in the connecting cavity. The outer conductor comprises an elastic section, a connecting section and a transition section, the elastic section is connected with the transition section through the connecting section, the connecting section is sleeved on the outer side of the insulating piece, and the connecting pipe is located at a position close to the elastic section. The outer conductor is arranged to be of a structure comprising three sections, when the insulating part is assembled, the insulating part is inserted into the connecting section along the axial direction, then the inner conductor is inserted into the insulating part along the axial direction, the insulating part is connected to the inside of the outer conductor under the action of elastic stress, the inner conductor is connected to the inside of the insulating part under the action of elastic force, and tools such as screws are not needed to participate in the assembly, so that the assembly steps are reduced, and the procedure is simplified.

Description

Female connector

Technical Field

The utility model relates to the technical field of connectors, in particular to a female connector.

Background

A connector is an electrical contact element for connecting an electronic device to a circuit, which can perform the functions of connecting, disconnecting, branching, conducting, isolating, etc. the connector is a connector for connecting an electronic device to a circuit. The connector realizes current transmission through contact between metal conductors, so that each circuit element can be electrically connected, and signal and power transmission is realized.

At present, when assembling, the structure such as bolt and nut needs to be inserted on the connector in sequence by means of a tool to play a role of connecting the whole, the assembling procedure is complex, and the assembling procedure is not simple and convenient, so that the assembling efficiency is low.

Accordingly, there remains a need for a female connector that addresses the above-described problems.

Disclosure of Invention

The present utility model provides a female connector that solves the above-mentioned problems.

The utility model adopts the following technical scheme:

a female connector comprising: an inner conductor, an insulator, and an outer conductor.

The inner conductor comprises a connecting pipe and a wire holding part, and the wire holding part is connected with the connecting pipe. The insulating part is provided with a pipe cavity for sleeving the connecting pipe and a connecting cavity for accommodating the wire holding part, the connecting pipe is sleeved in the pipe cavity, and the wire holding part is positioned in the connecting cavity. The outer conductor comprises an elastic section, a connecting section and a transition section, wherein the elastic section is connected with the transition section through the connecting section, the connecting section is sleeved on the outer side of the insulating piece, and the connecting pipe is located close to the elastic section.

Preferably, the elastic section is tubular, an elastic sheet is arranged on the side wall of the elastic section, and the elastic sheet is provided with a bulge facing the inner side of the pipe wall.

Preferably, the connecting pipe is provided with a protrusion, the protrusion extends towards the outer wall of the connecting pipe, and the connecting pipe is abutted to the lumen through the protrusion.

Preferably, the cable further comprises a casing, wherein the inner side of the casing is provided with a lumen, a blocking part extending towards the inner side of the lumen is arranged on the casing, a limiting groove is further formed on the outer conductor between the connecting section and the transition section, and the blocking part is in butt joint with the limiting groove and used for limiting the axial position of the outer conductor in the casing.

Preferably, the electric cable further comprises a limiting shell, a connecting ring is formed on the inner side of the limiting shell, an opening is formed on the casing, close to the blocking portion, an annular groove is formed on the connecting section, close to the limiting groove, the connecting ring penetrates through the opening to abut against the annular groove, and the axial position of the outer conductor in the casing is limited.

Preferably, the cross section of the limiting shell is C-shaped, and the limiting shell is clamped on the outer side of the shell.

Preferably, the transition section is C-shaped in cross section, and the connecting sheet is positioned on the inner side of the transition section and used for clamping and removing the wire body of the outer wall.

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

the outer conductor is arranged to be of a structure comprising three sections, when the insulating part is assembled, the insulating part is inserted into the connecting section along the axial direction, then the inner conductor is inserted into the insulating part along the axial direction, the insulating part is connected to the inside of the outer conductor under the action of elastic stress, the inner conductor is connected to the inside of the insulating part under the action of elastic force, and tools such as screws are not needed to participate in the assembly, so that the assembly steps are reduced, and the procedure is simplified.

Drawings

FIG. 1 is an exploded view of a connector structure according to an embodiment of the present utility model;

FIG. 2 is an exploded view of a connector structure according to an embodiment of the present utility model;

FIG. 3 is a schematic view of a connector assembly according to an embodiment of the present utility model;

fig. 4 is a cross-sectional view of fig. 3.

In the figure: 1. an inner conductor; 11. a connecting pipe; 12. a wire holding part; 2. an insulating member; 21. a lumen; 22. a connecting cavity; 3. an outer conductor; 31. an elastic section; 311. an elastic sheet; 32. a connection section; 33. a transition section; 34. a limit groove; 35. an annular groove; 4. a casing; 41. a blocking portion; 5. a limit shell; 51. a connecting ring; 6. a connecting sheet; 7. c-shaped sheet.

Detailed Description

Example embodiments will now be described more fully with reference to the accompanying drawings. However, the exemplary embodiments can be embodied in many forms and should not be construed as limited to the embodiments set forth herein; rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the concept of the example embodiments to those skilled in the art. The same reference numerals in the drawings denote the same or similar structures, and thus a repetitive description thereof will be omitted.

The words expressing the positions and directions described in the present utility model are described by taking the drawings as an example, but can be changed according to the needs, and all the changes are included in the protection scope of the present utility model.

Referring to fig. 1-4, the present utility model provides a female connector comprising: an inner conductor 1, an insulator 2 and an outer conductor 3. The inner conductor 1 is made of copper-nickel alloy, the outer conductor 3 is preferably made of phosphor bronze, the inner conductor 1 comprises a connecting pipe 11 and a wire holding portion 12, the connecting pipe 11 and the wire holding portion 12 are integrally formed, the cross section of the wire holding portion 12 is C-shaped, after the metal end of a wire is connected, the wire holding portion 12 is kneaded, and two sides of the wire holding portion 12 are close to and finally pressed on the metal wire. The wire holding part 12 is connected with the connecting pipe 11, the inner wall of one end of the connecting pipe 11 far away from the wire holding part 12 is used for entering and exiting an externally connected metal needle, and the connecting pipe 11 and the wire holding part are used for electrically connecting the metal needle and a conducting wire. The insulating member 2 has a lumen 21 for sleeving the connecting tube 11 and a connecting lumen 22 for accommodating the wire holding portion 12, the connecting tube 11 is sleeved in the lumen 21, the wire holding portion 12 is positioned in the connecting lumen 22, and the insulating member 2 is made of polyvinyl chloride or polytetrafluoroethylene, for example, without limitation. The outer conductor 3 comprises an elastic section 31, a connecting section 32 and a transition section 33, wherein the elastic section 31 is connected with the transition section 33 through the connecting section 32, the connecting section 32 is sleeved on the outer side of the insulating part 2, and the connecting pipe 11 is positioned close to the elastic section 31. The connecting section 32 is located between the elastic section 31 and the transition section 33, and during processing, the outer conductor 3 is integrally formed in a stamping mode, the section of the elastic section 31 is tubular, and the connecting section 32 is tightly held by the inner insulating member 2 under the elastic action. During assembly, the insulator 2 is inserted into the outer conductor 3, points are formed on the outer conductor 3, a plurality of concave points are formed on the side wall of the outer conductor 3, the concave points can play a role in fixing the inner insulator 2, then the inner conductor 1 is clamped and connected with a wire body to be connected, and finally the assembled inner conductor 1 is inserted into the insulator 2 to complete assembly, assembly procedures are not needed to be completed by means of screws or other tools, and assembly steps are simplified.

In one embodiment, the side wall of the elastic section 31 is provided with an elastic piece 311, and the elastic piece 311 has a protrusion facing the inner side of the pipe wall. When the external component is inserted into the elastic section 31, the elastic section 31 abuts against the internal component under the action of elastic force, so that the inserted component is prevented from falling off, and the stability of transmission of the electric signal is maintained.

In a specific embodiment, the connection pipe 11 is provided with a protrusion, the protrusion extends towards the outer wall of the connection pipe 11, and the connection pipe 11 abuts against the lumen 21 through the protrusion. The protrusions may be formed on the pipe wall of the connection pipe 11 in the form of a punch, for example, formed as barbs protruding toward the outer wall on the connection pipe 11, and elastically abut against the inner wall of the pipe cavity 21 to prevent the inner conductor 1 from falling off from the inside of the insulation member 2 when the inner conductor 1 is assembled into the inside of the insulation member 2.

More specifically, the connector further comprises a housing 4, a pipe is arranged on the inner side of the housing 4, a blocking portion 41 extending towards the inner side of the pipe is arranged on the housing 4, a limit groove 34 is further formed on the outer conductor 3 between the connecting section 32 and the transition section 33, and the blocking portion 41 and the limit groove 34 are in butt joint for limiting the axial position of the outer conductor 3 in the housing 4. The stopper groove 34 is, for example, an annular groove formed between the connecting section 32 and the transition section 33, and serves to fix the outer conductor 3 inside the jacket 4, preventing the outer conductor 3 from slipping out or falling off from the inside of the jacket 4.

In one embodiment, the connector further comprises a limiting shell 5, a connecting ring 51 is formed on the inner side of the limiting shell 5, an opening is formed on the sleeve 4 near the blocking portion 41, an annular groove 35 is formed on the connecting section 32 near the limiting groove 34, and the connecting ring 51 abuts against the annular groove 35 through the opening, so that the axial position of the outer conductor 3 in the sleeve 4 is limited. During assembly, the limiting shell 5 is inserted along the axial direction perpendicular to the casing 4, and the connecting ring 51 on the limiting shell 5 is abutted on the annular groove 35 after passing through the opening, so that the outer conductor 3 is fixed again, multiple locking is realized, and the outer conductor 3 is prevented from being pulled out from the casing 4 during pulling-out and inserting use. Wherein the coupling ring 51 and the limiting case 5 are coupled together, the shape of the coupling ring 51 is matched with the shape of the annular groove 35, and the opening of the housing 4 is greater than or equal to the cross-sectional shape of the coupling ring 51, so that the coupling ring 51 can be coupled to the inner annular groove 35 through the opening of the housing 4.

In another embodiment, the cross section of the limiting shell 5 is C-shaped, and the limiting shell 5 is clamped on the outer side of the casing 4. During assembly, the C-shaped opening of the limit housing 5 is inserted towards the opening in the sleeve 4.

In one embodiment, the device further comprises a connecting sheet 6, the section of the transition section 33 is C-shaped, and the connecting sheet 6 is positioned on the inner side of the transition section 33 and used for clamping and removing the wire body of the outer wall. The connecting piece 6 is, for example, a metal sheet, and when the connecting piece is installed, two open parts of the connecting piece 6 are kneaded and fastened on the wire body woven net with the outer wall removed, and the connecting transition section is clamped on the connecting piece 6, so that the wire body is prevented from being pulled out after being subjected to external force.

More specifically, the transition section 33 is provided with a C-shaped piece 7 on the side facing away from the elastic section 31. The C-shaped sheet 7 and the transition section 33 are formed by adopting an integrated forming process during processing, can be matched with the connecting sheet 6 during assembly, are sleeved on the outer wall of the wire body after being bent, and when the wire body drives the connecting sheet 6 to pull away from the elastic section 31, the C-shaped sheet 7 abuts against the connecting sheet 6, so that the tightly held part of the connecting sheet 6 can be prevented from falling off from the inner part of the outer conductor 3.

In another embodiment, the material of the outer conductor 3 is phosphor bronze.

While embodiments of the present utility model have been shown and described, it will be understood that the above embodiments are illustrative and not to be construed as limiting the utility model, and that changes, modifications, substitutions and alterations may be made therein by those of ordinary skill in the art without departing from the spirit and scope of the utility model, all such changes being within the scope of the appended claims.

Claims

1. A female connector, comprising:

the inner conductor comprises a connecting pipe and a wire holding part, and the wire holding part is connected with the connecting pipe;

the insulation piece is provided with a pipe cavity for sleeving the connecting pipe and a connecting cavity for accommodating the wire holding part, the connecting pipe is sleeved in the pipe cavity, and the wire holding part is positioned in the connecting cavity;

the outer conductor comprises an elastic section, a connecting section and a transition section, wherein the elastic section is connected with the transition section through the connecting section, the connecting section is sleeved on the outer side of the insulating piece, and the connecting pipe is located close to the elastic section.

2. The connector of claim 1, wherein the elastic section is tubular, and the side wall of the elastic section is provided with an elastic sheet, and the elastic sheet has a protrusion facing the inner side of the tube wall.

3. The connector of claim 1 or 2, wherein the connection tube is provided with a protrusion, the protrusion extending towards the outer wall of the connection tube, the connection tube abutting the lumen via the protrusion.

4. The connector of claim 3, further comprising a sleeve having a lumen on an inner side thereof, wherein the sleeve is provided with a blocking portion extending toward the lumen inner side, wherein the outer conductor is further provided with a limit groove between the connecting section and the transition section, and wherein the blocking portion and the limit groove are abutted to limit an axial position of the outer conductor in the sleeve.

5. The connector of claim 4, further comprising a retaining shell, wherein a connecting ring is formed on the inner side of the retaining shell, an opening is formed in the housing near the blocking portion, an annular groove is formed in the connecting section near the retaining groove, and the connecting ring abuts against the annular groove through the opening to limit the axial position of the outer conductor in the housing.

6. The connector of claim 5, wherein the limiting shell is C-shaped in cross section and the limiting shell is snapped onto the outside of the housing.

7. The connector of claim 1, further comprising a connecting tab, the transition section being C-shaped in cross-section, the connecting tab being located on a wire body inside the transition section for gripping the outer wall.

8. The connector of claim 1, wherein the transition section is provided with a C-shaped tab on a side thereof remote from the resilient section.

9. The connector of claim 1, wherein the outer conductor is phosphor bronze.