CN212342956U

CN212342956U - Radio frequency coaxial connector

Info

Publication number: CN212342956U
Application number: CN202020971961.8U
Authority: CN
Inventors: 周创业; 倪波
Original assignee: Shenzhen Yizhi Precision Technology Co ltd
Current assignee: Shenzhen Yizhi Precision Technology Co ltd
Priority date: 2020-06-01
Filing date: 2020-06-01
Publication date: 2021-01-12
Anticipated expiration: 2030-06-01

Abstract

The utility model provides a radio frequency coaxial connector, which relates to the technical field of connectors and comprises a connecting shell, wherein the upper end of the connecting shell is provided with a first outer conductor, the lower end of the connecting shell is provided with a second outer conductor, the upper end of the first outer conductor is provided with an outer contact element, the lower end of the second outer conductor is provided with a spiral contact element, the inner part of the outer contact element is provided with a first inner conductor, the inner part of the spiral contact element is provided with a second inner conductor, the connector enables the first insulator and the second insulator to be stably connected with the inner conductor through a first insulator and a second insulator position locking device which are arranged on the inner hole walls of the first inner conductor, the second inner conductor and the outer contact element, thereby effectively ensuring that the first insulator and the second insulator do not generate axial displacement in the actual plugging process, further reliably ensuring good signal transmission between communication devices, reducing the complexity and difficulty of connector processing through the installation of the locking device, the practicability of the connector is enhanced.

Description

Radio frequency coaxial connector

Technical Field

The utility model relates to a connector field especially relates to radio frequency coaxial connector.

Background

A radio frequency coaxial connector is generally considered to be a component attached to a cable or mounted on an instrument as a component to which a transmission line is electrically connected or separated. It belongs to an electromechanical integrated product. In brief, it mainly acts as a bridge.

When the radio frequency coaxial connector in the current market is plugged, the insulator is frequently displaced in the inner conductor in the downward or upward axial direction, or the insulator is displaced in the outer contact in the downward or upward axial direction, so that the transmission of electric signals between communication devices is greatly influenced, and therefore, the radio frequency coaxial connector capable of keeping good transmission between signals is required.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art, and provides a radio frequency coaxial connector.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the connecting shell is characterized in that a first outer conductor is arranged at the upper end of the connecting shell, the first outer conductor is fixedly connected with the upper end of the connecting shell, a second outer conductor is arranged at the lower end of the connecting shell, the second outer conductor is connected with the lower end of the connecting shell in a threaded manner, an outer contact piece is arranged at the upper end of the first outer conductor, the outer contact piece is fixedly connected with the upper end of the first outer conductor, a spiral contact piece is arranged at the lower end of the second outer conductor, the spiral contact piece is fixedly connected with the lower end of the second outer conductor, a first inner conductor is arranged inside the outer contact piece, the first inner conductor is fixedly connected with the inner bottom end of the outer contact piece, a second inner conductor is arranged inside the spiral contact piece, and the second.

In order to improve the reaction efficiency of contact, as the utility model discloses a preferred, first outer conductor is inside to be equipped with barb shape convex shoulder, and goes up barb shape convex shoulder upper end and be connected with first inner conductor, go up step convex shoulder on barb shape convex shoulder lower extreme fixedly connected with, and go up inside the step convex shoulder is located the connection casing, the inside first contact that is equipped with of first inner conductor, and first contact fixed connection is at the inside lower extreme of first inner conductor.

In a feasible scheme, the second outer conductor is internally provided with a lower barb-shaped convex shoulder, one end of the lower barb-shaped convex shoulder is connected with the second inner conductor, the other end of the lower barb-shaped convex shoulder is fixedly connected with a lower step-shaped convex shoulder, and the lower step-shaped convex shoulder is positioned inside the connecting shell.

In a feasible scheme, a second contact piece is arranged in the middle position inside the second inner conductor, the second contact piece is fixedly connected to the lower end inside the second inner conductor, and the first contact piece and the second contact piece are electrically connected with the core wire.

In order to strengthen the relation of connection between first contact and the second contact, do the utility model discloses a preferred, connect the inside connection heart yearn that is equipped with of casing, and connect heart yearn one end and last step-shaped convex shoulder electric connection, the other end and lower step-shaped convex shoulder electric connection, the connection casing is inside to be equipped with, the connection heart yearn is one end and last step-shaped convex shoulder electric connection, the other end is stepped shoulder electric

In order to strengthen the contact of connector and ground, avoid producing the possibility of losing, do the utility model discloses a preferred, it is hexagonal to connect the casing shape, spiral contact surface is the screw thread type, be equipped with first insulator and second insulator respectively in the space between first inner conductor and second inner conductor and first contact and second contact, be equipped with insulator locking device on the inner wall of first inner conductor and second inner conductor.

Based on the above technical scheme, the utility model discloses a locking device comprises barb shape convex shoulder and the step shape convex shoulder that set up along its inner bore pore wall interval from top to bottom and extend to the axle center, when connector and other connectors carry out the plug use, first insulator when using through last step shape convex shoulder and lower step shape convex shoulder to prevent to extract, the second insulator upwards shifts up, first insulator when using through last barb shape convex shoulder and lower barb shape convex shoulder to prevent to insert, the second insulator downwards moves, then, the connector is through the first insulator that sets up on first inner conductor and second inner conductor and external contact piece inner bore wall, second insulator position locking device, make first insulator, the second insulator can be in the same place with inner conductor stable connection, first insulator has been guaranteed effectively, axial displacement does not take place at the actual plug in-process to can guarantee to keep good signal transmission between the communication equipment more reliably, the complexity and difficulty of connector processing can be reduced by installing the locking device, and the practicability of the connector is enhanced.

Drawings

Fig. 1 is a schematic perspective view of a radio frequency coaxial connector according to the present invention;

fig. 2 is a schematic diagram of an internal structure of the rf coaxial connector according to the present invention;

fig. 3 is a top view of the rf coaxial connector of the present invention;

fig. 4 is a front view of the rf coaxial connector of the present invention.

Illustration of the drawings:

1. connecting the shell; 2. a first outer conductor; 3. an outer contact member; 4. a second outer conductor; 5. a spiral contact; 6. a first inner conductor; 7. a first contact member; 8. a barb-shaped shoulder is arranged; 9. an upper step-shaped shoulder; 10. connecting the core wires; 11. a lower step-shaped shoulder; 12. a lower barb-shaped shoulder; 13. a second inner conductor; 14. a second contact member.

Detailed Description

In order to make the technical means, the creation features, the achievement purposes and the functions of the present invention easy to understand, the present invention will be further explained below with reference to the following embodiments and the accompanying drawings, but the following embodiments are only the preferred embodiments of the present invention, and not all embodiments are included. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative work belong to the protection scope of the present invention.

Specific embodiments of the present invention will be described below with reference to the accompanying drawings.

The specific embodiment is as follows:

referring to fig. 1-4, the radio frequency coaxial connector includes a connecting housing 1, a first outer conductor 2 is disposed at an upper end of the connecting housing 1, the first outer conductor 2 is fixedly connected with an upper end of the connecting housing 1, a second outer conductor 4 is disposed at a lower end of the connecting housing 1, the second outer conductor 4 is in threaded connection with a lower end of the connecting housing 1, an outer contact member 3 is disposed at an upper end of the first outer conductor 2, the outer contact member 3 is fixedly connected with an upper end of the first outer conductor 2, a spiral contact member 5 is disposed at a lower end of the second outer conductor 4, the spiral contact member 5 is fixedly connected with a lower end of the second outer conductor 4, a first inner conductor 6 is disposed inside the outer contact member 3, the first inner conductor 6 is fixedly connected with an inner bottom end of the outer contact member 3, a second inner conductor 13 is disposed inside the spiral contact member 5, and the second inner conductor 13 is.

An upper barb-shaped convex shoulder 8 is arranged inside the first outer conductor 2, the upper end of the upper barb-shaped convex shoulder 8 is connected with the first inner conductor 6, the lower end of the upper barb-shaped convex shoulder 8 is fixedly connected with an upper step-shaped convex shoulder 9, the upper step-shaped convex shoulder 9 is positioned inside the connecting shell 1, a first contact element 7 is arranged inside the first inner conductor 6, the first contact element 7 is fixedly connected with the lower end inside the first inner conductor 6, a lower barb-shaped convex shoulder 12 is arranged inside the second outer conductor 4, one end of the lower barb-shaped convex shoulder is connected with the second inner conductor 13, the other end of the lower barb-shaped convex shoulder 12 is fixedly connected with a lower step-shaped convex shoulder 11, the lower step-shaped convex shoulder 11 is positioned inside the connecting shell 1, a second contact element 14 is arranged in the middle position inside the second inner conductor 13, the second contact element 14 is fixedly connected with the lower end inside the second inner conductor 13, the first contact, the locking device is composed of barb-shaped convex shoulders and step-shaped convex shoulders which are arranged at intervals up and down along the wall of the inner hole of the locking device and extend towards the axis, and when the connector is plugged into or pulled out from other connectors, the first insulator and the second insulator are prevented from moving upwards through the upper step-shaped convex shoulder 9 and the lower step-shaped convex shoulder 11.

The connecting shell 1 is hexagonal, the surface of the spiral contact element 5 is threaded, a first insulator and a second insulator are respectively arranged in gaps between the first inner conductor 6 and the second inner conductor 13 and between the first contact element 7 and the second contact element 14, insulator locking devices are arranged on the inner walls of the first inner conductor 6 and the second inner conductor 13, the first insulator and the second insulator can be stably connected with the inner conductor through the first insulator and the second insulator position locking devices arranged on the inner hole walls of the first inner conductor 6, the second inner conductor 13 and the outer contact element 3, the first insulator and the second insulator can be effectively ensured not to generate axial displacement in the actual plugging and unplugging process, good signal transmission between communication equipment can be ensured more reliably, and the complexity and difficulty in connector processing can be reduced by installing the locking devices, the practicability of the connector is enhanced.

A connecting core wire 10 is arranged in the connecting shell 1, one end of the connecting core wire 10 is electrically connected with the upper stepped convex shoulder 9, the other end of the connecting core wire 10 is electrically connected with the lower stepped convex shoulder 11, and finally, the connector and the plug-in can be connected when in use through the electrical connection between the connecting core wire 10 and the first contact element 7 and the second contact element 14.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. 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 foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. Radio frequency coaxial connector, including connecting casing (1), its characterized in that: the connecting shell is characterized in that a first outer conductor (2) is arranged at the upper end of the connecting shell (1), the first outer conductor (2) is fixedly connected with the upper end of the connecting shell (1), a second outer conductor (4) is arranged at the lower end of the connecting shell (1), the second outer conductor (4) is in threaded connection with the lower end of the connecting shell (1), an outer contact piece (3) is arranged at the upper end of the first outer conductor (2), the outer contact piece (3) is fixedly connected with the upper end of the first outer conductor (2), a spiral contact piece (5) is arranged at the lower end of the second outer conductor (4), a first inner conductor (6) is arranged inside the outer contact piece (3), the first inner conductor (6) is fixedly connected with the inner bottom end of the outer contact piece (3), a second inner conductor (13) is arranged inside the spiral contact piece (5), and the second inner conductor (13) is fixedly connected with the bottom end inside the spiral contact piece (5).

2. The radio frequency coaxial connector of claim 1, wherein: first outer conductor (2) inside is equipped with barb shape convex shoulder (8), and goes up barb shape convex shoulder (8) upper end and is connected with first inner conductor (6), go up step convex shoulder (9) on barb shape convex shoulder (8) lower extreme fixedly connected with, and go up step convex shoulder (9) and be located inside connecting shell body (1), first inner conductor (6) inside is equipped with first contact (7), and first contact (7) fixed connection is at the inside lower extreme of first inner conductor (6).

3. The radio frequency coaxial connector of claim 1, wherein: second outer conductor (4) inside is equipped with down barb shape convex shoulder (12), and barb convex shoulder one end is connected with second inner conductor (13) down, down barb shape convex shoulder (12) other end fixedly connected with down step shape convex shoulder (11), and step shape convex shoulder (11) are located and are connected inside casing (1) down.

4. The radio frequency coaxial connector of claim 1, wherein: the connecting shell (1) is internally provided with a connecting core wire (10), one end of the connecting core wire (10) is electrically connected with the upper stepped convex shoulder (9), and the other end of the connecting core wire is electrically connected with the lower stepped convex shoulder (11).

5. The radio frequency coaxial connector of claim 2, wherein: and a second contact member (14) is arranged in the middle of the inside of the second inner conductor (13), the second contact member (14) is fixedly connected to the lower end of the inside of the second inner conductor (13), and the first contact member (7) and the second contact member (14) are electrically connected with the core wire.

6. The radio frequency coaxial connector of claim 1, wherein: the connecting shell (1) is hexagonal, and the surface of the spiral contact piece (5) is threaded.