CN211088635U - High-strength radio frequency coaxial connector - Google Patents

Abstract

The utility model provides a radio frequency coaxial connector of high strength, including inner conductor, non-metallic shell and insulator, non-metallic shell with between the insulator with structural connection through the stopper between the inner conductor, the inner conductor with insulator contact department is equipped with the spacing hole of inner conductor stopper and corresponding insulator, non-metallic shell with insulator contact department is equipped with non-metallic shell stopper and corresponding the spacing hole of insulator can effectively play the mechanical fastening effect that prevents mutual motion between the part to guarantee that radio frequency coaxial connector internals assembles firmly, connect fully.

Description

High-strength radio frequency coaxial connector

Technical Field

The utility model relates to a communication equipment technical field especially relates to a radio frequency coaxial connector of high strength.

Background

With the development of the communication industry, radio frequency coaxial connectors are more widely applied, the varieties and the demand of the radio frequency coaxial connectors are greatly increased, however, a user evaluates the quality of one radio frequency coaxial connector, and the requirements on the structural stability of the radio frequency coaxial connector are higher and higher besides the electrical performance of the radio frequency coaxial connector. However, the existing rf coaxial connector mainly comprises an inner conductor, an outer conductor, an insulator, and a pin, and each component often causes some problems in a long-term use process, for example: the parts rotate or slide, the contact is not firm, and particularly the position between the insulator and the inner conductor and the position between the insulator and the outer conductor are fixed. The generation of such problems affects the quality of the radio frequency coaxial connector to a certain extent, and the solution of the problems is very important

SUMMERY OF THE UTILITY MODEL

To the above problem, the present invention aims to provide a high strength rf coaxial connector to solve the problems in the background art.

The purpose of the utility model is realized by adopting the following technical scheme:

the utility model provides a radio frequency coaxial connector of high strength, including inner conductor, non-metallic shell and insulator, the inner conductor runs through to be located in non-metallic shell's the inner chamber, the inner conductor passes through the insulator with non-metallic shell is insulating to be kept apart, the front end of inner conductor has first socket, and the rear end has and is used for by central conductor male second socket of cable, second socket right-hand member is provided with the central conductor inserted hole, the central conductor inserted hole is provided with the insulating piece, be provided with on the insulating piece with the coaxial cylindrical through-hole of second socket, non-metallic shell with between the insulator with structural connection through the stopper between the inner conductor, the inner conductor with insulator contact department is equipped with inner conductor stopper and the spacing hole of corresponding insulator, non-metallic shell with insulator contact department is equipped with non-metallic shell stopper and corresponding The insulator limiting holes are distributed along the outer wall of the inner conductor, and the non-metal shell limiting holes are distributed along the inner wall of the non-metal shell.

Beneficially or exemplarily, the stopper is provided with a stopper strip.

Advantageously or exemplarily, a sealing ring is arranged between the insulator and the non-metallic shell and between the insulator and the inner conductor respectively.

Advantageously or exemplarily, the sealing ring is an O-ring.

Advantageously or exemplarily, the non-metallic housing is a PEI plastic housing.

Advantageously or exemplarily, the inner conductor is a beryllium bronze alloy conductor.

Advantageously or exemplarily, the insulator is of PTFE.

The utility model has the advantages that:

the utility model provides a high-strength radio frequency coaxial connector, which has higher high temperature resistance and salt fog resistance effects by arranging the non-metal shell; the sealing ring meets the waterproof and airtight requirements of the radio frequency coaxial connector; the barb structure can ensure that the internal parts of the radio frequency coaxial connector are firmly assembled and fully connected.

Drawings

The present invention is further explained by using the drawings, but the embodiments in the drawings do not constitute any limitation to the present invention, and for those skilled in the art, other drawings can be obtained according to the following drawings without any inventive work.

Fig. 1 is a schematic diagram of a high-strength rf coaxial connector according to an exemplary embodiment of the present invention;

reference numerals: 1-an inner conductor; 2-a non-metallic housing; 3-an insulator; 4-a first socket; 5-a second socket; 6-center conductor insertion opening; 7-an insulating sheet; 8-sealing ring; 9-an inner conductor stopper; 10-a non-metallic housing stopper; 11-a limit strip.

Detailed Description

The invention will be further described with reference to the following examples.

Referring to fig. 1, the present invention provides a high strength rf coaxial connector, which includes an inner conductor 1, a non-metal shell 2 and an insulator 3, wherein the inner conductor 1 is disposed in an inner cavity of the non-metal shell 2, the inner conductor 1 is isolated from the non-metal shell 2 through the insulator 3, the inner conductor 1 has a first socket 4 at a front end thereof, a second socket 5 for being inserted by a central conductor of a cable is disposed at a rear end thereof, a central conductor insertion hole 6 is disposed at a right end of the second socket 5, the central conductor insertion hole 6 is provided with an insulating sheet 7, a cylindrical through hole coaxial with the second socket 5 is disposed on the insulating sheet 7, the non-metal shell 2 is connected with the insulator 3, the insulator 3 is connected with the inner conductor 1 through a stopper structure, an inner conductor stopper 9 and a corresponding insulator stopper hole are disposed at a contact position of the inner conductor 1 and the insulator 3, the non-metal shell 2 with insulator 3 contact department is equipped with non-metal shell stopper 10 and corresponding insulator spacing hole, inner conductor stopper 9 is followed 1 outer wall of inner conductor distributes, non-metal shell stopper 10 is followed 2 inner walls of non-metal shell distribute.

In an implementation manner under the preferred embodiment, the limiting block is provided with a limiting strip 11.

This preferred embodiment, work as the stopper inserts during spacing hole, the starting drive that sets up on the accessible stopper follows the stopper is inside to be stretched out spacing 11 makes spacing 11 stretches into the screens is realized to the spacing hole of phase-match that insulator 3 is inside to be provided with for the coordination is more firm, adopts stopper structure assembling process just can reach the purpose of accurate butt joint very easily, and the steadiness after the assembly is strong, also difficult appearance is not hard up, can effectively play the mechanical fastening effect that prevents the mutual motion between the part to guarantee that radio frequency coaxial connector inside parts assembles firmly, connect fully.

According to a preferred embodiment of the present invention, a sealing ring 8 is disposed between the insulator 3 and the non-metal shell 2 and between the insulator 3 and the inner conductor 1.

In an implementation under this preferred embodiment, the sealing ring 8 is an O-ring.

In the preferred embodiment, the sealing ring 8 is an auxiliary structure designed for meeting the waterproof and airtight requirements of the radio frequency coaxial connector, so that the requirement of waterproof performance can be met when the radio frequency coaxial connector is used outdoors, and the use of instruments is protected.

According to a preferred embodiment of the invention said non-metallic housing 2 is a PEI plastic housing.

In the preferred embodiment, the PEI plastic shell is selected as the non-metal shell 2, the chemical reaction between the material of the PEI plastic shell and acid and alkali is not realized, the PEI plastic shell has high temperature resistance (high temperature resistance up to 220 ℃), the salt spray resistance effect can reach more than 3600 hours, and the PEI high molecular material can be completely selected in various special use occasions.

According to a preferred embodiment of the invention, the inner conductor 1 is a beryllium bronze alloy conductor.

According to a preferred embodiment of the present invention, the insulator 3 is made of PTFE.

In the preferred embodiment, the PTFE material has excellent insulativity, high and low temperature resistance and corrosion resistance, can prevent the radio frequency coaxial connector from electric shock danger caused by current leakage when the current passes through the radio frequency coaxial connector, and has better high and low temperature resistance and corrosion resistance so that the radio frequency coaxial connector is more durable.

It should be finally noted that the above embodiments are only intended to illustrate the technical solutions of the present invention, and not to limit the scope of the present invention, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solutions of the present invention can be modified or replaced with equivalents without departing from the spirit and scope of the technical solutions of the present invention.

Claims (7)

1. The utility model provides a radio frequency coaxial connector of high strength, includes inner conductor, non-metallic shell and insulator, characterized by, the inner conductor runs through to be located in the inner chamber of non-metallic shell, the inner conductor passes through the insulator with non-metallic shell insulation is kept apart, the front end of inner conductor has first socket, and the rear end has and is used for by central conductor male second socket of cable, second socket right-hand member is provided with the central conductor inserted hole, the central conductor inserted hole is provided with the insulating piece, be provided with on the insulating piece with the coaxial cylindrical through-hole of second socket, non-metallic shell with between the insulator with through the structural connection of stopper between the inner conductor, the inner conductor with insulator contact department is equipped with inner conductor stopper and the spacing hole of corresponding insulator, non-metallic shell with insulator contact department is equipped with non-metallic shell stopper and corresponding the insulation is located The spacing hole of reason body, the spacing hole edge of inner conductor the distribution of inner conductor outer wall, the spacing hole edge of non-metallic casing the distribution of non-metallic casing inner wall.

2. The high-strength radio frequency coaxial connector as claimed in claim 1, wherein the stopper is provided with a stopper strip.

3. A high strength rf coaxial connector as in claim 1, wherein a seal is disposed between said insulator and said non-metallic shell and between said insulator and said inner conductor.

4. A high strength rf coaxial connector as in claim 3, wherein the seal is an O-ring seal.

5. The high strength rf coaxial connector of claim 1, wherein the non-metallic housing is a PEI plastic housing.

6. A high strength rf coaxial connector as in claim 1, wherein the inner conductor is a beryllium bronze alloy conductor.

7. A high strength rf coaxial connector as in claim 1, wherein the insulator is PTFE.

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