CN212062844U

CN212062844U - MCX radio frequency coaxial connector suitable for test and capable of being plugged and unplugged repeatedly

Info

Publication number: CN212062844U
Application number: CN202020526745.2U
Authority: CN
Inventors: 贾明; 孙晶; 朱霞
Original assignee: Jiangsu Yilian Communication Equipment Co ltd
Current assignee: Jiangsu Yilian Communication Equipment Co ltd
Priority date: 2020-04-08
Filing date: 2020-04-08
Publication date: 2020-12-01
Anticipated expiration: 2030-04-08

Abstract

The utility model discloses a MCX radio frequency coaxial connector which is suitable for testing and can be plugged and unplugged for a plurality of times, comprising a shell and a crimping sleeve, wherein the lower end of the shell is provided with a supporting leg, the side surface of the shell is provided with a joint, the direction of the joint is vertical to the supporting leg, and the joint is detachably connected with the crimping sleeve; an insulator and an inner conductor are arranged in the shell, and a gland is arranged at the upper end of the shell. The utility model adds external thread on the outer surface of the joint, and adds the crimping sleeve to connect with the joint, the cable for testing is inserted into the joint and fixed by the crimping sleeve, and the cable is prevented from loosening to influence the signal transmission and the testing result in the testing process; the utility model discloses an upper end of shell is provided with gland and briquetting, twists and moves the gland and be the briquetting and compress tightly the insulator, prevents that the insulator from rocking at the in-process of cable plug many times, and the gland can be dismantled, and the assembly of the insulator of being convenient for and contact pin improves work efficiency.

Description

MCX radio frequency coaxial connector suitable for test and capable of being plugged and unplugged repeatedly

Technical Field

The utility model belongs to the technical field of the radio frequency coaxial connector, concretely relates to but many times plug MCX type radio frequency coaxial connector.

Background

The radio frequency coaxial connector is widely applied in the fields of radio frequency and microwave, and is used as a connecting component for connecting a cable and a radio frequency device or a radio frequency circuit, the performance of the connector has great influence on the whole system, the excellent performance of the connector is ensured, the loss of a transmission line and the connector can be reduced to the minimum, and the radio frequency coaxial connector is the basis for ensuring the performance of the whole system. When carrying out the circuit test, the connector is fixed on the PCB board, and the cable can not carry out welded fastening with the connector, otherwise inconvenient the improving when the performance is not up to standard, can only connect through the grafting mode, but the mode cable of pegging graft is easily not hard up, influences test effect.

SUMMERY OF THE UTILITY MODEL

The purpose of the invention is as follows: the utility model aims at providing a but to prior art exist not enough, the utility model aims at providing a simple structure, convenient operation's plug MCX type radio frequency coaxial connector many times.

The technical scheme is as follows: in order to achieve the above purpose, the technical solution adopted by the present invention is as follows:

a MCX radio frequency coaxial connector suitable for testing and capable of being plugged and unplugged repeatedly comprises a shell and a crimping sleeve, wherein a supporting leg is arranged at the lower end of the shell, a joint is arranged on the side face of the shell, the direction of the joint is perpendicular to that of the supporting leg, and the joint is detachably connected with the crimping sleeve; an insulator and an inner conductor are arranged in the shell, and a gland is arranged at the upper end of the shell.

Preferably, the insulator is of an inverted L shape, one end of the insulator is located in the housing, and the other end of the insulator is located in the connector.

Preferably, the inner conductor comprises a pin in the housing and a core slot 8 in the joint, the pin and the core slot being connected.

Preferably, the gland is in threaded connection with the shell, the gland is provided with external threads, and the upper end of the shell is provided with internal threads.

Preferably, a pressing block is arranged on the lower surface of the gland, and the pressing block is in close contact with the insulator.

Preferably, the pressing block and the insulator are made of polytetrafluoroethylene, polyimide or ceramic fibers.

Preferably, a barb is arranged between the insulator and the inner wall of the joint.

Preferably, the contact pins are arranged at four corners of the shell, and the contact pins are arranged in the center of the supporting legs.

Preferably, the crimping sleeve is in threaded connection with the joint, the crimping sleeve is provided with an internal thread, and the joint is provided with an external thread.

Has the advantages that: compared with the prior art, the utility model has the advantages of it is following:

the MCX radio frequency coaxial connector suitable for testing and capable of being plugged and unplugged repeatedly is additionally provided with the external thread on the outer surface of the connector, the crimping sleeve is additionally arranged to be connected with the connector, a cable for testing is inserted into the connector and is fixed by the crimping sleeve, and the situation that the cable is loosened in the testing process to influence signal transmission and testing results is prevented; the utility model discloses an upper end of shell is provided with gland and briquetting, twists and moves the gland and be the briquetting and compress tightly the insulator, prevents that the insulator from rocking at the in-process of cable plug many times, and the gland can be dismantled, and the assembly of the insulator of being convenient for and contact pin improves work efficiency.

Drawings

FIG. 1 is a schematic diagram of a multi-pluggable MCX RF coaxial connector suitable for testing;

fig. 2 is a top view of a multi-pluggable MCX rf coaxial connector suitable for testing.

Detailed Description

The invention will be further elucidated with reference to the drawing.

As shown in fig. 1 and 2, the MCX radio frequency coaxial connector suitable for testing and capable of being plugged and unplugged for multiple times comprises a shell 1 and a crimping sleeve 2, wherein a supporting leg 3 is arranged at the lower end of the shell 1, a joint 4 is arranged on the side surface of the shell 1, the direction of the joint 4 is perpendicular to the supporting leg 3, the joint 4 is detachably connected with the crimping sleeve 2, the crimping sleeve 2 is in threaded connection with the joint 4, the crimping sleeve 2 is provided with an internal thread, and the joint 4 is provided with an external thread.

An insulator 5 and an inner conductor are provided in the housing 1, and a gland 6 is provided at the upper end of the housing 1. Gland 6 and 1 threaded connection of shell, gland 6 is provided with the external screw thread, and 1 upper end of shell is provided with the internal thread. The lower surface of the gland 6 is provided with a pressing block 9, and the pressing block 9 is tightly contacted with the insulator 5. The pressing block 9 and the insulator 5 are made of polytetrafluoroethylene, polyimide or ceramic fiber, and damage caused by high temperature in the assembling and welding process is avoided.

The insulator 5 is of an inverted L shape, one end of which is positioned in the shell 1 and the other end of which is positioned in the joint 4. In the joint, part of the insulator occupies part of the space of the joint 4, leaving a cable-receiving slot 11.

The inner conductor comprises a pin 7 positioned in the shell 1 and a core wire slot 8 positioned in the joint 4, and the pin 7 is connected with the core wire slot 8. The core wire insertion groove 43 and the inner conductor pin 2 are made of gold-plated brass. And a barb 10 is arranged between the insulator 5 and the inner wall of the joint 4 to prevent the insulator 5 and the core wire slot 8 from axially moving.

The contact pin 7 is arranged in the center of the supporting

leg

3, 4 supporting legs 3 are arranged and are evenly distributed at four corners of the shell 1, a stop block is arranged at the joint of the supporting leg 3 and the shell 1, and the sectional area of the stop block is larger than that of the supporting leg.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a but MCX radio frequency coaxial connector of plug many times that is suitable for test which characterized in that: the device comprises a shell (1) and a crimping sleeve (2), wherein a supporting leg (3) is arranged at the lower end of the shell (1), a joint (4) is arranged on the side surface of the shell (1), the direction of the joint (4) is vertical to the supporting leg (3), and the joint (4) is detachably connected with the crimping sleeve (2); an insulator (5) and an inner conductor are arranged in the shell (1), and a gland (6) is arranged at the upper end of the shell (1).

2. The multi-pluggable MCX rf coaxial connector adapted for testing of claim 1, wherein: the insulator (5) is of an inverted L shape, one end of the insulator is located in the shell (1), and the other end of the insulator is located in the connector (4).

3. The multi-pluggable MCX rf coaxial connector adapted for testing of claim 1, wherein: the inner conductor comprises a contact pin (7) positioned in the shell (1) and a core wire slot (8) positioned in the joint (4), and the contact pin (7) is connected with the core wire slot (8).

4. A multi-pluggable MCX rf coaxial connector adapted for testing according to claim 3, wherein: gland (6) and shell (1) threaded connection, gland (6) are provided with the external screw thread, shell (1) upper end is provided with the internal thread.

5. The multi-pluggable MCX rf coaxial connector adapted for testing of claim 1, wherein: and a pressing block (9) is arranged on the lower surface of the gland (6), and the pressing block (9) is in close contact with the insulator (5).

6. The multi-pluggable MCX rf coaxial connector adapted for testing of claim 5, wherein: the pressing block (9) and the insulator (5) are made of polytetrafluoroethylene, polyimide or ceramic fibers.

7. The multi-pluggable MCX rf coaxial connector adapted for testing of claim 1, wherein: and barbs (10) are arranged between the insulator (5) and the inner wall of the joint (4).

8. A multi-pluggable MCX rf coaxial connector adapted for testing according to claim 3, wherein: the supporting legs (3) are arranged at four corners of the shell (1), and the contact pins (7) are arranged in the center of the supporting legs (3).

9. The multi-pluggable MCX rf coaxial connector adapted for testing of claim 1, wherein: the crimping sleeve (2) is in threaded connection with the connector (4), the crimping sleeve (2) is provided with internal threads, and the connector (4) is provided with external threads.