CN217114903U

CN217114903U - High-power quick-plug floating radio frequency coaxial connector

Info

Publication number: CN217114903U
Application number: CN202220895230.9U
Authority: CN
Inventors: 钱凯; 常少国
Original assignee: Changzhou Kingsignal Fengshi Communication Equipment Co ltd
Current assignee: Changzhou Kingsignal Fengshi Communication Equipment Co ltd
Priority date: 2022-04-18
Filing date: 2022-04-18
Publication date: 2022-08-02
Anticipated expiration: 2032-04-18

Abstract

The utility model relates to a high-power quick-plug floating radio frequency coaxial connector, which comprises a first shell and a third shell, wherein one end of the third shell is connected with the first shell by screw thread; a first insulator fixedly disposed in the first housing, one end of which forms an inner step surface and the other end of which forms an outer step surface; the second insulator is sleeved on the cable core; the bushing and the screw are positioned in the third shell, the screw is in threaded connection with the third shell, and the front end of the screw is abutted to the bushing; the cable penetrates the bush, the shielding layer and the bush inner wall welded connection of cable, cable shielding layer terminal surface and the sealed cooperation of second insulator, get into first insulator behind the cable conductor passes the second insulator to be connected with the jack spare in the first insulator. The high-power connector can meet the high-power requirement, and the weak point of power resistance of the conventional connector is solved.

Description

High-power quick-plug floating radio frequency coaxial connector

Technical Field

The utility model relates to a high-power floating radio frequency coaxial connector of inserting soon.

Background

The rf coaxial connector is generally a component attached to a cable or mounted on an instrument as a component for realizing electrical connection or separation of transmission lines; the microstrip transmission line has the functions of connecting transmission lines, microstrip circuits and printed circuit board circuit ties in microwave transmission, has the advantages of wide working frequency band, convenience in connection and the like, and is widely applied to the fields of aerospace systems, microwave communication engineering and military weapons.

With the continuous progress of the present military and communication equipment, the requirements for systematization and modularization of the connector are continuously increased, the quick-plug connector is more and more widely applied, the requirements for axial tolerance and radial tolerance of the connector are more and more increased, the requirements for power are more and more strict in a special environment, and after the traditional connector is plugged, air gaps can appear at the end face position, so that the ignition can be caused when the power is over-power; as the communications industry has rapidly developed, existing connectors have failed to meet the user's demands for high power, large tolerances, and quick installation.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is: the defects of the prior art are overcome, the high-power quick-plug floating radio frequency coaxial connector is provided, and the problem that the risk of sparking is easy to occur in the conventional connector in a high-power environment is solved.

The utility model provides a technical scheme that its technical problem adopted is:

a high-power quick-plug floating RF coaxial connector is provided, which comprises

The first shell and the third shell are connected with one end of the third shell in a threaded manner;

the first insulator is fixedly arranged in the first shell, an inner step surface used for being matched with the second insulating sealing piece is formed at one end of the first insulator, an outer step surface is formed at the other end of the first insulator, and the outer step surface is suitable for being matched with the insulator in the opposite connector in a sealing mode;

the second insulator is sleeved on the cable core wire, one end of the second insulator is in sealing fit with the inner step surface of the first insulator, and the other end of the second insulator is in sealing fit with the cable shielding layer and the end surface of the third shell;

the bushing and the screw are positioned in the third shell, the screw is in threaded connection with the third shell, and the front end of the screw is abutted against the bushing so as to axially abut against the bushing in the third shell;

the cable penetrates the bush, the shielding layer and the bush inner wall welded connection of cable, cable shielding layer terminal surface and the sealed cooperation of second insulator, get into first insulator behind the cable conductor passes the second insulator to be connected with the jack spare in the first insulator.

Furthermore, the motor further comprises a second shell, wherein the second shell is sleeved outside the first shell, a spring is arranged in the second shell, one end of the spring is abutted against the first shell, and the other end of the spring is abutted against the second shell so as to drive the second shell to be abutted against the third shell.

Further, a first washer is arranged between the screw and the bushing.

Further, a second washer is disposed between the spring and the second housing.

Furthermore, the end socket of the first shell is in a cone shape.

The utility model has the advantages that:

1. the utility model discloses high-power inserts the radio frequency coaxial connector that floats soon can join in marriage about the insulator when the both ends connector inserts for guarantee that the interface end is covered by the medium completely, guarantee that it satisfies high-power requirement, solve the weak point of conventional connector power-tolerant.

2. The utility model discloses use insulating medium to participate in to the interface air section, prevent that pure air medium from appearing in the interface end, guarantee that the connector normally works under high-power environment.

3. The end face design of first shell has the taper mouth and sets up the spring in the outside, makes the connector have outstanding radial floating tolerance, guarantees the connector safe and reliable when to inserting.

Drawings

The present invention will be further explained with reference to the accompanying drawings.

Fig. 1 is a schematic diagram of a half-section structure of the high-power quick-plug floating rf coaxial connector of the present invention;

fig. 2 is a structural diagram of the cable of the high-power quick-plug floating rf coaxial connector according to the present invention after being installed;

fig. 3 is the structure diagram of the high-power quick-plugging floating rf coaxial connector of the present invention after the male and female connectors are plugged.

21, a first shell, 22, a second shell, 23 and a third shell;

31. a first insulator, 32, a second insulator;

41. a first gasket 42, a second gasket;

51. bushing, 52, screw;

6. spring, 7, jack-hole piece.

Detailed Description

The invention will now be further described with reference to the accompanying drawings. The drawings are simplified schematic diagrams only illustrating the basic structure of the present invention in a schematic manner, and thus show only the components related to the present invention.

As shown in fig. 1 to 3, a high-power quick-plug floating rf coaxial connector includes a first housing 21 and a third housing 23, wherein one end of the third housing 23 is connected to the first housing 21 by a screw thread;

a first insulator 31 fixedly disposed in the first housing 21, having one end formed with an inner step surface for fitting with the second insulator, and the other end formed with an outer step surface adapted to be fitted with the insulator in the opposite connector in a sealing manner;

a second insulator 32, which is sleeved on the cable core wire, and one end of which is in sealing fit with the inner step surface of the first insulator 31, and the other end of which is in sealing fit with the cable shielding layer and the end surface of the third shell 23;

a bushing 51 and a screw 52, both located in the third housing 23, wherein the screw 52 is in threaded connection with the third housing 23, and the front end of the screw 52 abuts against the bushing 51 to axially abut against the bushing 51 in the third housing 23;

the cable penetrates into bush 51, the shielding layer and bush 51 inner wall welded connection of cable, cable shielding layer terminal surface and the sealed cooperation of second insulator 32, get into first insulator 31 behind the cable conductor passes second insulator 32 to be connected with jack spare 7 in the first insulator 31.

Specifically, as an optional implementation manner in this embodiment, as shown in fig. 1, the mobile phone further includes a second housing 22, the second housing 22 is sleeved outside the first housing 21, a spring 6 is disposed in the second housing 22, one end of the spring 6 abuts against the first housing 21, and the other end of the spring 6 abuts against the second housing 22, so as to drive the second housing 22 to abut against the third housing 23.

In this embodiment, first shell 21 and second shell 22 realize through spring 6 that the axial floats, and after fixed between the connector board, can guarantee that the public female head of connector is reliable to inserting, reduces the use risk.

Specifically, as an alternative embodiment in this embodiment, as shown in fig. 1, a first washer 41 is disposed between the screw 52 and the bushing 51.

In this embodiment, the first washer 41 is provided to prevent the bushing 51 from being damaged by the screw 52.

Specifically, as an alternative embodiment in this embodiment, as shown in fig. 1, a second washer 42 is disposed between the spring 6 and the second housing 22.

In this embodiment, the second washer 42 is provided to prevent the spring 6 from damaging the housing.

Specifically, as an alternative embodiment in this embodiment, as shown in fig. 1, the end socket of the first housing 21 is in a cone shape.

In this embodiment, the tapered opening of the first housing 21 ensures the guiding and large tolerance requirements when the two-end connectors are inserted.

In the high-power quick-plug floating radio frequency coaxial connector of the embodiment, two ends of the second insulator 32 are respectively in sealing contact fit with the shielding layer of the cable and the first insulator 31, and similarly, the other side of the first insulator 31 is in sealing fit with the insulator in the male connector through the outer step surface; as shown in fig. 3, the interface air section is doped with the insulating medium, so as to prevent the pure air medium from appearing at the interface end and ensure the normal operation of the connector in a high-power environment.

The utility model discloses a high-power floating radio frequency coaxial connector of inserting soon, first shell 21 and the 23 threaded connection of third shell form a body structure, the cable penetrates bush 51, welded connection between the shielding layer of cable and the bush 51 inner wall, the heart yearn of cable gets into first insulator 31 after passing second insulator 32, through the threaded connection between screw 52 and the third shell 23, thereby with bush 51 and cable axial locking, the cable heart yearn is connected with jack spare 7 in the first insulator 31, it is firm to guarantee that the cable is fixed.

When the male connector is connected with the female connector, the male plug-in component is connected with the jack component 7 of the female connector in the first insulator 31, and the connector is guaranteed to normally work under a high-power environment by means of reliable sealing performance of two ends of the first insulator 31.

In light of the foregoing, it will be apparent to those skilled in the art from this disclosure that various changes and modifications can be made without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.

Claims

1. A high-power quick-plug floating radio frequency coaxial connector is characterized by comprising

2. The high-power quick-plug floating radio-frequency coaxial connector according to claim 1, further comprising a second housing, wherein the second housing is sleeved outside the first housing, a spring is arranged in the second housing, one end of the spring abuts against the first housing, and the other end of the spring abuts against the second housing to drive the second housing to abut against a third housing.

3. The high power, fast plugging, floating RF coaxial connector of claim 1,

a first washer is arranged between the screw and the bushing.

4. The high power, fast plugging, floating RF coaxial connector of claim 2,

a second washer is disposed between the spring and the second housing.

5. The high power, fast plugging, floating RF coaxial connector of claim 2,

the end socket of the first shell is in a cone shape.