CN213753224U

CN213753224U - High-reliability radio frequency cable connector assembly

Info

Publication number: CN213753224U
Application number: CN202023207616.6U
Authority: CN
Inventors: 卢骞; 谢志坚; 邢明海
Original assignee: Jiangsu Xixia Communication Technology Co ltd
Current assignee: Jiangsu Xixia Communication Technology Co ltd
Priority date: 2020-12-28
Filing date: 2020-12-28
Publication date: 2021-07-20
Anticipated expiration: 2030-12-28

Abstract

The utility model discloses a high reliability radio frequency cable connector component relates to cable assembly technical field, including casing, fixed mounting cable clamp and insulator in the casing and the inner conductor of grafting on the insulator, the casing include front end shell and with the rear end shell of the coaxial butt joint of front end shell, the front portion of rear end shell peg graft extremely in the front end shell, the seal groove has been seted up to the lateral surface of rear end shell front end, install first sealing washer in the seal groove, the fixed second sealing washer that is provided with of rear end shell medial surface works as the radio frequency cable pegs graft extremely when in the connector component, the medial surface of second sealing washer with the lateral surface laminating of radio frequency cable. The utility model discloses a this first sealing washer and second sealing washer play sealed effect to the joint gap between front end shell and the rear end shell and between rear end shell and the radio frequency cable, make the waterproof performance of connector improve greatly.

Description

High-reliability radio frequency cable connector assembly

Technical Field

The utility model relates to a cable assembly technical field especially relates to a high reliability radio frequency cable connector assembly.

Background

The radio frequency cable connector is a component attached to a cable or mounted on an instrument as a component to which a transmission line is electrically connected or separated. The radio frequency cable connector belongs to a mechanical and electrical integration product and mainly plays a role of a bridge. In more than sixty years, through the common efforts of experts of various countries, the radio frequency cable connector forms an independent and complete professional system, becomes an important component in a connector family, and is an indispensable key element of a coaxial transmission system. The existing radio frequency cable connector has large gaps at the joints of all parts, water easily enters the connector in the using process, and the connector is damaged.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that overcome prior art's shortcoming, provide a high reliability radio frequency cable connector assembly.

In order to solve the technical problem, the technical scheme of the utility model as follows:

the utility model provides a high reliability radio frequency cable connector component, includes casing, fixed mounting cable clamp and insulator in the casing and pegs graft the inner conductor on the insulator, the casing include front end shell and with the rear end shell of the coaxial butt joint of front end shell, the front portion of rear end shell peg graft extremely in the front end shell, the seal groove has been seted up to the lateral surface of rear end shell front end, install first sealing washer in the seal groove, the fixed second sealing washer that is provided with of rear end shell medial surface, work as radio frequency cable peg graft extremely when in the connector component, the medial surface of second sealing washer with the lateral surface laminating of radio frequency cable.

As an optimized solution of the high reliability radio frequency cable connector assembly of the present invention, wherein: the rear end of the inner side face of the rear end shell is provided with an annular mounting groove, and the second sealing ring is located in the annular mounting groove.

As an optimized solution of the high reliability radio frequency cable connector assembly of the present invention, wherein: and the rear end of the rear end shell is also coaxially inserted with a pressing ring for pressing the second sealing ring in the annular mounting groove.

As an optimized solution of the high reliability radio frequency cable connector assembly of the present invention, wherein: the front end of the compression ring is provided with a positioning step, and the second sealing ring is sleeved outside the positioning step.

As an optimized solution of the high reliability radio frequency cable connector assembly of the present invention, wherein: the rear portion of the rear end shell is provided with an annular flange, and when the front portion of the rear end shell is inserted into the front end shell, the rear end of the front end shell is abutted to the annular flange.

The utility model has the advantages that:

(1) the utility model discloses be provided with first sealing washer in the joint gap between front end shell and the rear end shell, can play sealed effect to the joint gap between front end shell and the rear end shell through this first sealing washer, simultaneously, be provided with the second sealing washer at the medial surface of rear end shell, can play sealed effect to the joint gap between rear end shell and the radio frequency cable through the second sealing washer, make the waterproof performance of connector improve greatly;

(2) the outer side of the rear part of the rear end shell of the utility model is also provided with an annular flange, when the front part of the rear end shell is inserted into the front end shell, the rear end of the front end shell is abutted against the annular flange, thus ensuring the rigidity when the front end shell is connected with the rear end shell;

(3) the utility model discloses set up annular location step at the preceding terminal surface of clamping ring, the clamping ring is when carrying out the crimping to the second sealing washer, and the second sealing washer can overlap and establish outside this location step, plays the effect of location.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without inventive labor.

Fig. 1 is a schematic structural diagram of a high reliability rf cable connector assembly according to the present invention;

fig. 2 is an exploded view of the high reliability rf cable connector assembly provided by the present invention;

fig. 3 is an exploded cross-sectional view of a high reliability rf cable connector assembly according to the present invention;

wherein: 1. a front end housing; 2. a rear end housing; 3. a cable clamp; 4. an insulator; 5. an inner conductor; 6. riveting a pipe; 7. a sealing groove; 8. a first seal ring; 9. an annular mounting groove; 10. a second seal ring; 11. pressing a ring; 12. positioning a step; 13. an annular flange.

Detailed Description

In order that the present invention may be more readily and clearly understood, a more particular description of the invention briefly described above will be rendered by reference to specific embodiments that are illustrated in the appended drawings.

The embodiment provides a high-reliability radio frequency cable connector assembly, which comprises a shell, wherein the shell comprises a front end shell 1 and a rear end shell 2, and the front end shell 1 and the rear end shell 2 are both approximately cylindrical. The rear end of the front end shell 1 is provided with an opening for the rear end shell 2 to extend, and the front part of the rear end shell 2 is inserted into the front end shell 1 to form a shell. A cable clamp 3 and an insulator 4 are fixedly installed in the front end housing 1, an inner conductor 5 is inserted into the insulator 4, and a riveting pipe 6 is sleeved outside the inner conductor 5. The connection of the rf cable to the connector can be accomplished by inserting the end of the rf cable into the connector.

An annular sealing groove 7 is formed in the outer side surface of the front portion of the rear end housing 2, and an annular first sealing ring 8 is mounted in the sealing groove 7. After the front part of the rear end housing 2 is inserted into the front end housing 1, the outer side surface of the first seal ring 8 abuts against the inner side surface of the front end housing 1, thereby sealing the connection gap between the front end housing 1 and the rear end housing 2.

Preferably, an annular flange 13 is further provided on the outside of the rear portion of the rear end housing 2. When the front part of the rear housing 2 is inserted into the front housing 1, the rear end of the front housing 1 abuts against the annular flange 13, and rigidity is ensured when the front housing 1 is connected to the rear housing 2.

Further, an annular mounting groove 9 is formed at the rear end of the inner surface of the rear end housing 2, and an annular second seal ring 10 is mounted in the annular mounting groove 9. When the radio frequency cable is inserted into the connector assembly, the inner side surface of the second sealing ring 10 is attached to the outer side surface of the radio frequency cable, so that the connection gap between the radio frequency cable and the rear-end shell 2 is sealed. The rear end of the rear end shell 2 is also inserted with a pressing ring 11, the pressing ring 11 is inserted into the annular mounting groove 9, the second sealing ring 10 can be tightly pressed in the annular mounting groove 9, and the position stability of the second sealing ring 10 is guaranteed. The outer diameter of the second seal ring 10 and the outer diameter of the pressure ring 11 are equal to the diameter of the annular mounting groove 9.

Preferably, an annular positioning step 12 is further formed in the front end face of the pressing ring 11, that is, the end face facing the second sealing ring 10, and when the pressing ring 11 presses the second sealing ring 10 in the annular mounting groove 9, the second sealing ring 10 is sleeved outside the positioning step 12.

The utility model discloses a this first sealing washer 8 and second sealing washer 10 play sealed effect to the joint gap between front end shell 1 and the rear end shell 2 and between rear end shell 2 and the radio frequency cable, make the waterproof performance of connector improve greatly.

In addition to the above embodiments, the present invention may have other embodiments; all the technical solutions formed by adopting equivalent substitutions or equivalent transformations fall within the protection scope claimed by the present invention.

Claims

1. The utility model provides a high reliability radio frequency cable connector component, includes casing, fixed mounting cable clamp (3) and insulator (4) in the casing and pegs graft inner conductor (5) on insulator (4), its characterized in that: the shell comprises a front end shell (1) and a rear end shell (2) coaxially butted with the front end shell (1),

the front portion of rear end shell (2) is inserted into in front end shell (1), seal groove (7) have been seted up to the lateral surface of rear end shell (2) front end, install first sealing washer (8) in seal groove (7), rear end shell (2) medial surface is fixed and is provided with second sealing washer (10), works as the radio frequency cable peg graft to when in the connector subassembly, the medial surface of second sealing washer (10) with the lateral surface laminating of radio frequency cable.

2. The high reliability radio frequency cable connector assembly of claim 1, wherein: the rear end of the inner side face of the rear end shell (2) is provided with an annular mounting groove (9), and the second sealing ring (10) is located in the annular mounting groove (9).

3. The high reliability radio frequency cable connector assembly of claim 2, wherein: and the rear end of the rear end shell (2) is also coaxially inserted with a pressing ring (11) which is used for pressing the second sealing ring (10) in the annular mounting groove (9).

4. The high reliability radio frequency cable connector assembly of claim 3, wherein: positioning step (12) have been seted up to the front end of clamping ring (11), second sealing washer (10) cover is established outside positioning step (12).

5. The high reliability radio frequency cable connector assembly of claim 1, wherein: the rear part of the rear end shell (2) is provided with an annular flange (13),

when the front part of the rear end housing (2) is inserted into the front end housing (1), the rear end of the front end housing (1) abuts against the annular flange (13).