CN215732561U

CN215732561U - Radio frequency coaxial connector with double inner conductors

Info

Publication number: CN215732561U
Application number: CN202122215149.XU
Authority: CN
Inventors: 陶晓剑
Original assignee: Kunshan Pulexi Precision Element Co ltd
Current assignee: Kunshan Pulexi Precision Element Co ltd
Priority date: 2021-09-14
Filing date: 2021-09-14
Publication date: 2022-02-01
Anticipated expiration: 2031-09-14

Abstract

The utility model belongs to the technical field of electromechanical and electronic equipment, in particular to a radio frequency coaxial connector with double inner conductors, which comprises an outer shell cover, wherein the outer part of the outer shell cover is provided with a spiral cover, the surface of the spiral cover, which is close to the outer shell cover, is provided with connecting threads, the surface of the spiral cover is penetrated and provided with an arc-shaped groove, the inner wall of the arc-shaped groove is provided with a spring piece, one side of the outer shell cover is provided with a connecting insulator, an inner groove is formed in a gap between the outer shell cover and the connecting insulator, one side of the outer shell cover is penetrated and provided with a male head, one side of the connecting insulator is penetrated and provided with a female head, one end of the female head, which is close to the male head, is provided with an annular clamping groove, one side of the connecting insulator, which is close to the outer shell cover, is provided with a connecting block, one side of the connecting insulator, which is far away from the connecting groove, is provided with a pressure spring, the surface of the female head is provided with a pressure spring, through the structure of the annular clamping groove and the pressure spring, the better dismantlement effect of connector can be reached.

Description

Radio frequency coaxial connector with double inner conductors

Technical Field

The utility model relates to the technical field of electromechanical electronic equipment, in particular to a radio frequency coaxial connector with double inner conductors.

Background

The radio frequency coaxial connector, called RF connector for short, is generally regarded as an element which is mounted on a cable or mounted on an instrument, is used as an element for electrical connection or separation of a transmission line, belongs to a mechatronic product, and simply plays a role of a bridge.

The prior art has the following problems:

1. the existing radio frequency coaxial connector provides a connector of a bidirectional conductor for improving the effects of transmission efficiency, filtering and the like, and compared with a unidirectional conductor connector, the bidirectional conductor cannot be rotationally connected with the unidirectional conductor in the same way due to the structural reason when being installed and butted, but the direct plug-in connection also has a high probability of damaging the conductor head of the connector, so that the product is scrapped;

2. the conventional fixing method of the radio frequency coaxial connector is a nut screwing mode, and in some special working environments, such as high-power sound equipment and automobiles, the working environment has a high-strength vibration condition, so that the nut is loosened, and finally, a conductor in an insulator is distorted and deformed to cause a fault of poor contact of the connector.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides a radio frequency coaxial connector with double inner conductors, which solves the problems of the existing installation mode and poor contact.

In order to achieve the purpose, the utility model provides the following technical scheme: a radio frequency coaxial connector with double inner conductors comprises an outer shell cover, wherein a screw cover is arranged outside the outer shell cover, the surface of the spiral shell cover close to the outer shell cover is provided with connecting threads, the surface of the spiral shell cover is provided with an arc-shaped groove in a penetrating way, a spring leaf is arranged on the inner wall of the arc-shaped groove, a connecting insulator is arranged on one side of the outer shell cover, an inner groove is formed in a gap between the outer shell cover and the connecting insulator, a male head is arranged on one side of the outer shell cover in a penetrating way, a female head is arranged at one side of the connecting insulator in a penetrating way, an annular clamping groove is arranged at one end of the female head close to the male head, one side of the connecting insulator, which is close to the outer shell cover, is provided with a connecting groove, one end of the outer shell cover, which is close to the connecting groove, is provided with a connecting block, one side of the connecting insulator, which is far away from the connecting groove, is provided with a fixed block, the surface of the female head is provided with a pressure spring, and a rubber ball is arranged inside the connecting insulator.

In a preferred embodiment of the present invention, the outer shell cover is in meshing transmission with the coupling thread through the surface thread, the coupling insulator is in meshing transmission with the coupling thread through the surface thread, and the coupling insulator is in threaded connection with the outer shell cover through the screw cover.

As a preferred technical scheme of the utility model, the spring piece is elastically connected with the arc-shaped grooves, the size of the inner surface of the inner groove is matched with the size of the outer surface of the spring piece, the spring piece is clamped with the inner groove, the number of the arc-shaped grooves is two, and the two groups of arc-shaped grooves are annularly distributed on the surface of the screw cover.

As a preferred technical scheme of the utility model, the male head is fixedly connected with the outer shell cover, the female head is fixedly connected with the rubber ball, the outer diameter of the male head is matched with the inner diameter of the annular clamping groove, and the male head is clamped with the annular clamping groove.

As a preferable technical solution of the present invention, the number of the female heads is two, and the two female heads are axially symmetrically distributed with respect to a horizontal line connecting the insulators.

As a preferred technical solution of the present invention, the connecting block is fixedly connected to the housing cover, the outer surface dimension of the connecting block matches the inner surface dimension of the connecting groove, and the connecting groove is inserted into the connecting block.

As a preferred technical scheme of the present invention, the fixing block is fixedly connected to the connecting insulator, the female head is inserted into the fixing block, the pressure spring is fixedly connected to the female head, and the female head is elastically connected to the fixing block through the pressure spring.

Compared with the prior art, the utility model provides a radio frequency coaxial connector with double inner conductors, which has the following beneficial effects:

1. this radio frequency coaxial connector of two inner conductors, set up ring groove through the one end that is close to public head at female head, make female head pass through ring groove joint female head when butt joint with public head, the traditional mode of cup jointing of mode replacement that utilizes the joint, make connect insulator reduce the moment of effect at female head and public head end when the installation is dismantled between and the shell cover, thereby protect female head and public head, prevent to take place to pull out the condition absolutely between it, the problem of the unable rotation installation of bidirectional conductor of comparatively convenient solution, and through setting up the rubber ball between two sets of female heads, make when dismantling through pressing female head, make pressure spring elastic deformation under the effect of lever force between female head and the connection insulator, and ring groove opens the unblock with public head, conveniently connect the whole change effect of insulator, reduce the time of installation and dismantlement.

2. This radio frequency coaxial connector of two inner conductors, through the inside that is close to the shell cover at the spiral shell cover sets up the connecting line, make its and shell cover and connection insulator threaded connection, realize fundamental connection effect, and through set up the arc wall on the spiral shell cover surface, and set up the spring leaf therein, when the arc wall surface rotates to interior groove end, the spring leaf receives elasticity influence and inside groove joint, can improve the shell cover like this and be connected the fixity between the insulator, the spiral shell cover can not take place the shake along with the vibration influence, the relative connectivity of having protected inside public head and female head.

Drawings

FIG. 1 is a front view of the present invention in a sectional view;

FIG. 2 is a general view of the screw cap structure of the present invention;

FIG. 3 is a schematic view of a female connection structure according to the present invention;

fig. 4 is a schematic side view of the fixing block structure of the present invention.

In the figure: 1. a housing cover; 2. a screw housing; 3. connecting lines; 4. an arc-shaped slot; 5. a spring plate; 6. a connecting insulator; 7. an inner tank; 8. a male head; 9. a female head; 10. an annular neck; 11. connecting grooves; 12. connecting blocks; 13. a fixed block; 14. a pressure spring; 15. a rubber ball.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, in this embodiment: a radio frequency coaxial connector with double inner conductors comprises an outer shell cover 1 for insulation protection; the outer part of the outer shell cover 1 is provided with a screw cover 2 which is used for fixedly connecting the outer shell cover 1 in a rotating way; the surface of the screw cover 2 close to the outer shell cover 1 is provided with connecting threads 3 for being in threaded connection with the outer shell cover 1; an arc-shaped groove 4 penetrates through the surface of the spiral cover 2, and a spring piece 5 is arranged on the inner wall of the arc-shaped groove 4 and used for elastically pressing the outer shell cover 1; one side of the outer shell cover 1 is provided with a connecting insulator 6 for insulation; an inner groove 7 is formed in a gap between the shell cover 1 and the connecting insulator 6 and is used for being clamped with the spring piece 5 and fixedly connecting the insulator 6 and the shell cover 1; a male head 8 is arranged on one side of the outer shell cover 1 in a penetrating way and is used for signal transmission; a female head 9 is arranged at one side of the connecting insulator 6 in a penetrating way and is used for receiving signals; one end of the female head 9 close to the male head 8 is provided with an annular clamping groove 10 for clamping with the male head 8; one side of the connecting insulator 6 close to the shell cover 1 is provided with a connecting groove 11 for connecting a subsequent device; one end of the outer shell cover 1 close to the connecting groove 11 is provided with a connecting block 12 for improving the fixity of the connector; a fixing block 13 is arranged on one side of the connecting insulator 6, which is far away from the connecting groove 11, and is used for stabilizing the female head 9; the surface of the female head 9 is provided with a pressure spring 14 for elastic deformation; the connection insulator 6 is provided with a rubber ball 15 inside for lever effect with the pressure spring 14.

In the embodiment, the outer housing cover 1 is in meshing transmission with the connecting threads 3 through surface threads, the connecting insulator 6 is in threaded connection with the outer housing cover 1 through the screw cover 2, and the outer housing cover 1 and the connecting insulator 6 are in threaded fixation by rotating the screw cover 2 to drive the connecting threads 3; the spring piece 5 is elastically connected with the arc-shaped grooves 4, the size of the inner surface of the inner groove 7 is matched with the size of the outer surface of the spring piece 5, the spring piece 5 is clamped with the inner grooves 7, the number of the arc-shaped grooves 4 is two, the two groups of arc-shaped grooves 4 are annularly distributed on the surface of the spiral cover 2, the spring piece 5 is limited by the outer shell cover 1 in the arc-shaped grooves 4 and is clamped with the inner grooves 7 when rotating to the inner grooves 7, and therefore the horizontal position of the spiral cover 2 is fixed; the male head 8 is fixedly connected with the outer shell cover 1, the female head 9 is fixedly connected with the rubber ball 15, the outer diameter of the male head 8 is matched with the inner diameter of the annular clamping groove 10, the male head 8 is clamped with the annular clamping groove 10, the male head 8 is connected with the female head 9 to realize signal connection of a bidirectional conductor, and the annular clamping groove 10 is connected with the male head 8 to replace the traditional insertion connection, so that the bidirectional conductor is more convenient to separate; the number of the female heads 9 is two, the two female heads 9 are axially symmetrically distributed about a horizontal line connected with the insulator 6, and the two female heads 9 are used for receiving signals; the connecting block 12 is fixedly connected with the outer shell cover 1, the size of the outer surface of the connecting block 12 is matched with the size of the inner surface of the connecting groove 11, the connecting groove 11 is inserted into the connecting block 12, and the insertion between the connecting block 12 and the connecting groove 11 improves the fixity and the stability of the connector; fixed block 13 with be connected insulator 6 fixed connection, female 9 is pegged graft with fixed block 13, pressure spring 14 and female 9 fixed connection, female 9 passes through

pressure spring

14 and 13 elastic connection of fixed block, presses female 9 and makes pressure spring 14 warp, and forms lever principle between rubber ball 15 and the pressure spring 14 for ring groove 10 and public first 8 separation compare the tradition and peg graft, more convenient dismantlement also can not injure the conductor.

The working principle and the using process of the utility model are as follows: an operator aligns the ring-shaped clamping groove 10 with the male head 8 for plugging when installing a connector, and inserts the connecting groove 11 with the connecting block 12 end, thus the basic structure of the connector is butted, then the screw cover 2 on the outer surface of the outer shell cover 1 is rotated, the connecting thread 3 is connected with the screw threads on the surfaces of the outer shell cover 1 and the connecting insulator 6, when the screw cover 2 rotates to a certain position, the arc-shaped groove 4 is aligned with the inner groove 7, the spring leaf 5 is sunk into the inner groove 7 under the elastic action, the fixation of the screw cover 2 is realized, thus the vibration of the working environment is prevented from influencing the shaking and loosening of the connector screw cover 2, when the follow-up connector needs to be disassembled, the spring leaf 5 is pulled out from the inner groove 7, the connecting thread 3 is unlocked with the connecting insulator 6 by reversely rotating the screw cover 2, at the moment, the female head 9 presses the pressure spring 14 to carry out elastic deformation under the acting force by pressing the two groups of female heads 9, and rubber ball 15 forms the lever principle between inside and pressure spring 14, and ring groove 10 and public head 8 unblock this moment will be connected insulator 6 and pull out simultaneously, and is comparatively convenient when disassembling the connector like this, also can not appear cracked condition between the bidirectional conductor, and is used for relatively stabilizing the position of female head 9 at female head 9 external mounting fixed block 13, prevents that female head 9 from breaking away from inside.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A radio frequency coaxial connector with double inner conductors comprises an outer shell cover (1), and is characterized in that: the outer shell cover is characterized in that a spiral shell cover (2) is arranged outside the outer shell cover (1), connecting threads (3) are arranged on the surface, close to the outer shell cover (1), of the spiral shell cover (2), an arc-shaped groove (4) is formed in the surface in a penetrating mode, spring pieces (5) are arranged on the inner wall of the arc-shaped groove (4), a connecting insulator (6) is arranged on one side of the outer shell cover (1), an inner groove (7) is formed in a gap between the outer shell cover (1) and the connecting insulator (6), a male head (8) is formed in one side of the outer shell cover (1) in a penetrating mode, a female head (9) is arranged in one side of the connecting insulator (6) in a penetrating mode, an annular clamping groove (10) is formed in one end, close to the male head (8), a connecting groove (11) is formed in one side, close to the outer shell cover (1), a connecting block (12) is arranged at one end, close to the connecting groove (11), of the outer shell cover (1), one side of the connecting insulator (6) far away from the connecting groove (11) is provided with a fixing block (13), the surface of the female head (9) is provided with a pressure spring (14), and a rubber ball (15) is arranged inside the connecting insulator (6).

2. The dual inner conductor rf coaxial connector of claim 1, wherein: the shell cover (1) is in meshing transmission with the connecting threads (3) through surface threads, the connecting insulator (6) is in meshing transmission with the connecting threads (3) through surface threads, and the connecting insulator (6) is in threaded connection with the shell cover (1) through the screw cover (2).

3. The dual inner conductor rf coaxial connector of claim 1, wherein: the spring piece (5) is elastically connected with the arc-shaped grooves (4), the inner surface size of the inner groove (7) is matched with the outer surface size of the spring piece (5), the spring piece (5) is clamped with the inner groove (7), the number of the arc-shaped grooves (4) is two, and the arc-shaped grooves (4) are distributed annularly on the surface of the spiral shell cover (2).

4. The dual inner conductor rf coaxial connector of claim 1, wherein: public head (8) and outer clamshell (1) fixed connection, female head (9) and rubber ball (15) fixed connection, the external diameter size of public head (8) and the internal diameter size phase-match of ring groove (10), public head (8) and ring groove (10) joint.

5. The dual inner conductor rf coaxial connector of claim 1, wherein: the number of the female heads (9) is two, and the two female heads (9) are axially symmetrically distributed relative to a horizontal line connected with the insulator (6).

6. The dual inner conductor rf coaxial connector of claim 1, wherein: connecting block (12) and shell cover (1) fixed connection, the surface size of connecting block (12) and the internal surface size phase-match of spread groove (11), spread groove (11) are pegged graft with connecting block (12).

7. The dual inner conductor rf coaxial connector of claim 1, wherein: fixed block (13) and connection insulator (6) fixed connection, female head (9) are pegged graft with fixed block (13), pressure spring (14) and female head (9) fixed connection, female head (9) are through pressure spring (14) and fixed block (13) elastic connection.