CN211907852U

CN211907852U - Radio frequency coaxial connector

Info

Publication number: CN211907852U
Application number: CN202020978781.2U
Authority: CN
Inventors: 杨慧建
Original assignee: Individual
Current assignee: Wenzhou Hesheng Electronics Co ltd
Priority date: 2020-06-02
Filing date: 2020-06-02
Publication date: 2020-11-10
Anticipated expiration: 2030-06-02

Abstract

The utility model discloses a radio frequency coaxial connector that installation is more convenient. The technical scheme adopted comprises the following steps: be equipped with accommodating space the electrically conductive procapsid, accept in the first insulating part of electrically conductive procapsid, accept in first center needle in the first insulating part, first center needle rear end is connected its characterized in that with cable one end: the cable is sequentially provided with a movable PCB and a lantern spring, the front end of the cable is provided with a copper base and is locked and fixed through a locking ring, and the PCB is electrically connected with the conductive front shell through the lantern spring, the locking ring and the copper base.

Description

Radio frequency coaxial connector

Technical Field

The utility model relates to a radio frequency coaxial connector.

Background

A radio frequency coaxial connector is generally considered to be a component attached to a cable or mounted on an instrument (equipment). The structure is as follows: the invention discloses a cable connector, which is characterized by comprising a conductive shell with a containing space, an insulating piece contained in the conductive shell and a central needle contained in the insulating piece, wherein the rear end of the central needle is connected with one end of a cable. In order to realize the functions of lightning protection and high voltage resistance, a conventional radio frequency coaxial connector is usually connected with a lightning protection and surge protection circuit on a circuit board of an application instrument separately and is connected with the ground of the radio frequency coaxial connector. This implementation is not only cumbersome to assemble, but also difficult to implement for mating with a radio frequency coaxial connector.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to provide a radio frequency coaxial connector of installation more convenient.

In order to solve the above problem, the utility model discloses a technical scheme include: be equipped with accommodating space the electrically conductive procapsid, accept in the first insulating part of electrically conductive procapsid, accept in first center needle in the first insulating part, first center needle rear end is connected its characterized in that with cable one end: the cable is sequentially provided with a movable PCB and a lantern spring, the front end of the cable is provided with a copper base and is locked and fixed through a locking ring, and the PCB is electrically connected with the conductive front shell through the lantern spring, the locking ring and the copper base.

The radio frequency coaxial connector is characterized in that: at least one movable electromagnetic ring is arranged on the cable in a penetrating way.

The radio frequency coaxial connector is characterized in that: the cable is mounted on the side surface of the front conductive shell and is riveted and fixed through a riveting cover on the back surface of the front conductive shell.

The radio frequency coaxial connector is characterized in that: the PCB is electrically connected with the lantern spring through the conductive contact surface on the inner wall of the mounting hole.

The radio frequency coaxial connector is characterized in that: the first insulating part mainly comprises a first front insulating sleeve and a first rear insulating sleeve, a conductive sleeve is arranged between the first front insulating sleeve and the first rear insulating sleeve, and the first center needle is arranged in the conductive sleeve in a penetrating mode.

The radio frequency coaxial connector is characterized in that: barbs are arranged at two ends of the conductive sleeve, and the barbs at the lower end of the conductive sleeve are in plug-in fit with the first center pin.

The radio frequency coaxial connector is characterized in that: the first front insulating sleeve is provided with a front guide port, and the first rear insulating sleeve is provided with a rear guide port.

The radio frequency coaxial connector is characterized in that: a heat dissipation space is reserved among the first front insulating sleeve, the first rear insulating sleeve and the conductive front shell, and the middle section of the conductive sleeve is exposed in the heat dissipation space.

The radio frequency coaxial connector is characterized in that: the other end of the cable is provided with a conductive rear shell and is locked and fixed through a locking ring, a second insulating part and a second center needle fixed on the second insulating part are arranged in the conductive rear shell, and the second center needle is electrically connected with the cable.

The radio frequency coaxial connector is characterized in that: the socket orientation of the conductive rear housing is the same as the pin orientation of the bottom of the conductive front housing.

The utility model discloses a radio frequency coaxial connector advantage: 1. the PCB (lightning protection and surge protection circuit) is arranged on the PCB, the PCB and the PCB are very convenient to assemble, and welding is not needed; 2. the PCB (lightning protection and surge protection circuit) is customized for the PCB, and the matching performance is better.

Drawings

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

Fig. 1 is a schematic structural diagram of the rf coaxial connector of the present invention;

fig. 2 is a front view of the rf coaxial connector of the present invention;

FIG. 3 is a sectional view taken along line A-A of FIG. 2;

FIG. 4 is a sectional view taken along line B-B of FIG. 2;

fig. 5 is a schematic structural diagram of the PCB of the present invention;

fig. 6 is a schematic structural diagram of the conductive sleeve of the present invention;

fig. 7 is a schematic structural diagram of the conductive front case of the present invention.

Detailed Description

As shown in fig. 1 to 7, the radio frequency coaxial connector of the present invention comprises a conductive front housing 1 having an accommodating space, a first insulating member 2 received in the conductive front housing 1, a first center pin 3 received in the first insulating member 2, wherein the rear end of the first center pin 3 is connected to one end of a cable 4. The cable 4 is sequentially provided with a movable PCB 6 and a lantern spring 7, the front end of the cable 4 is provided with a copper base 8 and is locked and fixed through a locking ring 9, and the PCB 6 is electrically connected with the conductive front shell 1 (grounded) through the lantern spring 7, the locking ring 9 and the copper base 8. In order to realize quick connection, the PCB 6 is electrically connected with the lantern spring 7 through the conductive contact surface 12 on the inner wall of the mounting hole. The PCB 6 can be a lightning and surge protection circuit board.

During connection, the conduction between the PCB 6 and the conductive front shell 1 can be realized only by pushing the lantern spring 7 and the PCB 6 to the locking ring 9. The PCB 6 is fixed to the circuit board of the application device by welding via two connecting pins 28 at the bottom.

Preferably, the cable 4 is provided with 1 or 2 movable electromagnetic rings 5 (i.e. anti-interference magnetic rings) in a penetrating manner. So as to play a role of filtering, thereby improving the anti-interference performance of the product.

Preferably, the conductive front case 1 includes a square mounting portion 23, a cylindrical plug 24 integrally formed or assembled with the front end of the square mounting portion 23, and the cylindrical plug 24 is provided with an external thread. The bottom of the square mounting part 23 is provided with 4 pins 22, and the pins 22 are used for realizing connection with a circuit board of application equipment. First installing port 25 has been seted up to square installation portion 23 rear end, and one of them side seted up with the second installing port 26 of first installing port 25 intercommunication, the accommodating space of electrically conductive procapsid 1 is packed into from first installing port 25 earlier to the front end of cable 4, and the rethread is bent and is made its card go into second installing port 26, carries out riveting fixation through riveting lid 11 in the first installing port 25 at last. The second mounting hole 26 is provided with a guide groove 27 adapted to the rivet cover 11, and the rivet cover 11 can be accurately mounted in the square mounting portion 23 through the guide groove 27. The cable 4 is quickly and stably mounted on the side surface of the front conductive shell 1. With the above structure, the cable 4 can be firmly connected with the conductive front case 1. Meanwhile, the whole product is F-shaped, so that the installation on an instrument (equipment) is more convenient and the space is saved.

Preferably, the first insulating member 2 mainly comprises a first front insulating sleeve 201 and a first rear insulating sleeve 202, a conductive sleeve 13 is arranged between the first front insulating sleeve 201 and the first rear insulating sleeve 202, and the first center pin 3 is inserted into the conductive sleeve 13. Two ends of the conductive sleeve 13 are provided with barbs 14, wherein the barbs 14 at the lower end are inserted and matched with the first central needle 3. To provide stability to the central positioning and contact of said first central needle 3.

Preferably, a front guide opening 15 is formed in the first front insulating sleeve 201, and a rear guide opening 16 is formed in the first rear insulating sleeve 202. The front guide opening 15 is convenient for the accurate insertion of the female plug and the insertion matching of the first central needle 3. The accurate insertion of the first central needle 3 into the conductive sleeve 13 is facilitated through the rear guide opening 16.

Preferably, a heat dissipation space 17 is formed between the first front insulating sleeve 201, the first rear insulating sleeve 202 and the front conductive housing 1, and the middle section of the conductive sleeve 13 is exposed in the heat dissipation space 17. The heat dissipation performance of the product is improved, and the temperature rise is reduced.

Preferably, a conductive rear shell 18 is arranged at the other end of the cable 4 and is locked and fixed by a locking ring 9, a second insulating member 19 and a second center pin 20 fixed on the second insulating member 19 are arranged in the conductive rear shell 18, and the second center pin 20 is electrically connected with the cable 4. The sockets 21 of the conductive rear housing 18 are oriented in the same direction as the pins 22 at the bottom of the conductive front housing 1. To facilitate a quick connection with the application device.

The above description is only for the preferred embodiment of the present invention and should not be construed as limiting the present invention, and any modifications, equivalent replacements, and improvements made within the spirit and principle of the present invention are all included within the protection scope of the present invention.

Claims

1. The utility model provides a radio frequency coaxial connector, including the electrically conductive procapsid (1) that is equipped with accommodating space, accept in first insulator (2) of electrically conductive procapsid (1), accept in first center needle (3) in first insulator (2), first center needle (3) rear end is connected its characterized in that with cable (4) one end: the cable (4) is sequentially provided with a movable PCB (6) and a lantern spring (7), the front end of the cable (4) is provided with a copper base (8) and is locked and fixed through a locking ring (9), and the PCB (6) is electrically connected with the conductive front shell (1) through the lantern spring (7), the locking ring (9) and the copper base (8).

2. The radio frequency coaxial connector of claim 1, wherein: at least one movable electromagnetic ring (5) is arranged on the cable (4) in a penetrating way.

3. The radio frequency coaxial connector of claim 1, wherein: the cable (4) is mounted on the side surface of the conductive front shell (1) and is riveted and fixed through a riveting cover (11) on the back surface of the conductive front shell (1).

4. The radio frequency coaxial connector of claim 1, wherein: the PCB (6) is electrically connected with the lantern spring (7) through a conductive contact surface (12) on the inner wall of the mounting hole.

5. The radio frequency coaxial connector of claim 1, wherein: the first insulating part (2) mainly comprises a first front insulating sleeve (201) and a first rear insulating sleeve (202), a conductive sleeve (13) is arranged between the first front insulating sleeve (201) and the first rear insulating sleeve (202), and the first center needle (3) is arranged in the conductive sleeve (13) in a penetrating mode.

6. The radio frequency coaxial connector of claim 5, wherein: and barbs (14) are arranged at two ends of the conductive sleeve (13), wherein the barbs (14) at the lower end are in plug-in fit with the first central needle (3).

7. The radio frequency coaxial connector of claim 5, wherein: the first front insulating sleeve (201) is provided with a front guide port (15), and the first rear insulating sleeve (202) is provided with a rear guide port (16).

8. The radio frequency coaxial connector of claim 5, wherein: a heat dissipation space (17) is reserved among the first front insulating sleeve (201), the first rear insulating sleeve (202) and the conductive front shell (1), and the middle section of the conductive sleeve (13) is exposed in the heat dissipation space (17).

9. The radio frequency coaxial connector of claim 1, wherein: the cable is characterized in that a conductive rear shell (18) is arranged at the other end of the cable (4) and is locked and fixed through a locking ring (9), a second insulating part (19) and a second center needle (20) fixed on the second insulating part (19) are arranged in the conductive rear shell (18), and the second center needle (20) is electrically connected with the cable (4).

10. The radio frequency coaxial connector of claim 9, wherein: the socket (21) of the conductive rear shell (18) faces the same direction as the pin (22) at the bottom of the conductive front shell (1).