CN217114936U

CN217114936U - SMA radio frequency connector fixing device

Info

Publication number: CN217114936U
Application number: CN202220872501.9U
Authority: CN
Inventors: 陈文峰; 吴兵; 陈慧敏; 徐桂萍
Original assignee: Zhenjiang Baierde Electronic Co ltd
Current assignee: Zhenjiang Baierde Electronic Co ltd
Priority date: 2022-04-15
Filing date: 2022-04-15
Publication date: 2022-08-02
Anticipated expiration: 2032-04-15

Abstract

The utility model discloses a SMA radio frequency connector fixing device, include first fixed plate, first carriage, second spring and add the board of holding, be provided with first carriage on the first fixed plate, be connected with the second carriage on the first carriage, be provided with the second fixed plate on the second carriage, install reinforcing bolt on the first carriage, the last nut that is connected with of reinforcing bolt, install the regulation base on the first fixed plate, install the threaded rod on the regulation base, install the rolling disc on the threaded rod. This SMA radio frequency connector fixing device is provided with first fixed plate and second fixed plate, and first fixed plate and second fixed plate combine together through two link boxes and go, carry out the fixed support to SMA radio frequency connector, support the connection of SMA radio frequency connector, increase the resistance of SMA radio frequency connector to the impact, improved the stability of SMA radio frequency connector work.

Description

SMA radio frequency connector fixing device

Technical Field

The utility model relates to a SMA radio frequency connector technical field specifically is a SMA radio frequency connector fixing device.

Background

The SMA connector is a widely used coaxial connector with small-sized threaded connection, and has the characteristics of wide frequency band, excellent performance, high reliability and long service life. The SMA connector is suitable for connecting a radio frequency cable or a microstrip line in a radio frequency loop of microwave equipment and a digital communication system, and is suitable for application in the microwave field with the frequency range up to 18 GHz. Applications range from telecommunications, networking, wireless communication, and detection and measurement instruments. The SMA radio frequency connector has the characteristics of wide frequency band, excellent performance, high reliability and long service life, and the existing SMA radio frequency connector is easy to cause the connection of the SMA radio frequency connector to be loosened after being collided, so that the use stability of the SMA radio frequency connector is poor.

We therefore propose an SMA radio frequency connector fixing arrangement to address the problems set out above.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a SMA radio frequency connector fixing device to current SMA radio frequency connector on the existing market that the solution above-mentioned background art provided, receiving the collision back, arouses SMA radio frequency connector's connection to take place not hard up easily, leads to the poor stability's of SMA radio frequency connector use problem.

In order to achieve the above object, the utility model provides a following technical scheme: a fixing device for an SMA radio frequency connector comprises a first fixing plate, a first connecting frame, a second spring and a holding plate, wherein the first connecting frame is arranged on the first fixing plate, the second connecting frame is connected to the first connecting frame, the second fixing plate is arranged on the second connecting frame, a reinforcing bolt is arranged on the first connecting frame, a nut is connected to the reinforcing bolt, an adjusting base is arranged on the first fixing plate, a threaded rod is arranged on the adjusting base, a rotating disc is arranged on the threaded rod, a placing groove is formed in the first fixing plate, a first push plate is connected to the threaded rod, the first spring is connected to the first push plate, a sliding groove is formed in the adjusting base, a push rod is arranged in the sliding groove, the second push plate is connected to the push rod, and the second spring is arranged on the push rod, and a clamping plate is arranged on the push rod.

Preferably, the first fixing plate and the second fixing plate surround to form a circle, the length of the first fixing plate is equal to that of the second fixing plate, and the thickness of the first fixing plate is equal to that of the second fixing plate.

Preferably, the first connection frame is distributed on the left side and the right side of the first fixing plate in two numbers, the thickness of the first connection frame is the same as that of the second connection frame, and the length of the first connection frame is equal to that of the first fixing plate.

Preferably, the first push plate is of a lifting structure on the adjusting base through a threaded rod, the lifting distance of the first push plate is greater than the thickness of the holding plate, and the outer diameter of the first push plate is smaller than the inner diameter of the sliding groove.

Preferably, the second push plate is connected with the first push plate through a first spring, the outer diameter of the second push plate is equal to that of the first push plate, and the outer diameter of the second push plate is larger than that of the push rod.

Preferably, the clamping plate is of a telescopic structure on the adjusting base through a second spring, the telescopic distance of the clamping plate is equal to the thickness of the clamping plate, and the outer side face of the clamping plate is flush with the placing groove.

Compared with the prior art, the beneficial effects of the utility model are that: the fixing device of the SMA radio frequency connector is provided with a fixing hole,

(1) the first fixing plate and the second fixing plate are combined together through the two connecting frames to fixedly support the SMA radio frequency connector and support the connection of the SMA radio frequency connector, so that the impact resistance of the SMA radio frequency connector is improved, and the working stability of the SMA radio frequency connector is improved;

(2) be provided with to add and hold the board, add to hold the rotation that the board passes through the threaded rod and stretch out and draw back, fix the both ends of SMA radio frequency connector through adding the board, increased the joint strength between the device and the SMA radio frequency connector, make the device more firm install on SMA radio frequency connector, improved the fixed effect of the device.

Drawings

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

fig. 2 is a schematic bottom view of the first fixing plate of the present invention;

FIG. 3 is a schematic view of the vertical cross-section structure of the present invention;

figure 4 is the utility model discloses adjust the base and erect and cut open the structure schematic diagram.

In the figure: 1. a first fixing plate; 2. a first connection frame; 3. a second connection frame; 4. a second fixing plate; 5. reinforcing the bolt; 6. a nut; 7. adjusting the base; 8. a threaded rod; 9. rotating the disc; 10. a placement groove; 11. a first push plate; 12. a first spring; 13. a sliding groove; 14. a push rod; 15. a second push plate; 16. a second spring; 17. and (4) holding the plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a fixing device of an SMA radio frequency connector comprises a first fixing plate 1, a first connecting frame 2, a second connecting frame 3, a second fixing plate 4, a reinforcing bolt 5, a nut 6, an adjusting base 7, a threaded rod 8, a rotating disc 9, a placing groove 10, a first push plate 11, a first spring 12, a sliding groove 13, a push rod 14, a second push plate 15, a second spring 16 and a holding plate 17, wherein the first fixing plate 1 is provided with the first connecting frame 2, the first connecting frame 2 is connected with the second connecting frame 3, the second connecting frame 3 is provided with the second fixing plate 4, the first connecting frame 2 is provided with the reinforcing bolt 5, the reinforcing bolt 5 is connected with the nut 6, the first fixing plate 1 is provided with the adjusting base 7, the adjusting base 7 is provided with the threaded rod 8, the rotating disc 9 is arranged on the threaded rod 8, the placing groove 10 is arranged on the first fixing plate 1, the threaded rod 8 is connected with the first push plate 11, the first push plate 11 is connected with a first spring 12, the adjusting base 7 is provided with a sliding groove 13, a push rod 14 is arranged in the sliding groove 13, the push rod 14 is connected with a second push plate 15, the push rod 14 is provided with a second spring 16, and the push rod 14 is provided with a clamping plate 17.

First fixed plate 1 and second fixed plate 4 surround for circular, and the length of first fixed plate 1 equals the length of second fixed plate 4 to the thickness of first fixed plate 1 equals the thickness of second fixed plate 4, supports SMA radio frequency connector through first fixed plate 1 and second fixed plate 4.

First linking frame 2 distributes in the left and right sides of first fixed plate 1 has two, and the thickness of first linking frame 2 is the same with the thickness of second linking frame 3 to the length of first linking frame 2 equals the length of first fixed plate 1, is convenient for fix first fixed plate 1 through first linking frame 2.

First push pedal 11 is the elevation structure through threaded rod 8 on adjusting base 7, and the lift distance of first push pedal 11 is greater than the thickness that adds and hold board 17 to the external diameter of first push pedal 11 is less than the internal diameter of sliding tray 13, is convenient for promote through first push pedal 11 and adds and hold the board 17 and descend.

The second push plate 15 is connected with the first push plate 11 through the first spring 12, the outer diameter of the second push plate 15 is equal to the outer diameter of the first push plate 11, and the outer diameter of the second push plate 15 is larger than the outer diameter of the push rod 14, so that the impact force between the second push plate 15 and the first push plate 11 is buffered through the first spring 12.

It is extending structure to add to hold board 17 through second spring 16 on adjusting base 7, and add the flexible distance that holds board 17 and equal to add the thickness that holds board 17 to the lateral surface that adds and hold board 17 flushes with standing groove 10 mutually, is convenient for adjust the position that adds and hold board 17.

The working principle is as follows: when using this SMA radio frequency connector fixing device, at first remove the device to the place that needs to use, place first fixed plate 1 and second fixed plate 4 in SMA radio frequency connector's upper and lower both sides or left and right sides, with the accurate laminating of first fixed plate 1 and second fixed plate 4 together, guarantee that SMA radio frequency connector is located the inside of standing groove 10, fix first carriage 2 and second carriage 3 together through reinforcing bolt 5 and nut 6, and then fix first fixed plate 1 and second fixed plate 4 together, protect SMA radio frequency connector.

Then the rotating disc 9 is rotated, so that the rotating disc 9 drives the threaded rod 8 to rotate, the threaded rod 8 rotates and descends on the adjusting base 7, the threaded rod 8 pushes the first push plate 11 downwards, the first push plate 11 pushes the second push plate 15 downwards through the first spring 12, the second push plate 15 compresses the second spring 16 in the sliding groove 13 to move downwards, the second push plate 15 pushes the clamping plate 17 downwards through the push rod 14, the upper clamping plate 17 and the lower clamping plate 17 further clamp two ends of the SMA radio frequency connector, the connection of the SMA radio frequency connector is further fixed, and the use of the device is completed.

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 modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a SMA radio frequency connector fixing device, includes first fixed plate (1), first connection frame (2), second connection frame (3), second spring (16) and adds and hold board (17), its characterized in that: the novel adjustable bolt is characterized in that a first connecting frame (2) is arranged on the first fixing plate (1), a second connecting frame (3) is connected onto the first connecting frame (2), a second fixing plate (4) is arranged on the second connecting frame (3), a reinforcing bolt (5) is installed on the first connecting frame (2), a nut (6) is connected onto the reinforcing bolt (5), an adjusting base (7) is installed on the first fixing plate (1), a threaded rod (8) is installed on the adjusting base (7), a rotating disc (9) is installed on the threaded rod (8), a placing groove (10) is formed in the first fixing plate (1), a first push plate (11) is connected onto the threaded rod (8), a first spring (12) is connected onto the first push plate (11), a sliding groove (13) is formed in the adjusting base (7), a push rod (14) is arranged in the sliding groove (13), the push rod (14) is connected with a second push plate (15), a second spring (16) is arranged on the push rod (14), and a clamping plate (17) is installed on the push rod (14).

2. The SMA radio frequency connector fixing device of claim 1, wherein: the first fixing plate (1) and the second fixing plate (4) are encircled to be circular, the length of the first fixing plate (1) is equal to that of the second fixing plate (4), and the thickness of the first fixing plate (1) is equal to that of the second fixing plate (4).

3. The SMA radio frequency connector fixing device of claim 1, wherein: two first connection frames (2) are distributed on the left side and the right side of the first fixing plate (1), the thickness of the first connection frames (2) is the same as that of the second connection frames (3), and the length of the first connection frames (2) is equal to that of the first fixing plate (1).

4. The SMA radio frequency connector fixing device of claim 1, wherein: the first push plate (11) is of a lifting structure on the adjusting base (7) through the threaded rod (8), the lifting distance of the first push plate (11) is larger than the thickness of the clamping plate (17), and the outer diameter of the first push plate (11) is smaller than the inner diameter of the sliding groove (13).

5. The SMA radio frequency connector fixing device of claim 1, wherein: the second push plate (15) is connected with the first push plate (11) through a first spring (12), the outer diameter of the second push plate (15) is equal to that of the first push plate (11), and the outer diameter of the second push plate (15) is larger than that of the push rod (14).

6. The SMA radio frequency connector fixing device of claim 1, wherein: add and hold board (17) and be extending structure through second spring (16) on adjusting base (7), and add the flexible distance that holds board (17) and equal to the thickness that adds and hold board (17) to the lateral surface that adds and hold board (17) is flushed mutually with standing groove (10).