CN218940245U

CN218940245U - SMA type radio frequency connector

Info

Publication number: CN218940245U
Application number: CN202222348158.0U
Authority: CN
Inventors: 蒋逸伦
Original assignee: Changzhou Wujinfeng Connector Co ltd
Current assignee: Changzhou Wujinfeng Connector Co ltd
Priority date: 2022-09-05
Filing date: 2022-09-05
Publication date: 2023-04-28
Anticipated expiration: 2032-09-05

Abstract

The utility model discloses an SMA type radio frequency connector, which particularly relates to the technical field of cable testing, and comprises a mounting seat, wherein the surface of the mounting seat is fixedly connected with a connecting component used for connecting a cable, the connecting component penetrates through the mounting seat, two sides of one surface of the mounting seat, which is far away from the connecting component, are provided with adjusting components used for connecting a test board; when the column base ages, the column base can be detached and replaced, so that the maintenance is convenient.

Description

SMA type radio frequency connector

Technical Field

The utility model relates to the technical field of cable testing, in particular to an SMA type radio frequency connector.

Background

The SMA type radio frequency connector is suitable for applications in the microwave domain in the frequency range up to 26.5 GHz. Application areas such as telecommunications, networking, wireless communications, and detection and measurement instrumentation. The SMA type radio frequency connector has the characteristics of wide frequency band, excellent performance, high reliability and long service life, and is a coaxial connector with wide application and small threaded connection. The SMA type radio frequency connector is suitable for connecting a radio frequency cable or a microstrip line in a radio frequency loop of the microwave equipment and the digital communication system;

the following problems exist in the prior art:

under the prior art, because of different testing environments, the structure of the used SMA type radio frequency connector has different specifications such as a positive base, a deflection base, a flange plate base and the like, and the SMA type radio frequency connector of each specification is only applicable to one testing board and has larger limitation.

Disclosure of Invention

The present utility model aims to solve one of the technical problems existing in the prior art or related technologies.

The technical scheme adopted by the utility model is as follows:

the utility model provides a SMA type radio frequency connector, includes the mount pad, mount pad surface fixedly connected with is used for connecting cable's coupling assembling, coupling assembling runs through the mount pad, one side both sides that coupling assembling was kept away from to the mount pad are provided with the adjusting part that is used for connecting the test board, adjusting part includes two guide window who is used for installing the column foot, two guide window sets up with the mount pad both sides, both sides guide window follows mount pad axis symmetric distribution, guide window inner wall one end fixedly connected with is used for connecting the first column foot of test board, and both sides adjusting part follows mount pad axis symmetric distribution, coupling assembling is including the first gasket that is used for improving mount pad and cable coupling force, one side fixed connection that adjusting part was kept away from to first gasket and mount pad.

Preferably, the inner wall of the mounting seat is fixedly connected with a sleeve for mounting the wire core, the first gasket is sleeved on the surface of the sleeve, and the sleeve and the mounting seat penetrate through the mounting seat.

Preferably, the mounting seat, the first gasket and the sleeve are overlapped in axis, the inner wall of the sleeve is fixedly connected with an insulating ring for mounting the wire core, the wire core penetrates through the insulating ring on the inner wall of the sleeve, and the wire core is fixedly connected with the insulating ring.

Preferably, an external thread for connecting a connector is arranged on the surface of one end of the sleeve, which is far away from the adjusting component, and a second gasket matched with the first gasket is fixedly connected with one end of the connector, which is close to the mounting seat.

Preferably, the first gasket and the second gasket in close contact, the inner wall of the connector is provided with an internal thread matched with the thread on the outer surface of the sleeve, the connector is in threaded connection with the sleeve, and one end of the connector, far away from the sleeve, is fixedly connected with the cable through welding.

Preferably, a screw rod for driving the second column leg element is arranged in the guide window, the screw rod penetrates through the guide window and extends to the outside of the mounting seat, the screw rod is in threaded connection with the second column leg element, the screw rod is divided into a smooth section and a threaded section, and the second column leg element is in threaded connection with the screw rod threaded section.

Preferably, the second column foot is connected with the inner wall of the guide window in a sliding manner, the smooth section of the screw rod is connected with the first column foot in a rotating manner, one end, close to the second column foot, of the screw rod is fixedly connected with a limiting plate for preventing the screw rod from being separated from the mounting seat, two mounting grooves for mounting the screwing plate are formed in one surface of the mounting seat, the bottom of the screwing plate is fixedly connected with the mounting grooves, the bottom of the screwing plate is fixedly connected with one end of the screw rod, and the screwing plate is provided with a groove.

By adopting the technical scheme, the beneficial effects obtained by the utility model are as follows:

the utility model is provided with an adjusting component, one end of the inner wall of a guide window is fixedly connected with a first column foot used for connecting a test board, a screw rod used for driving a second column foot is arranged in the guide window, the screw rod is in threaded connection with the second column foot, the screw rod is divided into a smooth section and a threaded section, the second column foot is in threaded connection with the threaded section of the screw rod, the second column foot is in sliding connection with the inner wall of the guide window, the smooth section of the screw rod is in rotary connection with the first column foot, one end of the screw rod, which is close to the second column foot, is fixedly connected with a limiting plate for preventing the screw rod from separating from an installation seat, the bottom of a screwing plate is fixedly connected with one end of the screw rod, and the connector can be suitable for different application scenes; the column base can move along the column base fixing groove to match the test requirements of the test boards with different thicknesses; when the column base ages, the column base can be detached and replaced, so that the maintenance is convenient.

Drawings

Fig. 1 is a schematic diagram of the overall structure of the present utility model.

Fig. 2 is a schematic view of the structure of the mounting base of the present utility model.

FIG. 3 is a schematic view of the structure of the adjusting assembly of the present utility model.

Fig. 4 is an enlarged view of the utility model at a in fig. 2.

In the figure: 1. a mounting base; 2. a connection assembly; 21. a first gasket; 22. a sleeve; 23. a wire core; 24. a second gasket; 25. a connector; 26. a cable; 3. an adjustment assembly; 31. a guide window; 32. a first column base; 33. a screw rod; 34. a second column leg; 35. a limiting plate; 36. a mounting groove; 37. and (5) screwing the plate.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Examples: as shown in fig. 1-4, the utility model provides an SMA type radio frequency connector, which comprises a mounting seat 1, wherein a connecting component 2 for connecting a cable 26 is fixedly connected to the surface of the mounting seat 1, the connecting component 2 penetrates through the mounting seat 1, adjusting components 3 for connecting a test board are arranged on two sides of one surface of the mounting seat 1 far away from the connecting component 2, the adjusting components 3 on two sides are symmetrically distributed along the axis of the mounting seat 1, the connecting component 2 comprises a first gasket 21 for improving the connecting force between the mounting seat 1 and the cable 26, the first gasket 21 is fixedly connected with one surface of the mounting seat 1 far away from the adjusting component 3, a sleeve 22 for installing a wire core 23 is fixedly connected to the inner wall of the mounting seat 1, the first gasket 21 is sleeved on the surface of the sleeve 22, and the sleeve 22 penetrates through the mounting seat 1 and is used for connecting the test board.

Further, mount pad 1, first gasket 21 and sleeve 22 axis coincidence, sleeve 22 inner wall fixedly connected with installs the insulating ring of sinle silk 23, sinle silk 23 runs through sleeve 22 inner wall's insulating ring, and sinle silk 23 and insulating ring fixed connection, both sinle silk 23 are connected, sleeve 22 is kept away from the one end surface of adjusting part 3 and is offered the external screw thread that is used for connecting connector 25, the one end fixed connection that connector 25 is close to mount pad 1 has with first gasket 21 assorted second gasket 24, first gasket 21 and second gasket 24 in close contact, connector 25 inner wall offered with sleeve 22 surface screw thread assorted internal thread, connector 25 and sleeve 22 threaded connection, the screw thread that connector 25 inner wall offered and sleeve 22 outer wall screw thread assorted, connector 25 and sleeve 22 threaded connection, the one end that connector 25 kept away from sleeve 22 is through welding and cable 26 fixed connection, cable 26 is connected with connector 25 of coupling assembling 2, adjusting part 3 includes two guide windows 31 that are used for the erection column foot, two guide windows 31 offer with mount pad 1 both sides, both sides guide window 31 are along mount pad 1 axis symmetry distribution, guide window 31 one end fixed connection has the first column foot 32 that is used for testing of foot connection.

Further, a screw rod 33 for driving the second column leg 34 element is arranged in the guide window 31, the screw rod 33 penetrates through the guide window 31 and extends to the outside of the installation seat 1, the screw rod 33 is in threaded connection with the second column leg 34, the screw rod 33 is divided into a smooth section and a threaded section, the second column leg 34 is in threaded connection with the threaded section of the screw rod 33, the screw rod 33 rotates and drives the second column leg 34 in threaded connection with the surface to move along the axis of the screw rod 33, the second column leg 34 is in sliding connection with the inner wall of the guide window 31, the distance between the second column leg 34 and the first column leg 32 is changed and is used for being connected with a test board matched with different thicknesses, the smooth section of the screw rod 33 is in rotating connection with the first column leg 32, one end of the screw rod 33 close to the second column leg 34 is fixedly connected with a limiting plate 35 for preventing the screw rod from being separated from the installation seat 1, two installation grooves 36 for installing a screwing plate 37 are formed in one side of the installation seat 1, the bottom of the screwing plate 37 is fixedly connected with the installation groove 36, the bottom of the screwing plate 37 is fixedly connected with one end of the screw rod 33, the groove 37 is formed with one end of the screw rod 33, the screwing plate 37 is provided with a groove, the screwing plate 37 is used for rotating the screwing plate 37, and the screwing plate 37 rotates and drives the screw rod 33 on one side to rotate around the axis.

Working principle: when the device starts to work, the cable 26 is connected with the connector 25 of the connecting component 2 through welding, threads formed in the inner wall of the connector 25 are matched with threads formed in the outer wall of the sleeve 22, the connector 25 is connected with the threads of the sleeve 22, the wire cores 23 of the connector 25 and the sleeve 22 are connected, the screw rod 33 on one side is rotated and driven to rotate around the axis of the screw rod 33 by utilizing the screw driver to rotate the screw plate 37, the screw rod 33 rotates and drives the second column leg 34 in threaded connection with the surface to move along the axis of the screw rod 33, and then the distance between the second column leg 34 and the first column leg 32 is changed, so that the test boards with different thicknesses are matched to be connected.

It will be apparent to those skilled in the art that various modifications and variations can be made to the present utility model without departing from the spirit or scope of the utility model. Thus, it is intended that the present utility model also include such modifications and alterations insofar as they come within the scope of the appended claims or the equivalents thereof.

Claims

1. The utility model provides a SMA type radio frequency connector, its characterized in that, including mount pad (1), mount pad (1) fixed surface is connected with coupling assembling (2) that are used for connecting cable (26), coupling assembling (2) run through mount pad (1), one side both sides that coupling assembling (2) were kept away from to mount pad (1) are provided with adjusting part (3) that are used for connecting the test board, adjusting part (3) include two guide window (31) that are used for installing the column foot, two guide window (31) offer with mount pad (1) both sides, both sides guide window (31) are along mount pad (1) axis symmetric distribution, guide window (31) inner wall one end fixedly connected with is used for connecting first column foot (32) of test board, both sides adjusting part (3) are along mount pad (1) axis symmetric distribution, coupling assembling (2) are including being used for improving mount pad (1) and cable (26) connecting force's first gasket (21), the fixed connection of one side that adjusting part (3) was kept away from with mount pad (1).

2. An SMA type radio frequency connector as claimed in claim 1, characterized in that the inner wall of the mounting base (1) is fixedly connected with a sleeve (22) for mounting the wire core (23), the first gasket (21) is sleeved on the surface of the sleeve (22), and the sleeve (22) penetrates through the mounting base (1).

3. An SMA type radio frequency connector as claimed in claim 2, characterized in that the axes of the mounting base (1), the first spacer (21) and the sleeve (22) are coincident, the inner wall of the sleeve (22) is fixedly connected with an insulating ring for mounting the wire core (23), the wire core (23) penetrates through the insulating ring of the inner wall of the sleeve (22), and the wire core (23) is fixedly connected with the insulating ring.

4. An SMA type radio frequency connector according to claim 3, characterized in that an external thread for connecting a connector (25) is provided on the surface of one end of the sleeve (22) far away from the adjusting component (3), and a second gasket (24) matched with the first gasket (21) is fixedly connected to one end of the connector (25) near the mounting seat (1).

5. The SMA type radio frequency connector according to claim 4, wherein the first spacer (21) is in close contact with the second spacer (24), an internal thread matching with the external thread of the sleeve (22) is provided on the inner wall of the connector (25), the connector (25) is in threaded connection with the sleeve (22), and one end of the connector (25) far away from the sleeve (22) is fixedly connected with the cable (26) by welding.

6. An SMA type radio frequency connector as claimed in claim 5, characterized in that a screw rod (33) for driving the second leg (34) is provided in the guide window (31), the screw rod (33) extends to the outside of the mounting base (1) through the guide window (31), the screw rod (33) is in threaded connection with the second leg (34), the screw rod (33) is divided into a smooth section and a threaded section, and the second leg (34) is in threaded connection with the threaded section of the screw rod (33).

7. The SMA type radio frequency connector according to claim 6, wherein the second leg (34) is slidably connected with the inner wall of the guide window (31), the smooth section of the screw rod (33) is rotationally connected with the first leg (32), one end of the screw rod (33) close to the second leg (34) is fixedly connected with a limiting plate (35) for preventing the screw rod from separating from the mounting seat (1), two mounting grooves (36) for mounting the screwing plate (37) are formed in one surface of the mounting seat (1), the bottom of the screwing plate (37) is fixedly connected with the mounting grooves (36), the bottom of the screwing plate (37) is fixedly connected with one end of the screw rod (33), and the screwing plate (37) is provided with a groove.