CN218867552U

CN218867552U - Connection structure of radio frequency connector

Info

Publication number: CN218867552U
Application number: CN202223609933.XU
Authority: CN
Inventors: 刘建
Original assignee: Yueqing Shengrong Electronic Co ltd
Current assignee: Yueqing Shengrong Electronic Co ltd
Priority date: 2022-12-29
Filing date: 2022-12-29
Publication date: 2023-04-14
Anticipated expiration: 2032-12-29

Abstract

The utility model discloses a connection structure of a radio frequency connector, which adopts the technical scheme that the connection structure comprises a male end and a female end, wherein a threaded sleeve is arranged on the male end in a rotating manner, a threaded sliding sleeve is arranged on the female end in a sliding manner, the inner wall of the threaded sleeve is in threaded fit with the outer wall of the threaded sliding sleeve, a sliding cavity is arranged on the side wall of the threaded sleeve, a slidable locking piece is arranged in the sliding cavity, a locking hole matched with the locking piece is correspondingly arranged on the threaded sliding sleeve, and one end of the locking piece can extend out of the threaded sleeve and can be inserted into the locking hole; and the sliding cavity and the locking hole are internally provided with a magnet A and a magnet B respectively, and the magnet A and the magnet B are respectively attracted with the two ends of the locking piece. The utility model discloses a difficult emergence of being connected of public end and female end is not hard up, connects reliable and stable.

Description

Connection structure of radio frequency connector

Technical Field

The utility model relates to a radio frequency connector technical field, more specifically say that it relates to a radio frequency connector's connection structure.

Background

As is known, rf connectors are commonly used in connection with coaxial cables or transmission lines to provide a more common means of connection, disconnection and transition between different types of cables or transmission lines.

The structure of the existing radio frequency connector is generally that a female end of the connector is provided with a thread, a male end of the connector is provided with a thread sleeve, the structure of the male end can refer to an SMA radio frequency connector disclosed as CN211045922U, the structure of the female end can refer to an SMA switch connector disclosed as CN210245809U, the male end of the two patents is provided with a thread sleeve, the female end is provided with a thread, after the radio frequency connector is connected, the fixed connection is realized through the fastening of the thread sleeve and the thread, but the structure of the thread connection adopted by the existing radio frequency connector has some defects: the anti-seismic performance of the threaded connection structure of the existing connector is general, the vibration of equipment easily causes the threaded sleeve to rotate and further leads to the threaded connection to be loosened, so that the connection of the connector is not reliable enough, and the problem of poor contact easily occurs in the matching of the male end and the female end of the connector for a long time. Therefore, a locking structure needs to be added on the basis of threaded connection. The existing anti-loosening structure, for example, a threaded sleeve locking anti-loosening radio frequency connector disclosed in CN215816664U, is engaged with a boss and a notch at a male end of the connector, so as to connect a first threaded sleeve and the whole male end into a whole, and achieve the effect of preventing the first threaded sleeve from freely rotating.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model provides a connection structure of radio frequency connector, the difficult emergence of being connected of public end and female end is not hard up, connects reliable and stable.

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a connection structure of radio frequency connector, includes public end and female end, its characterized in that: the male end is rotatably provided with a threaded sleeve, the female end is provided with a threaded sliding sleeve in a sliding manner, the inner wall of the threaded sleeve is in threaded fit with the outer wall of the threaded sliding sleeve, the side wall of the threaded sleeve is provided with a sliding cavity, a slidable locking sheet is arranged in the sliding cavity, a locking hole matched with the locking sheet is correspondingly arranged on the threaded sliding sleeve, and one end of the locking sheet can extend out of the threaded sleeve and be inserted into the locking hole; and the sliding cavity and the locking hole are internally provided with a magnet A and a magnet B respectively, and the magnet A and the magnet B are respectively attracted with the two ends of the locking piece.

The utility model discloses further set up to: the locking piece is fixedly provided with an operation part, the operation part extends out of the side wall of the threaded sleeve, the threaded sleeve is provided with a moving groove at the position where the operation part extends out, and the operation part can slide in the moving groove.

The utility model discloses further set up to: the moving groove extends along the axial direction of the rotation shaft of the screw sleeve.

The utility model discloses further set up to: the threaded sleeve is provided with a clamping block, and the clamping block is matched with the annular groove and can rotate in the annular groove.

The utility model discloses further set up to: the female end is provided with a plurality of axial grooves, the threaded sliding sleeve is correspondingly provided with a plurality of limiting blocks, and the limiting blocks are clamped with the axial grooves and can slide in the axial grooves.

The utility model discloses further set up to: the locking piece is made of iron sheets.

The utility model discloses further set up to: the improved connector is characterized in that a guide pin is arranged in the male end, a jack is arranged in the female end, the guide pin is matched with the jack, and the guide pin and the jack are made of conductive materials.

To sum up, the utility model discloses following beneficial effect has:

the utility model discloses compare prior art, threaded sleeve has been set up on public end, threaded sliding sleeve has been set up on female end, threaded connection through between threaded sleeve and the threaded sliding sleeve fixes, make public end and female end connection that can remain stable, simultaneously the utility model discloses set up the lock block piece in threaded sleeve, correspond the position at the threaded sliding sleeve and set up the locking hole, accomplish the back at threaded connection, it promotes to the locking hole to drive the lock block piece through manual control operation portion, because the hole bottom in locking hole is provided with magnet B, magnet B can hold the lock block piece, cooperation through lock block piece and locking hole prevents threaded sleeve's circumferential direction, thereby let the interlock of screw thread stability, can not appear becoming flexible owing to vibrations, compare prior art, the public end and the female end of this scheme have passed through the rotation of lock block piece and locking hole interlocking, make the screw thread between threaded sleeve and the threaded sliding sleeve can not appear becoming flexible, connect more stably.

And simultaneously, the utility model discloses set up magnet A and magnet B, when the lock plate is in lock state and non-lock state, respectively with magnet B and magnet A actuation mutually, such benefit lies in that the manual promotion lock plate inserts locking Kong Zhongsuo and decides the back, and the lock plate just is adsorbed and fixed in latched position, when promoting the lock plate and removing the position of non-lock, and the lock plate just is adsorbed and fixed in the position of non-lock, and is more convenient to the control of lock plate.

Drawings

FIG. 1 is a schematic perspective view of a male end of the present embodiment;

FIG. 2 is a perspective view of the female end of the present embodiment;

FIG. 3 is a schematic diagram of a three-dimensional structure of the male end and the female end of the present embodiment;

FIG. 4 is a schematic cross-sectional view of the male end and the female end of the present embodiment;

fig. 5 is an enlarged schematic view of fig. 4A.

Reference numerals: 1. a male end; 101. an annular groove; 2. a female end; 201. an axial slot; 3. a threaded sleeve; 301. a clamping block; 4. a threaded sliding sleeve; 401. a limiting block; 5. a locking piece; 6. a locking hole; 601. a magnet B; 7. a sliding cavity; 701. a magnet A; 8. an operation section; 9. a moving groove; 10. guiding a needle; 11. and (4) inserting the jack.

Detailed Description

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

The embodiment discloses a connection structure of a radio frequency connector, as shown in fig. 1-5, the connection structure comprises a male end 1 and a female end 2, a threaded sleeve 3 is rotatably arranged on the male end 1, a threaded sliding sleeve 4 is slidably arranged on the female end 2, the inner wall of the threaded sleeve 3 is in threaded fit with the outer wall of the threaded sliding sleeve 4, when the connection structure is used, the male end 1 is electrically connected with the female end 2 after being spliced, then the threaded sleeve 3 is screwed with the threaded sliding sleeve 4 in a threaded connection mode, namely, the male end 1 is firmly connected with the female end 2, a sliding cavity 7 is arranged on the side wall of the threaded sleeve 3, a slidable locking piece 5 is arranged in the sliding cavity 7, a locking hole 6 matched with the locking piece 5 is correspondingly arranged on the threaded sliding sleeve 4, and one end of the locking piece 5 can extend out of the threaded sleeve 3 and be inserted into the locking hole 6; through further restraint of the locking piece 5 and the locking hole 5, the threaded sleeve 3 can be prevented from rotating due to vibration and the like, further looseness of connection is prevented, and connection stability is good; and be provided with magnet A701 and magnet B601 in sliding chamber 7 and locking hole 6 respectively, magnet A701 and magnet B601 attract with the both ends of locking piece 5 respectively, when locking piece 5 did not insert locking hole 6 in, magnet A701 adsorbs locking piece 5 in sliding chamber 7, prevent that locking piece 5 from stretching out by oneself, and after threaded connection accomplishes, locking piece 5 and locking hole 6's position just aligns, manual control operating portion pushes locking piece 5 into locking hole 6 in this moment, magnet B will adsorb locking piece 5 and fix in locking hole 6, prevent that locking piece 5 from deviating from in the locking hole by oneself because vibrations.

Further, referring to fig. 1, an operation portion 8 is fixedly arranged on the locking piece 5, the operation portion 8 extends out of the side wall of the threaded sleeve 3, a moving groove 9 is formed in the position, extending out of the operation portion 8, of the threaded sleeve 3, the operation portion 8 can slide in the moving groove 9, and accordingly anti-skid grains can be further arranged on the operation portion 8, so that the manual work is more convenient to control.

Further, since the moving direction of the locking piece 5 is telescopically moved in the axial direction of the screw socket 3, the moving groove 9 is also extended in the axial direction of the rotation of the screw socket 3 so as to control the movement of the locking piece 5 by the movement of the operating part 8 in the moving groove 9.

Further, referring to fig. 4, an annular groove 101 is formed in the male end 1, a clamping block 301 is arranged on the threaded sleeve 3, the clamping block 301 is matched with the annular groove 101 and can rotate in the annular groove 101, the threaded sleeve 3 can circumferentially rotate on the male end 1, and the threaded sleeve 3 is rotated to achieve screwing of threads during connection.

Further, be provided with a plurality of axial grooves 201 on the female end 2, the correspondence is provided with a plurality of stopper 401 on the threaded sliding sleeve 4, a plurality of stopper 401 and a plurality of axial groove 201 looks block and can slide in axial groove 201, threaded sliding sleeve 4 can not rotate, but it can slide around on female end 2, threaded sliding sleeve 4 slides the position of rear side earlier during the connection, treat that public end and female end are connected the completion back, it and 3 threaded connection of threaded sleeve, and the in-process of screwing at threaded sleeve 3 moves forward gradually and links together with threaded sleeve 3.

Furthermore, the locking piece 5 is made of iron sheets, and iron materials can be matched with the magnet A and the magnet B, and the strength is enough, so that the rotation of the threaded sleeve 3 can be effectively prevented.

Further, be provided with guide pin 10 in public end 1, be provided with jack 11 in female end 2, guide pin 10 cooperatees with jack 11, guide pin 10 and jack 11 are conducting material and make, under the general condition, female end is fixed welding on the PCB board of equipment, public end 1 is connecting wire then, the signal of telecommunication of just will female end after pegging graft each other conducts away through public end, or in conducting the signal of telecommunication on the public end to the equipment of being connected with female end, realize the transmission of the signal of telecommunication from this.

The above description is only the preferred embodiment of the present invention, and is not intended to limit the present invention, any modification, equivalent replacement, or improvement made within the design concept of the present invention should be included within the protection scope of the present invention.

Claims

1. A connection structure of radio frequency connector, includes public end (1) and female end (2), its characterized in that: the male end (1) is rotatably provided with a threaded sleeve (3), the female end (2) is slidably provided with a threaded sliding sleeve (4), the inner wall of the threaded sleeve (3) is in threaded fit with the outer wall of the threaded sliding sleeve (4), the side wall of the threaded sleeve (3) is provided with a sliding cavity (7), a slidable locking sheet (5) is arranged in the sliding cavity (7), the threaded sliding sleeve (4) is correspondingly provided with a locking hole (6) matched with the locking sheet (5), and one end of the locking sheet (5) can extend out of the threaded sleeve (3) and be inserted into the locking hole (6); and a magnet A (701) and a magnet B (601) are respectively arranged in the sliding cavity (7) and the locking hole (6), and the magnet A (701) and the magnet B (601) are respectively attracted with the two ends of the locking piece (5).

2. The connection structure of a radio frequency connector according to claim 1, wherein: an operation portion (8) is fixedly arranged on the locking piece (5), the operation portion (8) extends out of the side wall of the threaded sleeve (3), a moving groove (9) is formed in the position, extending out of the operation portion (8), of the threaded sleeve (3), and the operation portion (8) can slide in the moving groove (9).

3. A connection structure of a radio frequency connector according to claim 2, wherein: the moving groove (9) extends along the axial direction of the rotation axis of the threaded sleeve (3).

4. The connection structure of a radio frequency connector according to claim 1, wherein: the male end (1) is provided with an annular groove (101), the threaded sleeve (3) is provided with a clamping block (301), and the clamping block (301) is matched with the annular groove (101) and can rotate in the annular groove (101).

5. The connection structure of a radio frequency connector according to claim 1, wherein: female end (2) are last to be provided with a plurality of axial grooves (201), correspond on screw thread sliding sleeve (4) and be provided with a plurality of stopper (401), a plurality of stopper (401) and a plurality of axial groove (201) looks block and can slide in axial groove (201).

6. The connection structure of a radio frequency connector according to claim 1, wherein: the locking piece (5) is made of iron sheets.

7. The connection structure of a radio frequency connector according to claim 1, wherein: the novel multifunctional electric connector is characterized in that a guide pin (10) is arranged in the male end (1), a jack (11) is arranged in the female end (2), the guide pin (10) is matched with the jack (11), and the guide pin (10) and the jack (11) are both made of conductive materials.