CN219498353U

CN219498353U - Novel self-locking threaded radio frequency coaxial connector

Info

Publication number: CN219498353U
Application number: CN202320315075.3U
Authority: CN
Inventors: 蒋逸伦
Original assignee: Changzhou Wujinfeng Connector Co ltd
Current assignee: Changzhou Wujinfeng Connector Co ltd
Priority date: 2023-02-27
Filing date: 2023-02-27
Publication date: 2023-08-08
Anticipated expiration: 2033-02-27

Abstract

The utility model discloses a novel self-locking threaded radio frequency coaxial connector, which belongs to the technical field of radio frequency coaxial connectors and comprises a shell, wherein a limit ring is arranged at one end of the outer side of the shell, and a connecting nut is sleeved at one end of the shell facing the limit ring; this application technical scheme is through setting up four sets of arc pieces, fastening nut and extrusion circle in shell one end, consequently, insert the back from shell one end when the wire, twist fastening nut, along with fastening nut's removal, extrusion circle can extrude four sets of arc pieces, make four sets of arc pieces inwards shrink, thereby can be fixed the centre gripping that firmly is carried out the wire surface, thereby accomplish the connection of outside wire and this radio frequency coaxial connector, moreover because extrusion circle possesses stronger extrusion force with four sets of arc pieces, can not lead to fastening nut not hard up when receiving vibrations, can realize the quick connect and the dismantlement of wire and this radio frequency coaxial connector through above structure, improve this radio frequency coaxial connector's convenience of use.

Description

Novel self-locking threaded radio frequency coaxial connector

Technical Field

The utility model relates to the technical field of radio frequency coaxial connectors, in particular to a novel self-locking threaded radio frequency coaxial connector.

Background

A radio frequency coaxial connector is generally considered as a component attached to a cable or mounted on an instrument, is an electrical connection or separation component of a transmission line, belongs to an electromechanical integrated product, and mainly serves as a bridge in brief, wherein the "radio frequency coaxial connector" disclosed in application number 201610267398.4 "has solved the problem that a single signal channel of the existing radio frequency coaxial connector can realize transmission of electric signals, but cannot realize transmission of electric signals of multiple channels in a narrow space, thus failing to realize various defects of miniaturization of a cabinet, but a radio frequency coaxial connector with a similar structure has a plurality of defects in practical use, such as: the connecting nut of the radio frequency coaxial connector is easy to loosen due to vibration when being connected with external equipment, so that the connecting nut and the external equipment fall off to influence normal connection and use of a cable, and meanwhile, the radio frequency coaxial connector is usually fixed in a plug-in or press-fit manner when being connected with a wire, so that the connection and the disassembly of the cable and the radio frequency coaxial connector are troublesome. In view of this, we propose a novel self-locking threaded rf coaxial connector.

Disclosure of Invention

1. Technical problem to be solved

The utility model aims to provide a novel self-locking threaded radio frequency coaxial connector so as to solve the problems in the background technology.

2. Technical proposal

The novel self-locking threaded radio frequency coaxial connector comprises a shell, wherein a limit ring is arranged at one end of the outer side of the shell, a connecting nut is sleeved at one end of the shell facing the limit ring, a rubber insulation column is arranged at the center of the inner part of the shell, a first through hole is formed in the center of the rubber insulation column, a sealing ring is arranged at one end of the shell facing away from the limit ring, and the sealing ring is outwards expanded at one end of the shell facing away from the limit ring;

the connecting nut is welded with a welding ring at one side opposite to the limit ring, the welding ring is sleeved on the surface of the shell, the top of the welding ring and the top of the welding ring are provided with inserted bars through springs, the top ends of the inserted bars are welded with top plates, and at least two groups of equidistant jacks are arranged on the surface of the shell, facing the periphery of the limit ring;

the shell is dorsad in the arc piece of four equidistance of a week welding of spacing collar one end, and reserves the gap between four sets of arc pieces, the shell is dorsad in the one end of spacing collar and is screwed in and have fastening nut, and fastening nut dorsad in one side of spacing collar be equipped with the extrusion circle.

As an alternative scheme of this application technical scheme, the one week at rubber insulation post outside both ends is equipped with the draw-in groove, and the inner wall of shell be equipped with the rand of draw-in groove symmetry.

As an alternative scheme of this application technical scheme, the inside cover of first through-hole has the copper pipe, and the copper pipe is located the outside end of first through-hole and is equipped with the retaining ring.

As an alternative of the technical scheme of the application, one end of the spring facing the welding ring is welded and fixed with the outer side of the welding ring, and one end of the spring facing away from the welding ring is welded and fixed with the top plate.

As an alternative scheme of this application technical scheme, the top welding of roof has and holds between the fingers the piece, and holds between the fingers a piece surface and be equipped with anti-skidding line.

As an alternative of the technical scheme of the application, the appearance of the extrusion ring is in a shape of a circular truncated cone, and the diameter of one side port of the extrusion ring facing the fastening nut is larger than that of one side port of the extrusion ring facing away from the fastening nut.

As an alternative scheme of the technical scheme, the top and the bottom of the welding ring are provided with second through holes, and the inserted bar penetrates through the second through holes.

3. Advantageous effects

Compared with the prior art, the utility model has the advantages that:

1. according to the technical scheme, through the jack, the welding ring, the spring and the inserted link which are arranged, when the connecting nut is screwed on the connecting structure of the external equipment, the rear side of the connecting nut is propped against the limit ring, and then the inserted link is pushed to be inserted into the jack corresponding to the shell under the action of the spring, so that the connecting nut is limited and fixed, and cannot rotate, and therefore, in the using process of the radio frequency coaxial connector, even if the connecting nut is subjected to external vibration, the connecting nut cannot rotate, and therefore, the phenomenon that the connecting nut is loose cannot occur, and the connection stability of the radio frequency coaxial connector and the external equipment can be ensured.

2. This application technical scheme is through setting up four sets of arc pieces, fastening nut and extrusion circle in shell one end, consequently, insert the back from shell one end when the wire, twist fastening nut, along with fastening nut's removal, extrusion circle can extrude four sets of arc pieces, make four sets of arc pieces inwards shrink, thereby can be fixed the centre gripping that firmly is carried out the wire surface, thereby accomplish the connection of outside wire and this radio frequency coaxial connector, moreover because extrusion circle possesses stronger extrusion force with four sets of arc pieces, can not lead to fastening nut not hard up when receiving vibrations, can realize the quick connect and the dismantlement of wire and this radio frequency coaxial connector through above structure, improve this radio frequency coaxial connector's convenience of use.

Drawings

FIG. 1 is a front cross-sectional view of a novel self-locking threaded radio frequency coaxial connector disclosed in an embodiment of the present application;

FIG. 2 is a front view of a novel self-locking threaded radio frequency coaxial connector disclosed in an embodiment of the present application;

FIG. 3 is a front view of a housing in a novel self-locking threaded radio frequency coaxial connector disclosed in an embodiment of the present application;

fig. 4 is an enlarged schematic view of a portion a of a novel self-locking threaded rf coaxial connector disclosed in an embodiment of the present application;

fig. 5 is an enlarged schematic view of a B part in a novel self-locking threaded rf coaxial connector according to an embodiment of the present disclosure.

The reference numerals in the figures illustrate: 1. a housing; 101. a limit ring; 102. a collar; 103. a jack; 104. an arc-shaped sheet; 2. a rubber insulating column; 201. a first through hole; 202. copper pipe; 203. a retainer ring; 204. a clamping groove; 3. a coupling nut; 301. welding rings; 302. a second through hole; 303. a spring; 304. a rod; 305. a top plate; 4. a seal ring; 5. a fastening nut; 501. and extruding the ring.

Detailed Description

The utility model provides a technical scheme that:

as shown in fig. 1, fig. 2, fig. 3 and fig. 4, a novel self-locking threaded radio frequency coaxial connector comprises a housing 1, wherein a limit ring 101 is arranged at one end of the outer side of the housing 1, the limit ring 101 is used for shielding and limiting a connecting nut 3, one end of the housing 1 facing the limit ring 101 is sleeved with the connecting nut 3, the rear side of the connecting nut 3 is provided with a through hole, the connecting nut 3 is sleeved on the housing 1 through the through hole on the rear side, the limit ring 101 is positioned inside the connecting nut 3, a rubber insulation column 2 is arranged at the central position inside the housing 1, a first through hole 201 is arranged at the central position of the rubber insulation column 2, the rubber insulation column 2 mainly plays an insulating effect, clamping grooves 204 are formed in one circle at the two ends of the outer side of the rubber insulation column 2, the inner wall of the housing 1 is provided with clamping rings 102 symmetrical to the clamping grooves 204, when the rubber insulation column 2 is installed, the clamping grooves 204 of the inner side of the housing 1 are clamped on the copper pipe 102, the inner side of the first through hole 201 is sleeved with a copper pipe 202, the outer side end of the first through hole 201 is provided with a retainer ring 203, the copper pipe 202 is used for fixing the copper pipe 202, the copper pipe 202 is fixed inside the connecting nut, the copper pipe 202 is positioned at the central position inside the inner side of the connecting nut, the inner side of the connecting nut is provided with a wire 4-shaped wire, the copper pipe is conveniently inserted into the inner side of the housing 1, the inner side of the sealing ring is 4 and is inserted into the inner side of the housing 1, and is conveniently inserted into the inner side of the sealing ring 1, 4 is inserted into the inner side of the sealing ring 4, which is 4 is inserted into the inner side of the sealing ring is positioned outside, and is conveniently outside the sealing ring 1, and is inserted into the inner side is 4, and is inserted into the sealing ring is inserted into the inner side into the sealing ring and is 4;

in this embodiment, when the rf coaxial connector is used, the external wire is first inserted from one end of the housing 1, at this time, the outside of the wire passes through the sealing ring 4, so that the stability of the wire inserted into the housing 1 can be ensured, and at the same time, the tightness of the wire inserted into the housing 1 can be ensured, at this time, the core of the wire passes through the copper tube 202 and extends to the front end of the copper tube 202, and then the connection nut 3 is connected with an external device, at this time, the core of the wire is inserted into the external device, so as to realize connection.

As shown in fig. 1, fig. 2, fig. 3 and fig. 5, a welding ring 301 is welded on one side of the connecting nut 3, which is opposite to the limit ring 101, the welding ring 301 is sleeved on the surface of the shell 1, the top and the top of the welding ring 301 are provided with inserting rods 304 through springs 303, one end of each spring 303, which faces the welding ring 301, is welded and fixed with the outer side of the welding ring 301, one end of each spring 303, which is opposite to the welding ring 301, is welded and fixed with a top plate 305, second through holes 302 are formed in the top and the bottom of the welding ring 301, inserting rods 304 penetrate through the second through holes 302, the second through holes 302 facilitate the inserting rods 304 to penetrate through the welding ring 301, the top ends of the inserting rods 304 are welded with the top plate 305, pinching blocks are welded on the top of the top plate 305, the pinching blocks are convenient for people to pull the inserting rods 304 outwards, anti-skidding lines are formed in the surfaces of the pinching blocks, the friction force on the surfaces of the pinching blocks is improved, the surfaces of the personnel are guaranteed, the surfaces of the shell 1 face the inserting holes 103 at least two groups of equal distances are formed in the periphery of the limiting ring 101, when the connecting nut 3 is connected with external equipment, and the connecting nut 3 rotates to a certain extent, the connecting nut 304 drives the inserting rods 103 to move the inserting rods 301 to the corresponding to the inner surface of the shell 301, and the connecting nut 304 is fixed in the limiting ring, and the limiting ring is prevented from being inserted into the corresponding jack 3;

in this embodiment, when coupling nut 3 is connected with external equipment, coupling nut 3 rotates to a certain degree after, and then spring 303 drives inserted bar 304 inwards to remove, and inserted bar 304 inserts in the jack 103 that shell 1 surface corresponds this moment to carry out spacing fixedly to welding collar 301, also carry out spacing fixedly to coupling nut 3 simultaneously, avoid it to take place to rotate, consequently in this radio frequency coaxial connector use, even receive external vibrations, coupling nut 3 also can not take place to rotate, thereby can not appear coupling nut 3 not hard up phenomenon, can guarantee the stability that this radio frequency coaxial connector is connected with external equipment.

As shown in fig. 1, fig. 2 and fig. 3, four groups of equidistant arc-shaped sheets 104 are welded on a circumference of one end of the shell 1, which is opposite to the limit ring 101, gaps are reserved among the four groups of arc-shaped sheets 104, one end of the shell 1, which is opposite to the limit ring 101, is screwed with a fastening nut 5, one side of the fastening nut 5, which is opposite to the limit ring 101, is provided with an extrusion ring 501, the appearance of the extrusion ring 501 is in a circular truncated cone shape, the diameter of a port of one side of the extrusion ring 501, which faces the fastening nut 5, is larger than the diameter of a port of one side of the extrusion ring 501, which is opposite to the fastening nut 5, the extrusion ring 501 is driven by the fastening nut 5 to displace, the extrusion ring 501 can extrude the four groups of arc-shaped sheets 104, so that the four groups of arc-shaped sheets 104 can firmly clamp and fix the surface of a wire;

in this embodiment, after the wire inserts the inside of shell 1 one end, twist fastening nut 5, along with the removal of fastening nut 5, extrusion circle 501 can extrude four sets of arc piece 104, make four sets of arc piece 104 inwards shrink, thereby can carry out the centre gripping fixedly firmly to the wire surface, thereby accomplish the connection of outside wire and this radio frequency coaxial connector, moreover because extrusion circle 501 possesses stronger extrusion force with four sets of arc piece 104, can not lead to fastening nut 5 to become flexible when receiving vibrations, can realize the quick connect of wire and this radio frequency coaxial connector and dismantle through above structure, improve this radio frequency coaxial connector's convenience of use.

Claims

1. The utility model provides a novel auto-lock screw thread formula radio frequency coaxial connector, includes shell (1), its characterized in that: a limit ring (101) is arranged at one end of the outer side of the shell (1), a connecting nut (3) is sleeved at one end of the shell (1) facing the limit ring (101), a rubber insulation column (2) is arranged at the center of the inner part of the shell (1), a first through hole (201) is formed in the center of the rubber insulation column (2), a sealing ring (4) is arranged at one end of the shell (1) facing away from the limit ring (101), and one end of the sealing ring (4) facing away from the limit ring (101) is in an outward expansion shape;

a welding ring (301) is welded on one side of the connecting nut (3) which is opposite to the limit ring (101), the welding ring (301) is sleeved on the surface of the shell (1), a plug rod (304) is arranged at the top of the welding ring (301) and the top of the plug rod (304) through a spring (303), a top plate (305) is welded at the top end of the plug rod (304), and at least two groups of equidistant jacks (103) are arranged on the surface of the shell (1) facing the periphery of the limit ring (101);

four groups of equidistant arc-shaped sheets (104) are welded on one periphery of one end of the shell (1) back to the limit ring (101), gaps are reserved among the four groups of arc-shaped sheets (104), one end of the shell (1) back to the limit ring (101) is screwed with a fastening nut (5), and one side of the fastening nut (5) back to the limit ring (101) is provided with an extrusion ring (501).

2. The novel self-locking threaded radio frequency coaxial connector according to claim 1, wherein: clamping grooves (204) are formed in the periphery of two ends of the outer side of the rubber insulating column (2), and clamping rings (102) symmetrical to the clamping grooves (204) are arranged on the inner wall of the shell (1).

3. The novel self-locking threaded radio frequency coaxial connector according to claim 1, wherein: the copper pipe (202) is sleeved in the first through hole (201), and a check ring (203) is arranged at the outer side end of the copper pipe (202) located in the first through hole (201).

4. The novel self-locking threaded radio frequency coaxial connector according to claim 1, wherein: one end of the spring (303) facing the welding ring (301) is welded and fixed with the outer side of the welding ring (301), and one end of the spring (303) facing away from the welding ring (301) is welded and fixed with the top plate (305).

5. The novel self-locking threaded radio frequency coaxial connector according to claim 1, wherein: the top of the top plate (305) is welded with a pinching block, and the surface of the pinching block is provided with anti-skid patterns.

6. The novel self-locking threaded radio frequency coaxial connector according to claim 1, wherein: the appearance of the extrusion ring (501) is in a truncated cone shape, and the diameter of one side port of the extrusion ring (501) facing the fastening nut (5) is larger than that of one side port of the extrusion ring (501) facing away from the fastening nut (5).

7. The novel self-locking threaded radio frequency coaxial connector according to claim 1, wherein: the top and the bottom of the welding ring (301) are provided with second through holes (302), and the inserted rod (304) penetrates through the second through holes (302).