CN210744363U

CN210744363U - Radio frequency coaxial connector for communication system

Info

Publication number: CN210744363U
Application number: CN201921810378.2U
Authority: CN
Inventors: 潘玉琴; 王利君
Original assignee: Zhenjiang Shengchao Electronic Co ltd
Current assignee: Zhenjiang Shengchao Electronic Co ltd
Priority date: 2019-10-25
Filing date: 2019-10-25
Publication date: 2020-06-12
Anticipated expiration: 2029-10-25

Abstract

The utility model discloses a radio frequency coaxial connector for communication system, including the connector outer conductor, open in the connector outer conductor front end outside has the external screw thread, and inside from left to right being fixed with first insulating support, the insulating support of second in proper order of connector outer conductor front end, connector outer conductor both sides are fixed with the slide through the mould casting, and the slip sleeve has been cup jointed in the slide outside, and the inside both sides of connector outer conductor tail end from left to right loop through the draw-in groove and are fixed with the locating pin, the location jack catch, and the inside crimping sleeve that has cup jointed of connector outer conductor tail end. The radio frequency coaxial connector for the communication system is provided with the positioning pin and the positioning clamping jaw, the ball at the top end of the positioning pin is attached to the positioning groove, and the positioning clamping jaw is attached to the positioning protrusion, so that the compression joint sleeve is convenient to position and automatically lock.

Description

Radio frequency coaxial connector for communication system

Technical Field

The utility model belongs to the technical field of the connector, concretely relates to radio frequency coaxial connector for communication system.

Background

The radio frequency coaxial connector is an important component of a passive device, has good broadband transmission characteristics and various convenient connection modes, and is widely applied to products such as testing instruments, weapon systems, communication equipment and the like. As the application of rf coaxial connectors almost permeates all sectors of national economy, their reliability is also becoming more and more of a concern and importance. They provide a low loss path between radio frequency systems, components, subassemblies and devices using coaxial cables or striplines. The development history of the rf coaxial connector is only short for decades, but the rf coaxial connector has better broadband transmission characteristics and various convenient connection modes, so that the rf coaxial connector is more and more widely applied to communication equipment, weapon systems, instruments and meters and household appliances. With the continuous development of the whole system and the continuous progress of the production technology, the radio frequency coaxial connector is also continuously developed, and new varieties emerge endlessly.

When the traditional radio frequency coaxial connector is used, the crimping sleeve is easy to rotate, so that poor contact between a cable conductor and a jack of a communication system is caused, the use is influenced, the crimping sleeve does not have an automatic locking function, and the installation speed is low.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a radio frequency coaxial connector for communication system to the radio frequency coaxial connector who proposes in solving above-mentioned background art when using, thereby the crimping sleeve easily rotates and causes contact failure between communication system cable conductor and the jack, influences the use, and the crimping sleeve does not have automatic locking function, the slow problem of installation rate.

In order to achieve the above object, the utility model provides a following technical scheme: a radio frequency coaxial connector for a communication system comprises a connector outer conductor, wherein an outer thread is arranged on the outer side of the front end of the connector outer conductor, sealing rings are fixed on two sides of the outer thread, a first insulating support and a second insulating support are sequentially fixed in the front end of the connector outer conductor from left to right, a connector inner conductor is fixed in the first insulating support through press fitting, jacks are fixed in the second insulating support through press fitting, slideways are fixed on two sides of the connector outer conductor through mould casting, a sliding sleeve is sleeved on the outer side of each slideway, a reset spring is sleeved between the tail end of the connector outer conductor and an inner cavity of the sliding sleeve through a telescopic column, a positioning pin and a positioning claw are fixed on two sides of the inner end of the connector outer conductor sequentially through a clamping groove from left to right, a compression sleeve is sleeved in the tail end of the connector outer conductor, the crimping sleeve is characterized in that positioning grooves are fixed on two sides of the front end of the crimping sleeve through die casting, positioning protrusions are fixed on two sides of the middle of the crimping sleeve through die casting, and locking rings are fixed inside the crimping sleeve through die casting.

Preferably, the connector inner conductor is fixedly connected with the jack through a threaded interface, and the connector inner conductor and the jack are processed through a gold plating process.

Preferably, the ball at the top end of the positioning pin is attached to the positioning groove.

Preferably, the positioning claw and the positioning protrusion are attached to each other.

Preferably, clamping surfaces are fixed on two sides of the tail end of the compression joint sleeve and two sides of the outer portion of the sliding sleeve through die casting.

Preferably, the first insulating support and the second insulating support are made of polytetrafluoroethylene materials.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model has the advantages that the balls at the top end of the positioning pin and the positioning grooves are mutually attached to play the roles of positioning and limiting the rotation of the crimping sleeve, thereby effectively preventing the rotation of the crimping sleeve from causing poor contact between a cable conductor and a jack of a communication system and improving the connection stability;

2. the utility model has the advantages that the positioning claw and the positioning bulge are mutually attached, thereby being convenient for automatically locking the crimping sleeve, having quick installation and saving time;

3. the utility model discloses a reset spring automatic re-setting sliding sleeve, effectual inboard shifting block of avoiding sliding sleeve stirs the location jack catch and need carry out manual reset after bounceing, avoids leaking the condition emergence that resets, influences the use.

Drawings

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

FIG. 2 is an exploded view of the present invention;

fig. 3 is the enlarged structure diagram of the area a of the present invention.

In the figure: 1. a connector outer conductor; 2. an external thread; 3. a seal ring; 4. a first insulating support; 5. a second insulating support; 6. a connector inner conductor; 7. a jack; 8. a slideway; 9. a sliding sleeve; 10. a return spring; 11. positioning pins; 12. positioning the clamping jaw; 13. crimping the sleeve; 14. a positioning groove; 15. positioning the projection; 16. a clamping surface; 17. and a locking ring.

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. 1-3, the present invention provides a technical solution: a radio frequency coaxial connector for a communication system comprises a connector outer conductor 1, wherein the outer side of the front end of the connector outer conductor 1 is provided with an external thread 2 through a turning tool for connecting communication system equipment, sealing rings 3 are fixed on two sides of the external thread 2 through clamping grooves to play a role of sealing protection, a first insulating support 4 and a second insulating support 5 are sequentially fixed in the front end of the connector outer conductor 1 from left to right to play a role of fixing and insulating, the first insulating support 4 and the second insulating support 5 are made of polytetrafluoroethylene materials and have the advantages of temperature resistance, corrosion resistance, weather resistance and insulation, a connector inner conductor 6 is fixed in the first insulating support 4 through press fitting, a jack 7 is fixed in the second insulating support 5 through press fitting, the connector inner conductor 6 and the jack 7 are used for transmitting conduction to realize circuit connection, and the connector inner conductor 6 and the jack 7 are fixedly connected through a threaded interface, the connector has the advantages of reliable connection and convenient disassembly and assembly, the connector inner conductor 6 and the jack 7 are processed by adopting a gold plating process, and the connector has the advantages of oxidation resistance, low resistance and plugging resistance, the slide ways 8 are fixed on the two sides of the connector outer conductor 1 through die casting, the sliding sleeve 9 is sleeved on the outer side of the slide way 8, the slide way 8 is used for guiding the sliding sleeve 9 to move, the reset spring 10 is sleeved between the tail end of the connector outer conductor 1 and the inner cavity of the sliding sleeve 9 through the telescopic column to play the role of automatically resetting the sliding sleeve 9, the positioning pin 11 and the positioning claw 12 are fixed on the two sides in the tail end of the connector outer conductor 1 sequentially from left to right through the clamping groove to play the role of positioning, the crimping sleeve 13 is sleeved in the tail end of the connector outer conductor 1 to crimp and protect a cable joint of a communication system, the positioning grooves, 11 top balls of locating pin and the mutual laminating of positioning groove 14, play the location and restrict crimping sleeve 13 pivoted effect, crimping sleeve 13 middle part both sides are fixed with location arch 15 through the mould casting, location jack catch 12 laminates with location arch 15 each other, for automatic locking crimping sleeve 13, the installation is quick, save time, crimping sleeve 13 tail end both sides and the outside both sides of sliding sleeve 9 all are fixed with clamping face 16 through the mould casting, play skid-proof effect, crimping sleeve 13 is inside to be fixed with lock ring 17 through the mould casting, be used for locking communication system cable.

The working principle is as follows: for the radio frequency coaxial connector for the communication system, firstly, a sliding sleeve 9 is clamped by a clamping surface 16 to move along a slideway 8, so that the tail end of an outer conductor 1 of the connector and the inner cavity of the sliding sleeve 9 are contracted through a telescopic column, simultaneously, a reset spring 10 synchronously contracts under the elastic action, a shifting block at the inner side of the sliding sleeve 9 shifts a positioning claw 12 to bounce and is far away from a positioning bulge 15, a crimping sleeve 13 is clamped by the clamping surface 16 to pull outwards, a ball at the top end of a positioning pin 11 contracts inwards and is far away from a positioning groove 14, so that the crimping sleeve 13 is pulled out, a communication system cable is inserted into the crimping sleeve 13 and is locked by a locking ring 17, and the communication system cable conductor extends out of the crimping sleeve 13, the outer conductor 1 of the connector is rotated during installation, the connector and is mutually meshed and fixed with a communication system equipment interface through an external thread 2, and, during connection, the crimping sleeve 13 is inserted into the tail end of the outer conductor 1 of the connector, balls at the top ends of the positioning pins 11 extend into the positioning grooves 14 to be mutually attached for limiting, the positioning clamping jaws 12 and the positioning protrusions 15 are mutually attached for automatic locking, and meanwhile, the cable conductor of the communication system is inserted into the jack 7 for elastic clamping connection, so that the use process of the radio frequency coaxial connector for the whole communication system is completed.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A radio frequency coaxial connector for a communication system, comprising: including connector outer conductor (1), open in connector outer conductor (1) front end outside has external screw thread (2), external screw thread (2) both sides are fixed with sealing washer (3), connector outer conductor (1) front end is inside from left to right to be fixed with first insulation support (4), second insulation support (5) in proper order, first insulation support (4) are inside to be fixed with connector inner conductor (6) through the pressure equipment, second insulation support (5) are inside to be fixed with jack (7) through the pressure equipment, connector outer conductor (1) both sides are fixed with slide (8) through the mould casting, slide (8) outside has been cup jointed sliding sleeve (9), it has reset spring (10) to cup joint through flexible post between connector outer conductor (1) tail end and sliding sleeve (9) inner chamber, connector outer conductor (1) tail end inside both sides from left to right loop through the draw-in groove and are fixed with locating pin (11), Location jack catch (12), crimping sleeve (13) have been cup jointed to connector outer conductor (1) tail end inside, crimping sleeve (13) front end both sides are fixed with positioning groove (14) through the mould casting, crimping sleeve (13) middle part both sides are fixed with location arch (15) through the mould casting, crimping sleeve (13) inside is fixed with lock collar (17) through the mould casting.

2. A radio frequency coaxial connector for a communication system according to claim 1, wherein: the connector inner conductor (6) is fixedly connected with the jack (7) through a threaded interface, and the connector inner conductor (6) and the jack (7) are processed through a gold plating process.

3. A radio frequency coaxial connector for a communication system according to claim 1, wherein: and the ball at the top end of the positioning pin (11) is attached to the positioning groove (14).

4. A radio frequency coaxial connector for a communication system according to claim 1, wherein: the positioning claw (12) and the positioning bulge (15) are mutually attached.

5. A radio frequency coaxial connector for a communication system according to claim 1, wherein: and clamping surfaces (16) are fixed on both sides of the tail end of the crimping sleeve (13) and both sides of the outer part of the sliding sleeve (9) through die casting.

6. A radio frequency coaxial connector for a communication system according to claim 1, wherein: the first insulating support (4) and the second insulating support (5) are made of polytetrafluoroethylene.