CN219801436U

CN219801436U - Coaxial cable connecting assembly with high electrical connectivity

Info

Publication number: CN219801436U
Application number: CN202321208606.5U
Authority: CN
Inventors: 解群; 李明
Original assignee: Zhenjiang Jiancheng Precision Electronics Co ltd
Current assignee: Zhenjiang Jiancheng Precision Electronics Co ltd
Priority date: 2023-05-18
Filing date: 2023-05-18
Publication date: 2023-10-03
Anticipated expiration: 2033-05-18

Abstract

The utility model provides a coaxial cable connecting assembly with high electrical connectivity, which comprises a cable, wherein a protective assembly is arranged on the surface of the cable, which is close to the end part, and is connected with an auxiliary assembly in a mounting way through a mounting tube, the end part of the cable is electrically connected with the inner wall of a connector, one side of the connector is provided with a mounting groove, and the auxiliary assembly is arranged on the inner wall of the mounting groove. The utility model comprises the following steps: through tailorring the cable, establish two collar cover and fix on its surface, then cooperate two second ring grooves to install bellows and two collar fixed, shield the electric spark that cable junction caused because of high current is carried, cooperate two first ring grooves to install protection tube and two collar fixed simultaneously to protect the bellows, be convenient for prolong its live time, the side direction stress that the simultaneous elimination device produced.

Description

Coaxial cable connecting assembly with high electrical connectivity

Technical Field

The utility model belongs to the technical field of cable connection components, and particularly relates to a coaxial cable connection component with high electrical connectivity.

Background

The coaxial cable is a cable having two concentric conductors and the conductor and the shielding layer share the same axis, and is generally connected with a signal transmitter and a signal receiver by assembling a cable connection assembly, and the "coaxial cable connection assembly" disclosed in the search application number of CN202121494639.1 describes "including a sleeve, a positioning insulator, a pin and a coaxial cable". A positioning insulator is fixed in the sleeve, and the contact pin is fixed at the center of the positioning insulator. The coaxial cable comprises an inner core and a shielding layer, the tail part of the contact pin is provided with a jack, the rear end face of the positioning insulator is provided with a positioning groove, the positioning groove is filled with a perforated insulator, the perforated insulator is attached to the tail end face of the contact pin, the end face of the perforated insulator is provided with an ingenious insulator combination for the insertion of the inner core and the shielding layer, the perforated insulator is used as a limit, the coaxial cable and the contact pin are connected into a whole, and the problem of adapting of a larger contact pin to a finer coaxial cable is solved. The pin and the coaxial cable are fixed into a whole in the insulator by a soldering method, the problem of impedance matching between the pin and the coaxial cable is solved, and the pin is provided with a welding hole and a tin injection hole for welding, so that the purpose of convenient welding is achieved, and the reliability of welding is ensured. Through setting up silica gel layer and epoxy glue film, guaranteed coaxial cable's tensile strength and the sealing performance "of product, but the device still has following defect when using: the existing coaxial cable connecting assembly is used for improving the pulse power of a high-power pulse device, and conveying high-rate pulse current, the electric energy lost in the process often occurs in the form of electric sparks, the connection performance of a connection point and a connection structure is seriously damaged, even insulation materials in the connection point and the connection structure lose insulation capacity, when current is unevenly distributed on the circumference of the coaxial cable, the electric force formed by the current can lead an outer conductor to creep, so that the outer conductor is extruded in one direction, and the coaxial cable loses coaxiality, so that the coaxial cable connecting assembly with high electrical connectivity and protection is required to be designed.

Disclosure of Invention

The utility model aims to provide a coaxial cable connecting assembly with high electrical connectivity, and aims to solve the problems in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the coaxial cable connecting assembly with high electrical connectivity comprises a cable, wherein a protective assembly is arranged on the surface, close to the end part, of the cable, the protective assembly is connected with an auxiliary assembly in a mounting way through a mounting tube, the end part of the cable is electrically connected with the inner wall of a connector, a mounting groove is formed in one side of the connector, and the auxiliary assembly is arranged on the inner wall of the mounting groove;

the protection assembly comprises two mounting rings which are arranged close to the surface of the end part of the cable, wherein the side sides of the opposite sides of the mounting rings are provided with first annular grooves, the inner wall of each first annular groove is connected with a protection pipe in a clamping manner, the middle parts of the opposite sides of the mounting rings are provided with second annular grooves, the inner walls of the second annular grooves are connected with corrugated pipes in a clamping manner, and the surfaces of the cables are sleeved with the corrugated pipes.

In order to facilitate the limiting of the outer conductor at the end part of the cable, as one preferable mode of the utility model, the auxiliary assembly comprises a fixed pipe arranged on the inner wall of the mounting groove, the inner wall of the fixed pipe is connected with the surface of the cable in a penetrating way, a limiting groove is formed in one side of the fixed pipe, a plurality of limiting rods are fixedly arranged on the inner wall of the limiting groove, arc-shaped grooves are formed in one sides of the limiting rods, and a clamping pipe is arranged at one end of the fixed pipe.

In order to facilitate the installation and fixation of the clamping tube and the connector, as a preferable mode of the utility model, an auxiliary groove is formed on one side of the inner wall of the installation groove, and the inner wall of the auxiliary groove is in threaded connection with the surface of the clamping tube.

In order to facilitate the movable limiting of the copper net, as one preferable mode of the utility model, the copper net is arranged at the end part of the cable, the length of the copper net is consistent with that of the limiting groove, a plurality of elastic limiting rings are arranged on the surface of the copper net, and the side sides of the elastic limiting rings are movably connected with the inner walls of the arc-shaped grooves.

In order to facilitate the installation and fixation of the fixing tube and the mounting tube, as a preferable mode of the utility model, a connecting groove is formed on the other side of the fixing tube, and the inner wall of the connecting groove is in threaded connection with one end of the mounting tube.

In order to facilitate the mounting and fixing of the mounting ring to the mounting tube, it is preferred according to the utility model that one of the mounting rings is fixedly connected on the other side to one end of the mounting tube.

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

1) The two mounting rings are sleeved and fixed on the surface of the cable through cutting the cable, then the corrugated pipe and the two mounting rings are mounted and fixed by matching with the two second annular grooves, electric sparks caused by high-current transmission at the joint of the cable are shielded, and meanwhile the protective pipe and the two mounting rings are mounted and fixed by matching with the two first annular grooves, so that the corrugated pipe is protected, the service time of the corrugated pipe is prolonged, and meanwhile, the lateral stress generated by the device is eliminated;

2) Through establish fixed pipe and the joint pipe of cable tip respectively with mounting groove and auxiliary tank threaded connection, place the copper mesh of cable tip in the spacing inslot on the joint pipe, when the cable carries out high current, the power that its produced makes the copper mesh remove, cooperation a plurality of elasticity spacing ring drives the copper mesh and removes in a plurality of arc wall on a plurality of gag lever post surface to can improve the reliability of copper mesh junction, make its evenly connected in the joint pipe, guarantee current evenly distributed, and reduce the contact resistance of junction, guarantee electric energy transmission efficiency.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of a portion of the structure of the present utility model;

FIG. 3 is a schematic view of a protective component according to the present utility model;

fig. 4 is a schematic structural diagram of an auxiliary assembly according to the present utility model.

In the figure: 1. a cable; 11. installing a pipe; 12. a copper mesh; 13. an elastic limit ring; 2. a protective assembly; 21. a mounting ring; 22. a first annular groove; 23. a protective tube; 24. a second annular groove; 25. a bellows; 3. an auxiliary component; 31. a fixed tube; 32. a limit groove; 33. a limit rod; 34. an arc-shaped groove; 35. a clamping pipe; 36. a connecting groove; 4. a connector; 41. a mounting groove; 42. an auxiliary groove.

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.

Example 1

Referring to fig. 1-4, the present utility model provides the following technical solutions: the utility model provides a coaxial cable coupling assembling of high electric connectivity, includes cable 1, and the surface that is close to the tip of cable 1 is equipped with protection component 2, and protection component 2 passes through installation tube 11 and auxiliary assembly 3 installation connection, and the tip of cable 1 is connected with the inner wall of connector 4 electricity, and mounting groove 41 has been seted up to one side of connector 4, and auxiliary assembly 3 sets up the inner wall at mounting groove 41;

the protection component 2 comprises two mounting rings 21 which are arranged on the surface close to the end part of the cable 1, first annular grooves 22 are formed in the side sides of the opposite sides of the two mounting rings 21, protection pipes 23 are connected with the inner walls of the first annular grooves 22 in a clamping mode, second annular grooves 24 are formed in the middle of the opposite sides of the two mounting rings 21, corrugated pipes 25 are connected with the inner walls of the second annular grooves 24 in a clamping mode, and the surfaces of the cable 1 are sleeved with the corrugated pipes 25.

In specific use, the cable 1 is cut, and the cable 1 and the insulating layer on the surface thereof pass through the connector 4, the fixing tube 31 and the corrugated tube 25 together; and tailor copper mesh 12 according to the position of connector 4 to smoothly place copper mesh 12 tip in spacing groove 32, then establish two collar 21 cover and fix on cable 1 surface, then cooperate two second ring grooves 24 with bellows 25 and two collar 21 installation fixed, shield cable 1 junction because of the electric spark that high current sent and arouse, cooperate two first ring grooves 22 with protection tube 23 and two collar 21 installation fixed simultaneously, thereby protect bellows 25, be convenient for lengthen its live time, the side stress that the simultaneous relief device produced.

In this embodiment, the auxiliary assembly 3 includes a fixing tube 31 installed on the inner wall of the installation groove 41, the inner wall of the fixing tube 31 is connected with the surface of the cable 1 in a penetrating manner, a limiting groove 32 is provided on one side of the fixing tube 31, a plurality of limiting rods 33 are fixedly installed on the inner wall of the limiting groove 32, arc-shaped grooves 34 are provided on one side of the plurality of limiting rods 33, and a clamping tube 35 is provided at one end of the fixing tube 31.

When the cable 1 is used specifically, the fixing tube 31 and the clamping tube 35 sleeved at the end part of the cable 1 are respectively in threaded connection with the mounting groove 41 and the auxiliary groove 42, the copper net 12 at the end part of the cable 1 is placed in the limiting groove 32 on the clamping tube 35, when the cable 1 carries out high current, the generated force enables the copper net 12 to move, the elastic limiting rings 13 are matched to drive the copper net 12 to move in the arc-shaped grooves 34 on the surfaces of the limiting rods 33, so that the reliability of the connection part of the copper net 12 can be improved, the copper net 12 is uniformly connected in the clamping tube 35, the current is uniformly distributed, the contact resistance of the connection part is reduced, and the power transmission efficiency is ensured.

In this embodiment, an auxiliary groove 42 is provided on one side of the inner wall of the mounting groove 41, and the inner wall of the auxiliary groove 42 is screwed with the surface of the bayonet tube 35.

In specific use, the fixing tube 31 and the clamping tube 35 sleeved on the end part of the cable 1 are respectively in threaded connection with the mounting groove 41 and the auxiliary groove 42, so that the fixing tube 31 and the connector 4 are mounted and fixed.

In this embodiment, the end of the cable 1 is provided with a copper mesh 12, the length of the copper mesh 12 is consistent with the length of the limiting groove 32, the surface of the copper mesh 12 is provided with a plurality of elastic limiting rings 13, and the sides of the plurality of elastic limiting rings 13 are movably connected with the inner walls of the plurality of arc-shaped grooves 34.

When the cable 1 is used in particular, when high current is conveyed, the generated force enables the copper net 12 to move, and the copper net 12 is driven by the elastic limiting rings 13 to move in the arc-shaped grooves 34 on the surfaces of the limiting rods 33, so that the reliability of the connection part of the copper net 12 can be improved, the copper net 12 is uniformly connected in the clamping connection pipe 35, the uniform distribution of current is ensured, the contact resistance of the connection part is reduced, and the power transmission efficiency is ensured

In this embodiment, a connecting groove 36 is formed on the other side of the fixing tube 31, and the inner wall of the connecting groove 36 is screwed with one end of the mounting tube 11.

In particular use, the fixing tube 31 is easily mounted and fixed to the mounting tube 11 by the connecting groove 36.

In this embodiment, the other side of one of the mounting rings 21 is fixedly connected to one end of the mounting tube 11.

In specific use, one side of the mounting ring 21 is fixedly mounted with the mounting tube 11, so that the fixing tube 31 is conveniently fixed with the mounting ring 21, and the connection stability of the device is ensured.

Working principle: when the electric spark protection device is used, firstly, the cable 1 is cut, the cable 1 and an insulating layer on the surface of the cable 1 pass through the connector 4, the fixed pipe 31 and the corrugated pipe 25 together, the copper net 12 is cut according to the position of the connector 4, the end part of the copper net 12 is smoothly placed in the limit groove 32, then the two mounting rings 21 are sleeved and fixed on the surface of the cable 1, then the corrugated pipe 25 and the two mounting rings 21 are fixedly installed by matching with the two second annular grooves 24, electric sparks caused by high-current transmission at the joint of the cable 1 are shielded, meanwhile, the protective pipe 23 and the two mounting rings 21 are fixedly installed by matching with the two first annular grooves 22, so that the corrugated pipe 25 is protected, the service time of the electric spark protection device is conveniently prolonged, meanwhile, the lateral stress generated by the device is eliminated, the fixed pipe 31 and the clamping pipe 35 sleeved at the end part of the cable 1 are respectively in threaded connection with the mounting groove 41 and the auxiliary groove 42, the copper net 12 at the end part of the cable 1 is placed in the limit groove 32 on the clamping pipe 35, when the cable 1 is subjected to high-current transmission, the copper net 12 is enabled to move by matching with the force generated by the cable 1, the copper net 12 and the elastic rings 12 are uniformly distributed on the limit groove 34, and the electric energy can be uniformly distributed on the surface of the limiting groove 33.

Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. A coaxial cable connection assembly of high electrical connectivity comprising a cable (1), characterized in that: the cable comprises a cable body, wherein a protection component (2) is arranged on the surface, close to the end part, of the cable (1), the protection component (2) is connected with an auxiliary component (3) in a mounting mode through a mounting tube (11), the end part of the cable (1) is electrically connected with the inner wall of a connector (4), a mounting groove (41) is formed in one side of the connector (4), and the auxiliary component (3) is arranged on the inner wall of the mounting groove (41);

the protection assembly (2) comprises two mounting rings (21) which are arranged close to the end surface of the cable (1), first annular grooves (22) are formed in the side sides of the opposite sides of the mounting rings (21), protection pipes (23) are connected with the inner walls of the first annular grooves (22) in a clamping mode, second annular grooves (24) are formed in the middle of the opposite sides of the mounting rings (21), corrugated pipes (25) are connected with the inner walls of the second annular grooves (24) in a clamping mode, and the surfaces of the cable (1) are sleeved with the corrugated pipes (25).

2. The high electrical connectivity coaxial cable connection assembly of claim 1, wherein: the auxiliary assembly (3) comprises a fixed pipe (31) arranged on the inner wall of the mounting groove (41), the inner wall of the fixed pipe (31) is connected with the surface of the cable (1) in a penetrating mode, a limiting groove (32) is formed in one side of the fixed pipe (31), a plurality of limiting rods (33) are fixedly arranged on the inner wall of the limiting groove (32), arc-shaped grooves (34) are formed in one side of each limiting rod (33), and a clamping connection pipe (35) is arranged at one end of the fixed pipe (31).

3. The high electrical connectivity coaxial cable connection assembly of claim 1, wherein: an auxiliary groove (42) is formed in one side of the inner wall of the mounting groove (41), and the inner wall of the auxiliary groove (42) is in threaded connection with the surface of the clamping connection pipe (35).

4. The high electrical connectivity coaxial cable connection assembly of claim 1, wherein: the end of the cable (1) is provided with a copper net (12), the length of the copper net (12) is consistent with that of the limiting groove (32), the surface of the copper net (12) is provided with a plurality of elastic limiting rings (13), and the side sides of the elastic limiting rings (13) are movably connected with the inner walls of the arc-shaped grooves (34).

5. The high electrical connectivity coaxial cable connection assembly of claim 2, wherein: the other side of the fixed pipe (31) is provided with a connecting groove (36), and the inner wall of the connecting groove (36) is in threaded connection with one end of the mounting pipe (11).

6. The high electrical connectivity coaxial cable connection assembly of claim 1, wherein: the other side of one mounting ring (21) is fixedly connected with one end of the mounting tube (11).