CN212571593U

CN212571593U - Coaxial cable adapter

Info

Publication number: CN212571593U
Application number: CN202021424830.4U
Authority: CN
Inventors: 冯良平; 韩广银; 纪云飞; 顾文杰; 徐宗铭
Original assignee: Zhongtian Radio Frequency Cable Co ltd
Current assignee: Zhongtian Radio Frequency Cable Co ltd
Priority date: 2020-07-20
Filing date: 2020-07-20
Publication date: 2021-02-19
Anticipated expiration: 2030-07-20

Abstract

The utility model discloses a coaxial cable adapter, the contact pin sets up in adapter axis position, two riveting claws are fixed respectively at the both ends of contact pin, the outer conductor sets up in the swivel nut inboard and through clamping ring locking fixed, the one end of first line clamp and outer conductor tip are the inclined plane of mutual matching and first line clamp is through first shell pressfitting at outer conductor tip, the second fastener sets up and the one end of second fastener and first shell support by in the second shell is inboard, third shell one end and swivel nut one end threaded connection, the other end threaded connection of a second shell and third shell in two second shells, the other end threaded connection of another one second shell and swivel nut. The utility model discloses a high-speed joint between the same kind of cable or the different kind of radio frequency cable, the installation is simple and convenient, does not need special instrument, and efficiency can promote more than doubly.

Description

Coaxial cable adapter

Technical Field

The utility model relates to an adapter, especially a coaxial cable adapter belongs to the cable accessories field.

Background

Coaxial Cable (Coaxial Cable) is a Cable having two concentric conductors, the conductors and a shielding layer sharing the same axis. Most common coaxial cables consist of a copper conductor separated by an insulating material, outside of which is another layer of annular conductor and its insulation, and then the entire cable is surrounded by a sheath of polyvinyl chloride or teflon material. Coaxial cables are used for the transmission of analog and digital signals and are suitable for a wide variety of applications, the most important of which are television transmissions, long distance telephone transmissions, short distance connections between computer systems, and local area networks. The coaxial cable adapter is found in actual construction, the problem of switching coaxial cables with different thicknesses or the problem of short length of the cable is sometimes encountered, and the coaxial cable adapter is needed at this time, but the connectors in the market are few at present, and constructors basically solve the problem through switching the connectors, so that the defects of high labor intensity, high cost and low efficiency are overcome.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that a coaxial cable adapter is provided realizes the switching of the different thickness coaxial cable in scene to the cable short metre problem has been solved.

In order to solve the technical problem, the utility model discloses the technical scheme who adopts is:

a coaxial cable adapter, comprising: contain the contact pin, the outer conductor, the clamping ring, first fastener, first shell, the second fastener, the swivel nut, the second shell, third shell and riveting claw, the contact pin sets up in adapter axis position, two riveting claws are fixed respectively at the both ends of contact pin, the outer conductor sets up at the swivel nut inboard and fixed through clamping ring locking, the one end of first fastener and outer conductor tip are the inclined plane of mutual matching and first fastener passes through first shell pressfitting at outer conductor tip, the second fastener sets up at second shell inboard and the one end of second fastener supports with first shell and leans on, third shell one end and swivel nut one end threaded connection, the other end threaded connection of a second shell and third shell in two second shells, the other end threaded connection of another one second shell and swivel nut.

Furthermore, the contact pin passes through the insulator and fixes in the inboard of outer conductor, and the riveting claw is for having elastic toper conductor, and the riveting claw cover is established at contact pin tip and contact pin tip fixed connection, and the riveting claw is followed the contact pin tip to contact pin intermediate position external diameter along adapter axis direction and is increased gradually.

Further, the riveting claw comprises a fixed part and a plurality of elastic strips, the fixed part passes through fix with rivet at the tip of contact pin, the one end and the fixed part fixed connection of elastic strip, the other end of elastic strip to the outside slope setting of contact pin and unsettled, a plurality of elastic strips along the equidistant distribution of circumference of fixed part.

Further, be provided with the stair structure of mutual matching on the inner wall of swivel nut and the lateral surface of outer conductor, the outer conductor is inserted by the left end of swivel nut and is set up in the swivel nut and spacing through the stair structure, and the clamping ring cover is established in the left end outside of outer conductor and the clamping ring is connected with outer conductor and swivel nut inner wall inflation.

Further, the one end of first fastener is provided with elastic construction to elastic construction one end tip outside is the inclined plane, the both ends inboard of outer conductor is provided with the inclined plane that matches with first fastener inclined plane, the other end of first fastener is provided with the stair structure that matches each other with the one end of first shell, the one end of second shell is supported and is leaned on the other end tip of first fastener through the stair structure, the other end of second shell and the one end tip of second fastener are provided with the stair structure that matches each other, the one end of second fastener is supported and is leaned on the other end tip of second shell through the stair structure, the other end tip of second fastener is provided with elastic construction, be provided with the inclined plane that matches each other on the other end tip of second fastener and the second shell inner wall.

Furthermore, the elastic structure adopts the end portions of the first wire clamp and the second wire clamp to be provided with a plurality of grooves, the grooves are formed from the end portions of the first wire clamp and the second wire clamp to the other end along the axial direction, and the grooves are distributed at equal intervals along the circumferential direction of the first wire clamp and the second wire clamp.

Further, be provided with at least one deck barb structure on the other end inner wall of second fastener, each layer barb structure is cyclic annular distribution and at least one deck barb structure is along the equidistant distribution of axial of second fastener.

Furthermore, the two ends of the screw sleeve are respectively provided with an internal thread, one end parts of the two second shells are provided with external threads, one end of the third shell is provided with an external thread, one end part of the third shell is arranged on the inner side of one end of the screw sleeve and is in threaded connection with the screw sleeve, the other end of the third shell is provided with an internal thread, one end of one second shell is arranged on the other end of the screw sleeve and is in threaded connection with the screw sleeve, and one end of the other second shell is arranged on the other end of the third shell and is in threaded connection with the third shell.

Further, a sealing ring groove is formed in the outer side of the second shell, and the sealing ring is arranged in the sealing ring groove.

Furthermore, first fastener, first shell, second fastener are formed by a plurality of lamella combinations, and a plurality of lamellas are fixed in the outside through jump ring or sealing washer to first fastener, first shell, second fastener part.

Compared with the prior art, the utility model, have following advantage and effect: the utility model provides a coaxial cable adapter, which realizes the quick connection between the same kind of cables or different kinds of radio frequency cables, has simple and convenient installation, does not need special tools, and can improve the efficiency by more than one time; and when the on-site short-meter problem of the coaxial cables occurs, the short-meter problem of the cables is solved by connecting the coaxial cables with different diameters or the same diameter.

Drawings

Fig. 1 is a schematic view of a coaxial cable adapter according to the present invention.

Fig. 2 is an exploded view of a coaxial cable adapter according to the present invention.

Fig. 3 is a schematic diagram of a coaxial cable adapter according to the present invention.

Fig. 4 is a partial enlarged view of a coaxial cable adapter according to the present invention.

Detailed Description

To elaborate on the technical solution adopted by the present invention for achieving the predetermined technical purpose, the technical solution in the embodiment of the present invention will be clearly and completely described below by combining with the drawings in the embodiment of the present invention, and it is obvious that the described embodiment is only a partial embodiment of the present invention, not a whole embodiment, and technical means or technical features in the embodiment of the present invention can be replaced without paying creative efforts, and the present invention will be described in detail below by combining with the embodiments with reference to the drawings.

As shown in fig. 1, 2 and 4, the coaxial cable adapter of the present invention comprises a pin 1, an outer conductor 2, a press ring 3, a first wire clip 4, a first shell 5, a second wire clip 6, a threaded sleeve 7, a second shell 8, a third shell 9 and riveting claws 10, wherein the pin 1 is arranged at the axial position of the adapter, the two riveting claws 10 are respectively fixed at the two ends of the pin 1, the outer conductor 2 is arranged inside the threaded sleeve 7 and is locked and fixed by the press ring 3, one end of the first wire clip 4 and the end of the outer conductor 2 are mutually matched inclined planes, the first wire clip 4 is pressed at the end of the outer conductor 2 by the first shell 5, the second wire clip 6 is arranged inside the second shell 8, one end of the second wire clip 6 is abutted against the first shell 5, one end of the third shell 9 is in threaded connection with one end of the threaded sleeve 7, one of the second shells 8 of the two second shells 8 is in threaded connection with the other end of the third shell 9, the other second housing 8 is screwed to the other end of the threaded sleeve 7.

The contact pin 1 is fixed on the inner side of the outer conductor 2 through an insulator, the riveting claw 10 is an elastic conical conductor, the riveting claw 10 is sleeved on the end portion of the contact pin 1 and is fixedly connected with the end portion of the contact pin 1, and the outer diameter of the riveting claw 10 gradually increases from the end portion of the contact pin 1 to the middle position of the contact pin 1 along the axis direction of the adapter. Rivet claw 10 comprises a fixed part and a plurality of elastic strip, and the fixed part passes through fix with rivet at the tip of contact pin, the one end and the fixed part fixed connection of elastic strip, and the other end of elastic strip sets up and unsettled to the outside slope of contact pin, and a plurality of elastic strip distribute along the circumference of fixed part equidistant.

Be provided with the stair structure of mutual matching on the inner wall of swivel nut 7 and the lateral surface of outer conductor 2, outer conductor 2 is inserted by the left end of swivel nut 7 and is set up in swivel nut 7 and spacing through the stair structure, and 3 covers of clamping ring are established in the left end outside of outer conductor 2 and clamping ring 3 expands tightly with outer conductor 2 and swivel nut 7 inner wall and is connected.

One end of first fastener 4 is provided with elastic construction, and elastic construction one end tip outside is the inclined plane, the both ends inboard of outer conductor 2 is provided with the inclined plane of pressing from both sides the inclined plane and matcing with first fastener 4, the other end of first fastener 4 and the one end of first shell 5 are provided with the stair structure of matcing each other, the one end of second shell 8 is passed through the stair structure and is leaned on the other end tip of first fastener 4, the other end of second shell 8 and the one end tip of second fastener 6 are provided with the stair structure of matcing each other, the one end of second fastener 6 is passed through the stair structure and is leaned on the other end tip of second shell 8, the other end tip of second fastener 6 is provided with elastic construction, be provided with the inclined plane of matcing each other on the other end tip of second.

The elastic structure adopts and opens several grooves at the tip of first fastener 4 and second fastener 6, and the groove is seted up to the other end along the axis direction from the tip of first fastener 4 and second fastener 6 to a plurality of grooves are along the equidistant distribution of circumference of first fastener 4 and second fastener 6. Be provided with at least one deck barb structure on the other end inner wall of second fastener 6, each layer barb structure is the annular distribution and at least one deck barb structure is along the equidistant distribution of axial of second fastener.

The both ends of swivel nut 7 are provided with the internal thread respectively, the one end tip of two second shells 8 is provided with the external screw thread, the one end of third shell 9 is provided with the external screw thread, the one end tip setting of third shell 9 is inboard at swivel nut 7 one end and swivel nut 7 threaded connection, the other end of third shell 9 is provided with the internal thread, 8 one ends of a second shell set up at the swivel nut 7 other end and swivel nut 7 threaded connection, the one end setting of another second shell 8 is at the other end and the third shell 9 threaded connection of third shell 9. A sealing ring groove is formed in the outer side of the second shell 8, and a sealing ring 11 is arranged in the sealing ring groove.

First fastener 4, first shell 5, second fastener 6 are formed by a plurality of lamella combinations, and the first fastener of a plurality of lamellas, first shell, second fastener part pass through jump ring or sealing washer and fix in the outside.

As shown in fig. 3, when in use, the inner conductor of the coaxial cable is hollow, the inner wall of the hollow hole of the inner conductor is inserted along the end of the contact pin 1, and the inner conductor of the coaxial cable is clamped and fixed by the action of the riveting claw 10 and is communicated with the contact pin 1; the outer conductor joint of coaxial cable is between the inclined plane of outer conductor 2 and first fastener 4, first fastener 4 tip has elastic construction, the other end of second fastener 6 also has elastic construction, when second shell 8 passes through screw locking fixed like this, provide the inside thrust of axis to second fastener 6 through the inclined plane, thereby second fastener 6 provides the pressure in the middle of outer conductor 2 to first fastener 4 through the conduction of first shell 5, thereby tightly pressfitting outer conductor between the inclined plane of outer conductor 2 and first fastener 4.

The utility model provides a coaxial cable adapter, which realizes the quick connection between the same kind of cables or different kinds of radio frequency cables, has simple and convenient installation, does not need special tools, and can improve the efficiency by more than one time; and when the on-site short-meter problem of the coaxial cables occurs, the short-meter problem of the cables is solved by connecting the coaxial cables with different diameters or the same diameter.

The above description is only a preferred embodiment of the present invention, and the present invention is not limited to the above description, and although the present invention has been disclosed with the preferred embodiment, it is not limited to the present invention, and any skilled person in the art can make modifications or changes equivalent to the equivalent embodiment without departing from the technical scope of the present invention, but all the modifications, equivalent substitutions, and improvements made to the above embodiments within the spirit and principle of the present invention still belong to the protection scope of the technical solution of the present invention.

Claims

1. A coaxial cable adapter, comprising: contain the contact pin, the outer conductor, the clamping ring, first fastener, first shell, the second fastener, the swivel nut, the second shell, third shell and riveting claw, the contact pin sets up in adapter axis position, two riveting claws are fixed respectively at the both ends of contact pin, the outer conductor sets up at the swivel nut inboard and fixed through clamping ring locking, the one end of first fastener and outer conductor tip are the inclined plane of mutual matching and first fastener passes through first shell pressfitting at outer conductor tip, the second fastener sets up at second shell inboard and the one end of second fastener supports with first shell and leans on, third shell one end and swivel nut one end threaded connection, the other end threaded connection of a second shell and third shell in two second shells, the other end threaded connection of another one second shell and swivel nut.

2. A coaxial cable adapter according to claim 1, wherein: the contact pin passes through the insulator and fixes the inboard at outer conductor, and the riveting claw is for having elastic toper conductor, and the riveting claw cover is established at contact pin tip and contact pin tip fixed connection, and the riveting claw is followed the contact pin tip to contact pin intermediate position external diameter increase gradually along adapter axis direction.

3. A coaxial cable adapter according to claim 2, wherein: the rivet claw comprises a fixed part and a plurality of elastic strips, and the fixed part passes through fix with rivet at the tip of contact pin, the one end and the fixed part fixed connection of elastic strip, and the other end of elastic strip sets up and unsettled to the outside slope of contact pin, and a plurality of elastic strips are along the equidistant distribution of circumference of fixed part.

4. A coaxial cable adapter according to claim 1, wherein: the inner wall of the threaded sleeve and the outer side face of the outer conductor are provided with step structures matched with each other, the outer conductor is inserted into the threaded sleeve from the left end of the threaded sleeve and is limited through the step structures, the pressing ring is sleeved on the outer side of the left end of the outer conductor, and the pressing ring is connected with the outer conductor and the inner wall of the threaded sleeve in an expanding manner.

5. A coaxial cable adapter according to claim 1, wherein: the one end of first fastener is provided with elastic construction, and the elastic construction one end tip outside is the inclined plane, the both ends inboard of outer conductor is provided with the inclined plane that matches with first fastener inclined plane, the other end of first fastener is provided with the stair structure of matcing each other with the one end of first shell, the one end of second shell is passed through the stair structure and is supported the other end tip that leans on at first fastener, the other end of second shell and the one end tip of second fastener are provided with the stair structure of matcing each other, the one end of second fastener is supported the other end tip that leans on at the second shell through the stair structure, the other end tip of second fastener is provided with elastic construction, be provided with the inclined plane of matcing each other on the other end tip of second fastener and the second.

6. A coaxial cable adapter according to claim 5, wherein: the elastic structure adopts and sets up a plurality of grooves at the tip of first fastener and second fastener, and the groove is seted up to the other end along the axis direction from the tip of first fastener and second fastener to a plurality of grooves are along the equidistant distribution of circumference of first fastener and second fastener.

7. A coaxial cable adapter according to claim 5, wherein: be provided with at least one deck barb structure on the other end inner wall of second fastener, each layer barb structure is cyclic annular distribution and at least one deck barb structure is along the equidistant distribution of axial of second fastener.

8. A coaxial cable adapter according to claim 1, wherein: the two ends of the screw sleeve are respectively provided with an internal thread, one end parts of the two second shells are provided with external threads, one end of the third shell is provided with an external thread, one end part of the third shell is arranged on the inner side of one end of the screw sleeve and is in threaded connection with the screw sleeve, the other end of the third shell is provided with an internal thread, one end of one second shell is arranged on the other end of the screw sleeve and is in threaded connection with the screw sleeve, and one end of the other second shell is arranged on the other end of the third shell and is in threaded connection with the third shell.

9. A coaxial cable adapter according to claim 8, wherein: and a sealing ring groove is formed in the outer side of the second shell, and the sealing ring is arranged in the sealing ring groove.

10. A coaxial cable adapter according to claim 1, wherein: the first wire clamp, the first shell and the second wire clamp are formed by combining a plurality of petals, and parts of the first wire clamp, the first shell and the second wire clamp are fixed on the outer side through clamp springs or sealing rings.