CN214673003U - External conductive cable connector - Google Patents

Abstract

The utility model discloses an external conductor cable connector, including holder and electrically conductive wiring ear and locking swivel nut, the external screw thread has been seted up to the pullover of electrically conductive wiring ear, the electrically conductive toper shrink cover of holder for seting up the axial shrinkage groove, the trepanning of locking swivel nut is coaxial internal thread hole and taper hole, and the sinle silk of electrically conductive cable passes the trepanning of locking swivel nut and places in the trepanning of electrically conductive wiring ear head end, electrically conductive toper shrink ways adorns in the sinle silk and places in the trepanning of locking swivel nut, and the locking swivel nut is fitted soon in the pullover of electrically conductive wiring ear, and the locking swivel nut that screws in radially contracts electrically conductive toper shrink cover again and press from both sides tight sinle silk behind the cover head end of electrically conductive wiring ear with electrically conductive toper shrink ways axial. The utility model discloses avoid the deep-processing to electrically conductive lug for the operation progress.

Description

External conductive cable connector

The utility model claims priority (with the application number as202022218933.1) Application of

Technical Field

The utility model relates to a conductive cable connection structure specifically is an external conductive cable connector.

Background

In order to solve the defects of material consumption, time consumption, instable installation caused by oxidation, heating and cracking of an interface and the like of various wiring structures in the prior art, the applicant provides an invention application of a conductive cable connecting device (with the publication number of CN 104347964A).

The technical scheme of the invention application of the conductive cable connecting device comprises a clamping piece, wherein the clamping piece comprises a conductive conical shrinkage sleeve and a conductive wiring lug or a conductive wiring sleeve, the conductive conical shrinkage sleeve is provided with an axial shrinkage groove, conical extrusion holes are formed in the conductive conical shrinkage sleeve and the conductive wiring lug and are matched with and used for locking a wire core, and the two opposite conductive conical shrinkage sleeves and the conical sleeve holes at the two ends of the conductive wiring sleeve are mutually extruded and used for locking the wire core.

Particularly, the conductive wire lug is a conventional conductive cable connecting piece, and is widely used as a standard connecting piece in the industry, in the invention application of the conductive cable connecting device, the conductive wire lug needs to further perform subsequent processing of a taper expanding hole on the lug hole of the conductive wire lug, so that redundant working procedures are increased, and inconvenience is caused in use.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that the external conductor cable connector who is directly used for the wiring with electrically conductive cable connection standard has been proposed to the prior art not enough.

The external conductive cable connector capable of solving the technical problems comprises a clamping piece, a conductive wiring lug and a locking threaded sleeve, wherein an external thread is arranged on a sleeve head of the conductive wiring lug, the clamping piece is a conductive conical shrinkage sleeve provided with an axial shrinkage groove, the difference is that a sleeve hole of the locking threaded sleeve is a coaxial internal thread hole and a conical hole, a wire core of a conductive cable penetrates through the sleeve hole of the locking threaded sleeve and is arranged in the sleeve hole at the end of the conductive wiring lug sleeve, the conductive conical shrinkage sleeve is sleeved on the wire core and is arranged in the sleeve hole of the locking threaded sleeve, the locking threaded sleeve is screwed on the sleeve head of the conductive wiring lug, and the screwed-in locking threaded sleeve axially abuts against the sleeve head end of the conductive wiring lug and then radially shrinks the conductive conical shrinkage sleeve to clamp the wire core.

The external cable connector capable of solving the technical problems comprises a clamping piece, a conductive wiring sleeve and a locking screw sleeve, the difference is that the sleeve holes of the locking thread sleeves are coaxial inner thread holes and taper holes, the wire cores of the left and right conductive cables respectively penetrate through the sleeve holes of the left and right locking thread sleeves and are arranged in the pipe holes at the left and right ends of the conductive wiring sleeve, the left and right conductive tapered shrink sleeves are sleeved on the left and right wire cores and are respectively arranged in the sleeve holes of the left and right locking thread sleeves, each locking threaded sleeve is screwed on the corresponding sleeve head of the conductive wiring sleeve, and the corresponding conductive conical shrinkage sleeve is axially abutted against the sleeve head end of the conductive wiring sleeve by the screwed locking threaded sleeve and then radially shrunk to clamp the corresponding wire core.

The external cable connector capable of solving the technical problems comprises a clamping piece, a conductive wiring three-way pipe and a locking threaded sleeve, the conductive connection three-way pipe is characterized in that each end pipe head of the conductive connection three-way pipe is provided with an external thread, the clamping piece is a conductive conical shrinkage sleeve provided with an axial shrinkage groove, the difference is that the sleeve hole of the locking screw sleeve is a coaxial internal thread hole and a conical hole, the wire cores of the three conductive cables respectively penetrate through the sleeve holes of the three locking screw sleeves and are respectively arranged in the three pipe holes of the conductive connection three-way pipe, the three conductive conical shrinkage sleeves are respectively sleeved on the three wire cores and are respectively arranged in the sleeve holes of the three locking screw sleeves, each locking screw sleeve is screwed on a corresponding tube head of the conductive connection three-way tube, and the screwed locking screw sleeves axially support the corresponding conductive conical shrinkage sleeves against the tube head end of the conductive connection three-way tube and then radially shrink the conductive conical shrinkage sleeves to clamp the corresponding wire cores.

The external conductive cable connector capable of solving the technical problems comprises a clamping piece, a conductive wiring four-way pipe and a locking screw sleeve in the fourth technical scheme, the four tube heads of the conductive wiring four-way tube are all provided with external threads, the clamping piece is a conductive conical shrinkage sleeve provided with an axial shrinkage groove, the difference is that the sleeve hole of the locking screw sleeve is a coaxial internal thread hole and a conical hole, the wire cores of four conductive cables respectively penetrate through the sleeve holes of the four locking screw sleeves and are respectively arranged in the four tube holes of the conductive wiring four-way tube, the four conductive conical shrinkage sleeves are respectively sleeved on the four wire cores and are respectively arranged in the sleeve holes of the four locking screw sleeves, each locking screw sleeve is screwed on the corresponding tube head of the conductive wiring four-way tube, and the screwed locking screw sleeve axially supports the corresponding conductive conical shrinkage sleeve against the tube head end of the conductive wiring four-way tube and then radially shrinks the conductive conical shrinkage sleeve to clamp the corresponding wire core.

The external cable connector capable of solving the technical problems comprises a fifth technical scheme that the cable connector comprises a clamping piece, a conductive wiring sleeve and a locking screw sleeve, the difference is that one end socket head of the conductive wiring sleeve is provided with an external thread, the sleeve hole of the locking threaded sleeve is a coaxial internal thread hole and a conical hole, the conductive conical shrinkage sleeve is arranged in the sleeve of the locking threaded sleeve, the core of the conductive cable at one end passes through the taper hole of the locking screw sleeve and is arranged in the conductive tapered shrinkage sleeve, the core of the conductive cable at the other end passes through the conductive wiring sleeve and is arranged in the conductive tapered shrinkage sleeve, the locking screw sleeve is screwed on the sleeve head end of the external thread of the conductive wiring sleeve, and the screwed locking screw sleeve axially supports the conductive conical shrinkage sleeve against the sleeve head end of the conductive wiring sleeve and then radially shrinks the conductive conical shrinkage sleeve to clamp the wire cores at two ends.

The external conductive cable connector capable of solving the technical problems comprises a clamping piece, a conductive wiring three-way pipe and a locking screw sleeve in the sixth technical scheme, the conducting wire three-way pipe comprises a first pipe head, a second pipe head and a third pipe head which are opposite, the second pipe head and the third pipe head are provided with external threads, sleeve holes of the locking screw sleeves are coaxial internal thread holes and conical holes, a wire core of a third conducting cable penetrates through the sleeve hole of the third locking screw sleeve and is arranged in a pipe hole of the third pipe head, the third conducting conical shrinkage sleeve is sleeved on a third wire core and is arranged in the sleeve hole of the third locking screw sleeve, the third locking threaded sleeve is screwed on the third pipe head, and the third conductive conical shrinkage sleeve is radially shrunk after the third conductive conical shrinkage sleeve is axially abutted against the pipe head end of the third pipe head by the screwed third locking threaded sleeve so as to clamp the third wire core; the second conductive conical shrinkage sleeve is arranged in a sleeve hole of the second locking screw sleeve, a wire core of the second conductive cable penetrates through a conical hole of the second locking screw sleeve and is arranged in the second conductive conical shrinkage sleeve, a wire core of the first conductive cable penetrates through pipe holes of the first pipe head and the second pipe head and is arranged in the second conductive conical shrinkage sleeve, the second locking screw sleeve is screwed on the second pipe head, and the screwed second conductive conical shrinkage sleeve axially supports the second conductive conical shrinkage sleeve against the pipe head end of the second pipe head and then radially shrinks the second conductive conical shrinkage sleeve to clamp the first wire core and the second wire core.

The external electric cable connector capable of solving the technical problems comprises a clamping piece, an electric connection four-way pipe and a locking screw sleeve, wherein the clamping piece is an electric conduction conical contraction sleeve provided with an axial contraction groove, the difference is that the electric conduction four-way pipe comprises a first pipe head and a second pipe head which are opposite, a third pipe head and a fourth pipe head which are opposite, external threads are arranged on the second pipe head and the fourth pipe head, a sleeve hole of the locking screw sleeve is a coaxial internal thread hole and a conical hole, the second electric conduction conical contraction sleeve is arranged in the sleeve hole of the second locking screw sleeve, a wire core of a second electric cable passes through the conical hole of the second locking screw sleeve and is arranged in the second electric conduction conical contraction sleeve, the first electric cable passes through the pipe holes of the first pipe head and the second pipe head and is arranged in the second electric conduction conical contraction sleeve, and the second locking screw sleeve is screwed on the second pipe head, the screwed second locking screw sleeve axially supports the second conductive conical shrinkage sleeve against the tube head end of the second tube head and then radially shrinks the second conductive conical shrinkage sleeve to clamp the first wire core and the second wire core; the fourth conductive conical shrinkage sleeve is arranged in a sleeve hole of the fourth locking screw sleeve, a wire core of the fourth conductive cable penetrates through a conical hole of the fourth locking screw sleeve and is arranged in the fourth conductive conical shrinkage sleeve, a wire core of the third conductive cable penetrates through pipe holes of the third pipe head and the fourth pipe head and is arranged in the fourth conductive conical shrinkage sleeve, the fourth locking screw sleeve is screwed on the fourth pipe head, and the fourth conductive conical shrinkage sleeve is axially abutted against the pipe head end of the fourth pipe head and then radially shrunk by the screwed fourth locking screw sleeve so as to clamp the third wire core and the fourth wire core.

In the fifth, sixth and seventh technical schemes, in order to facilitate the shrinkage of the conductive tapered shrink sleeve, an axial shrinkage joint opposite to the axial shrinkage groove is arranged in the middle of the sleeve body of the conductive tapered shrink sleeve, or the middle part of the sleeve body of the conductive tapered shrink sleeve is designed to be an axial thickness reduction strip opposite to the axial shrinkage groove.

The utility model has the advantages that:

1. the utility model discloses external conductor cable connector adopts and to lead electrically conductive toper shrink cover in the locking swivel nut outside electrically conductive wiring ear, electrically conductive wiring cover, electrically conductive wiring three-way pipe, electrically conductive wiring four-way pipe, thereby the locking swivel nut is connected with electrically conductive wiring ear, electrically conductive wiring cover, electrically conductive wiring three-way pipe, electrically conductive wiring four-way pipe with the screw thread and closes the sinle silk of mode connection clamp electrically conductive cable soon, realizes that the sinle silk of electrically conductive cable and electrically conductive wiring ear, electrically conductive wiring cover, electrically conductive wiring three-way pipe, electrically conductive wiring four-way pipe are firmly connected.

2. The utility model discloses in the structure, electrically conductive wiring ear, electrically conductive wiring cover, electrically conductive wiring three-way pipe, electrically conductive wiring four-way pipe are industry standard spare, purchase promptly, have avoided the deep-processing to electrically conductive wiring ear, electrically conductive wiring cover, electrically conductive wiring three-way pipe, electrically conductive wiring four-way pipe for the operation progress.

Drawings

Fig. 1 is an exploded view of a first embodiment of the present invention.

Fig. 2 is a sectional view of an assembled structure of the embodiment of fig. 1.

Fig. 3 is an exploded view of a second embodiment of the present invention.

Fig. 4 is a sectional view of an assembled structure of the embodiment of fig. 3.

Fig. 5 is an exploded view of a third embodiment of the present invention.

Fig. 6 is a sectional view of an assembled structure of the embodiment of fig. 5.

Fig. 7 is an exploded view of a fourth embodiment of the present invention.

Fig. 8 is a sectional view of an assembled structure of the embodiment of fig. 7.

Fig. 9 is an exploded view of a fifth embodiment of the present invention.

Fig. 10 is a sectional view of an assembled structure of the embodiment of fig. 9.

Fig. 11 is an exploded view of a sixth embodiment of the present invention.

Fig. 12 is a sectional view of an assembled structure of the embodiment of fig. 11.

Fig. 13 is an exploded view of the seventh embodiment of the present invention.

Fig. 14 is a sectional view of an assembled structure of the embodiment of fig. 13.

And (3) identifying the figure number: 1. a conductive lug; 2. a conductive tapered shrink sleeve; 3. locking the threaded sleeve; 4. a wire core; 5. a conductive wiring sleeve; 6. a conductive wiring three-way pipe; 7. conductive wiring four-way tube.

Detailed Description

The technical solution of the present invention will be further explained with reference to the embodiments shown in the drawings.

The utility model discloses external conductor cable connector, first embodiment is:

the external conductive cable connector comprises a conductive wiring lug 1, a clamping piece and a locking threaded sleeve 3, wherein an external thread is arranged on a sleeve head at the front end of the conductive wiring lug 1, the rear end of the conductive wiring lug 1 is a fastening flat position provided with a bolt hole, and a coaxial sleeve hole (not penetrating through the conductive wiring lug 1) is arranged at the sleeve head end of the conductive wiring lug 1; the clamping piece is a conductive conical shrinkage sleeve 2 provided with an axial shrinkage groove, and the thickness of the large cone end of the conductive conical shrinkage sleeve 2 is larger than that of the small cone end; the trepanning of locking swivel nut 3 is coaxial internal thread hole and taper hole, and locking swivel nut 3's internal thread hole matches the overhead external screw thread of electrically conductive lug 1 cover and internal thread hole length is shorter than external screw thread length, the macropore end of taper hole communicates with each other with the internal thread hole and the aperture is less than the internal thread aperture, and the tapering of taper hole matches the tapering of electrically conductive toper shrink cover 2, as shown in fig. 1, 2.

In the above structure, the connection mode of the conductive lug 1 and the core 4 of the conductive cable is as follows:

1. the conductive conical shrinkage sleeve 2 is arranged in a sleeve hole of the locking threaded sleeve 3, the small end of the conductive conical shrinkage sleeve 2 is matched in the conical hole of the sleeve hole, and the large end of the conductive conical shrinkage sleeve 2 is arranged in an internal threaded hole of the sleeve hole.

2. The wire core 4 of the conductive cable penetrates through the taper hole of the locking threaded sleeve 3 and the sleeve hole of the conductive tapered shrinkage sleeve 2 and then penetrates out of the inner threaded hole of the locking threaded sleeve 3 and is arranged in the sleeve hole at the sleeve head end of the conductive wiring lug 1.

3. The internal thread hole of the locking screw sleeve 3 is screwed on the external thread of the sleeve head of the conductive lug 1, in the screwing process of the locking screw sleeve 3, the locking screw sleeve 3 firstly axially supports the conductive conical shrinkage sleeve 2 on the sleeve head end of the conductive lug 1, then the locking screw sleeve 3 axially moves on the conductive conical shrinkage sleeve 2, and the locking screw sleeve 3 continuously radially shrinks the conductive conical shrinkage sleeve 2 in the moving process to clamp the wire core 4 of the conductive cable.

The utility model discloses external conductor cable connector, second kind embodiment is:

the external cable connector comprises a conductive wiring sleeve 5, two clamping pieces and two locking screw sleeves 3, wherein the left end and the right end of the conductive wiring sleeve 5 are both provided with external threads; each clamping piece is a conductive conical shrinkage sleeve 2 provided with an axial shrinkage groove, and the thickness of the large cone end of each conductive conical shrinkage sleeve 2 is larger than that of the small cone end; the trepanning of each locking swivel nut 3 is coaxial internal thread hole and taper hole, and the internal thread hole of locking swivel nut 3 matches the overhead external screw thread of 5 cover of electrically conductive wiring cover and internal thread hole length is shorter than external screw thread length, the macropore end of taper hole communicates with each other with the internal thread hole and the aperture is less than the internal thread aperture, and the tapering of taper hole matches the tapering of electrically conductive toper shrink cover 2, as shown in fig. 3, 4.

In the above structure, the connection mode of the conductive wiring sleeve 5 and the core 4 of the left and right conductive cables is:

1. the left and right conductive tapered shrink sleeves 2 are respectively arranged in sleeve holes of the left and right locking screw sleeves 3, the small end of each conductive tapered shrink sleeve 2 is matched in a tapered hole of the corresponding sleeve hole, and the large end of each conductive tapered shrink sleeve 2 is arranged in an internal threaded hole of the corresponding sleeve hole.

2. A wire core 4 of the left-end conductive cable penetrates through the taper hole of the left-end locking threaded sleeve 3 and the sleeve hole of the left-end conductive tapered shrinkage sleeve 2 and then penetrates out of the inner threaded hole of the left-end locking threaded sleeve 3 and is arranged in the left-end sleeve hole of the conductive wiring sleeve 5; and a wire core 4 of the right conductive cable penetrates through the taper hole of the right locking threaded sleeve 3 and the sleeve hole of the right conductive tapered shrinkage sleeve 2 and then penetrates out of the inner threaded hole of the right locking threaded sleeve 3 and is arranged in the right sleeve hole of the conductive wiring sleeve 5.

3. The internal thread holes of the left locking thread insert 3 and the right locking thread insert 3 are screwed on the external threads of the left sleeve head and the right sleeve head of the conductive wiring sleeve 5 respectively, in the screwing process of each locking thread insert 3, each locking thread insert 3 firstly axially supports the corresponding conductive conical shrinkage sleeve 2 on the sleeve head end corresponding to the conductive wiring sleeve 5, then the locking thread insert 3 axially moves on the conductive conical shrinkage sleeve 2, and the locking thread insert 3 continuously radially shrinks the conductive conical shrinkage sleeve 2 in the moving process to clamp the wire core 4 corresponding to the conductive cable.

In the present invention, the third embodiment is:

the external conductive cable connector comprises a conductive wiring three-way pipe 6, three clamping pieces and three locking screw sleeves 3, wherein the left end, the right end and the lower end of the conductive wiring three-way pipe 6 are provided with external threads; each clamping piece is a conductive conical shrinkage sleeve 2 provided with an axial shrinkage groove, and the thickness of the large cone end of each conductive conical shrinkage sleeve 2 is larger than that of the small cone end; the trepanning of each locking swivel nut 3 is coaxial internal thread hole and taper hole, and the internal thread hole of locking swivel nut 3 matches the external screw thread on the conductive wiring three-way pipe 6 cover head and internal thread hole length is shorter than external screw thread length, the macropore end of taper hole communicates with each other with the internal thread hole and the aperture is less than the internal thread aperture, and the tapering of taper hole matches the tapering of conductive toper shrink sleeve 2, as shown in fig. 5, 6.

In the above structure, the connection mode of the conductive wiring three-way pipe 6, the core 4 of the left and right conductive cables and the core 4 of the lower conductive cable is as follows:

1. the left and right conductive tapered shrink sleeves 2 and the lower conductive tapered shrink sleeve 2 are respectively arranged in sleeve holes of the left and right locking screw sleeves 3 and the lower locking screw sleeve 3, a small end of each conductive tapered shrink sleeve 2 is matched in a taper hole of the corresponding sleeve hole, and a large end of each conductive tapered shrink sleeve 2 is positioned in an internal thread hole of the corresponding sleeve hole.

2. A wire core 4 of the left-end conductive cable penetrates through the taper hole of the left-end locking threaded sleeve 3 and the sleeve hole of the left-end conductive conical shrinkage sleeve 2 and then penetrates out of the inner threaded hole of the left-end locking threaded sleeve 3 and is arranged in a left-end pipe hole of the conductive wiring three-way pipe 6; a wire core 4 of the right conductive cable penetrates through the taper hole of the right locking threaded sleeve 3 and the sleeve hole of the right conductive tapered shrinkage sleeve 2 and then penetrates out of the inner threaded hole of the right locking threaded sleeve 3 and is arranged in a right pipe hole of the conductive wiring three-way pipe 6; and a wire core 4 of the lower end conductive cable penetrates through the taper hole of the lower end locking threaded sleeve 3 and the sleeve hole of the lower end conductive conical shrinkage sleeve 2 and then penetrates out of the inner threaded hole of the lower end locking threaded sleeve 3 and is arranged in a lower end pipe hole of the conductive wiring three-way pipe 6.

3. The inner thread holes of the left locking threaded sleeve 3, the right locking threaded sleeve 3 and the lower locking threaded sleeve 3 are screwed on the outer threads of the left tube head, the right tube head and the lower tube head of the conductive connection three-way tube 6 respectively, in the screwing process of each locking threaded sleeve 3, each locking threaded sleeve 3 firstly axially supports the corresponding conductive conical shrinkage sleeve 2 on the tube head end of the tube head, then the locking threaded sleeve 3 axially moves on the conductive conical shrinkage sleeve 2, and the locking threaded sleeve 3 continuously radially shrinks the conductive conical shrinkage sleeve 2 in the moving process to clamp the wire core 4 of the corresponding conductive cable.

The utility model discloses external conductor cable connector, the fourth kind of embodiment is:

the external conductive cable connector comprises a conductive connection four-way pipe 7, four clamping pieces and four locking screw sleeves 3, wherein the left end, the right end, the upper end and the lower end of the conductive connection four-way pipe 7 are provided with external threads; each clamping piece is a conductive conical shrinkage sleeve 2 provided with an axial shrinkage groove, and the thickness of the large cone end of each conductive conical shrinkage sleeve 2 is larger than that of the small cone end; the trepanning of each locking swivel nut 3 is coaxial internal thread hole and taper hole, and the internal thread hole matching of locking swivel nut 3 leads the external screw thread and internal thread hole length on the conductive connection four-way pipe 6 tube head to be shorter than external screw thread length, the macropore end and the internal thread hole of taper hole communicate with each other and the aperture is less than the internal thread aperture, and the tapering of taper hole matches the tapering of the conductive toper shrink cover 2, as shown in fig. 7, fig. 8.

In the above structure, the connection mode of the conductive connection four-way tube 7, the core 4 of the left and right conductive cables and the core 4 of the upper and lower conductive cables is as follows:

1. the left and right conductive tapered shrink sleeves 2 and the upper and lower conductive tapered shrink sleeves 2 are respectively arranged in sleeve holes of the left and right locking screw sleeves 3 and the upper and lower locking screw sleeves 3, a small end of each conductive tapered shrink sleeve 2 is matched in a tapered hole of the corresponding sleeve hole, and a large end of each conductive tapered shrink sleeve 2 is arranged in an internal threaded hole of the corresponding sleeve hole.

2. A wire core 4 of the left-end conductive cable penetrates through the taper hole of the left-end locking threaded sleeve 3 and the sleeve hole of the left-end conductive conical shrinkage sleeve 2, then penetrates out of the inner threaded hole of the left-end locking threaded sleeve 3 and is arranged in the sleeve hole at the left end of the conductive wiring four-way pipe 7; a wire core 4 of the right conductive cable penetrates through the taper hole of the right locking threaded sleeve 3 and the sleeve hole of the right conductive tapered shrinkage sleeve 2 and then penetrates out of the inner threaded hole of the right locking threaded sleeve 3 and is arranged in the right sleeve hole of the conductive wiring four-way pipe 7; the wire core 4 of the upper end conductive cable penetrates through the taper hole of the upper end locking threaded sleeve 3 and the sleeve hole of the upper end conductive tapered shrinkage sleeve 2 and then penetrates out of the inner threaded hole of the upper end locking threaded sleeve 3 and is arranged in the sleeve hole at the upper end of the conductive wiring four-way pipe 7; and a wire core 4 of the lower end conductive cable penetrates through the taper hole of the lower end locking threaded sleeve 3 and the sleeve hole of the lower end conductive conical shrinkage sleeve 2 and then penetrates out of the inner threaded hole of the lower end locking threaded sleeve 3 and is arranged in the lower end sleeve hole of the conductive wiring three-way pipe 7.

3. The left and right locking thread sleeves 3 and the internal thread holes of the upper and lower locking thread sleeves 3 are screwed on the external threads of the left and right tube heads and the upper and lower tube heads of the conductive connection four-way tube 7 respectively, in the screwing process of each locking thread sleeve 3, each locking thread sleeve 3 firstly axially supports the corresponding conductive conical shrinkage sleeve 2 on the tube head end of the sleeve head, then the locking thread sleeve 3 axially moves on the conductive conical shrinkage sleeve 2, and the locking thread sleeve 3 continuously radially shrinks the conductive conical shrinkage sleeve 2 in the moving process to clamp the wire core 4 of the corresponding conductive cable.

The utility model discloses external conductor cable connector, fifth kind of implementation (the simplified scheme of second kind of implementation) is:

the external cable connector comprises a conductive wiring sleeve 5, a clamping piece and a locking screw sleeve 3, wherein the left end sleeve head of the conductive wiring sleeve 5 is provided with an external thread; the clamping piece is a conductive conical shrinkage sleeve 2 provided with an axial shrinkage groove, an axial shrinkage seam opposite to the axial shrinkage groove is arranged in the middle of the sleeve body of the conductive conical shrinkage sleeve 2, or the middle part of the sleeve body of the conductive conical shrinkage sleeve 2 is designed to be an axial thickness reduction thin strip opposite to the axial shrinkage groove, and the thickness of the large cone head end of the conductive conical shrinkage sleeve 2 is larger than that of the small cone head end; the trepanning of locking swivel nut 3 is coaxial internal thread hole and taper hole, and the internal thread hole of locking swivel nut 3 matches 5 overhead external screw threads of cover of electrically conductive wiring cover and internal thread hole length is shorter than external screw thread length, the macropore end of taper hole communicates with each other with the internal thread hole and the aperture is less than the internal thread aperture, and the tapering of taper hole matches the tapering of electrically conductive toper shrink cover 2, as shown in fig. 9, 10.

In the above structure, the connection mode of the conductive wiring sleeve 5 and the core 4 of the left and right conductive cables is:

1. the conductive tapered shrink sleeve 2 is arranged in a sleeve hole of the locking threaded sleeve 3, the small end of the conductive tapered shrink sleeve 2 is matched in a tapered hole of the corresponding sleeve hole, and the large end of the conductive tapered shrink sleeve 2 is arranged in an internal threaded hole of the sleeve hole.

2. A wire core 4 of the left-end conductive cable penetrates through the taper hole of the locking threaded sleeve 3 and is arranged in the sleeve hole of the conductive tapered shrinkage sleeve 2; the wire core 4 of the right end conductive cable passes through the trepan boring of the conductive wiring sleeve 5 and is arranged in the trepan boring of the conductive conical shrinkage sleeve 2, and the end heads of the left wire core 4 and the right wire core 4 are overlapped in the trepan boring of the conductive conical shrinkage sleeve 2.

3. The internal thread hole of the locking screw sleeve 3 is screwed on the external thread of the sleeve head at the left end of the conductive wiring sleeve 5, in the screwing process of the locking screw sleeve 3, the locking screw sleeve 3 firstly axially supports the conductive conical shrinkage sleeve 2 on the sleeve head end at the left end of the conductive wiring sleeve 5, then the locking screw sleeve 3 axially moves on the conductive conical shrinkage sleeve 2, and the locking screw sleeve 3 continuously radially shrinks the conductive conical shrinkage sleeve 2 in the moving process to clamp the wire core 4 of the left and right conductive cables.

The utility model discloses external cable connector, sixth kind of implementation (the simplification scheme of third implementation) is:

the external conductive cable connector comprises a conductive wiring three-way pipe 6, two clamping pieces, a second locking screw sleeve and a third locking screw sleeve 3, wherein the pipe head (the second pipe head) at the right end of the conductive wiring three-way pipe 6 and the pipe head (the third pipe head) at the lower end are both provided with external threads; the two clamping pieces are a second conductive conical shrinkage sleeve 2 and a third conductive conical shrinkage sleeve 2 which are provided with axial shrinkage grooves, an axial shrinkage joint opposite to the axial shrinkage grooves is arranged in the middle of the sleeve body of each conductive conical shrinkage sleeve 2, or the middle part of the sleeve body of each conductive conical shrinkage sleeve 2 is designed into an axial thickness reduction thin strip opposite to the axial shrinkage grooves, and the thickness of the large cone head end of each conductive conical shrinkage sleeve 2 is larger than that of the small cone head end; the trepanning of each locking swivel nut 3 is coaxial internal thread hole and taper hole, and the internal thread hole of second, third locking swivel nut 3 matches the external screw thread on the second tube head of electrically conductive wiring three-way pipe 6, third tube head respectively and internal thread hole length is shorter than external screw thread length, the macropore end of taper hole communicates with each other with the internal thread hole and aperture is less than the internal thread aperture, and the tapering of taper hole matches the tapering of electrically conductive toper shrink sleeve 2, as shown in fig. 11, 12.

In the above structure, the connection mode of the conductive connection three-way pipe 6, the core 4 of the first and second conductive cables at the left and right ends and the core 4 of the third conductive cable at the lower end is as follows:

1. the third conductive tapered shrink sleeve 2 is arranged in a sleeve hole of the third locking screw sleeve 3, the small end of the third conductive tapered shrink sleeve 2 is matched in a taper hole of the sleeve hole, and the large end of the third conductive tapered shrink sleeve 2 is arranged in an internal thread hole of the sleeve hole.

2. And a wire core 4 of the third conductive cable penetrates through the taper hole of the third locking threaded sleeve 3 and the sleeve hole of the third conductive tapered shrinkage sleeve 2 and then penetrates out of the inner threaded hole of the third locking threaded sleeve 3 and is arranged in the lower end sleeve hole of the conductive wiring three-way pipe 6.

3. The internal thread hole of the third locking screw sleeve 3 is screwed on the external thread of the third tube head of the conductive connection three-way tube 6, in the screwing process of the third locking screw sleeve 3, the third locking screw sleeve 3 firstly axially supports the third conductive conical shrinkage sleeve 2 on the tube head end of the third tube head, then the third locking screw sleeve 3 axially moves on the third conductive conical shrinkage sleeve 2, and in the moving process, the third locking screw sleeve 3 continuously radially shrinks the third conductive conical shrinkage sleeve 2 to clamp the wire core 4 of the third conductive cable.

4. The second conductive tapered shrink sleeve 2 is arranged in a sleeve hole of the second locking threaded sleeve 3, the small end of the second conductive tapered shrink sleeve 2 is matched in a tapered hole of the sleeve hole, and the large end of the second conductive tapered shrink sleeve 2 is arranged in an internal threaded hole of the sleeve hole.

5. A wire core 4 of the second conductive cable penetrates through the taper hole of the second locking screw sleeve 3 and is arranged in the sleeve hole of the second conductive tapered shrinkage sleeve 2; the wire core 4 of the first conductive cable penetrates from the first pipe head at the left end of the conductive wiring three-way pipe 6, penetrates out from the second pipe head and is arranged in the trepan of the second conductive conical shrinkage sleeve 2, and the ends of the first wire core 4 and the second wire core 4 are overlapped in the trepan of the second conductive conical shrinkage sleeve 2.

6. The internal thread hole of the second locking screw sleeve 3 is screwed on the external thread of the second tube head of the conductive connection three-way tube 6, in the screwing process of the second locking screw sleeve 3, the second locking screw sleeve 3 firstly axially supports the second conductive conical shrinkage sleeve 2 on the tube head end of the second tube head of the conductive connection three-way tube 6, then the second locking screw sleeve 3 axially moves on the second conductive conical shrinkage sleeve 2, and the second locking screw sleeve 3 continuously radially shrinks the second conductive conical shrinkage sleeve 2 in the moving process to clamp the wire core 4 of the first conductive cable and the second conductive cable.

The utility model discloses external cable connector, seventh kind of implementation mode (the simplification of fourth implementation mode) is:

the external conductive cable connector comprises a conductive wiring four-way pipe 7, two clamping pieces, a second locking screw sleeve and a fourth locking screw sleeve 3, wherein external threads are respectively arranged on a right end pipe head (a second pipe head) and a lower end pipe head (a fourth pipe head) of the conductive wiring four-way pipe 7; the two clamping pieces are a second conductive conical shrinkage sleeve 2 and a fourth conductive conical shrinkage sleeve 2 which are provided with axial shrinkage grooves, an axial shrinkage joint opposite to the axial shrinkage grooves is arranged in the middle of the sleeve body of each conductive conical shrinkage sleeve 2, or the middle part of the sleeve body of each conductive conical shrinkage sleeve 2 is designed into an axial thickness reduction thin strip opposite to the axial shrinkage grooves, and the thickness of the large cone head end of each conductive conical shrinkage sleeve 2 is larger than that of the small cone head end; the trepanning of each locking swivel nut 3 is coaxial internal thread hole and taper hole, and the internal thread hole of second, fourth locking swivel nut 3 matches the second tube head of electrically conductive wiring four-way pipe 7 respectively, the external screw thread on the fourth tube head and internal thread hole length is shorter than external screw thread length, the macropore end and the internal thread hole of taper hole communicate with each other and the aperture is less than the internal thread aperture, and the tapering of taper hole matches the tapering of electrically conductive toper shrink cover 2, as shown in fig. 13, 14.

In the above structure, the connection mode of the conductive connection four-way tube 7, the core 4 of the first and second conductive cables at the left and right ends and the core 4 of the third and fourth conductive cables at the upper and lower ends is as follows:

1. the second conductive tapered shrink sleeve 2 is arranged in a sleeve hole of the second locking threaded sleeve 3, the small end of the second conductive tapered shrink sleeve 2 is matched in a tapered hole of the sleeve hole, and the large end of the second conductive tapered shrink sleeve 2 is arranged in an internal threaded hole of the sleeve hole.

2. A wire core 4 of the second conductive cable penetrates through the taper hole of the second locking screw sleeve 3 and is arranged in the sleeve hole of the second conductive tapered shrinkage sleeve 2; the core 4 of the first end conductive cable penetrates from the first tube head at the left end of the conductive wiring four-way tube 7, penetrates out from the second tube head and is arranged in the trepan boring of the second conductive conical shrinkage sleeve 2, and the ends of the first core 4 and the second core 4 are overlapped in the trepan boring of the second conductive conical shrinkage sleeve 2.

3. The internal thread hole of the second locking screw sleeve 3 is screwed on the external thread of the second tube head of the conductive connection four-way tube 7, in the screwing process of the second locking screw sleeve 3, the second locking screw sleeve 3 firstly axially supports the second conductive conical shrinkage sleeve 2 on the tube head end of the second tube head of the conductive connection four-way tube 7, then the second locking screw sleeve 3 axially moves on the second conductive conical shrinkage sleeve 2, and the second locking screw sleeve 3 continuously radially shrinks the second conductive conical shrinkage sleeve 2 in the moving process to tightly clamp the wire cores 4 of the first and second conductive cables.

4. The fourth conductive tapered shrink sleeve 2 is arranged in a sleeve hole of the fourth locking screw sleeve 3, the small end of the fourth conductive tapered shrink sleeve 2 is matched in a taper hole of the sleeve hole, and the large end of the fourth conductive tapered shrink sleeve 2 is arranged in an internal thread hole of the sleeve hole.

5. A wire core 4 of the fourth conductive cable penetrates through the taper hole of the fourth locking screw sleeve 3 and is arranged in the sleeve hole of the fourth conductive tapered shrinkage sleeve 2; the core 4 of the third conductive cable penetrates from the third tube head at the upper end of the conductive wiring four-way tube 7, penetrates out from the fourth tube head and is arranged in the trepan boring of the fourth conductive conical shrinkage sleeve 2, and the ends of the third core 4 and the fourth core 4 are overlapped in the trepan boring of the fourth conductive conical shrinkage sleeve 2.

6. The internal thread hole of the fourth locking screw sleeve 3 is screwed on the external thread of the fourth tube head of the conductive connection four-way tube 7, in the screwing-in process of the fourth locking screw sleeve 3, the fourth locking screw sleeve 3 firstly axially supports the fourth conductive conical shrinkage sleeve 2 on the tube head end of the fourth tube head of the conductive connection four-way tube 7, then the fourth locking screw sleeve 3 axially moves on the fourth conductive conical shrinkage sleeve 2, and the fourth locking screw sleeve 3 continuously radially shrinks the fourth conductive conical shrinkage sleeve 2 in the moving process to clamp the wire cores 4 of the third and fourth conductive cables.

Claims (10)

1. External conductor cable connector, including holder and electrically conductive lug (1) and locking swivel nut (3), the external screw thread has been seted up to the pullover of electrically conductive lug (1), the holder is for offering electrically conductive toper shrink cover (2) of axial contraction groove, its characterized in that: the sleeve hole of the locking threaded sleeve (3) is a coaxial internal threaded hole and a coaxial taper hole, the wire core (4) of the conductive cable penetrates through the sleeve hole of the locking threaded sleeve (3) and is arranged in the sleeve hole of the sleeve end of the conductive wiring lug (1), the conductive conical shrinkage sleeve (2) is sleeved on the wire core (4) and is arranged in the sleeve hole of the locking threaded sleeve (3), the locking threaded sleeve (3) is screwed on the sleeve head of the conductive wiring lug (1), and the screwed-in locking threaded sleeve (3) axially supports the conductive conical shrinkage sleeve (2) on the sleeve head end of the conductive wiring lug (1) and then radially shrinks the conductive conical shrinkage sleeve (2) to clamp the wire core (4).

2. External cable conductor connector, including holder and electrically conductive wire sleeve (5) and locking swivel nut (3), the external screw thread has all been seted up to the left and right end pullover of electrically conductive wire sleeve (5), the holder is for offering electrically conductive toper shrink cover (2) of axial contraction groove, its characterized in that: the sleeve hole of the locking threaded sleeve (3) is a coaxial internal threaded hole and a conical hole, the wire cores (4) of the left and right conductive cables respectively penetrate through the sleeve holes of the left and right locking threaded sleeves (3) and are arranged in the pipe holes of the left and right ends of the conductive wiring sleeve (5), the left and right conductive conical shrinkage sleeves (2) are sleeved on the left and right wire cores (4) and are respectively arranged in the sleeve holes of the left and right locking threaded sleeves (3), each locking threaded sleeve (3) is screwed on the corresponding sleeve head of the conductive wiring sleeve (5), and the screwed-in locking threaded sleeve (3) axially supports the corresponding conductive conical shrinkage sleeve (2) on the sleeve head end of the conductive wiring sleeve (5) and then radially shrinks the conductive conical shrinkage sleeve (2) to clamp the corresponding wire core (4).

3. External cable conductor connector, including holder and electrically conductive wiring three-way pipe (6) and locking swivel nut (3), all seted up the external screw thread on the three pipe head of electrically conductive wiring three-way pipe (6), the holder is for offering electrically conductive toper shrink cover (2) of axial shrink groove, its characterized in that: the sleeve hole of the locking screw sleeve (3) is a coaxial internal thread hole and a conical hole, the wire cores (4) of the three conductive cables respectively penetrate through the sleeve holes of the three locking screw sleeves (3) and are respectively arranged in the three pipe holes of the conductive wiring three-way pipe (6), the three conductive conical shrinkage sleeves (2) are respectively sleeved in the three wire cores (4) and are respectively arranged in the sleeve holes of the three locking screw sleeves (3), each locking screw sleeve (3) is screwed in the corresponding pipe head of the conductive wiring three-way pipe (6), and the screwed locking screw sleeve (3) axially supports the corresponding conductive conical shrinkage sleeve (2) against the pipe head end of the conductive wiring three-way pipe (6) and then radially shrinks the conductive conical shrinkage sleeve (2) to clamp the corresponding wire core (4).

4. External cable conductor connector, including holder and electrically conductive wiring four-way pipe (7) and locking swivel nut (3), the external screw thread has all been seted up on four pipe heads of electrically conductive wiring four-way pipe (7), the holder is for offering electrically conductive toper shrink cover (2) of axial shrink groove, its characterized in that: the trepanning of locking swivel nut (3) is coaxial internal thread hole and taper hole, four electric wire core (4) of electrically conductive cable pass the trepanning of four locking swivel nuts (3) respectively and arrange four tube holes of electrically conductive wiring four-way pipe (7) respectively in, four electrically conductive toper shrink sleeve (2) suit respectively in four sinle silk (4) and arrange the trepanning of four locking swivel nuts (3) respectively in, each locking swivel nut (3) is screwed in the corresponding tube head of electrically conductive wiring four-way pipe (7), the locking swivel nut (3) of screwing in radially contracts electrically conductive toper shrink sleeve (2) and presss from both sides tightly corresponding sinle silk (4) after supporting in the tube head end of electrically conductive wiring four-way pipe (7) with electrically conductive toper shrink sleeve (2) axial that corresponds.

5. External cable connector, including holder and electrically conductive wiring cover (5) and locking swivel nut (3), the holder is for offering electrically conductive toper shrink cover (2) of axial contraction groove, its characterized in that: the one end pullover of electrically conductive wire sleeve (5) has seted up the external screw thread, the trepanning of locking swivel nut (3) is coaxial internal thread hole and taper hole, electrically conductive toper shrink sleeve (2) is arranged in the trepanning of locking swivel nut (3), and sinle silk (4) of the electrically conductive cable of one end pass the taper hole of locking swivel nut (3) and place in electrically conductive toper shrink sleeve (2), and sinle silk (4) of the electrically conductive cable of the other end pass electrically conductive wire sleeve (5) and place in electrically conductive toper shrink sleeve (2), locking swivel nut (3) are soon fit in the pullover end of the external screw thread of electrically conductive wire sleeve (5), and the electrically conductive toper shrink sleeve (2) of radially contracting again behind the pullover end of electrically conductive wire sleeve (5) will be electrically conductive toper shrink sleeve (2) axial to the lock swivel nut (3) that precedents in soon and presss from both ends sinle silk (4) tightly.

6. The external conductive cable connector of claim 5, wherein: an axial shrinkage joint opposite to the axial shrinkage groove is arranged in the middle of the sleeve body of the conductive conical shrinkage sleeve (2), or the middle of the sleeve body of the conductive conical shrinkage sleeve (2) is an axial thickness reduction thin strip opposite to the axial shrinkage groove.

7. External cable conductor connector, including holder and electrically conductive wiring three-way pipe (6) and locking swivel nut (3), the holder is for offering electrically conductive toper shrink sleeve (2) of axial shrink groove, its characterized in that: the conductive connection three-way pipe (6) comprises a first pipe head, a second pipe head and a third pipe head which are opposite to each other, external threads are formed on the second pipe head and the third pipe head, sleeve holes of the locking screw sleeves (3) are coaxial internal thread holes and taper holes, a wire core (4) of a third conductive cable penetrates through the sleeve hole of the third locking screw sleeve (3) and is arranged in a pipe hole of the third pipe head, a third conductive conical shrinkage sleeve (2) is sleeved on the third wire core (4) and is arranged in the sleeve hole of the third locking screw sleeve (3), the third locking screw sleeve (3) is screwed on the third pipe head, and the third conductive conical shrinkage sleeve (2) is axially abutted against the pipe head end of the third pipe head and then radially shrunk by the screwed third conductive conical shrinkage sleeve (2) through the third locking screw sleeve (3) to clamp the third wire core (4); the second conductive conical shrinkage sleeve (2) is arranged in a sleeve hole of the second locking threaded sleeve (3), a wire core (4) of the second conductive cable penetrates through a conical hole of the second locking threaded sleeve (3) and is arranged in the second conductive conical shrinkage sleeve (2), the wire core (4) of the first conductive cable penetrates through pipe holes of the first pipe head and the second pipe head and is arranged in the second conductive conical shrinkage sleeve (2), the second locking threaded sleeve (3) is screwed on the second pipe head, and the screwed second conductive conical shrinkage sleeve (2) is radially shrunk after the second conductive conical shrinkage sleeve (2) is axially abutted to the pipe head end of the second pipe head by the screwed second locking threaded sleeve (3) so as to clamp the first wire core (4) and the second wire core (4).

8. The external conductive cable connector of claim 7, wherein: an axial shrinkage joint opposite to the axial shrinkage groove is arranged in the middle of the sleeve body of the conductive conical shrinkage sleeve (2), or the middle of the sleeve body of the conductive conical shrinkage sleeve (2) is an axial thickness reduction thin strip opposite to the axial shrinkage groove.

9. External cable conductor connector, including holder and electrically conductive wiring four-way pipe (7) and locking swivel nut (3), the holder is for offering electrically conductive toper shrink cover (2) of axial shrink groove, its characterized in that: the conductive connection four-way pipe (7) comprises a first pipe head, a second pipe head, a third pipe head, a fourth pipe head, external threads are formed on the second pipe head and the fourth pipe head, a sleeve hole of the locking threaded sleeve (3) is a coaxial internal threaded hole and a conical hole, the second conductive conical shrinkage sleeve (2) is arranged in the sleeve hole of the second locking threaded sleeve (3), a wire core (4) of the second conductive cable penetrates through the conical hole of the second locking threaded sleeve (3) and is arranged in the second conductive conical shrinkage sleeve (2), the wire core (4) of the first conductive cable penetrates through pipe holes of the first pipe head and the second pipe head and is arranged in the second conductive conical shrinkage sleeve (2), the second locking threaded sleeve (3) is screwed on the second pipe head, and the screwed second conductive conical shrinkage sleeve (2) is axially abutted against a pipe at the head end of the second pipe head and then radially shrunk to clamp the first conductive conical shrinkage sleeve (2), A second core (4); the fourth conductive conical shrinkage sleeve (2) is arranged in a sleeve hole of the fourth locking threaded sleeve (3), a wire core (4) of the fourth conductive cable penetrates through a conical hole of the fourth locking threaded sleeve (3) and is arranged in the fourth conductive conical shrinkage sleeve (2), a wire core (4) of the third conductive cable penetrates through pipe holes of the third pipe head and the fourth pipe head and is arranged in the fourth conductive conical shrinkage sleeve (2), the fourth locking threaded sleeve (3) is screwed on the fourth pipe head, and the fourth conductive conical shrinkage sleeve (2) is radially shrunk by the screwed fourth locking threaded sleeve (3) after the fourth conductive conical shrinkage sleeve (2) is axially abutted against the pipe head end of the fourth pipe head so as to clamp the third wire core and the fourth wire core (4).

10. The external conductive cable connector of claim 9, wherein: an axial shrinkage joint opposite to the axial shrinkage groove is arranged in the middle of the sleeve body of the conductive conical shrinkage sleeve (2), or the middle of the sleeve body of the conductive conical shrinkage sleeve (2) is an axial thickness reduction thin strip opposite to the axial shrinkage groove.

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