CN221009379U - Torsion terminal - Google Patents

Abstract

The utility model discloses a torsion terminal which comprises a wiring tube body, wherein one end of the wiring tube body is provided with a wiring end, a wire accommodating cavity is formed in the wiring tube body, a threaded hole is formed in the surface of the wiring tube body and communicated with the wire accommodating cavity, a positioning bolt is arranged in the threaded hole in a threaded manner, a connecting groove is formed in the bottom of the positioning bolt, a wire pressing block is arranged in the connecting groove in a rotating manner, a connecting pipe is arranged at one end, far away from the wiring end, of the wiring tube body, a retaining cap is arranged on the connecting pipe in a threaded manner, a wire through hole is formed in the retaining cap, the wire through hole is communicated with the wire accommodating cavity, and a plurality of retaining blocks are arranged on the inner wall of one end, far away from the wire accommodating cavity, of the wire through hole. According to the utility model, when the wire holding device is used, the positioning bolt is screwed into the wire holding cavity, the wire pressing block stops rotating after contacting the wire, the positioning bolt is continuously screwed into the wire pressing block to press the wire, the problem that the wire is easy to recede due to the screwing of the positioning bolt can be effectively avoided, the wire can be stopped and limited through the stopping cap, and the connection is more stable.

Description

Torsion terminal

Technical Field

The utility model relates to the technical field of fittings for connection between a wire and equipment, in particular to a torsion terminal.

Background

At present, the torque terminal for connecting an insulated wire, an aluminum stranded wire, an aluminum-gold stranded wire, a steel-cored aluminum stranded wire and a copper wire at non-bearing position is used in China, the structure of the torque terminal generally comprises a pipe body with a wiring channel at one end, a crimping step extends at the other end of the pipe body, a mounting through hole is formed in the crimping step, the mounting through hole is connected with equipment in a continuous mode, a positioning hole communicated with the wiring channel is formed in the side wall of the pipe body, the wire is fastened through a positioning bolt screwed in the positioning hole after being inserted into the pipe body, and the wire is connected with the equipment in a continuous mode through the torque terminal.

However, when the torsion terminal with the structure positions the wire through the positioning bolt, the wire is easy to recede along with the screwing-in of the positioning bolt, so that the compression position between the torsion terminal and the wire is easy to deviate, the compression effect is reduced, the wiring effect is poor, the positioning bolt and the wire generate rotary friction, and the wire is easy to damage and the service life is reduced; and when the wire is damaged and needs to be replaced, the wire is removed more complicated and inconvenient, so that the replacement efficiency is lower.

Disclosure of utility model

The present utility model is directed to a torsion terminal for solving the above-mentioned problems.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

The utility model provides a torsion terminal, includes the wiring pipe body, wiring pipe body one end is equipped with the binding post, be equipped with in the wiring pipe body and hold the line chamber, the screw hole has been seted up on wiring pipe body surface, the screw hole with hold line chamber intercommunication, threaded hole threaded mounting has positioning bolt, the positioning bolt bottom is equipped with the spread groove, the spread groove internal rotation is equipped with the line ball piece, the wiring pipe body is kept away from the one end of binding post is equipped with the connecting pipe, threaded mounting has the retaining cap on the connecting pipe, the through hole has been seted up to the retaining cap, the through hole with hold line chamber intercommunication, the through hole is kept away from be equipped with a plurality of retaining piece on the one end inner wall of holding the line chamber.

Preferably, the bottom end surface of the pressing line block and the inner wall surface of the line containing cavity are provided with a plurality of anti-slip strips.

Preferably, a chamfer is arranged on one side of the retaining block away from the wire containing cavity, and a plurality of retaining blocks are arranged in an array along the circumference of the inner wall of the wire through hole.

Advantageous effects

The one or more technical solutions in the torsion terminal provided by the embodiments of the present utility model have at least one of the following technical effects:

According to the torsion terminal, the positioning bolt is screwed into the wire accommodating cavity when the torsion terminal is used, the rotation is stopped when the wire pressing block contacts with the wire, and the wire pressing block is continuously pushed by the screwed positioning bolt to press the wire, so that the problem that the wire tends to retreat due to the fact that the positioning bolt is screwed in is avoided, the rotation friction between the positioning bolt and the wire is avoided, and the service life of the wire is further guaranteed; meanwhile, the retaining cap is provided with the retaining block, one side of the retaining block is provided with the chamfer, and the retaining block is limited by the retaining block, so that the wire can only be inserted in one direction along the retaining cap towards the accommodating groove, and the phenomenon of backing loosening of the wire is further avoided; when the wire is damaged and needs to be replaced, the stop cap is screwed off from the connecting pipe, the positioning bolt is unscrewed to cancel the compression of the wire block on the wire, the wire can be removed and replaced, the disassembly and the assembly are more convenient, and the wire replacement efficiency is improved.

Drawings

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

FIG. 2 is a schematic cross-sectional view of the present utility model;

FIG. 3 is a schematic diagram of an explosive structure according to the present utility model;

FIG. 4 is a schematic view of the structure of the positioning bolt and the pressing block according to the present utility model;

The correspondence between the reference numerals and the component names in the drawings is as follows:

1. A wire connection pipe body; 2. a terminal block; 3. a wire accommodating cavity; 4. a threaded hole; 5. positioning bolts; 6. a connecting groove; 7. a wire pressing block; 8. a connecting pipe; 9. a retaining cap; 10. a wire through hole; 11. a stop block; 12. an anti-slip strip.

Detailed Description

The technical solutions of the present utility model will be clearly and completely described in connection with the embodiments, and it is apparent that the described embodiments are 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.

In the description of the present utility model, it should be understood that the directions or positional relationships indicated by the terms "upper", "lower", "left", "right", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of description of the present utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

1-4, Which are schematic views of a torsion terminal according to a preferred embodiment of the present utility model;

In this embodiment, a torsion terminal includes a wire connection tube body 1, one end of the wire connection tube body 1 is provided with a wire connection end 2, the wire connection tube body 1 and the wire connection end 2 are integrally formed, a wire containing cavity 3 is provided in the wire connection tube body 1, at least two threaded holes 4 are formed in the surface of the wire connection tube body 1, the threaded holes 4 are communicated with the wire containing cavity 3, positioning bolts 5 are installed in the threaded holes 4 through threads, a connecting groove 6 is formed in the bottom of the positioning bolts 5, a wire pressing block 7 is rotationally arranged in the connecting groove 6, and due to the fact that the positioning bolts 5 are rotationally connected with the wire pressing block 7, when the wire pressing block 7 is in contact with a wire, the wire pressing block 7 stops rotating, the wire pressing block 7 is continuously screwed in by the positioning bolts 5, so that the wire is pressed and fixed, the problem that the wire is easy to withdraw due to the screwing of the positioning bolts 5 is avoided, and the wire is prevented from generating rotary friction between the positioning bolts 5 and the wire, and the service life of the wire is guaranteed; the utility model discloses a wire connecting pipe, including the wire connecting pipe body 1, wire connecting pipe body 2, wire connecting pipe body 1, wire connecting pipe 8 and wire connecting pipe body 1 integrated into one piece, stop cap 9 is installed to the screw thread on the connecting pipe 8, the through-wire hole 10 has been seted up to stop cap 9, through-wire hole 10 with hold line chamber 3 intercommunication, the through-wire hole 10 is kept away from be equipped with a plurality of stop piece 11 on the one end inner wall that holds line chamber 3, stop piece 11 with stop cap 9 integrated into one piece.

In this embodiment, the bottom end surface of the wire pressing block 7 and the inner wall surface of the wire accommodating cavity 3 are provided with a plurality of anti-slip strips 12, and friction force between the anti-slip strips 12 and the wires is increased to avoid loosening or sliding of the wires. The side, far away from the wire accommodating cavity 3, of the stop block 11 is provided with a chamfer, a wire can only be inserted in a unidirectional way along the stop cap 9 towards the wire accommodating cavity 3 through the chamfer and cannot be pulled out outwards, the stop effect is further enhanced, when the wire accommodating cavity is required to be disassembled, the positioning bolt 5 is unscrewed to enable the wire pressing block 7 to cancel the compression effect on the wire, the stop cap 9 can be taken down by unscrewing the stop cap 9 to pull out the stop cap 9 along the chamfer direction of the stop block 11, and then the wire is disassembled; the plurality of retaining blocks 11 are arranged along the circumference of the inner wall of the through hole 10, and the retaining blocks 11 can limit the retaining of the wire from a plurality of directions through circumferential array arrangement, so that the retaining effect is enhanced by the average stress of the wire.

The torsion terminal of the utility model is arranged in a common mechanical mode, and the installation mode, the connection mode or the setting mode can be implemented as long as the beneficial effects can be achieved.

The technology of the present utility model, which is not described in detail, is well known in the art, and the present utility model can be conveniently implemented by those skilled in the art on the basis of the present specification, and what is shown in the accompanying drawings is a part of the present specification.

The foregoing is a further elaboration of the present utility model in connection with the detailed description, and it is not intended that the utility model be limited to the specific embodiments shown, but rather that a number of simple deductions or substitutions be made by one of ordinary skill in the art without departing from the spirit of the utility model, should be considered as falling within the scope of the utility model as defined in the appended claims.

Claims (3)

1. The utility model provides a torsion terminal, includes the wiring pipe body (1), wiring pipe body (1) one end is equipped with binding post (2), be equipped with appearance line chamber (3) in the wiring pipe body (1), screw hole (4) have been seted up on the surface of wiring pipe body (1), screw hole (4) with appearance line chamber (3) intercommunication, positioning bolt (5), its characterized in that are installed to screw hole (4) internal thread: positioning bolt (5) bottom is equipped with spread groove (6), spread groove (6) internal rotation is equipped with line ball piece (7), line connection pipe body (1) are kept away from the one end of wiring end (2) is equipped with connecting pipe (8), screw thread installs on connecting pipe (8) and ends back cap (9), end hole (10) have been seted up to end cap (9), end hole (10) with hold line chamber (3) intercommunication, end hole (10) are kept away from be equipped with a plurality of end back piece (11) on the one end inner wall of holding line chamber (3).

2. A torsion terminal according to claim 1, wherein: the bottom end surface of the wire pressing block (7) and the inner wall surface of the wire accommodating cavity (3) are respectively provided with a plurality of anti-slip strips (12).

3. A torsion terminal according to claim 1, wherein: one side of the retaining block (11) far away from the wire containing cavity (3) is provided with a chamfer, and a plurality of retaining blocks (11) are arranged in an array along the circumference of the inner wall of the wire through hole (10).