CN220325128U

CN220325128U - Medium voltage cable traction head

Info

Publication number: CN220325128U
Application number: CN202321109330.5U
Authority: CN
Inventors: 胡周锋; 季露萍
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-05-10
Filing date: 2023-05-10
Publication date: 2024-01-09
Anticipated expiration: 2033-05-10

Abstract

The utility model discloses a medium voltage cable traction head, which belongs to the field of cables and comprises a medium voltage cable body, a traction mechanism, a locking mechanism and a traction ring; the traction mechanism is sleeved at the outer end of the medium-voltage cable body, the locking mechanism is arranged at the outer end of the medium-voltage cable body and is positioned in the traction mechanism, and the traction ring is fixedly connected at one end, far away from the medium-voltage cable body, of the traction mechanism; the cable fixing device can fasten the cable body through the traction mechanism and the locking mechanism, and is simple in structure, easy to operate, capable of effectively reducing time consumed in installation and disassembly, improving efficiency in use, and convenient for efficient development of laying work.

Description

Medium voltage cable traction head

Technical Field

The utility model relates to the field of cables, in particular to a medium voltage cable traction head.

Background

A cable is an electrical energy or signal transmission device, typically consisting of several wires or groups of wires; wire products for transmitting electrical (magnetic) energy, information and effecting electromagnetic energy conversion, the broad sense of wire and cable is also simply referred to as cable, and the narrow sense of cable is insulated cable.

When a medium-voltage cable is laid, the external diameter of the medium-voltage cable is larger and the volume is heavier, so that the traction head is usually installed for assisting in laying, but the common traction head is complicated in operation when being installed and disassembled on the cable, and the efficiency of the traction head is easy to be reduced when the traction head is used.

Disclosure of Invention

Aiming at the problems in the prior art, the utility model aims to provide a medium-voltage cable traction head which can fasten a medium-voltage cable body through a traction mechanism and a locking mechanism, and has the advantages of simple structure, easy operation, effective reduction of time consumed in installation and disassembly, improvement of efficiency in use and convenient efficient development of laying work.

In order to solve the problems, the utility model adopts the following technical scheme.

A medium voltage cable traction head comprises a medium voltage cable body, a traction mechanism, a locking mechanism and a traction ring; the traction mechanism is sleeved at the outer end of the medium-voltage cable body, the locking mechanism is arranged at the outer end of the medium-voltage cable body and positioned in the traction mechanism, and the traction ring is fixedly connected at one end, far away from the medium-voltage cable body, of the traction mechanism;

the cable fixing device can fasten the cable body through the traction mechanism and the locking mechanism, and is simple in structure, easy to operate, capable of effectively reducing time consumed in installation and disassembly, improving efficiency in use, and convenient for efficient development of laying work.

Further, the traction mechanism comprises a first water stop strip, a groove, a jack and a bolt; the sealing rod is fixedly connected to the inner side wall of the traction mechanism and is attached to the periphery of the medium-voltage cable body, the number of the grooves is multiple, the grooves are formed in the inner wall of the traction mechanism, the grooves are formed in the front side of the sealing rod, the number of the jacks is multiple and are distributed at the outer end of the sealing rod at equal intervals, and the bolts are inserted into the jacks and extend to the traction mechanism.

Further, a second water stop strip is arranged in the jack and sleeved at the outer end of the bolt.

Further, the locking mechanism comprises a disc, a socket, a movable groove, an arc-shaped plate, a lug and a sleeve; the socket quantity is a plurality of, and all digs in the upper end of disc, movable groove quantity is two, and the symmetric distribution is at the inner wall of socket, the arc quantity is two, and the symmetric distribution is in the socket, lug fixed connection is close to the one end of movable groove at the arc, and extends to the movable inslot, fixedly connected with compression spring between lug and the movable groove, the outer end at the arc is established to the sleeve cover, the arc periphery is provided with the external screw thread.

Further, the arc plate extends to the lower side of the disc through the socket, and the lug is located at the central axis of the arc plate.

Further, the external thread is located on the upper side of the protruding block, and the external thread is in threaded connection with the sleeve.

Further, the outer Zhou Kaizao of the disc is provided with a plurality of equally distributed positioning holes, and the bolts are inserted into the positioning holes.

Further, the sleeve is matched with the groove.

Compared with the prior art, the utility model has the advantages that:

1. the utility model discloses a can realize through the fastening of traction mechanism and locking mechanism to the centering cable body, secondly traction mechanism and locking mechanism simple structure, easy operation, effectual reduction is when installation and dismantlement consumed time, improves the efficiency when its is used, the high efficiency of laying work of being convenient for is developed.

2. In the utility model, a plurality of cable wires in a medium voltage cable body are exposed, then an arc plate is spread and spread towards two sides, so that the plurality of cable wires are inserted into the arc plate, then the arc plate is loosened to clamp the inserted cable wires, then a sleeve is sleeved outside the arc plate and is screwed and fastened by external threads, then the plurality of cable wires are inserted and fastened one by one, finally a locking mechanism is inserted into a traction mechanism, the sleeve is inserted into a groove to achieve a fitting effect, meanwhile, a water stop strip is attached to the outer part of the medium voltage cable body to achieve a sealing effect, and then a bolt is inserted into a jack and extends into a positioning hole outside a disc through the jack to achieve the effect of fixing the position after the locking mechanism is inserted.

Drawings

FIG. 1 is a schematic overall sectional view of the present utility model;

FIG. 2 is an enlarged schematic view of the structure of FIG. 1 at A;

fig. 3 is a schematic structural view of a locking mechanism according to the present utility model.

The reference numerals in the figures illustrate:

1 medium voltage cable body, 2 traction mechanism, 21 sealing bar one, 22 groove, 23 jack, 24 sealing bar two, 25 bolt, 3 locking mechanism, 31 disc, 32 socket, 33 movable groove, 34 arc plate, 35 bump, 36 compression spring, 37 sleeve, 38 external screw thread, 4 traction ring.

Detailed Description

Example 1:

referring to fig. 1-3, a traction head of a medium voltage cable comprises a medium voltage cable body 1, a traction mechanism 2, a locking mechanism 3 and a traction ring 4; the traction mechanism 2 is sleeved at the outer end of the medium voltage cable body 1, the locking mechanism 3 is arranged at the outer end of the medium voltage cable body 1 and positioned in the traction mechanism 2, and the traction ring 4 is fixedly connected at one end of the traction mechanism 2 far away from the medium voltage cable body 1;

the device can fasten the central cable body 1 through the traction mechanism 2 and the locking mechanism 3, and the traction mechanism 2 and the locking mechanism 3 are simple in structure and easy to operate, so that the time consumed during installation and disassembly is effectively reduced, the use efficiency is improved, and the efficient development of laying work is facilitated.

Referring to fig. 2, the traction mechanism 2 includes a first water stop 21, a groove 22, a jack 23 and a bolt 25; the first water stop strip 21 is fixedly connected to the inner side wall of the traction mechanism 2 and is attached to the periphery of the medium-voltage cable body 1, a plurality of grooves 22 are formed in the inner wall of the traction mechanism 2, the grooves 22 are located on the front side of the first water stop strip 21, a plurality of jacks 23 are formed in the number of the first water stop strip 21 and are distributed at the outer end of the first water stop strip 21 at equal intervals, and bolts 25 are inserted into the jacks 23 and extend into the traction mechanism 2.

Referring to fig. 2, a second water stop 24 is disposed in the insertion hole 23 and sleeved on the outer end of the bolt 25.

Referring to fig. 3, the locking mechanism 3 includes a disc 31, a socket 32, a movable groove 33, an arc 34, a projection 35 and a sleeve 37; the socket 32 quantity is a plurality of, and all digs in the upper end of disc 31, and movable groove 33 quantity is two, and the symmetric distribution is at the inner wall of socket 32, and arc 34 quantity is two, and the symmetric distribution is in socket 32, lug 35 fixed connection is close to the one end of movable groove 33 at arc 34, and extends to in the movable groove 33, fixedly connected with compression spring 36 between lug 35 and the movable groove 33, and sleeve 37 cover is established at the outer end of arc 34, and arc 34 periphery is provided with external screw thread 38.

Referring to fig. 3, the arc plate 34 extends to the lower side of the disc 31 through the insertion opening 32, and the projection 35 is located at the central axis of the arc plate 34.

Referring to fig. 3, external threads 38 are located on the upper side of the boss 35, and the external threads 38 are screwed with the sleeve 37.

Referring to fig. 3, the disc 31 has a plurality of equally spaced positioning holes Zhou Kaizao, and the bolts 25 are inserted into the positioning holes.

Referring to fig. 3, sleeve 37 mates with recess 22.

The method comprises the steps of firstly exposing parts of a plurality of cable wires in a medium voltage cable body 1, spreading an arc plate 34 towards two sides to spread the exposed parts, inserting the plurality of cable wires into the arc plate 34, loosening the arc plate 34 to clamp the inserted cable wires, sleeving a sleeve 37 outside the arc plate 34, rotationally fastening the sleeve by using external threads 38, inserting the plurality of cable wires one by one, installing and fastening the sleeve, inserting a locking mechanism 3 into a traction mechanism 2, inserting the sleeve 37 into a groove 22 to achieve a fit effect, simultaneously attaching a water stop strip 21 to the outside of the medium voltage cable body 1 to achieve a sealing effect, inserting a bolt 25 into a jack 23 and extending the bolt into a positioning hole outside a disc 31 through the jack 23, and fixing the position of the locking mechanism 3 after insertion.

The above; is only a preferred embodiment of the present utility model; the scope of the utility model is not limited in this respect; any person skilled in the art is within the technical scope of the present disclosure; equivalent substitutions or changes are made according to the technical proposal of the utility model and the improved conception thereof; are intended to be encompassed within the scope of the present utility model.

Claims

1. The utility model provides a medium voltage cable pulling head which characterized in that: comprises a medium-voltage cable body (1), a traction mechanism (2), a locking mechanism (3) and a traction ring (4); the traction mechanism (2) is sleeved at the outer end of the medium-voltage cable body (1), the locking mechanism (3) is arranged at the outer end of the medium-voltage cable body (1) and is positioned in the traction mechanism (2), and the traction ring (4) is fixedly connected at one end, far away from the medium-voltage cable body (1), of the traction mechanism (2).

2. A medium voltage cable pulling head according to claim 1, characterized in that: the traction mechanism (2) comprises a first water stop strip (21), a groove (22), an inserting hole (23) and a bolt (25); the utility model discloses a sealing device for a cable, including sealing up strip one (21), sealing up strip one (21) fixed connection is at traction mechanism (2) inside wall, and laminate mutually with middling pressure cable body (1) periphery, recess (22) quantity is a plurality of, and all digs at traction mechanism (2) inner wall, recess (22) are located sealing up strip one (21)'s front side, jack (23) quantity is a plurality of, and the equidistance distributes in sealing up strip one (21)'s outer end, bolt (25) are inserted and are established in jack (23), and extend to in traction mechanism (2).

3. A medium voltage cable pulling head according to claim 2, characterized in that: the jack (23) is internally provided with a second water stop strip (24) and sleeved at the outer end of the bolt (25).

4. A medium voltage cable pulling head according to claim 3, wherein: the locking mechanism (3) comprises a disc (31), a socket (32), a movable groove (33), an arc-shaped plate (34), a lug (35) and a sleeve (37); the utility model discloses a socket, including disc (31), fixed slot (33), lug (35) fixed connection is in the one end that lug (34) is close to movable slot (33), and extends to in movable slot (33), fixedly connected with compression spring (36) between lug (35) and movable slot (33), sleeve (37) cover is established in the outer end of lug (34), lug (34) periphery is provided with external screw thread (38).

5. A medium voltage cable pulling head as defined in claim 4, wherein: the arc plate (34) extends to the lower side of the disc (31) through the socket (32), and the lug (35) is positioned at the central axis of the arc plate (34).

6. A medium voltage cable pulling head as defined in claim 4, wherein: the external thread (38) is positioned on the upper side of the lug (35), and the external thread (38) is in threaded connection with the sleeve (37).

7. A medium voltage cable pulling head as defined in claim 4, wherein: the disc (31) is provided with a plurality of equally distributed positioning holes at the outer side Zhou Kaizao, and the bolts (25) are inserted into the positioning holes.

8. A medium voltage cable pulling head as defined in claim 4, wherein: the sleeve (37) is matched with the groove (22).