CN218159709U

CN218159709U - Extrusion-resistant strong-current cable for power transmission

Info

Publication number: CN218159709U
Application number: CN202222257369.3U
Authority: CN
Inventors: 方壁春; 卢洁锐
Original assignee: Guangdong Tongxiang Cable Industry Co ltd
Current assignee: Guangdong Tongxiang Cable Industry Co ltd
Priority date: 2022-08-26
Filing date: 2022-08-26
Publication date: 2022-12-27
Anticipated expiration: 2032-08-26

Abstract

The utility model discloses an extrusion-resistant strong current cable for power transmission, which relates to the technical field of cables and comprises an insulating sheath, an armor layer and a plurality of leads, wherein a support bar is arranged between the leads, the outer side of the support bar is abutted against one side of the leads, a plurality of support mechanisms are arranged outside the support bar in an array shape and comprise a push rod and a support rod, and one end of the push rod is rotationally connected with one end of the inner wall of the support rod; this be based on resistant forceful electric power cable of extrusion for power transmission, remove in order promoting the bracing piece through the push rod, bracing piece one end is followed it and is rotated and drive the guide bar along the fixed block inner wall as the axle center with the leading truck junction, thereby make the push rod drive the bracing piece use it and push rod junction as the centre of a circle rotation and rotate to be in same linear position with the push rod, the supporting shoe butt opposite side armor of bracing piece one end, thereby it is inboard to support the armor jointly through bracing piece and push rod, prevent that the armor from continuing to warp.

Description

Extrusion-resistant strong-current cable for power transmission

Technical Field

The utility model relates to a cable technology, concretely relates to based on resistant forceful electric power cable of extrusion for power transmission.

Background

The high-voltage cable is usually formed by combining several or several groups of wires, each group of wires are mutually insulated, the whole outer surface is covered with a high-insulation covering layer, the cable has the characteristics of internal electrification and external insulation, and the commonly used cables comprise a power cable, a shielding cable, a high-temperature cable, a ship cable, a mine cable and the like.

But the resistant extrusion effect of current forceful electric power cable is relatively poor, receives the extrusion of external object such as stone when using on building site or mine site easily, and then damages the inside cable core part of cable, causes the great deformation of extrusion position, also can influence the use of cable itself and the relevant equipment of cable junction when the cable warp seriously.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a based on power transmission is with resistant extrudeing forceful electric power cable to solve the above-mentioned weak point among the prior art.

In order to achieve the above object, the present invention provides the following technical solutions: the utility model provides an it is with resistant extrusion forceful electric power cable based on power transmission, includes insulating sheath, armor and a plurality of wire, the support bar is installed between a plurality of wire, and the support bar outside and the equal butt in a plurality of wire one side, and is a plurality of supporting mechanism is array form and installs in the support bar outside, and supporting mechanism includes push rod and bracing piece, push rod one end is rotated with bracing piece inner wall one end and is connected, the push rod removes the drive bracing piece and uses it and push rod junction to rotate as the centre of a circle.

Further, push rod one end fixedly connected with ejector pad, ejector pad one side and armor butt.

Furtherly, push rod one end run through the support bar and with support bar inner wall sliding connection, push rod surface sleeve is equipped with the spring, spring one end and ejector pad one side butt, the spring other end and support bar one side butt.

Furthermore, the inner wall of the support rod is connected with the two sides of the push rod in a sliding mode, and one end of the support rod is fixedly connected with a support block.

Further, bracing piece one end both sides are rotated and are connected with same leading truck, leading truck one side fixedly connected with guide bar, guide bar surface sliding connection has the fixed block, fixed block one side and support bar one side fixed connection.

Further, the armor layer outer side is abutted against the insulating sheath inner side, and the conductor comprises a conductor and an insulating layer.

Compared with the prior art, the utility model provides a pair of based on resistant extrusion forceful electric power cable for power transmission has following beneficial effect:

1. according to the extrusion-resistant strong-current cable for power transmission, when the insulating sheath around the push block is extruded by a small force, the push block is supported by the elastic force provided by the spring in a compressed state on the push rod, and the cable is prevented from deforming due to extrusion.

2. This be based on resistant heavy current cable of extrusion for power transmission, when the cable received great power extrusion, the ejector pad takes place to remove and drives the push rod and removes, the push rod removes and removes in order to promote the bracing piece, bracing piece one end is rotated and is driven the guide bar and slide along the fixed block inner wall for the axle center along it and leading truck junction, thereby make the push rod drive the bracing piece use it and push rod junction rotate and rotate to be in same linear position with the push rod as the centre of a circle, the supporting shoe butt opposite side armor of bracing piece one end, thereby support the armor inboard jointly through bracing piece and push rod, prevent that the armor from continuing to warp.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to these drawings.

Fig. 1 is a perspective view of the overall structure provided by the embodiment of the present invention;

fig. 2 is a schematic structural view of the supporting mechanism provided in the embodiment of the present invention after being started;

fig. 3 is a schematic view of a partial structure of a supporting mechanism according to an embodiment of the present invention;

fig. 4 is a schematic side view of the overall structure provided by the embodiment of the present invention.

Description of reference numerals:

1. an insulating sheath; 2. an armor layer; 3. a wire; 31. a conductor; 32. an insulating layer; 4. a supporting strip; 5. a support mechanism; 51. a push rod; 52. a support bar; 53. a push block; 54. a spring; 55. a support block; 56. a guide frame; 57. a guide bar; 58. and (5) fixing blocks.

Detailed Description

In order to make those skilled in the art better understand the technical solution of the present invention, the present invention will be further described in detail with reference to the attached drawings.

The first embodiment is as follows:

referring to fig. 1-4, an extrusion-resistant high-voltage cable for power transmission includes an insulating sheath 1, an armor layer 2 and a plurality of wires 3, the armor layer 2 is generally a hard metal ring, the outer side of the armor layer 2 abuts against the inner side of the insulating sheath 1, the wires 3 include conductors 31 and insulating layers 32, support bars 4 are installed between the wires 3, the outer side of each support bar 4 abuts against one side of each wire 3, a plurality of support mechanisms 5 are installed on the outer side of each support bar 4 in an array manner, each support mechanism 5 includes a push rod 51 and a support rod 52, one end of each push rod 51 is rotatably connected with one end of the inner wall of each support rod 52, one end of each push rod 51 is fixedly connected with a push block 53, one side of each push block 53 abuts against the armor layer 2, one end of each push rod 51 penetrates through each support bar 4 and is slidably connected with the inner wall of each support bar 4, one end of each push rod 51 is sleeved with a spring 54, one end of each spring 54 abuts against one side of each push block 53, the other end of each spring 54 abuts against one side of each support bar 4, when the insulating sheath 1 around each push block 53 is extruded by a small force, each spring 54, the corresponding to each push rod 51, each spring 54 is extruded, and the elastic support block 54 is compressed, so that the cable is prevented from being deformed when the cable is extruded;

the inner wall of the support rod 52 is slidably connected with two sides of the push rod 51, one end of the support rod 52 is fixedly connected with a supporting block 55, two sides of one end of the support rod 52 are rotatably connected with the same guide frame 56, one side of the guide frame 56 is fixedly connected with a guide rod 57, the surface of the guide rod 57 is slidably connected with a fixed block 58, one side of the fixed block 58 is fixedly connected with one side of the support rod 4, the push rod 51 moves to drive the support rod 52 to rotate around the joint of the support rod and the push rod 51, when a cable is extruded by a large force, the push block 53 moves to drive the push rod 51 to move, the push rod 51 moves to push the support rod 52 to move, one end of the support rod 52 rotates around the joint of the support rod and the guide frame 56 and drives the guide rod 57 to slide along the inner wall of the fixed block 58, so that the push rod 51 drives the support rod 52 to rotate around the joint of the support rod 51 and rotate to be in the same linear position with the push rod 51, the supporting block 55 at one end of the other side of the support rod 52 and the armor 2, thereby preventing the armor 2 from continuing to deform.

The working principle is as follows: when the device is used, the push block 53 at one end of the push rod 51 is abutted to the armor layer 2, when the insulating sheath 1 around the push block 53 is extruded by a small force, the push block 53 is supported by the elasticity provided by the spring 54 in a compressed state above the push rod 51, so that the cable is prevented from being extruded to deform, when the cable is extruded by a large force, the push block 53 moves and drives the push rod 51 to move, the push rod 51 moves to push the support rod 52 to move, one end of the support rod 52 rotates along the joint of the support rod and the guide frame 56 as an axis and drives the guide rod 57 to slide along the inner wall of the fixed block 58, so that the push rod 51 drives the support rod 52 to rotate around the joint of the support rod and the push rod 51 as a circle center and rotates to be in the same linear position with the push rod 51, the support block 55 at one end of the support rod 52 is abutted to the armor layer 2 at the other end, so that the armor layer 2 is supported by the support rod 52 and the push rod 51, and the armor layer 2 is prevented from continuously deforming.

While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the present invention. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the invention.

Claims

1. The utility model provides a based on resistant strong electric cable that extrudees for power transmission, includes insulating sheath (1), armor (2) and a plurality of wire (3), its characterized in that:

the supporting strips (4) are arranged among the plurality of conducting wires (3), and the outer sides of the supporting strips (4) are abutted to one sides of the plurality of conducting wires (3);

a plurality of supporting mechanism (5), a plurality of supporting mechanism (5) are the array form and install in support bar (4) outside, and supporting mechanism (5) include push rod (51) and bracing piece (52), push rod (51) one end is rotated with bracing piece (52) inner wall one end and is connected, push rod (51) remove drive bracing piece (52) and use its and push rod (51) junction to rotate as the centre of a circle.

2. The extrusion-resistant strong electric cable for power transmission according to claim 1, wherein a push block (53) is fixedly connected to one end of the push rod (51), and one side of the push block (53) abuts against the armor layer (2).

3. The extrusion-resistant strong electric cable for power transmission as claimed in claim 2, wherein one end of the push rod (51) penetrates through the support bar (4) and is slidably connected with the inner wall of the support bar (4), a spring (54) is sleeved on the surface of the push rod (51), one end of the spring (54) is abutted against one side of the push block (53), and the other end of the spring (54) is abutted against one side of the support bar (4).

4. The extrusion-resistant strong electric cable for power transmission as claimed in claim 1, wherein the inner wall of the support rod (52) is slidably connected to both sides of the push rod (51), and a support block (55) is fixedly connected to one end of the support rod (52).

5. The extrusion-resistant strong electric cable for power transmission according to claim 1, wherein two sides of one end of the supporting rod (52) are rotatably connected with the same guide frame (56), a guide rod (57) is fixedly connected to one side of the guide frame (56), a fixing block (58) is slidably connected to the surface of the guide rod (57), and one side of the fixing block (58) is fixedly connected to one side of the supporting rod (4).

6. The strong electric cable with extrusion resistance for power transmission according to claim 1, wherein the armor layer (2) is abutted with the inner side of the insulating sheath (1) on the outer side, and the conducting wire (3) comprises a conductor (31) and an insulating layer (32).