CN214176867U

CN214176867U - Waterproof drawing head of power cable

Info

Publication number: CN214176867U
Application number: CN202023074265.6U
Authority: CN
Inventors: 沈哲; 陈翰博
Original assignee: Shenyang Guanli Electric Machinery Co ltd
Current assignee: Shenyang Guanli Electric Machinery Co ltd
Priority date: 2020-12-19
Filing date: 2020-12-19
Publication date: 2021-09-10
Anticipated expiration: 2030-12-19

Abstract

The utility model belongs to the technical field of power cables, in particular to a waterproof traction head for a power cable, which comprises a traction head body and an inner steel ring layer, wherein the bottom of the traction head body is provided with a cable body, a traction loop bar is arranged at the joint of the traction head body and the cable body, the inner cavity side wall of the traction head body is provided with the inner steel ring layer, the inner cavity side wall of the inner steel ring layer is provided with an armor layer, the inner cavity of the armor layer is uniformly provided with tensile wires, the inner cavity cost of the armor layer is provided with a moisture-proof layer, the structure is reasonable, the structural strength of the device is improved by arranging the inner steel ring layer in the inner cavity of the traction head body, the tensile wires are arranged in the inner cavity of the armor layer by arranging the armor layer in the inner cavity side wall of the inner steel ring layer, the tensile performance of the device is improved, and the moisture-proof layer is arranged, the moisture resistance of the device is improved.

Description

Waterproof drawing head of power cable

Technical Field

The utility model relates to a power cable technical field specifically is a waterproof drawing head of power cable.

Background

For high-voltage power cable products, in order to prevent moisture from invading the inside of the cable, ensure the normal operation and service life of the cable, and facilitate the installation and laying of the cable, a cable drawing head with sealing performance and a drawing hole is usually manufactured and installed at the end of a finished cable product.

The traditional traction head main body is of an aluminum alloy structure, the traction head main body is used for being welded with a cable metal sheath, one end of the traction head main body is screwed into an A3 steel compression joint rod to be connected with a conductor in a compression joint mode, and a part of a reserved hole extending from the other end of the traction head main body is used as a traction force point when a cable is installed and laid. The existing waterproof traction head for the power cable is low in structural strength and easy to damage under pressure in the using process, and therefore a novel waterproof traction head for the power cable is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

This section is for the purpose of summarizing some aspects of embodiments of the invention and to briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section and in the abstract of the specification and the title of the application to avoid obscuring the purpose of this section, the abstract of the specification and the title of the application, and such simplifications or omissions are not intended to limit the scope of the invention.

In view of the problems existing in the prior traction head, the utility model discloses.

Therefore, the utility model aims at providing a waterproof drawing head of power cable can realize the in-process that uses, and structural strength is high, and moisture resistance is good, long service life.

For solving the technical problem, according to the utility model discloses an aspect, the utility model provides a following technical scheme:

the utility model provides a waterproof drawing head of power cable, its includes drawing head body and interior steel ring layer, the bottom of drawing head body is provided with the cable body, the junction of drawing head body and cable body is provided with pulls the loop bar, the inner chamber lateral wall of drawing head body is provided with interior steel ring layer, the inner chamber lateral wall of interior steel ring layer is provided with the armor, the inner chamber of armor is even is provided with tensile line, the inner chamber cost of armor is provided with the dampproof course.

As a preferred scheme of waterproof drawing head of power cable, wherein: the top of the traction head body is provided with a threaded joint.

As a preferred scheme of waterproof drawing head of power cable, wherein: and protective sleeves are arranged on the outer wall of the cable body and the outer wall of the traction head body.

As a preferred scheme of waterproof drawing head of power cable, wherein: the material of the inner steel ring layer is made of A3 steel.

As a preferred scheme of waterproof drawing head of power cable, wherein: the tensile wire is an alloy braided wire.

Compared with the prior art, the beneficial effects of the utility model are that: through the setting of this waterproof traction head of power cable, structural design is reasonable, is provided with interior steel ring layer through the inner chamber at the traction head body, has improved the structural strength of device, is provided with the armor through the inner chamber lateral wall on interior steel ring layer, is provided with tensile wire at the inner chamber of armor, has improved the tensile property of device, is provided with the dampproof course through the inner chamber lateral wall at the armor, has improved the humidity resistance of device.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the present invention will be described in detail with reference to the accompanying drawings and detailed embodiments, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor. Wherein:

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic view of the top view structure of the present invention.

In the figure; 100 a tow head body, 110 a tow bar jacket, 120 a cable body, 130 a nipple, 200 an inner steel ring layer, 210 an armor layer, 220 a tensile wire, 230 a moisture barrier.

Detailed Description

In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be implemented in other ways than those specifically described herein, and one skilled in the art may similarly generalize the present invention without departing from the spirit of the present invention, and therefore the present invention is not limited to the specific embodiments disclosed below.

Next, the present invention will be described in detail with reference to the schematic drawings, and in the detailed description of the embodiments of the present invention, for convenience of explanation, the sectional view showing the device structure will not be enlarged partially according to the general scale, and the schematic drawings are only examples, and should not limit the scope of the present invention. In addition, the three-dimensional dimensions of length, width and depth should be included in the actual fabrication.

In order to make the objects, technical solutions and advantages of the present invention clearer, embodiments of the present invention will be described in further detail below with reference to the accompanying drawings.

The utility model provides a following technical scheme: a waterproof drawing head for a power cable has high structural strength, good moisture resistance and long service life in the using process, please refer to fig. 1 and 2, and comprises a drawing head body 100 and an inner steel ring layer 200;

referring to fig. 1 and fig. 2 again, a cable body 110 is arranged at the bottom of the pulling head body 100, a pulling loop bar 120 is arranged at the joint of the pulling head body 100 and the cable body 110, an inner steel ring layer 200 is arranged on the side wall of an inner cavity of the pulling head body 100, an armor layer 210 is arranged on the side wall of the inner cavity of the inner steel ring layer 200, tensile wires 220 are uniformly arranged in the inner cavity of the armor layer 210, and a moisture-proof layer 230 is arranged on the inner cavity of the armor layer 210;

referring to fig. 1 and 2 again, the top of the bit body 100 is provided with a threaded joint.

Referring to fig. 1 and 2 again, the outer wall of the cable body 110 and the outer wall of the pulling head body 100 are provided with protective sleeves.

Referring to fig. 1 and 2 again, the inner steel ring layer 200 is made of a3 steel.

Referring again to fig. 1 and 2, the tensile strand 220 is an alloy braided strand.

The working principle is as follows: the utility model discloses an in-process, steel circle layer 200 in being provided with through the inner chamber at the traction head body 100 has improved the structural strength of device, is provided with armor 210 through the inner chamber lateral wall of steel circle layer 200 in, is provided with tensile cord 220 at the inner chamber of armor 210, has improved the tensile strength of device, is provided with dampproof course 230 through the inner chamber lateral wall at armor 210, has improved the humidity resistance of device.

While the invention has been described above with reference to an embodiment, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention. In particular, as long as there is no structural conflict, the various features of the disclosed embodiments of the present invention can be used in any combination with each other, and the non-exhaustive description of these combinations in this specification is merely for the sake of brevity and resource conservation. Therefore, it is intended that the invention not be limited to the particular embodiments disclosed, but that the invention will include all embodiments falling within the scope of the appended claims.

Claims

1. The utility model provides a waterproof drawing head of power cable which characterized in that: including towing head body (100) and interior steel ring layer (200), the bottom of towing head body (100) is provided with cable body (110), the junction of towing head body (100) and cable body (110) is provided with pulls loop bar (120), the inner chamber lateral wall of towing head body (100) is provided with interior steel ring layer (200), the inner chamber lateral wall of interior steel ring layer (200) is provided with armor (210), the inner chamber of armor (210) is even is provided with anti stay wire (220), the inner chamber cost of armor (210) is provided with dampproof course (230).

2. A waterproof pulling head for a power cable according to claim 1, characterized in that: the top of the traction head body (100) is provided with a threaded joint.

3. A waterproof pulling head for a power cable according to claim 1, characterized in that: the outer wall of the cable body (110) and the outer wall of the traction head body (100) are provided with protective sleeves.

4. A waterproof pulling head for a power cable according to claim 1, characterized in that: the inner steel ring layer (200) is made of A3 steel.

5. A waterproof pulling head for a power cable according to claim 1, characterized in that: the tensile wire (220) is an alloy braided wire.