CN217008746U

CN217008746U - Anti-sticking water-blocking tape for cable

Info

Publication number: CN217008746U
Application number: CN202220917730.8U
Authority: CN
Inventors: 乐家标
Original assignee: Yangzhou Xingbiao Cable Materials Co ltd
Current assignee: Yangzhou Xingbiao Cable Materials Co ltd
Priority date: 2022-04-20
Filing date: 2022-04-20
Publication date: 2022-07-19
Anticipated expiration: 2032-04-20

Abstract

The utility model relates to the technical field of power cables, and discloses an anti-sticking water-blocking tape for a cable, which comprises a water-blocking tape, wherein an insulating layer is arranged on the top of the water-blocking tape, the bottom of the insulating layer is fixedly connected with the top of the water-blocking tape, a waterproof layer is arranged on the top of the insulating layer, the bottom of the waterproof layer is fixedly connected with the top of the insulating layer, a buffer layer is arranged on the top of the waterproof layer, the bottom of the buffer layer is fixedly connected with the top of the waterproof layer, an anti-sticking layer is arranged on the top of the buffer layer, the inside of the buffer layer is hollow, a buffer sponge is arranged on the inner wall of the buffer layer, the material of the buffer sponge is an eva material, the problem that the water-blocking tape has a gap defect when the cable is coated is solved, so that the water-blocking effect of the water-blocking tape is poor, water permeates into the defect and discharges at the defect under the action of an electric field with strong cable core current is solved, and then lead to the problem that the cable is punctured, reduce workman's intensity of labour.

Description

Anti-sticking water-blocking tape for cable

Technical Field

The utility model relates to the technical field of power cables, in particular to an anti-sticking water-blocking tape for a cable.

Background

When the power cable runs, the current of the cable core can generate a strong electric field, and if moisture permeates into the insulating layer to form water branches, the water branches can be discharged at the defect position of the sheath, so that the cable is punctured. In order to prevent water from permeating, a water-blocking tape is proposed, the traditional water-blocking tape is a coating type water-blocking tape, only can realize a basic water-blocking function, is poor in acid and alkali resistance and influences the service life of the water-blocking tape, the water-blocking tape is generally used as a construction material for blocking water among various components such as optical cables and the like, and the construction material is almost as same as an insulating adhesive tape, but the existing water-blocking tape cannot have an anti-sticking function, so that the labor intensity of workers can be increased when the cables work next step.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an anti-sticking water-blocking tape for a cable, which solves the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides an antiseized water-blocking tape for cable, includes the water-blocking tape, the water-blocking tape top is provided with the insulating layer, insulating layer bottom and water-blocking tape top fixed connection, the insulating layer top is provided with the waterproof layer, waterproof layer bottom and insulating layer top fixed connection, the waterproof layer top is provided with the buffer layer, buffer layer bottom and waterproof layer top fixed connection, the buffer layer top is provided with antiseized layer, antiseized layer bottom and buffer layer top fixed connection.

Preferably, the interior of the buffer layer is hollow, the inner wall of the buffer layer is provided with buffer sponge, the buffer sponge is made of eva materials, and the service life of the water blocking tape on the cable can be prolonged.

Preferably, the anti-sticking layer is hollow, the filling layer is arranged on the inner wall of the anti-sticking layer, and the problem that the water blocking tape has a gap defect when the water blocking tape wraps the cable, so that the water blocking effect of the water blocking tape is poor, water permeates into the defect and discharges at the defect under the action of an electric field with strong cable core current, and the cable is broken down is solved.

Preferably, the material of the insulating layer is a fiber product material.

Preferably, the waterproof layer is made of ethylene propylene diene monomer.

Preferably, the thickness of the water-blocking tape is twice that of the insulating layer, and the thickness of the insulating layer is the same as that of the waterproof layer.

Preferably, the thickness of the waterproof layer is the same as that of the buffer layer, and the thickness of the buffer layer is the same as that of the anti-sticking layer.

The utility model provides an anti-sticking water-blocking tape for a cable. The anti-sticking water-blocking tape for the cable has the following beneficial effects:

(1) in the utility model: the anti-sticking water-blocking tape for the cable can solve the problems that the water-blocking tape has poor water-blocking effect due to the defect of a gap when the water-blocking tape coats the cable, water permeates into the defect and is discharged at the defect under the action of an electric field with strong cable core current, so that the cable is punctured, and the labor intensity of workers is reduced;

(2) in the utility model: this antiseized water-blocking tape for cable has realized through the installation buffer layer that to make the water-blocking tape live time extension, has reduced use cost.

Drawings

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

FIG. 2 is a schematic sectional view showing the water-blocking tape according to the present invention;

FIG. 3 is a schematic cross-sectional view of a buffer layer according to the present invention;

FIG. 4 is a schematic sectional view showing the structure of the release layer of the present invention.

In the figure: the waterproof structure comprises a waterproof tape 1, an insulating layer 2, a waterproof layer 3, a buffer layer 4, an anti-sticking layer 5, buffer sponge 6 and a filling layer 7.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the utility model and are not to be construed as limiting the utility model.

In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the utility model and to simplify the description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the utility model.

As shown in fig. 1 to 4, the present invention provides a technical solution: an anti-sticking water-blocking tape for a cable comprises a water-blocking tape 1, wherein an insulating layer 2 is arranged on the top of the water-blocking tape 1, the bottom of the insulating layer 2 is fixedly connected with the top of the water-blocking tape 1, a waterproof layer 3 is arranged on the top of the insulating layer 2, the bottom of the waterproof layer 3 is fixedly connected with the top of the insulating layer 2, a buffer layer 4 is arranged on the top of the waterproof layer 3, the bottom of the buffer layer 4 is fixedly connected with the top of the waterproof layer 3, an anti-sticking layer 5 is arranged on the top of the buffer layer 4, the bottom of the anti-sticking layer 5 is fixedly connected with the top of the buffer layer 4, the buffer layer 4 is arranged in a hollow manner, a buffer sponge 6 is arranged on the inner wall of the buffer layer 4, the buffer sponge 6 is made of an eva material, the anti-sticking layer 5 is arranged in a hollow manner, a filling layer 7 is arranged on the inner wall of the anti-sticking layer 5, the insulating layer 2 is made of a fiber product material, the waterproof layer 3 is made of an ethylene propylene diene rubber material, and the water-blocking tape 1 is twice as thick as the insulating layer 2, the thickness of insulating layer 2 is the same with waterproof layer 3's thickness, waterproof layer 3's thickness is the same with buffer layer 4's thickness, buffer layer 4's thickness is the same with antiseized layer 5's thickness, it can solve to cause the water blocking tape can appear the gap defect when the cladding cable to have realized, thereby it is poor to cause the water blocking tape effect of blocking water, moisture infiltration defect department discharges at defect department and under the powerful electric field effect of cable core electric current, and then lead to the problem that the cable was punctured, reduce workman's intensity of labour, it can make the water blocking tape live time extension to have realized, use cost is reduced.

When the anti-sticking water-blocking tape for the cable is used, when the water-blocking tape 1 is used on the cable, viscose is possibly adhered and can stick to a cable sheath or flocks or impurities in the environment, so that the water-blocking tape can generate gap defects when the cable is coated, the water-blocking effect of the water-blocking tape is poor, water permeates into the defects and discharges at the defects under the action of an electric field with strong cable core current, and the cable is further punctured, the problem is solved by installing the anti-sticking layer 5 and the filling layer 7, the service life of the water-blocking tape 1 on the cable can be prolonged by installing the buffer layer 4 and the buffer sponge 6, when water is met, the water can be prevented from entering the water-blocking tape to cause damage to the cable, the water can be prevented from leaking outwards when the cable generates electric leakage by installing the insulating layer 2, the danger is caused, and finally the problem that the gap defects of the water-blocking tape when the cable is coated can be solved, therefore, the water blocking effect of the water blocking tape is poor, water permeates into the defect and discharges at the defect under the action of an electric field with strong cable core current, the problem that the cable is punctured is caused, the labor intensity of workers is reduced, the service time of the water blocking tape can be prolonged, and the use cost is reduced.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an antiseized water-blocking tape for cable, includes water-blocking tape (1), its characterized in that: the waterproof structure is characterized in that an insulating layer (2) is arranged at the top of the waterproof tape (1), the bottom of the insulating layer (2) is fixedly connected with the top of the waterproof tape (1), a waterproof layer (3) is arranged at the top of the insulating layer (2), the bottom of the waterproof layer (3) is fixedly connected with the top of the insulating layer (2), a buffer layer (4) is arranged at the top of the waterproof layer (3), the bottom of the buffer layer (4) is fixedly connected with the top of the waterproof layer (3), an anti-sticking layer (5) is arranged at the top of the buffer layer (4), and the bottom of the anti-sticking layer (5) is fixedly connected with the top of the buffer layer (4).

2. The anti-sticking water-blocking tape for cables according to claim 1, characterized in that: the buffer layer (4) is internally hollow, the inner wall of the buffer layer (4) is provided with buffer sponge (6), and the buffer sponge (6) is made of eva materials.

3. The anti-sticking water-blocking tape for cables according to claim 1, characterized in that: the anti-sticking layer (5) is internally hollow, and the inner wall of the anti-sticking layer (5) is provided with a filling layer (7).

4. The anti-sticking water-blocking tape for cables according to claim 1, characterized in that: the insulating layer (2) is made of fiber product materials.

5. The anti-sticking water-blocking tape for cables according to claim 1, characterized in that: the waterproof layer (3) is made of ethylene propylene diene monomer rubber.

6. The anti-adhesion water-blocking tape for cables according to claim 1, characterized in that: the thickness of the water-blocking tape (1) is twice that of the insulating layer (2), and the thickness of the insulating layer (2) is the same as that of the waterproof layer (3).

7. The anti-sticking water-blocking tape for cables according to claim 1, characterized in that: the thickness of waterproof layer (3) is the same with the thickness of buffer layer (4), the thickness of buffer layer (4) is the same with the thickness of antiseized layer (5).