CN212570470U

CN212570470U - High-tensile waterproof high-power copper cable

Info

Publication number: CN212570470U
Application number: CN202021195710.1U
Authority: CN
Inventors: 沈伟佳; 郭克钢
Original assignee: Shenzhen Deep Cable Technology Co ltd
Current assignee: Shenzhen Deep Cable Technology Co ltd
Priority date: 2020-06-24
Filing date: 2020-06-24
Publication date: 2021-02-19
Anticipated expiration: 2030-06-24

Abstract

The utility model discloses a high tensile waterproof type high-power copper cable, including the polyvinyl chloride sheath, the inboard of polyvinyl chloride sheath is provided with the shield cover, be provided with one deck insulating band between polyvinyl chloride sheath and the shield cover, the inside of shield cover separates into four wire rooms, and each all be provided with a sinle silk in the wire room, the outside parcel of sinle silk has one deck polyethylene insulating layer, in the utility model provides a design a plurality of connecting metal strips that connect through the connecting metal ring in the oversheath for the tensile property of oversheath improves, thereby guarantees that whole cable has good tensile property; in addition, the shielding sleeve with a cross structure is designed on the inner side, the shielding sleeve is divided into four independent wire chambers, four wire cores can be placed in the four wire chambers respectively, and the filling layer is used for filling stably, so that the four wire cores have independent spaces, and the mutual interference is avoided.

Description

High-tensile waterproof high-power copper cable

Technical Field

The utility model belongs to the technical field of the copper cable, concretely relates to waterproof type high-power copper cable of high tensile.

Background

The cable is an electric energy or signal transmission device, and generally comprises several or several groups of conducting wires, and the cable comprises a power cable, a control cable, a compensation cable, a shielding cable, a high-temperature cable, a computer cable, a signal cable, a coaxial cable, a fire-resistant cable, a marine cable, a mining cable, an aluminum alloy cable and the like. They are composed of single or multi-strand wires and insulating layers, and are used for connecting circuits, electric appliances and the like. The tensile resistance of the cable composed of a plurality of groups of wires is limited, the cable can be broken, and the filling layer can be broken after the cable is extruded until the wires are attached to each other, so that mutual interference can be caused.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a high-power copper cable of waterproof type of high tensile to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a high tensile waterproof high-power copper cable, includes the polyvinyl chloride sheath, the inboard of polyvinyl chloride sheath is provided with the shield cover, be provided with one deck insulating band between polyvinyl chloride sheath and the shield cover, the inside partition of shield cover becomes four wire rooms, and every all be provided with a sinle silk in the wire room, the outside parcel of sinle silk has one deck polyethylene insulating layer, the outside parcel of polyethylene insulating layer has one deck water barrier, the outside parcel of water barrier has one deck mica tape layer, it has the filling layer to fill between mica tape layer and the wire room, the outside of polyvinyl chloride sheath is provided with the one deck oversheath, the inside equidistance of oversheath is provided with a plurality of connection metal strips, and is connected with the connection becket between a plurality of connection metal strips.

Preferably, the mica tape layer, the water barrier layer and the polyethylene insulating layer are bonded and connected through an adhesive.

Preferably, the outer sheath is in an integrated structure with the connecting metal strip and the connecting metal ring through hot pressing.

Preferably, the thickness of the outer sheath is twice that of the polyvinyl chloride sheath, and the inner side surface of the outer sheath and the polyvinyl chloride sheath are connected together through adhesion.

Compared with the prior art, the beneficial effects of the utility model are that: the outer sheath in the utility model is provided with a plurality of connecting metal strips connected by the connecting metal rings, so that the tensile property of the outer sheath is improved, and the whole cable is ensured to have good tensile property; in addition, the shielding sleeve with a cross structure is designed on the inner side, the shielding sleeve is divided into four independent wire chambers, four wire cores can be placed in the four wire chambers respectively, and the filling layer is used for filling stably, so that the four wire cores have independent spaces, and the mutual interference is avoided.

Drawings

Fig. 1 is a schematic cross-sectional structure of the present invention;

FIG. 2 is a schematic structural view of the connecting metal strip of the present invention;

in the figure: 1. an outer sheath; 2. a polyvinyl chloride sheath; 3. connecting the metal strips; 4. connecting the metal rings; 5. insulating wrapping tapes; 6. a shielding sleeve; 7. a wire chamber; 8. a filling layer; 9. a mica tape layer; 10. a water barrier layer; 11. a polyethylene insulating layer; 12. and a wire core.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example 1

Referring to fig. 1 to 2, the present invention provides a technical solution: a high tensile waterproof high-power copper cable comprises a polyvinyl chloride sheath 2, a shielding sleeve 6 is arranged on the inner side of the polyvinyl chloride sheath 2, an insulating wrapping tape 5 is arranged between the polyvinyl chloride sheath 2 and the shielding sleeve 6, the interior of the shielding sleeve 6 is divided into four wire chambers 7, each wire chamber 7 is internally provided with a wire core 12, the outer side of the wire core 12 is wrapped with a polyethylene insulating layer 11, the outer side of the polyethylene insulating layer 11 is wrapped with a water-resisting layer 10, in order to play a role of water prevention, the outer side of the water-resisting layer 10 is wrapped with a mica tape layer 9, a filling layer 8 is filled between the mica tape layer 9 and the wire chamber 7, the outer side of the polyvinyl chloride sheath 2 is provided with an outer sheath 1, a plurality of connecting metal strips 3 are arranged in the outer sheath 1 at equal intervals, and a connecting metal ring 4 is connected between the connecting metal strips 3 to play a role of tensile strength.

In this embodiment, the mica tape layer 9, the water barrier layer 10 and the polyethylene insulating layer 11 are preferably bonded by an adhesive to ensure a stable structure.

In this embodiment, preferably, the outer sheath 1 forms an integrated structure with the connecting metal strip 3 and the connecting metal ring 4 by hot pressing, so as to ensure the tensile strength.

In this embodiment, it is preferable that the thickness of the outer sheath 1 is twice as large as that of the polyvinyl chloride sheath 2, and the inner side surface of the outer sheath 1 and the polyvinyl chloride sheath 2 are bonded together by adhesion in order to ensure integrity.

The utility model discloses a theory of operation and use flow: the plurality of connecting metal strips 3 connected with the connecting metal ring 4 in the outer sheath 1 improve the tensile property of the outer sheath 1, so that the whole cable is ensured to have good tensile property; in addition, the shielding sleeve 6 with the cross structure on the inner side is divided into four independent wire chambers 7, the four wire cores 12 can be respectively placed in the four wire chambers 7, and the filling layer 8 is used for filling stably, so that the four wire cores 12 have independent spaces, and the mutual interference is avoided.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a high waterproof high-power copper cable of high tensile, includes polyvinyl chloride sheath (2), its characterized in that: the inner side of the polyvinyl chloride sheath (2) is provided with a shielding sleeve (6), a layer of insulating wrapping tape (5) is arranged between the polyvinyl chloride sheath (2) and the shielding sleeve (6), the inside of the shielding sleeve (6) is divided into four wire chambers (7), each wire chamber (7) is internally provided with a wire core (12), the outer side of each wire core (12) is wrapped with a polyethylene insulating layer (11), the outer side of each polyethylene insulating layer (11) is wrapped with a water-resisting layer (10), the outer side of each water-resisting layer (10) is wrapped with a mica tape layer (9), a filling layer (8) is filled between each mica tape layer (9) and each wire chamber (7), the outer side of the polyvinyl chloride sheath (2) is provided with an outer sheath (1), and a plurality of connecting metal strips (3) are equidistantly arranged inside the outer sheath (1), and connecting metal rings (4) are connected among the connecting metal strips (3).

2. The high-tensile waterproof high-power copper cable according to claim 1, wherein: the mica tape layer (9), the water-resisting layer (10) and the polyethylene insulating layer (11) are bonded and connected through an adhesive.

3. The high-tensile waterproof high-power copper cable according to claim 1, wherein: the outer sheath (1) forms an integrated structure with the connecting metal strip (3) and the connecting metal ring (4) through hot pressing.

4. The high-tensile waterproof high-power copper cable according to claim 1, wherein: the thickness of the outer sheath (1) is twice that of the polyvinyl chloride sheath (2), and the inner side surface of the outer sheath (1) is connected with the polyvinyl chloride sheath (2) through adhesion.