CN210429393U

CN210429393U - Armored copper core polyethylene insulated wire and cable

Info

Publication number: CN210429393U
Application number: CN201921716648.3U
Authority: CN
Inventors: 赵翔
Original assignee: Jindong Cable Co Ltd
Current assignee: Jindong Cable Co Ltd
Priority date: 2019-10-14
Filing date: 2019-10-14
Publication date: 2020-04-28
Anticipated expiration: 2029-10-14

Abstract

The utility model relates to the technical field of power cables, in particular to an armored copper core polyethylene insulated wire cable, which comprises a polyvinyl chloride outer sheath, wherein the inner wall of the polyvinyl chloride outer sheath is provided with a steel strip armor, compared with the existing electric wire and cable, the armored copper-core polyethylene insulated electric wire and cable has the advantages that the polyvinyl chloride outer sheath is provided with the integrated clamping head and the clamping seat, when the cables are arranged, if a plurality of cables need to be arranged, the cables can be clamped with the clamping seat through the clamping head to prevent the plurality of cables from being wound in a staggered way, the cable is easy to identify during maintenance, and is convenient to arrange, the practicability of the cable is improved, the fireproof performance of the cable is improved through the flame-retardant layer, the deformation resistance of the cable is improved through the connecting structure between the flame-retardant layer and the inner sheath, and the armored copper core polyethylene insulated wire cable can be prevented from being broken due to cable bending when being installed.

Description

Armored copper core polyethylene insulated wire and cable

Technical Field

The utility model relates to a power cable technical field especially relates to an armor copper core polyethylene insulated wire cable.

Background

Wire and cable are wire products for transmitting electric energy, electric signals and realizing electromagnetic energy conversion. A cable generally comprises a core for transmitting power or electrical signals and a sheath for protecting and insulating. Cables having only one core and having a small diameter are generally called wires. There are also some electric wires without an insulating sheath, which are called bare wires. The cable core in the cable is made of metal materials with good conductivity, and usually, copper is good in conductivity or aluminum is low in cost. The conductor is copper, so called copper core cable; the conductor is the copper core, insulating copper core crosslinked cable of being called of crosslinked polyethylene, the strong copper core crosslinked power cable of current heat resistance, usually when using, the cable is arranged and is connected in the circuit, carry out being connected of electric energy and information, need arrange in a circuit and install when many cables, the cable takes place the confusion easily when arranging, perhaps lead to the cable winding, it is more troublesome when detecting the maintenance, need to leave the cable of incomplete winding, influence the efficiency of maintenance, and the cable structural strength has stronger effect with anti deformability when using, can avoid the problem of cable damage, for this reason, we propose an armor copper core polyethylene insulated wire and cable and solve above problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving and having the cable to arrange among the prior art and connect in the circuit, carry out being connected of electric energy and information, need arrange when installing many cables in a circuit, the cable takes place in disorder easily when arranging, perhaps leads to the cable winding, and is more troublesome when the testing and maintenance, needs to part the incomplete cable of winding, influences the shortcoming of the efficiency of overhauing, and the armor copper core polyethylene insulated wire cable who provides.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the armored copper-core polyethylene insulated wire cable comprises a polyvinyl chloride outer sheath, wherein a steel belt armor is arranged on the inner wall of the polyvinyl chloride outer sheath, a flame retardant layer is arranged on the inner wall of the steel belt armor, a plurality of convex blocks are fixedly arranged on the inner wall of the flame retardant layer, an inner sheath is arranged on the inner wall of the flame retardant layer, a plurality of matched grooves are formed in one side, located on the convex blocks, of the inner sheath, a cable paste filling layer is filled in the inner wall of the inner sheath, a copper strip shielding layer is arranged inside the cable paste filling layer, a plurality of cross-linked polyethylene insulating sheaths are arranged inside the copper strip shielding layer, a copper core is filled in the cross-linked polyethylene insulating sheaths, a supporting seat is fixedly arranged at the bottom of the polyvinyl chloride outer sheath, a clamping head is fixedly arranged on one side of the outer surface of the polyvinyl chloride outer sheath, and a clamping seat, and a clamping groove matched with the clamping head is formed in one side of the clamping seat, which is far away from the polyvinyl chloride outer sheath.

Preferably, the supporting seat, the clamping head, the clamping seat and the clamping groove are arranged on the same plane in parallel at equal intervals, and the flame-retardant layer is located between the convex blocks and is arranged at intervals.

Preferably, the copper core is provided with three and equidistant circumferences which are equidistantly arranged in the copper strip shielding layer, and the flame-retardant layer is a polyolefin flame-retardant layer.

The utility model provides a pair of armor copper core polyethylene insulated wire and cable, beneficial effect lies in: this armoured copper core polyethylene insulated wire cable passes through dop and the cassette that polyvinyl chloride oversheath facial make-up was equipped with the integral type, when the cable was arranged in the installation, if need install many cables, can be with passing through dop and cassette block between the cable, prevent crisscross winding between many cables, relatively easy discernment when overhauing, and conveniently arrange the cable, the practicality of this cable has been improved, the fire behavior through being equipped with fire-retardant layer improvement cable, through the connection structure between fire-retardant layer and the inner sheath, the anti deformability of this cable has been improved, make this armoured copper core polyethylene insulated wire cable can prevent the fracture that the cable is tortuous to lead to when the installation.

Drawings

Fig. 1 is a schematic structural view of an armored copper core polyethylene insulated wire and cable provided by the present invention;

fig. 2 is the utility model provides a side structure schematic diagram of armoured copper core polyethylene insulated wire and cable.

In the figure: the cable paste packaging structure comprises a polyvinyl chloride outer sheath 1, a steel tape armor 2, a flame retardant layer 3, a bump 4, an inner sheath 5, a groove 6, a cable paste filling layer 7, a copper strip shielding layer 8, a cross-linked polyethylene insulating sleeve 9, a copper core 10, a supporting seat 11, a clamping head 12, a clamping seat 13 and a clamping groove 14.

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.

Referring to fig. 1-2, an armored copper core polyethylene insulated wire cable comprises a polyvinyl chloride outer sheath 1, a steel strip armor 2 is arranged on the inner wall of the polyvinyl chloride outer sheath 1, a flame retardant layer 3 is arranged on the inner wall of the steel strip armor 2, a plurality of bumps 4 are fixedly arranged on the inner wall of the flame retardant layer 3, an inner sheath 5 is arranged on the inner wall of the flame retardant layer 3, a plurality of grooves 6 matched with the inner sheath 5 are arranged on one side of the bumps 4, a cable paste filling layer 7 is filled on the inner wall of the inner sheath 5, a copper strip shielding layer 8 is arranged inside the cable paste filling layer 7, a plurality of crosslinked polyethylene insulating sleeves 9 are arranged inside the copper strip shielding layer 8, a copper core 10 is filled inside the crosslinked polyethylene insulating sleeves 9, a supporting seat 11 is fixedly arranged at the bottom of the polyvinyl chloride outer sheath 1, a clamping head 12 is fixedly arranged on one side of the outer surface of the polyvinyl chloride outer sheath 1, a clamping groove 14 matched with the clamping head 12 is formed in one side of the clamping seat 13, which is far away from the polyvinyl chloride outer sheath 1.

The supporting seat 11, the clamping head 12, the clamping seat 13 and the clamping grooves 14 are arranged on the same plane and are arranged in parallel at equal intervals, the flame-retardant layer 3 is positioned between the convex blocks 4 and is arranged at intervals to enhance the toughness of the cable and prevent breakage, the copper core 10 is provided with three and equidistant circumference and is arranged inside the copper strip shielding layer 8 and is uniformly distributed to enable the shielding to be more comprehensive, the flame-retardant layer 3 is a polyolefin flame-retardant layer to enhance the fireproof performance of the cable, the integral clamping head 12 and the clamping seat 13 are arranged on the armored copper core polyethylene insulated wire cable through the polyvinyl chloride outer sheath 1, when the cable is arranged, if a plurality of cables need to be arranged, the cables can be clamped with the clamping seat 13 through the clamping head 12 to prevent the plurality of cables from being wound in a staggered way, the cables are easy to identify during maintenance, the cables are convenient to arrange, the practicability of the cable is improved, the fireproof performance of the cable is, through the connection structure between the flame-retardant layer 3 and the inner sheath 5, the deformation resistance of the cable is improved, and the armored copper core polyethylene insulated wire cable can be prevented from being broken due to cable bending when being installed.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The armored copper-core polyethylene insulated wire cable comprises a polyvinyl chloride outer sheath (1) and is characterized in that a steel belt armor (2) is arranged on the inner wall of the polyvinyl chloride outer sheath (1), a flame retardant layer (3) is arranged on the inner wall of the steel belt armor (2), a plurality of convex blocks (4) are fixedly arranged on the inner wall of the flame retardant layer (3), an inner sheath (5) is arranged on the inner wall of the flame retardant layer (3), a plurality of matched grooves (6) are formed in one side, located on the convex blocks (4), of the inner sheath (5), a cable paste filling layer (7) is filled in the inner wall of the inner sheath (5), a copper strip shielding layer (8) is arranged in the cable paste filling layer (7), a plurality of crosslinked polyethylene insulating sleeves (9) are arranged in the copper strip shielding layer (8), a copper core (10) is filled in the crosslinked polyethylene insulating sleeves (9), the supporting seat (11) is fixedly arranged at the bottom of the polyvinyl chloride outer sheath (1), a clamping head (12) is fixedly arranged on one side of the outer surface of the polyvinyl chloride outer sheath (1), a clamping seat (13) is fixedly arranged on the outer surface of the polyvinyl chloride outer sheath (1) relative to one side of the clamping head (12), and a clamping groove (14) matched with the clamping head (12) is formed in one side, far away from the polyvinyl chloride outer sheath (1), of the clamping seat (13).

2. The armored copper-core polyethylene insulated wire and cable according to claim 1, wherein the supporting seat (11), the clamping head (12), the clamping seat (13) and the clamping groove (14) are arranged on the same plane and in parallel at equal intervals, and the flame retardant layer (3) is arranged between the convex blocks (4) at intervals.

3. An armored copper-core polyethylene insulated wire and cable according to claim 1, wherein the copper core (10) is provided with three and equally circumferentially spaced apart copper tape shielding layers (8), and the flame retardant layer (3) is a polyolefin flame retardant layer.