CN216697929U

CN216697929U - Double-layer electric wire convenient to construct

Info

Publication number: CN216697929U
Application number: CN202220153242.4U
Authority: CN
Inventors: 林飞; 郑增忠
Original assignee: Yunnan Baiguan Wire And Cable Co ltd
Current assignee: Yunnan Baiguan Wire And Cable Co ltd
Priority date: 2022-01-20
Filing date: 2022-01-20
Publication date: 2022-06-07
Anticipated expiration: 2032-01-20

Abstract

The utility model discloses a double-layer wire convenient for construction, which comprises a wire body, wherein a moving ring is sleeved on the periphery of the wire body in a sliding manner, a fixed threaded hole is formed in the surface of the bottom of the moving ring, a screw is arranged in the fixed threaded hole, a limiting threaded hole is formed in the surface of the bottom of the screw, and a limiting screw is arranged in the limiting threaded hole; most of the limit screw can be screwed into the limit threaded hole, and most of the screw can be screwed into the fixed threaded hole. According to the double-layer electric wire convenient to construct, the movable ring can move on the electric wire body, after the movable ring moves to a position required by a person, the person can manually screw the screw out of the fixing threaded hole and then screw the limiting screw out of the limiting threaded hole, so that the limiting screw and the screw can be inserted into the tunnel, the electric wire body is limited, the electric wire body is prevented from swinging due to stress, convenience is improved, and the double-layer electric wire is suitable for wide popularization and use.

Description

Double-layer electric wire convenient to construct

Technical Field

The utility model relates to the technical field of electric wires, in particular to a double-layer electric wire convenient to construct.

Background

The electric wire is a conducting wire for transmitting electric energy, is divided into a bare wire, an electromagnetic wire and an insulating wire, the bare wire has no insulating layer, comprises a copper flat wire, an aluminum flat wire, an overhead stranded wire and various sectional materials, and is mainly used for outdoor overhead and indoor bus bars and switch boxes.

The common electric wire has the following disadvantages: 1. unable convenient pre-fixing is in corresponding the gallery, and easy swing, construction convenience is not good, 2, do not have good heat-proof quality, and the use has the limitation.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims to provide a double-layer wire convenient for construction, which can effectively solve the problems in the background technology.

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

a double-layer wire convenient for construction comprises a wire body, wherein a moving ring is slidably sleeved on the periphery of the wire body, a fixed threaded hole is formed in the bottom surface of the moving ring, a screw is arranged in the fixed threaded hole, a limiting threaded hole is formed in the bottom surface of the screw, and a limiting screw is arranged in the limiting threaded hole; most of the limit screw can be screwed into the limit threaded hole, and most of the screw can be screwed into the fixed threaded hole.

Furthermore, the wire body consists of a copper core, a first insulating layer and a second protective layer, a heat insulating layer is arranged on the outer surface of the first rubber insulating layer, and a flame retardant layer is filled between the heat insulating layer and the second protective layer; the heat insulation layer has excellent heat insulation performance, so that the wire can be used in a high-temperature environment, and the application range is improved.

Further, the heat insulation layer is made of polyisocyanurate foam.

Further, the flame-retardant layer is made of mica tapes.

Further, the first insulating layer and the second protective layer are both made of rubber.

Compared with the prior art, the utility model has the following beneficial effects:

1. through setting up shift ring, screw rod and stop screw, the shift ring can remove on the electric wire body, after the shift ring removed to personnel required position, personnel can be manual with the screw rod back of screwing out fixed screw hole, back of screwing out stop screw hole with stop screw to make stop screw and screw rod can insert the gallery, and then spacing with the electric wire body, in order to prevent that it from swinging because of the atress, improve the convenience.

2. Through setting up the insulating layer, the insulating layer is made for polyisocyanurate foamed plastic, has good heat-proof quality to make this electric wire can use under high temperature environment, in order to improve application scope.

Drawings

Fig. 1 is a schematic view of an overall structure of a double-layered electric wire according to the present invention, which is convenient for construction.

Fig. 2 is a schematic sectional view of a moving ring of a double-layered electric wire according to the present invention.

Fig. 3 is a schematic sectional view of a wire body of a double-layered wire according to the present invention.

In the figure: 1. a wire body; 2. a moving ring; 3. a screw; 4. a limit screw; 5. a copper core; 6. a second protective layer; 7. a flame retardant layer; 8. a thermal insulation layer; 9. a first insulating layer; 10. A limiting threaded hole; 11. and fixing the threaded hole.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the utility model easy to understand, the utility model is further explained by combining the specific embodiments.

As shown in fig. 1-3, a double-layer electric wire convenient for construction comprises an electric wire body 1, wherein a moving ring 2 is slidably sleeved on the periphery of the electric wire body 1, a fixed threaded hole 11 is formed in the surface of the bottom of the moving ring 2, a screw rod 3 is arranged in the fixed threaded hole 11, a limiting threaded hole 10 is formed in the surface of the bottom of the screw rod 3, and a limiting screw 4 is arranged in the limiting threaded hole 10.

The electric wire body 1 is composed of a copper core 5, a first insulating layer 9 and a second protective layer 6, a heat insulating layer 8 is arranged on the outer surface of the first rubber insulating layer 9, and a flame-retardant layer 7 is filled between the heat insulating layer 8 and the second protective layer 6.

In this embodiment, as shown in fig. 1 and 3, the wire body 1 has good flame retardant and heat insulating properties to meet the use requirements of people.

Wherein, the heat insulation layer 8 is made of polyisocyanurate foam.

In this embodiment, as shown in fig. 3, the polyisocyanurate foam has excellent heat insulation performance, so that the present wire can be used in a high temperature environment to improve the application range.

Wherein, the flame retardant layer 7 is made of mica tape.

In this embodiment, as shown in fig. 3, the mica tape can make the wire have good flame retardant performance.

The first insulating layer 9 and the second protective layer 6 are made of rubber.

In the embodiment, as shown in fig. 3, the rubber has good insulation and aging resistance to meet the use requirements of people.

It should be noted that, the utility model is a double-layer electric wire convenient for construction, when working, a person can lay the electric wire in a tunnel, and manually move the moving ring 2 on the electric wire body 1 according to requirements, after the moving ring 2 moves to a position required by the person, the person can manually screw the screw rod 3 out of the fixing threaded hole 11 and then screw the limit screw 4 out of the limit threaded hole 10, so that the limit screw 4 and the screw rod 3 can be inserted into the tunnel, and the electric wire body 1 is limited, so as to prevent the electric wire body 1 from swinging due to stress, improve convenience, and in the using process, the heat insulation layer 8 has excellent heat insulation performance, so that the electric wire can be used in a high-temperature environment, and the application range is improved.

The foregoing shows and describes the general principles and features of the present invention, together with the advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a double-deck electric wire convenient to construction, includes electric wire body (1), its characterized in that: the wire body (1) is peripherally sleeved with the moving ring (2) in a sliding mode, the surface of the bottom of the moving ring (2) is provided with a fixed threaded hole (11), a screw rod (3) is arranged in the fixed threaded hole (11), the surface of the bottom of the screw rod (3) is provided with a limiting threaded hole (10), and a limiting screw (4) is arranged in the limiting threaded hole (10).

2. The double-layer electric wire convenient for construction according to claim 1, wherein: the electric wire body (1) comprises a copper core (5), an insulating layer (9) and a protective layer II (6), a heat insulating layer (8) is arranged on the outer surface of the insulating layer I (9), and a flame-retardant layer (7) is filled between the heat insulating layer (8) and the protective layer II (6).

3. The double-layer electric wire convenient for construction according to claim 2, wherein: the heat insulation layer (8) is made of polyisocyanurate foam plastic.

4. The double-layer electric wire convenient for construction according to claim 2, wherein: the flame-retardant layer (7) is made of mica tapes.

5. The double-layer electric wire convenient for construction according to claim 2, wherein: the first insulating layer (9) and the second protective layer (6) are made of rubber.