CN214410825U

CN214410825U - Same-insulation multi-conductor flat cable

Info

Publication number: CN214410825U
Application number: CN202022793616.2U
Authority: CN
Inventors: 杨文初; 李必禄; 黄志明; 李杭
Original assignee: Amphenol Assembletech Xiamen Co Ltd
Current assignee: Amphenol Assembletech Xiamen Co Ltd
Priority date: 2020-11-27
Filing date: 2020-11-27
Publication date: 2021-10-15
Anticipated expiration: 2030-11-27

Abstract

A multi-conductor flat cable with same insulation comprises an insulation layer; a plurality of core wires which are parallel to each other and are distributed in the insulating layer in an insulating way; and the shielding layer is arranged outside the core wire. The utility model relates to a with flat winding displacement of insulating multiconductor, many heart yearns are arranged into the platykurtic, and the heart yearn directly sets up the insulating layer outward, reduces the multilayer cladding, reduces flat winding displacement thickness and is difficult for tearing increase of service life.

Description

Same-insulation multi-conductor flat cable

Technical Field

The utility model belongs to the technical field of the winding displacement, more specifically relates to a flat winding displacement of same insulation multiconductor.

Background

The flat cable has the characteristics of small volume and light weight, so that the flat cable is more and more widely applied, and particularly on an assembly plate for plugging electronic devices, the flat cable can meet the technical requirements of miniaturization and mobility. The flat cable is a flat cable formed by arranging conductors in the flat cable, in the prior art, the flat cable is formed by pressing one or two adhesive insulating films after a single signal unit, namely, a conductor set is independently injected and insulated and a shielding layer is wrapped, and a pressing interface is arranged on the outer layer of the flat cable, so that the insulating films are easily torn off in the using process, short circuit and other conditions are caused, and the use of a product is influenced. In addition, since the conductor group has a multilayer structure, the flat cable is thick and wide, and when used in a small space, wiring is difficult.

Therefore, it is required to develop a flat cable in which the insulating film is not easily torn, the coating layer is less, and the flat cable can be easily applied to a small space.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a with flat winding displacement of insulating multiconductor, reduce coating and insulating film and be difficult for tearing.

In order to achieve the above object, the utility model provides a with flat winding displacement of insulating multiconductor, include:

an insulating layer;

a plurality of core wires which are parallel to each other and are distributed in the insulating layer in an insulating manner;

and the shielding layer is arranged outside the core wire.

Preferably, the core wires are uniformly distributed in the insulating layer, and the axes of the core wires are located in the same plane.

Preferably, the top and bottom surfaces of the insulating layer are the same distance from the axis of each of the cords.

Preferably, the insulating layer is a plastic layer.

Preferably, the insulating layer is integrally formed outside the core wire by injection molding.

Preferably, the shielding layer covers the outer surface of the insulating layer.

Preferably, the shielding layer covers the outer surface of each core wire and is located inside the insulating layer.

Preferably, the shielding layer is an insulating paint layer, an insulating glue layer, a metal film or a plastic film.

Preferably, the thickness of the shielding layer is 0.01-0.5 mm.

The utility model relates to a with flat winding displacement of insulating multiconductor, its beneficial effect lies in: a plurality of core wires are arranged in a flat shape, and the insulating layers are directly arranged outside the core wires, so that multilayer coating is reduced, the thickness of the flat cable is reduced, the flat cable is not easy to tear, and the service life is prolonged.

Other features and advantages of the present invention will be described in detail in the detailed description which follows.

Drawings

The above and other objects, features and advantages of the present invention will become more apparent by describing in more detail exemplary embodiments thereof with reference to the attached drawings, in which like reference numerals generally represent like parts throughout the exemplary embodiments of the present invention.

Fig. 1 is a schematic structural view of a same-insulation multi-conductor flat cable according to an exemplary embodiment of the present invention;

fig. 2 is a schematic structural view of a same-insulation multi-conductor flat cable according to another exemplary embodiment of the present invention;

description of reference numerals:

1 insulating layer, 2 core wires and 3 shielding layers.

Detailed Description

Preferred embodiments of the present invention will be described in more detail below. While the following describes preferred embodiments of the present invention, it should be understood that the present invention may be embodied in various forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the invention to those skilled in the art.

For solving the problem that prior art exists, the utility model provides a flat winding displacement of same insulation multiconductor, include:

an insulating layer;

a plurality of core wires which are parallel to each other and are distributed in the insulating layer in an insulating way;

and the shielding layer is arranged outside the core wire and used for shielding the interference between the signals.

The utility model relates to a with flat winding displacement of insulating multiconductor, many heart yearns are arranged into the platykurtic, and the heart yearn directly sets up the insulating layer outward, reduces the multilayer cladding, reduces flat winding displacement thickness and be difficult for tearing increase of service life.

Preferably, the plurality of core wires are uniformly distributed in the insulating layer, and the axes of the plurality of core wires are located in the same plane. Each core wire is parallel to each other to form a flat cable mode.

Preferably, the top and bottom surfaces of the insulating layer are the same distance from the axis of each core wire.

Preferably, the insulating layer is a plastic layer.

Preferably, the insulating layer is integrally molded outside the core wire by injection molding.

Preferably, the shielding layer covers the outer surface of the insulating layer, and the shielding layer covers the outer surface of the insulating layer, so that the wire rod is more attractive in appearance and can shield signal interference.

Preferably, the shielding layer covers the outer surface of each core wire and is located inside the insulating layer for shielding signal interference.

Preferably, the thickness of the shielding layer is 0.01-0.5 mm.

When the shielding layer is coated on the outer surface of the insulating layer, the manufacturing method of the multi-conductor flat cable with the same insulation comprises the following steps:

arranging a plurality of core wires in parallel, and insulating adjacent core wires from each other;

coating an insulating material, namely plastic on the outer surfaces of the core wires by extrusion injection molding to form an insulating layer;

and wrapping or coating the shielding material outside the insulating layer to form a shielding layer.

The insulating layer is outside the heart yearn through the integrated into one piece that moulds plastics, during the manufacturing, puts into the mould with many heart yearns, and the insulating layer forms the platykurtic cladding through extrusion mode of moulding plastics in the outside of many heart yearns that roughly the coplanar was put, directly moulds plastics the insulating layer on the heart yearn, reduces multilayer cladding, makes the thickness of wire rod thinner.

When the shielding material is insulating paint or insulating glue, the insulating paint or the insulating glue is coated on the outer surface of the insulating layer to form the shielding layer.

When the shielding material is a metal film or a plastic film, the metal film or the plastic film is wrapped on the outer surface of the insulating layer in a wrapping or straight wrapping mode to form a shielding layer;

the straight-wrapping mode is as follows: and turning and folding the shielding layers on the two sides of the insulating layer back to be rolled on the surface of the insulating layer.

When the shielding layer is coated on the outer surface of each core wire, the manufacturing method of the multi-conductor flat cable with the same insulation comprises the following steps:

wrapping or coating a shielding material outside each core wire to form a shielding layer;

arranging a plurality of core wires provided with shielding layers in parallel, wherein adjacent core wires are insulated from each other;

and (3) coating the outer surfaces of the shielding layers outside the plurality of core wires with an insulating material, namely plastic by extrusion and injection molding to form an insulating layer.

When the shielding material is insulating paint or insulating glue, the insulating paint or the insulating glue is coated on the outer surface of each core wire to form a shielding layer.

When the shielding material is a metal film or a plastic film, the metal film or the plastic film is wrapped on the outer surface of each core wire in a wrapping or straight wrapping mode to form a shielding layer;

the straight-wrapping mode is as follows: and turning and folding the shielding layers on the two sides of each core wire back to roll the surface of each core wire.

Example 1

As shown in fig. 1, the utility model provides a flat winding displacement of same insulation multiconductor, include:

an insulating layer 1;

a plurality of core wires 2, wherein the core wires 2 are parallel to each other and are distributed in the insulating layer 1 in an insulating way;

and a shielding layer 3 disposed outside the core wire 2 for shielding interference between signals.

In this embodiment, the plurality of core wires 2 are uniformly distributed in the insulating layer 1, and the axes of the plurality of core wires 2 are located in the same plane. Each core wire 2 is parallel to each other to form a flat cable.

The top and bottom surfaces of the insulating layer 1 are at the same distance from the axis of each core wire 2.

In the present embodiment, the insulating layer 1 is a plastic layer. The insulating layer 1 is integrally formed outside the core wire 2 by injection molding. The shielding layer 3 covers the outer surface of the insulating layer 1.

In the present embodiment, the shielding layer 3 is an insulating paint layer. The thickness of the shielding layer 3 is 0.1 mm. The number of the core wires 2 is 13.

When the shielding layer 3 is coated on the outer surface of the insulating layer 1, the manufacturing method of the multi-conductor flat cable with the same insulation comprises the following steps:

arranging a plurality of core wires 2 in parallel, and insulating adjacent core wires 2 from each other;

coating an insulating material, namely plastic on the outer surfaces of the core wires 2 by extrusion injection molding to form an insulating layer 1;

the insulating layer 1 is coated or wrapped with a shielding material to form a shielding layer 3.

The insulating layer 1 is integrally formed outside the core wires 2 through injection molding, during manufacturing, a plurality of core wires 2 are placed in a mold, the insulating layer 1 forms flat coatings outside the plurality of core wires 2 placed on the same plane in an extrusion injection molding mode, the insulating layer 1 is directly injected on the core wires 2, multilayer coatings are reduced, and the thickness of the wire rods is thinner.

In the present embodiment, the shielding material is an insulating varnish, and the insulating varnish is applied to the outer surface of the insulating layer 1 to form the shielding layer 3.

Example 2

The same-insulated multi-conductor flat cable according to embodiment 2 is different from embodiment 1 in that,

in this embodiment, the shielding layer 3 is a metal thin film.

when the shielding material is a metal film, the metal film is wrapped on the outer surface of the insulating layer 1 in a wrapping or straight wrapping mode to form a shielding layer 3;

the straight-wrapping mode is as follows: the shielding layers 3 on both sides of the insulating layer 1 are folded back to be rolled on the surface of the insulating layer 1.

Example 3

As shown in fig. 2, the same-insulated multi-conductor flat cable according to embodiment 3 is different from embodiment 1 in that,

in the present embodiment, the shielding layer 3 covers the outer surface of each core wire 2 and is located inside the insulating layer 1.

In the present embodiment, the shielding layer 3 is an insulating paint layer.

When the shielding layer 3 is coated on the outer surface of each core wire 2, the manufacturing method of the same-insulation multi-conductor flat cable comprises the following steps:

wrapping or coating a shielding material outside each core wire 2 to form a shielding layer 3;

arranging a plurality of core wires 2 provided with shielding layers 3 in parallel, wherein adjacent core wires 2 are insulated from each other;

and (3) coating the outer surface of the shielding layer 3 outside the core wires 2 with an insulating material, namely plastic by extrusion and injection molding to form the insulating layer 1.

In the present embodiment, the shielding material is an insulating varnish, and the insulating varnish or an insulating paste is applied to the outer surface of each core wire 2 to form the shielding layer 3.

Example 4

The same-insulated multi-conductor flat cable according to embodiment 4 is different from embodiment 3 in that,

in this embodiment, the shielding layer 3 is a metal thin film.

in this embodiment, the shielding material is a metal film, and the metal film is wrapped on the outer surface of each core wire 2 in a wrapping or straight wrapping manner to form a shielding layer 3;

the straight-wrapping mode is as follows: the shielding layers 3 on both sides of each core wire 2 are turned and folded back to be rolled on the surface of each core wire 2.

While various embodiments of the present invention have been described above, the above description is intended to be illustrative, not exhaustive, and not limited to the disclosed embodiments. Many modifications and variations will be apparent to those of ordinary skill in the art without departing from the scope and spirit of the described embodiments.

Claims

1. A flat cable with multiple conductors insulated from each other, comprising:

an insulating layer (1);

a plurality of core wires (2), wherein the core wires (2) are parallel to each other and are distributed in the insulating layer (1) in an insulating way;

the shielding layer (3) is arranged outside the core wire (2);

many heart yearns (2) equipartition in insulating layer (1), just the axis of many heart yearns (2) is located the coplanar.

2. The flat cable of claim 1, wherein the distances from the top and bottom surfaces of said insulating layer (1) to the axis of each of said core wires (2) are the same.

3. The flat cable of claim 2, wherein the insulating layer (1) is a plastic layer.

4. The flat cable of claim 3, wherein the insulating layer (1) is integrally formed outside the core wire (2) by injection molding.

5. The flat cable of claim 1, wherein the shielding layer (3) covers the outer surface of the insulating layer (1).

6. The flat cable of claim 1, wherein the shielding layer (3) covers an outer surface of each core wire (2) and is located inside the insulating layer (1).

7. The flat cable of claim 1, wherein the shielding layer (3) is a paint layer, an adhesive layer, a metal film or a plastic film.

8. The flat cable of claim 1, wherein the thickness of said shielding layer (3) is 0.01-0.5 mm.