CN212061933U

CN212061933U - Electromagnetic interference resistance's electric wire

Info

Publication number: CN212061933U
Application number: CN202020889425.3U
Authority: CN
Inventors: 许鸿飞; 朱绪东
Original assignee: Kunshan Xinghongmeng Electronics Co ltd
Current assignee: Kunshan Xinghongmeng Electronics Co ltd
Priority date: 2020-05-25
Filing date: 2020-05-25
Publication date: 2020-12-01
Anticipated expiration: 2030-05-25

Abstract

The utility model discloses an electromagnetic interference resistance's electric wire, including electric wire body and boundary belt, the fixed boundary belt that has cup jointed in electric wire body outer end, this internal three wires, three of being provided with of electric wire outer end fixedly connected with insulating layer one, three the wire outside is provided with the copper strips around the package shielding layer, the copper strips is around package shielding layer outer end fixedly connected with woven metal layer, woven metal layer outer end fixedly connected with fire-retardant layer, fire-retardant layer outer end fixedly connected with heat preservation, heat preservation layer outer end fixedly connected with insulating layer two, the outer fixedly connected with protective layer of insulating layer, be provided with interior aluminium foil layer in the boundary belt, interior aluminium foil layer outside fixedly connected with aluminium foil layer. The utility model discloses the beneficial effect who reaches is: the electric wire is low in production cost, long in service life, convenient to maintain and replace, low in electric energy loss rate and good in power transmission effect, and can effectively shield external electromagnetic interference.

Description

Electromagnetic interference resistance's electric wire

Technical Field

The utility model relates to an electric wire, in particular to electromagnetic interference resistance's electric wire belongs to wire and cable technical field.

Background

The electric wire refers to a wire for transmitting electric energy. The electromagnetic wire is an insulated wire which generates a magnetic field after being electrified or induces a current in the magnetic field and is mainly used for a motor, a transformer winding and other related electromagnetic equipment. The conductor is mainly a copper wire, and has a thin insulating layer, good electrical and mechanical properties, heat resistance, moisture resistance, solvent resistance and the like. Different insulating materials are selected to achieve different characteristics.

Present electric wire, manufacturing cost is high, and life is short, and electric energy loss rate is big, and can not carry out effectual shielding to electromagnetic interference, and the life-span of using under the abominable environment again simultaneously is very short, has not only promoted later stage cost of maintenance, has still promoted danger, has reduced transmission of electricity efficiency.

SUMMERY OF THE UTILITY MODEL

The utility model provides an electromagnetic interference resistance's electric wire for solve above-mentioned problem.

In order to solve the technical problem, the utility model provides a following technical scheme:

the utility model relates to an electromagnetic interference resistance's electric wire, including electric wire body and boundary belt, the fixed boundary belt that has cup jointed in electric wire body outer end, this internal three wires, three of being provided with of electric wire outer end fixedly connected with insulating layer one, three the wire outside is provided with the copper strips around the package shielding layer, the copper strips is around package shielding layer outer end fixedly connected with woven metal layer, woven metal layer outer end fixedly connected with fire-retardant layer, fire-retardant layer outer end fixedly connected with heat preservation, heat preservation layer outer end fixedly connected with insulating layer two, the outer fixedly connected with protective layer of insulating layer, be provided with interior aluminium foil layer in the boundary belt, interior aluminium foil layer outside fixedly connected with aluminium foil layer.

As an optimal technical scheme of the utility model, the copper strips is around fixed connection with shielding frame in the package shielding layer, shielding frame is located between three wires.

As an optimal technical scheme of the utility model, the copper strips is filled with the asbestos around packing between shielding layer and three wires.

As an optimal technical scheme of the utility model, a plurality of buckles of fixedly connected with are served to the boundary belt, it detains the seat to correspond a plurality of fixedly connected with on the boundary belt other end.

As an optimized technical scheme of the utility model, the inboard packing of interior aluminium foil layer has the heat preservation cotton.

As an optimized technical proposal of the utility model, magnesium powder is filled between the outer aluminum foil layer and the inner aluminum foil layer.

As the utility model discloses an optimal technical scheme, the wire forms for many anaerobic copper wires splice, the copper strips is single-ended ground connection around the package shielding layer, fire-retardant layer is the fire-retardant low cigarette material of PVC, the protective layer is soft RVV material.

The utility model discloses the beneficial effect who reaches is: the stranded formation wire through many anaerobic copper wires can effectual promotion transmission efficiency, can effectually shield external electromagnetic interference around package shielding layer and metallic braid layer through shield frame, copper strips, and can not form the potential difference through the copper strips around the single-ended ground connection of package shielding layer, is favorable to promoting transmission effect.

The fire-retardant layer can effectually prevent that the wire overload from generating heat the spontaneous combustion, and the heat preservation can keep the transmission of electricity temperature of wire, and insulating layer one and insulating layer two can the effectual insulating nature that promotes the electric wire body, are favorable to promoting the security of transmission of electricity.

Wrap up the protection through the boundary belt to the electric wire body, be favorable to prolonging the life of electric wire body, install and dismantle through buckle and cassette on the boundary belt, the maintenance of the later stage electric wire body of being convenient for, through interior aluminium foil layer and outer aluminium foil layer in the boundary belt, further promotion typical body anti-electromagnetic interference ability, the oxidation resistance of the magnesium powder ability effectual promotion boundary belt of the intussuseption of boundary belt, the heat preservation cotton of intussuseption in the boundary belt can effectually keep warm to the electric wire body, be favorable to promoting the life of electric wire body.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic structural diagram of the present invention;

fig. 2 is a cross-sectional view of the electric wire body of the present invention;

FIG. 3 is a schematic view of the structure of the protective belt of the present invention;

fig. 4 is a cross-sectional view of the middle protective band of the present invention.

In the figure: 1. a wire body; 2. protecting the belt; 3. a wire; 4. a first insulating layer; 5. a shielding frame; 6. Asbestos; 7. wrapping a shielding layer by a copper strip; 8. a metal braid layer; 9. a flame retardant layer; 10. a heat-insulating layer; 11. A second insulating layer; 12. a protective layer; 13. buckling; 14. a buckle seat; 15. an outer aluminum foil layer; 16. an inner aluminum foil layer; 17. magnesium powder; 18. and (5) heat preservation cotton.

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 (b): as shown in figures 1-4, an electromagnetic interference resistant electric wire comprises an electric wire body 1 and a protection belt 2, the protection belt 2 is fixedly sleeved at the outer end of the electric wire body 1, three conducting wires 3 are arranged in the electric wire body 1, the outer ends of the three conducting wires 3 are fixedly connected with an insulating layer I4, a copper strip wrapping shielding layer 7 is arranged at the outer sides of the three conducting wires 3, a metal braid layer 8 is fixedly connected at the outer end of the copper strip wrapping shielding layer 7, the electromagnetic interference resistance of the electric wire is favorably improved, a flame retardant layer 9 is fixedly connected at the outer end of the metal braid, can effectually carry out fire-retardant when 3 spontaneous combustion of wire, 9 outer ends fixedly connected with heat preservation 10 on fire-retardant layer are convenient for transmit electricity in abominable environment, and 10 outer ends fixedly connected with insulating layer two 11 of heat preservation, insulating layer two 11 outer ends fixedly connected with protective layer 12 are provided with interior aluminium foil layer 16 in the boundary belt 2, and interior aluminium foil layer 16 outside fixedly connected with has outer aluminium foil layer 15.

The copper strip is fixedly connected with a shielding frame 5 in a winding shielding layer 7, the shielding frame 5 is positioned between three leads 3, asbestos 6 is filled between the copper strip winding shielding layer 7 and the three leads 3, one end of a protection belt 2 is fixedly connected with a plurality of buckles 13, the other end of the protection belt 2 is correspondingly and fixedly connected with a plurality of buckle seats 14, the protection belt 2 is convenient to mount and dismount, and the later-stage maintenance of the electric wire is convenient, the inner side of an inner aluminum foil layer 16 is filled with heat-preservation cotton 18, the service life of the electric wire body 1 can be effectively prolonged, magnesium powder 17 is filled between an outer aluminum foil layer 15 and the inner aluminum foil layer 16, the oxidation resistance of the protection belt 2 can be improved, the leads 3 are formed by twisting a plurality of anaerobic copper wires, the improvement of the transmission efficiency is facilitated, the copper strip winding shielding layer 7 is grounded at a single end, the potential difference in the copper strip, the passivation layer 12 is made of a soft RVV material.

Specifically, the utility model discloses during the use, the transmission of electricity of working a telephone switchboard through wire 3 in the electric wire body 1, wire 3 is many anaerobic pure copper wires transposition and forms, is favorable to promoting transmission of electricity efficiency, and the copper strips in shielding frame 5 and the 3 outsides of wire between through wire 3 can effectual promotion wire 3 transmission of electricity anti-electromagnetic interference ability around package shielding layer 7 and metallic braid 8, and the copper strips is single-ended ground connection around package shielding layer 7. Can effectually prevent that the copper strips from forming the potential difference around package shielding layer 7, and fire-retardant layer 9 can be effectual fire-retardant when spontaneous combustion takes place for electric wire body 1, be favorable to promoting the security, heat preservation 10 can provide a homothermal environment for 3 transmission of electricity of wire, protective layer 12 can effectual promotion electric wire body 1's wearability, cup joint electric wire body 1 through buckle 13 on boundary belt 2 and knot seat 14, make things convenient for 1 later stage of electric wire body to overhaul, and magnesium powder 17 in the boundary belt 2 can effectual promotion boundary belt 2's antioxidant capacity, the heat preservation cotton 18 in the boundary belt 2 can be carried electric wire body 1's heat preservation ability, transmission efficiency has not only been promoted, electric wire body 1's life has still been prolonged.

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 electromagnetic interference resistance electric wire is characterized by comprising an electric wire body (1) and a protective belt (2), wherein the outer end of the electric wire body (1) is fixedly sleeved with the protective belt (2), three conducting wires (3) are arranged in the electric wire body (1), the outer ends of the three conducting wires (3) are fixedly connected with a first insulating layer (4), the outer sides of the three conducting wires (3) are provided with copper strips around a covering shielding layer (7), the outer ends of the copper strips around the covering shielding layer (7) are fixedly connected with a metal weaving layer (8), the outer end of the metal weaving layer (8) is fixedly connected with a flame retardant layer (9), the outer end of the flame retardant layer (9) is fixedly connected with a heat preservation layer (10), the outer end of the heat preservation layer (10) is fixedly connected with a second insulating layer (11), the outer end of the second insulating layer (11, the outer side of the inner aluminum foil layer (16) is fixedly connected with an outer aluminum foil layer (15).

2. The electromagnetic interference prevention wire of claim 1, wherein the copper strip is fixedly connected with a shielding frame (5) in the lapping shielding layer (7), and the shielding frame (5) is positioned among the three conducting wires (3).

3. An electromagnetic interference prevention electric wire according to claim 1, characterized in that asbestos (6) is filled between the copper tape lapping shielding layer and the three conductors (3).

4. An electromagnetic interference preventing electric wire as recited in claim 1, characterized in that a plurality of buckles (13) are fixedly connected to one end of the protection belt (2), and a plurality of buckle seats (14) are correspondingly fixedly connected to the other end of the protection belt (2).

5. An electromagnetic interference preventing electric wire according to claim 1, characterized in that the inner aluminum foil layer (16) is filled with insulation cotton (18) on the inner side.

6. An electromagnetic interference preventing electric wire according to claim 1, wherein the outer aluminum foil layer (15) and the inner aluminum foil layer (16) are filled with magnesium powder (17).

7. An electromagnetic interference resistance's electric wire according to claim 1, characterized in that, wire (3) are many anaerobic copper wires transposition and form, the copper strips is single-ended ground connection around package shielding layer (7), fire-retardant layer (9) are the fire-retardant low cigarette material of PVC, protective layer (12) are soft RVV material.