CN210271843U

CN210271843U - Electromagnetic shielding type tensile hybrid cable

Info

Publication number: CN210271843U
Application number: CN201921443393.8U
Authority: CN
Inventors: 叶国华
Original assignee: Shenzhen Ishiny Optic And Electric Co ltd
Current assignee: Shenzhen Ishiny Optic And Electric Co ltd
Priority date: 2019-08-30
Filing date: 2019-08-30
Publication date: 2020-04-07
Anticipated expiration: 2029-08-30

Abstract

The utility model discloses an electromagnetic shield formula tensile hybrid cable, including first conductive core, second conductive core, optic fibre sinle silk, first insulation layer, second insulating layer, optical fiber insulation layer, optical fiber shielding layer, inside bond line and inside tensile structural layer, first insulation layer, second insulating layer and inside tensile structural layer outside are provided with rubber basic unit, the outside parcel of rubber basic unit has outside shielding layer, the outside parcel of outside shielding layer has outside bond line, the outside parcel of outside bond line has outside tensile enhancement layer, the outside parcel of outside tensile enhancement layer has the waterproof layer, the outside parcel of waterproof layer has the wearing layer, the embedding has a plurality of tensile steel wires that extend along cable length direction in the rubber basic unit. The electromagnetic shielding type tensile hybrid cable has the advantages of multiple functions, high tensile strength, good wear resistance, long service life, wide application range and the like which are not possessed by the existing products.

Description

Electromagnetic shielding type tensile hybrid cable

Technical Field

The utility model relates to a cable, especially an electromagnetic shield formula tensile hybrid cable.

Background

The cable is a power and signal transmission part widely applied to life and production. The existing cable is used for transmitting power or signals and has a single function; in addition, the existing cable generally has the defects of poor wear resistance, low tensile strength and poor electromagnetic shielding capability, is easy to have the defects of abrasion, tearing, signal loss and the like during application, has short service life and seriously influences the use experience.

In view of the above, the present invention provides a new technical solution to solve the existing technical drawbacks.

SUMMERY OF THE UTILITY MODEL

In order to overcome the not enough of prior art, the utility model provides an electromagnetic shield formula tensile hybrid cable has solved technical defect such as the function singleness that current cable exists, wear resistance is poor, tensile strength is not enough, electromagnetic shielding ability is poor, life is short.

The utility model provides a technical scheme that its technical problem adopted is:

an electromagnetic shielding type tensile hybrid cable comprises a first conductive wire core, a second conductive wire core and an optical fiber wire core, wherein a first insulating layer is coated outside the first conductive wire core, a second insulating layer is coated outside the second conductive wire core, an optical fiber insulating layer is coated outside the optical fiber wire core, an optical fiber shielding layer is coated outside the optical fiber insulating layer, an internal bonding layer is coated outside the optical fiber shielding layer, an internal tensile structure layer is coated outside the internal bonding layer, a rubber base layer is arranged outside the first insulating layer, the second insulating layer and the internal tensile structure layer, an external shielding layer is coated outside the rubber base layer, an external bonding layer is coated outside the external shielding layer, an external tensile reinforcing layer is coated outside the external bonding layer, a waterproof layer is coated outside the external tensile reinforcing layer, and a wear-resistant layer is coated outside the waterproof layer, a plurality of tensile steel wires extending along the length direction of the cable are embedded in the rubber base layer.

As a further improvement of the above technical solution, the first conductive core and the second conductive core are formed by combining a plurality of copper wires and aluminum wires, and the optical fiber core includes a plurality of optical fibers.

As a further improvement of the above technical solution, the first insulating layer, the second insulating layer and the optical fiber insulating layer are all crosslinked polyethylene insulating layers.

As a further improvement of the technical scheme, the optical fiber shielding layer is a mixed braided layer of copper wire fibers and glass fibers.

As a further improvement of the above technical solution, the inner adhesive layer and the outer adhesive layer are both silica gel layers filled with metal particles.

As a further improvement of the technical scheme, the internal tensile structure layer is a pure aluminum wrapping layer.

As a further improvement of the technical scheme, the rubber base layer is an ethylene propylene rubber base layer.

As a further improvement of the technical scheme, the external shielding layer is a metal braid layer formed by weaving copper wire fibers and steel wire fibers in a mixed mode.

As a further improvement of the technical scheme, the outer tensile reinforced layer is a glass fiber braided layer.

As a further improvement of the technical scheme, the waterproof layer is a polyethylene waterproof layer, and the wear-resistant layer is a polypropylene wear-resistant layer.

The utility model has the advantages that: the utility model provides an electromagnetic shielding type tensile hybrid cable, which is provided with a conductive wire core and an optical fiber wire core, can realize the transmission of electric power and signals and has the advantage of multiple functions; when the cable is applied, the electromagnetic shielding capability of the cable can be greatly improved through the optical fiber shielding layer and the external shielding layer, the normal operation of signals in the transmission process is effectively ensured, and the loss of the signals is avoided; the tensile capacity of the cable can be effectively improved through the internal tensile structure layer, the external tensile reinforcement layer and the tensile steel wire, and the cable is prevented from being torn, broken and the like; can promote the wearability of cable through the wearing layer, be favorable to increase of service life.

To sum up, the electromagnetic shielding type tensile hybrid cable solves the technical defects of single function, poor wear resistance, insufficient tensile strength, poor electromagnetic shielding capability, short service life and the like of the existing cable.

Drawings

The present invention will be further explained with reference to the drawings and examples.

Fig. 1 is a schematic structural diagram of the present invention.

Detailed Description

The conception, the specific structure, and the technical effects produced by the present invention will be clearly and completely described below in conjunction with the embodiments and the accompanying drawings to fully understand the objects, the features, and the effects of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and other embodiments obtained by those skilled in the art without inventive labor based on the embodiments of the present invention all belong to the protection scope of the present invention. In addition, all the connection/connection relations referred to in the patent do not mean that the components are directly connected, but mean that a better connection structure can be formed by adding or reducing connection auxiliary components according to specific implementation conditions. The utility model discloses each technical feature in the creation can the interactive combination under the prerequisite of conflict each other, refer to fig. 1.

An electromagnetic shielding type tensile hybrid cable comprises a first conductive wire core 1, a second conductive wire core 2 and an optical fiber wire core 3, wherein the first conductive wire core 1 is coated with a first insulation layer 11, the second conductive wire core 2 is coated with a second insulation layer 21, the optical fiber wire core 3 is coated with an optical fiber insulation layer 31, the optical fiber insulation layer 31 is coated with an optical fiber shielding layer 32, the optical fiber shielding layer 32 is coated with an inner bonding layer 33, the inner bonding layer 33 is coated with an inner tensile structural layer 34, the first insulation layer 11, the second insulation layer 21 and the inner tensile structural layer 34 are externally provided with a rubber base layer 4, the rubber base layer 4 is coated with an outer shielding layer 5, the outer shielding layer 5 is coated with an outer bonding layer 6, the outer bonding layer 6 is coated with an outer tensile reinforced layer 7, and the outer tensile reinforced layer 7 is coated with a waterproof layer 8, the waterproof layer 8 is externally wrapped with a wear-resistant layer 9, and a plurality of tensile steel wires 41 extending along the length direction of the cable are embedded in the rubber base layer 4.

Preferably, the first conductive core 1 and the second conductive core 2 are both formed by compounding a plurality of copper wires and aluminum wires, and the optical fiber core 3 comprises a plurality of optical fibers; the first insulating layer 11, the second insulating layer 21 and the optical fiber insulating layer 31 are all cross-linked polyethylene insulating layers; the optical fiber shielding layer 32 is a mixed braided layer of copper wire fibers and glass fibers; the inner bonding layer 33 and the outer bonding layer 6 are silica gel layers filled with metal particles; the internal tensile structure layer 34 is a pure aluminum wrapping layer; the rubber base layer 4 is an ethylene propylene rubber base layer; the external shielding layer 5 is a metal braid layer formed by weaving copper wire fibers and steel wire fibers in a mixed manner; the external tensile reinforced layer 7 is a glass fiber braided layer; the waterproof layer 8 is a polyethylene waterproof layer, and the wear-resistant layer 9 is a polypropylene wear-resistant layer.

In particular implementation the utility model discloses in the time, outside shielding layer 5 can prevent that outside electromagnetic radiation from influencing the signal transmission of cable, optical fiber shielding layer 32 not only plays secondary electromagnetic shield's function, also shields the radiation that first conductive core 1 and the second conductive core 2 during operation produced simultaneously, plays dual electromagnetic shield function, and electromagnetic shielding ability is strong.

The tensile steel wire 41, the external tensile reinforced layer 7 and the internal tensile structural layer 34 can greatly improve the tensile capability of the cable, avoid the conditions of tensile crack, disconnection and the like, and are beneficial to improving the use safety and prolonging the service life.

In addition, the cable is provided with the conductive wire core and the optical fiber wire core 3, can realize the conduction and the signal transmission at the same time, has various functions, is more convenient to use, and can reduce the installation space.

While the preferred embodiments of the present invention have been described, the present invention is not limited to the above embodiments, and those skilled in the art can make various equivalent modifications or substitutions without departing from the spirit of the present invention, and such equivalent modifications or substitutions are intended to be included within the scope of the present invention as defined by the appended claims.

Claims

1. An electromagnetic shielding formula tensile hybrid cable which characterized in that: including first conductive core (1), second conductive core (2) and optic fibre sinle silk (3), first conductive core (1) outside cladding has first insulating layer (11), second conductive core (2) outside cladding has second insulating layer (21), optic fibre sinle silk (3) outside cladding has optic fibre insulating layer (31), optic fibre insulating layer (31) outside cladding has optic fibre shielding layer (32), optic fibre shielding layer (32) outside cladding has inside adhesive layer (33), inside adhesive layer (33) outside cladding has inside tensile structural layer (34), and first insulating layer (11), second insulating layer (21) and inside tensile structural layer (34) outside are provided with rubber basic unit (4), rubber basic unit (4) outside cladding has outside shielding layer (5), outside shielding layer (5) outside cladding has outside adhesive layer (6), outside parcel of outside bond coat (6) has outside tensile enhancement layer (7), outside parcel of outside tensile enhancement layer (7) has waterproof layer (8), waterproof layer (8) outside parcel has wearing layer (9), it has a plurality of tensile steel wire (41) that extend along cable length direction to embed in rubber substrate (4).

2. The electromagnetically shielded tension-resistant hybrid cable as claimed in claim 1, wherein: first conductive core (1) and second conductive core (2) are formed by many copper conductor and aluminium conductor complex, optic fibre sinle silk (3) include many optic fibre.

3. The electromagnetically shielded tension-resistant hybrid cable as claimed in claim 1, wherein: the first insulating layer (11), the second insulating layer (21) and the optical fiber insulating layer (31) are all cross-linked polyethylene insulating layers.

4. The electromagnetically shielded tension-resistant hybrid cable as claimed in claim 1, wherein: the optical fiber shielding layer (32) is a mixed braided layer of copper wire fibers and glass fibers.

5. The electromagnetically shielded tension-resistant hybrid cable as claimed in claim 1, wherein: the inner bonding layer (33) and the outer bonding layer (6) are both silica gel layers filled with metal particles.

6. The electromagnetically shielded tension-resistant hybrid cable as claimed in claim 1, wherein: the internal tensile structure layer (34) is a pure aluminum wrapping layer.

7. The electromagnetically shielded tension-resistant hybrid cable as claimed in claim 1, wherein: the rubber base layer (4) is an ethylene propylene rubber base layer.

8. The electromagnetically shielded tension-resistant hybrid cable as claimed in claim 1, wherein: the external shielding layer (5) is a metal braid layer formed by weaving copper wire fibers and steel wire fibers in a mixed mode.

9. The electromagnetically shielded tension-resistant hybrid cable as claimed in claim 1, wherein: the external tensile reinforced layer (7) is a glass fiber braided layer.

10. The electromagnetically shielded tension-resistant hybrid cable as claimed in claim 1, wherein: the waterproof layer (8) is a polyethylene waterproof layer, and the wear-resistant layer (9) is a polypropylene wear-resistant layer.