CN213400635U

CN213400635U - Shielded cable for automobile

Info

Publication number: CN213400635U
Application number: CN202022433929.7U
Authority: CN
Inventors: 段俊红
Original assignee: Jiangsu Fire Phoenix Wire & Cable System Technology Co ltd
Current assignee: Jiangsu Fire Phoenix Wire & Cable System Technology Co ltd
Priority date: 2020-10-28
Filing date: 2020-10-28
Publication date: 2021-06-08
Anticipated expiration: 2030-10-28

Abstract

The utility model provides a shielded cable for car, including the outer protective layer, the inside of outer protective layer is fixed with the fire prevention filling layer, the inside of fire prevention filling layer is fixed with the anti-cutting layer, the fixed shielding layer in inside on anti-cutting layer, the inside of shielding layer is fixed with the inner protective layer, the inside of inner protective layer is fixed with the filling layer that blocks water, the inside of the filling layer that blocks water is fixed with the filling rope, be fixed with the signal sinle silk around the filling rope. The utility model provides a pair of shielded cable for car, its simple structure has anticorrosive wear-resisting, fire-resistant waterproof, the stretch-proofing characteristics of tearing, signal transmission stability concurrently, long service life.

Description

Shielded cable for automobile

Technical Field

The utility model relates to a cable technical field, in particular to shielded cable for car.

Background

The signal cable is a signal transmission tool, and the signal of general signal cable transmission is very little, in order to avoid the signal to receive the interference, there is one deck shielding layer outside the signal cable, wraps up the shielding layer of signal sinle silk, generally is electrically conductive cloth, weaves copper mesh or copper foil (aluminium), and the shielding layer needs ground connection, and external interference signal can be by the leading-in earth on this layer, avoids interference signal to get into inner conductor interference and reduces the loss of transmission signal simultaneously.

The factors affecting the service life of the signal cable are various, and the factors include corrosion, pulling and cutting, high-temperature burning, water inflow and the like.

Based on this, the utility model provides a fire prevention, waterproof, anti-cutting, corrosion-resistant high performance signal cable to improve signal cable's life.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects in the prior art, the utility model aims to provide a shielded cable for automobiles.

In order to achieve the above objects and other related objects, the present invention provides a technical solution: the utility model provides a shielded cable for car, includes the outer protective layer, the inside of outer protective layer is fixed with the fire prevention filling layer, the inside of fire prevention filling layer is fixed with the cutting prevention layer, the fixed shielding layer in inside on cutting prevention layer, the inside of shielding layer is fixed with the inner protective layer, the inside of inner protective layer is fixed with the filling layer that blocks water, the inside of the filling layer that blocks water is fixed with the filling rope, be fixed with signal core around the filling rope.

The preferable technical scheme is as follows: the outer protective layer comprises a corrosion-resistant layer and a wear-resistant layer which are sequentially arranged from inside to outside.

The preferable technical scheme is as follows: the corrosion-resistant layer is made of fluororubber.

The preferable technical scheme is as follows: and the fireproof filling layer is filled with fireproof water-releasing non-base filler.

The preferable technical scheme is as follows: the anti-cutting layer is made of tensile fiber in a weaving mode.

The preferable technical scheme is as follows: the shielding layer is made of a cross-linking type semi-conductive shielding material.

The preferable technical scheme is as follows: the inner protective layer is made of polyethylene.

The preferable technical scheme is as follows: and water-blocking yarns are filled in the water-blocking filling layer.

Because of the application of the technical scheme, the utility model discloses the beneficial effect who has does:

the utility model provides a pair of shielded cable for car, its simple structure has anticorrosive wear-resisting, fire-resistant waterproof, the stretch-proofing characteristics of tearing, signal transmission stability concurrently, long service life.

Drawings

Fig. 1 is a sectional view of the present invention.

In the above figures, 1, filling ropes; 2. a signal wire core; 3. a water-blocking filling layer; 4. an inner protective layer; 5. a shielding layer; 6. a cut-resistant layer; 7. a fire-resistant filler layer; 8. an outer protective layer; 81. a corrosion resistant layer; 82. and a wear-resistant layer.

Detailed Description

The following description is provided for illustrative purposes, and other advantages and features of the present invention will become apparent to those skilled in the art from the following 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.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to be referred must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "connected", and the like are to be construed broadly, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example (b):

the utility model discloses a parts such as signal sinle silk 2, filling rope 1, the filling layer 3 that blocks water, inner protective layer 4, shielding layer 5, anti-cutting layer 6, fire prevention filling layer 7, outer protective layer 8 are the parts that general standard spare or field technician know, and its structure and principle all can learn through the technical manual or learn through conventional experimental method for this technical staff.

As shown in fig. 1, the utility model provides a shielded cable cross-sectional view for car.

Including the cable core, the cable core includes a plurality of strands of signal sinle silk 2 and a filling rope 1, and filling rope 1 is located the intermediate position, and signal sinle silk 2 is fixed to be located around filling rope 1.

The outer side of the cable core is coated with the water-blocking filling layer 3, the water-blocking filling layer 3 is filled with water-blocking yarns, and the water-blocking yarns expand rapidly when meeting water and can play a good water-blocking role.

An inner protection layer 4 is coated on the outer side of the water-blocking filling layer 3, and the inner protection layer 4 is made of polyethylene and used for coating water-blocking yarns.

The outer side of the inner protection layer 4 is coated with a shielding layer 5, the shielding layer 5 is made of a cross-linked semi-conductive shielding material, and the shielding layer 5 is grounded and used for preventing interference signals and improving the communication performance of the signal cable.

The outer side of the shielding layer 5 is coated with the anti-cutting layer 6, the anti-cutting layer 6 is formed by weaving tensile fibers, so that when an external invader enters, the anti-cutting layer is borne on the surface of the tensile fibers and cannot invade into the inner layer, and the shielding layer 5 is guaranteed not to be scratched and cut off to influence signal transmission.

The outer side of the anti-cutting layer 6 is coated with a fireproof filling layer 7, and the fireproof filling layer 7 is filled with fireproof water-releasing non-base filler, so that the fireproof performance can be achieved.

The outer side of the fireproof filling layer 7 is coated with an outer protection layer 8, and the outer protection layer 8 comprises a corrosion-resistant layer 81 and an abrasion-resistant layer 82 which are arranged from inside to outside. Wherein, the corrosion-resistant layer 81 is made of fluororubber.

Therefore, the utility model has the advantages of it is following:

The above embodiments are merely illustrative of the principles and effects of the present invention, and are not to be construed as limiting the invention. Modifications and variations can be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which may be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.

Claims

1. The utility model provides a shielded cable for car, includes outer protective layer, its characterized in that: the utility model discloses a safety protection device, including outer protective layer, cutting layer, inner protective layer, signal cable core, outer protective layer's inside is fixed with the fire prevention filling layer, the inside of fire prevention filling layer is fixed with the anti-cutting layer, the fixed shielding layer in inside on anti-cutting layer, the inside of shielding layer is fixed with the inner protective layer, the inside of inner protective layer is fixed with the filling layer that blocks water, the inside of the filling layer that blocks water is fixed with the filling rope, be fixed with the signal sinle silk around.

2. The shielded cable for automobile according to claim 1, wherein: the outer protective layer comprises a corrosion-resistant layer and a wear-resistant layer which are sequentially arranged from inside to outside.

3. The shielded cable for automobile according to claim 2, wherein: the corrosion-resistant layer is made of fluororubber.

4. The shielded cable for automobile according to claim 1, wherein: and the fireproof filling layer is filled with fireproof water-releasing non-base filler.

5. The shielded cable for automobile according to claim 1, wherein: the anti-cutting layer is made of tensile fiber in a weaving mode.

6. The shielded cable for automobile according to claim 1, wherein: the shielding layer is made of a cross-linking type semi-conductive shielding material.

7. The shielded cable for automobile according to claim 1, wherein: the inner protective layer is made of polyethylene.

8. The shielded cable for automobile according to claim 1, wherein: and water-blocking yarns are filled in the water-blocking filling layer.