CN216697870U

CN216697870U - High-temperature-resistant wire harness for fire fighting

Info

Publication number: CN216697870U
Application number: CN202123143292.9U
Authority: CN
Inventors: 叶泽杰; 林志祥
Original assignee: Shaoxing Yiye Electronics Co ltd
Current assignee: Shaoxing Yiye Electronics Co ltd
Priority date: 2021-12-14
Filing date: 2021-12-14
Publication date: 2022-06-07
Anticipated expiration: 2031-12-14

Abstract

The utility model discloses a high-temperature-resistant wire harness for fire fighting, which comprises a first bulletproof wire, wherein a plurality of first wires are uniformly arranged on the outer side of the first bulletproof wire, the outer side wall of each first wire is provided with a same cotton paper layer, the outer side wall of each cotton paper layer is wound with a copper wire, a ground wire is arranged between the cotton paper layers and the copper wires, the outer side wall of each copper wire is provided with a plurality of second wires, the outer side wall of each copper wire is provided with a plurality of cotton yarns, the outer side wall of each copper wire is provided with a third wire, the third wire is positioned between the cotton yarns and the second wires, the outer side wall of each second wire, the outer side wall of each cotton yarn and the outer side wall of each third wire are provided with a same protective layer, and the outer side wall of each protective layer is provided with an outer skin layer.

Description

High-temperature-resistant wire harness for fire fighting

Technical Field

The utility model relates to a cable, in particular to a high-temperature-resistant wire harness for fire fighting.

Background

A group of metal wires and cables are bound together in a wiring harness to carry signals and power supply connection between equipment. The wiring component is used for connecting various electrical equipment in an automobile circuit and comprises an insulating sheath, a wiring terminal, a lead, an insulating binding material and the like.

The existing wire harness also has the use problem of poor fireproof performance in the fire rescue use process, and the following solution is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a high-temperature-resistant wire harness for fire fighting, which solves the problem that the existing wire harness has poor fire resistance in the fire fighting rescue use process.

The technical purpose of the utility model is realized by the following technical scheme:

a high-temperature-resistant wire harness for fire fighting comprises a first bulletproof wire, wherein a plurality of first wires are uniformly arranged on the outer side of the first bulletproof wire, the outer side walls of the plurality of first wires are in contact with the first bulletproof wire, the outer side walls of the plurality of first wires are provided with the same tissue layer, the inner side wall of the tissue layer is in contact with the outer side wall of the first wire, the outer side wall of the tissue layer is wound with copper wires, the inner side wall of each copper wire is in contact with the outer side surface of the tissue layer, a ground wire is arranged between the tissue layer and the copper wires, one side of the ground wire is in contact with the outer side wall of the tissue layer, the other side of the ground wire is in contact with the inner side wall of the copper wire, a plurality of second wires are arranged on the outer side wall of the copper wires, the outer side walls of the plurality of second wires are in contact with the outer side wall of the copper wires, a plurality of cotton yarns are arranged on the outer side wall of the copper wires, the lateral wall of copper wire is provided with No. three lines, the lateral wall and copper wire, cotton yarn line and the contact of No. two lines of No. three lines, No. three lines are located between cotton yarn line and the No. two lines, the lateral wall of cotton yarn line and the lateral wall of No. three lines are provided with same protective layer, the inside wall and the lateral wall of No. two lines of protective layer, the lateral wall of cotton yarn line and the lateral wall contact of No. three lines, the lateral wall of protective layer is provided with the cortex, the inside wall of cortex and the lateral wall contact of protective layer.

Adopt above-mentioned technical scheme, shellproof silk one has tensile strength height, the heat resistance is good, wear-resisting, cutting resistance, acid-fast, the excellent performance of shock-resistant and fire resistance, No. one line has good electric conductivity, the tissue paper layer is conveniently peeled off the pencil, the copper wire can block mixed and disorderly information, can not disturb the information transmission of pencil, the ground wire can be drawn mixed and disorderly information to ground and get rid of, No. two lines have good electric conductivity, cotton yarn is used for filling inside the pencil, make the pencil become round more smooth, on the other hand can also play the effect of cushioning effect, No. three line tensile strength height, the heat resistance is good, wear-resisting and cutting resistance, the protective layer has non-adhesion and low temperature stability, the ectotheca has heat-resistant fire behavior.

Preferably, the first line comprises an inner layer, a middle layer and an outer layer, the middle layer is wrapped on the outer side of the inner layer, the outer layer is wrapped on the outer side of the middle layer, the inner layer is a second bulletproof wire, the middle layer is a copper conductor, the outer layer is a teflon layer, and the first line and the second line are identical in structure.

By adopting the technical scheme, the bulletproof wire II has the advantages of high tensile strength, good heat resistance, wear resistance, cutting resistance, acid resistance, impact resistance and excellent flame resistance, the copper conductor has good conductivity, the information transmission is accelerated, and the Teflon layer has non-adhesiveness, low friction coefficient, non-wettability, extremely high surface resistance, chemical resistance and low-temperature stability.

Preferably, the third thread is formed by three-stranding four strands of bulletproof wires.

By adopting the technical scheme, the three-wire made of four strands of bulletproof wires has higher tensile strength, good heat resistance, wear resistance, cutting resistance, acid resistance, impact resistance and excellent flame resistance.

Preferably, the protective layer is a teflon layer.

By adopting the technical scheme, the Teflon layer has the advantages of non-adhesiveness, low friction coefficient, non-wettability, extremely high surface resistance, chemical resistance and low-temperature stability.

Preferably, the outer skin layer is a fire-resistant rubber layer.

By adopting the technical scheme, the fireproof rubber layer has the characteristics of delaying ignition, reducing flame propagation speed and self-extinguishing when leaving fire, and the heat resistance and fire resistance of the wire harness are improved.

The bulletproof wire II has the advantages that the bulletproof wire II has excellent performances of high tensile strength, good heat resistance, wear resistance, cutting resistance, acid resistance, impact resistance and flame resistance, the copper conductor has good electrical conductivity and accelerates information transmission, the Teflon layer has non-adhesiveness, low friction coefficient, non-wettability, extremely high surface resistance, chemical resistance and low-temperature stability, the three-wire made of four strands of bulletproof wires by three-twisting has higher tensile strength, good heat resistance, wear resistance, cutting resistance, acid resistance, impact resistance and flame resistance, the Teflon layer has the characteristics of non-adhesiveness, low friction coefficient, non-wettability, extremely high surface resistance, chemical resistance and low-temperature stability, the fireproof rubber layer has good effects of delaying ignition, reducing flame propagation speed and self-extinguishing after leaving fire, and the heat resistance and fire resistance of wire harnesses are improved.

Drawings

Fig. 1 is a schematic structural diagram of the embodiment.

Reference numerals: 1. 1, anti-stretch yarn I; 2. a first line; 3. a cotton paper layer; 4. a copper wire; 5. a ground wire; 6. a second line; 7. cotton yarn; 8. line three; 9. a protective layer; 10. an outer skin layer; 11. an inner layer; 12. an intermediate layer; 13. an outer layer; 14. and (4) preventing the elastic thread from being deformed.

Detailed Description

The following description is only a preferred embodiment of the present invention, and the protection scope is not limited to the embodiment, and any technical solution that falls under the idea of the present invention should fall within the protection scope of the present invention. It should also be noted that modifications and embellishments within the scope of the utility model may occur to those skilled in the art without departing from the principle of the utility model.

See fig. 1, a pencil for high temperature resistant fire control, including bulletproof silk 1, bulletproof silk 1 has tensile strength height, the heat resistance is good, wear-resisting, resistant cutting, acid-fast, shock-resistant and the excellent performance of flame resistance, bulletproof silk 1's the outside evenly is provided with a plurality of line 2, a plurality of line 2's lateral wall and bulletproof silk 1 contact, a plurality of line 2's lateral wall is provided with same cotton paper layer 3, cotton paper layer 3's inside wall and line 2's lateral wall contact, the pencil is conveniently shelled on the cotton paper layer.

The first line 2 comprises an inner layer 11, a middle layer 12 wrapped on the outer side of the inner layer 11 and an outer layer 13 wrapped on the outer side of the middle layer 12, the inner layer 11 is a second bulletproof wire, the middle layer 12 is a copper conductor, the outer layer 13 is a Teflon layer, the second bulletproof wire has the advantages of being high in tensile strength, good in heat resistance, wear-resistant, cutting-resistant, acid-resistant, impact-resistant and excellent in flame resistance, the copper conductor has good conductivity, information transmission is accelerated, and the Teflon layer has the advantages of being non-sticky, low in friction coefficient, non-humid, extremely high in surface resistance, chemical resistance and low-temperature stability.

The winding of cotton layer 3's lateral wall is provided with copper wire 4, the inside wall of copper wire 4 and cotton layer 3's lateral surface contact, mixed and disorderly information can be blockked to copper wire 4, can not disturb the information transmission of pencil, be provided with ground wire 5 between cotton layer 3 and the copper wire 4, one side of ground wire 5 and cotton layer 3's lateral wall contact, ground wire 5's opposite side and copper wire 4's inside wall contact, ground wire 5 can lead mixed and disorderly information to ground and get rid of, copper wire 4's lateral wall is provided with a plurality of No. 6, a plurality of No. 6 lateral walls and copper wire 4's lateral wall contact, No. 2 and No. 6 the same structures of No. two lines.

The lateral wall of copper wire 4 is provided with a plurality of cotton yarn 7, the lateral wall of cotton yarn 7 and the lateral wall contact of copper wire 4, cotton yarn 7 is used for filling inside the pencil, make the pencil become the circle more smooth, on the other hand can also play the effect of cushioning effect, the lateral wall of copper wire 4 is provided with No. three line 8, No. three lateral wall and copper wire 4 of line 8, cotton yarn 7 and No. two line 6 contacts, No. three line 8 is located between cotton yarn 7 and No. two line 6, No. three line 8 is formed by three 14 hanks of four strands of bulletproof silk, three No. 8 tensile strength of line that form of three 14 hanks of four strands of bulletproof silk is higher, the heat resistance is good, wear-resisting, resistant cutting, acid-resistant, impact-resistant and fire resistance are excellent.

No. two lateral walls of line 6, the lateral wall of cotton yarn 7 and No. three lateral walls of line 8 are provided with same protective layer 9, and protective layer 9's inside wall and No. two lateral walls of line 6, the lateral wall of cotton yarn 7 and No. three lateral wall contacts of line 8, and protective layer 9 is the teflon layer, and the teflon layer has non-adhesion, low coefficient of friction, not wet, high surface resistance, chemical resistance and low temperature stability. The lateral wall of protective layer 9 is provided with cortex 10, and the inside wall of cortex 10 contacts with the lateral wall of protective layer 9, and cortex 10 is fire-resistant rubber layer, and fire-resistant rubber layer has fine delay to catch fire, reduces flame propagation speed and from the characteristics that fire was put out certainly, has improved the heat-resisting fire proofness of pencil.

Claims

1. The high-temperature-resistant wire harness for fire fighting is characterized by comprising a first bulletproof wire (1), wherein a plurality of first wires (2) are uniformly arranged on the outer side of the first bulletproof wire (1), the outer side walls of the first wires (2) are in contact with the first bulletproof wire (1), the outer side walls of the first wires (2) are provided with a same cotton paper layer (3), the inner side wall of the cotton paper layer (3) is in contact with the outer side wall of the first wire (2), the outer side wall of the cotton paper layer (3) is wound with a copper wire (4), the inner side wall of the copper wire (4) is in contact with the outer side wall of the cotton paper layer (3), a ground wire (5) is arranged between the cotton paper layer (3) and the copper wire (4), one side of the ground wire (5) is in contact with the outer side wall of the cotton paper layer (3), the other side of the ground wire (5) is in contact with the inner side wall of the copper wire (4), the outer side wall of the copper wire (4) is provided with a plurality of second wires (6), the outer side wall of the second-number lines (6) is in contact with the outer side wall of the copper wire (4), the outer side wall of the copper wire (4) is provided with a plurality of cotton yarns (7), the outer side wall of each cotton yarn (7) is in contact with the outer side wall of the copper wire (4), the outer side wall of each copper wire (4) is provided with a third line (8), the outer side wall of each third line (8) is in contact with the copper wire (4), the cotton yarns (7) and the second-number lines (6), the third line (8) is located between the cotton yarns (7) and the second-number lines (6), the outer side wall of each second-number line (6), the outer side wall of each cotton yarn (7) and the outer side wall of each third line (8) are provided with the same protective layer (9), the inner side wall of each protective layer (9) is in contact with the outer side wall of each second-number line (6), the outer side wall of each cotton yarn (7) and the outer side wall of each third line (8), and the outer side wall of each protective layer (9) is provided with an outer skin layer (10), the inner side wall of the outer skin layer (10) is in contact with the outer side wall of the protective layer (9).

2. The high-temperature-resistant fire protection wire harness according to claim 1, wherein the first wire (2) comprises an inner layer (11), a middle layer (12) wrapped outside the inner layer (11) and an outer layer (13) wrapped outside the middle layer (12), the inner layer (11) is a bulletproof wire II, the middle layer (12) is a copper conductor, the outer layer (13) is a Teflon layer, and the first wire (2) and the second wire (6) are identical in structure.

3. A fire protection wire harness as claimed in claim 2, wherein the three-gauge wire (8) is twisted from four strands of three (14) of bulletproof wires.

4. A fire-fighting strand resistant to high temperatures according to claim 3, characterized in that the protective layer (9) is a teflon layer.

5. A fire protection wire harness as claimed in claim 4, wherein the outer skin layer (10) is a layer of fire resistant rubber.