CN209912579U

CN209912579U - High-low temperature resistant, shock resistant and oil resistant computer cable

Info

Publication number: CN209912579U
Application number: CN201920781347.2U
Authority: CN
Inventors: 林建宝; 瞿庆广; 林新中; 陶伟; 高昌林; 李贻昌; 徐家斌; 李登军
Original assignee: Anhui Tian Cai Cable Group Co Ltd
Current assignee: Anhui Tian Cai Cable Group Co Ltd
Priority date: 2019-05-28
Filing date: 2019-05-28
Publication date: 2020-01-07
Anticipated expiration: 2029-05-28

Abstract

The utility model discloses a high and low temperature resistant, shock-resistant and oil-resistant computer cable in the technical field of cables, which comprises a wire core, a protective sleeve, a wrapping layer, a shielding layer and an outer sheath, wherein the protective sleeve is sleeved on the outer wall of the wire core, the wrapping layer is wound on the outer wall of the protective sleeve, the shielding layer is sleeved on the outer wall of the wrapping layer, the outer sheath is sleeved on the outer wall of the shielding layer, the wire core comprises a conductor and an insulating layer, and the insulating layer is sleeved on the conductor, so that the utility model can effectively resist high and low temperature and oil stain in a complex environment, effectively protect the cable, prolong the service life of the cable, save cost, resist high and low temperature and oil stain through the protective sleeve, the inner sheath is polycarbonate blended nitrile rubber, can resist high and low temperature damage, the wrapping layer can play an anti-corrosion role for polypropylene ropes, the bonding layer is polyurethane, has oil, solvent, water and fire resistant effects.

Description

High-low temperature resistant, shock resistant and oil resistant computer cable

Technical Field

The utility model relates to the technical field of cables, specifically be a high low temperature resistant shock resistance and resistant oily computer cable.

Background

The cable is used for transmitting electric (magnetic) energy, information and wire products for realizing electromagnetic energy conversion. A cable in the broad sense, also referred to as simply a cable, refers to an insulated cable, which can be defined as: an aggregate consisting of; one or more insulated wire cores, and their respective possible coatings, total protective layers and outer jackets, the cable may also have additional conductors without insulation.

The computer cable belongs to a cable for electrical equipment, and is suitable for electronic computers and automatic instruments with the rated voltage of 500V or below and higher requirement on interference resistance. According to different environments and use requirements of equipment, the cable insulation can be made of polyethylene, polyvinyl chloride, cross-linked polyethylene, fluoroplastic, silicon rubber and other materials.

The existing computer cable is mostly a PVC sheath layer cable, the common PVC sheath layer material has poor cracking resistance, generally has cracking phenomenon under the condition of minus 25 ℃, does not have high and low temperature resistance, oil resistance and the like, has short service life and is frequently replaced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a resistant high low temperature shock resistance and resistant oily computer cable to solve the current computer cable that proposes in the above-mentioned background art and be the PVC restrictive coating cable more, ordinary PVC restrictive coating material anti cracking performance is relatively poor, generally has the phenomenon of ftracturing under the condition of-25 ℃, does not possess high low temperature and oil-resistant performance, and cable life is very short, changes frequent problem.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a high low temperature resistant shock resistance and resistant oily computer cable, includes sinle silk, lag, around covering, shielding layer and oversheath, the lag cup joints the outer wall of sinle silk, wind around the covering winding the outer wall of lag, the shielding layer cup joints the outer wall around the covering, the oversheath cup joints the outer wall at the shielding layer, the sinle silk includes conductor and insulating layer, the insulating layer cup joints on the conductor, the lag includes inner sheath, winding layer and bond line, the winding layer winding is at the outer wall of inner sheath, the bond line coating is on the outer wall of winding layer.

Preferably, the conductor is a zinc-plated copper cylindrical conductor.

Preferably, the inner sheath is a polycarbonate blended nitrile butadiene rubber inner sheath layer.

Preferably, the winding layer is a polypropylene rope winding layer.

Preferably, the adhesive layer is a polyurethane glue adhesive layer.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses can effectually oppose high low temperature and greasy dirt among the complex environment, the effectual cable that has protected has prolonged the life of cable, practices thrift the cost, resists high low temperature and greasy dirt through the lag, and the inner sheath is polycarbonate blend butadiene acrylonitrile rubber, can resist high microthermal infringement, and the winding layer can play anticorrosive effect for the polypropylene rope, and the bond line is polyurethane glue, has resistant oily, resistant solvent, water-fast and fire-resistant effect.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a cross-sectional view of the core of the present invention;

fig. 3 is a cross-sectional view of the protective cover of the present invention.

In the figure: 100 wire cores, 110 conductors, 120 insulating layers, 200 protective sleeves, 210 inner sleeves, 220 winding layers, 230 bonding layers, 300 wrapping layers, 400 shielding layers and 500 outer sleeves.

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.

The utility model provides a high and low temperature resistant, shock resistant and oil resistant computer cable, which can effectively resist high and low temperature and oil contamination in complex environment, effectively protect the cable, prolong the service life of the cable, please refer to fig. 1, comprising a wire core 100, a protective sleeve 200, a wrapping layer 300, a shielding layer 400 and an outer sheath 500;

referring to fig. 1 and 2, the core 100 has a conductor 110 and an insulating layer 120, specifically, the insulating layer 120 is coated on the core 100 by an extruder, the conductor 110 is used for transmitting current, the conductor 110 is zinc-plated copper, the insulating layer 120 plays an insulating role, and the insulating layer 120 is polyethylene;

referring to fig. 1 and 3, the protective sleeve 200 has an inner sheath 210, a winding layer 220 and a bonding layer 230, specifically, the protective sleeve 200 is sleeved on the outer wall of the wire core 100, the inner sheath 210 is coated on the wire core 100 through an extruder, the inner sheath 210 has high and low temperature resistance and flame retardant effects, the inner sheath can bear the temperature of minus 45 ℃ to 135 ℃, the inner sheath 210 is polycarbonate blended nitrile rubber, the winding layer 220 is wound on the inner sheath 210 through a winding machine, the winding layer 220 has oil resistance and corrosion resistance, the winding layer 220 is a polypropylene rope, the polypropylene rope has good chemical stability and corrosion resistance, the bonding layer 230 is coated on the outer wall of the winding layer 220, the bonding layer 230 has oil resistance, solvent resistance, water resistance and fire resistance and is used for bonding the wrapping layer 300, and the bonding layer 230 is polyurethane glue;

referring to fig. 1 again, the wrapping layer 300 is wound on the outer wall of the protection cover 200, specifically, the wrapping layer 300 is wound on the protection cover 200 by a wrapping machine, and the wrapping layer 300 is non-woven fabric;

referring to fig. 1 again, the shielding layer 400 is sleeved on the outer wall of the wrapping layer 300, the shielding layer 400 is formed by weaving copper wires and kevlar wires in a mixed manner, and the shielding layer 400 is used for shielding an external electromagnetic field;

referring to fig. 1 again, the outer sheath 500 is sleeved on the outer wall of the shielding layer 400, and specifically, the outer sheath 500 is coated on the outer wall of the shielding layer 400 through an extruder.

While the invention has been described above with reference to an embodiment, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention. In particular, as long as there is no structural conflict, the various features of the disclosed embodiments of the present invention can be used in any combination with each other, and the description of such combinations is not exhaustive in the present specification only for the sake of brevity and resource conservation. Therefore, it is intended that the invention not be limited to the particular embodiments disclosed, but that the invention will include all embodiments falling within the scope of the appended claims.

Claims

1. A high and low temperature resistant, shock resistant and oil resistant computer cable is characterized by comprising a wire core (100), a protective sleeve (200), a wrapping layer (300), a shielding layer (400) and an outer sheath (500), the protective sleeve (200) is sleeved on the outer wall of the wire core (100), the wrapping layer (300) is wound on the outer wall of the protective sleeve (200), the shielding layer (400) is sleeved on the outer wall of the wrapping layer (300), the outer sheath (500) is sleeved on the outer wall of the shielding layer (400), the wire core (100) comprises a conductor (110) and an insulating layer (120), the insulating layer (120) is sleeved on the conductor (110), the protective sleeve (200) comprises an inner sheath (210), a winding layer (220) and an adhesive layer (230), the winding layer (220) is wound on the outer wall of the inner sheath (210), and the adhesive layer (230) is coated on the outer wall of the winding layer (220).

2. The high and low temperature impact and oil resistant computer cable of claim 1, wherein: the conductor (110) is a zinc-plated copper cylindrical conductor.

3. The high and low temperature impact and oil resistant computer cable of claim 1, wherein: the inner sheath (210) is a polycarbonate blended nitrile butadiene rubber inner sheath layer.

4. The high and low temperature impact and oil resistant computer cable of claim 1, wherein: the winding layer (220) is a polypropylene rope winding layer.

5. The high and low temperature impact and oil resistant computer cable of claim 1, wherein: the adhesive layer (230) is a polyurethane glue adhesive layer.