CN212541950U

CN212541950U - Oil-resistant soft elastomer thermoplastic sheathed cable

Info

Publication number: CN212541950U
Application number: CN202021563482.9U
Authority: CN
Inventors: 王伟; 王桂琴; 牛瑞亮; 费尤战; 房忠军
Original assignee: JIANGSU JIANGYANG CABLE CO Ltd
Current assignee: JIANGSU JIANGYANG CABLE CO Ltd
Priority date: 2020-07-31
Filing date: 2020-07-31
Publication date: 2021-02-12
Anticipated expiration: 2030-07-31

Abstract

The utility model relates to an resistant oily soft elastomer thermoplastic sheath cable. The cable comprises a plurality of insulated wire cores; the insulated wire core comprises a conductor, an insulating layer, a first oil-resistant layer and a first inner sheath which are sequentially arranged from inside to outside; flame-retardant filling is arranged among the plurality of insulated wire cores; a wrapping layer is arranged outside the plurality of insulating wire cores to form a cable core; a shielding layer is arranged outside the cable core, a second oil-resistant layer is arranged outside the shielding layer, a second inner sheath is arranged outside the second oil-resistant layer, an armor layer is arranged outside the second inner sheath, and an outer sheath is arranged outside the armor layer; the first oil-resistant layer is a glass fiber oil-resistant belt, the second oil-resistant layer is a fiber resin isolation layer, a plurality of elastic supporting bodies radially extend out of the surface of the second oil-resistant layer, a plurality of elastic grooves are radially formed in the surface of the second inner sheath, and the elastic supporting bodies can be inserted into the elastic grooves and tightly pressed. The utility model discloses low cigarette, no halogen, fire-retardant, resistant oily, nontoxic, environmental protection, characteristics such as high elongation at break, the compliance is good, and insulating effectual, temperature resistant grade is high, and the security is high.

Description

Oil-resistant soft elastomer thermoplastic sheathed cable

Technical Field

The utility model relates to a cable especially relates to an resistant oily soft elastomer thermoplastic sheath cable.

Background

With the increasing shortage of continental energy, the exploitation of oil and gas is beginning to turn towards the ocean, and thus the demand of composite cables used in the ocean field is increasing. The civil aviation industry in China is developed vigorously, the using amount of the boeing aircraft to cables is particularly large, and the radiation crosslinking or silane crosslinking electric wires and cables which are light in weight, small in size and high-temperature resistant are mostly adopted. Among various special cables, particularly oil-resistant cables have wide market prospect. The oil-resistant cable is widely applied to industrial mechanical equipment, a transmission and transmission control system, various industrial sensors, detecting instruments and meters, electronic appliances, household appliances, electromechanics, kitchen equipment and the like, and is used for power supply and signal connection in occasions of severe environment, oil resistance and the like, so that the performance of the oil-resistant cable is very important.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an it is not enough in order to solve prior art that resistant oily soft elastomer thermoplasticity type sheath cable.

The technical scheme of the utility model is that: an oil-resistant flexible elastomer thermoplastic sheathed cable comprises a plurality of insulated wire cores;

the insulated wire core comprises a conductor, an insulating layer, a first oil-resistant layer and a first inner sheath which are sequentially arranged from inside to outside;

flame-retardant filling is arranged among the plurality of insulated wire cores;

a wrapping layer is arranged outside the plurality of insulating wire cores to form a cable core;

a shielding layer is arranged outside the cable core, a second oil-resistant layer is arranged outside the shielding layer, a second inner sheath is arranged outside the second oil-resistant layer, an armor layer is arranged outside the second inner sheath, and an outer sheath is arranged outside the armor layer;

the first oil-resistant layer is a glass fiber oil-resistant belt, the second oil-resistant layer is a fiber resin isolation layer, a plurality of elastic supporting bodies radially extend out of the surface of the second oil-resistant layer, a plurality of elastic grooves are radially formed in the surface of the second inner sheath, and the elastic supporting bodies can be inserted into the elastic grooves and tightly pressed.

Further, the conductor is single-stranded or two or more strands.

Furthermore, the insulating layer is an ethylene propylene diene monomer insulating layer.

Furthermore, the shielding layer is a tinned copper wire braided shielding layer.

Further, the armor layer is a steel belt armor layer.

The utility model has the advantages that: the flame-retardant cable has the characteristics of low smoke, no halogen, flame retardance, oil resistance, no toxicity, environmental protection, high elongation at break and the like, and is good in softness, good in insulation effect, high in temperature resistance level and high in safety. The utility model discloses flexible, lay the convenience, chemical stability is good, resistant oil, resistant hydrocarbon, and it is released to have no sour gas of halogen during the burning, and the smoke volume is low, is applicable to the important building engineering wiring that has the environmental protection requirement.

Drawings

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

In the figure, 1 is a conductor, 2 is an insulating layer, 3 is a first oil-resistant layer, 4 is a first inner sheath, 5 is flame-retardant filling, 6 is a wrapping layer, 7 is a shielding layer, 8 is a second oil-resistant layer, 9 is a second inner sheath, 10 is an armor layer, 11 is an outer sheath, and 12 is an elastic supporting body.

Detailed Description

An oil-resistant flexible elastomer thermoplastic sheathed cable comprises a plurality of insulated wire cores;

the insulated wire core comprises a conductor 1, an insulating layer 2, a first oil-resistant layer 3 and a first inner sheath 4 which are sequentially arranged from inside to outside;

flame-retardant filling 5 is arranged among the plurality of insulating wire cores;

a wrapping layer 6 is arranged outside the plurality of insulating wire cores to form a cable core;

a shielding layer 7 is arranged outside the cable core, a second oil-resistant layer 8 is arranged outside the shielding layer 7, a second inner sheath 9 is arranged outside the second oil-resistant layer 8, an armor layer 10 is arranged outside the second inner sheath 9, and an outer sheath 11 is arranged outside the armor layer 10;

the first oil-resistant layer is a 3 glass fiber oil-resistant belt, is arranged on the surface of the insulated wire core, plays a role in protecting the insulated wire core, prevents oil stain or oil gas from invading the insulated wire core, and delays the corrosion effect of oil gas, the second oil-resistant layer 8 is a fiber resin isolation layer, plays a role in oil gas isolation on the insulated cable core, and delays the corrosion effect of oil gas, the utility model is provided with a double-layer oil-resistant layer, and further plays a role in preventing oil gas from invading, a plurality of elastic supporting bodies 12 radially extend from the surface of the second oil-resistant layer 8, a plurality of elastic grooves are radially arranged on the surface of the second inner sheath 9, the elastic supporting bodies 12 can be inserted into the elastic grooves and pressed, the elastic supporting bodies 12 are fixedly adhered with the fiber resin isolation layer, and the elastic supporting bodies 12 and the elastic grooves are of a splicing structure and play a role in self, and the cable core has certain strength and toughness, and the anti-torsion pulling effect of the cable core in the radial direction is enhanced.

The conductor 1 is single-stranded or two-stranded or multi-stranded.

The insulating layer 2 is an ethylene propylene diene monomer insulating layer.

The shielding layer 7 is a tinned copper wire braided shielding layer.

The armor layer 10 is a steel tape armor layer.

In the description of the present invention, it should be understood that the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.

In the present invention, unless otherwise explicitly specified or limited, for example, it may be fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

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 utility model provides an resistant oily soft elastomer thermoplastic sheath cable which characterized in that: the cable comprises a plurality of insulated wire cores;

the insulated wire core comprises a conductor (1), an insulating layer (2), a first oil-resistant layer (3) and a first inner sheath (4) which are sequentially arranged from inside to outside;

flame-retardant filling (5) is arranged among the plurality of insulated wire cores;

a wrapping layer (6) is arranged outside the plurality of insulating wire cores to form a cable core;

a shielding layer (7) is arranged outside the cable core, a second oil-resistant layer (8) is arranged outside the shielding layer (7), a second inner sheath (9) is arranged outside the second oil-resistant layer (8), an armor layer (10) is arranged outside the second inner sheath (9), and an outer sheath (11) is arranged outside the armor layer (10);

first resistant oil reservoir (3) for glass fiber hinder oily area, the second resistant oil reservoir (8) be the fiber resin isolation layer, the second resistant oil reservoir (8) surface radially extend a plurality of elastic support body (12), second inner sheath (9) surface radially be equipped with a plurality of elasticity recesses, elastic support body (12) can insert in the elasticity recess and compress tightly.

2. The oil resistant flexible elastomer thermoplastic sheathed cable according to claim 1, wherein: the conductor (1) is single-stranded or two-stranded or multi-stranded.

3. The oil resistant flexible elastomer thermoplastic sheathed cable according to claim 1, wherein: the insulating layer (2) is an ethylene propylene diene monomer insulating layer.

4. The oil resistant flexible elastomer thermoplastic sheathed cable according to claim 1, wherein: the shielding layer (7) is a tinned copper wire braided shielding layer.

5. The oil resistant flexible elastomer thermoplastic sheathed cable according to claim 1, wherein: the armor layer (10) is a steel tape armor layer.