CN217822117U

CN217822117U - Low temperature resistant cable

Info

Publication number: CN217822117U
Application number: CN202221178353.7U
Authority: CN
Inventors: 闫甲田; 闫琦华; 唐金花; 刘胜兵; 张良伟
Original assignee: Yichang Huarun Red Flag Cable Co ltd
Current assignee: Yichang Huarun Red Flag Cable Co ltd
Priority date: 2022-05-17
Filing date: 2022-05-17
Publication date: 2022-11-15
Anticipated expiration: 2032-05-17

Abstract

The utility model discloses a low temperature resistant cable relates to the cable production field, including skin and conductor, outer internal surface is provided with the armor, the internal surface of armor is provided with low temperature resistant layer, the internal surface on low temperature resistant layer is provided with the insulating layer, the surface of conductor is provided with compound inlayer. Through low temperature resistant layer, cold-resistant rubber layer and aluminium foil layer have heat-resisting radiation, cold-resistant, acid and alkali-resistant and corrosive gas, characteristics such as waterproof, wherein cable structure is soft, the radiation is convenient, electric property is stable under the severe cold environment, the ageing resistance is outstanding, long service life, extensively be used for metallurgy, electric power, the petrochemical industry, electron, trades such as automobile manufacturing, the life of cable has been prolonged, the cold-resistant performance of cable has been increased, setting through filling material, a lot of cable products are the multicore, with these insulating core or line pair stranding back, firstly, the appearance is not round and tidy, secondly, leave very big space between the insulating core, consequently, must add filling structure when the stranding.

Description

Low temperature resistant cable

Technical Field

The utility model relates to a cable field, in particular to low temperature resistant cable.

Background

The wire and cable is used for transmitting electric energy, information and wire products for realizing electromagnetic energy conversion. A wire cable in a broad sense, also referred to as a cable for short, 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 sheaths, the cable may also have additional conductors without insulation.

In prior art, traditional cable, low temperature resistant effect is poor, can cause the cable to appear damaging because of the low temperature, can influence the transmission efficiency of cable, has shortened the life of cable.

Therefore, it is necessary to invent a low temperature resistant cable to solve the above problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a low temperature resistant cable to the low temperature resistant effect who proposes in solving above-mentioned background art is poor, can cause the cable to appear damaging because of the low temperature, can influence the transmission efficiency of cable, has shortened cable life's problem.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a low temperature resistant cable, includes the conductor and the cladding of rectangular shape at outermost skin, outer internal surface is provided with the armor, the internal surface of armor is provided with low temperature resistant layer, the internal surface on low temperature resistant layer is provided with the insulating layer, the surface cladding of conductor has compound inlayer, the armor includes the tinned steel wire weaving layer, the surface cladding of tinned steel wire weaving layer has woven shield, woven shield's surface cladding has high temperature resistant layer, low temperature resistant layer includes cold-resistant rubber layer, the surface cladding on cold-resistant rubber layer has the aluminium foil layer, the surface cladding on aluminium foil layer has compound area.

Preferably, a filling material is arranged between the outer surface of the composite inner layer and the insulating layer.

Preferably, the conductor is formed by twisting bare copper wires, and is positioned in the inner cavity of the composite inner layer.

Preferably, the thickness of the cold-resistant rubber layer is larger than that of the aluminum foil layer.

Preferably, the composite tape is wound around an outer surface of an aluminum foil layer, and a thickness of the aluminum foil layer is greater than a thickness of the composite tape.

Preferably, the thickness of the composite inner layer is the same as the thickness of the insulating layer.

The utility model discloses a technological effect and advantage:

1. the cable is flexible in structure, convenient to radiate, stable in electrical performance in a high-cold environment, outstanding in ageing resistance and long in service life, is widely applied to industries such as metallurgy, electric power, petrifaction, electronics, automobile manufacturing and the like, prolongs the service life of the cable, and increases the cold resistance of the cable;

2. through the armor, the setting of tin-plated steel wire weaving layer and braided shield, mechanical protection's effect has, can bear vertical breaking force, magnetic field shielding's function has, ensure the safe operation of cable, the tear strength of reinforcing cable, the life of cable has been prolonged, setting through compound inlayer, can be able to bear the erosion of most of acid-base, the hydroscopicity is little, still can keep the compliance when low temperature, electric insulation is high, play low temperature resistant effect to the cable, the electric insulated wire performance of cable has still been increased simultaneously, through outer setting, ultrahigh strength has, high modulus and high temperature resistant, resistant acid-base, good performance such as light in weight, good insulating nature and ageing resistance still have, the fatigue resistance of cable has been increased, the life of cable has been prolonged.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic diagram of the armor layer structure of the present invention.

Fig. 3 is a cross-sectional view of the low temperature resistant layer structure of the present invention.

In the figure: 1. an outer layer; 2. a conductor; 3. an armor layer; 301. a tinned steel wire braid layer; 302. weaving a shielding layer; 303. a high temperature resistant layer; 4. a low temperature resistant layer; 401. a cold-resistant rubber layer; 402. an aluminum foil layer; 403. a composite tape; 5. an insulating layer; 6. a composite inner layer; 7. and (4) filling materials.

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 low temperature resistant cable as shown in fig. 1-3, conductor 2 and the cladding including rectangular shape are at outermost skin 1, the internal surface of skin 1 is provided with armor 3, the internal surface of armor 3 is provided with low temperature resistant layer 4, low temperature resistant layer 4's internal surface is provided with insulating layer 5, the surface cladding of conductor 2 has compound inlayer 6, armor 3 includes tinned steel wire weaving layer 301, tinned steel wire weaving layer 301's surface cladding has woven shield layer 302, woven shield layer 302's surface cladding has high temperature resistant layer 303, low temperature resistant layer 4 includes cold-resistant rubber layer 401, cold-resistant rubber layer 401's surface cladding has aluminium foil layer 402, aluminium foil layer 402's surface cladding has composite tape 403.

Further, a filling material 7 is arranged between the outer surface of the composite inner layer 6 and the insulating layer 5, and the composite inner layer has the characteristics of heat radiation resistance, cold resistance, acid and alkali resistance, corrosive gas resistance, water resistance and the like through the low temperature resistant layer 4, the cold resistant rubber layer 401 and the aluminum foil layer 402, wherein the cable is soft in structure, convenient to radiate, stable in electrical performance in a high and cold environment, outstanding in ageing resistance and long in service life, can be widely applied to industries such as metallurgy, electric power, petrochemical industry, electronics and automobile manufacturing, the service life of the cable is prolonged, and the cold resistance of the cable is increased.

Further, conductor 2 is formed for the strand of naked copper wire, and conductor 2 is located the inner chamber of compound inlayer 6, and through the setting of filler material 7, many cable products are the multicore, with these insulation core or the pair stranding back, firstly the appearance is not round, secondly leave very big space between the insulation core, consequently must add filling structure when the stranding, filling structure is in order to make the relative rounding of stranding external diameter in order to do benefit to band, crowded sheath, makes the inside compacter of cable.

Further, the thickness of cold-resistant rubber layer 401 is greater than the thickness of aluminium foil layer 402, through armor 3, tinned wire weaving layer 301 and braided shield 302's setting, has mechanical protection's effect, can bear vertical breaking force, has magnetic field shielding's function, ensures the safe operation of cable, strengthens the tear strength of cable, has prolonged the life of cable.

Further, the composite tape 403 is wound on the outer surface of the aluminum foil layer 402, the thickness of the aluminum foil layer 402 is larger than that of the composite tape 403, most of acid and alkali erosion can be resisted through the arrangement of the composite inner layer 6, water absorption is low, flexibility can be kept at low temperature, electric insulation is high, low-temperature resistance is achieved for the cable, and meanwhile the electric insulation performance of the cable is improved.

Further, the thickness of compound inlayer 6 is the same with the thickness of insulating layer 5, through outer 1's setting, has excellent performance such as superhigh strength, high modulus and high temperature resistant, acid and alkali resistant, light in weight, still has good insulating nature and ageing resistance, has increased the fatigue resistance ability of cable, has prolonged the life of cable.

The utility model discloses the theory of operation: the low temperature resistant layer 4, the cold resistant rubber layer 401 and the aluminum foil layer 402 have the characteristics of heat radiation resistance, cold resistance, acid and alkali resistance, corrosive gas resistance, water resistance and the like, wherein the cable is soft in structure, convenient to radiate, stable in electrical performance in a high and cold environment, outstanding in ageing resistance and long in service life, can be widely applied to industries such as metallurgy, electric power, petrifaction, electronics, automobile manufacturing and the like, prolongs the service life of the cable, increases the cold resistance of the cable, and through the arrangement of the filling material 7, a plurality of cable products are multi-core, after the insulated wire cores or wire pairs are cabled, firstly, the appearance is not round, secondly, a large gap is left among the insulated wire cores, therefore, a filling structure is added during cabling, the filling structure is used for enabling the outer diameter of the cabled cable to be relatively round so as to be beneficial to taping and sheath extruding, and the inside of the cable is more compact, through armor 3, tin-plated steel wire weaving layer 301 and braided shield 302's setting, the effect that has mechanical protection, can bear vertical breaking force, the function that has the magnetic field shielding, ensure the safe operation of cable, strengthen the tear strength of cable, the life of cable has been prolonged, through the setting of compound inlayer 6, can be able to bear the erosion of most of acid-base, the hydroscopicity is little, still can keep the compliance when low temperature, electric insulation is high, play low temperature resistant effect to the cable, the electric insulated wire performance of cable has still been increased simultaneously, setting through outer 1, have the superhigh strength, high modulus and high temperature resistant, acid and alkali resistant, good performances such as light in weight, good insulating nature and ageing resistance still have, the fatigue resistance ability of cable has been increased, the life of cable has been prolonged.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a low temperature resistant cable, includes conductor (2) and the cladding of rectangular shape at outermost skin (1), its characterized in that: the internal surface of outer (1) is provided with armor (3), the internal surface of armor (3) is provided with low temperature resistant layer (4), the internal surface of low temperature resistant layer (4) is provided with insulating layer (5), the surface cladding of conductor (2) has compound inlayer (6), armor (3) are including tin-plated steel wire weaving layer (301), the surface cladding of tin-plated steel wire weaving layer (301) has woven shield (302), the surface cladding of woven shield (302) has high temperature resistant layer (303), low temperature resistant layer (4) are including cold-resistant rubber layer (401), the surface cladding of cold-resistant rubber layer (401) has aluminium foil layer (402), the surface cladding of aluminium foil layer (402) has compound area (403).

2. A low temperature resistant cable according to claim 1, wherein: and a filling material (7) is arranged between the outer surface of the composite inner layer (6) and the insulating layer (5).

3. A low temperature resistant cable according to claim 1, wherein: the conductor (2) is formed by twisting bare copper wires, and the conductor (2) is positioned in the inner cavity of the composite inner layer (6).

4. A low temperature resistant cable according to claim 1, wherein: the thickness of the cold-resistant rubber layer (401) is larger than that of the aluminum foil layer (402).

5. A low temperature resistant cable according to claim 1, wherein: the composite tape (403) is wound on the outer surface of the aluminum foil layer (402), and the thickness of the aluminum foil layer (402) is larger than that of the composite tape (403).

6. A low temperature resistant cable according to claim 1, wherein: the thickness of the composite inner layer (6) is the same as that of the insulating layer (5).