CN213277547U

CN213277547U - Wire and cable with good anti-freezing performance

Info

Publication number: CN213277547U
Application number: CN202022328720.4U
Authority: CN
Inventors: 肖泽东
Original assignee: Chongqing Yingshida New Building Materials Co ltd
Current assignee: Chongqing Yingshida New Building Materials Co ltd
Priority date: 2020-10-19
Filing date: 2020-10-19
Publication date: 2021-05-25
Anticipated expiration: 2030-10-19

Abstract

The utility model relates to the technical field of electric wires and cables, in particular to an electric wire and cable with good anti-freezing performance, which comprises a plurality of cable cores, wherein the outer parts of the cable cores are provided with fiber wrapping sleeves, the outer parts of the fiber wrapping sleeves are provided with anti-freezing sleeves, each anti-freezing sleeve comprises a first pipe body and a second pipe body positioned in the first pipe body, an annular heat preservation cavity is arranged between the first pipe body and the second pipe body, heat preservation cotton is arranged in the heat preservation cavity, a plurality of arc-shaped anti-compression blocks are arranged in the first pipe body, a plurality of circular anti-bending rods are arranged in the second pipe body, the outer parts of the anti-freezing sleeves are provided with insulating sleeves, the outer parts of the insulating sleeves are provided with outer protective sleeves, the outer protective sleeves are sequentially provided with an anti-corrosion layer and a wear layer, the electric wire and cable with good anti-freezing performance has good anti-freezing and heat-insulating effects, and can effectively prevent the electric wire and cable from being frozen and cracked when being used in winter or in cold regions.

Description

Wire and cable with good anti-freezing performance

Technical Field

The utility model relates to a wire and cable technical field, specifically speaking relates to a wire and cable that freeze proof performance is good.

Background

A cable is a power or signal transmission device, and is generally composed of several wires or groups of wires. The wire and cable is used as a main carrier of power transmission, is widely applied to the aspects of electrical equipment, lighting circuits, household appliances and the like, and the quality of the wire and cable directly influences the engineering quality and the life and property safety of consumers. However, the currently used electric wires and cables have poor anti-freezing performance, and when the cable is used in winter or in cold regions, the electric wires and cables are easily cracked by freezing, so that the electric wires and cables cannot be normally used. In view of this, we propose a wire and cable with good anti-freezing performance.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a wire and cable that freezing proof performance is good to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a wire and cable that freeze-proof performance is good, includes a plurality of cable cores, and is a plurality of the outside of cable core is equipped with fibre wrapping cover, fibre wrapping cover's outside is equipped with the sleeve pipe that prevents frostbite, prevent frostbite the sleeve pipe and include first body and be located the inside second body of first body, first body with be equipped with the heat preservation chamber that is the annular form between the second body, the heat preservation intracavity is equipped with the heat preservation cotton, the inside of first body is equipped with a plurality of resistance to compression pieces that are the arc form, the inside of second body is equipped with a plurality of anti bending rod that are the circular form, the sheathed tube outside of preventing frostbite is equipped with insulating cover, insulating cover's outside is equipped with outer protective sheath, outer protective sheath is equipped with anticorrosive coating and wearing layer from inside to outside in proper order.

Preferably, the outer wall of the outer protective sleeve is provided with a plurality of annular anti-slip rings, and the anti-slip rings are arranged at equal intervals.

Preferably, the outer wall of the anti-skid ring is also provided with anti-skid stripes.

Preferably, the first pipe body and the second pipe body are of an integrally formed structure.

Preferably, a flame-retardant filling layer is arranged between the cable core and the fiber wrapping sleeve.

Preferably, the cable core comprises a conductor inner core, an insulating skin is arranged outside the conductor inner core, and a metal shielding tape is wrapped outside the insulating skin.

Compared with the prior art, the beneficial effects of the utility model are that:

1. this wire and cable that freeze-proof performance is good through the sleeve pipe that prevents frostbite, heat preservation chamber and the cotton setting that keeps warm, can play fine heat preservation effect, avoids the cable core to be frozen the fracture damage, and it is relatively poor to have solved the wire and cable freeze-proof performance who uses at present, and when using in winter or chilly area, wire and cable is by freezing the fracture easily for the unable normal use problem of wire and cable.

2. This wire and cable that freeze proof performance is good through the setting of anticorrosive coating and wearing layer, can strengthen the corrosion-resistant and wear resistance of outer protective sheath, prolongs wire and cable's life.

Drawings

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

FIG. 2 is an enlarged schematic view of the structure of FIG. 1;

FIG. 3 is a schematic view of a partial cross-sectional structure of the antifreeze casing of the present invention;

fig. 4 is a schematic view of a cross-sectional structure of the outer protective sheath of the present invention.

The meaning of the reference symbols in the figures is:

1. a cable core; 10. a conductor inner core; 11. an insulating skin; 12. a metal shielding tape;

2. a fiber wrapping sleeve; 20. a flame retardant filler layer;

3. an anti-freezing sleeve; 30. a first pipe body; 300. anti-briquetting; 31. a second tube body; 310. an anti-buckling rod; 32. a heat preservation cavity; 33. heat preservation cotton;

4. an insulating sleeve;

5. an outer protective sheath; 50. an anticorrosive layer; 51. a wear layer; 52. an anti-slip ring; 520. and (4) anti-skid stripes.

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 is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", 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 to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

Referring to fig. 1-4, the present invention provides a technical solution:

the utility model provides a wire and cable that freeze-proof performance is good, including a plurality of cable cores 1, the outside of a plurality of cable cores 1 is equipped with fibre wrapping 2, the outside of fibre wrapping 2 is equipped with anti-freezing sleeve pipe 3, anti-freezing sleeve pipe 3 includes first body 30 and is located the inside second body 31 of first body 30, be equipped with the heat preservation chamber 32 that is the annular form between first body 30 and the second body 31, be equipped with heat preservation cotton 33 in the heat preservation chamber 32, the inside of first body 30 is equipped with a plurality of resistance to compression pieces 300 that are the arc form, the inside of second body 31 is equipped with a plurality of anti-bending rods 310 that are circular form, anti-freezing sleeve pipe 3's outside is equipped with insulating boot 4, the outside of insulating boot 4 is equipped with outer protective sheath 5, outer protective sheath 5 is equipped with anticorrosive coating 50 and wearing layer 51 from inside to outside in proper order.

In this embodiment, be equipped with a plurality of annular form's antiskid circle 52 on the outer wall of outer protective sheath 5, and be equidistant between a plurality of antiskid circles 52 and arrange, antiskid circle 52 bonds on outer protective sheath 5, is convenient for constructor through antiskid circle 52 to hold outer protective sheath 5 better.

In this embodiment, the anti-corrosion layer 50 may be made of a polymer compound obtained by polymerizing tetrafluoroethylene, and has excellent chemical stability, corrosion resistance, sealing property, high lubrication non-adhesiveness, electrical insulation property, and good anti-aging endurance.

In this embodiment, the wear-resistant layer 51 may be made of ultra-high molecular weight polyethylene, which can enhance the wear resistance of the wear-resistant layer 51.

It should be added that the distance between two adjacent anti-skid rings 52 is 3cm-5cm, which conforms to the width characteristic of human palm, so that the constructor can hold two anti-skid rings 52 with one hand.

In this embodiment, the outer wall of the anti-slip ring 52 is further provided with anti-slip stripes 520, and the friction coefficient of the surface of the anti-slip ring 52 can be increased by the arrangement of the anti-slip stripes 520, so that the anti-slip performance of the anti-slip ring 52 is enhanced.

Further, the first tube 30 and the second tube 31 are integrally formed, so that the connection between the first tube 30 and the second tube 31 is firmer.

In this embodiment, be equipped with fire-retardant filling layer 20 between cable core 1 and the fibre wrapping 2, fire-retardant filling layer 20 adopts ceramic silica gel material to make, has good heat resistance, can prevent that cable core 1 from being heated and burning.

In this embodiment, the cable core 1 includes the conductor inner core 10, and the outside of conductor inner core 10 is equipped with insulating skin 11, and the outside parcel of insulating skin 11 has metal shielding area 12, and metal shielding area 12 adopts the copper material to make, has fine shielding effect, avoids external signal's interference.

It is necessary to supplement that, the heat preservation cotton 33 is made of rock wool heat preservation material, has good heat preservation and heat insulation performance, and can well protect the cable core 1 inside to avoid the cable core 1 from being frostbitten.

The wire and cable that the freeze-proof ability of this embodiment is good when using, constructor when laying wiring to wire and cable, be convenient for constructor through antiskid circle 52 and hold outer protective sheath 5 better, conveniently lay, the inside heat preservation cotton 33 of sleeve pipe 3 that prevents frostbite can play fine heat preservation effect, avoid cable core 1 to be frozen the damage, set up anti-bending pole 310 can strengthen wire and cable's toughness in second body 31, strengthen its bending resistance, prevent that cable core 1 from being damaged by the book.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a wire and cable that freezing proof performance is good, includes a plurality of cable cores (1), its characterized in that: fiber wrapping sleeves (2) are arranged outside the cable cores (1), anti-freezing sleeves (3) are arranged outside the fiber wrapping sleeves (2), the anti-freezing sleeve (3) comprises a first pipe body (30) and a second pipe body (31) positioned inside the first pipe body (30), a ring-shaped heat preservation cavity (32) is arranged between the first pipe body (30) and the second pipe body (31), the heat preservation cavity (32) is internally provided with heat preservation cotton (33), the first pipe body (30) is internally provided with a plurality of arc-shaped anti-pressing blocks (300), a plurality of round anti-bending rods (310) are arranged inside the second pipe body (31), an insulating sleeve (4) is arranged outside the anti-freezing sleeve (3), an outer protective sleeve (5) is arranged outside the insulating sleeve (4), the outer protective sleeve (5) is sequentially provided with an anticorrosive layer (50) and a wear-resistant layer (51) from inside to outside.

2. The electric wire cable with good freezing protection performance as claimed in claim 1, wherein: the outer wall of the outer protective sleeve (5) is provided with a plurality of annular anti-slip rings (52), and the anti-slip rings (52) are arranged at equal intervals.

3. The electric wire cable with good freezing protection performance as claimed in claim 2, wherein: the outer wall of the anti-skid ring (52) is also provided with anti-skid stripes (520).

4. The electric wire cable with good freezing protection performance as claimed in claim 1, wherein: the first pipe body (30) and the second pipe body (31) are of an integrated structure.

5. The electric wire cable with good freezing protection performance as claimed in claim 1, wherein: and a flame-retardant filling layer (20) is arranged between the cable core (1) and the fiber wrapping sleeve (2).

6. The electric wire cable with good freezing protection performance as claimed in claim 1, wherein: the cable core (1) comprises a conductor inner core (10), an insulating skin (11) is arranged outside the conductor inner core (10), and a metal shielding belt (12) wraps the insulating skin (11).