CN212874118U

CN212874118U - Composite high-temperature-resistant anti-cutting cable

Info

Publication number: CN212874118U
Application number: CN202021917645.9U
Authority: CN
Inventors: 孙锋
Original assignee: Wuxi Chili Cable Technology Co ltd
Current assignee: Jiangsu chili Cable Co.,Ltd.
Priority date: 2020-09-05
Filing date: 2020-09-05
Publication date: 2021-04-02
Anticipated expiration: 2030-09-05

Abstract

The utility model discloses a high temperature resistant anti-cutting cable of combined type, including the oversheath, the inside of oversheath is provided with the steel wire armor, the inner wall fixedly connected with inner sheath of steel wire armor, the inside of inner sheath is provided with the ball cutting ferrule. According to the composite high-temperature-resistant anti-cutting cable, the ball clamping sleeves are arranged inside the cable and are matched with the aluminum metal balls through the arc-shaped clamping grooves, so that the effect of isolating each group of aluminum metal balls is achieved, the specific heat capacity of the aluminum metal balls is utilized, the absorption effect on the heat of the cable is achieved, and the heat absorption effect of the cable is improved; the ball clamping sleeve is matched with the filler through the high-temperature-resistant layer, so that the heat-resistant effect on the cable can be greatly improved, and the high-temperature resistance of the cable is improved; through oversheath and the inner sheath that use the PVC material, the cooperation steel wire armor improves the anti-cutting effect of cable, makes the cable more stable performance at the in-process of outdoor use.

Description

Composite high-temperature-resistant anti-cutting cable

Technical Field

The utility model belongs to the technical field of the composite cable, concretely relates to high temperature resistant anti-cutting cable of combined type.

Background

A power cable is a cable for transmitting and distributing electrical energy. The power transmission line is commonly used for urban underground power grids, leading-out lines of power stations, internal power supply of industrial and mining enterprises and underwater power transmission lines crossing rivers and sea. In the power lines, the specific gravity occupied by the cable is gradually increasing. Power cables are cable products used in the main lines of power systems to transmit and distribute high power electrical energy, and have been used for over a century.

At present, the cable is widely spread and utilized, the cable can be naturally damaged and artificially damaged under the severe environment, and then the use performance of the cable is influenced, so that the composite high-temperature-resistant anti-cutting cable is needed for improving the structural strength of the cable.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a high temperature resistant anti-cutting cable of combined type 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 high temperature resistant anti-cutting cable of combined type, includes the oversheath, the inside of oversheath is provided with the steel wire armor, the inner wall fixedly connected with inner sheath of steel wire armor, the inside of inner sheath is provided with the ball cutting ferrule, be provided with the arc draw-in groove on the outer wall of ball cutting ferrule, fixedly connected with high temperature resistant layer on the inside wall of ball cutting ferrule, the inslot of arc draw-in groove is provided with aluminium system metal ball, the inside of ball cutting ferrule is provided with the copper core, the outside cladding of copper core has the insulating layer, the inside on high temperature resistant layer is by supreme heat-sink shell, insulating layer and the heat-resistant layer of having set gradually down, the inside of ball cutting.

The ball clamping sleeve is arranged in the cable, and is matched with the aluminum metal balls through the arc-shaped clamping groove, so that the effect of isolating each group of aluminum metal balls is achieved, and the heat absorption effect of the aluminum metal balls on the cable is favorably improved; the ball clamping sleeve is matched with the filler through the high-temperature-resistant layer, so that the heat-resistant effect on the cable can be greatly improved, and the high-temperature resistance of the cable is improved; through oversheath and the inner sheath that use the PVC material, the cooperation steel wire armor improves the anti-cutting effect of cable, makes the cable more stable performance at the in-process of outdoor use.

Preferably, the heat absorbing layer is a black chromium coating, the heat insulating layer is an aluminum silicate fiber layer, the heat resisting layer is a ceramic fiber layer, and the heat resisting layer and the insulating layer are mutually attached.

Preferably, ten arc-shaped clamping grooves are annularly arranged on the outer wall of the ball clamping sleeve, the aluminum metal ball is a base body made of heat absorption glass, and the surface of the aluminum metal ball is also in contact with the inner sheath.

Preferably, the filler is arranged around the insulating layer, and the filler is glass powder.

Preferably, the outer sheath and the inner sheath are both bases made of PVC, and the thickness of the outer sheath is equal to that of the inner sheath.

Preferably, the diameter of the steel wire in the steel wire armor layer is not less than 0.2mm, and the steel wire on the steel wire armor layer is arranged in an inclined manner.

The utility model discloses a technological effect and advantage: according to the composite high-temperature-resistant anti-cutting cable, the ball clamping sleeves are arranged inside the cable and are matched with the aluminum metal balls through the arc-shaped clamping grooves, so that the effect of isolating each group of aluminum metal balls is achieved, the specific heat capacity of the aluminum metal balls is utilized, the absorption effect on the heat of the cable is achieved, and the heat absorption effect of the cable is improved; the ball clamping sleeve is matched with the filler through the high-temperature-resistant layer, so that the heat-resistant effect on the cable can be greatly improved, and the high-temperature resistance of the cable is improved; through oversheath and the inner sheath that use the PVC material, the cooperation steel wire armor improves the anti-cutting effect of cable, makes the cable more stable performance at the in-process of outdoor use.

Drawings

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

fig. 2 is a schematic structural view of the ball card sleeve of the present invention;

FIG. 3 is a schematic structural view of the high temperature resistant layer of the present invention;

fig. 4 is a schematic view of the steel wire armor layer of the present invention.

In the figure: 1. an outer sheath; 2. a steel wire armor layer; 3. an inner sheath; 4. ball cutting sleeves; 5. an arc-shaped clamping groove; 6. a high temperature resistant layer; 61. a heat absorbing layer; 62. a thermal insulation layer; 63. a thermal barrier layer; 7. aluminum metal balls; 8. a copper core; 9. an insulating layer; 10. 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 as shown in fig. 1-4 a high temperature resistant anti-cutting cable of combined type, including oversheath 1, the inside of oversheath 1 is provided with steel wire armor 2, inner wall fixedly connected with inner sheath 3 of steel wire armor 2, the inside of inner sheath 3 is provided with ball cutting ferrule 4, be provided with arc draw-in groove 5 on ball cutting ferrule 4's the outer wall, fixedly connected with high temperature resistant layer 6 on ball cutting ferrule 4's the inside wall, arc draw-in groove 5's the inslot is provided with aluminium system metal ball 7, ball cutting ferrule 4's inside is provided with copper core 8, copper core 8's outside cladding has insulating layer 9, the inside of high temperature resistant layer 6 is by supreme heat-absorbing layer 61, insulating layer 62 and the heat-resistant layer 63 of having set gradually down, ball cutting ferrule 4's inside is provided with filler 10.

Specifically, the heat absorbing layer 61 is a black chromium coating, the heat insulating layer 62 is an aluminum silicate fiber layer, the heat resistant layer 63 is a ceramic fiber layer, and the heat resistant layer 63 and the insulating layer 9 are mutually attached.

Specifically, arc draw-in groove 5 is the annular and is provided with ten on the outer wall of ball cutting ferrule 4, aluminium system metal ball 7 is the base member that the heat absorption glass made, and aluminium system metal ball 7's surface still contacts with inner sheath 3.

Specifically, the filler 10 is disposed around the insulating layer 9, and the filler 10 is glass frit.

Specifically, the outer sheath 1 and the inner sheath 3 are both bases made of PVC, and the outer sheath 1 and the inner sheath 3 are equal in thickness.

Specifically, the diameter of the steel wire in the steel wire armor layer 2 is not less than 0.2mm, and the steel wire on the steel wire armor layer 2 is arranged in an inclined manner.

When the composite high-temperature-resistant anti-cutting cable is used, the ball clamping sleeve 4 is arranged in the cable, the ball clamping sleeve 4 is matched with the aluminum metal balls 7 through the arc-shaped clamping groove 5, the effect of isolating each group of aluminum metal balls 7 is achieved, the specific heat capacity of the aluminum metal balls 7 is utilized, the absorption effect on the heat of the cable is achieved, and the heat absorption effect of the cable is improved; the ball sleeve 4 is matched with the filler 10 through the high-temperature resistant layer 6, so that the heat resistance effect on the cable can be greatly improved, and the high-temperature resistance of the cable is improved; oversheath 1 and inner sheath 3 through using the PVC material, cooperation steel wire armor 2 improves the anti-cutting effect of cable, makes the cable more stable performance in the in-process of outdoor use.

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 high temperature resistant anti-cutting cable of combined type, includes oversheath (1), its characterized in that: the novel heat-insulation ball is characterized in that a steel wire armor layer (2) is arranged inside the outer sheath (1), an inner wall fixedly connected with an inner sheath (3) of the steel wire armor layer (2), a ball clamping sleeve (4) is arranged inside the inner sheath (3), an arc-shaped clamping groove (5) is formed in the outer wall of the ball clamping sleeve (4), a high-temperature-resistant layer (6) is fixedly connected onto the inner side wall of the ball clamping sleeve (4), an aluminum metal ball (7) is arranged in a groove of the arc-shaped clamping groove (5), a copper core (8) is arranged inside the ball clamping sleeve (4), an insulating layer (9) is wrapped outside the copper core (8), a heat-absorbing layer (61), a heat-insulation layer (62) and a heat-resistant layer (63) are sequentially arranged inside the high-temperature-resistant layer (6) from bottom to top, and a filler (.

2. The composite high temperature resistant and cut-proof cable of claim 1, wherein: the heat absorbing layer (61) is a black chromium coating, the heat insulating layer (62) is an aluminum silicate fiber layer, the heat resisting layer (63) is a ceramic fiber layer, and the heat resisting layer (63) and the insulating layer (9) are mutually attached.

3. The composite high temperature resistant and cut-proof cable of claim 1, wherein: the arc-shaped clamping grooves (5) are ten in annular arrangement on the outer wall of the ball clamping sleeve (4), the aluminum metal ball (7) is a base body made of heat absorption glass, and the surface of the aluminum metal ball (7) is in contact with the inner sheath (3).

4. The composite high temperature resistant and cut-proof cable of claim 1, wherein: the filler (10) is arranged around the insulating layer (9), and the filler (10) is glass powder.

5. The composite high temperature resistant and cut-proof cable of claim 1, wherein: the outer sheath (1) and the inner sheath (3) are both bases made of PVC, and the outer sheath (1) and the inner sheath (3) are equal in thickness.

6. The composite high temperature resistant and cut-proof cable of claim 1, wherein: the diameter of the steel wire in the steel wire armor layer (2) is not less than 0.2mm, and the steel wire on the steel wire armor layer (2) is in an inclined arrangement.