CN216287677U

CN216287677U - Anti-fracture conveying line

Info

Publication number: CN216287677U
Application number: CN202122906549.5U
Authority: CN
Inventors: 戚士军
Original assignee: Anhui Hanzhong Conveying Machinery Co ltd
Current assignee: Anhui Hanzhong Conveying Machinery Co ltd
Priority date: 2021-11-25
Filing date: 2021-11-25
Publication date: 2022-04-12
Anticipated expiration: 2031-11-25

Abstract

The utility model relates to the technical field of electric power transmission, in particular to an anti-fracture conveying line which comprises an outer protective layer, wherein an anti-fracture layer is arranged on the inner side of the outer protective layer, an inner protective layer is arranged on the inner side of the anti-fracture layer, a steel wire rope is arranged at the center of the inner portion of the inner protective layer, a plurality of groups of cables are arranged between the inner protective layer and the steel wire rope, an anti-friction layer wraps the outer portion of the steel wire rope, a heat insulation layer is arranged inside the inner protective layer, and heat generated when the cables convey electric energy can be isolated inside the cables through the heat insulation layer made of glass wool. Through the interior heat preservation that sets up the cotton material of heat preservation to reduced the inside temperature loss of transfer chain to external environment, thereby further guaranteed that the cable can not lead to the performance degradation even damage because the temperature is low excessively.

Description

Anti-fracture conveying line

Technical Field

The utility model relates to the technical field of power transmission, in particular to an anti-fracture transmission line.

Background

The power transmission line refers to a wire for transmitting electric energy; separating bare wires, electromagnetic wires and insulated wires; the bare wire has no insulating layer, comprises copper, aluminum flat wire, overhead stranded wire and various profiles (such as molded lines, buses, copper bars, aluminum bars and the like), and is mainly used for outdoor overhead and indoor bus bars and switch boxes. Different insulating materials can be selected for use to obtain different characteristics, and the most electric power transmission line in the market now is low temperature resistant performance and tensile strength relatively poor, and is more fragile under low temperature environment, winter or snow day, high voltage power transmission line freezes easily, snow, when the accumulated ice on the power line constantly increases or snow is more and more when more, the weight that electric power transmission line bore constantly increases, increases to certain degree, when exceeding electric power transmission line's tensile limit, will lead to the fracture of power line.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an anti-fracture conveying line which comprises an outer protective layer, wherein an anti-fracture layer is arranged on the inner side of the outer protective layer, an inner protective layer is arranged on the inner side of the anti-fracture layer, a steel wire rope is arranged at the center of the inner protective layer, a plurality of groups of cables are arranged between the inner protective layer and the steel wire rope, an anti-friction layer wraps the outer portion of the steel wire rope, and a heat insulation layer is arranged inside the inner protective layer.

Preferably: the steel wire rope is a high-flexibility galvanized steel wire rope.

Preferably: the anti-friction layer is made of rubber.

Preferably: the inner protective layer is made of heat-insulating cotton, the inner size of the inner protective layer is matched with the structural sizes of the steel wire rope and the cable, and the steel wire rope and the cable are tightly wrapped by the inner protective layer.

Preferably: and a metal woven net is arranged in the anti-fracture layer.

Preferably: the outer protective layer is made of rubber.

Preferably: the heat preservation material is glass cotton, the heat preservation is filled between the space between inside wire rope of inner protective layer and the cable.

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

through the flexible steel wire rope who sets up the transfer chain center to make the tensile property of transfer chain promote by a wide margin, through the elasticity and the toughness of flexible steel wire rope self, make the transfer chain still can keep better elasticity and toughness after buckling many times. By arranging the anti-friction layer, the friction damage of the internal steel wire rope to the cable is avoided, and the service life of the cable is prolonged. Through the heat preservation that sets up the cotton material of glass to make cable self carry the heat that the electric energy produced can be fine isolated inside self, glass cotton has that the shaping is good, bulk density is little, the thermal conductivity is low, heat preservation and insulation, sound absorption performance is good, corrosion-resistant, chemical stability etc. a great deal of is a bit simultaneously, has also improved production efficiency when producing the transfer chain greatly. Through the interior heat preservation that sets up the cotton material of heat preservation to reduced the inside temperature loss of transfer chain to external environment, thereby further guaranteed that the transfer chain is inside can not lead to the performance degradation even damage because the temperature crosses lowly. The anti-breaking layer with the metal woven net structure is arranged, so that the tensile property of the anti-breaking snow cover is greatly improved, and the anti-breaking snow cover has good anti-breaking capacity in snow accumulation or icing in winter. By arranging the outer protective layer, the metal woven mesh of the anti-fracture layer is protected from being corroded by the external environment, and the stability of the integral structure and the service life of the anti-fracture metal woven mesh are improved.

Drawings

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

FIG. 2 is a schematic view of the cross-sectional internal structure of the present invention.

In the figure:

1. a wire rope; 2. an anti-friction layer; 3. a cable; 4. an inner protective layer; 5. a fracture-resistant layer; 6. an outer protective layer; 7. and (7) an insulating layer.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-2, the anti-fracture conveying line of the present invention includes an outer protective layer 6, an anti-fracture layer 5 is disposed on an inner side of the outer protective layer 6, an inner protective layer 4 is disposed on an inner side of the anti-fracture layer 5, a steel wire rope 1 is disposed in a center of the inner protective layer 4, a plurality of sets of cables 3 are disposed between the inner protective layer 4 and the steel wire rope 1, an anti-friction layer 2 is wrapped on an outer portion of the steel wire rope 1, and an insulating layer 7 is disposed in the inner protective layer 4. Wire rope 1 is high flexibility zinc-plated wire rope, through the flexible wire rope 1 who sets up the transfer chain center to make the tensile strength of transfer chain promote by a wide margin, through the elasticity and the toughness of flexible wire rope 1 self, make the transfer chain still can keep better elasticity and toughness after buckling many times. The anti-friction layer 2 is made of rubber, and due to the arrangement of the anti-friction layer 2, the cable 3 is prevented from being damaged by friction of the inner steel wire rope 1, and the service life of the cable is prolonged. Inner protective layer 4 is the cotton material that keeps warm, 4 internal dimension sizes and

wire rope

1 and 3 structure size phase-matchs of cable of inner protective layer, wire rope 1 and cable 3 are closely wrapped up by inner protective layer 4, through the interior heat preservation that sets up the cotton material that keeps warm to reduced the inside temperature loss of transfer chain to external environment, thereby further guaranteed that the transfer chain is inside can not lead to the performance degradation or even damage because the temperature is low excessively. The metal woven mesh is arranged in the anti-fracture layer 5, and the anti-fracture layer 5 with the metal woven mesh structure is arranged, so that the tensile property of the anti-fracture snow cover is greatly improved, and the anti-fracture snow cover has good anti-fracture capability when snow is accumulated or frozen in winter. The outer protection layer 6 is made of rubber, and the metal woven mesh of the anti-fracture layer 5 is protected from being corroded by the external environment by the arrangement of the outer protection layer 6, so that the stability of the whole structure of the anti-fracture composite material is improved, and the service life of the anti-fracture composite material is prolonged.

The heat preservation 7 material is glass cotton, the heat preservation 7 is filled between the space between 4 inside wire rope 1 of inner protective layer and the cable 3, through the heat preservation that sets up the cotton material of glass to make the heat that cable self carried the electric energy production can be fine isolated inside self, glass cotton has the shaping well simultaneously, bulk density is little, the thermal conductivity is low, heat preservation is adiabatic, it is good to inhale the sound performance, corrosion-resistant, chemical properties stable etc. a great deal of a bit, also improved production efficiency when producing the transfer chain greatly.

The working process and principle of the utility model are as follows: when the cable is used in winter or in a low-temperature area environment, the heat insulation layer 7 arranged in the cable has excellent heat insulation performance and low heat conductivity, so that the heat generated by the cable cannot be easily dissipated, the temperature of the running environment of the cable is ensured, the cable is prevented from being embrittled or reduced in performance due to over-low temperature, and when the cable meets severe environments such as snow, ice and the like, snow and ice can form certain pressure.

Wherein: the steel wire rope 1, the anti-fracture layer 5 and the heat insulation layer 7 are all mature production technologies and equipment which are already applied in real life.

While the utility model has been described in further detail in connection with specific embodiments thereof, it will be understood that the utility model is not limited thereto, and that various other modifications and substitutions may be made by those skilled in the art without departing from the spirit of the utility model, which should be considered to be within the scope of the utility model as defined by the appended claims.

Claims

1. The utility model provides an anti-fracture transfer chain, includes outer protective layer (6), its characterized in that: outer protective layer (6) inboard is provided with anti-fracture layer (5), anti-fracture layer (5) inboard is provided with inner protective layer (4), inner protective layer (4) inside center is provided with wire rope (1), be provided with a plurality of groups cable (3) between inner protective layer (4) and wire rope (1), wire rope (1) outside parcel has antifriction layer (2), inner protective layer (4) inside is provided with heat preservation (7).

2. The anti-breakage conveyor line according to claim 1, characterized in that: the steel wire rope (1) is a high-flexibility galvanized steel wire rope.

3. The anti-breakage conveyor line according to claim 1, characterized in that: the anti-friction layer (2) is made of rubber.

4. The anti-breakage conveyor line according to claim 1, characterized in that: the inner protection layer (4) is made of heat-preservation cotton, the size of the inner dimension of the inner protection layer (4) is matched with the size of the structural dimension of the steel wire rope (1) and the cable (3), and the steel wire rope (1) and the cable (3) are tightly wrapped by the inner protection layer (4).

5. The anti-breakage conveyor line according to claim 1, characterized in that: and a metal woven net is arranged in the anti-breaking layer (5).

6. The anti-breakage conveyor line according to claim 1, characterized in that: the outer protection layer (6) is made of rubber.

7. The anti-breakage conveyor line according to claim 1, characterized in that: the heat preservation layer (7) is made of glass wool, and the heat preservation layer (7) is filled in a gap between the steel wire rope (1) and the cable (3) in the inner protection layer (4).