CN110828046A

CN110828046A - Stacker-reclaimer removes ageing resistance cable

Info

Publication number: CN110828046A
Application number: CN201911119148.6A
Authority: CN
Inventors: 肖国兵; 卢英超; 孙宗飞
Original assignee: Anhui Feixiang Special Cable Co Ltd
Current assignee: Anhui Feixiang Special Cable Co Ltd
Priority date: 2019-11-15
Filing date: 2019-11-15
Publication date: 2020-02-21
Anticipated expiration: 2039-11-15
Also published as: CN110828046B

Abstract

The invention discloses a mobile anti-aging cable of a stacker-reclaimer, which comprises a fixed tough tube, a tin cladding, a flame retardant layer, a tensile layer and an oxygen isolation layer, wherein the fixed tough tube comprises a hollow tube and a rubber pressing block, the fixed tough tube is arranged in the tin cladding, the fixed tough tube is fixedly clamped with the outer surface of a guide body, a cavity channel is arranged in the middle of the hollow tube, and the outer surface of the hollow tube is fixedly connected with the rubber pressing block at a vertical angle. The invention enhances the integral pressure resistance by fixing the tough pipe and the guide body to form an integral structure with deformation resistance, and the separated integral fixing mode can reduce the material torsion and stretching conditions caused by different deformation amounts due to the internal and external deformation offset among the layers of the cable caused by the working movement. In addition, the tin cladding layer controls the internal temperature, the flame-retardant layer has strong flame-retardant property, the tensile layer has good torsion resistance, and the thermal aging resistance of the oxygen insulation layer is matched, so that the overall aging resistance of the cable is improved.

Description

Stacker-reclaimer removes ageing resistance cable

Technical Field

The invention relates to the technical field of cables, in particular to a mobile anti-aging cable of a stacker-reclaimer.

Background

The bucket-wheel stacker-reclaimer (stacker and reclaimer) is a new type of high-efficiency continuous loading and unloading machine, mainly used for loading and unloading iron ore (sand), coal, sand, etc. in bulk material storage yards of bulk cargo professional wharfs, steel plants, large-scale thermal power plants, mines, etc. A cable is typically a rope-like cable made up of several or groups of at least two twisted conductors, each group insulated from each other and often twisted around a center, the entire outer surface of which is covered with a highly insulating covering. The cable includes a power cable, a control cable, a compensation cable, a shield cable, a high temperature cable, a computer cable, a signal cable, a coaxial cable, a fire resistant cable, a marine cable, and the like. They are made up of multiple strands of wire used to connect electrical circuits, appliances, etc.

In the stacker-reclaimer, a large number of cables are required to be used for providing power transmission, and most of the cables have the characteristic of producing relative movement when working together with equipment, so that the aging phenomenon of the cables is further aggravated by the fatigue wear of the cables and the outdoor working environment caused by the long-term working cycle. The traditional cable applied to the stacker-reclaimer has the problems that the service life of the cable is shortened, great potential safety hazards exist, and the economic cost of maintenance is increased.

Disclosure of Invention

The technical problem to be solved by the invention is to provide the mobile anti-aging cable for the stacker-reclaimer, which has good anti-aging performance.

In order to solve the technical problems, the technical scheme of the invention is as follows: the utility model provides a stacker-reclaimer removes ageing resistance cable, is including fixed tough pipe, tin covering, fire-retardant layer, tensile layer and separate the oxygen layer, fixed tough pipe includes hollow tube and rubber briquetting, fixes the inside of arranging the tin covering in of tough pipe, and fixed tough pipe is fixed with the surface joint that leads the body, the middle part of hollow tube is equipped with the chamber way, and the surface and the rubber briquetting of hollow tube are vertical angle fixed connection, and the hollow tube arranges a plurality of mutual contacts in lead body middle part, rubber briquetting passes through connecting block fixed connection by spacer and elastic rubber, and equidistant and hollow tube fixed connection of rubber briquetting, the spacer is arranged in respectively between the adjacent body that leads, elastic rubber respectively with the corresponding surface extrusion contact who leads the body.

Preferably, the number of the conductor bodies is 3-5, each conductor body is composed of a conductor insulating outer sleeve and a conductor, the plurality of conductor bodies are mutually contacted and wrapped and fixed by a tin wrapping layer, and the conductor insulating outer sleeves are wrapped on the periphery of the conductors.

Preferably, an adhesive is coated between the inner wall of the tin cladding and the conductor insulating outer sleeve, the broken edge of the outer layer of the tin cladding and the surface of the tin cladding are sealed by the adhesive, and the tin cladding is arranged in the inner cavity of the flame-retardant layer.

Preferably, the inner cavity wall of the flame-retardant layer and the outer end surface of the tin cladding are fixed in an extruding mode, the outer surface of the flame-retardant layer is coated with an antioxidant, and the flame-retardant layer is arranged in the inner cavity of the tensile layer.

Preferably, the inner cavity wall of the tensile layer is fixedly provided with a supporting block, the surface of the tensile layer is provided with a plurality of vent holes, and the tensile layer is arranged in the inner cavity of the oxygen isolation layer.

Preferably, the bottom end surfaces of the supporting blocks are fixedly connected with the outer surface of the flame-retardant layer, the number of the supporting blocks is four, and the antioxidant is respectively arranged in the regions of the flame-retardant layer corresponding to the adjacent supporting blocks.

Preferably, a cavity gap is arranged between the upper part of the antioxidant and the bottom end face of the tensile layer, and each antioxidant area corresponds to the positions of the two vent holes.

Preferably, the thickness of the oxygen barrier layer is about twice that of the tensile layer, the outer surface of the oxygen barrier layer is coated with an anti-oxidation layer and a color coating layer, the color coating layer is arranged on the outer layer of the anti-oxidation layer, and the color coating layer is made of non-corrosive materials.

By adopting the technical scheme, the invention forms an integrated structure with deformation resistance by fixing the tough pipe and the guide body, utilizes the hollow pipe as a rubber material with toughness and elasticity, provides a certain deformation space for the cavity channel, can resist external movement impact to a certain extent, enhances the integral pressure resistance, the rubber pressing block plays a role in extruding, clamping and fixing, so that the integrity of the cable is enhanced, the guide bodies are separated by the spacers so as to be convenient for the elastic rubber to extrude and fix the guide bodies, the elastic rubber is respectively in extrusion contact with the outer surfaces of the corresponding guide bodies, the separated integrated fixing mode can reduce the internal and external deformation and offset among the layers of the cable caused by the working movement, the service life is indirectly prolonged under the condition of material torsion and stretching caused by different deformation quantities, and the conductor is well protected inside the conductor insulating outer sleeve;

adopt above-mentioned technical scheme, because the control of tin cladding to inside temperature, prevent that the hot temperature that the cable transport caused from causing the influence to the exotic material, and the stronger fire-retardant characteristic of fire-retardant layer, prevent inside oxidation and ageing that the inner core high temperature caused, and the tensile layer has better mechanical properties, fire-retardant and good wearability, low temperature elasticity, the antitorque song performance is good, and utilize the air vent can go out the slow release of the anti-oxygen characteristic of antioxidant, make and can delay the ageing condition, the thermal aging resistance on oxygen barrier is joined in marriage again, improve the holistic ageing resistance of cable.

Drawings

Fig. 1 is a schematic overall cross-sectional structure view of a mobile anti-aging cable of a stacker-reclaimer according to the present invention;

FIG. 2 is a schematic diagram of an overall side-sectional structure of a mobile anti-aging cable of the stacker-reclaimer, which is disclosed by the invention;

FIG. 3 is a simple overall structure diagram of the mobile anti-aging cable of the stacker-reclaimer of the invention;

fig. 4 is a schematic view of a fixed tough pipe structure of a mobile anti-aging cable of a stacker-reclaimer according to the present invention.

Shown in the figure: 1. the device comprises a fixed tough pipe, 2, a hollow pipe, 3, a rubber pressing block, 4, a tin cladding, 5, a guide body, 6, a spacer, 7, elastic rubber, 8, a connecting block, 9, a conductor, 10, an adhesive, 11, a flame retardant layer, 12, an antioxidant, 13, a tensile layer, 14, a supporting block, 15, a vent hole, 16 and an oxygen isolation layer.

Detailed Description

The following further describes embodiments of the present invention with reference to the drawings. It should be noted that the description of the embodiments is provided to help understanding of the present invention, but the present invention is not limited thereto. In addition, the technical features involved in the embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.

Referring to fig. 1-4, the present invention provides a technical solution: a mobile anti-aging cable of a stacker-reclaimer comprises a fixed tough pipe 1, a tin cladding 4, a flame-retardant layer 11, a tensile layer 13 and an oxygen isolation layer 16, wherein the fixed tough pipe 1 comprises a hollow pipe 2 and a rubber pressing block 3, the hollow pipe 2 is made of rubber materials with certain toughness and elasticity, and can resist external mobile impact to a certain extent, the whole pressure resistance is enhanced, the rubber pressing block 3 plays a role in extrusion clamping and fixing, so that the integrity of the cable is enhanced, the fixed tough pipe 1 is arranged in the tin cladding 4, the fixed tough pipe 1 is fixedly clamped with the outer surface of a guide body 5, the fixed tough pipe 1 and the guide body 5 form an integrated structure with anti-deformation capability, a cavity channel is arranged in the middle of the hollow pipe 2, the cavity channel can enable the hollow pipe to have a certain deformation space, the outer surface of the hollow pipe 2 is fixedly connected with the rubber pressing block 3 at a vertical angle, and the hollow pipe 2 is arranged in the middle of the guide bodies 5 which are, the rubber pressing block 3 is fixedly connected with the hollow tube 2 through a connecting block by a spacer 6 and elastic rubber 7, the rubber pressing block 3 is fixedly connected with the hollow tube 2 at equal intervals, the spacer 6 is respectively arranged between the adjacent guide bodies 5, the spacer 6 separates each guide body 5 to facilitate the elastic rubber 7 to extrude and fix the guide body, the elastic rubber 7 is respectively in extrusion contact with the outer surface of the corresponding guide body 5, the separated integrated fixing mode can reduce the internal and external deformation deflection between the layers caused by the working movement of the cable, and the torsion and stretching condition of materials caused by different deformation amounts, thereby indirectly prolonging the service life, the number of the guide bodies 5 is 3-5, the guide bodies 5 are composed of conductor insulating jackets 8 and conductors 9, the conductor insulating jackets 8 are wrapped on the periphery of the conductors 9, adhesive 10 is coated between the inner wall of the tin cladding 4 and the conductor insulating jackets 8, the broken edges of the outer layer of the tin cladding 4 and the surface of the tin cladding 4 are coated with the adhesive 10 for sealing, the tin cladding 4 is arranged in the inner cavity of the flame retardant layer 11, the conductor insulating outer sleeve 8 well protects the conductor 9 in the inner part, the plurality of conductor bodies 5 are mutually contacted and wrapped and fixed by the tin cladding 4, the arrangement of the tin cladding 4 is beneficial to controlling the internal temperature and preventing the heat temperature caused by cable transmission from influencing the outer layer material, the inner cavity wall of the flame retardant layer 11 is extruded and fixed with the outer end surface of the tin cladding 4, the outer surface of the flame retardant layer 11 is coated with an antioxidant 12, the flame retardant layer 11 is arranged in the inner cavity of the tensile layer 13, the flame retardant layer 11 is industrially prepared by adding some flame retardants represented by organic materials (bromine series, nitrogen series, red phosphorus and compounds) or inorganic materials (antimony trioxide, magnesium hydroxide, aluminum hydroxide, silicon series and the like) flame retardants into the rubber material, has strong flame retardant property and prevents the internal oxidation and aging caused by the high temperature of the inner core, the inner cavity wall of the tensile layer 13 is fixedly provided with a supporting block 14, the surface of the tensile layer 13 is provided with a plurality of vent holes 15, the tensile layer 13 is arranged in the inner cavity of the oxygen-isolating layer 16, the bottom end face of the supporting block 14 is fixedly connected with the outer surface of the flame-retardant layer 11, the tensile layer 13 is made of neoprene rubber and other similar materials, so that the tensile layer 13 has better mechanical property, flame retardance, good wear resistance, low-temperature elasticity and good distortion resistance, the specific number of the supporting blocks 14 is four, the oxygen-proof agents 12 are respectively arranged in the areas of the flame-retardant layer 11 corresponding to the adjacent supporting blocks 14, a cavity gap is arranged between the upper part of the oxygen-proof agent 12 and the bottom end face of the tensile layer 13, each area of the oxygen-proof agent 12 corresponds to the positions of the two vent holes 15, the oxygen-proof property of the oxygen-proof agent 12 can be slowly released through the vent holes 15, so that the aging condition can be delayed, the oxygen barrier layer 16 is made of acrylate rubber and other materials, so that the cable has good air tightness, ozone resistance, excellent oil resistance, good ultraviolet discoloration resistance and good thermal aging resistance, the overall anti-aging capacity of the cable is improved, the outer surface of the oxygen barrier layer 16 is coated with an anti-oxidation layer and a color coating layer, the color coating layer is arranged on the outer layer of the anti-oxidation layer and made of non-corrosive materials, and the color coating layer is convenient for identifying the aging degree of the cable and is predicted in advance.

The working principle is as follows: the invention forms an integrated structure with deformation resistance by fixing the tough pipe 1 and the guide body 5, utilizes the hollow pipe 2 as a rubber material with toughness and elasticity, provides a certain deformation space for the cavity channel, can resist external movement impact to a certain extent, enhances the integral pressure resistance, the rubber pressing block 3 plays a role in extruding, clamping and fixing, so that the integrity of the cable is enhanced, the guide bodies 5 are separated by the spacers 6 so that the elastic rubber 7 can extrude and fix the guide bodies, the elastic rubber 7 is respectively in extrusion contact with the outer surfaces of the corresponding guide bodies 5, the separated integrated fixing mode can reduce the internal and external deformation and offset among the layers of the cable caused by the working movement, and the material torsion stretching condition caused by different deformation amounts indirectly prolongs the service life, and the conductor insulation outer sleeve 8 well protects the conductor 9 inside. In addition, through the control of tin covering 4 to inside temperature, prevent that the hot temperature that the cable transport caused from causing the influence to the exotic material, and the fire-retardant characteristic that fire-retardant layer 11 is stronger, prevent inside oxidation and ageing that the inner core high temperature caused, and tensile layer 13 has better mechanical properties, fire-retardant and good wearability, low temperature elasticity, the distortion resistance can be good, and utilize air vent 15 can go out the slow release of the anti-oxygen characteristic of antioxidant 12, make and can delay the ageing condition, the thermal aging resistance of oxygen barrier 16 is joined in marriage again, improve the holistic ageing resistance of cable.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the described embodiments. It will be apparent to those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, and the scope of protection is still within the scope of the invention.

Claims

1. The utility model provides a stacker-reclaimer removes ageing resistance cable, includes fixed tough pipe (1), tin covering (4), fire-retardant layer (11), tensile layer (13) and separates oxygen layer (16), its characterized in that: fixed tough pipe (1) includes hollow tube (2) and rubber briquetting (3), the inside of arranging tin cladding (4) in of fixed tough pipe (1), and fixed tough pipe (1) is fixed with the surface joint that leads body (5), the middle part of hollow tube (2) is equipped with the chamber way, and the surface and rubber briquetting (3) of hollow tube (2) are vertical angle fixed connection, and hollow tube (2) arrange a plurality of mutual contact in lead body (5) middle part, rubber briquetting (3) are through connecting block fixed connection by spacer (6) and elastic rubber (7), and rubber briquetting (3) equidistant and hollow tube (2) fixed connection, adjacent leading between body (5) are arranged respectively in spacer (6), elastic rubber (7) are respectively with the corresponding surface extrusion contact that leads body (5).

2. The mobile anti-aging cable for the stacker-reclaimer as claimed in claim 1, wherein: the number of the conductor bodies (5) is 3-5, the conductor bodies (5) are composed of conductor insulating jackets (8) and conductors (9), the conductor bodies (5) are mutually contacted and wrapped and fixed by tin wrapping layers (4), and the conductor insulating jackets (8) are wrapped on the peripheries of the conductors (9).

3. The mobile anti-aging cable for the stacker-reclaimer as claimed in claim 1, wherein: an adhesive (10) is coated between the inner layer wall of the tin cladding (4) and the conductor insulating outer sleeve (8), the broken edge of the outer layer of the tin cladding (4) and the surface of the tin cladding (4) are coated with the adhesive (10) for sealing, and the tin cladding (4) is arranged in the inner cavity of the flame retardant layer (11).

4. The moving anti-aging cable for the stacker-reclaimer as claimed in claim 3, wherein: the inner cavity wall of the flame-retardant layer (11) is fixed with the outer end surface of the tin cladding layer (4) in an extruding mode, the outer surface of the flame-retardant layer (11) is coated with an antioxidant (12), and the flame-retardant layer (11) is arranged in the inner cavity of the tensile layer (13).

5. The moving anti-aging cable for the stacker-reclaimer as claimed in claim 4, wherein: the inner cavity wall of the tensile layer (13) is fixedly provided with a supporting block (14), the surface of the tensile layer (13) is provided with a plurality of vent holes (15), and the tensile layer (13) is arranged in the inner cavity of the oxygen isolation layer (16).

6. The mobile anti-aging cable for the stacker-reclaimer as claimed in claim 5, wherein: the bottom end surfaces of the supporting blocks (14) are fixedly connected with the outer surface of the flame-retardant layer (11), the number of the supporting blocks (14) is four, and the anti-oxygen agents (12) are respectively arranged in the regions of the flame-retardant layer (11) corresponding to the adjacent supporting blocks (14).

7. The moving anti-aging cable for the stacker-reclaimer as claimed in claim 4, wherein: a cavity gap is arranged between the upper part of the antioxidant (12) and the bottom end face of the tensile layer (13), and the position of each antioxidant (12) area corresponds to the positions of the two vent holes (15).

8. The mobile anti-aging cable for the stacker-reclaimer as claimed in claim 5, wherein: the thickness of the oxygen isolation layer (16) is about twice that of the tensile layer (13), the outer surface of the oxygen isolation layer (16) is coated with an anti-oxidation layer and a color coating layer, the color coating layer is arranged on the outer layer of the anti-oxidation layer, and the color coating layer is made of non-corrosive materials.