CN220121508U - Mining high strength cable - Google Patents
Mining high strength cable Download PDFInfo
- Publication number
- CN220121508U CN220121508U CN202321520222.7U CN202321520222U CN220121508U CN 220121508 U CN220121508 U CN 220121508U CN 202321520222 U CN202321520222 U CN 202321520222U CN 220121508 U CN220121508 U CN 220121508U
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- CN
- China
- Prior art keywords
- layer
- stretch
- shielding
- conductor
- cable
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- 238000005065 mining Methods 0.000 title claims abstract description 14
- 239000010410 layer Substances 0.000 claims abstract description 98
- 239000011247 coating layer Substances 0.000 claims abstract description 19
- 239000004020 conductor Substances 0.000 claims abstract description 19
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 15
- 229910052751 metal Inorganic materials 0.000 claims abstract description 11
- 239000002184 metal Substances 0.000 claims abstract description 11
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 7
- 229910052802 copper Inorganic materials 0.000 claims description 7
- 239000010949 copper Substances 0.000 claims description 7
- 229910000838 Al alloy Inorganic materials 0.000 claims description 6
- 238000009413 insulation Methods 0.000 claims 2
- 239000011248 coating agent Substances 0.000 claims 1
- 238000000576 coating method Methods 0.000 claims 1
- 239000004033 plastic Substances 0.000 claims 1
- 239000003245 coal Substances 0.000 description 5
- 238000005452 bending Methods 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 239000002390 adhesive tape Substances 0.000 description 2
- 239000002131 composite material Substances 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000004132 cross linking Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 229910001335 Galvanized steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 229920003020 cross-linked polyethylene Polymers 0.000 description 1
- 239000004703 cross-linked polyethylene Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000013013 elastic material Substances 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 239000008397 galvanized steel Substances 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
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- Insulated Conductors (AREA)
Abstract
The utility model provides a mining high-strength cable, which comprises three insulated shielding wire cores and coating layers arranged outside the three insulated shielding wire cores, wherein each insulated shielding wire core comprises a conductor positioned at the center and a metal shielding layer positioned at the outermost layer, and a conductor shielding layer, an insulating layer and an insulating shielding layer are sequentially arranged between the conductor and the metal shielding layer from inside to outside; the inside of the coating layer is provided with a filling layer, the outside of the coating layer is provided with a reinforcing layer, the reinforcing layer comprises a stretch-proof layer, the inside of the stretch-proof layer is provided with a plurality of hollow rubber tubes which are uniformly distributed, the inner wall of the stretch-proof layer is provided with a plurality of arc rubber sleeves which are uniformly distributed, and the outer wall of the stretch-proof layer is provided with a spiral elastic rubber strip; and an armor layer is arranged outside the reinforcing layer. The utility model discloses simple structure, the bulk strength of reinforcing cable is difficult to take place the fracture when bearing great load or external force, guarantees the normal use of cable.
Description
Technical Field
The utility model mainly relates to the technical field of cables, in particular to a mining high-strength cable.
Background
With the continuous and rapid growth of Chinese economy, the scale of the Chinese power industry, the data communication industry, the urban rail transit industry, the automobile industry and the ship manufacturing industry is continuously expanding, the demand of China for wires and cables is also rapidly growing, the wire and cable industry has great development potential in the future, however, the working environment of the cable is changeable, and once the cable is destroyed, serious economic loss is immediately caused, so that inconvenience is brought to the production and life of people.
Cables are needed under the coal mine, and the cables can provide energy support for places under the coal mine, so that stable operation of workers or equipment under the coal mine is ensured. However, under the coal mine, the environment of use is very abominable, the circumstances such as manual trampling, falling rocks are bumped and are smashed and machine extrusion can take place at any time, if the intensity of cable is insufficient, can not withstand the phenomenon that local fracture appears in long-time impact, has influenced the effect of the in-service use of mining cable, can not carry out the stable mining cable of long-time use.
Disclosure of Invention
Aiming at the technical problem that the prior art is too single, the technical scheme of the utility model provides a solution which is obviously different from the prior art, and mainly provides a mining high-strength cable, which is used for solving the technical problem that the strength of the cable in the coal mine is insufficient in the prior art.
The technical scheme adopted for solving the technical problems is as follows:
the mining high-strength cable comprises three insulated shielding wire cores and coating layers arranged outside the three insulated shielding wire cores, wherein each insulated shielding wire core comprises a conductor positioned in the center and a metal shielding layer positioned at the outermost layer, and a conductor shielding layer, an insulating layer and an insulating shielding layer are sequentially arranged between the conductor and the metal shielding layer from inside to outside; the inside of the coating layer is provided with a filling layer, the outside of the coating layer is provided with a reinforcing layer, the reinforcing layer comprises a stretch-proof layer, the inside of the stretch-proof layer is provided with a plurality of hollow rubber tubes which are uniformly distributed, the inner wall of the stretch-proof layer is provided with a plurality of arc rubber sleeves which are uniformly distributed, and the outer wall of the stretch-proof layer is provided with a spiral elastic rubber strip; and an armor layer is arranged outside the reinforcing layer.
Preferably, three insulated shielding wire cores are stranded into a cable core through cabling, the coating layer is coated outside the cable core, and the filling layer is positioned in front of the coating layer and the cable core.
Preferably, the conductor is formed by twisting aluminum alloy monofilaments or copper monofilaments, and the diameters of the aluminum alloy monofilaments or copper monofilaments are 2.52-2.53 mm.
Preferably, each arc-shaped rubber sleeve is positioned between every two adjacent hollow rubber tubes, and the section of each elastic rubber strip is circular.
Preferably, the armor comprises an inner armor wire layer and an outer armor wire layer which are opposite in twisting direction.
Compared with the prior art, the utility model has the beneficial effects that:
(1) The hollow rubber tube and the arc rubber sleeve can improve the compression resistance of the cable, so that the structural strength is improved, the elastic rubber strip is extruded to realize bending, and has a restoration trend, so that the bending resistance of the cable can be enhanced, and meanwhile, the elastic rubber strip is clamped on the outer side wall of the stretching resistant layer, so that the stretching resistance of the cable can be enhanced, and the structural strength of the cable is improved;
(2) The twisting directions of the inner armor steel wire layer and the outer armor steel wire layer are opposite, so that the torque of the composite cable is balanced, the rotary twisting in the use process is avoided, the tensile strength and the bearing performance are improved, and the structural strength of the cable is improved.
The utility model will be explained in detail below with reference to the drawings and specific embodiments.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic diagram of the insulated shielding wire core structure of the present utility model;
FIG. 3 is a schematic view of the structure of the elastic adhesive tape of the present utility model.
In the figure: 1. an insulated shielding wire core; 11. a conductor; 12. a conductor shielding layer; 13. an insulating layer; 14. an insulating shielding layer; 15. a metal shielding layer; 2. a coating layer; 3. a reinforcing layer; 31. a stretch resistant layer; 32. a hollow rubber tube; 33. an elastic adhesive tape; 34. an arc-shaped rubber sleeve; 4. a filling layer; 5. an armor layer; 51. an inner armor wire layer; 52. and an outer armor steel wire layer.
Detailed Description
In order that the utility model may be more fully understood, a more particular description of the utility model will be rendered by reference to the appended drawings, in which several embodiments of the utility model are illustrated, but which may be embodied in different forms and are not limited to the embodiments described herein, which are, on the contrary, provided to provide a more thorough and complete disclosure of the utility model.
Referring to fig. 1 and 2, the present utility model provides a technical solution: the mining high-strength cable comprises three insulated shielding wire cores 1 and a coating layer 2 arranged outside the three insulated shielding wire cores 1, wherein each insulated shielding wire core 1 comprises a conductor 11 positioned in the center and a metal shielding layer 15 positioned on the outermost layer, and a conductor shielding layer 12, an insulating layer 13 and an insulating shielding layer 14 are sequentially arranged between the conductor 11 and the metal shielding layer 15 from inside to outside; the conductor 11 is formed by stranding aluminum alloy monofilaments or copper monofilaments, the diameters of the aluminum alloy monofilaments or copper monofilaments are 2.52-2.53 mm, the conductor shielding layer 12 is made of a semiconductive high-voltage crosslinking material, the insulating layer 13 is made of crosslinked polyethylene, the insulating shielding layer 14 is made of a semiconductive high-voltage crosslinking material, the conductor is extruded through dry-type crosslinked three-layer coextrusion equipment, the metal shielding layer 15 is made of overlapped wrapping copper strips, the wrapping coverage rate is not less than 15%, the metal shielding layer 15 can play a role of electromagnetic shielding, and the influence of external electromagnetic on signals in a cable core is greatly reduced.
Referring to fig. 1-3, a filling layer 4 is disposed inside the coating layer 2, a reinforcing layer 3 is disposed outside the coating layer 2, the reinforcing layer 3 includes a stretch-resistant layer 31, a plurality of hollow rubber tubes 32 uniformly distributed in the stretch-resistant layer 31 are disposed inside the reinforcing layer, a plurality of arc rubber sleeves 34 uniformly distributed in the stretch-resistant layer 31 are disposed on the inner wall of the stretch-resistant layer 31, spiral elastic rubber strips 33 are disposed on the outer wall of the stretch-resistant layer 31, each arc rubber sleeve 34 is disposed between two adjacent hollow rubber tubes 32, and the section of each elastic rubber strip 33 is circular. The reinforcing layer 3 can be processed on the coating layer 2 in a split pressing mode, the compression resistance of the cable can be improved through the hollow rubber tube 32 and the arc rubber sleeve 34, so that the structural strength is improved, the bending is realized through extruding the elastic rubber strip 33, the elastic rubber strip 33 has a restoration trend, the bending resistance of the cable can be enhanced, and meanwhile, the elastic rubber strip 33 is clamped on the outer side wall of the stretching resistant layer 31, so that the stretching resistance of the cable can be enhanced.
Referring to fig. 1 and 2, an armor layer 5 is disposed outside the reinforcement layer 3, and the armor layer 5 includes an inner armor wire layer 51 and an outer armor wire layer 52 with opposite twisting directions. The twisting directions of the inner armor wire layer 51 and the outer armor wire layer 52 are opposite, so that the torque of the composite cable is balanced, the rotary twisting in the use process is avoided, the tensile strength and the bearing performance are improved, and the inner armor wire layer 51 and the outer armor wire layer 52 can adopt high-strength galvanized steel wires.
The three insulating shielding wire cores 1 are stranded into a cable core through cabling, the coating layer 2 is coated outside the cable core, and the filling layer 4 is positioned in front of the coating layer 2 and the cable core. The filler layer 4 may be made of an elastic material, thereby further increasing the structural strength of the present cable.
While the utility model has been described above with reference to the accompanying drawings, it will be apparent that the utility model is not limited to the embodiments described above, but is intended to be within the scope of the utility model, as long as such insubstantial modifications are made by the method concepts and technical solutions of the utility model, or the concepts and technical solutions of the utility model are applied directly to other occasions without any modifications.
Claims (5)
1. The utility model provides a mining high strength cable, includes three insulation shielding sinle silk (1) and sets up at the outer coating (2) of three insulation shielding sinle silk (1), its characterized in that: each insulating shielding wire core (1) comprises a conductor (11) positioned at the center and a metal shielding layer (15) positioned at the outermost layer, wherein a conductor shielding layer (12), an insulating layer (13) and an insulating shielding layer (14) are sequentially arranged between the conductor (11) and the metal shielding layer (15) from inside to outside;
the novel plastic rubber hose is characterized in that a filling layer (4) is arranged inside the coating layer (2), a reinforcing layer (3) is arranged outside the coating layer (2), the reinforcing layer (3) comprises a stretch-proof layer (31), a plurality of hollow rubber hoses (32) which are uniformly distributed are arranged inside the stretch-proof layer (31), a plurality of arc rubber sleeves (34) which are uniformly distributed are arranged on the inner wall of the stretch-proof layer (31), and a spiral elastic rubber strip (33) is arranged on the outer wall of the stretch-proof layer (31);
an armor layer (5) is arranged outside the reinforcing layer (3).
2. A mining high strength cable according to claim 1, wherein: the three insulating shielding wire cores (1) are stranded into a cable core through cabling, the coating layers (2) are coated outside the cable core, and the filling layers (4) are located in front of the coating layers (2) and the cable core.
3. A mining high strength cable according to claim 1, wherein: the conductor (11) is formed by stranding aluminum alloy monofilaments or copper monofilaments, and the diameters of the aluminum alloy monofilaments or copper monofilaments are 2.52-2.53 mm.
4. A mining high strength cable according to claim 1, wherein: each arc-shaped rubber sleeve (34) is positioned between every two adjacent hollow rubber tubes (32), and the section of each elastic rubber strip (33) is circular.
5. A mining high strength cable according to claim 1, wherein: the armor (5) comprises an inner armor wire layer (51) and an outer armor wire layer (52) which are opposite in twisting direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321520222.7U CN220121508U (en) | 2023-06-15 | 2023-06-15 | Mining high strength cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321520222.7U CN220121508U (en) | 2023-06-15 | 2023-06-15 | Mining high strength cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220121508U true CN220121508U (en) | 2023-12-01 |
Family
ID=88888758
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321520222.7U Active CN220121508U (en) | 2023-06-15 | 2023-06-15 | Mining high strength cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220121508U (en) |
-
2023
- 2023-06-15 CN CN202321520222.7U patent/CN220121508U/en active Active
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