CN216427822U - High breaking force steel wire rope for high-rise elevator - Google Patents
High breaking force steel wire rope for high-rise elevator Download PDFInfo
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- CN216427822U CN216427822U CN202122067261.3U CN202122067261U CN216427822U CN 216427822 U CN216427822 U CN 216427822U CN 202122067261 U CN202122067261 U CN 202122067261U CN 216427822 U CN216427822 U CN 216427822U
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 129
- 239000010959 steel Substances 0.000 title claims abstract description 129
- 238000001746 injection moulding Methods 0.000 claims abstract description 19
- 230000002093 peripheral effect Effects 0.000 claims abstract description 15
- 239000010425 asbestos Substances 0.000 claims abstract description 11
- 229910052895 riebeckite Inorganic materials 0.000 claims abstract description 11
- 238000005242 forging Methods 0.000 claims abstract description 10
- 239000002131 composite material Substances 0.000 claims abstract 2
- 238000002347 injection Methods 0.000 claims description 4
- 239000007924 injection Substances 0.000 claims description 4
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims 1
- 238000005452 bending Methods 0.000 abstract description 5
- 238000006073 displacement reaction Methods 0.000 abstract description 3
- 238000000465 moulding Methods 0.000 abstract description 3
- 229920003023 plastic Polymers 0.000 abstract description 3
- 239000004033 plastic Substances 0.000 abstract description 3
- 210000000689 upper leg Anatomy 0.000 abstract description 3
- 238000005299 abrasion Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical group O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 1
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- Lift-Guide Devices, And Elevator Ropes And Cables (AREA)
Abstract
The utility model provides a high breaking tension steel wire rope for a high-rise elevator, and belongs to the technical field of steel wire ropes. The composite material comprises a central strand, a preset number of inner strands, a preset number of outer strands, a preset number of asbestos ropes, an injection molding layer and a wear-resistant layer. The inner layer strands are uniformly forged and compacted and wound on the peripheral side of the central strand, and the outer layer strands are uniformly forged and compacted and wound on the peripheral side of the inner layer strands; through the arrangement mode of forging and compacting, the steel wire rope has strong breaking force under the condition of low load. The injection molding layer is filled in the gap between the central strand and the inner strand, the gap between the inner strand and the outer strand and the gap between the outer strand and the wear-resistant layer; under the high load, the layer of moulding plastics reduces fretting wear through restriction thigh displacement, has ensured the bending fatigue life of this steel wire for wire rope breaking force is strong, thereby extension wire rope life.
Description
Technical Field
The utility model relates to the technical field of steel wire ropes, in particular to a high breaking tension steel wire rope for a high-rise elevator.
Background
The land resources are increasingly tense, the floors are higher and higher, and the installation and the use of high-rise elevators are more and more necessary. The elevator is a permanent transportation device which serves a plurality of specific floors in a building, a car of the elevator runs on at least two rows of rigid rails which are perpendicular to the horizontal plane or have an inclination angle smaller than 15 degrees with a vertical line, the size and the structural form of the car are convenient for passengers to go in and out or load and unload goods, the elevator is used as a general name of a vertical transportation tool in the building regardless of the driving mode, the elevator steel wire rope is a steel wire rope used on the elevator, the bearing capacity of the steel wire rope in the existing market is low, the breaking tensile strength is poor, and the service life of the steel wire rope is short.
SUMMERY OF THE UTILITY MODEL
In view of the above circumstances, an object of the present invention is to provide a high breaking force steel wire rope for a high rise elevator, which has a more stable and reliable structure and a long service life.
A high breaking force steel wire rope for a high-rise elevator comprises a central strand, a preset number of inner strands, a preset number of outer strands, a preset number of asbestos ropes, an injection molding layer and a wear-resistant layer; the inner layer strands are uniformly forged and compacted and are wound on the peripheral side of the central strand, the outer layer strands are uniformly forged and compacted and are wound on the peripheral side of the inner layer strands, and the wear-resistant layer is arranged on the peripheral side of the outer layer strands in a surrounding manner; the injection molding layer is filled in the gap between the central strand and the inner strand, the gap between the inner strand and the outer strand and the gap between the outer strand and the wear-resistant layer; the outer layer strand and the wear-resistant layer are connected with the injection molding layer, and the asbestos rope is arranged at the position of the injection molding layer.
Preferably, the injection molding layer is the pp injection molding layer. Because the surfaces of things made of PP materials are generally smooth, the friction force can be reduced, and the abrasion of the things is reduced. In addition, the steel wire rope has stronger tensile force and heat resistance, so the steel wire rope is not easily damaged by external acting force and heat, and the service life of the steel wire rope is prolonged.
Preferably, each inner layer strand and the center strand are forged and compacted to be in surface contact, and each outer layer strand and the inner layer strand are forged and compacted to be in surface contact.
Preferably, the center strand comprises 1 strand, the inner layer strand comprises 7 strands, and the outer layer strand comprises 14 strands.
Preferably, the central strand comprises 1 first central steel wire, 18 first thick steel wires and 6 first thin steel wires, 6 first thick steel wires are symmetrically twisted on the first central steel wire, 6 first thin steel wires are positioned in the outer gaps of two adjacent first thick steel wires, and 12 first thick steel wires are symmetrically twisted on the outermost side of the central strand.
Furthermore, the first central steel wire, the first thick steel wire and the first thin steel wire are subjected to die drawing, rope combination and then forging, compacting and forming to form the central strand. The whole rope breaking force of the steel wire rope is greatly improved, and the safety of elevator operation is improved.
Preferably, the inner layer strand and the outer layer strand both comprise 1 central steel wire, 10 thin steel wires, 5 middle thin steel wires and 10 thick steel wires; the 5 thin steel wires wrap and twist the central steel wire, 5 middle thin steel wires and 5 thin steel wires are arranged on the outer layer of the central steel wire in a staggered wrapping and twisting mode, and 10 thick steel wires are symmetrically wrapped and twisted on the outermost side of the inner layer strand.
Further, the center steel wire, the thin steel wires, the middle thin steel wires and the thick steel wires are subjected to die drawing, rope combination, forging and compacting to form the inner layer strand or the outer layer strand. The whole rope breaking force of the steel wire rope is greatly improved, and the safety of elevator operation is improved.
Preferably, the wear-resistant layer is an aluminum oxide wear-resistant layer. The thickness is 1-2 mm. So that the steel wire rope has excellent wear resistance.
The utility model provides a high breaking tension steel wire rope for a high-rise elevator, which comprises a central strand, a preset number of inner layer strands, a preset number of outer layer strands, a preset number of asbestos ropes, an injection molding layer and a wear-resistant layer. The inner layer strands are uniformly forged and compacted and wound on the peripheral side of the central strand, and the outer layer strands are uniformly forged and compacted and wound on the peripheral side of the inner layer strands; through the arrangement mode of forging and compacting, the steel wire rope has strong breaking force under the condition of low load. The injection molding layer is filled in the gap between the central strand and the inner strand, the gap between the inner strand and the outer strand and the gap between the outer strand and the wear-resistant layer; under the high load, the layer of moulding plastics reduces fretting wear through restriction thigh displacement, has ensured the bending fatigue life of this steel wire for wire rope breaking force is strong, thereby extension wire rope life. Meanwhile, the tensile strength and the fatigue resistance of the steel wire rope are enhanced by the asbestos rope. And the arrangement of the wear-resistant layer strengthens the wear-resistant strength of the steel wire rope. Therefore, the high-breaking-force steel wire rope for the high-rise elevator has the advantages of strong breaking force, high bending fatigue strength, high tensile strength and high fatigue resistance, so that the high-breaking-force steel wire rope has excellent performance when in use, and further has the advantage of long service life.
Drawings
FIG. 1 is a schematic structural view of a high breaking force steel wire rope for a high rise elevator according to the present invention;
wherein:
1-central strand, 2-inner layer strand, 3-outer layer strand, 4-asbestos rope, 5-injection molding layer and 6-wear-resistant layer.
Detailed Description
The embodiments described below are only a part of the embodiments of the present invention, and not all of them. 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, the embodiment provides a high breaking tension steel wire rope for a high-rise elevator, which includes a central strand 1, a predetermined number of inner strands 2, a predetermined number of outer strands 3, a predetermined number of asbestos ropes 4, an injection molding layer 5 and a wear-resistant layer 6; the inner layer strands 2 are uniformly forged and compacted and wound on the peripheral side of the central strand 1, the outer layer strands 3 are uniformly forged and compacted and wound on the peripheral side of the inner layer strands 2, and the wear-resistant layer 6 is circumferentially arranged on the peripheral side of the outer layer strands 3; the injection layer 5 is filled in the gap between the central strand 1 and the inner strand 2, the gap between the inner strand 2 and the outer strand 3 and the gap between the outer strand 3 and the wear-resistant layer 6; the asbestos rope 4 is arranged at the position of the injection molding layer 5 where the outer layer strand 3 and the wear-resistant layer 6 are located.
Preferably, the center strand 1 comprises 1 strand, the inner layer strand 2 comprises 7 strands, and the outer layer strand 3 comprises 14 strands. The number of strands is large, so that the flexibility of the steel wire rope is ensured. Each inner layer strand 2 and the central strand 1 are in surface contact through forging and compacting, and each outer layer strand 3 and the inner layer strand 2 are in surface contact through forging and compacting, so that breaking tension of the steel wire rope is enhanced.
Preferably, the injection molding layer 5 is the pp injection molding layer 5. Because the surfaces of things made of PP materials are generally smooth, the friction force can be reduced, and the abrasion of the things is reduced. In addition, the steel wire rope has stronger tensile force and heat resistance, so the steel wire rope is not easily damaged by external acting force and heat, and the service life of the steel wire rope is prolonged. The wear-resistant layer 6 is an aluminum oxide wear-resistant layer 6. The thickness is 1-2 mm. So that the steel wire rope has excellent wear resistance.
Preferably, the central strand 1 comprises 1 first central steel wire, 18 first thick steel wires and 6 first thin steel wires, 6 first thick steel wires are symmetrically twisted on the first central steel wire, 6 first thin steel wires are positioned in the outer gaps of two adjacent first thick steel wires, and 12 first thick steel wires are symmetrically twisted on the outermost side of the central strand 1. The number of the steel wires in the central strand 1 is large, and the overall flexibility of the steel wire rope is improved. Further, the first center steel wire, the first thick steel wire and the first thin steel wire are subjected to die drawing, rope combining, forging, compacting and forming to form the center strand 1. The whole rope breaking force of the steel wire rope is greatly improved, and the safety of elevator operation is improved.
Preferably, the inner layer strands 2 and the outer layer strands 3 both comprise 1 central steel wire, 10 thin steel wires, 5 middle thin steel wires and 10 thick steel wires; the 5 thin steel wires wrap and twist the central steel wire, 5 middle thin steel wires and 5 thin steel wires are arranged on the outer layer of the central steel wire in a staggered wrapping and twisting mode, and 10 thick steel wires are symmetrically wrapped and twisted on the outermost side of the inner layer strand 2. Further, the central steel wire, the thin steel wires, the middle thin steel wires and the thick steel wires are subjected to die drawing, rope combination, forging and compacting to form the inner layer strand 2 or the outer layer strand 3. The whole rope breaking force of the steel wire rope is greatly improved, and the safety of elevator operation is improved.
According to the high breaking tension steel wire rope for the high-rise elevator, the inner layer strands 2 are uniformly forged and compacted and are wound on the peripheral side of the central strand 1, and the outer layer strands 3 are uniformly forged and compacted and are wound on the peripheral side of the inner layer strands 2; through the arrangement mode of forging and compacting, the steel wire rope has strong breaking force under the condition of low load. The injection layer 5 is filled in the gap between the central strand 1 and the inner strand 2, the gap between the inner strand 2 and the outer strand 3 and the gap between the outer strand 3 and the wear-resistant layer 6; under the high load, the layer 5 of moulding plastics reduces fretting wear through restriction thigh displacement, has ensured the bending fatigue life of this steel wire for wire rope breaking force is strong, thereby extension wire rope life. Meanwhile, the tensile strength and the fatigue resistance of the steel wire rope are enhanced by the asbestos rope 4. And the arrangement of the wear-resistant layer 6 strengthens the wear-resistant strength of the steel wire rope. Therefore, the high-breaking-force steel wire rope for the high-rise elevator has the advantages of strong breaking force, high bending fatigue strength, high tensile strength and high fatigue resistance, so that the high-breaking-force steel wire rope has excellent performance when in use, and further has the advantage of long service life.
While the utility model has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes may be made and equivalents may be substituted for elements thereof without departing from the scope of the utility model.
Claims (9)
1. The utility model provides a high breaking force wire rope for high-rise elevator which characterized in that: the composite material comprises a central strand, a preset number of inner strands, a preset number of outer strands, a preset number of asbestos ropes, an injection molding layer and a wear-resistant layer; the inner layer strands are uniformly forged and compacted and are wound on the peripheral side of the central strand, the outer layer strands are uniformly forged and compacted and are wound on the peripheral side of the inner layer strands, and the wear-resistant layer is arranged on the peripheral side of the outer layer strands in a surrounding manner; the injection molding layer is filled in the gap between the central strand and the inner strand, the gap between the inner strand and the outer strand and the gap between the outer strand and the wear-resistant layer; the outer layer strand and the wear-resistant layer are connected with the injection molding layer, and the asbestos rope is arranged at the position of the injection molding layer.
2. The high breaking force steel cord for high rise elevators according to claim 1, wherein the injection molded layer is a pp injection molded layer.
3. The high breaking force steel wire rope for high rise elevators according to claim 1, wherein each of the inner layer strands is forged and compacted in a surface contact state with the center strand, and each of the outer layer strands is forged and compacted in a surface contact state with the inner layer strand.
4. The high breaking force steel cord for high rise elevators according to claim 1, wherein the center strand comprises 1 strand, the inner layer strand comprises 7 strands, and the outer layer strand comprises 14 strands.
5. The high breaking force steel cord for high rise elevators according to claim 1, wherein the center strand includes 1 first center steel wire, 18 first thick steel wires, and 6 first thin steel wires, wherein 6 first thick steel wires are symmetrically over-twisted with respect to the first center steel wire, 6 first thin steel wires are positioned in outer gaps between adjacent two first thick steel wires, and 12 first thick steel wires are symmetrically over-twisted with respect to the outermost side of the center strand.
6. The high breaking force steel cord for high rise elevators according to claim 5, wherein the first center steel wire, the first thick steel wire, and the first thin steel wire are formed into the center strand by die drawing, rope combining, forging, compacting, and the like.
7. The high breaking tension steel cord for high-rise elevators according to claim 1, wherein the inner layer strands and the outer layer strands each include 1 central steel wire, 10 thin steel wires, 5 middle thin steel wires, and 10 thick steel wires; the 5 thin steel wires wrap and twist the central steel wire, 5 middle thin steel wires and 5 thin steel wires are arranged on the outer layer of the central steel wire in a staggered wrapping and twisting mode, and 10 thick steel wires are symmetrically wrapped and twisted on the outermost side of the inner layer strand.
8. The high breaking force steel cord for high rise elevators according to claim 7, wherein the center steel wire, the thin steel wires, the middle thin steel wires, and the thick steel wires are drawn by a die, combined, and then forged and compacted to form the inner layer strand or the outer layer strand.
9. The high breaking force steel wire rope for high rise elevators according to claim 1, wherein the wear-resistant layer is an alumina wear-resistant layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122067261.3U CN216427822U (en) | 2021-08-30 | 2021-08-30 | High breaking force steel wire rope for high-rise elevator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122067261.3U CN216427822U (en) | 2021-08-30 | 2021-08-30 | High breaking force steel wire rope for high-rise elevator |
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| Publication Number | Publication Date |
|---|---|
| CN216427822U true CN216427822U (en) | 2022-05-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122067261.3U Active CN216427822U (en) | 2021-08-30 | 2021-08-30 | High breaking force steel wire rope for high-rise elevator |
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| Country | Link |
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| CN (1) | CN216427822U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114908593A (en) * | 2022-05-11 | 2022-08-16 | 江苏赛福天钢索股份有限公司 | Four-strand steel wire rope and preparation method thereof |
-
2021
- 2021-08-30 CN CN202122067261.3U patent/CN216427822U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114908593A (en) * | 2022-05-11 | 2022-08-16 | 江苏赛福天钢索股份有限公司 | Four-strand steel wire rope and preparation method thereof |
| CN114908593B (en) * | 2022-05-11 | 2024-05-24 | 江苏赛福天集团股份有限公司 | Four-strand steel wire rope and preparation method thereof |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: No. 151, Furong Zhongsan Road, Xishan Economic Development Zone, Xishan District, Wuxi City, Jiangsu Province, 214000 Patentee after: Jiangsu Saifutian Group Co.,Ltd. Country or region after: China Address before: No. 151, Furong Zhongsan Road, Xishan Economic Development Zone, Xishan District, Wuxi City, Jiangsu Province, 214000 Patentee before: JIANGSU SAFETY STEEL WIRE ROPE Co.,Ltd. Country or region before: China |