CN102444039A - High-strength steel wire rope for machine-room-less elevator and preparation method thereof - Google Patents
High-strength steel wire rope for machine-room-less elevator and preparation method thereof Download PDFInfo
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- CN102444039A CN102444039A CN2010105029578A CN201010502957A CN102444039A CN 102444039 A CN102444039 A CN 102444039A CN 2010105029578 A CN2010105029578 A CN 2010105029578A CN 201010502957 A CN201010502957 A CN 201010502957A CN 102444039 A CN102444039 A CN 102444039A
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 37
- 239000010959 steel Substances 0.000 title claims abstract description 37
- 238000002360 preparation method Methods 0.000 title claims abstract description 12
- 244000198134 Agave sisalana Species 0.000 claims abstract description 12
- 235000011624 Agave sisalana Nutrition 0.000 claims abstract description 10
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 238000005299 abrasion Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 210000000689 upper leg Anatomy 0.000 description 3
- 230000002929 anti-fatigue Effects 0.000 description 2
- 238000005452 bending Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
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Abstract
The invention discloses a high-strength steel wire rope for a machine-room-less elevator and a preparation method thereof. The outer layer strands are symmetrically twisted with the central strands, and the central strands adopt sisal rope cores. The preparation method comprises the following steps: firstly, inner and outer layers of thin steel wires with the same diameter and 6 thin steel wires are wrapped and twisted with a central thick steel wire in a filling type to form a single strand as an outer layer strand, and then the 6 single strands are wrapped and twisted with the central strand to form a rope combination, wherein the central strand adopts a sisal rope core. Compared with the traditional 8-strand sisal hemp core filled steel wire rope, the 6-strand filled steel wire rope has the advantages of good coilability, strong bearing capacity and good wear resistance, can reduce the elongation and production cost of the steel wire rope, and is suitable for the elevator without a machine room.
Description
Technical field
The present invention relates to a kind of steel wire rope and preparation method thereof, be meant that specifically machine-roomless lift is with high strength wire rope and preparation method thereof.
Background technology
Do not take machine room space, environmental protection, advantage such as energy-conservation because machine-roomless lift has, in recent years, this type of elevator development is very fast, utilization ground more and more widely, market is more and more big.At present, machine-roomless lift is with 8
*19S+NF structure class steel wire rope is in the majority, and the reelability of this type steel wire rope is bad, and bearing capacity is relatively poor, and production cost is higher simultaneously.
Summary of the invention
The objective of the invention is to,, propose a kind of machine-roomless lift, with advantage such as realize that production cost is low, the reelability of steel wire rope can be good, percentage elongation is little, ABRASION RESISTANCE is high and bearing capacity is big with high strength wire rope and preparation method thereof to the problems referred to above.
For solving the problems of the technologies described above, the technical scheme that the present invention adopts is:
Machine-roomless lift comprises central strand and outer layer strand two parts with high strength wire rope, and said outer layer strand symmetry bag is twisted with the fingers central strand.
Further be improved to, said steel wire rope is to twist with the fingers the central strand system of twisting with the fingers by 6 outer layer strand bags to form, and central strand adopts Sisal Hemp Rope Core.
Moreover outer layer strand is the filled type system of twisting with the fingers by two-layer inclined to one side finer wire inside and outside the same diameter and center thick wire of 6 finer wire bag sth. made by twisting and forms.Wherein, 6 of steel wire of internal layer, 12 of cover wires are filled 6 finer wires between internal layer and the cover wire, be the filled type system of twisting with the fingers and form.
Simultaneously, the present invention also provides the preparation method of simple, the easy to operate above-mentioned machine-roomless lift of a kind of technology with high strength wire rope.
Said preparation method: earlier two-layer inclined to one side finer wire inside and outside the same diameter and 6 finer wire bags are twisted with the fingers a center thick wire and be filled type and be twisted into a sub-thread as outer layer strand.Wherein, 6 of steel wire of internal layer, 12 of cover wires are filled 6 finer wires between internal layer and the cover wire, be the filled type system of twisting with the fingers and form.Again 6 said sub-thread bags are twisted with the fingers the central strand system of twisting with the fingers and close rope and form product, said central strand adopts Sisal Hemp Rope Core.
The present invention has following beneficial effect;
1, because machine-roomless lift adopts the filled type structure with the high strength wire rope outer layer strand, and in use, it has higher antifatigue bending property, steel wire rope can reach 18.5 around coefficient, contrast 8*19S+NF structure reelability raising 20%.
2, the rupture pull force coefficient of no machine room high strength wire rope can reach 0.356, and contrast 8*19S+NF structure improves more than 20%, contrasts the 8*19S+NF steel wire rope that present conventional lift uses, and the percentage elongation of 6 strands of filled type steel cord structures decreases.
3, because twisting with the fingers the central strand system of twisting with the fingers by 6 outer layer strand bags, steel wire rope forms; Compare the steel wire rope of 8 outer layer strand of same size, 6 strands steel wire rope has directly increased 20-25% at the outer layer strand thigh, and production efficiency has improved more than 30%; Reduced production cost greatly; Because burst footpath is thicker, cover wire silk footpath is thick, has also improved the steel wire rope ABRASION RESISTANCE to a certain extent simultaneously.
Description of drawings
Accompanying drawing is used to provide further understanding of the present invention, and constitutes the part of specification, is used to explain the present invention with embodiments of the invention, is not construed as limiting the invention.In the accompanying drawing:
Fig. 1 is the cross section structure sketch map of machine-roomless lift of the present invention with high strength wire rope;
Fig. 2 is the outer layer strand cross section structure sketch map of machine-roomless lift of the present invention with high strength wire rope;
Mark is illustrated as among Fig. 1: 1 central strand (Sisal Hemp Rope Core), 2 outer layer strand.
Mark is illustrated as among Fig. 2: 1 thick wire, 2 inclined to one side finer wires, 3 finer wires.
The specific embodiment
Below in conjunction with accompanying drawing the preferred embodiments of the present invention are described, should be appreciated that preferred embodiment described herein only is used for explanation and explains the present invention, and be not used in qualification the present invention.
As shown in Figure 1, machine-roomless lift is used high strength wire rope, comprises central strand 1 and outer layer strand 2, and outer layer strand is wrapped symmetrically and twisted with the fingers central strand 1.
Its preparation method is:
Arranged steel wire through noseplate twisting with the fingers on strand car, produced desired structure, eliminated the stress of thigh again through post-former effectively, be received on the I-beam wheel then through closing up mouthful to compress with the line ball punching block.Be prepared into filled type outer layer strand 2.
When closing rope; Elder generation twists with the fingers central strand 1 (Sisal Hemp Rope Core) by 6 outer layer strand, 2 bags and on finished car, arranges through noseplate, through pre-former, compresses through closing up mouth again; Eliminate the stress of thigh again through post-former effectively, be received in then and form steel wire rope on the I-beam wheel.
Because steel wire rope is twisted with the fingers central strand (Sisal Hemp Rope Core) system of twisting with the fingers by 6 outer layer strand bags and is formed; Compare the steel wire rope of 8 outer layer strand of same size; The unit steel wire diameter that 6 strands steel wire rope distributes at skin than 8 strands slightly; The contact area of steel wire rope and traction sheave increases, and the ABRASION RESISTANCE of steel wire rope also improves greatly.
Simultaneously; Because said outer layer strand is to twist with the fingers central strand (Sisal Hemp Rope Core) by 6 outer layer strand bags; Its each outer layer strand is the filled type system of twisting with the fingers by two-layer inclined to one side finer wire inside and outside the same diameter and center thick wire of 6 finer wire bag sth. made by twisting and forms, and in use, the steel wire rope of this structure has higher antifatigue bending property; Improve the reelability of steel wire rope greatly, and then improved the bearing capacity of steel wire rope.Contrast the 8*19S+NF steel wire rope that present conventional lift uses, the rope stretch rate of 6 bursts of filled type structures has reduced by 2%, and production cost also is able to reduce greatly in addition.
What should explain at last is: the above is merely the preferred embodiments of the present invention; Be not limited to the present invention; Although the present invention has been carried out detailed explanation with reference to previous embodiment; For a person skilled in the art, it still can be made amendment to the technical scheme that aforementioned each embodiment put down in writing, and perhaps part technical characterictic wherein is equal to replacement.All within spirit of the present invention and principle, any modification of being done, be equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (4)
1. machine-roomless lift is used high strength wire rope, it is characterized by: said machine-roomless lift comprises central strand and outer layer strand two parts with high strength wire rope, and said outer layer strand symmetry bag is twisted with the fingers central strand.
2. machine-roomless lift according to claim 1 is used high strength wire rope, it is characterized in that: said steel wire rope is to twist with the fingers the central strand system of twisting with the fingers by 6 outer layer strand bags to form, and central strand adopts Sisal Hemp Rope Core.
3. machine-roomless lift according to claim 2 is used high strength wire rope, it is characterized in that: said outer layer strand is the filled type system of twisting with the fingers by two-layer inclined to one side finer wire inside and outside the same diameter and center thick wire of 6 finer wire bag sth. made by twisting and forms.Wherein, 6 of steel wire of internal layer, 12 of cover wires are filled 6 finer wires between internal layer and the cover wire, be the filled type system of twisting with the fingers and form.
4. the described machine-roomless lift of claim 1 is characterized in that with the preparation method of high strength wire rope:
Said preparation method: earlier two-layer inclined to one side finer wire inside and outside the same diameter and 6 finer wire bags are twisted with the fingers a center thick wire and be filled type and be twisted into a sub-thread as outer layer strand; Again 6 said sub-thread bags are twisted with the fingers the central strand system of twisting with the fingers and close rope and form product, said central strand adopts Sisal Hemp Rope Core.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105029578A CN102444039A (en) | 2010-10-12 | 2010-10-12 | High-strength steel wire rope for machine-room-less elevator and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105029578A CN102444039A (en) | 2010-10-12 | 2010-10-12 | High-strength steel wire rope for machine-room-less elevator and preparation method thereof |
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| CN102444039A true CN102444039A (en) | 2012-05-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2010105029578A Pending CN102444039A (en) | 2010-10-12 | 2010-10-12 | High-strength steel wire rope for machine-room-less elevator and preparation method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116815522A (en) * | 2023-06-27 | 2023-09-29 | 天津市新天钢钢线钢缆有限公司 | High-strength steel wire rope and preparation method thereof |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030206419A1 (en) * | 2002-05-02 | 2003-11-06 | Fatzer Ag Huber + Suhner Ag | Luminous rope |
| CN201027279Y (en) * | 2007-03-30 | 2008-02-27 | 南通钢绳(集团)有限公司 | Bright steel wire rope |
| CN201027277Y (en) * | 2007-03-30 | 2008-02-27 | 南通钢绳(集团)有限公司 | Zinc coated wire ropes |
| CN101581048A (en) * | 2008-05-15 | 2009-11-18 | 贵州钢绳股份有限公司 | Stainless steel wire for spaceflight |
| CN201449756U (en) * | 2009-06-24 | 2010-05-05 | 江苏亚盛金属制品有限公司 | Stainless steel connecting cable for high-speed railways |
| CN201459492U (en) * | 2009-03-31 | 2010-05-12 | 天津高盛钢丝绳有限公司 | Novel elevator wire rope |
| CN101824762A (en) * | 2010-05-07 | 2010-09-08 | 无锡通用钢绳有限公司 | Compacted steel wire rope for elevator |
| CN201883332U (en) * | 2010-10-12 | 2011-06-29 | 江苏赛福天钢绳有限公司 | Traction steel wire rope for machine roomless elevator |
-
2010
- 2010-10-12 CN CN2010105029578A patent/CN102444039A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030206419A1 (en) * | 2002-05-02 | 2003-11-06 | Fatzer Ag Huber + Suhner Ag | Luminous rope |
| CN201027279Y (en) * | 2007-03-30 | 2008-02-27 | 南通钢绳(集团)有限公司 | Bright steel wire rope |
| CN201027277Y (en) * | 2007-03-30 | 2008-02-27 | 南通钢绳(集团)有限公司 | Zinc coated wire ropes |
| CN101581048A (en) * | 2008-05-15 | 2009-11-18 | 贵州钢绳股份有限公司 | Stainless steel wire for spaceflight |
| CN201459492U (en) * | 2009-03-31 | 2010-05-12 | 天津高盛钢丝绳有限公司 | Novel elevator wire rope |
| CN201449756U (en) * | 2009-06-24 | 2010-05-05 | 江苏亚盛金属制品有限公司 | Stainless steel connecting cable for high-speed railways |
| CN101824762A (en) * | 2010-05-07 | 2010-09-08 | 无锡通用钢绳有限公司 | Compacted steel wire rope for elevator |
| CN201883332U (en) * | 2010-10-12 | 2011-06-29 | 江苏赛福天钢绳有限公司 | Traction steel wire rope for machine roomless elevator |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116815522A (en) * | 2023-06-27 | 2023-09-29 | 天津市新天钢钢线钢缆有限公司 | High-strength steel wire rope and preparation method thereof |
| CN116815522B (en) * | 2023-06-27 | 2026-02-06 | 天津市新天钢钢线钢缆有限公司 | High-strength steel wire rope and preparation method thereof |
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Addressee: Xia Yanping Document name: Notification that Application Deemed not to be Proposed |
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Application publication date: 20120509 |