CN105369657B - Elevator traction rope - Google Patents

Elevator traction rope Download PDF

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Publication number
CN105369657B
CN105369657B CN201510727385.6A CN201510727385A CN105369657B CN 105369657 B CN105369657 B CN 105369657B CN 201510727385 A CN201510727385 A CN 201510727385A CN 105369657 B CN105369657 B CN 105369657B
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China
Prior art keywords
rope
strand
rope strand
center
peripheral
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Application number
CN201510727385.6A
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Chinese (zh)
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CN105369657A (en
Inventor
王泽伟
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hitachi Elevator China Co Ltd
Original Assignee
Hitachi Elevator China Co Ltd
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Application filed by Hitachi Elevator China Co Ltd filed Critical Hitachi Elevator China Co Ltd
Priority to CN201510727385.6A priority Critical patent/CN105369657B/en
Publication of CN105369657A publication Critical patent/CN105369657A/en
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Classifications

    • DTEXTILES; PAPER
    • D07ROPES; CABLES OTHER THAN ELECTRIC
    • D07BROPES OR CABLES IN GENERAL
    • D07B1/00Constructional features of ropes or cables
    • D07B1/02Ropes built-up from fibrous or filamentary material, e.g. of vegetable origin, of animal origin, regenerated cellulose, plastics
    • D07B1/04Ropes built-up from fibrous or filamentary material, e.g. of vegetable origin, of animal origin, regenerated cellulose, plastics with a core of fibres or filaments arranged parallel to the centre line
    • DTEXTILES; PAPER
    • D07ROPES; CABLES OTHER THAN ELECTRIC
    • D07BROPES OR CABLES IN GENERAL
    • D07B1/00Constructional features of ropes or cables
    • D07B1/06Ropes or cables built-up from metal wires, e.g. of section wires around a hemp core
    • D07B1/08Ropes or cables built-up from metal wires, e.g. of section wires around a hemp core the layers of which are formed of profiled interlocking wires, i.e. the strands forming concentric layers
    • D07B1/10Ropes or cables built-up from metal wires, e.g. of section wires around a hemp core the layers of which are formed of profiled interlocking wires, i.e. the strands forming concentric layers with a core of wires arranged parallel to the centre line
    • DTEXTILES; PAPER
    • D07ROPES; CABLES OTHER THAN ELECTRIC
    • D07BROPES OR CABLES IN GENERAL
    • D07B2201/00Ropes or cables
    • D07B2201/10Rope or cable structures
    • D07B2201/1012Rope or cable structures characterised by their internal structure
    • D07B2201/102Rope or cable structures characterised by their internal structure including a core
    • DTEXTILES; PAPER
    • D07ROPES; CABLES OTHER THAN ELECTRIC
    • D07BROPES OR CABLES IN GENERAL
    • D07B2201/00Ropes or cables
    • D07B2201/10Rope or cable structures
    • D07B2201/1092Parallel strands
    • DTEXTILES; PAPER
    • D07ROPES; CABLES OTHER THAN ELECTRIC
    • D07BROPES OR CABLES IN GENERAL
    • D07B2201/00Ropes or cables
    • D07B2201/20Rope or cable components
    • D07B2201/2047Cores
    • D07B2201/2052Cores characterised by their structure
    • D07B2201/2055Cores characterised by their structure comprising filaments or fibers
    • D07B2201/2057Cores characterised by their structure comprising filaments or fibers resulting in a twisted structure
    • DTEXTILES; PAPER
    • D07ROPES; CABLES OTHER THAN ELECTRIC
    • D07BROPES OR CABLES IN GENERAL
    • D07B2201/00Ropes or cables
    • D07B2201/20Rope or cable components
    • D07B2201/2047Cores
    • D07B2201/2052Cores characterised by their structure
    • D07B2201/2059Cores characterised by their structure comprising wires
    • D07B2201/2061Cores characterised by their structure comprising wires resulting in a twisted structure
    • DTEXTILES; PAPER
    • D07ROPES; CABLES OTHER THAN ELECTRIC
    • D07BROPES OR CABLES IN GENERAL
    • D07B2201/00Ropes or cables
    • D07B2201/20Rope or cable components
    • D07B2201/2083Jackets or coverings
    • D07B2201/2092Jackets or coverings characterised by the materials used
    • DTEXTILES; PAPER
    • D07ROPES; CABLES OTHER THAN ELECTRIC
    • D07BROPES OR CABLES IN GENERAL
    • D07B2501/00Application field
    • D07B2501/20Application field related to ropes or cables
    • D07B2501/2007Elevators

Landscapes

  • Lift-Guide Devices, And Elevator Ropes And Cables (AREA)
  • Ropes Or Cables (AREA)

Abstract

The present invention relates to a kind of elevator traction ropes, include rope body equipped with the first covering body, the center rope strand being coated in the first covering body and the peripheries Duo Gen rope strand, more peripheral rope strands are evenly distributed in the circumferential direction around the periphery of center rope strand, the central axis of every peripheral rope strand is with the central axis of center rope strand apart from equal, and the central axis of every peripheral rope strand is arranged with the centerline axis parallel of center rope strand.Peripheral rope strand is arranged in parallel in the periphery of center rope strand, its axis is parallel with the axis of center rope strand, and the axis of every peripheral rope strand is equal with the axial line distance of center rope strand, when traction rope can be made to pass through the grooving of traction rope sheave, rotation power is not generated inside traction rope, avoiding the effect due to rotation power makes the first covering body of traction rope peripheral surface shear, and it causes the too fast fracture by fatigue of the first covering body and destroys the performance of traction rope, the service life for extending traction rope, ensures the operational safety of elevator.

Description

Elevator traction rope
Technical field
The present invention relates to traction elevator technical fields, more particularly to a kind of elevator traction rope.
Background technology
Current existing traction rope includes wire rope core and the outer rope strands of Duo Gen, and multiple outer rope strands are centered around the outer of wire rope core in the shape of a spiral The periphery in week, traction rope is covered with inclusion enclave, in elevator operation, when traction rope acts on tensioned or bending force, and traction Restrict integrally can be such that traction rope is generated on grooving around center axis rotation, rotation minutely slides, due to traction rope periphery It is covered with resin layer, keeps the friction coefficient of traction rope and grooving high, grooving can limit the peripheral surface rotation of traction rope, therefore lead The torque force generated inside messenger can play the inclusion enclave of peripheral surface shearing force, and long-time service can damage inclusion enclave, So that inclusion enclave is cracked, and the steel wire inside traction rope is caused to expose and contacted with grooving, so that steel wire is rubbed, it is disconnected to generate cable wire The service life of traction rope is shortened in the danger split, and there are security risks.
Invention content
The purpose of the present invention is to provide a kind of elevator traction ropes, can prevent traction rope from occurring in the case of stress certainly Turn, extends the service life of traction rope, ensure the operational safety of elevator.
To achieve the purpose of the present invention, it adopts the technical scheme that:
A kind of elevator traction rope, include equipped with the first covering body rope body, the axial cord that is coated in the first covering body Stock and more peripheral rope strands, more peripheral rope strands are evenly distributed in the circumferential direction around the periphery of center rope strand, every outer rope The central axis of stock is with the central axis of center rope strand apart from equal, and the central axis of every peripheral rope strand is and axial cord The centerline axis parallel setting of stock.
Peripheral rope strand is arranged in parallel in the periphery of center rope strand, and axis is parallel with the axis of center rope strand, and every outer The axis of rope stock is equal with the axial line distance of center rope strand, when traction rope can be made to pass through the grooving of traction rope sheave, in traction rope Portion does not generate rotation power, avoids the effect due to rotation power that the first covering body of traction rope peripheral surface is made to shear, and makes At the performance of the too fast fracture by fatigue of the first covering body and destruction traction rope, extend the service life of traction rope, ensures elevator Operational safety.And rope body is equipped with the first covering body, the first covering body is filled into gap and outer rope between peripheral rope strand Gap between stock and center rope strand, external rope stock and center rope strand, which serve, to be fixed and supported, at the same can to avoid with subtract Abrasion between slow periphery rope strand and center rope strand, extends the service life of traction rope.
Technical solution is further illustrated below:
Further, center rope strand and peripheral rope strand include the second covering body and are coated in the second covering body Wire rope core main body, wire rope core main body are formed by more steel wire twistings.By more mutually twisted high-tensile steel wires, center rope strand is improved Reduce the straight of peripheral rope strand and center rope strand under conditions of ensureing traction rope rupture pull force with the tensile strength of peripheral rope strand Diameter, and reduce the integral diameter of traction rope, and then make to match the traction machine miniaturization used with traction rope, reduce traction machine at This, saves ele-vator shaft spaces.
Further, the tensile strength of steel wire is greater than or equal to 2000MPa.
Further, center rope strand and the peripheral rope strand including the second covering body and are coated on the second covering body Interior wire rope core main body, wire rope core main body are equipped with more carbon fibers.By more high-strength carbon fibers, center rope strand and outer rope are improved The tensile strength of stock reduces the diameter of peripheral rope strand and center rope strand under conditions of ensureing traction rope rupture pull force, and reduces The integral diameter of traction rope, and then make to match the traction machine miniaturization used with traction rope, traction machine cost is reduced, elevator is saved Hoistway space.
Further, the tensile strength of carbon fiber is greater than or equal to 3500MPa.
Further, the material of the first covering body is resin.First covering body is resin, and the first covering body is made to be easier The gap between gap and peripheral rope strand and center rope strand between the peripheral rope strand of package, external rope stock and center rope strand rise Effect is fixed and supported, while improving the wearability and high flexibility of leash, extends the service life of traction rope.
Further, resin is thermoplastic polyurethane resin.Thermoplastic polyurethane resin has high-wearing feature and extension Property, and there is stronger natural aging and anti acid alkali performance, further increase the wearability and high flexibility of leash.
Further, peripheral rope strand has at least 6.
Further, the cross section of rope body is circle.Facilitate and realize Elevator weight sensor side and postposition, is conducive to elevator production Product cope with various hoistway spaces, and the hoistway especially suitable for machine-roomless lift is arranged.
Further, the diameter of rope body is greater than or equal to 3mm.
Compared with prior art, the invention has the advantages that:
Periphery rope strand of the invention is arranged in parallel in the periphery of center rope strand, and axis is parallel with the axis of center rope strand, and The axis of every peripheral rope strand is equal with the axial line distance of center rope strand, when traction rope can be made to pass through the grooving of traction rope sheave, leads Rotation power is not generated inside messenger, avoids the effect due to rotation power that the first covering body of traction rope peripheral surface is made to cut It cuts, and causes the too fast fracture by fatigue of the first covering body and destroy the performance of traction rope, extend the service life of traction rope, protect Demonstrate,prove the operational safety of elevator.
Description of the drawings
Fig. 1 is structural schematic diagram of the first embodiment of the invention elevator traction with rope sheave;
Fig. 2 is the Section A-A sectional view of Fig. 1;
Fig. 3 is structural schematic diagram of the second embodiment of the invention elevator traction with rope sheave;
Fig. 4 is the section B-B sectional view of Fig. 3.
Reference sign:
10. body of restricting, 110. first covering bodies, 20. center rope strands, 30. peripheral rope strands, 40. second covering bodies, 50. wire rope cores Main body, 510. steel wires, 520. carbon fibers.
Specific implementation mode
The embodiment of the present invention is described in detail below in conjunction with the accompanying drawings:
As depicted in figs. 1 and 2, a kind of elevator traction rope includes rope body 10 equipped with the first covering body 110, is coated on Center rope strand 20 in first covering body 110 and the peripheries Duo Gen rope strand 30, more peripheral rope strands 30 are the center of circle with center rope strand 20 Evenly distributed in the circumferential direction, the central axis of more peripheral rope strands 30 is arranged with the centerline axis parallel of center rope strand 20.
Peripheral rope strand 30 is arranged in parallel in the periphery of center rope strand 20, and axis is parallel with the axis of center rope strand 20, and The axis of every peripheral rope strand 30 is equal with the axial line distance of center rope strand 20, and traction rope can be made to pass through the grooving of traction rope sheave When, rotation power is not generated inside traction rope, and the effect due to rotation power is avoided to make the first covering body 110 of traction rope peripheral surface It shears, and causes the 110 too fast fracture by fatigue of the first covering body and destroy the performance of traction rope, extend making for traction rope With the service life, ensure the operational safety of elevator.And rope body 10 is equipped with the first covering body 110, the first covering body 110 is filled into outer rope The gap between gap and peripheral rope strand 30 and center rope strand 20 between stock 30, external rope stock 30 and center rope strand 20 rise Fix and support effect, at the same can to avoid and slow down the abrasion between peripheral rope strand 30 and center rope strand 20, extend traction rope Service life.
In the present embodiment, center rope strand 20 and peripheral rope strand 30 including the second covering body 40 and are coated on the second packet Cover the wire rope core main body 50 in body 40, wire rope core main body 50 is formed by more 510 twistings of steel wire, the tensile strength of steel wire 510 be more than or Equal to 2000MPa.By more mutually twisted high-tensile steel wires 510, the tension of center rope strand 20 and peripheral rope strand 30 is improved Intensity reduces the diameter of peripheral rope strand 30 and center rope strand 20 under conditions of ensureing traction rope rupture pull force, and reduces traction The integral diameter of rope, and then make to match the traction machine miniaturization used with traction rope, traction machine cost is reduced, elevator shaft is saved Space.
The material of first covering body 110 and the second covering body 40 is resin.First covering body 110 and the second covering body 40 are Resin makes the first covering body 110 be easier to wrap up the gap between peripheral rope strand 30 and peripheral rope strand 30 and center rope strand 20 Between gap, make the second covering body 40 be easier to fill to the gap between steel wire 510 in wire rope core main body 50, external rope stock 30 and center rope strand 20 act the wearability and high flexibility for fixing and supporting, while improving leash, extend traction rope Service life.
In the present embodiment, resin is thermoplastic polyurethane resin.Thermoplastic polyurethane resin has high-wearing feature and prolongs Malleability, and there is stronger natural aging and anti acid alkali performance, further increase the wearability and high flexibility of leash.Resin is also It can root
As shown in Fig. 2, peripheral rope strand 30 has 6, the axis of 6 peripheral rope strands 30 is on same cylindrical surface, body 10 of restricting Cross section is circle, a diameter of 6mm for body 10 of restricting.The traction rope of circular configuration facilitates and realizes Elevator weight sensor side and postposition, has Various hoistway spaces are coped with conducive to lift product, the hoistway especially suitable for machine-roomless lift is arranged.It can also be according to practical need The quantity of peripheral rope strand 30 is arranged 6 or more, the diameter of rope body 10 is set as being not less than 3mm.
Unlike the embodiments above, in the present embodiment, as shown in Figure 3 and Figure 4, wire rope core main body 50 is equipped with more carbon The tensile strength of fiber 520, carbon fiber 520 is greater than or equal to 3500MPa.By more high-strength carbon fibers 520, center is improved The tensile strength of rope strand 20 and peripheral rope strand 30 reduces peripheral rope strand 30 under conditions of ensureing traction rope rupture pull force The diameter of heart rope strand 20, and the integral diameter of traction rope is reduced, and then make to match the traction machine miniaturization used, drop with traction rope Low traction machine cost saves ele-vator shaft spaces.
Each technical characteristic of embodiment described above can be combined arbitrarily, to keep description succinct, not to above-mentioned reality It applies all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited In contradiction, it is all considered to be the range of this specification record.
Several embodiments of the invention above described embodiment only expresses, the description thereof is more specific and detailed, but simultaneously It cannot therefore be construed as limiting the scope of the patent.It should be pointed out that coming for those of ordinary skill in the art It says, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to the protection of the present invention Range.Therefore, the protection domain of patent of the present invention should be determined by the appended claims.

Claims (10)

1. a kind of elevator traction rope, which is characterized in that include rope body equipped with the first covering body, be coated on first cladding Internal center rope strand and the peripheries Duo Gen rope strand, the more peripheral rope strands surround the periphery of the center rope strand along the circumferential direction It is evenly arranged, the central axis of the every peripheral rope strand is with the central axis of the center rope strand apart from equal, and every The central axis of the periphery rope strand is arranged with the centerline axis parallel of the center rope strand;First covering body is filled into periphery The gap between gap and peripheral rope strand and center rope strand between rope strand, external rope stock and center rope strand play fixed and branch Support acts on.
2. elevator traction rope according to claim 1, which is characterized in that the center rope strand and the peripheral rope strand wrap The wire rope core main body for including the second covering body and being coated in second covering body, the wire rope core main body by more steel wire twistings and At.
3. elevator traction rope according to claim 2, which is characterized in that the tensile strength of the steel wire is greater than or equal to 2000MPa。
4. elevator traction rope according to claim 1, which is characterized in that the center rope strand and the peripheral rope strand wrap The wire rope core main body for including the second covering body and being coated in second covering body, the wire rope core main body are equipped with more carbon fibers.
5. elevator traction rope according to claim 4, which is characterized in that the tensile strength of the carbon fiber is greater than or equal to 3500MPa。
6. elevator traction rope according to any one of claims 1 to 5, which is characterized in that the material of first covering body For resin.
7. elevator traction rope according to claim 6, which is characterized in that the resin is thermoplastic polyurethane resin.
8. elevator traction rope according to any one of claims 1 to 5, which is characterized in that the periphery rope strand has at least 6 Root.
9. elevator traction rope according to any one of claims 1 to 5, which is characterized in that the cross section of the rope body is circle Shape.
10. elevator traction rope according to claim 9, which is characterized in that the diameter of the rope body is greater than or equal to 3mm.
CN201510727385.6A 2015-10-29 2015-10-29 Elevator traction rope Active CN105369657B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201510727385.6A CN105369657B (en) 2015-10-29 2015-10-29 Elevator traction rope

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Application Number Priority Date Filing Date Title
CN201510727385.6A CN105369657B (en) 2015-10-29 2015-10-29 Elevator traction rope

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CN105369657A CN105369657A (en) 2016-03-02
CN105369657B true CN105369657B (en) 2018-07-13

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Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102017112639B3 (en) * 2017-06-08 2018-06-21 Firma Pfeifer Drako Drahtseilwerk GmbH & Co. KG Wire rope as a traction rope for lifts
CN107675533A (en) * 2017-10-12 2018-02-09 海瑞可(武汉)新材料有限公司 A kind of novel elevator pull rope
CN109319630B (en) * 2018-10-12 2024-07-02 佛山市高明区安承升降装备研究院 Elevator traction rope
CN109338764B (en) * 2018-10-12 2024-04-09 佛山市高明区安承升降装备研究院 Elevator haulage rope
CN109440507B (en) * 2018-10-12 2021-08-20 佛山市高明区安承升降装备研究院 Elevator composite traction rope

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5573852A (en) * 1989-04-12 1996-11-12 Vorspann-Technik Gesellschaft M.B.H. Tensioning bundles comprising a plurality of tensioning members such as stranded wires, rods or single wires
JP3177397B2 (en) * 1994-03-02 2001-06-18 インベンテイオ・アクテイエンゲゼルシヤフト Cable as elevator suspension means

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100941120B1 (en) * 2009-04-02 2010-02-10 태림제강주식회사 Rope for elevator
CN102220712A (en) * 2011-07-04 2011-10-19 江苏法尔胜技术开发中心有限公司 Steel wire rope containing composite material
CN202482680U (en) * 2012-03-07 2012-10-10 宝鸡石油机械有限责任公司 Multilayer and multi-strand anti-rotation steel wire ropes for port gantry crane
CN102587172A (en) * 2012-03-15 2012-07-18 江苏神王集团有限公司 Large diameter wire rope
CN203049354U (en) * 2012-12-31 2013-07-10 夏国谊 Anti-corrosion package plastic steel wire rope

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5573852A (en) * 1989-04-12 1996-11-12 Vorspann-Technik Gesellschaft M.B.H. Tensioning bundles comprising a plurality of tensioning members such as stranded wires, rods or single wires
JP3177397B2 (en) * 1994-03-02 2001-06-18 インベンテイオ・アクテイエンゲゼルシヤフト Cable as elevator suspension means

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