CN106315349B - A kind of depth vertical is restricted winding hoisting steel wire rope tension automatic equalization device and method more - Google Patents
A kind of depth vertical is restricted winding hoisting steel wire rope tension automatic equalization device and method more Download PDFInfo
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- CN106315349B CN106315349B CN201610854106.7A CN201610854106A CN106315349B CN 106315349 B CN106315349 B CN 106315349B CN 201610854106 A CN201610854106 A CN 201610854106A CN 106315349 B CN106315349 B CN 106315349B
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- boom hoist
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- 238000000034 method Methods 0.000 title claims abstract description 30
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 29
- 239000010959 steel Substances 0.000 title claims abstract description 29
- 238000004804 winding Methods 0.000 title claims abstract description 25
- 230000008569 process Effects 0.000 claims abstract description 19
- 230000007246 mechanism Effects 0.000 claims abstract description 15
- 230000000694 effects Effects 0.000 claims description 5
- 239000002023 wood Substances 0.000 claims description 5
- 238000005096 rolling process Methods 0.000 claims description 4
- 230000009467 reduction Effects 0.000 claims description 3
- 230000015572 biosynthetic process Effects 0.000 claims 1
- 238000009434 installation Methods 0.000 abstract description 4
- 238000012423 maintenance Methods 0.000 abstract description 2
- 239000000203 mixture Substances 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 3
- 238000005299 abrasion Methods 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000000284 resting effect Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B7/00—Other common features of elevators
- B66B7/06—Arrangements of ropes or cables
- B66B7/10—Arrangements of ropes or cables for equalising rope or cable tension
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- Lift-Guide Devices, And Elevator Ropes And Cables (AREA)
- Jib Cranes (AREA)
Abstract
The invention discloses a kind of deep vertical mostly rope winding hoisting steel wire rope tension automatic equalization device and methods, it include the drive system being made of winding drum hoist, boom hoist cable, hoisting container, diversion sheave, tail rope, drive system is equipped with the slide-and-guide head sheave that can be run up and down, and the equalization of strain mechanism of balance rope composition is connected in slide-and-guide head sheave.When occurring boom hoist cable tension imbalance state in lifting system operational process, equalization of strain is realized by the equalization of strain mechanism being connected in slide-and-guide head sheave.Its simple in structure, easy processing, dependable performance, installation and maintenance are simple, can automatically adjust each steel wire rope tension balance.
Description
Technical field
The present invention relates to a kind of multi-rope friction hoist system, especially a kind of more rope winding hoisting steel being suitable for deep vertical
Cord tension self balancing device and method.
Background technology
In mostly rope winding hoisting system, the safety of each steel wire rope carried to lifting system, economy have pole
Its important influence, so tension balance device is most important.Currently, in lifting system steel wire rope equalization of strain regulative mode
The hydraulic system of unicom principle is mainly based upon to control the flexible of hydraulic cylinder, and then adjusts rope length balance tension, this method tune
Saving stroke cannot be too long, and otherwise method realizes automatic adjustment, while hydraulic system is easily revealed, and security risk is caused；Another is adjusted
Section mode is the height of tie point to be controlled by the lever principle of equiarm, and then adjust rope length balance tension.This method mainly lacks
Point is that adjusting stroke is short,.If artificial participate in adjusting, heavy workload be easy to cause unnecessary accident, is unfavorable for lifting system
Effec-tive Function.
Invention content
Technical problem：The purpose of the present invention is being directed to deficiency in the prior art, a kind of winding of more restricting of deep vertical is provided and is carried
Steel wire rope tension automatic equalization device and method are risen, solution occurs under tension imbalance during multi rope winding, passes through
The dynamic change of itself real-time followability adjusts equalization of strain.
Technical solution：The deep vertical multi rope winding steel wire rope tension automatic equalization device of the present invention, including drive system, institute
It states drive system and is equipped with the two groups of slide-and-guide head sheaves that can be run up and down, connected in two groups of slide-and-guide head sheaves tensioned flat
Weigh mechanism；
The slide-and-guide head sheave includes being oriented to head sheave, the axis of fixed guide head sheave, the dynamic cunning coaxial with head sheave is oriented to
Wheel is oriented to head sheave and the equal pivoting of movable pulley；The both sides for being oriented to head sheave are disposed with sliding rail vertically, and the both ends of axis are equipped with and sliding rail
The sliding block to match, sliding block are equipped with the rolling guide shoe that can be moved in sliding rail；
The top beam that the equalization of strain mechanism includes balance rope, is fixed on hoistway roof beam structure is fixed on top beam
Two rows of fixed pulleys, described balance rope one end are fixed on top beam, and the other end is successively around solid after movable pulley and fixed pulley
It is scheduled on top beam.
The guiding head sheave is 2.
The movable pulley, which is located at, is oriented to head sheave both sides, is arranged symmetrically, it is each per side there are two.
Using the deep vertical multi rope winding steel wire rope tension automatic balancing method of upper described device, include the following steps：
A. before starting to work, since the tension moment in the balance rope in equalization of strain mechanism everywhere keeps identical,
It is wrapped under the balance rope effect on the movable pulley and fixed pulley in two groups of slide-and-guide head sheaves, makes two groups of slide-and-guide days
On wheel corresponding movable pulley is applied to the pulling force phase of two groups of slide-and-guide head sheaves by the identical pulling force of balance rope
Together, to keep the equalization of strain between boom hoist cable.
B. in the course of work, when occurring in which that a boom hoist cable is relatively another in deep mine shaft hoist system operational process
Root boom hoist cable discharges or is wound in decentralization or uphill process distance difference and forms boom hoist cable tension imbalance shape
When state, it is oriented in head sheave accordingly wherein an increased boom hoist cable of tension is applied to one of which slide-and-guide head sheave,
Since its pressure is more than the pulling force that balance rope is formed by being wrapped on corresponding movable pulley, make the guiding head sheave two
It is moved relatively downward in wood side-guide；It is corresponding that the boom hoist cable that another tension becomes smaller is applied to another group of slide-and-guide head sheave
It is oriented in head sheave, since its pressure is less than the pulling force that balance rope is formed by being wrapped on corresponding movable pulley, makes this
It is oriented to head sheave relative upward movement in two wood side-guides.
C. in two groups of guiding head sheaves respectively relative movement, the guiding head sheave of the big side of boom hoist cable tension by
So that the length of corresponding boom hoist cable is become smaller in moving downward and reduce its tension, balances due under the boom hoist cable
Let off that journey release distance is relatively very few or uphill process winding is apart from relatively excessive caused boom hoist cable relative increase
Power；On the contrary, the guiding head sheave of the small side of boom hoist cable tension makes the length of corresponding boom hoist cable due to moving upwards
Become larger and increase its tension, balances since the boom hoist cable decentralization process release distance is relatively excessive or uphill process twines
Tension around distance boom hoist cable caused by relatively very few with respect to reduction；Since the tension moment in balance rope everywhere protects
Hold identical, therefore the pulling force for being applied to two groups of slide-and-guide head sheaves is identical, to the promotion steel in corresponding slide-and-guide head sheave
The tension of cord keeps identical, finally realizes more boom hoist cable tension automatic equalizations.
Advantageous effect：The present invention realizes equalization of strain by the equalization of strain mechanism being connected in slide-and-guide head sheave, with
The prior art is compared, and simple in structure, easy processing, dependable performance, installation and maintenance are simple, while can monitor, adjust automatically in real time
Save each steel wire rope tension.It has the following advantages that：
（1）Reliable in action of the present invention can automatically adjust the tension of each boom hoist cable and make uniform force, reduce steel wire rope
Abrasion, improve the service life of steel wire rope, ensure the steady and safe of hoisting container operation, be conducive to improve lifting system
Reliability.
（2）The equalization of strain mechanism of the present invention uses pulley block system, adjusts quick and precisely, does not postpone, effect is intuitive.
The pulling force being not required on manual measurement steel wire rope can automatically adjust equalization of strain, and can guarantee the tension one of each traction steel-cable
It causes.
（3）The configuration of the present invention is simple facilitates processing and installation to use, can the effectively save installation and debugging time, raising makes
Use efficiency.
Description of the drawings
Fig. 1 is the dimensional structure diagram of the present invention；
Fig. 2 is the planar structure schematic diagram of the present invention；
Fig. 3 is the slide-and-guide head sheave and equalization of strain mechanism structure schematic diagram of the present invention.
In figure：Drive system 1, winding drum hoist 1-1, boom hoist cable 1-2, hoisting container 1-3, diversion sheave 1-4, tail rope
1-5, slide-and-guide head sheave 2 are oriented to head sheave 2-1, axis 2-2, movable pulley 2-3, sliding rail 2-4, sliding block 2-5, rolling guide shoe 2-6, open
Dynamic balance mechanism 3, balance rope 3-1, fixed pulley 3-2, top beam 3-3.
Specific implementation mode
The present invention is further described in embodiment in below in conjunction with the accompanying drawings：
The present invention deep vertical multi rope winding steel wire rope tension automatic equalization device, main warp by drive system 1, be located at driving
Two groups of slide-and-guide head sheaves 2 in system 1, two groups of slide-and-guide head sheaves 2 can up and down be run in drive system 1, two groups of cunnings
Equalization of strain mechanism 3 is connected in action-oriented head sheave 2；
The drive system 1 includes winding drum hoist 1-1, boom hoist cable 1-2, hoisting container 1-3, diversion sheave 1-4
It is wrapped on winding drum hoist 1-1 and slide-and-guide head sheave 2 with tail rope 1-5, the boom hoist cable 1-2, boom hoist cable
The both ends of 1-2 are separately fixed at the top of two hoisting container 1-3, above the hoisting container 1-3 of the sides winding drum hoist 1-1
The both ends of diversion sheave 1-4, the tail rope 1-5 equipped with guiding boom hoist cable 1-2 are separately fixed at two hoisting container 1-3's
Lower section；
The slide-and-guide head sheave 2 includes being oriented to head sheave 2-1, the axis 2-2 of fixed guide head sheave 2-1 and guiding head sheave
Movable pulley 2-3 coaxial 2-1 is oriented to head sheave 2-1 and movable pulley 2-3 and is rotated around axis 2-2；The both sides for being oriented to head sheave 2-1 are vertical
It is disposed with sliding rail 2-4, the both ends of axis 2-2 are equipped with the sliding block 2-5 to match with sliding rail 2-4, and sliding block 2-5 is equipped with can be in sliding rail
The rolling guide shoe 2-6 of interior movement；It is oriented on head sheave 2-1 and is wound with boom hoist cable 1-2.The guiding head sheave 2-1 is 2.Institute
The movable pulley 2-3 stated, which is located at, is oriented to head sheave 2-1 both sides, is arranged symmetrically, it is each per side there are two.
The equalization of strain mechanism 3 includes balance rope 3-1, the top beam 3-3, top beam 3- being fixed on hoistway roof beam structure
Two rows of fixed pulley 3-2 are fixed on 3, described one end balance rope 3-1 is fixed on top beam 3-3, and the other end bypasses successively
It is fixed on top beam 3-3 after movable pulley 2-3 and fixed pulley 3-2.
The deep vertical multi rope winding steel wire rope tension automatic balancing method of the present invention, includes the following steps：
A. before starting to work, since the tension moment in the balance rope 3-1 in equalization of strain mechanism 3 everywhere keeps
It is identical, it is wrapped under the balance rope 3-1 effects on the movable pulley 2-3 in two groups of slide-and-guide head sheaves 2 and fixed pulley 3-2,
Corresponding movable pulley 2-3 in two groups of slide-and-guide head sheaves 2 is set to be applied to two by the identical pulling force of balance rope 3-1
The pulling force of group slide-and-guide head sheave 2 is identical, to keep the equalization of strain between boom hoist cable.
B. in the course of work, when occurring in which that a boom hoist cable is relatively another in deep mine shaft hoist system operational process
Root boom hoist cable discharges or is wound in decentralization or uphill process distance difference and forms boom hoist cable 1-2 tension imbalances
When state, wherein the increased boom hoist cable 1-2 of a tension is applied to one of which slide-and-guide head sheave 2 is oriented to day accordingly
It takes turns on 2-1, since its pressure is more than the pulling force that balance rope 3-1 is formed by being wrapped on corresponding movable pulley 2-3, makes
The guiding head sheave 2-1 is moved relatively downward in two wood side-guide 2-4；The boom hoist cable 1-2 that another tension becomes smaller is applied to
Another group of slide-and-guide head sheave 2 is oriented on head sheave 2-1 accordingly, since its pressure is less than balance rope 3-1 by being wrapped in
The pulling force formed on corresponding movable pulley 2-3, makes guiding head sheave 2-1 relative upward movements in two wood side-guide 2-4.
C. in two groups of guiding head sheave 2-1 respectively relative movement, the guiding of the big side of boom hoist cable 1-2 tension
Head sheave 2-1 makes the length of corresponding boom hoist cable 1-2 become smaller and reduces its tension due to moving downward, and balances due to this
Boom hoist cable 1-2 decentralization processs release distance is relatively very few or uphill process winding is apart from relatively excessive caused promotion steel wire
The tension for 1-2 relative increases of restricting；On the contrary, the guiding head sheave 2-1 of the small side of boom hoist cable 1-2 tension makes due to moving upwards
The length of corresponding boom hoist cable 1-2 becomes larger and increases its tension, balances due to boom hoist cable 1-2 decentralization processs
The tension that release distance is relatively excessive or uphill process winding is apart from relatively very few caused boom hoist cable with respect to reduction；Due to
The tension moment in balance rope 3-1 everywhere keeps identical, therefore the pulling force for being applied to two groups of slide-and-guide head sheaves 2 is identical,
To which the tension of the boom hoist cable 1-2 in corresponding slide-and-guide head sheave 2 keeps identical, more boom hoist cables are finally realized
1-2 tension automatic equalizations.
Operation principle：
When there is steel wire rope tension non-equilibrium state in deep mine shaft hoist system operational process, since each rope tension is different,
So power of the load on being oriented to head sheave 2-1 is also inconsistent, lead to be oriented to head sheave 2-1 in the sliding rail side 2-4 upward sliding, each guiding
Head sheave 2-1 high and low positions are different；Meanwhile with the fixed pulley 3-2 groups that are oriented on the coaxial movable pulley 2-3 of head sheave 2-1 and top beam 3-3
At pulley block system dynamic variation has occurred；
When resting, it is oriented to head sheave 2-1 and be in equilibrium state, the suffered promotion steel of stress balance on vertical direction, i.e. lower end
The pulling force of cord 1-2 is identical as the pulling force of balance rope 3-1 suffered by upper end.Since upper end balance rope 3-1 is across cunning
A wire rope of wheel set system, rope upper pulling force is consistent, so pulling force suffered by being each oriented to above head sheave 2-1 is consistent, Gu lower section
Pulling force is also consistent, i.e. boom hoist cable 1-2 equalization of strains.
Claims (4)
1. a kind of depth vertical multi rope winding steel wire rope tension automatic equalization device, including drive system（1）, it is characterised in that：Institute
State drive system（1）It is equipped with the two groups of slide-and-guide head sheaves that can be run up and down（2）, two groups of slide-and-guide head sheaves（2）Upper company
It is connected to equalization of strain mechanism（3）；
The slide-and-guide head sheave（2）Including being oriented to head sheave（2-1）, fixed guide head sheave（2-1）Axis（2-2）And it is oriented to
Head sheave（2-1）Coaxial movable pulley（2-3）, it is oriented to head sheave（2-1）With movable pulley（2-3）Around axis（2-2）Rotation；It is oriented to head sheave
（2-1）Both sides be disposed with sliding rail vertically（2-4）, axis（2-2）Both ends be equipped with and sliding rail（2-4）The sliding block to match（2-5）,
Sliding block（2-5）It is equipped with the rolling guide shoe that can be moved in sliding rail（2-6）；
The equalization of strain mechanism（3）Including balance rope（3-1）, the top beam that is fixed on hoistway roof beam structure（3-3）, top beam
（3-3）On be fixed with two rows of fixed pulleys（3-2）, the balance rope（3-1）One end is fixed on top beam（3-3）On, it is another
End bypasses movable pulley successively（2-3）And fixed pulley（3-2）After be fixed on top beam（3-3）On.
2. depth vertical multi rope winding steel wire rope tension automatic equalization device according to claim 1, it is characterised in that：It is described
Guiding head sheave（2-1）It is 2.
3. depth vertical multi rope winding steel wire rope tension automatic equalization device according to claim 1, it is characterised in that：It is described
Movable pulley（2-3）It is located at guiding head sheave（2-1）Both sides are arranged symmetrically, per side it is each there are two.
4. a kind of deep vertical multi rope winding steel wire rope tension automatic balancing method using claim 1,2 or 3 described devices,
It is characterized in that including the following steps：
A. before starting to work, due to equalization of strain mechanism（3）In balance rope（3-1）Inside the tension moment everywhere keeps
It is identical, it is wrapped in two groups of slide-and-guide head sheaves（2）On movable pulley（2-3）With fixed pulley（3-2）On balance rope（3-1）
Under effect, make two groups of slide-and-guide head sheaves（2）Upper corresponding movable pulley（2-3）By balance rope（3-1）Identical drawing
Power is applied to two groups of slide-and-guide head sheaves（2）Pulling force it is identical, to keep the equalization of strain between boom hoist cable；
B. in the course of work, when occurring in which that a boom hoist cable another relatively carries in deep mine shaft hoist system operational process
Steel wire rope is risen distance difference is discharged or wound in decentralization or uphill process and forms boom hoist cable（1-2）Tension imbalance shape
When state, wherein an increased boom hoist cable of tension（1-2）It is applied to one of which slide-and-guide head sheave（2）It is corresponding to be oriented to
Head sheave（2-1）On, since its pressure is more than balance rope（3-1）By being wrapped in corresponding movable pulley（2-3）Above formed
Pulling force, make the guiding head sheave（2-1）In two wood side-guides（2-4）Inside move relatively downward；The promotion steel that another tension becomes smaller
Cord（1-2）It is applied to another group of slide-and-guide head sheave（2）It is corresponding to be oriented to head sheave（2-1）On, since its pressure is less than balance
Steel wire rope（3-1）By being wrapped in corresponding movable pulley（2-3）Upper and formation pulling force, makes the guiding head sheave（2-1）In both sides
Sliding rail（2-4）Interior relative upward movement；
C. in two groups of guiding head sheaves（2-1）In respective relative movement, boom hoist cable（1-2）The guiding of the big side of tension
Head sheave（2-1）Make corresponding boom hoist cable due to moving downward（1-2）Length become smaller and reduce its tension, balance by
In the boom hoist cable（1-2）Decentralization process release distance is relatively very few or uphill process winding is carried apart from relatively excessively caused
Rise steel wire rope（1-2）The tension of relative increase；On the contrary, boom hoist cable（1-2）The guiding head sheave of the small side of tension（2-1）By
Make corresponding boom hoist cable in moving upwards（1-2）Length become larger and increase its tension, balance due to the promotion steel
Cord（1-2）Decentralization process release distance is relatively excessive or uphill process winding is apart from relatively very few caused boom hoist cable phase
To the tension of reduction；Due to balance rope（3-1）Inside the tension moment everywhere keeps identical, therefore is applied to two groups of slidings and leads
To head sheave（2）Pulling force it is identical, to corresponding slide-and-guide head sheave（2）On boom hoist cable（1-2）Tension keep phase
Together, more boom hoist cables are finally realized（1-2）Tension automatic equalization.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610854106.7A CN106315349B (en) | 2016-09-27 | 2016-09-27 | A kind of depth vertical is restricted winding hoisting steel wire rope tension automatic equalization device and method more |
| PCT/CN2016/108877 WO2018058783A1 (en) | 2016-09-27 | 2016-12-07 | Device and method for automatically equalizing tensions of steel wire ropes for multi-rope winding and hoisting in deep vertical shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610854106.7A CN106315349B (en) | 2016-09-27 | 2016-09-27 | A kind of depth vertical is restricted winding hoisting steel wire rope tension automatic equalization device and method more |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106315349A CN106315349A (en) | 2017-01-11 |
| CN106315349B true CN106315349B (en) | 2018-09-14 |
Family
ID=57820664
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610854106.7A Expired - Fee Related CN106315349B (en) | 2016-09-27 | 2016-09-27 | A kind of depth vertical is restricted winding hoisting steel wire rope tension automatic equalization device and method more |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN106315349B (en) |
| WO (1) | WO2018058783A1 (en) |
Families Citing this family (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106946120B (en) * | 2017-05-02 | 2019-02-19 | 中国矿业大学 | A kind of extra deep shaft hoisting container end steel wire rope tension regulating device and method |
| CN107032245B (en) * | 2017-05-02 | 2018-09-21 | 中国矿业大学 | A kind of head sheave automatic force regulating device and method of extra deep shaft duplex type lifting system |
| CN106986278A (en) * | 2017-05-02 | 2017-07-28 | 中国矿业大学 | The steel wire rope equalization of strain system and method adjusted based on head sheave |
| CN108128683A (en) * | 2017-12-20 | 2018-06-08 | 中国矿业大学 | Extra deep shaft promotes rope tension automatic adjusument head sheave group and its adjusting method |
| CN109132905B (en) * | 2018-10-29 | 2024-06-07 | 中电建十一局工程有限公司 | Device for preventing large-hoisting-distance lifting steel wire rope from winding |
| CN109441173B (en) * | 2018-11-07 | 2024-02-06 | 广州广日智能停车设备有限公司 | Parking lifting system with automatic balancing device |
| CN110407120A (en) * | 2019-08-05 | 2019-11-05 | 希美克(广州)实业有限公司 | Lifting cabinet and its wirerope steering system, wirerope transfer |
| CN110745668A (en) * | 2019-11-27 | 2020-02-04 | 重庆迈高电梯有限公司 | Automatic tension balancing system for traction rope of elevator car |
| CN111864340B (en) * | 2020-07-03 | 2022-05-27 | 武汉船舶通信研究所（中国船舶重工集团公司第七二二研究所） | Antenna balancing system and balancing method |
| CN112960511B (en) * | 2021-03-25 | 2022-03-15 | 中国矿业大学 | Multi-rope winding lifting system and method with self-balanced tension |
| CN114314265B (en) * | 2021-12-25 | 2022-09-30 | 湖南亚富智能设备股份有限公司 | No computer lab sedan-chair is at bottom of returning rope sheave structure based on no underbeam structure |
| CN114408769B (en) * | 2022-01-07 | 2024-02-23 | 大连华锐重工集团股份有限公司 | Balance and safety device for steel wire rope of crane |
| CN114940430B (en) * | 2022-05-30 | 2023-01-20 | 安徽理工大学环境友好材料与职业健康研究院(芜湖) | Using method of self-excitation adjusting rope adjusting device of multi-rope hoister |
| CN115285821B (en) * | 2022-08-23 | 2024-01-19 | 山东里能鲁西矿业有限公司 | System and method for quickly separating new and old steel wire ropes from each other and replacing ropes of multi-rope friction type elevator |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1725402A (en) * | 1927-06-11 | 1929-08-20 | Otis Elevator Co | Elevator-cable equalizer |
| DE2815598A1 (en) * | 1978-04-11 | 1979-10-25 | Ind Aufzuege Gmbh | Length compensated fixture for lifting cables - has compensation rollers and wheels within enclosed housing ensuring uniform load distribution |
| CN201092501Y (en) * | 2007-06-13 | 2008-07-30 | 张卫华 | Elevator traction cable wire tension automatic balancer |
| CN201089685Y (en) * | 2007-09-06 | 2008-07-23 | 江西铜业集团公司 | Device for automatically regulating nose cable of mechanical type multi-rope friction hoisting machine |
| CN103588065A (en) * | 2013-10-22 | 2014-02-19 | 东南电梯股份有限公司 | Elevator rope head automatic balancing device utilizing rope sheave structure |
| JP2016060635A (en) * | 2014-09-22 | 2016-04-25 | 株式会社日立製作所 | Tension adjuster of main rope and elevator device having the same |
| CN105600643A (en) * | 2014-11-21 | 2016-05-25 | 刘应国 | Multifunctional first rope adjustment device |
| CN205472122U (en) * | 2016-01-25 | 2016-08-17 | 重庆迈高电梯有限公司 | Elevator rope tension automatic regulating apparatus |
| CN205419426U (en) * | 2016-03-14 | 2016-08-03 | 中国矿业大学 | Tow wire rope tension balancing unit |
| CN105752798A (en) * | 2016-05-18 | 2016-07-13 | 东南电梯股份有限公司 | Lifting steel wire rope tension balance adjusting device and method |
-
2016
- 2016-09-27 CN CN201610854106.7A patent/CN106315349B/en not_active Expired - Fee Related
- 2016-12-07 WO PCT/CN2016/108877 patent/WO2018058783A1/en active Application Filing
Also Published As
| Publication number | Publication date |
|---|---|
| CN106315349A (en) | 2017-01-11 |
| WO2018058783A1 (en) | 2018-04-05 |
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