CN104229604B - Lift facility - Google Patents
Lift facility Download PDFInfo
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- CN104229604B CN104229604B CN201410246689.6A CN201410246689A CN104229604B CN 104229604 B CN104229604 B CN 104229604B CN 201410246689 A CN201410246689 A CN 201410246689A CN 104229604 B CN104229604 B CN 104229604B
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- compensating
- actuator devices
- sheave
- lift facility
- guide rail
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Abstract
Following problem is solved: along with the stroke of elevator is elongated in the elevator have compensating pulley assembly, the flexibility decrease of hoist cable, thus cause the increase of hoist cable amplitude, hoist cable eigentone to decline, thus the attenuating of antivibrator dies down, the up-down vibration of compensating pulley assembly increases, and the lift car up-down vibration thus caused makes the riding comfort of elevator deteriorate.In the position of the car having according to lift facility and balance weight in the lift facility of the compensating pulley assembly that the mass balance of suspention lift car and the main hoist cable of balance weight compensates, actuator devices and linkage device are set, this actuator devices is when compensating sheave there occurs up-down vibration, direction guiding rail applies pushing force to improve the frictional force between compensating sheave and guide rail, thus improve attenuating, the displacement that the displacement in horizontal direction that actuator devices is caused by this linkage device is converted on the above-below direction of compensating sheave.
Description
Technical field
The present invention relates to a kind of lift facility with compensating pulley assembly, this compensating pulley assembly has
Compensating sheave and compensation rope.
Background technology
In general, lift facility by the rope sheave on the output shaft being arranged on hoist engine, be wound on rope sheave
On main hoist cable, suspended in midair by main hoist cable and carry out the lift car of speed controlling and outstanding by hoist engine
It is hung on main hoist cable and balance weight that quality is equal with the quality of lift car is constituted.At above-mentioned bucket type
Lift facility in, the lifting to lift car is controlled, by making lift car side and balance weight
The quality of side keeps balance to alleviate the actual load of motor.
Along with the stroke of elevator is elongated, the quality ratio shared by main hoist cable is because of the change in location of lift car
And change so that produce uneven and cause the actual loading of hoist engine to change.In order to by above-mentioned
The load change of hoist engine controls in Min., arranges and has compensation rope and the benefit of compensating sheave
Repay pulley gear, compensate rope and be connected to the bottom of lift car and balance weight, have and main hoist cable phase
Deng quality and length, compensating sheave for compensate rope apply tension force.
Compensating sheave is in order to length, because of temperature and time dependent is aging etc. and the compensation rope that changes
Applying tension force, use the structure not being fixed on building by compensating rope hanging, utilization is arranged on
Guide rail on building and the frictional force that is arranged between the sliding part on compensating sheave are to compensating sheave
The vibration of above-below direction decay.
In lift facility, up-down vibration pattern depends on main hoist cable and compensates the elasticity of rope, elevator
The quality of the rotatory inertia of machine, lift car and balance weight, the quality of compensating pulley assembly and rotation thereof
The factors such as the rotatory inertia in portion, under some up-down vibration pattern, the speed control system meeting of hoist engine
Become unstable, cause vibration to produce, it is possible to bring not to the riding comfort of lift facility
The impact of profit.
In existing lift facility, the decay of the up-down vibration of compensating sheave relies solely on compensating sheave
And the frictional force between guide rail, in the case of the up-down vibration that cannot effectively suppress compensating sheave, shakes
Dynamic energized by compensating rope so that the up-down vibration of lift car increases.As prior art,
Patent Document 1 discloses a kind of structure, this structure relates to the up-down vibration to compensating sheave and carries out
The device of decay, is provided with and uses the mechanism of two compensating sheaves to carry out each pulley independently
The antivibrator of decay, shakes by making lift car and balance weight reduce towards homophase or anti-phase movement
Dynamic.
Citation
Patent documentation
Patent documentation 1: Japanese Patent Laid-Open 6-211463 publication
Brief summary of the invention
The problem that invention is to be solved
In patent documentation 1, for the vibration caused by lift car and balance weight, by being arranged on
Antivibrator on compensating sheave reduces up-down vibration., along with the stroke of elevator is elongated, hoist cable
Elastic reduction and time the eigentone of hoist cable is declined, the attenuating of antivibrator dies down,
Make to reduce the up-down vibration of compensating sheave.Additionally, in the structure of patent documentation 1, with
The stroke elevator is elongated and in the case of hoist cable elastic is reduced, in order to tackle hoist cable amplitude
Increase, need to lengthen the stroke of antivibrator, or make mechanism maximize.Further, hanging of being occurred
When rope amplitude has exceeded the stroke of antivibrator, there is compensating sheave mechanism self and up-down vibration can occur,
Cause the problem that damper mechanism cannot play vibration-damping function.
Summary of the invention
It is an object of the invention to, in the lift facility of Long travel, by suppression on compensating sheave
The vibration occurred suppresses the up-down vibration occurred on the elevator car, thus makes lift facility realize relaxing
Suitable ride.
Solution
The lift facility of the present invention has compensating pulley assembly, and this compensating pulley assembly is made by hoist engine
Lift car and balance weight that main hoist cable is suspended in midair lift, and have compensating sheave and and lift car
Bottom and balance weight bottom connect compensation rope, this compensating pulley assembly along guide rail to this benefit
The slip repaying pulley guides, and described lift facility is characterised by, sets on compensating pulley assembly
Being equipped with the actuator devices applying pushing force, this pushing force is for increasing on the direction orthogonal with guide rail
Frictional force, turns the displacement of actuator devices additionally, be provided with between compensating sheave and actuator devices
It is changed to the linkage of compensating sheave displacement on guide rail direction.
Invention effect
According to the present invention, lift facility has compensating pulley assembly, and this compensating pulley assembly passes through elevator
Machine makes lift car and the balance weight lifting that main hoist cable suspended in midair, and has compensating sheave and and elevator
The compensation rope that the bottom of car and the bottom of balance weight connect, this compensating pulley assembly is along guide rail pair
The slip of this compensating sheave guides, and in this lift facility, is provided with on compensating pulley assembly
Applying the actuator devices of pushing force, this pushing force is for increasing the friction on the direction orthogonal with guide rail
Power, changes the displacement of actuator devices additionally, be provided with between compensating sheave and actuator devices
Linkage for compensating sheave displacement on guide rail direction.Thereby, it is possible to improve guide rail and compensation
Frictional force between pulley such that it is able to reduce the up-down vibration of compensating sheave.Additionally, use connecting rod
The displacement of the horizontal direction of actuator is converted to compensating sheave displacement in the vertical direction by mechanism, makes
The up-down vibration decay of compensating sheave, it is possible to effectively reduce the vibration of compensating pulley assembly, energy
Enough reduce the up-down vibration of the lift car excited by the up-down vibration of compensating pulley assembly such that it is able to
Lift facility is made to have comfortable ride.
Accompanying drawing explanation
Fig. 1 is the integrally-built signal representing the lift facility involved by the first embodiment of the present invention
Figure.
Fig. 2 A is the front view of the structure representing the compensating pulley assembly in first embodiment.
Fig. 2 B is the side view of the structure representing the compensating pulley assembly in first embodiment.
Fig. 3 is the axonometric chart of the structure representing the actuator devices in first embodiment.
Fig. 4 is the block diagram of the circuit structure representing the control portion in first embodiment.
Fig. 5 A is the explanatory diagram of the action that the compensating pulley assembly in first embodiment is described.
Fig. 5 B is the explanatory diagram of the action that the compensating pulley assembly in first embodiment is described.
Fig. 5 C is the explanatory diagram of the action that the compensating pulley assembly in first embodiment is described.
Fig. 5 D is the explanatory diagram of the action that the compensating pulley assembly in first embodiment is described.
Fig. 6 is the integrally-built signal representing the lift facility involved by the second embodiment of the present invention
Figure.
Fig. 7 A is the front view of the structure representing the compensating pulley assembly in the second embodiment.
Fig. 7 B is the side view of the structure representing the compensating pulley assembly in the second embodiment.
Fig. 8 is the axonometric chart representing the compensating pulley assembly in the second embodiment.
Fig. 9 is the block diagram of the circuit structure representing the control portion in the second embodiment.
Figure 10 A is the schematic diagram representing the hoist cable change caused by the device action in the second embodiment.
Figure 10 B is the schematic diagram representing the hoist cable change caused by the device action in the second embodiment.
Description of reference numerals is as follows:
2 main hoist cables
3 balance weights
4 compensate rope
5 compensating sheaves
6 lift cars
7 guide rails
50 compensating pulley assemblies
51,52 guide boot
53 actuator devices
55 connecting rods
56 compensating sheave frameworks
81 actuator supports
82 linear actuatorss
91 auxiliary pulleys
92 auxiliary pulley frameworks
100,101 lift facility
200,300 actuator control portion
201,301 sensor portion
202 position sensors
203 displacement signal converter sections
210,310 moment operational part
211,311 desired value generator
212,312 gain compensator
213,313 adder
220,320 drive control part
302 angular velocity of rotation detectors
303 angular velocity of rotation converter sections
Detailed description of the invention
Referring to embodiment and accompanying drawing, the present invention will be described.
First embodiment
Hereinafter the first embodiment of the present invention is illustrated.Fig. 1 is the first enforcement representing the present invention
The integrally-built schematic diagram of the lift facility involved by example.
As it is shown in figure 1, in lift facility 100, lift car 6 and balance weight 3 are by main hoist cable
2 are connected with the rope sheave 1 on the output shaft being arranged on not shown hoist engine.50 represent compensating sheave dress
Put, for compensating the benefit of the weight change of the main hoist cable 2 produced because of the change in location of lift car 6
Repay rope 4 to be connected with the downside of lift car 6 and balance weight 3 via compensating sheave 5.51 Hes
52 represent the guide boot being carried out sliding guidance by guide rail 7, and 53 represent actuator devices, and 56 represent benefit
Repay pulley framework.55 expression connection actuator devices 53 and the connecting rods of compensating sheave framework 56,200
Representing actuator control portion, 202 represent the position sensor of compensating sheave 5.F represents building ground
Plate face.
Fig. 2 A is the front view of the structure representing the compensating pulley assembly in first embodiment, and Fig. 2 B is
Represent the side view of the structure of compensating pulley assembly.Compensating sheave 5 is suspended in midair by compensating rope 4, in order to
Reply compensates the flexible of rope 4, is arranged to by guide rail 7 compensating sheave 5 at upper and lower
To movement.Now, compensating sheave 5 and guide rail 7 are guided by guide boot 51.Guide boot 51 is arranged on
In the compensating sheave framework 56 of the axle with compensating sheave 5.Connecting rod 55 is set by axle 70,71
Put between compensating sheave framework 56 and actuator devices 53, be pivotally bearing in axle 70,
On 71.The actuator devices 53 being connected with connecting rod 55 has actuator support 81 and linear activated
Device 82, is guided at above-below direction by guide rail 7 by guide boot 52.
Fig. 3 is the axonometric chart of the detailed construction representing the actuator devices 53 in first embodiment.With
The axle 71 that connecting rod 55 connects is supported by actuator support 81.Linear actuators 82 along with guide rail
7 orthogonal directions and be arranged between actuator support 81 and guide boot 52, it is possible to pass through electromagnetism
Power carries out displacement elastically.Merely illustrate what the guide rail 7 with device face side engaged in figure 3
One group of actuator devices 53.
Fig. 4 is the block diagram of the circuit structure representing the actuator control portion 200 in first embodiment.?
In Fig. 4, arrow line represents holding wire.Actuator control portion 200 has sensor portion 201 and moment
Operational part 210 and drive control part 220.
In sensor portion 201, detect that compensating sheave framework 56 exists by position sensor 202
Position on above-below direction, and drive to linear actuators 82 output according to the output in sensor portion 201
Kinetic moment, between position sensor 202 metrophia compensation pulley framework 56 and building floor face F
Distance, the displacement produced because of vibration with detection, by position signalling converter section 203 by position
Signal is converted to digital signal.
In moment operational part 210, by gain compensator 212 by position signalling converter section 203
Gain is multiplied by output, and by adder 213 by this output and the mesh becoming compensating sheave framework 56
The output of the desired value generator 211 of cursor position is added.Using the difference between this target location as referring to
Value is made to be input to drive control part 220.Hereafter, according to the moment obtained in drive control part 220
Drive linear actuators 82.
Fig. 5 A to Fig. 5 D is the explanatory diagram of the action that the compensating pulley assembly in first embodiment is described.
By the position sensor 202 being arranged in compensating sheave framework 56 detect compensating sheave framework 56 with
Distance between the F of building floor face.Actuator devices 53 is configured to according to by position sensor
The information of 202 outputs is controlled, and is driven towards guide rail direction, and thus direction guiding rail 7 is executed
Add pushing force.
As shown in Figure 5A, when compensating sheave 5 rises, linear actuators 82 is by towards guide rail 7 side
To driving.Thus, as shown in Figure 5 B, the axle 71 of the connecting rod of linear actuators 82 side is at connecting rod 55
Effect under move towards guide rail 7 direction, connecting rod 55 pivots about with axle 71.Along with this
Rotating, compensating sheave framework 56 is pushed downward, it is possible to suppress the upper of compensating sheave 5
Rise.
On the contrary, as shown in Figure 5 C, when compensating sheave 5 declines, linear actuators 82 is by towards leading
The rightabout of rail 7 drives.Thus, as shown in Figure 5 D, the axle of the connecting rod of linear actuators 82 side
71 move in the opposite direction along guide rail 7 under the effect of connecting rod 55, and connecting rod 55 is with linear actuators
The axle 71 of 82 sides pivots about.Along with this rotation, compensating sheave framework 56 is by upward
Mention, it is possible to suppress the decline of compensating sheave 5.
The pushing force towards guide rail 7 produced by the driving by linear actuators 82, it is possible to carry
The attenuating of high compensating pulley assembly 50, it is possible to press down vibration damping and moves.Additionally, by connecting rod 55
The driving force towards guide rail direction driving by linear actuators 82 produced is converted to compensate
The driving force that pulley framework 56 and compensating sheave 5 drive towards above-below direction, it is possible to reduce and mends
Repay the vibration of the above-below direction of pulley 5 self.
Now, when linear actuators 82 direction guiding rail 7 direction is driven, in order in press direction
And attract direction to improve the frictional force between guide rail 7, drawing on linear actuators 82 will be arranged on
The cross section leading boots 52 is formed as U-shaped, enabling produce what direction guiding rail 7 pushed from both direction
Pushing force.Additionally, in figs. 2 and 3, for convenience of description, the actuator in front is merely illustrated
Device 53, and the actuator devices 53 at the back side has identical structure.
In the first embodiment, to using the situation of linear actuators to be illustrated as actuator,
But as long as be can direction guiding rail apply pushing force actuator, it is possible to use the cause of linear motion
Move device or revolving actuator is converted to the mechanism of linear-motion actuator.For example, it is also possible to use hydraulic pressure
Actuator, pneumatic actuator, ball screw or rack-and-pinion.Equally, as displacement meter, to shake
Dynamic it be calculated as example and be illustrated, but as long as being capable of detecting when the vibration of compensating sheave, it is possible to so that
With accelerometer or velometer etc..
As it has been described above, according to first embodiment, use actuator to increase the pushing force in guide rail direction,
It is possible to the attenuating to vibration of the frictional force between raising compensating sheave and guide rail.Additionally, it is logical
Cross the company of the driving of the above-below direction that the driving in the direction guiding rail direction of actuator is converted to compensating sheave
Linkage, it is possible to reduce the up-down vibration of compensating sheave.Additionally, by the effect of said apparatus, energy
There is the vibration at compensating sheave 5 in enough reduction, it is possible to reduction causes because of the vibration of compensating sheave 5
The up-down vibration of lift car, it is possible to improve the riding comfort of elevator.
Second embodiment
Referring to Fig. 6 to Fig. 8, the second embodiment is illustrated.Fig. 6 is represent the present invention
The integrally-built schematic diagram of the lift facility 101 involved by two embodiments, Fig. 7 A is to represent second
The front view of the structure of the compensating pulley assembly in embodiment, Fig. 7 B represents in the second embodiment
The side view of the structure of compensating pulley assembly, Fig. 8 is to represent the compensating pulley assembly in the second embodiment
Axonometric chart.
In Fig. 6 to Fig. 8, auxiliary pulley 91 is maintained at auxiliary pulley framework 92 freely rotatably
On, compensate rope 4 and be erected on auxiliary pulley 91, by the linear actuators of actuator devices 53
Auxiliary pulley framework 92 and auxiliary pulley 91 are driven on the direction orthogonal with guide rail 7 by 82,
Change the rope compensated on rope 4 acting between compensating sheave 5 and auxiliary pulley 91 to open
Power, thus changes the eigentone compensating rope 4.
Thus, additionally it is possible to reduction is caused by the antiphase vibration between lift car 6 and balance weight 3
Rope vibrations, and reduce the whirling vibration produced on compensating sheave 5, it is possible to subtract effectively
The up-down vibration of little lift car 6.300 represent actuator control portion, and 302 represent that detection auxiliary is sliding
The rotation angle detector of the rotation of wheel 91.
Additionally, for convenience of description, for the common segment with first embodiment, use identical attached
Figure labelling represents, and omits the detailed description of above-mentioned part.
As shown in Figure 6, auxiliary pulley framework 92 is provided with the axle 71 being connected with connecting rod 55.Auxiliary
Help pulley 91 be arranged on lift car 6 and compensating sheave 5 or balance weight 3 and compensating sheave 5 it
Between.
As shown in Fig. 7 A, 7B and Fig. 8, compensate rope 4 and be erected at compensating sheave 5 and assist sliding
Between wheel 91.In the range of auxiliary pulley 91 is arranged in the driving of linear actuators 82, activating
The displacement of device also is able in the case of reaching maximum displacement and compensates rope 4 and contact.
Fig. 9 is the block diagram of the circuit structure representing the control portion in the second embodiment.Actuator control portion
300 have sensor portion 301 and moment operational part 310 and drive control part 320.
In sensor portion 301, detect auxiliary pulley 91 by angular velocity of rotation sensor 302
Angular velocity of rotation, and convert thereof into digital signal in angular velocity of rotation signal conversion part 303.
According to the output in sensor portion 301, via moment operational part 310 and drive control part 320 to line
Property actuator 82 export driving moment, sensor portion 301 detect auxiliary pulley 91 the anglec of rotation speed
Degree, when there is the vibration mode of vibration the most in the opposite direction in detection lift car 6 and balance weight 3
The rotation of auxiliary pulley 91, and the signal of rotary speed is converted into digital signal.
In moment operational part 310, by gain compensator 312 by angular velocity of rotation signal conversion part
Gain is multiplied by the output of 303, and in adder 313 with the desired value phase of desired value generator 311
Add.Command value is input to drive control part 320, and by linear actuators 82 to compensating rope 4
Applying tension force, thus the rotation to auxiliary pulley 91 decays.
Figure 10 A and Figure 10 B is to represent being caused by the action of compensating pulley assembly in the second embodiment
The schematic diagram of hoist cable change.First, as shown in Figure 10 B, make linear actuators 82 in guide rail direction
Carry out shrinking and drive, apply tension force from there through connecting rod 55 to compensating rope 4, make compensation rope 4
Eigentone towards the direction change increased, make the eigentone of compensation rope and compensate rope
The frequency of vibration of the vibration of rope staggers, so that vibration is difficult to propagate.
On the other hand, as shown in Figure 10 A, make linear actuators 82 on the direction contrary with guide rail
Carry out stretching and drive, make the tension force of compensation rope 4 decline, make the eigentone of compensation rope 4
Towards the direction change reduced, so that the vibration compensating rope is difficult to propagate.
It addition, by using auxiliary pulley 91, such as, when compensating rope 4 and declining, make at actuator
In the case of obtaining compensating sheave 5 rising, even if auxiliary pulley 91 reaches maximum collapse amount, it is also possible to
Push and compensate rope 4, enabling apply tension force to compensation rope 4 constantly, it is possible to play
Originally the effect that should be undertaken by compensating sheave 5, namely can be constantly to compensating rope 4 applying
Power load.
As it has been described above, according to the second embodiment, except benefit can be increased by linear actuators 82
Repay the frictional force between pulley and guide rail 7, and make compensating sheave 5 carry out displacement up and down, pass through
Use auxiliary pulley 91, additionally it is possible to control the compensation between auxiliary pulley 91 and compensating sheave 5
The tension force of rope 4.Thereby, it is possible to the benefit changed between auxiliary pulley 91 and compensating sheave 5
Repay the eigentone of rope 4 so that the vibration compensating rope 4 is difficult to propagate, by subtracting
The little vibration causing auxiliary pulley 5 whirling vibration, it is possible to effectively further reduce the upper of lift car
Lower vibration, it is possible to improve the riding comfort of elevator further.
Claims (12)
1. a lift facility, it has compensating pulley assembly, and described compensating pulley assembly is by volume
The machine of raising makes lift car and the balance weight lifting that main hoist cable suspended in midair, and have compensating sheave and with institute
The compensation rope that the bottom of the bottom and described balance weight of stating lift car connects, described compensating sheave fills
Put and along guide rail, the slip of this compensating sheave guided,
Described lift facility is characterised by,
Being provided with actuator devices on described compensating pulley assembly, described actuator devices is in order to reduce this
The up-down vibration of compensating sheave and produce the damping force that makes the up-down vibration of this compensating sheave decay,
As described actuator devices, being provided with the actuator devices applying pushing force, this pushing force is used
In the frictional force increased on the direction orthogonal with described guide rail, and in described compensating sheave and described cause
It is provided with between dynamic device device and the displacement of this actuator devices is converted to described compensating sheave in guide rail side
The linkage of displacement upwards.
Lift facility the most according to claim 1, it is characterised in that
Described lift facility has sensor and actuator control portion, and described sensor is used for detecting described
The vibration of compensating sheave, described actuator control portion drives described actuator devices, to increase described benefit
Repay the frictional force between pulley and described guide rail, thus make the vibration of described compensating pulley assembly decay.
Lift facility the most according to claim 1 and 2, it is characterised in that
It is the compensating sheave rotated freely that described compensating pulley assembly has the supporting of described compensating sheave
Framework.
Lift facility the most according to claim 1 and 2, it is characterised in that
Described actuator devices has the brake shoe engaged with described guide rail and is connected with this brake shoe
Actuator.
Lift facility the most according to claim 4, it is characterised in that
Described actuator devices has the actuator support supporting described actuator.
Lift facility the most according to claim 4, it is characterised in that
Described actuator devices has and is arranged on described brake shoe and described actuator elastically and fills
Linear actuators between putting.
Lift facility the most according to claim 1 and 2, it is characterised in that
One end of described linkage rotatably pivot suspension is on described actuator devices, described
The other end of linkage rotatably pivot suspension is on described compensating sheave.
Lift facility the most according to claim 1 and 2, it is characterised in that
Described compensating pulley assembly has auxiliary pulley, and this auxiliary pulley is by described actuator devices
Displacement and to described compensation rope apply tension force, thus suppress the whirling vibration of this compensation rope.
Lift facility the most according to claim 8, it is characterised in that
Described auxiliary pulley rotatably pivot suspension is on described actuator devices.
Lift facility the most according to claim 9, it is characterised in that
Described auxiliary pulley rotatably pivot suspension in auxiliary pulley framework, described auxiliary pulley
Framework is arranged on described actuator devices.
11. lift facilities according to claim 8, it is characterised in that
Described auxiliary pulley by described actuator devices towards the direction orthogonal with described guide rail
Drive, thus it is possible to vary the tension force of described compensation rope.
12. lift facilities according to claim 11, it is characterised in that
Described compensating sheave and described auxiliary pulley are connected by described linkage, by described actuating
On-off action on the direction orthogonal with described guide rail of device device, makes described compensating sheave along described
Guide rail displacement.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2013118529A JP6157227B2 (en) | 2013-06-05 | 2013-06-05 | Elevator equipment |
| JP2013-118529 | 2013-06-05 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104229604A CN104229604A (en) | 2014-12-24 |
| CN104229604B true CN104229604B (en) | 2017-01-04 |
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ID=52137267
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410246689.6A Active CN104229604B (en) | 2013-06-05 | 2014-06-05 | Lift facility |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP6157227B2 (en) |
| CN (1) | CN104229604B (en) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104775751A (en) * | 2015-03-26 | 2015-07-15 | 安徽冠东电子科技有限公司 | Lateral-rod-free intelligent ladder |
| JP5940713B1 (en) * | 2015-05-26 | 2016-06-29 | 東芝エレベータ株式会社 | Elevator compensatory support structure |
| JP2018052668A (en) * | 2016-09-28 | 2018-04-05 | 株式会社日立製作所 | Elevator provided with vibration control device |
| JP6576599B1 (en) * | 2017-10-11 | 2019-09-18 | 三菱電機株式会社 | Elevator and its balance wheel guide shoe |
| JP6733800B1 (en) * | 2019-11-25 | 2020-08-05 | フジテック株式会社 | elevator |
| US11524872B2 (en) * | 2020-04-22 | 2022-12-13 | Otis Elevator Company | Elevator compensation assembly monitor |
| CN111675066A (en) * | 2020-07-07 | 2020-09-18 | 广东卓梅尼技术股份有限公司 | Elevator compensating rope tensioning device fault determination method and system based on laser ranging |
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| US5861084A (en) * | 1997-04-02 | 1999-01-19 | Otis Elevator Company | System and method for minimizing horizontal vibration of elevator compensating ropes |
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| CN102633176A (en) * | 2011-02-09 | 2012-08-15 | 东芝电梯株式会社 | Elevator |
| CN103118966A (en) * | 2010-07-05 | 2013-05-22 | 通力股份公司 | Compensation device and elevator |
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| JP2793370B2 (en) * | 1991-01-29 | 1998-09-03 | 株式会社東芝 | elevator |
| JP2865949B2 (en) * | 1992-05-20 | 1999-03-08 | 三菱電機株式会社 | Elevator damping device |
| JPH09240930A (en) * | 1996-03-11 | 1997-09-16 | Toshiba Corp | Control device of elevator |
| JP2002193566A (en) * | 2000-12-26 | 2002-07-10 | Toshiba Corp | Elevator device |
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|---|---|---|---|---|
| US5861084A (en) * | 1997-04-02 | 1999-01-19 | Otis Elevator Company | System and method for minimizing horizontal vibration of elevator compensating ropes |
| CN1837008A (en) * | 2005-03-24 | 2006-09-27 | 因温特奥股份公司 | Elevator with vertical vibration compensation |
| CN200988732Y (en) * | 2006-12-26 | 2007-12-12 | 蒋燕青 | Compensator for high rise high speed lift |
| CN103118966A (en) * | 2010-07-05 | 2013-05-22 | 通力股份公司 | Compensation device and elevator |
| CN102633176A (en) * | 2011-02-09 | 2012-08-15 | 东芝电梯株式会社 | Elevator |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2014234295A (en) | 2014-12-15 |
| JP6157227B2 (en) | 2017-07-05 |
| CN104229604A (en) | 2014-12-24 |
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