CN1789103A - Elevator device - Google Patents

Elevator device Download PDF

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Publication number
CN1789103A
CN1789103A CN 200510022856 CN200510022856A CN1789103A CN 1789103 A CN1789103 A CN 1789103A CN 200510022856 CN200510022856 CN 200510022856 CN 200510022856 A CN200510022856 A CN 200510022856A CN 1789103 A CN1789103 A CN 1789103A
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CN
China
Prior art keywords
hoist cable
vertical projection
towards
winch
deflection sheave
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Granted
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CN 200510022856
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Chinese (zh)
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CN1789103B (en
Inventor
萩谷知文
富田正道
藤野笃哉
荒堀升
早野富夫
松浦厚
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Hitachi Ltd
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Hitachi Ltd
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Priority claimed from JP2005070261A external-priority patent/JP5040064B2/en
Application filed by Hitachi Ltd filed Critical Hitachi Ltd
Publication of CN1789103A publication Critical patent/CN1789103A/en
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Publication of CN1789103B publication Critical patent/CN1789103B/en
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  • Lift-Guide Devices, And Elevator Ropes And Cables (AREA)

Abstract

To provide an elevator device saved in a space in the height direction of a hoistway. The elevator device structured so that a car 1 suspended by a rope 5 inside hoistway walls 18 and a balance weight 12 are driven by a hoist machine 10 is provided with a pulley 8 provided in an upper part of the car 1, a rope stopper part 4 provided in an upper part or a side part of the car 1, a pulley 13 provided in an upper part of the balance weight 12, a rope stopper part 15 provided in an upper part of the balance weight 12. They are arranged so that the vertical projection of the hoist machine 10 is positioned between the vertical projection of the car 1 and the vertical projection of the hoistway walls 18. Thus, the space of the hoistway height is saved.

Description

Lift appliance
Technical field
The present invention relates to a kind of lift appliance, in this lift appliance, lift car and weight equalizer move along the guide rail in the hoist trunk.
Background technology
As technology formerly, open with the lift appliance of 3: 1 hoist cable winding method suspention lift cars and weight equalizer.Disclosed a kind of lift appliance in the patent documentation 1 for example, it is compared with traditional 2: 1 hoist cable winding methods, and the tension force that acts on the hoist cable is reduced into 2/3rds, and the elevator moment that acts on the actuating device reduces, its result can realize the miniaturization of actuating device.
Patent documentation 1: the spy opens (paragraph numbering 0023, Fig. 1 etc.) 2004-83231 number
, in the lift appliance that above-mentioned patent documentation 1 is put down in writing, the vertical projection of actuating device is configured to the vertical projection overlaid with lift car.Therefore, winch need be arranged on eminence, comes in contact to avoid itself and lift car, and its result can't save the space on the hoist trunk short transverse.
Summary of the invention
The object of the present invention is to provide a kind of lift appliance, this lift appliance has been saved the space on the hoist trunk short transverse.
To achieve these goals, lift appliance of the present invention is provided in the hoist trunk, lift car and weight equalizer by the hoist cable suspention drive by winch, wherein, the hoist cable fixed part that have the hanging wheel that is arranged on described elevator car upper, the hoist cable fixed part that is arranged on described elevator car upper or sidepiece, is arranged on the hanging wheel on described weight equalizer top and is arranged on described weight equalizer top, the vertical projection of described winch is between the vertical projection of the vertical projection of described lift car and described hoist trunk wall.
According to the present invention, a kind of lift appliance can be provided, this lift appliance has been saved the space on the hoist trunk short transverse.
Description of drawings
Fig. 1 is the figure of the method for winding of the lift appliance hoist cable in the expression first embodiment of the invention.
Fig. 2 is the top plan view of the hoist trunk of lift appliance among first embodiment.
Fig. 3 is the figure of the method for winding of the lift appliance hoist cable in the expression second embodiment of the invention.
Fig. 4 is the top plan view of the hoist trunk of lift appliance among second embodiment.
Fig. 5 is the figure of the method for winding of the lift appliance hoist cable in the expression third embodiment of the invention.
Fig. 6 is the top plan view of the hoist trunk of lift appliance among the 3rd embodiment.
Fig. 7 is the figure of the method for winding of the lift appliance hoist cable in the expression fourth embodiment of the invention.
Fig. 8 is the top plan view of the hoist trunk of lift appliance among the 4th embodiment.
Fig. 9 is the figure of the method for winding of the lift appliance hoist cable in the expression fifth embodiment of the invention.
Figure 10 is the top plan view of the hoist trunk of lift appliance among the 5th embodiment.
Figure 11 is the figure of the method for winding of the lift appliance hoist cable in the expression sixth embodiment of the invention.
Figure 12 is the top plan view of the hoist trunk of lift appliance among the 6th embodiment.
Figure 13 is the figure of the method for winding of the lift appliance hoist cable in the expression seventh embodiment of the invention.
Figure 14 is the top plan view of the hoist trunk of lift appliance among the 7th embodiment.
Among the figure: 1-lift car, 2-elevator cab door, 3-car upper framework, 4,15,19-hoist cable fixed part, 5-hoist cable, 6-hoist cable guiding device, 7a, 7b-first deflection sheave, 8,8a, 13,13a-hanging wheel, 9a, 9b, 9c-second deflection sheave, the 10-winch, 11-drives rope sheave, 12-weight equalizer, 14-the 3rd deflection sheave, 16a, 16b-car guide rail, 17a, 17b-weight equalizer guide rail, 18-hoist trunk wall, 20-the 4th deflection sheave.
The specific embodiment
Followingly embodiments of the invention are described with reference to accompanying drawing.
Fig. 1 is the figure of the method for winding of the lift appliance hoist cable 5 in the expression first embodiment of the invention.Fig. 2 is the top plan view of the hoist trunk of present embodiment lift appliance.In the lift appliance of present embodiment, lift car 1 is configured to along car guide rail 16a, 16b lifting, and weight equalizer 12 is configured to along weight equalizer guide rail 17a, 17b lifting.And lift car 1 and weight equalizer 12 are suspended in midair by hoist cable 5, and drive by winch 10.
And, in the ceiling part of lift car 1 car upper framework 3 being installed, hoist cable fixed part 4 and hanging wheel 8 are installed on this car upper framework 3.In addition, the top of weight equalizer 12 also is equipped with hoist cable fixed part 15 and hanging wheel 13.And hoist cable fixed part 4,15 has the function that the absorption hoist cable is elongated part.
And the top of hoist trunk is provided with the second deflection sheave 9a and the 9b and the 3rd deflection sheave 14 be made up of two deflection sheavies of the first deflection sheave 7a that is made up of two deflection sheavies of mutual vertical projection almost parallel and 7b, mutual vertical projection almost parallel.Wherein, the vertical projection of the first deflection sheave 7a and the driving rope sheave 11 of 7b, hanging wheel 8 and winch 10 is configured to roughly vertical mutually with the vertical projection of the 3rd deflection sheave 14.In addition, the vertical projection of the second deflection sheave 9a and 9b is configured to tilt with respect to the vertical projection of the first deflection sheave 7a etc., and tilts with respect to the vertical projection of the 3rd deflection sheave 14.And each deflection sheave all is arranged on the place higher than the ceiling part of lift car 1.And the space is regulated owing to be provided with respectively at the left and right directions of Fig. 2 in the position of hoist cable fixed part 4, deflection sheave 7a, 7b and hanging wheel 8, thus can change, thus when installation exercise, can adjust the suspended state of lift car 1.
Below, the winding method of the hoist cable in the lift appliance of present embodiment 5 is described.In principle, the lift appliance of present embodiment adopts 3: 1 hoist cable canoe, suspends lift car 1 and weight equalizer 12 in midair by hoist cable fixed part 4,15 and hanging wheel 8,13.Its concrete grammar as shown in Figure 1, at first, one end of hoist cable 5 is fixed on the hoist cable fixed part 4 on lift car 1 top, and the other end extends towards the top from this hoist cable fixed part 4, extend to arrive another first deflection sheave 7b through approximate horizontal behind the first deflection sheave 7a, and turn to and extend towards the below through this first deflection sheave 7b.And, turn to the top that is wound on the second deflection sheave 9a towards the top extension behind the hanging wheel 8 of this other end through lift car 1 top of this hoist cable 5, be wound on the bottom of another second deflection sheave 9b afterwards, be wound on the driving rope sheave 11 of winch 10 afterwards and be diverted and extend towards the below.Afterwards, turn to towards the top behind the hanging wheel 13 of this other end through weight equalizer 12 tops of this hoist cable 5 and extend, arrive the hoist cable fixed part 15 on weight equalizer 12 tops through the 3rd deflection sheave 14 backs, and be fixed on this hoist cable fixed part 15.
And the vertical projection of winch 10 is configured between the vertical projection of the vertical projection of lift car 1 and hoist trunk wall 18.Therefore, there is no need, so can save space on the hoist trunk short transverse in the space that is provided on the short transverse avoiding clashing between winch 10 and the lift car 1.In addition, because winch 10 adopts the winch of lengthwise type, so, even should drive the vertical projection of rope sheave 11 and the depth direction approximate vertical of lift car 1, also winch 10 can be arranged in the finite space of lift car 1 left side.Wherein, the winch 10 of so-called lengthwise type refers to that winch 10 axial length drive the diameter of rope sheave 11 greater than winch 10.And the depth direction of so-called lift car 1 refers to the direction vertical with elevator cab door 2, and the left side of so-called lift car 1 refers to see the part that is positioned at electric chair car 1 left side from elevator lobby.
Further, in the present embodiment, weight equalizer 12 also is arranged on the left side of lift car 1, and the winch 10 of lengthwise type then is arranged on 12 top of this weight equalizer.That is, because the vertical projection of winch 10 and the vertical projection overlaid of weight equalizer 12, so that can dwindle hoist trunk and amass.In addition, because near the vertical projection of the winch 10 centers of gravity position between the vertical projection of pair of guide rails 17a, the 17b of weight equalizer 12, so,, can support the load of winch 10 with pair of guide rails 17a, the 17b of weight equalizer 12 by not shown support component.
According to above-mentioned present embodiment, owing to adopted 3: 1 hoist cable canoe, the load of dangling is shared by three hoist cables, thereby has reduced the radial weight that acts on deflection sheave, therefore can adopt the less winch of moment 10.That is, owing to can realize the miniaturization of lift appliance strength member and winch 10 etc., so have the effect that can save the hoist trunk space.
In addition, by the second deflection sheave 9a, 9b are set, make the position adjustments of winch 10 become possibility.Specifically, the vertical projection that winch 10 can be arranged to make winch 10 is between the vertical projection of the vertical projection of lift car 1 and hoist trunk wall 18.And, since the vertical projection of winch 10 not with the vertical projection overlaid of lift car 1, so lift car 1 can rise to higher height, its result can save the space on hoist trunk top.
And, in the present embodiment, because weight equalizer 12 and winch 10 are arranged on the left side of lift car 1, so can be applicable to the occasion that need set the size of lift car 1 depth direction bigger as far as possible effectively.
Fig. 3 is the figure of the method for winding of the lift appliance hoist cable 5 in the expression second embodiment of the invention.Fig. 4 is the top plan view of the hoist trunk of present embodiment elevator.The structure of the lift appliance of present embodiment and first embodiment are basic identical, so focus on describing with the first embodiment difference at this.
At first, in the present embodiment, the hoist cable fixed part 4 of lift car 1 is arranged on the below of lift car 1 sidepiece, the hoist cable 5 that is fixed on this hoist cable fixed part 4 extends towards the top along the sidepiece of lift car 1, arrives the first deflection sheave 7a through hoist cable guiding device 6 backs that are arranged on lift car 1 top.
In addition, the vertical projection of the second deflection sheave 9a, 9b is configured to the vertical projection approximate vertical with the first deflection sheave 7a, 7b and hanging wheel 8.And winch 10 and weight equalizer 12 are set at the back of lift car 1.Wherein, the back of so-called lift car 1 refers to see the part that is positioned at lift car 1 rear from the entrance hall side.
And, because winch 10 adopts lengthwise type winch, so, even should drive the vertical projection of rope sheave 11 and the depth direction almost parallel of lift car 1, also winch 10 can be arranged in the finite space at lift car 1 back.
According to present embodiment, can realize essentially identical effect with first embodiment.And, in the present embodiment, because weight equalizer 12 and winch 10 are arranged on the back of lift car 1, so can be applicable to the occasion that need set the door size of lift car 1 left and right directions bigger as far as possible effectively.In addition, because hoist cable fixed part 4 is positioned near the bottom of lift car 1, so after hoist cable 5 is because of long-term use, be elongated in the time of to regulate operation, can in the tunnel of hoist trunk foot, regulate operation easily, thereby make things convenient for maintenance activity.And, in the present embodiment, because hoist cable fixed part 4 is positioned at the outside of lift car 1 right flank, variable position is not arranged to so that the suspended state of lift car 1 is adjusted in the position of hoist cable fixed part 4 so do not resemble first embodiment, but hoist cable guiding device 6 is installed by top at lift car 1, can be when the installation site of hoist cable guiding device 6 and deflection sheave 7a, 7b and hanging wheel 8 is arranged in installation exercise in the left and right directions change of Fig. 4, thus the function that suspended state is regulated that equates with first embodiment had.
Fig. 5 is the figure of the method for winding of the lift appliance hoist cable 5 in the expression third embodiment of the invention.Fig. 6 is the top plan view of the hoist trunk of present embodiment elevator.The structure of the lift appliance of present embodiment and second embodiment are basic identical, so focus on describing with the second embodiment difference at this.
At first, in the present embodiment, second deflection sheave is made of three deflection sheave 9a, 9b, 9c, and wherein, the vertical projection of the second deflection sheave 9a, 9b roughly is parallel to each other.At this, the vertical projection of the first deflection sheave 7a, 7b and hanging wheel 8 is configured to roughly vertical mutually with the vertical projection of the driving rope sheave 11 of the 3rd deflection sheave 14, the second deflection sheave 9c, winch 10 and hanging wheel 13.And the vertical projection of the second deflection sheave 9a, 9b is configured to tilt with respect to the vertical projection of the first deflection sheave 7a etc., and tilts with respect to the vertical projection of the 3rd deflection sheave 14.
Below, the winding method of the hoist cable in the lift appliance of present embodiment 5 is described.At first, one end of hoist cable 5 is fixed on the hoist cable fixed part 4 of the sidepiece below that is arranged at lift car 1, and the sidepiece of the other end from this hoist cable fixed part 4 along lift car 1 extends towards the top, arrives the first deflection sheave 7a through the hoist cable guiding device 6 that is arranged on lift car 1 top.Then, this other end of this hoist cable 5 extends in the direction of approximate horizontal, extend through turning to towards the below behind another first deflection sheave 7b, extend through turning to behind the hanging wheel 8 afterwards, arrive the top of the second deflection sheave 9b from the top approximate horizontal ground extension of the second deflection sheave 9a towards the top.Then, this other end of hoist cable 5 turns to towards the below after through this second deflection sheave 9b and extends, and extends through turning to behind the second deflection sheave 9c towards the top, is wound on the driving rope sheave 11 of winch 10 afterwards, and turns to and extend towards the below through it.Then, turn to towards the top behind the hanging wheel 13 of this other end through weight equalizer 12 tops of this hoist cable 5 and extend, arrive the hoist cable fixed part 15 on weight equalizer 12 tops through the 3rd deflection sheave 14 backs, and be fixed on this hoist cable fixed part 15.
In addition, because winch 10 is slim winchs, and its vertical projection that drives rope sheave 11 is configured to the depth direction almost parallel with lift car 1, so winch 10 can be arranged in the finite space of lift car 1 left side.Wherein, so-called slim winch 10 refers to that winch 10 axial length drive the diameter of rope sheave 11 less than winch 10.And in the present embodiment, weight equalizer 12 also is arranged on the left side of lift car 1, and slim winch 10 then is arranged on 12 top of this weight equalizer.
According to present embodiment, can realize identical with second embodiment basically effect.And, in the present embodiment, because the vertical projection of winch 10 centers of gravity and the vertical projection basically identical of weight equalizer 12 centers of gravity, so can support the load of winch 10 easily with pair of guide rails 17a, the 17b of weight equalizer 12.In addition, by increasing by the second deflection sheave 9c, so that the setting of above-mentioned slim winch 10 becomes possibility, thereby can dwindle the area of hoist trunk.And, because weight equalizer 12 and winch 10 are arranged on the left side of lift car 1, so can be applicable to the occasion that need set the size of lift car 1 depth direction bigger as far as possible effectively.
Fig. 7 is the figure of the method for winding of the lift appliance hoist cable 5 in the expression fourth embodiment of the invention.Fig. 8 is the top plan view of the hoist trunk of present embodiment elevator.The structure of the lift appliance of present embodiment and the 3rd embodiment are basic identical, so focus on describing with the 3rd embodiment difference at this.
In the present embodiment, the vertical projection of the first deflection sheave 7a and 7b and hanging wheel 8 is configured to and the driving rope sheave 11 of the 3rd deflection sheave 14, the second deflection sheave 9c, winch 10 and the mutual almost parallel of vertical projection of hanging wheel 13.
In addition, because winch 10 is slim winchs, and its vertical projection that drives rope sheave 11 is configured to the depth direction approximate vertical with lift car 1, so winch 10 can be arranged in the finite space at lift car 1 back.
And in the present embodiment, weight equalizer 12 also is arranged on the back of lift car 1, and slim winch 10 then is arranged on 12 top of this weight equalizer.
According to present embodiment, can realize identical with the 3rd embodiment basically effect.And, in the present embodiment, because weight equalizer 12 and winch 10 are arranged on the back of lift car 1, so can be applicable to the occasion that need set the door size of lift car 1 left and right directions bigger as far as possible effectively.
Fig. 9 is the figure of the method for winding of the lift appliance hoist cable 5 in the expression fifth embodiment of the invention.Figure 10 is the top plan view of the hoist trunk of present embodiment elevator.The structure of the lift appliance of present embodiment is close with second embodiment, so focus on describing with the second embodiment difference at this.
In the present embodiment, two hanging wheels 8,8a are arranged on the top of lift car 1, and hanging wheel 13,13a then are arranged on the top of weight equalizer 12, and lift car 1 and weight equalizer 12 adopt 4: 1 hoist cable canoe suspention.
The concrete canoe of hoist cable 5 as shown in Figure 9, at first, an end of hoist cable 5 is fixed on the hoist cable fixed part 4 on hoist trunk top.And the other end of this hoist cable 5 extends from this hoist cable fixed part 4 towards the below, extends through turning to behind first hanging wheel 8 of lift car 1 towards the top, behind the first deflection sheave 7a horizontal-extending, extends through turning to towards the below behind the first deflection sheave 7b.And, this other end of this hoist cable 5 extends through turning to towards the top behind the second hanging wheel 8a of lift car 1, be wound on the top of the second deflection sheave 9a afterwards, and be wound on the bottom of the second deflection sheave 9b, afterwards, be wound on the driving rope sheave 11 of winch 10, and turn to and extend towards the below through it.Afterwards, this other end of this hoist cable 5 extends towards the top through turning to behind first hanging wheel 13 of weight equalizer 12, extends towards the below through turning to behind the 3rd deflection sheave 14, extends towards the top through turning to behind the second deflection sheave 13a of weight equalizer 12.Afterwards, this other end of this hoist cable 5 arrives the hoist cable fixed part 15 on hoist trunk top, and is fixed on this hoist cable fixed part 15.
According to present embodiment, can realize identical with second embodiment basically effect.And, in the present embodiment, because lift car 1 and weight equalizer 12 adopt 4: 1 hoist cable canoe suspention, so, compare with 3: 1 the hoist cable canoe of second embodiment etc., can further carry out miniaturization to lift appliance strength member and winch 10, so can save the space of hoist trunk.
And in the present embodiment, winch 10 and weight equalizer 12 are set at the back of lift car 1, but also can pass through to change the configuration of the second deflection sheave 9a, 9b, and weight equalizer 12 grades are arranged on the sidepiece of lift car 1.Promptly, as described in above-mentioned embodiment, by in the configuration of second deflection sheave, trying every possible means, according to the shape of hoist trunk and the shape of lift car 1 etc., winch 10 and weight equalizer 12 are arranged on the optional position at sidepiece or back, just can select to be provided with respond well machine method for arranging.In addition, what use in the present embodiment is the winch 10 of lengthwise type, but also can use slim winch 10 by increasing by the second deflection sheave 9c.
Figure 11 is the figure of the method for winding of the lift appliance hoist cable 5 in the expression sixth embodiment of the invention.Figure 12 is the top plan view of the hoist trunk of present embodiment elevator.The structure of the lift appliance of present embodiment and the 4th embodiment are approaching, so focus on describing with the 4th embodiment difference at this
In the present embodiment, the direction that is configured to from hoist cable fixed part 4 along approximate vertical of hoist cable 5 is directly extended to deflection sheave 7a.
The concrete canoe of hoist cable 5 as shown in figure 11, the right-hand member of deflection sheave 7a roughly is positioned at the vertical direction of hoist cable fixed part 4.
According to present embodiment, can omit the hoist cable guiding device that is provided with among the 4th embodiment, can further reduce cost of manufacture than the 4th embodiment.
Figure 13 is the figure of the method for winding of the lift appliance hoist cable 5 in the expression seventh embodiment of the invention.Figure 14 is the top plan view of the hoist trunk of present embodiment elevator.The structure of the lift appliance of present embodiment and the 6th embodiment are approaching, so focus on describing with the 4th embodiment difference at this
In the present embodiment, hoist cable 5 is configured to extend from the hoist cable fixed part 19 that is arranged on lift car 1 floor downside, process is arranged on the deflection sheave 20 of end, lower right side, lift car 1 floor, and extends towards deflection sheave 7a along the direction that approximate vertical makes progress.
According to present embodiment, owing to make the direction of the hoist cable fixed part 19 of hoist cable 5 towards approximate horizontal, even so in the occasion of needs lengthenings hoist cable fixed part 19, also can shorten the size of hoist cable fixed part 19 above-below directions, thereby can will be arranged on the dimensional control of above-below direction of parts of lift car 1 floor downside in the scope that is substantially equal to deflection sheave 20 diameters.Therefore, with the 6th embodiment relatively, the size that can dwindle lift car 1 above-below direction is so in the hoist trunk that lift appliance is arranged on same shape the time, the effective lifting travel that can guarantee lift car 1 is greater than the 6th embodiment.In addition, by make the point of action that acts on the power of lift car 1 bottom from hoist cable 5 be distributed in hoist cable fixed part 19 and deflection sheave 20 this two, so can further reduce concentrating of power than the 6th embodiment.

Claims (15)

1. lift appliance in hoist trunk, is driven by winch by the lift car and the weight equalizer of hoist cable suspention, it is characterized in that,
The hanging wheel that has the hanging wheel that is arranged on described elevator car upper and be arranged on described weight equalizer top, the vertical projection of described winch is between the vertical projection of the vertical projection of described lift car and described hoist trunk wall.
2. lift appliance according to claim 1 is characterized in that,
One end of described hoist cable is fixed on the hoist cable fixed part that is arranged at described elevator car upper or sidepiece, and the other end extends towards the top from this hoist cable fixed part, extend through turning to towards the below behind first deflection sheave, extend through turning to towards the top behind the hanging wheel of described lift car then, through being wound on the described winch behind second deflection sheave and being diverted and extending towards the below, extend through turning to behind the hanging wheel of described weight equalizer towards the top, and through being fixed on behind the 3rd deflection sheave on the hoist cable fixed part that is arranged at described weight equalizer top.
3. lift appliance according to claim 1 is characterized in that,
First and second hanging wheels that possess first and second hanging wheels that are arranged on described elevator car upper and be arranged on described weight equalizer top, one end of described hoist cable is fixed on the hoist cable fixed part on described hoist trunk top, and the other end extends towards the below from this hoist cable fixed part, extend through turning to towards the top behind first hanging wheel of described lift car, extend through turning to towards the below behind described first deflection sheave then, extend through turning to towards the top behind second hanging wheel of described lift car, through being wound on the described winch behind second deflection sheave and being diverted and extending towards the below, extend through turning to towards the top behind first hanging wheel of described weight equalizer, extend through turning to towards the below behind the 3rd deflection sheave, extend through turning to behind second hanging wheel of described weight equalizer, be fixed at last on the hoist cable fixed part on described hoist trunk top towards the top.
4. according to claim 2 or 3 described lift appliances, it is characterized in that,
Described second deflection sheave has at least two deflection sheavies.
5. according to claim 2 or 3 described lift appliances, it is characterized in that,
Described second deflection sheave has at least two deflection sheavies, and the vertical projection of these deflection sheavies is tilted with respect to the vertical projection of described first deflection sheave.
6. lift appliance according to claim 2 is characterized in that,
Described second deflection sheave has at least two deflection sheavies, and the vertical projection of these deflection sheavies is tilted with respect to the vertical projection of the hanging wheel that is arranged on described elevator car upper.
7. according to claim 2 or 3 described lift appliances, it is characterized in that,
Described second deflection sheave has at least two deflection sheavies, the vertical projection approximate vertical of the vertical projection of these deflection sheavies and described first deflection sheave.
8. lift appliance according to claim 2 is characterized in that,
Described second deflection sheave has at least two deflection sheavies, the vertical projection of these deflection sheavies and the vertical projection approximate vertical that is arranged on the hanging wheel of described elevator car upper.
9. according to each described lift appliance in the claim 1 to 3, it is characterized in that,
The vertical projection of described winch center of gravity is near between the vertical projection of the pair of guide rails of described weight equalizer.
10. according to each described lift appliance in the claim 1 to 3, it is characterized in that,
Described winch is positioned at the top of described weight equalizer, the vertical projection basically identical of the vertical projection of described winch center of gravity and described weight equalizer center of gravity.
11. lift appliance according to claim 1 is characterized in that,
The hoist cable fixed part of described lift car is arranged on the sidepiece of described lift car.
12. lift appliance according to claim 1 is characterized in that,
The hoist cable fixed part of described lift car is arranged on the top of described lift car.
13. according to each described lift appliance in the claim 1 to 3, it is characterized in that,
Described winch is slim winch.
14. according to each described lift appliance in the claim 1 to 3, it is characterized in that,
Described winch is a lengthwise type winch.
15. lift appliance according to claim 1 is characterized in that,
One end of described hoist cable is fixed on the hoist cable fixed part of bottom, floor of described lift car, and the other end extends towards the top after passing through the 4th deflection sheave that is arranged on described lift car floor side end from this hoist cable fixed part, extend through turning to towards the below behind first deflection sheave, extend through turning to towards the top behind the hanging wheel of described lift car, be wound on the described winch and be diverted and extend through second deflection sheave towards the below, extend through turning to behind the hanging wheel of described weight equalizer, at last through on the hoist cable fixed part that is fixed on described weight equalizer behind the 3rd deflection sheave towards the top.
CN 200510022856 2004-12-14 2005-12-12 Elevator device Expired - Fee Related CN1789103B (en)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
JP2004-360674 2004-12-14
JP2004360674 2004-12-14
JP2004360674A JP4172451B2 (en) 2004-12-14 2004-12-14 Elevator equipment
JP2005-070261 2005-03-14
JP2005070261 2005-03-14
JP2005070261A JP5040064B2 (en) 2005-03-14 2005-03-14 Elevator equipment

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CN1789103A true CN1789103A (en) 2006-06-21
CN1789103B CN1789103B (en) 2011-08-03

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CN102275851A (en) * 2011-06-08 2011-12-14 大连四达高技术发展有限公司 Workpiece lifting and overturning device with bracket counterweight mechanism

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