CN1251954C - Elevator - Google Patents

Elevator Download PDF

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Publication number
CN1251954C
CN1251954C CNB028221893A CN02822189A CN1251954C CN 1251954 C CN1251954 C CN 1251954C CN B028221893 A CNB028221893 A CN B028221893A CN 02822189 A CN02822189 A CN 02822189A CN 1251954 C CN1251954 C CN 1251954C
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CN
China
Prior art keywords
rope
winch
returning wheel
car
hoist trunk
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CNB028221893A
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Chinese (zh)
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CN1582251A (en
Inventor
桥口直树
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Mitsubishi Electric Corp
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Mitsubishi Electric Corp
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Filing date
Publication date
Application filed by Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Publication of CN1582251A publication Critical patent/CN1582251A/en
Application granted granted Critical
Publication of CN1251954C publication Critical patent/CN1251954C/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66BELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B11/00Main component parts of lifts in, or associated with, buildings or other structures
    • B66B11/0065Roping
    • B66B11/008Roping with hoisting rope or cable operated by frictional engagement with a winding drum or sheave
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66BELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B11/00Main component parts of lifts in, or associated with, buildings or other structures
    • B66B11/04Driving gear ; Details thereof, e.g. seals
    • B66B11/08Driving gear ; Details thereof, e.g. seals with hoisting rope or cable operated by frictional engagement with a winding drum or sheave
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66BELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B11/00Main component parts of lifts in, or associated with, buildings or other structures
    • B66B11/0035Arrangement of driving gear, e.g. location or support
    • B66B11/0045Arrangement of driving gear, e.g. location or support in the hoistway
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66BELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B7/00Other common features of elevators
    • B66B7/06Arrangements of ropes or cables

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  • Engineering & Computer Science (AREA)
  • Civil Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Structural Engineering (AREA)
  • Lift-Guide Devices, And Elevator Ropes And Cables (AREA)
  • Cage And Drive Apparatuses For Elevators (AREA)

Abstract

The present invention relates to an elevator device whose hoister for elevators comprises a hoister and a return wheel, wherein a shaft of a motor part is orthogonally arranged on the back wall surface in the direction of depth of an elevating passage by the hoister. The return wheel is arranged in a gap of side wall surfaces in a direction of width of the cage and the elevating passage, is capable of freely rotating around a horizontal shaft, is connected with the driving rope wheel of the hoister through hoisting ropes, and changes the arrangement direction of the hoisting ropes. The rope slot pitch formed by the return wheel is more than that of the driving rope wheel, and the rope slot pitch of the return wheel which changes the arrangement direction of the hoisting ropes is more than that of the driving rope wheel with the connection of the hoisting ropes and the driving rope wheel. The small thickness of the driving rope wheel can be realized, the gap among the cage and the wall surfaces of the elevating passage is reduced, and the construction cost can be reduced.

Description

Lift appliance
Technical field
The present invention relates to omit the lift appliance of Machine Room, especially related to winch is configured in lift appliance in the gap of the wall of hoist trunk and car.
Background technology
Fig. 9 is the sectional elevation of the traditional lift appliance of expression, and Figure 10 is the A portion enlarged drawing of Fig. 9, and Figure 11 is the longitudinal section of the traditional lift appliance of expression.Here, for convenience of description, with the length direction of hoist trunk (among Fig. 9 vertical direction) with paper as above-below direction, with the depth direction (left and right directions among Fig. 9) of hoist trunk as fore-and-aft direction, with the Width (above-below direction among Fig. 9) of hoist trunk as left and right directions.
Among each figure, winch 1 is made of motor section 2, the driving rope sheave 3 that is fixed on the S. A. of motor section 2, as a whole smooth discoid of the axial formation of the S. A. of motor section 2.And, winch 1 with the S. A. of motor section 2 towards front and back in the gap of the rear of the bottom that is installed in hoist trunk 4 wall and car 5.
The a pair of car that car 5 is extended by above-below direction on the left and right sides wall that is arranged at hoist trunk 4 sets freely with guide rail 6 guiding and lifting.This car 5 makes car door 5a be provided in the hoist trunk 4 towards the place ahead of hoist trunk 4.In addition, a pair of car hanging wheel 7a, 7b be installed in car 5 the lower end both ends, the left and right sides fore-and-aft direction the substantial middle place and wind with axially be fore-and-aft direction axle rotation freely.
The a pair of counterweight that counterweight 8 is extended by above-below direction on the rear wall that is arranged at hoist trunk 4 sets freely with guide rail 9 guiding and lifting.In addition, counterweight be installed in the top of counterweight 8 with deflection sheave 10 and wind with axially be fore-and-aft direction axle rotation freely.
The the 1st and the 2nd Returning wheel 11,12 be installed in the top of hoist trunk 4 and wind with axially be left and right directions axle rotation freely.And the 1st and the 2nd Returning wheel 11,12 is provided in the gap B of car 5 and the left side wall of hoist trunk 4, and fore-and-aft direction is provided in the rear of car hanging wheel 7a with arranging.In addition, the 3rd Returning wheel 13 is installed in the gap S of car 5 and the rear wall of hoist trunk 4 on top of hoist trunk 4, wind with axially be fore-and-aft direction the axle rotation freely.And, to overlook from the top, the 3rd Returning wheel 13 is provided in counterweight with between deflection sheave 10 and the driving rope sheave 3.
One end of winch rope 14 is fixed on the top ceiling of hoist trunk 4.This winch rope 14 hangs down from top ceiling, by the bottom by car 5 behind the car hanging wheel 7b, again by behind the car hanging wheel 7a upwards to the 2nd Returning wheel 12.And winch rope 14 is back down to driving rope sheave 3 by the 2nd Returning wheel 12 and the 1st Returning wheel 11.And winch rope 14 is making progress to the 3rd Returning wheel 13 by drive pulley 3 backs.Then winch rope 14 makes progress with deflection sheave 10 backs by counterweight passing through the 3rd Returning wheel 13 backs down to counterweight deflection sheave 10, and the other end is fixed on the top ceiling.
So in the lift appliance of structure, the motor section 2 of winch 1 is driven rope sheave 3 and is driven in rotation by control setup (not shown) drive controlling.Winch rope 14 moves because of driving rope sheave 3, and car 5 and counterweight 8 hoist trunk 4 in are carried out lifting with guide rail 6 and counterweight with guide rail 9 guiding by car.
Here, winch rope 14 is made of the 1st rope 14a, the 2nd rope 14b and the 3rd rope 14c.On the other hand, drive rope sheave 3 and the 1st Returning wheel 11 and have thickness h 0, form 3 rope groove 3a-3c, 11a-11c that accommodate the 1st to the 3rd rope 14a, 14b, 14c respectively with pitch P 0.In addition, rope groove 3b, 11b are positioned at the thickness direction central authorities that drive rope sheave 3 and the 1st Returning wheel 11.And, driving rope sheave 3 and the 1st Returning wheel 11, rope groove direction is mutually orthogonal, and the end of rope groove 3b, 11b is configured to the above-below direction unanimity.Here, drive rope sheave 3 and the 1st Returning wheel 11 rope groove 3a-3c, 11a-11c orientation respectively with drive the axial consistent of rope sheave 3 and the 1st Returning wheel 11, consistent with the rope orientation that drives rope sheave 3 and the 1st Returning wheel 11.
Although detailed icon not also forms 3 rope grooves of accommodating the 1st to the 3rd rope 14a, 14b, 14c respectively with pitch P 0 in the 2nd and the 3rd Returning wheel 12,13, car hanging wheel 7a, 7b, 7c, counterweight on deflection sheave 10.In addition, the 1st and the 2nd Returning wheel 11,12 is configured to consistent with rope groove direction.And, drive rope sheave the 3, the 3rd Returning wheel 13 and counterweight and be configured to consistent with deflection sheave 10 with rope groove direction.And car hanging wheel 7a, that 7b is configured to is consistent with rope groove direction, and car hanging wheel 7a and the 2nd Returning wheel 12 are configured to and rope groove direction quadrature.
Winch rope 14 is from driving rope sheave 3 when the 1st Returning wheel 11 moves (Japanese: take advantage of り to move Ru), as shown in figure 10, the 1st rope 14a extends upward with the degree of dip with respect to the above-below direction regulation from the rope groove 3a back that drives rope sheave 3, move to the rope groove 11a of the 1st Returning wheel 11, the 2nd rope 14b from the rope groove 3b back that drives rope sheave 3 to directly over extend, move to the rope groove 11b of the 1st Returning wheel 11, the 3rd rope 14c extends upward with the degree of dip with respect to the above-below direction regulation from the rope groove 3c back that drives rope sheave 3, moves to the rope groove 11c of the 1st Returning wheel 11.That is, winch rope 14 is from driving rope sheave 3 when the 1st Returning wheel 11 moves, and the orientation of the 1st to the 3rd rope 14a-14c of winch rope 14 has changed 90 degree.At the interconnecting gangway that changes this rope orientation, in case the gap delta 0 between the rope of the 1st to the 3rd rope 14a-14c is below 0, then be in contact with one another between the rope, produce the wearing and tearing and the contact noise of rope, thereby the pitch P 0 of rope groove 3a-3c, 11a-11c is set at makes gap delta 0 for more than the 1mm.
So in traditional lift appliance of structure,, then drive of pitch P 0 decision of the thickness h 0 of rope sheave 3 and the 1st Returning wheel 11 by rope groove 3a-3c, 11a-11c if it is certain to constitute the rope radical and the rope diameter of winch rope 14.And, the gap S of hoist trunk 4 by the thickness H of winch 1 (=h+h0) limit.Wherein, h is the thickness of motor section 2.In addition, the gap B of hoist trunk 4 is limited with the installation components such as rail brackets (not shown) that guide rail 6 is installed on the hoist trunk wall with guide rail 6 and with car by car 5, car.
For this reason, the thickness H of winch 1, for minimum, gap S can not further reduce, and can't make the hoist trunk reduced cross-sectionalization during pitch P 0 when gap delta 0 is made 1mm, the problem that exists construction cost to increase.
Summary of the invention
The present invention is used to address the above problem and makes, its purpose is, provide a kind of by winch rope and drive the rope slot pitch of Returning wheel that rope sheave is connected, will changes the rope orientation of winch rope do than the rope slot pitch that drives rope sheave greatly, can realize driving rope sheave thickness thin typeization, dwindle the gap between the wall of car and hoist trunk, the lift appliance of reducining the construction costs.
Lift appliance of the present invention comprises: car, winch, Returning wheel, the car lifting is provided in the hoist trunk freely, winch has the rope sheave of driving and motor, forming to accommodate respectively on this driving rope sheave makes car carry out a plurality of rope grooves of the winch rope of lifting, form a plurality of rope grooves of accommodating winch rope respectively on the Returning wheel, and be connected with described driving rope sheave by this winch rope, change the orientation of this winch rope, it is characterized in that the rope slot pitch of Returning wheel forms greatlyyer than the rope slot pitch of described driving rope sheave.
Description of drawings
Fig. 1 is the horizontal cross of the lift appliance of expression embodiments of the invention 1.
Fig. 2 is the A portion enlarged drawing of presentation graphs 1.
Fig. 3 is the mode chart that the thickness of driving rope sheave of the lift appliance of explanation embodiments of the invention 1 reduces effect.
Fig. 4 is the enlarged drawing of main portion of the lift appliance of expression embodiments of the invention 2.
Fig. 5 is the mode chart that the thickness of driving rope sheave of the lift appliance of explanation embodiments of the invention 2 reduces effect.
Fig. 6 is the horizontal cross of the lift appliance of expression embodiments of the invention 3.
Fig. 7 is the longitudinal section of the lift appliance of expression embodiments of the invention 3.
Fig. 8 is the horizontal cross of the lift appliance of expression embodiments of the invention 4.
Fig. 9 is the horizontal cross of the traditional lift appliance of expression.
Figure 10 is the A portion enlarged drawing of presentation graphs 9.
Figure 11 is the longitudinal section of the traditional lift appliance of expression.
The specific embodiment
Below, with reference to accompanying drawing embodiments of the invention are described.
[embodiment 1]
Fig. 1 is the horizontal cross of the lift appliance of embodiments of the invention 1, and Fig. 2 is the A portion enlarged drawing of Fig. 1.But, put on prosign with the same or cooresponding part of traditional lift appliance among each figure, and omit its explanation.
Among Fig. 1 and Fig. 2, winch 20 is made of motor section 2, the driving rope sheave 21 that is fixed on the S. A. of motor section 2, as a whole smooth discoid of the axial formation of the S. A. of motor section 2.And, winch 20 with the S. A. of motor section 2 towards front and back on the wall of the rear of the bottom that is installed in hoist trunk 4.
Drive rope sheave 21 and form thickness h 1, form 3 rope groove 21a-21c that accommodate the 1st to the 3rd rope 14a, 14b, 14c respectively with pitch P 1.On the other hand, the 1st Returning wheel 22 form thickness h 2 (>h0), (p2>p0) forms 3 rope groove 22a-22c that accommodate the 1st to the 3rd rope 14a, 14b, 14c respectively with pitch P 2.In addition, rope groove 21b, 22b lay respectively at the thickness direction central authorities that drive rope sheave 21 and the 1st Returning wheel 22.And, driving rope sheave 21 and the 1st Returning wheel 22, rope groove direction is mutually orthogonal, and the end of rope groove 21b, 22b is configured to the above-below direction unanimity.In addition, the 1st and the 2nd Returning wheel 22,12 is configured to rope groove direction unanimity, drives rope sheave 21 and the 3rd Returning wheel 13 and is configured to rope groove direction unanimity.
Other structures are identical with traditional lift appliance.
In the present embodiment 1, winch rope 14 is from driving rope sheave 21 when the 1st Returning wheel 22 moves, as shown in Figure 2, the 1st rope 14a extends upward with the degree of dip with respect to the above-below direction regulation from the rope groove 21a back that drives rope sheave 21, move to the rope groove 22a of the 1st Returning wheel 22, the 2nd rope 14b from the rope groove 21b back that drives rope sheave 21 to directly over extend, move to the rope groove 22b of the 1st Returning wheel 22, the 3rd rope 14c extends upward with the degree of dip with respect to the above-below direction regulation from the rope groove 21c back that drives rope sheave 21, moves to the rope groove 22c of the 1st Returning wheel 22.Thus, the rope orientation of winch rope 14 has changed 90 degree.And at the interconnecting gangway that changes this rope orientation, the gap delta that rope groove 21a-21c, the pitch P 1 of 22a-22c, p2 are set between the rope that makes the 1st to the 3rd rope 14a-14c is more than the 1mm.
In the present embodiment 1, the rope slot pitch p2 of the 1st Returning wheel 22 is bigger than the rope slot pitch p0 of the 1st Returning wheel 11 of conventional apparatus, thereby as shown in Figure 3, the gap delta 1 between the rope when the rope slot pitch that drives rope sheave 21 is made p0 is bigger than the gap delta between the rope of conventional apparatus 0.The rope slot pitch p1 of the driving rope sheave 21 when in other words, the gap delta between the rope of present embodiment 1 is made gap delta 0 between rope with conventional apparatus and equated is then little than p0.For this reason, depend on that the thickness h 1 of driving rope sheave 21 of rope slot pitch is thinner than the thickness h 0 of traditional driving rope sheave 3.
Therefore, in the present embodiment 1, the thickness H of winch 1 is (h+h1), compare with conventional apparatus, but attenuate (h0-h1) can make the gap S downsizing of hoist trunk 4.Thus, can reduce the hoist trunk cross section, reducing the construction costs.
Here, the gap B that disposes the 1st Returning wheel 22 is limited with guide rail 6 and each size of installation component (not shown) of car being installed in the rail brackets etc. of hoist trunk wall with guide rail 6 by car 5, car.This gap B is bigger than the thickness h 2 of the 1st Returning wheel 22, thereby the thickness h 2 that can make the 1st Returning wheel 22 is near gap B.Therefore, the thickness h 2 of the 1st Returning wheel 22 is made in the scope that is no more than gap B (not hindering the scope of the lifting action of car 5) when maximum, the rope slot pitch p2 of the 1st Returning wheel 22 becomes maximum, drive rope sheave 21 the rope slot pitch, be that thickness can be minimum.This occasion, the thickness of winch 20 are minimum, can make gap S minimum.
[embodiment 2]
Fig. 4 is the enlarged drawing of main portion of the lift appliance of embodiments of the invention 2.
Among Fig. 4, the driving rope sheave 21A of winch 20A forms thickness h 3, forms 3 rope groove 21a-21c that accommodate the 1st to the 3rd rope 14a, 14b, 14c respectively with pitch P 3.And winch 20A, the S. A. of its motor section 2 are installed in to ground towards front and back on the rear wall of bottom of hoist trunk 4.In addition, the 1st Returning wheel 22, the angle θ that orientation constituted of orientation and the rope groove that drives rope sheave 21A that is configured to the rope groove of the 1st Returning wheel 22 is acute angle (θ<90 degree), and the end of rope groove 22b is upper and lower to consistent with the end of rope groove 21b.
Other structures are identical with the foregoing description 1.
In the present embodiment 2, winch rope 14 is from driving rope sheave 21A when the 1st Returning wheel 22 moves, the 1st rope 14a extends upward with the degree of dip with respect to the above-below direction regulation from the rope groove 21a back that drives rope sheave 21A, move to the rope groove 22a of the 1st Returning wheel 22, the 2nd rope 14b from the rope groove 21b back that drives rope sheave 21A to directly over extend, move to the rope groove 22b of the 1st Returning wheel 22, the 3rd rope 14c extends upward with the degree of dip with respect to the above-below direction regulation from the rope groove 21c back that drives rope sheave 21A, moves to the rope groove 22c of the 1st Returning wheel 22.Thus, the rope orientation of winch rope 14 has changed angle θ.
In the present embodiment 2, because being configured to the orientation of orientation and the rope groove that drives rope sheave 21A of the rope groove of the 1st Returning wheel 22, the 1st Returning wheel 22 constitutes angle θ, thereby as shown in Figure 5, the gap delta 2 between the rope of interconnecting gangway when the rope slot pitch that drives rope sheave 21A is made p1, that change the rope orientation is bigger than the gap delta between the rope of the foregoing description 10.The rope slot pitch p3 of driving rope sheave 21A when in other words, the gap delta between the rope of present embodiment 2 is made gap delta 0 between rope with the foregoing description 1 and equated is then little than p1.For this reason, depend on that the thickness h 3 of driving rope sheave 21A of rope slot pitch is thinner than the thickness h 1 of the driving rope sheave 21 of the foregoing description 1.
Therefore, in the present embodiment 2, the thickness H of winch 20A is (h+h3), compare with the foregoing description 1, but attenuate (h1-h3) can make the gap S downsizing of hoist trunk 4.Thus, can reduce the hoist trunk cross section, reducing the construction costs.
Here, the gap B that disposes the 1st Returning wheel 22 is bigger than the thickness of the 1st Returning wheel 22, thereby can make the fore-and-aft direction inclination of the rope groove direction of the 1st Returning wheel 22 towards hoist trunk 4 in the scope that is no more than gap B (not hindering the scope of the lifting action of car 5).And, the rope groove direction of the 1st Returning wheel 22 is tilted when maximum to the fore-and-aft direction of hoist trunk 4, can make the rope slot pitch that drives rope sheave 21A, be that thickness is minimum.
[embodiment 3]
Fig. 6 is the horizontal cross of the lift appliance of embodiments of the invention 3, and Fig. 7 is the longitudinal section of the lift appliance of embodiments of the invention 3.
Among Fig. 6 and Fig. 7, car be installed in deflection sheave 23 car 5 top the substantial middle place and wind with axially be fore-and-aft direction axle rotation freely.And, the 1st and the 2nd Returning wheel 22,12 be provided in the top of hoist trunk 4 and wind with axially be left and right directions axle rotation freely.And the 1st and the 2nd Returning wheel 22,12 fore-and-aft directions are provided in the rear of car with deflection sheave 23 with arranging.
Drive rope sheave 21 and the 1st Returning wheel 22, its rope groove direction is mutually orthogonal, and is configured to the end above-below direction unanimity of rope groove 21b, 22b.And rope groove 21b, 22b are positioned at the thickness direction central authorities that drive rope sheave 21 and the 1st Returning wheel 22.
One end of winch rope 14 is fixed on the top ceiling of hoist trunk 4.This winch rope 14 hangs down from top ceiling, rises to the 2nd Returning wheel 12 by car after with revolution pulley 23.And winch rope 14 is back down to driving rope sheave 21 by the 2nd Returning wheel 12 and the 1st Returning wheel 22.And winch rope 14 is making progress to the 3rd Returning wheel 13 by drive pulley 21 backs.Then winch rope 14 makes progress with deflection sheave 10 backs by counterweight passing through the 3rd Returning wheel 13 backs down to counterweight deflection sheave 10, and the other end is fixed on the top ceiling.For this reason, when winch rope 14 moved to the 1st Returning wheel 22 from driving rope sheave 21, the orientation of the 1st to the 3rd rope 14a-14c of winch rope 14 changed 90 degree.
Other structures are identical with the foregoing description 1.
So in the lift appliance of structure, the motor section 2 of winch 1 is driven rope sheave 21 and is driven in rotation by control setup (not shown) drive controlling.For this reason, winch rope 14 moves because of driving rope sheave 21, and car 5 and counterweight 8 hoist trunk 4 in are carried out lifting with guide rail 6 and counterweight with guide rail 9 guiding by car.
In the present embodiment 3, the rope slot pitch p2 of the 1st Returning wheel 22 is bigger than the rope slot pitch p1 that drives rope sheave 21, thereby the gap delta between the rope of the interconnecting gangway of the change rope orientation when winch rope 14 moved to the 1st Returning wheel 22 from driving rope sheave 21 guarantees to be δ 0, can make the thickness that drives rope sheave 21 thinner than traditional driving rope sheave 3.
In addition, by gap delta is made 1mm, then the thickness of winch 20 can be made minimum.
[embodiment 4]
Fig. 8 is the horizontal cross of the lift appliance of embodiments of the invention 4.
Among Fig. 8, winch 20 is installed in hoist trunk 4 tops towards upper and lower to ground with the S. A. of motor section 2.In addition, the 1st Returning wheel 22 is installed in the top of hoist trunk 4 and rotates freely around the axle that axially is level.And the 1st Returning wheel 22 is provided between winch 20 and the car hanging wheel 7a.In addition, the 2nd Returning wheel 24 forms thickness h 2, be installed in hoist trunk 4 top and around axially for the axle rotation of level freely.And the 2nd Returning wheel 24 is provided in winch 20 and counterweight is used between the deflection sheave 10.In addition, the 2nd Returning wheel 24 forms 3 rope grooves of accommodating the 1st to the 3rd rope 14a, 14b, 14c respectively with pitch P 2.
Driving rope sheave 21 and the 1st Returning wheel 22, to be configured to the orientation of its rope groove mutually orthogonal.And driving rope sheave 21 and the 2nd Returning wheel 24, to be configured to the orientation of its rope groove too mutually orthogonal.
One end of winch rope 14 is fixed on the top ceiling of hoist trunk 4.This winch rope 14 hangs down from top ceiling, rises to the 2nd Returning wheel 24 by counterweight after with pulley 10.Then, winch rope 14, extends to and drives rope sheave 21 behind the change of direction by the 2nd Returning wheel 24.Then, winch rope 14 extends to the 1st Returning wheel 22 by driving rope sheave 21 behind the change of direction.Then winch rope 14 is passing through the 1st Returning wheel 22 backs down to car hanging wheel 7a.Then upwards, the other end is fixed on the top ceiling winch rope 14 after passing through car hanging wheel 7a, 7b.
Other structures are same as the previously described embodiments.
So in the lift appliance of structure, winch rope 14, reaches from driving rope sheave 21 when the 1st Returning wheel 22 moves when driving rope sheave 21 moves from the 2nd Returning wheel 24, and the orientation of the 1st to the 3rd rope 14a-14c of winch rope 14 has changed 90 degree.
The rope slot pitch of the 1st Returning wheel 22 and the 2nd Returning wheel 24 form p2 (>p0), thereby identical with the foregoing description 1, can make the rope slot pitch that drives rope sheave 21 become p1 (<p0).Promptly, gap delta between the rope of the interconnecting gangway of the change rope orientation when winch rope 14 is moved to the 1st Returning wheel 22 from driving rope sheave 21 guarantees to be δ 0, and winch rope 14 is guaranteed to be δ 0 from the gap delta that the 2nd Returning wheel 24 moves between the rope of interconnecting gangway of the change rope orientation when driving rope sheave 21, can make the thickness that drives rope sheave 21 thinner than traditional driving rope sheave 3.Therefore, present embodiment 4 can make the thickness attenuation of winch 20, reduces the gap of the top ceiling of car 5 and hoist trunk 4, reducings the construction costs.
In addition, in the present embodiment 4,, the thickness of winch 20 can be made minimum by gap delta is made 1mm.
But, the 1st Returning wheel and driving rope sheave are not limited to the configuration of the various embodiments described above, also can be configured to change the rope orientation of winch rope.
In addition, the present invention is not limited to the rope of the various embodiments described above than (Japanese: ロ one ピ Application グ) mode, and also the rope applicable to other compares mode.
In addition, in the various embodiments described above, be illustrated by the structure that 3 ropes constitute, but the rope radical of formation winch rope is not limited to 3 at winch rope 14, many, such as 4.
As mentioned above, adopt lift appliance of the present invention, comprising: lifting is provided in the car in the hoist trunk freely; Accommodate the driving rope sheave of a plurality of rope grooves that makes described car carry out the winch rope of lifting respectively and be fixed on the S. A. of motor section, this S. A. axially roughly is installed in winch on the wall of this hoist trunk orthogonally with the wall of described hoist trunk forming; Form and accommodate a plurality of rope grooves of described winch rope respectively, be connected, change the Returning wheel of the orientation of this winch rope by this winch rope and described driving rope sheave, because the rope slot pitch of described Returning wheel forms greatlyyer than the rope slot pitch of described driving rope sheave, thereby can obtain making the thickness that drives rope sheave to form to such an extent that approach, reduce the gap between the wall of car and hoist trunk, the lift appliance of reducining the construction costs.
In addition, above-mentioned winch is installed on the rear wall of depth direction of above-mentioned hoist trunk, thereby can dwindle the gap between the direction wall of car and hoist trunk, can dwindle the sectional area of hoist trunk.
In addition, lifting sets above-mentioned car freely by the rail guidance of above-below direction extension, this guide rail utilizes installation component to be installed on the two side walls of Width of above-mentioned hoist trunk, gap between the two side walls of above-mentioned car and above-mentioned hoist trunk forms the minimum size by above-mentioned guide rail and the decision of above-mentioned installation component, and above-mentioned Returning wheel is in horizontal rotational shaft is provided in the gap of a side wall surface of above-mentioned car and above-mentioned hoist trunk freely, thereby in the scope of the lifting action that does not hinder car, can make the gap size of the thickness of Returning wheel near a side wall surface of above-mentioned car and above-mentioned hoist trunk, can further reduce the sectional area of hoist trunk.
In addition, above-mentioned winch is installed on the top ceiling of above-mentioned hoist trunk, thereby can reduce the gap between the top ceiling of car and hoist trunk, can reduce the height of hoist trunk, reducings the construction costs.

Claims (4)

1. lift appliance, comprise: car, winch, Returning wheel, described car lifting is provided in the hoist trunk freely, described winch has the rope sheave of driving and motor, forms on this driving rope sheave to accommodate respectively to make described car carry out a plurality of rope grooves of the winch rope of lifting, forms a plurality of rope grooves of accommodating described winch rope respectively on the described Returning wheel, and be connected with described driving rope sheave by this winch rope, change the orientation of this winch rope, it is characterized in that
The rope slot pitch of described Returning wheel forms greatlyyer than the rope slot pitch of described driving rope sheave.
2. lift appliance as claimed in claim 1 is characterized in that, described winch is installed on the rear wall of depth direction of described hoist trunk.
3. lift appliance as claimed in claim 2, it is characterized in that, lifting sets described car freely by the rail guidance of above-below direction extension, this guide rail utilizes installation component to be installed on the two side walls of Width of above-mentioned hoist trunk, gap between the two side walls of described car and described hoist trunk forms the minimum size by the decision of described guide rail and described installation component, and described Returning wheel is in horizontal rotational shaft is provided in the gap of a side wall surface of described car and above-mentioned hoist trunk freely.
4. lift appliance as claimed in claim 1 is characterized in that described winch is installed on the top ceiling of described hoist trunk.
CNB028221893A 2002-07-08 2002-07-08 Elevator Expired - Fee Related CN1251954C (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2002/006902 WO2004005177A1 (en) 2002-07-08 2002-07-08 Elevator device

Publications (2)

Publication Number Publication Date
CN1582251A CN1582251A (en) 2005-02-16
CN1251954C true CN1251954C (en) 2006-04-19

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Family Applications (1)

Application Number Title Priority Date Filing Date
CNB028221893A Expired - Fee Related CN1251954C (en) 2002-07-08 2002-07-08 Elevator

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EP (1) EP1520830B1 (en)
JP (1) JP4170290B2 (en)
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JP4771705B2 (en) * 2005-01-25 2011-09-14 東芝エレベータ株式会社 Elevator sheave device
CN101622186B (en) * 2007-06-01 2011-06-22 三菱电机株式会社 Elevator device

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JPS5834862U (en) * 1981-08-31 1983-03-07 三菱電機株式会社 Basement type elevator
JPH0761745A (en) * 1993-08-18 1995-03-07 Otis Elevator Co Hoist type elevator
JP4191331B2 (en) * 1999-01-08 2008-12-03 三菱電機株式会社 Elevator equipment
JP4200603B2 (en) * 1999-06-03 2008-12-24 三菱電機株式会社 Elevator equipment
KR100473094B1 (en) * 1999-12-06 2005-03-08 미쓰비시덴키 가부시키가이샤 Elevator device

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JPWO2004005177A1 (en) 2005-11-10
KR20040083054A (en) 2004-09-30
KR100551616B1 (en) 2006-02-13
EP1520830B1 (en) 2012-06-13
CN1582251A (en) 2005-02-16
EP1520830A1 (en) 2005-04-06
EP1520830A4 (en) 2010-05-26
JP4170290B2 (en) 2008-10-22

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