CN1891607A - Elevator - Google Patents
Elevator Download PDFInfo
- Publication number
- CN1891607A CN1891607A CN 200610106222 CN200610106222A CN1891607A CN 1891607 A CN1891607 A CN 1891607A CN 200610106222 CN200610106222 CN 200610106222 CN 200610106222 A CN200610106222 A CN 200610106222A CN 1891607 A CN1891607 A CN 1891607A
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- CN
- China
- Prior art keywords
- pulley
- winch
- rope sheave
- elevator
- machine room
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- 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.)
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- Lift-Guide Devices, And Elevator Ropes And Cables (AREA)
- Cage And Drive Apparatuses For Elevators (AREA)
Abstract
This elevator has a shaft 14, a machine room positioned above the shaft, a hoisting machine , a first pulley , and a second pulley which are provided in the machine room, a car and a balance weight elevating and lowering in the shaft, and a rope suspending the car and the balance weight and wound around a sheave of the hoisting machine and the first and second pulleys. The directions of the ropes on both sides which leave each of the first and second pulleys and the sheave are the same with respect to the vertical direction.
Description
Technical field
The present invention relates to a kind of elevator with Machine Room, winch is arranged in the Machine Room.
Background technology
The Machine Room of winch operated by rotary motion above the hoist trunk that is positioned at the lift car lifting of elevator.For example the patent of invention spy of Japan who opens 2001-31349 communique and patent documentation 2 the spy of Japan of patent documentation 1 opens and discloses the technology that realizes the Machine Room miniaturization in the 2001-48448 communique, by this technology, the Machine Room can be contained in the horizontal plane of hoist trunk.
, in patent documentation 1 disclosed elevator, because pulley is not set,, and cause the degree of freedom of topological design of Machine Room less so the position of electrical motor is depended in the position of counterbalanced weight.In addition, in patent documentation 2 disclosed elevators, though can improve the degree of freedom that counterbalanced weight is provided with the position to a certain extent by pulley because the winding angle of hoist cable when being wound on the electrical motor is little, thus be difficult to guarantee and hoist cable between tractive property.In order to remedy tractive property, be necessary on winch, to be provided with speed reduction gearing, perhaps adopt the big electrical motor of output torque, and add the diameter of large pulley.Because it is big that the size of winch becomes, so the problem of enough service clearances can occur guaranteeing in small-sized Machine Room.
And, along with building develops to high stratification, require elevator further to improve speed and amplify, thus, the trend that maximizes has also appearred in winch.Therefore, even also be difficult to guarantee enough service clearances in common traditional Machine Room, and the degrees of freedom of the topological design of Machine Room also further reduce.
Summary of the invention
In elevator of the present invention, the direction from the hoist cable of the both sides that the rope sheave of described first pulley, described second pulley and described winch separates is in equidirectional at upper and lower respectively.
(effect of invention)
According to the present invention, the rope sheave of first pulley, second pulley and winch is contiguous the setting in horizontal plane.And,, the layout of rope sheave and each pulley is changed the Design freedom of the location arrangements of the counterbalanced weight in the projecting plane of can improving the standard by when keeping the detaching direction of hoist cable.Therefore, can the service clearance in guaranteeing the Machine Room in, improve the degree of freedom of the topological design in the Machine Room.
Description of drawings
Fig. 1 represents the vertical section-drawing of the elevator of an embodiment of the present invention of direction observation from the side.
Fig. 2 represents to observe from frontal the vertical section-drawing of the elevator of an embodiment of the present invention.
Fig. 3 is the block diagram in the Machine Room of embodiment of Fig. 1 and Fig. 2.
Fig. 4 is the layout structure in the Machine Room of embodiment of Fig. 1 and Fig. 2.
Fig. 5 represents the elevator as other embodiments of the present invention.
Fig. 6 represents the side falling type elevator as another embodiment of the invention.
Fig. 7 represents the vertical section as the elevator of another embodiment of the present invention.
Fig. 8 represents the Machine Room horizontal profile as the pulley underneath type elevator of another embodiment of the present invention.
Among the figure, the 1-winch; The 2-rope sheave; 3,9,13-axle; 4,5,6-beam; The 7-Machine Room; 8,12,18,19-pulley; The 10-pulley bracket; The 11-guide roller frame; The 14-hoist trunk; The 15-lift car; The 16-counterbalanced weight; The 17-hoist cable; 20,21-pillar part.
The specific embodiment
Fig. 1 and Fig. 2 represent the elevator as an embodiment of the present invention.Specifically, Fig. 1 represents to observe from the side surface direction of lift car 15 the vertical section of Machine Room 7 and hoist trunk 14, and Fig. 2 represents from frontal to be the vertical section of the lift car 15 of elevator lobby direction observation.In addition, in the present embodiment, Machine Room 7 is positioned at the top of hoist trunk 14, and the wall that forms Machine Room 7 is arranged on the extended line of wall of hoist trunk 14.That is, the horizontal plane of Machine Room 7 overlaps basically fully with the horizontal plane of hoist trunk 14, and the horizontal projected area of Machine Room 7 equates substantially with the horizontal plane of hoist trunk 14.So, realized the miniaturization of Machine Room.
In the Machine Room 7 of present embodiment, the winch 1 with rope sheave 2 and axle 3 is arranged on the beam 4, and beam 4 then is installed on the beam 5,6 that is fixed on 7 floor faces of Machine Room.And the pulley 8 with axle 9 rotatably is supported on the bottom of beam 4 by pulley bracket 10.And the pulley 12 with axle 13 is rotatably supported by the guide roller frame 11 that is connected with beam 4 and be erected on the beam 4.Therefore, pulley 8 is positioned at the position of rope sheave 2 belows, and pulley 12 is positioned at the position of rope sheave 2 tops, and on the other hand, lift car 15 and the counterbalanced weight 16 that is positioned at lift car 15 rear sides when the elevator lobby direction is observed are in hoist trunk 14 liftings.One end of hoist cable 17 is fixed on the top of hoist trunk 14, and extends downwards, is wound on the pulley 18 that is positioned at lift car 15 upper ends, suspends lift car 15 in midair with this.And, hoist cable 17 further extends upward into Machine Room 7, be wound on successively then on rope sheave 2, pulley 8 and the pulley 12, extend towards the below then and get back to once more in the hoist trunk 14, be wound on the pulley 19 that is positioned at counterbalanced weight 16 upper ends, suspend counterbalanced weight 16 in midair with this, extend towards the top at last, thereby the other end is fixed on the top of hoist trunk 14.
In Machine Room 7, the order of passing through according to hoist cable, be provided with winch 1, pulley 8 and pulley 12, the axle 3 substantial horizontal settings of winch, the axle 9 of pulley 8 essentially horizontally is provided with on the position that is lower than winch 1, the axle 13 of pulley 12 essentially horizontally is provided with on the position that is higher than winch 1, and the direction from the hoist cable 17 of the both sides that pulley 8, pulley 12 and rope sheave 2 separate all is in vertical respectively, promptly all is in equidirectional at upper and lower.That is, the axis substantial horizontal of pulley 8, pulley 12 and rope sheave 2 is provided with, and simultaneously in pulley 8, pulley 12, the axis of pulley 12 is configured to be higher than the axis of the rope sheave 2 of winch 1, and the axis of pulley 8 is configured to be lower than the axis of rope sheave 2.For this reason, can in the horizontal plane of Machine Room, make the contiguous setting of winch, rope sheave and each pulley.
Fig. 3 is the block diagram in the Machine Room in the embodiment of Fig. 1 and Fig. 2.Fig. 4 is the horizontal sectional drawing when Machine Room top looks down, and represents the pulley in the Machine Room of this embodiment and the layout structure of winch.In Fig. 4, omitted diagram to hoist cable.
In Fig. 3 and Fig. 4, the axle 3 that is used to install rope sheave 2 of winch 1, the axle 9 of pulley 8 and the axle 13 of pulley 12 are in horizontality respectively, the plane of revolution of rope sheave 2 and pulley 8 towards basically identical, and contiguous mutually the setting, in addition, the axle 13 of pulley 12 is configured to axle 9 form right angles roughly with respect to the axle 3 of rope sheave 2 and pulley 8, and promptly axle 13 is provided with axle 3 and axle 9 non-parallelly.Be connected with lift car 15 and, arrive counterbalanceds weight 16 from rope sheave 2 extend past pulleys 8 and pulley 12 from its hoist cable that extends out 17.In hoist cable 17, the part that is used to connect rope sheave 2 and pulley 8 is configured to form the angle of vertical basically.In addition, in hoist cable 17, the part that is used to connect rope sheave 8 and pulley 12 is configured to form as far as possible the angle near vertical.At this moment, in rope sheave 2, pulley 8 and pulley 12, being used for the part that hoist cable is reeled, is first side part basically in rope sheave 2, is second side part basically in pulley 8, and is first side part basically in pulley 12.In Fig. 1, the hand of rotation of rope sheave 2, pulley 8 and pulley 12 is respectively, and when lift car 15 rose, rope sheave 2 was towards right rotation, and pulley 8 is towards anticlockwise.Pulley 12 rotates towards the distally from nearside.In horizontal plane, from the same area that is marked off by hoist cable 17, promptly when the right side of the viewpoint of Fig. 1 is observed, the hand of rotation of pulley 12 be right (and, in Fig. 2, the hand of rotation of pulley 12 be left to).That is, when observing from the same side of each plane of revolution, hand of rotation according to the hoist cable bonded assembly in proper order, be respectively right, left to and right, perhaps be left when mobile in the opposite direction to, right and left to.Thus, in winch and the adjacent setting of each pulley, can also improve the degree of freedom of topological design.
In the present embodiment, pulley 8 is arranged on the position of the below that is lower than winch 1, and is close with rope sheave 2 (in horizontal plane), so the winding angle that is wound on the rope sheave 2 of hoist cable 17 can be remained essentially in 180 degree.By setting this winding angle more greatly, can transmit the tractive force of winch 1 by hoist cable 17 expeditiously, so can adopt the less rope sheave of diameter 2.Thus, can dwindle the winch single-piece size that comprises rope sheave, can guarantee that sufficient service clearance is to keep in repair the machinery and equipment that is arranged in the Machine Room in inside, Machine Room.And,, but still winch and two pulleys all can be installed in the Machine Room although Machine Room its horizontal projected area of reduced one-tenth is basic identical with the horizontal projected area of hoist trunk.
In the present embodiment, as shown in Figure 3, winch 1 has more flat comparatively speaking shape.That is, the width of the direction that the plane of revolution with rope sheave 2 of winch 1 is parallel ratio is big perpendicular to the thickness of the direction of plane of revolution, and has slim shape.Thus, the required area of winch is set in the Machine Room reduces, so can further guarantee bigger service clearance.
In the present embodiment,, then can strengthen the length of the connecting bridge of the connection pulley 8 of hoist cable 17 and pulley 12, so have the effect that prolongs the hoist cable life-span by pulley 12 being arranged on the position that is higher than winch 1.
And, in the present embodiment, be provided with pulley 18 and pulley 19 respectively on the top of lift car 15 and counterbalanced weight 16, and adopted 2: 1 hoist cable canoe, but also can not adopt said method, promptly do not use pulley 18,19, and directly the two ends of hoist cable 17 are connected on lift car 15 and the counterbalanced weight 16 and adopt 1: 1 hoist cable mode of traction.In addition, the horizontal projected area of Machine Room can be provided with narrowlyer than the horizontal projected area of hoist trunk, perhaps is provided with the horizontal projected area of Machine Room a little more greatly under the prerequisite of the miniaturization that does not damage the Machine Room.
Below, describe with regard to other embodiments of the present invention, in explanation, be that the center describes with part different from the embodiment described above.
Fig. 5 represents the elevator as other embodiments of the present invention.In Fig. 5, the diagram of hoist cable has been done omission.In the present embodiment, compare with the embodiment of Fig. 4, the size of the depth direction of lift car 15 strengthens.In horizontal plane, formed angle [alpha] is an acute angle between the axle 3 of the axle 13 of pulley 12 and the axle 9 of pulley 8 and winch 1.That is, in horizontal plane, the axle 13 of pulley 12 is configured to not parallel with the axle 9 of pulley 8 and the axle 3 of winch 1.According to the embodiment of Fig. 5, when the layout of Machine Room changes because of the shape of hoist trunk, can adjust easily.
Fig. 6 represents the elevator as another embodiment of the invention, and this elevator is a side falling type elevator, and promptly when the elevator lobby side was observed, counterbalanced weight was positioned at the side of lift car.In Fig. 6, also the diagram of hoist cable has been done omission.The axle 3 that is used to install rope sheave 2 of winch 1, the axle 9 of pulley 8 and the axle 13 of pulley 12 all are arranged to towards horizontal direction, and axle 9 and axle 13 be arranged in parallel each other, and vertically are provided with respect to axle 3.According to present embodiment, in the falling type elevator of side, the horizontal projected area with the Machine Room narrow down to the horizontal projected area of hoist trunk 14 basic identical after, winch and each pulley still can be set in the Machine Room, and have the effect that can improve topological design degree of freedom in the Machine Room.
Fig. 7 represents the vertical section as the elevator of another embodiment of the present invention.The rope sheave 2 that is installed on the winch 1 is arranged between pulley 8 and the pulley 12, and the axle 9 of pulley 8 is set on the essentially identical height and position with the axle 13 of pulley 12.That is, the axis of pulley 8 and pulley 12 is configured to be higher than the axis of the rope sheave 2 of winch 1, and the axis height of pulley 8 and pulley 12 is roughly the same.Axle 9 and axle 13 are installed on the beam 4.Beam 4 is fixed on the floor face of Machine Room 7 by pillar part 20,21.Winch 1 since its quality and pulley etc. compare big, so, keep in repair for convenience, and be arranged near the floor face of Machine Room 7.According to present embodiment, owing to an axle 9 and 13 beam 4 support of passing through as single parts of pulley, so can simplified support structure.Therefore, can guarantee service clearance easily and carry out maintenance activity.
Fig. 8 represents that wherein, pulley 18a, 18b are installed in the below of lift car as the horizontal sectional drawing of the Machine Room of the so-called pulley underneath type elevator of another embodiment of the present invention.In Fig. 8, omitted the diagram of the hoist cable that is used to suspend in midair lift car and counterbalanced weight.The axle 3 of winch 1 towards tilting with respect to the wall of Machine Room and hoist trunk, an end that is installed in the side direction of the rope sheave 2 on the winch 1 be arranged on pulley 18b external side end roughly directly over.Pulley 8 is configured to the other end adjacency of one end and rope sheave 2, and pulley 12 is configured to the other end adjacency of one end and pulley 8.In the present embodiment, the axle 13 of the axle 3 of rope sheave and the axle 9 of pulley 8 and pulley 12 is configured to be parallel to each other, but also can condition be set according to the shape of hoist trunk and the machine in the hoist trunk, these axles is arranged to local not parallel.
According to the embodiment of Fig. 8, in pulley underneath type elevator,, the horizontal projected area of Machine Room can be narrowed down to identical with the horizontal projected area of hoist trunk, perhaps basic identical by each pulley suitably is set.If the water resistance of Machine Room is good, and there is not unfavorable factor aspect the environment being provided with, then can be arranged near the floor face of Machine Room by the winch that quality with respect to miscellaneous part is heavier, so can the convenient for maintaining care work.
Structure is set also can be applicable to the common Machine Room of the horizontal projected area of Machine Room of winch in the above-mentioned embodiment and each pulley greater than the hoist trunk horizontal projected area, and can produce identical effect.In addition, above-mentioned embodiment can suitably be used in combination mutually.
The present invention is not subjected to the restriction of above-mentioned embodiment, in the scope of technology imagination of the present invention, can adopt various variation.For example, the shape of winch is not limited to platypelloid type and slim etc., and can adopt the winch of lengthwise type.That is, can adopt and the size of the perpendicular direction of the plane of revolution of rope sheave winch greater than the size of the direction parallel with plane of revolution.In addition, the quantity of pulley also can suitably increase.
Claims (9)
1. elevator, possess: the lift car and the counterbalanced weight of winch, first pulley and second pulley, lifting in hoist trunk and being wound on the rope sheave and described first pulley and described second pulley of described winch, be used to suspend in midair the hoist cable of described lift car and described counterbalanced weight, described winch is set in place in the Machine Room of described hoist trunk top, this elevator is characterised in that
Direction from the hoist cable of the both sides that described first pulley, described second pulley and described rope sheave separate is in equidirectional at upper and lower respectively.
2. elevator according to claim 1 is characterized in that, one of them pulley in described first pulley and described second pulley is arranged on the position higher than the described rope sheave of described winch, and another pulley is arranged on the position lower than described rope sheave.
3. elevator according to claim 1, it is characterized in that, each axis substantial horizontal of described first pulley, described second pulley and described rope sheave is provided with, and the axis of one of them pulley in described first pulley and described second pulley is configured to be higher than the axis of described rope sheave, and the axis of another pulley is configured to be lower than the axis of described rope sheave.
4. elevator according to claim 1 is characterized in that, described two pulleys are set at the position higher than the rope sheave of described winch, and described two pulleys are set at the position of essentially identical height.
5. elevator according to claim 1, it is characterized in that, each axis of described first pulley and described second pulley is configured to be higher than the axis of described rope sheave, and the height of each axis of described first pulley and described second pulley is basic identical.
6. according to each described elevator in the claim 1 to 3, it is characterized in that in described first pulley and described second pulley, the axle of one of them pulley is configured to not parallel with the axle of the axle of another pulley or described winch.
7. elevator, possess: the lift car and the counterbalanced weight of winch, first pulley and second pulley, lifting in hoist trunk and being wound on the rope sheave and described first pulley and described second pulley of described winch, be used to suspend in midair the hoist cable of described lift car and described counterbalanced weight, described winch is set in place in the Machine Room of described hoist trunk top, this elevator is characterised in that
The hoist cable coiling position of described rope sheave, described first pulley and described second pulley is configured to, and is upside, downside, upside by putting in order.
8. elevator, possess: the lift car and the counterbalanced weight of winch, first pulley and second pulley, lifting in hoist trunk and being wound on the rope sheave and described first pulley and described second pulley of described winch, be used to suspend in midair the hoist cable of described lift car and described counterbalanced weight, described winch is set in place in the Machine Room of described hoist trunk top, this elevator is characterised in that
The hand of rotation of described rope sheave, described first pulley and described second pulley is configured to, when observing from the same side of each plane of revolution, by put in order for right, left to, right, perhaps be left to, right, left to.
9. according to each described elevator in the claim 1 to 8, it is characterized in that the horizontal projected area of described Machine Room and the horizontal projected area of described hoist trunk are about equally.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2005199539A JP4901146B2 (en) | 2005-07-08 | 2005-07-08 | elevator |
| JP2005199539 | 2005-07-08 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1891607A true CN1891607A (en) | 2007-01-10 |
Family
ID=37596847
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200610106222 Pending CN1891607A (en) | 2005-07-08 | 2006-07-10 | Elevator |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP4901146B2 (en) |
| CN (1) | CN1891607A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113056432A (en) * | 2018-11-09 | 2021-06-29 | 株式会社日立制作所 | Elevator device for construction |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100941955B1 (en) | 2009-07-07 | 2010-02-11 | 대성엘리베이터주식회사 | Traction machine structure for an elevator and cage assembly |
| KR100964722B1 (en) | 2009-07-07 | 2010-06-21 | 대성엘리베이터주식회사 | Traction machine structure for an elevator and cage assembly |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0286588A (en) * | 1988-09-22 | 1990-03-27 | Toshiba Corp | Elevator |
| JP4849712B2 (en) * | 2000-11-08 | 2012-01-11 | 東芝エレベータ株式会社 | elevator |
| JP3508768B2 (en) * | 2002-11-11 | 2004-03-22 | 三菱電機株式会社 | Elevator equipment |
| JP4401069B2 (en) * | 2002-12-06 | 2010-01-20 | 東芝エレベータ株式会社 | Machine roomless elevator |
-
2005
- 2005-07-08 JP JP2005199539A patent/JP4901146B2/en not_active Expired - Fee Related
-
2006
- 2006-07-10 CN CN 200610106222 patent/CN1891607A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113056432A (en) * | 2018-11-09 | 2021-06-29 | 株式会社日立制作所 | Elevator device for construction |
| CN113056432B (en) * | 2018-11-09 | 2022-06-17 | 株式会社日立制作所 | Elevator device for construction |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2007015827A (en) | 2007-01-25 |
| JP4901146B2 (en) | 2012-03-21 |
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