WO2000037349A1 - Ascenseur - Google Patents
Ascenseur Download PDFInfo
- Publication number
- WO2000037349A1 WO2000037349A1 PCT/JP1998/005778 JP9805778W WO0037349A1 WO 2000037349 A1 WO2000037349 A1 WO 2000037349A1 JP 9805778 W JP9805778 W JP 9805778W WO 0037349 A1 WO0037349 A1 WO 0037349A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- car
- hoistway
- straight line
- hoisting machine
- hoist
- Prior art date
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B11/00—Main component parts of lifts in, or associated with, buildings or other structures
- B66B11/0035—Arrangement of driving gear, e.g. location or support
- B66B11/0045—Arrangement of driving gear, e.g. location or support in the hoistway
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B11/00—Main component parts of lifts in, or associated with, buildings or other structures
- B66B11/0065—Roping
- B66B11/008—Roping with hoisting rope or cable operated by frictional engagement with a winding drum or sheave
Definitions
- the present invention relates to an elevator apparatus in which a hoist is installed at the bottom of a hoistway.
- FIG. 5 is a front view showing an example of a conventional elevator apparatus
- FIG. 6 is a plan view showing the apparatus of FIG. 5
- FIG. 7 is an explanatory view showing a rope route of the apparatus of FIG. .
- the hoistway 1 has a bottom la, first and second side walls lb, 1c opposed to each other, and a third side wall (rear wall) perpendicular to the first and second side walls 1b, lc.
- a car 2 and a counterweight 3 are suspended by a rope 4.
- a pair of car hanging wheels 5, 6 are provided at the lower part of the car 2.
- a weight suspension wheel 7 is provided at the lower part of the hoistway 1.
- first and second return wheels 8, 9 are provided in the upper part of the hoistway.
- a hoisting machine 10 that alternately raises and lowers the car 2 and the counterweight 3 via a rope 4 is installed.
- a part of the hoisting machine 10 overlaps with the car 2.
- the hoisting machine 10 is arranged such that its axis 10a extends along a direction perpendicular to the first and second side walls 1b, 1c.
- One end 4 a and the other end 4 b of the rope 4 are respectively fixed to the upper part in the hoistway 1. As shown in FIG. 7, the rope 4 is connected to the car lifting wheels 5, 6, the first return wheel 8, the hoisting machine 10, the second return wheel 9, and the weight lifting wheel 7 from one end 4a side. It is wound in order.
- the car 2 is provided with a car door 1 la, 1 lb and a car sill 12 for guiding the opening and closing of the car doors 11 a, 11 b.
- the car 2 is guided by a pair of car guide rails 13, 14, which are erected parallel to each other in the hoistway 1. It is raised and lowered.
- the pair of car guide rails 13 and 14 are arranged such that a straight line 15 between the rails connecting them in the vertical projection plane passes at or near the center of gravity G of the car 2. This is to prevent a large eccentric load from being applied to the cage guide rails 13 and 14.
- the pair of car suspension wheels 5 and 6 are also connected to the suspension vehicle straight line 16 connecting them in the vertical projection plane, that is, the part passing through the lower part of the cage 2 of the rope 4 is the center of gravity of the car 2. It is arranged so as to pass through G or its vicinity.
- the suspension vehicle straight line 16 is inclined with respect to the rail-to-rail straight line 15 and located above the center of gravity G of the basket 2 Or it intersects with the straight line 15 between rails in the vicinity.
- a maintenance work space is required around the hoisting machine 10.
- This maintenance work space is defined as the space up to the height H above the maintenance area 21A provided at the bottom 1a of the hoistway 1, and the space up to the height h above the hoisting machine 10. Contains.
- the maintenance area 21 A is large enough to perform maintenance work on the hoisting machine 10, and is, for example, an area ranging from one side of the hoisting machine 10 to 500 mm. .
- the shaft core 10a extends along a direction perpendicular to the first and second side walls lb, 1c (a direction parallel to the straight line 15 between the rails). Since the hoisting machine 10 is arranged, when the car 2 is lowered to the lowest moving position to perform maintenance work on the hoisting machine 10, the maintenance area 2 1 A is connected to the rope 4 ( Underslung rope), the dimension d0 in Fig. 6 became smaller, and it was not always possible to secure sufficient maintenance work space.
- FIG. 8 is a plan view showing another example of the conventional elevator apparatus
- FIG. 9 is an explanatory view showing a developed rope path of the apparatus of FIG.
- a hoisting machine 17 and a shock absorber 18 are provided at the bottom of the hoistway 1.
- a return wheel 19 is provided above the hoistway 1, and a rope 20 is wound around the return wheel 19.
- One end 20 a of the mouthpiece 20 is connected to the car 2, and the other end 20 b of the rope 20 is wound around the drum 17 b of the hoisting machine 17.
- the route of the rope 20 is simplified as compared with the route of the rope 4 in FIG.
- the rope 20 is not arranged at the lower part of the car 2, when the car 2 is lowered to the lowest moving position and the maintenance work on the hoisting machine 17 is performed, the mouth 20 becomes an obstacle.
- a shock absorber 18 is provided upright at the bottom la of the hoistway 1, even in such a roving elevator apparatus, as shown in FIG. The upper space was limited by the shock absorber 18 and the shock absorber 18a, and it was sometimes impossible to secure sufficient maintenance work space.
- Japanese Utility Model Publication No. 62-111894 discloses an elevator system in which a machine room is provided below the stairs adjacent to the hoistway, and a hoisting machine is installed in the machine room. It is shown. However, this equipment requires a machine room to be installed separately from the hoistway, which reduces the efficiency of building use.
- Japanese Patent Application Laid-Open No. 9-165172 discloses an elevator apparatus in which a driving device for a traction machine is installed on a hoistway wall.
- a driving device for a traction machine is installed on a hoistway wall.
- the area of the hoistway must be increased, and the use efficiency of the building decreases. Disclosure of the invention
- the present invention has been made to solve the above-described problem, and has been made in consideration of the problems described above with respect to a hoisting machine installed at the bottom of a hoistway without increasing the area of the bottom of the hoistway.
- the objective is to obtain an elevator system that can secure sufficient maintenance work space.
- the elevator apparatus comprises: a hoistway having a bottom; A pair of car hanging cars provided at the lower part of the car, a rope wound around these car hanging cars, a rope hanging the car in the hoistway, and a rope installed at the bottom of the hoistway, via the rope
- the elevator is equipped with a hoist that raises and lowers the car.A part of the hoist overlaps with the car in the vertical projection plane.
- the straight line connecting the pair of cars is inclined with respect to the straight line between the rails so as to intersect with the straight line between the rails at or near the center of gravity of the car.
- Length of upper machine The hoisting machine is installed so that the axis extending along the direction is inclined in the same direction as the straight line of the hoisting wheel with respect to the straight line between the rails. An area is provided.
- the elevator apparatus includes a hoistway having a bottom, a pair of car guide rails erected in the hoistway parallel to each other, and a hoistway that is devised by these guide rails.
- the car and the car are superimposed on each other so that the axis extending along the longitudinal direction of the hoist in the vertical projection plane is inclined with respect to the straight line between the rails connecting the pair of car guide rails.
- a maintenance area is provided on the side of the hoisting machine.
- FIG. 1 is a plan view showing an elevator apparatus according to Embodiment 1 of the present invention
- FIG. 2 is a schematic side view showing the device of FIG. 1,
- FIG. 3 is a plan view showing an elevator apparatus according to Embodiment 2 of the present invention.
- FIG. 4 is a schematic side view showing the device of FIG. 3,
- FIG. 5 is a front view showing an example of a conventional elevator apparatus
- FIG. 6 is a plan view showing the device of FIG. 5
- FIG. 7 is an explanatory diagram showing the rope route of the device of FIG.
- FIG. 8 is a plan view showing another example of the conventional elevator apparatus.
- FIG. 9 is an explanatory diagram showing the rope path of the apparatus shown in FIG. BEST MODE FOR CARRYING OUT THE INVENTION
- FIG. 1 is a plan view showing an elevator apparatus according to Embodiment 1 of the present invention
- FIG. 2 is a schematic side view showing the apparatus of FIG. FIG. 2 shows a state in which the car has been lowered to the lowest movement position.
- the hoistway 1 includes a bottom la, first and second side walls 1 b and 1 c opposed to each other, and a third side wall (rear wall) perpendicular to the first and second side walls 1 b and lc. ) Has 1d.
- a car 2 and a counterweight 3 are suspended by a rope 4.
- a pair of car hanging wheels 5, 6 are provided at the lower part of the car 2.
- a weight suspension wheel 7 is provided.
- first and second return wheels 8, 9 are provided in the upper part of the hoistway.
- a hoisting machine 10 that alternately raises and lowers the car 2 and the counterweight 3 via a rope 4 is installed.
- a part of the hoist 10 overlaps the car 2.
- One end 4 a and the other end 4 b of the rope 4 are respectively fixed to the upper part in the hoistway 1.
- the rope 4 is wound from the one end 4a side in the order of the car lifting wheels 5, 6, the first return wheel 8, the hoisting machine 10, the second return wheel 9, and the weight lifting wheel 7. I have.
- the car 2 is provided with car doors 11a and llb and a car sill 12 for guiding the opening and closing of the car doors 11a and 11b.
- the car 2 is guided up and down by a pair of car guide rails 13 and 14 erected in the hoistway 1 in parallel with each other.
- the pair of car guide rails 13 and 14 are arranged such that a rail-to-rail straight line 15 connecting them in the vertical projection plane passes through or near the center of gravity G of the car 2. This is to prevent a large eccentric load from being applied to the cage guide rails 13 and 14.
- the pair of car suspension wheels 5 and 6 also has a suspension vehicle straight line 16 connecting them in the vertical projection plane, that is, a portion passing through the lower part of the cage 2 of the rope 4 or the center of gravity G of the car 2 or its center. It is arranged to pass near.
- the suspension vehicle straight line 16 is inclined with respect to the rail-to-rail straight line 15, and on the center of gravity G of the basket 2. Or it intersects with the straight line 15 between rails in the vicinity.
- the axis 10 a extending in the longitudinal direction of the hoisting machine 10 is connected to the straight line 15 between the rails by the straight line 16 Part).
- the hoisting machine 10 is installed so that the shaft core 10a is parallel to the hanging wheel straight line 16.
- FIG. 3 is a plan view showing an elevator apparatus according to Embodiment 2 of the present invention
- FIG. 4 is a schematic side view showing the apparatus of FIG.
- a hoisting machine 17 and a shock absorber 18 are provided at the bottom of the hoistway 1.
- a return wheel 19 is provided at the upper part of the hoistway 1, and a rope 20 is wound around the return wheel 19.
- One end 20 a of the rope 20 is connected to the car 2, and the other end 20 b of the rope 20 is wound around the drum 17 b of the hoisting machine 17.
- the hoisting machine 17 has a shaft 17a extending in the longitudinal direction thereof, and a shock absorber 1 with respect to a straight line 15 between rails connecting a pair of car guide rails 13 and 14. It is arranged so that it is inclined in the direction away from 8.
- the maintenance area 22A along the longitudinal direction of the hoisting machine 17 is provided. Since the width d1 can be secured, the maintenance work space for the hoisting machine 17 can be sufficiently secured without increasing the area of the hoistway bottom 1a. That is, a maintenance area 22 A in a range of, for example, 500 mm from one side surface of the hoisting machine 17 can be uniformly secured in the entire longitudinal direction of the hoisting machine 17. Therefore, the distance between the hoisting machine 20 and the lower equipment can be increased, and the maintenance work space can be increased.
Landscapes
- Engineering & Computer Science (AREA)
- Civil Engineering (AREA)
- Mechanical Engineering (AREA)
- Structural Engineering (AREA)
- Lift-Guide Devices, And Elevator Ropes And Cables (AREA)
- Types And Forms Of Lifts (AREA)
Description
Claims
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE69841498T DE69841498D1 (de) | 1998-12-21 | 1998-12-21 | Aufzug |
PCT/JP1998/005778 WO2000037349A1 (fr) | 1998-12-21 | 1998-12-21 | Ascenseur |
CN98813364A CN1091742C (zh) | 1998-12-21 | 1998-12-21 | 电梯装置 |
EP98961449A EP1057769B1 (en) | 1998-12-21 | 1998-12-21 | Elevator |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/JP1998/005778 WO2000037349A1 (fr) | 1998-12-21 | 1998-12-21 | Ascenseur |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2000037349A1 true WO2000037349A1 (fr) | 2000-06-29 |
Family
ID=14209656
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP1998/005778 WO2000037349A1 (fr) | 1998-12-21 | 1998-12-21 | Ascenseur |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP1057769B1 (ja) |
CN (1) | CN1091742C (ja) |
DE (1) | DE69841498D1 (ja) |
WO (1) | WO2000037349A1 (ja) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002173281A (ja) * | 2000-12-11 | 2002-06-21 | Toshiba Elevator Co Ltd | エレベータ |
US7377366B2 (en) | 2002-11-25 | 2008-05-27 | Otis Elevator Company | Sheave assembly for an elevator system |
JP2008520514A (ja) * | 2004-11-16 | 2008-06-19 | コネ コーポレイション | エレベータのローピング構造 |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100789518B1 (ko) * | 2002-09-24 | 2007-12-28 | 도시바 엘리베이터 가부시키가이샤 | 기계실을 갖지 않는 엘리베이터 시스템 |
JP4270831B2 (ja) * | 2002-09-24 | 2009-06-03 | 東芝エレベータ株式会社 | マシンルームレスエレベータ |
CN1321049C (zh) * | 2003-06-06 | 2007-06-13 | 三菱电机株式会社 | 无机械室电梯 |
CN100363247C (zh) * | 2005-01-21 | 2008-01-23 | 潘绍江 | 一种升降机的轿箱与t型导轨的连接装置 |
CN106006319A (zh) * | 2016-07-29 | 2016-10-12 | 上海汉神机电股份有限公司 | 可变角度倾斜机构 |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6211894Y2 (ja) * | 1981-08-31 | 1987-03-23 | ||
JPH024875U (ja) * | 1988-06-23 | 1990-01-12 | ||
JPH0336184A (ja) * | 1989-06-30 | 1991-02-15 | Toshiba Corp | ホームエレベータ |
JPH08288U (ja) * | 1995-08-09 | 1996-02-16 | 株式会社東芝 | エレベータ用巻上機 |
JPH09170U (ja) * | 1996-09-13 | 1997-04-04 | 株式会社東芝 | エレベータ |
JPH09165172A (ja) * | 1995-06-22 | 1997-06-24 | Kone Oy | トラクションシーブエレベータ |
JPH09165173A (ja) * | 1995-12-18 | 1997-06-24 | Otis Elevator Co | ホームエレベーター |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FI98209C (fi) * | 1994-05-04 | 1997-05-12 | Kone Oy | Vetopyörähissi, nostoyksikkö ja koneistotila |
EP1118575B1 (de) * | 1996-11-11 | 2004-08-18 | Inventio Ag | Aufzugsanlage mit im Aufzugsschacht angeordneter Antriebseinheit |
-
1998
- 1998-12-21 EP EP98961449A patent/EP1057769B1/en not_active Expired - Lifetime
- 1998-12-21 DE DE69841498T patent/DE69841498D1/de not_active Expired - Lifetime
- 1998-12-21 WO PCT/JP1998/005778 patent/WO2000037349A1/ja active Application Filing
- 1998-12-21 CN CN98813364A patent/CN1091742C/zh not_active Expired - Fee Related
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6211894Y2 (ja) * | 1981-08-31 | 1987-03-23 | ||
JPH024875U (ja) * | 1988-06-23 | 1990-01-12 | ||
JPH0336184A (ja) * | 1989-06-30 | 1991-02-15 | Toshiba Corp | ホームエレベータ |
JPH09165172A (ja) * | 1995-06-22 | 1997-06-24 | Kone Oy | トラクションシーブエレベータ |
JPH08288U (ja) * | 1995-08-09 | 1996-02-16 | 株式会社東芝 | エレベータ用巻上機 |
JPH09165173A (ja) * | 1995-12-18 | 1997-06-24 | Otis Elevator Co | ホームエレベーター |
JPH09170U (ja) * | 1996-09-13 | 1997-04-04 | 株式会社東芝 | エレベータ |
Non-Patent Citations (1)
Title |
---|
See also references of EP1057769A4 * |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002173281A (ja) * | 2000-12-11 | 2002-06-21 | Toshiba Elevator Co Ltd | エレベータ |
US7377366B2 (en) | 2002-11-25 | 2008-05-27 | Otis Elevator Company | Sheave assembly for an elevator system |
JP2008520514A (ja) * | 2004-11-16 | 2008-06-19 | コネ コーポレイション | エレベータのローピング構造 |
Also Published As
Publication number | Publication date |
---|---|
EP1057769A4 (en) | 2009-04-08 |
EP1057769B1 (en) | 2010-02-10 |
DE69841498D1 (de) | 2010-03-25 |
CN1091742C (zh) | 2002-10-02 |
EP1057769A1 (en) | 2000-12-06 |
CN1284044A (zh) | 2001-02-14 |
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