WO2016030943A1 - エレベータ用巻上機設置装置 - Google Patents
エレベータ用巻上機設置装置 Download PDFInfo
- Publication number
- WO2016030943A1 WO2016030943A1 PCT/JP2014/072155 JP2014072155W WO2016030943A1 WO 2016030943 A1 WO2016030943 A1 WO 2016030943A1 JP 2014072155 W JP2014072155 W JP 2014072155W WO 2016030943 A1 WO2016030943 A1 WO 2016030943A1
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- WIPO (PCT)
- Prior art keywords
- hoisting machine
- elastic
- fall
- machine
- base
- Prior art date
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Classifications
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- 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
-
- 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
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- 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
- B66B11/04—Driving gear ; Details thereof, e.g. seals
-
- 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
- B66B11/04—Driving gear ; Details thereof, e.g. seals
- B66B11/0407—Driving gear ; Details thereof, e.g. seals actuated by an electrical linear motor
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- 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
- B66B11/04—Driving gear ; Details thereof, e.g. seals
- B66B11/043—Driving gear ; Details thereof, e.g. seals actuated by rotating motor; Details, e.g. ventilation
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B17/00—Hoistway equipment
- B66B17/12—Counterpoises
Definitions
- This invention relates to an elevator hoist installation apparatus for installing an elevator hoist on a machine base.
- a frame is attached between the upper ends of a pair of guide rails, the upper part of the hoisting machine is supported on the upper part of the frame via an elastic body, and the lower part of the hoisting machine is supported on the lower part of the frame via an elastic body.
- An elevator supported in this manner is known (see Patent Document 1).
- an elevator in which a support beam is fixed between the upper ends of a pair of guide rails, and the hoisting machine is supported by the support beam via a first elastic body and a second elastic body having different spring constants.
- the first and second elastic bodies are arranged apart from each other in the horizontal direction (see Patent Document 3).
- the present invention has been made to solve the above-described problems, and can facilitate maintenance and inspection work for the hoisting machine, and can reduce the installation space.
- the purpose is to obtain an installation device.
- An elevator hoist installation apparatus includes an elastic support device on which a hoisting machine unit having a hoisting machine that generates a driving force for moving an elevating body is mounted, and is provided on a machine base, and an elastic support device
- the elastic support device includes a support elastic body that elastically deforms in response to a load from the hoisting machine unit, and the anti-falling device includes the hoisting machine unit.
- First and second fall-preventing elastic bodies sandwiching the fall-preventing mounting portion provided in the lower part of the machine, and a holder for holding the first and second fall-preventing elastic bodies with respect to the machine base
- the hoisting machine unit is prevented from falling with respect to the machine base by elastic deformation of the supporting elastic body by the elastic restoring force of the first and second falling-preventing elastic bodies.
- the elevator hoist installation apparatus it is possible to effectively suppress the hoisting machine unit from collapsing with respect to the machine base by the collapse suppressing device.
- the fall control device can be brought close to the elastic support device in the horizontal direction, and the installation space of the hoisting machine installation device can be reduced. Further, the space above the hoisting machine unit can be opened, and maintenance and inspection work for the hoisting machine unit can be facilitated.
- FIG. 1 It is a block diagram which shows the elevator by Embodiment 1 of this invention. It is a perspective view which shows the winding machine of FIG. It is a front view which shows the winding machine of FIG. It is a side view which shows the winding machine of FIG.
- FIG. 4 is a side view showing a hoisting machine including a partial cross section taken along line VV in FIG. 3. It is an expanded sectional view which shows the fall suppression apparatus of FIG.
- FIG. 2 shows the state in which the elevator hoisting machine by Embodiment 2 of this invention is installed in the machine stand.
- FIG. 3 It is a front view which shows the state in which the elevator hoisting machine by Embodiment 3 of this invention is installed in the machine stand.
- FIG. 9 is a cross-sectional view taken along line IX-IX in FIG. 8. It is a fragmentary sectional view which shows the state in which the machine base is installed in the hoistway before the hoisting machine of FIG. 9 is installed in the hoistway. It is a fragmentary sectional view which shows the state by which the winding machine is attached to the raising stand of FIG. It is a fragmentary sectional view showing the state where the load of the cage and the counterweight is applied downward to the drive sheave of the hoisting machine of FIG. It is sectional drawing which shows the principal part of the winding machine installation apparatus for elevators by this Embodiment 4.
- FIG. FIG. 14 is a cross-sectional view taken along line XIV-XIV in FIG. 13. It is sectional drawing which shows the principal part of the winding machine installation apparatus for elevators by this Embodiment 5.
- FIG. 14 is a cross-sectional view taken along line XIV-XIV in FIG. 13. It is sectional drawing which shows the principal part of the
- FIG. 1 is a block diagram showing an elevator according to Embodiment 1 of the present invention.
- a pair of car guide rails 2 and 3 and a pair of counterweight guide rails 4 and 5 are vertically installed in the hoistway 1.
- the pair of car guide rails 2 and 3 are arranged apart from each other in the horizontal direction, and the pair of counterweight guide rails 4 and 5 are also arranged apart from each other in the horizontal direction.
- the lower end portions of the car guide rails 2 and 3 and the counterweight guide rails 4 and 5 are fixed to the bottom surface of the hoistway 1.
- a pair of car guide rails 2 and 3 exist on one virtual vertical plane among two virtual vertical planes orthogonal to each other, and a pair of counterweight guide rails 4 and 4 on the other virtual vertical plane. 5 exists.
- one of the pair of car guide rails 2 and 3 is disposed closer to the pair of counterweight guide rails 4 and 5 than the other car guide rail 3.
- one counterweight guide rail 4 is closer to one car guide rail 2 than the other counterweight guide rail 5.
- the car guide rails 2 and 3 are solid steel rails
- the counterweight guide rails 4 and 5 are forming rails formed by plastically deforming steel plates.
- the car 6 is movable in the vertical direction while being guided by the pair of car guide rails 2 and 3.
- the counterweight 7 is movable in the vertical direction while being guided by the pair of counterweight guide rails 4 and 5.
- a hoisting machine unit including a hoisting machine 8 that generates a driving force for moving the car 6 and the counterweight 7 is disposed in the upper part of the hoistway 1.
- the hoisting machine unit includes only the hoisting machine 8.
- the hoisting machine 8 is supported by a common machine base 9.
- the machine base 9 is attached to one of the car guide rails 2 and each of the counterweight guide rails 4 and 5. As a result, the load from the machine base 9 is shared and supported by each of the car guide rail 2 and the counterweight guide rails 4 and 5.
- the hoisting machine 8 is provided in the hoisting machine main body 10 including a motor, the hoisting machine main body 10, the drive sheave 11 that is rotated by the driving force of the hoisting machine main body 10, and the hoisting machine main body 10. And a brake device 12 for braking the rotation of the drive sheave 11.
- the hoisting machine 8 is arranged with the axis of the drive sheave 11 horizontal.
- the hoisting machine 8 is a thin hoisting machine. That is, in this example, the radial dimension of the hoisting machine 8 is larger than the axial dimension of the hoisting machine 8.
- the car 6 and the counterweight 7 are suspended in the hoistway 1 by ropes 13 that are a plurality of suspension bodies.
- a belt may be used as a suspended body for suspending the car 6 and the counterweight 7.
- a pair of car suspension wheels 14 is provided at the lower part of the car 6, and a counterweight suspension car 15 is provided at the upper part of the counterweight 7.
- a first leash fastening device 16 is provided at the upper end of the other car guide rail 3, and a second leash fastening device 17 is provided at the machine base 9.
- One end of each rope 13 is connected to the first leashing device 16, and the other end of each rope 13 is connected to the second leashing device 17.
- Each rope 13 is wound around a pair of car suspension wheels 14, a drive sheave 11, and a counterweight suspension wheel 15 in this order from the first rope anchoring device 16, and reaches the second rope anchoring device 17. That is, the hanging method of the car 6 and the counterweight 7 by the rope 13 is a 2: 1 roping method.
- the load of the car 6 and the counterweight 7 is applied to the drive sheave 11 downward via the rope 13.
- the car 6 and the counterweight 7 are moved in the vertical direction in the hoistway 1 according to the rotation of the drive sheave 11.
- FIG. 2 is a perspective view showing the hoisting machine 8 of FIG. 3 is a front view showing the hoisting machine 8 of FIG. 2
- FIG. 4 is a side view showing the hoisting machine 8 of FIG.
- FIG. 5 is a side view showing the hoisting machine 8 including a partial cross section taken along the line VV of FIG.
- the car guide rails 2 and 3 and the counterweight guide rails 4 and 5 are attached to a plurality of brackets 18 fixed to the inner wall surface of the hoistway 1.
- the position of the upper end of one counterweight guide rail 4 is lower than the position of the upper end of each of the car guide rails 2 and 3 and the other counterweight guide rail 5.
- the machine base 9 is attached to one of the car guide rails 2 and each of the counterweight guide rails 4, 5 while being mounted on one of the counterweight guide rails 4.
- a pair of hoisting machine front leg portions 10a projecting horizontally are provided as a pair of support mounting portions at the front end in the axial direction at the lower part of the hoisting machine main body 10.
- the pair of hoisting machine front leg portions 10 a are disposed away from each other in the horizontal direction when the hoisting machine 8 is viewed along the axial direction of the drive sheave 11.
- the hoisting machine front leg 10 a is disposed at both left and right ends of the hoisting machine body 10 as shown in FIG. 3. .
- a pair of hoisting machine rear legs 10b projecting horizontally are provided at the lower rear end of the hoisting machine main body 10 as a pair of anti-falling attachment parts.
- the pair of hoisting machine rear leg portions 10b are arranged away from each other in the horizontal direction when the hoisting machine 8 is viewed along the axial direction of the drive sheave 11.
- the hoisting machine rear leg part 10 b is disposed at both left and right ends of the hoisting machine body 10.
- Each fall prevention device 22 is arranged away from each elastic support device 21 in the horizontal direction.
- the hoisting machine installation device that installs the hoisting machine 8 on the machine base 9 includes each elastic support device 21 and each fall prevention device 22.
- Each elastic support device 21 is arranged at a position closer to the drive sheave 11 than the respective fall prevention devices 22 in the axial direction of the drive sheave 11.
- the position of each elastic support device 21 coincides with the position of the drive sheave 11 in the axial direction of the drive sheave 11. That is, in this example, when the hoisting machine 8 is viewed from the side (that is, when the hoisting machine 8 is viewed along a horizontal line perpendicular to the axis of the driving sheave 11), each elastic support device 21 is driven by the driving sheave. 11 is arranged directly below.
- the pair of elastic support devices 21 are arranged apart from each other in the horizontal direction as shown in FIG. 3. Further, the pair of elastic support devices 21 are disposed on the left and right sides with respect to a vertical line passing through the axis of the drive sheave 11 when the hoisting machine 8 is viewed along the axial direction of the drive sheave 11.
- each elastic support device 21 is a support elastic body that is interposed between the lower surface of the hoisting machine front leg portion 10 a provided in the hoisting machine body 10 and the upper surface of the machine base 9.
- a lower protruding bolt 213 that slidably passes through a support plate portion that forms the upper surface of the upper and lower sides.
- the nut that prevents the upper protruding bolt 212 from being detached from the hoisting machine front leg portion 10a is attached to the upper protruding bolt 212.
- a nut that prevents the lower protruding bolt 213 from being detached from the upper part of the machine base 9 is attached to the lower protruding bolt 213.
- the supporting rubber member 211 is elastically deformed by receiving the load from the hoisting machine 8 as a compressive force.
- the vibration of the hoisting machine 8 is absorbed by the elastic deformation of the supporting rubber member 211.
- the elastic member 211 is elastically deformed.
- the hoisting machine 8 may fall with respect to the machine base 9.
- Each falling suppression device 22 suppresses the hoisting machine 8 from falling with respect to the machine base 9 due to elastic deformation of the supporting rubber member 211.
- Each fall prevention device 22 is arranged at a position farther from the drive sheave 11 than each elastic support device 21 in the axial direction of the drive sheave 11.
- the pair of collapse suppression devices 22 are arranged away from each other in the horizontal direction when the hoisting machine 8 is viewed along the axial direction of the drive sheave 11. Further, when the hoisting machine 8 is viewed along the axial direction of the drive sheave 11, the pair of collapse suppression devices 22 are disposed on both the left and right sides with respect to a vertical line passing through the axis of the drive sheave 11.
- FIG. 6 is an enlarged cross-sectional view showing the collapse suppression device 22 of FIG.
- a through hole 31 is provided in the hoisting machine rear leg portion 10b of the hoisting machine main body 10 along the vertical direction.
- the machine base 9 has a support plate portion that forms the upper surface of the machine base 9.
- a through hole 32 is provided in the support plate portion of the machine base 9 in the vertical direction.
- the inner diameter of the through hole 31 provided in the hoisting machine rear leg portion 10 b is larger than the inner diameter of the through hole 32 provided in the support plate portion of the machine base 9.
- Each of the fall suppression devices 22 includes first and second fall suppression rubber members 221 and 222 that are first and second fall suppression elastic bodies that sandwich the hoisting machine rear leg portion 10b from above and below, A holding member 223 that holds the second fall-suppressing rubber members 221 and 222 against the machine base 9.
- the first fall-suppressing rubber member 221 is disposed below the hoisting machine rear leg 10b
- the second fall-preventing rubber member 222 is disposed above the hoisting machine rear leg 10b. ing.
- the first fall-suppressing rubber member 221 has a main body portion 221a that is in contact with the lower surface of the hoisting machine rear leg portion 10b, and an insertion portion 221b that is inserted into the through hole 31 from the main body portion 221a.
- the second collapse-suppressing rubber member 222 has a main body portion 222a that is in contact with the upper surface of the hoisting machine rear leg portion 10b, and an insertion portion 222b that is inserted into the through hole 31 from the main body portion 222a.
- the first and second collapse-suppressing rubber members 221 sandwich the hoisting machine rear leg portion 10b from above and below in a state where the respective insertion portions 221b and 222b are in contact with each other in the through hole 31.
- the main body portion 221 a of the first collapse-suppressing rubber member 221 is sandwiched between the lower surface of the hoisting machine rear leg portion 10 b and the upper surface of the machine base 9.
- the spring constant of the first fall suppression rubber member 221 and the spring constant of the second fall suppression rubber member 222 are the same.
- the holder 223 protrudes from the machine base 9 and is provided on a through bolt 224 that is a rod-shaped body that penetrates the hoisting machine rear leg portion 10 b and the first and second collapse-suppressing rubber members 221 and 222, and the through bolt 224.
- the hoisting machine rear leg portion 10b and the nuts 225 which are anti-slip members for sandwiching the first and second collapse-suppressing rubber members 221 and 222 together with the machine base 9 are provided.
- a washer 226 having an outer diameter larger than that of the nut 225 is interposed between the upper surface of the second collapse-suppressing rubber member 222 and the nut 225.
- the through bolt 224 has a screw shaft portion 224a and a head portion 224b provided at an end portion of the screw shaft portion 224a.
- the through bolt 224 passes the screw shaft part 224 a through the through hole 32 of the machine base 9 and the through hole 31 of the hoisting machine rear leg part 10 b, and hooks the head part 224 b on the lower surface of the support plate part of the machine base 9. In the state, it is provided on the machine base 9. Accordingly, the through bolt 224 functions as a stopper that suppresses the displacement of the hoisting machine 8 and the first and second collapse-suppressing rubber members 221 and 222 with respect to the respective machine bases 9 in the horizontal direction.
- the threaded shaft portion 224a of the through bolt 224 is passed through the through holes 31 and 32 while penetrating the first and second falling-down rubber members 221 and 222.
- the through bolt 224 is displaceable with respect to the first and second collapse-suppressing rubber members 221 and 222 along the longitudinal direction of the screw shaft portion 224a.
- the nut 225 is attached to a portion of the threaded shaft portion 224a of the through bolt 224 that protrudes from the upper surface of the second fall-suppressing rubber member 222.
- the first and second collapse-suppressing rubber members 221 and 222 are tightened by turning the nut 225 with respect to the screw shaft portion 224a to tighten the machine base 9 between the head 224b of the through bolt 224 and the nut 225. Restrained together with the support plate.
- the holding tool 223 is configured to restrain the first and second fall-preventing rubber members by restraining the first and second fall-preventing rubber members 221 and 222 together with the support plate portion of the machine base 9 with a through bolt 224 and a nut 225.
- the members 221 and 222 are held on the machine base 9.
- the hoisting machine rear leg 10b is supported by the elastic support device 21 as a fulcrum by the elastic deformation of the supporting rubber member 211.
- the hoisting machine 8 swings with respect to the machine base 9 in a direction that is displaced up and down with respect to 9.
- the hoisting of the hoisting machine 8 in the direction in which the hoisting machine rear leg 10b is displaced upward is suppressed by the elastic restoring force of the second collapse-suppressing rubber member 222, and the hoisting machine rear leg 10b.
- the hoisting machine rear leg 10b provided at the lower part of the hoisting machine 8 is sandwiched from above and below by the first and second collapse-suppressing rubber members 221 and 222. That is, the fact that the hoisting machine 8 falls with respect to the machine base 9 due to the elastic deformation of the supporting rubber member 211 of the elastic supporting device 21 is caused by the elastic restoring forces of the first and second falling-suppressing rubber members 221 and 222. Since it is suppressed, it is possible to effectively suppress the hoisting machine 8 from falling with respect to the machine base 9 by the fall suppressing device 22.
- the fall suppression device 22 is brought close to the elastic support device 21 in the horizontal direction, the effect of suppressing the vibration of the hoisting machine 8 can be ensured more reliably, and the installation space of the hoisting machine installation device can be reduced. Can be achieved. Further, since it is not necessary to install a device for suppressing the vibration of the hoisting machine 8 above the hoisting machine 8, the space above the hoisting machine 8 can be opened. Thereby, the space which performs the maintenance inspection work (for example, maintenance work of the brake device 12 etc.) with respect to the hoisting machine 8 can be ensured, and the maintenance inspection work with respect to the hoisting machine 8 can be made easy.
- the maintenance inspection work for example, maintenance work of the brake device 12 etc.
- the holder 223 includes a hoisting machine rear leg 10b, a through bolt 224 that penetrates the first and second collapse-suppressing rubber members 221, 222, the hoisting machine rear leg 10b, the first and second And the nuts 225 for sandwiching the fall-preventing rubber members 221 and 222 with the machine base 9 together, the first and second fall-preventing rubber members 221 and 222 can be machined with a simple configuration. It can be held on the base 9. Further, the through bolt 224 can function as a stopper for preventing the hoisting machine 8 from being displaced in the horizontal direction with respect to the machine base 9, and the mounting state of the hoisting machine 8 with respect to the machine base 9 can be further stabilized.
- each fall suppression device 22 is arranged away from each other when viewed along the axial direction of the drive sheave 11, it is possible to more reliably suppress the hoisting machine 8 from falling.
- FIG. FIG. 7 is a front view showing a state where an elevator hoist according to Embodiment 2 of the present invention is installed on a machine base.
- the number of the fall prevention devices 22 provided on the machine base 9 is one.
- the number of the hoisting machine rear leg part 10b as a fall prevention attachment part provided in the axial direction rear end part of the lower part of the hoisting machine main body 10 is also one.
- the other configurations are the same as those of the first embodiment except that the positions of one hoisting machine rear leg portion 10b and one falling prevention device 22 are changed. .
- the hoisting machine rear leg 10b is arranged between the pair of hoisting machine front legs 10a when the hoisting machine 8 is viewed along the axial direction of the drive sheave 11.
- the fall suppression device 22 is provided on the machine base 9 in a state of being attached to the hoisting machine rear leg 10b.
- the fall-suppressing device 22 is arranged at a position farther from the drive sheave 11 than the elastic support devices 21 in the axial direction of the drive sheave 11.
- the fall prevention device 22 is disposed between the pair of elastic support devices 21 when the hoisting machine 8 is viewed along the axial direction of the drive sheave 11.
- the fall prevention device 22 is disposed on a vertical line passing through the axis of the drive sheave 11.
- FIG. 8 is a front view showing a state where an elevator hoist according to Embodiment 3 of the present invention is installed on a machine base.
- FIG. 9 is a side view showing the hoisting machine unit including a partial cross section along the line IX-IX in FIG.
- a pair of raising bases 41 that are lighter than the weight of the hoisting machine 8 are detachably provided at the lower part of the hoisting machine 8.
- the hoisting machine unit 42 is configured by the hoisting machine 8 and the pair of raising bases 41.
- the pair of raising bases 41 are arranged apart from each other in the horizontal direction when the hoisting machine 8 is viewed along the axial direction of the drive sheave 11. Further, each raising base 41 is arranged along the axial direction of the drive sheave 11.
- the hoisting machine 8 is mounted on the pair of elastic support devices 21 via the raising base 41.
- the pair of collapse suppression devices 22 are attached to the raising base 41.
- Each raising base 41 includes an upper plate portion 41a arranged horizontally, a lower plate portion 41b arranged horizontally below the upper plate portion 41a, and a vertical plate portion 41c connecting the upper plate portion 41a and the lower plate portion 41b. And have.
- the raising platform 41 is formed by fastening the upper plate portion 41 a with a plurality of fasteners 43 to the lower surfaces of the hoisting machine front leg portion 10 a and the hoisting machine rear leg portion 10 b provided in the hoisting machine body 10. It is fixed to the lower part of the upper machine body 10.
- One end portion in the longitudinal direction of the lower plate portion 41 b of the raising base 41 is a support mounting portion placed on the elastic support device 21, and the other end portion in the longitudinal direction of the lower plate portion 41 b in the raising base 41 is the tilt-suppressing device 22. It is the attachment part for the fall prevention to which is attached. Accordingly, the upper protruding bolt 212 of the elastic support device 21 is slidably penetrated through one end portion in the longitudinal direction of the lower plate portion 41b of the raising base 41. Further, the other end in the longitudinal direction of the lower plate portion 41 b of the raising base 41 is sandwiched from above and below by the first and second fall-suppressing rubber members 221 and 222 of the fall-suppressing device 22.
- a through bolt 224 of the fall suppressing device 22 is passed through the other end in the longitudinal direction of the lower plate portion 41b of the raising base 41 so that the respective insertion portions of the first and second fall suppressing rubber members 221 and 222 are inserted.
- a through hole 31 into which 221b and 222b are inserted is provided.
- Other configurations are the same as those in the first embodiment.
- the pair of raising bases 41 from which the hoisting machine 8 has been removed are attached to the machine base 9 in advance by the elastic support devices 21 and the respective fall-down suppression devices 22.
- the pair of raising bases 41 from which the hoisting machine 8 has been removed is attached to the machine base 9.
- FIG. 10 is a partial cross-sectional view showing a state in which the machine base 9 is installed in the hoistway 1 before the hoisting machine 8 of FIG. 9 is installed in the hoistway 1.
- FIG. 11 is a partial cross-sectional view showing a state where the hoisting machine 8 is attached to the raising base 41 of FIG.
- FIG. 12 is a partial cross-sectional view showing a state in which the load of the car 6 and the counterweight 7 is applied downward to the drive sheave 11 of the hoisting machine 8 of FIG.
- the machine base 9 When the machine base 9 is installed in the hoistway 1, the machine base 9 is attached to one of the car guide rails 2 and the counterweight guide rails 4, 5 with the pair of raising bases 41 attached to the machine base 9. At this time, as shown in FIG. 10, the upper surface of the machine base 9 is leveled, and the distance between the lower surface of the raising base 41 and the upper surface of the machine base 9 falls down from the position of the restraining device 22 toward the position of the elastic support device 21. The raising base 41 is tilted with respect to the machine base 9 so as to increase.
- the inclination angle of the raising base 41 with respect to the machine base 9 is adjusted by adjusting the tightening amount of the nut 225 with respect to the through bolt 224 in a state where the hoisting machine 8 is removed from the raising base 41.
- the inclination angle of the raising base 41 with respect to the machine base 9 may be adjusted at a factory before the machine base 9 is shipped.
- the hoisting machine 8 is fixed to the upper plate portion 41 a of the raising table 41 with a plurality of fasteners 43. At this time, the hoisting machine 8 is inclined with respect to the machine base 9 with the drive sheave 11 directed obliquely upward.
- the rope 13 is wound around the drive sheave 11, and the loads of the car 6 and the counterweight 7 are applied to the drive sheave 11, thereby supporting rubber members 211 of the elastic support devices 21. Is compressed while elastically deforming. As a result, the front end portion of the hoisting machine 8 is displaced downward with the respective fall prevention devices 22 as fulcrums, and the axis of the drive sheave 11 becomes horizontal. In this way, the hoisting machine 8 is installed in the hoistway 1.
- the hoisting machine 8 is mounted on the elastic support device 21 via the raising base 41, and the fall prevention device 22 is attached to the lower plate portion 41 b of the raising base 41.
- the elastic support device 21 and the fall-suppressing device 22 can be attached to the machine base 9 together with the raising base 41. Further, by tilting the raising base 41 with respect to the machine base 9 in advance, adjustment for installing the hoisting machine 8 can be performed in advance so that the axis of the drive sheave 11 is horizontal. Thereby, the installation work of the hoisting machine 8 can be made easy.
- the raising table 41 is applied to the hoisting machine unit including the hoisting machine 8 in the first embodiment, but the hoisting machine unit including the hoisting machine 8 in the second embodiment.
- the raising table 41 may be applied.
- the raising base to which the fall prevention device 22 is attached is attached to the lower part of the hoisting machine body 10 separately from the pair of raising bases 41, and the hoisting machine 8 is viewed along the axial direction of the drive sheave 11. When it is disposed between the pair of raising bases 41.
- FIG. 13 is a cross-sectional view showing a main part of the elevator hoist installation apparatus according to the fourth embodiment.
- FIG. 14 is a sectional view taken along line XIV-XIV in FIG.
- Each fall prevention device 22 further includes a braking mechanism 51 that brakes the displacement of the through bolt 224 in the vertical direction with respect to the hoisting machine unit 42.
- the braking mechanism 51 includes a rod-shaped sliding portion 511 that protrudes upward from the upper end portion of the through bolt 224 and a gripping portion 512 that is attached to the raising base 41 and grips the sliding portion 511.
- the length of the sliding part 511 is such a length that the grip part 512 is not detached from the sliding part 511 due to the displacement of the raising base 41 with respect to the through bolt 224.
- the outer diameter of the sliding portion 511 is smaller than the outer diameter of the screw shaft portion 224a of the through bolt 224.
- the grip portion 512 includes a first and second shoes 513 and 514 that are a pair of braking members sandwiching the sliding portion 511, and the first and second shoes 513 and 514 are sliding portions.
- 511 has an adjustment bolt 515 that is an adjustment tool for adjusting the pressing force pressed from both sides.
- the first shoe 513 is disposed between the vertical plate portion 41 c of the raising base 41 and the sliding portion 511, and the second shoe 514 is opposite to the first shoe 513 when viewed from the sliding portion 511. Is arranged.
- the gripping part 512 is attached to the raising base 41 by attaching an adjusting bolt 515 penetrating the first and second shoes 513 and 514 to a screw hole (not shown) provided in the vertical plate part 41 c of the raising base 41. ing. Further, the pressing force of the first and second shoes 513 and 514 against the sliding portion 511 is adjusted by adjusting the tightening amount of the adjusting bolt 515.
- a frictional force is generated between each of the first and second shoes 513 and 514 and the sliding portion 511.
- the vertical displacement of the through bolt 224 with respect to the raising base 41 is braked by the frictional force generated between each of the first and second shoes 513 and 514 and the sliding portion 511.
- the braking mechanism 51 is a friction damper.
- the magnitude of the frictional force generated between each of the first and second shoes 513 and 514 and the sliding portion 511 is adjusted by adjusting the pressing force of the first and second shoes 513 and 514 on the sliding portion 511. Adjusted.
- Other configurations are the same as those of the third embodiment.
- the braking mechanism 51 is a friction damper, but the invention is not limited to this.
- the braking mechanism 51 may be an air damper or the like.
- the braking mechanism 51 is applied to the hoisting machine unit 42 in the third embodiment having the hoisting machine 8 and the raising base 41, but the embodiment having only the hoisting machine 8.
- the braking mechanism unit 51 may be applied to the hoisting machine unit 1 or 2.
- the braking mechanism 51 is provided on the hoisting machine main body 10.
- FIG. FIG. 15 is a cross-sectional view showing a main part of the elevator hoist installation apparatus according to the fifth embodiment.
- Each of the fall suppression devices 22 includes first and second fall suppression rubber members 221 and 222 that sandwich the other end in the longitudinal direction of the lower plate portion 41b of the raising base 41 (that is, the fall suppression mounting portion) from above and below, A holder 223 that holds the first and second fall-suppressing rubber members 221 and 222 with respect to the machine base 9, and a first auxiliary elastic body disposed inside the first fall-preventing rubber member 221. It has a certain first auxiliary rubber member 227 and a second auxiliary rubber member 228 that is a second auxiliary elastic body disposed inside the second collapse-suppressing rubber member 222.
- the structure of the holder 223 is the same as that of the first embodiment.
- the first and second collapse-suppressing rubber members 221 and 222 are cylindrical rubber members.
- the first collapse-suppressing rubber member 221 is sandwiched between the upper surface of the support plate portion of the machine base 9 and the lower surface of the lower plate portion 41 b of the raising base 41.
- the second collapse-suppressing rubber member 222 is sandwiched between the upper surface of the lower plate portion 41 b of the raising base 41 and the lower surface of the washer 226.
- the first and second auxiliary rubber members 227 and 228 are cylindrical rubber members having outer diameters smaller than the inner diameters of the first and second collapse-suppressing rubber members 221 and 222, respectively.
- the first auxiliary rubber member 227 is disposed with its outer peripheral surface opposed to the inner peripheral surface of the first collapse-suppressing rubber member 221.
- the second auxiliary rubber member 228 is disposed with its outer peripheral surface opposed to the inner peripheral surface of the second collapse-suppressing rubber member 222.
- the threaded shaft portion 224a of the through bolt 224 is slidably passed through the first and second auxiliary rubber members 227 and 228.
- the length of the first auxiliary rubber member 227 in the direction along the through bolt 224 is shorter than the length of the first collapse-suppressing rubber member 221. Further, the length of the second auxiliary rubber member 228 in the direction along the through bolt 224 is shorter than the length of the second collapse-suppressing rubber member 222.
- the spring constant of the first auxiliary rubber member 227 is different from the spring constant of the first collapse-suppressing rubber member 221. Further, the spring constant of the second auxiliary rubber member 228 is different from the spring constant of the second collapse-suppressing rubber member 222. In this example, the spring constant of the first auxiliary rubber member 227 is larger than the spring constant of the first fall suppression rubber member 221, and the spring constant of the second auxiliary rubber member 228 is the second fall suppression. It is larger than the spring constant of the rubber member 222 for use. Other configurations are the same as those of the third embodiment.
- the hoisting machine unit has an elastic restoring force obtained by synthesizing the first auxiliary rubber member 227 or the second auxiliary rubber member 228 to the first falling rubber member 221 or the second falling rubber member 222. It is suppressed that 42 falls.
- the first auxiliary rubber member 227 shorter than the length of the first fall-preventing rubber member 221 is disposed inside the first fall-preventing rubber member 221
- the hoisting machine unit 42 is greatly shaken and the first
- the second collapse suppression rubber members 221 and 222 are greatly contracted, not only the elastic restoring force of the first or second collapse suppression rubber members 221 and 222 but also the first or second auxiliary rubber member It is also possible to suppress the hoisting machine unit 42 from falling by the elastic restoring force of 227 and 228. Thereby, it can suppress more reliably that the winding machine unit 42 falls down.
- the spring constant of the first auxiliary rubber member 227 is larger than the spring constant of the first fall suppressing rubber member 221
- the spring constant of the second auxiliary rubber member 227 is larger than that of the first fall suppressing rubber member 221. Since the spring constant is larger than the spring constant, the first and second elastic restoring forces are larger than the elastic restoring forces of the first and second collapse-suppressing rubber members 221 and 222 with respect to the swing amount of the hoisting machine unit 42.
- the two auxiliary rubber members 227 and 228 can be generated. Thereby, it can suppress more reliably that the winding machine unit 42 falls down.
- the spring constant of the first auxiliary rubber member 227 is larger than the spring constant of the first fall suppressing rubber member 221, but the first fall suppressing rubber member 221 and the first It is only necessary that the synthetic spring constant of the auxiliary rubber member 227 is larger than the single spring constant of the first fall-suppressing rubber member 221. Accordingly, the spring constant of the first auxiliary rubber member 227 may be the same as the spring constant of the first fall suppressing rubber member 221, and the spring constant of the first auxiliary rubber member 227 is the first fall suppressing.
- the spring constant of the rubber member 221 may be smaller.
- the first auxiliary rubber member 227 is disposed on the inner side of the first fall suppressing rubber member 221, but the first auxiliary rubber is disposed on the outer side of the first fall suppressing rubber member 221.
- the member 227 may be disposed.
- the inner diameter of the first auxiliary rubber member 227 is made larger than the outer diameter of the first collapse-suppressing rubber member 221.
- the second auxiliary rubber member 228 is disposed inside the second fall suppressing rubber member 222, but the second auxiliary rubber is disposed outside the second fall suppressing rubber member 222.
- the member 228 may be disposed.
- the inner diameter of the second auxiliary rubber member 228 is made larger than the outer diameter of the second collapse-suppressing rubber member 222.
- first and second auxiliary rubber members 227 and 228 are used as the first and second auxiliary elastic bodies.
- first and second auxiliary elastic bodies are made of rubber.
- the invention is not limited to this, and at least one of the first and second auxiliary elastic bodies may be a spring or the like, for example.
- first and second auxiliary rubber members 227 and 228 may be applied to the collapse suppressing device 22 in the first or second embodiment.
- the braking mechanism unit 51 in the fourth embodiment may be applied to the collapse suppressing device 22 in the fifth embodiment.
- the support rubber member 211 is used as a support elastic body that elastically deforms in response to a load from the hoisting machine 8, but the support elastic body is made of rubber.
- the supporting elastic body may be a spring or the like, for example.
- first and second collapse suppression rubber members 221 and 222 are used as the first and second collapse suppression elastic bodies, but the first and second collapse suppression.
- the elastic body for use is not limited to rubber, and at least one of the first and second collapse-preventing elastic bodies may be, for example, a spring.
- the through bolt 224 is not fixed to the machine base 9 but merely passed through the through hole 32 of the support plate portion of the machine base 9. You may fix to the base 9 by welding etc., for example.
- the first and second collapse-suppressing rubber members 221 and 222 are held on the machine base 9 by the holder 223 having the through bolt 224 and the nut 225. If it is the structure which hold
- a holder having a standing part protruding upward from the upper surface of the machine base 9 and a horizontal part protruding horizontally from the upper end part of the standing part is used as the first and second collapse-suppressing rubber members 221.
- the first and second fall preventions are performed by fixing the first and second fall restraining rubber members 221 and 222 between the upper surface of the machine stand 9 and the horizontal portion.
- the rubber members 221 and 222 may be held on the machine base 9.
- the number of elastic support devices 21 is two, but the number of elastic support devices 21 may be three or more.
- the number of the fall prevention devices 22 is two, but the number of the fall prevention devices 22 may be three or more.
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- Engineering & Computer Science (AREA)
- Civil Engineering (AREA)
- Mechanical Engineering (AREA)
- Structural Engineering (AREA)
- Cage And Drive Apparatuses For Elevators (AREA)
- Lift-Guide Devices, And Elevator Ropes And Cables (AREA)
Abstract
Description
実施の形態1.
図1は、この発明の実施の形態1によるエレベータを示す構成図である。図において、昇降路1内には、一対のかごガイドレール2,3と、一対の釣合おもりガイドレール4,5とがそれぞれ鉛直に設置されている。一対のかごガイドレール2,3は水平方向について互いに離して配置され、一対の釣合おもりガイドレール4,5も水平方向について互いに離して配置されている。各かごガイドレール2,3及び各釣合おもりガイドレール4,5のそれぞれの下端部は、昇降路1の底面に固定されている。
図7は、この発明の実施の形態2によるエレベータ用巻上機が機械台に設置されている状態を示す正面図である。本実施の形態では、機械台9に設けられた倒れ抑制装置22の数が1つになっている。また、巻上機本体10の下部の軸線方向後端部に設けられた倒れ抑制用取付部としての巻上機後脚部10bの数も1つになっている。本実施の形態では、1つの巻上機後脚部10b及び1つの倒れ抑制装置22のそれぞれの位置が変更されていることを除いて、他の構成は実施の形態1と同様になっている。
図8は、この発明の実施の形態3によるエレベータ用巻上機が機械台に設置されている状態を示す正面図である。また、図9は、図8のIX-IX線に沿った部分断面を含む巻上機ユニットを示す側面図である。巻上機8の下部には、巻上機8の重量よりも軽い一対の嵩上げ台41が着脱可能に設けられている。本実施の形態では、巻上機8及び一対の嵩上げ台41により巻上機ユニット42が構成されている。
図13は、この実施の形態4によるエレベータ用巻上機設置装置の要部を示す断面図である。また、図14は、図13のXIV-XIV線に沿った断面図である。各倒れ抑制装置22は、巻上機ユニット42に対する通しボルト224の上下方向への変位を制動する制動機構部51をさらに有している。
図15は、この実施の形態5によるエレベータ用巻上機設置装置の要部を示す断面図である。各倒れ抑制装置22は、嵩上げ台41の下板部41bの長手方向他端部(即ち、倒れ抑制用取付部)を上下から挟む第1及び第2の倒れ抑制用ゴム部材221,222と、機械台9に対して第1及び第2の倒れ抑制用ゴム部材221,222を保持する保持具223と、第1の倒れ抑制用ゴム部材221の内側に配置された第1の補助弾性体である第1の補助ゴム部材227と、第2の倒れ抑制用ゴム部材222の内側に配置された第2の補助弾性体である第2の補助ゴム部材228とを有している。保持具223の構成は、実施の形態1と同様である。
Claims (7)
- 昇降体を移動させる駆動力を発生する巻上機を有する巻上機ユニットが載せられ、機械台上に設けられた弾性支持装置、及び
前記弾性支持装置から水平方向について離して配置された倒れ抑制装置
を備え、
前記弾性支持装置は、前記巻上機ユニットからの荷重を受けて弾性変形する支持用弾性体を有し、
前記倒れ抑制装置は、前記巻上機ユニットの下部に設けられた倒れ抑制用取付部を上下から挟む第1及び第2の倒れ抑制用弾性体と、前記機械台に対して前記第1及び第2の倒れ抑制用弾性体を保持する保持具とを有し、前記支持用弾性体の弾性変形によって前記巻上機ユニットが前記機械台に対して倒れることを前記第1及び第2の倒れ抑制用弾性体の弾性復元力によって抑制するエレベータ用巻上機設置装置。 - 前記巻上機ユニットは、前記巻上機の下部に着脱可能に設けられた嵩上げ台をさらに有し、
前記巻上機は、前記嵩上げ台を介して前記弾性支持装置に載せられ、
前記嵩上げ台は、前記倒れ抑制用取付部を有している請求項1に記載のエレベータ用巻上機設置装置。 - 前記保持具は、前記機械台から突出して前記倒れ抑制用取付部、前記第1及び第2の倒れ抑制用弾性体を貫通する棒状体と、前記棒状体に設けられ、前記倒れ抑制用取付部、前記第1及び第2の倒れ抑制用弾性体を前記機械台との間でまとめて挟む外れ止め部材とを有している請求項1又は請求項2に記載のエレベータ用巻上機設置装置。
- 前記倒れ抑制装置は、前記巻上機ユニットに対する前記棒状体の上下方向への変位を制動する制動機構部をさらに有している請求項3に記載のエレベータ用巻上機設置装置。
- 前記倒れ抑制装置は、前記第1の倒れ抑制用弾性体の内側又は外側に配置された第1の補助弾性体と、前記第2の倒れ抑制用弾性体の内側又は外側に配置された第2の補助弾性体とをさらに有し、
前記棒状体に沿った方向についての前記第1の補助弾性体の長さは、前記第1の倒れ抑制用弾性体の長さよりも短くなっており、
前記棒状体に沿った方向についての前記第2の補助弾性体の長さは、前記第2の倒れ抑制用弾性体の長さよりも短くなっている請求項3又は請求項4に記載のエレベータ用巻上機設置装置。 - 複数の前記倒れ抑制装置
を備え、
前記巻上機は、前記昇降体の荷重が下方へかかる駆動シーブを有し、
複数の前記倒れ抑制装置は、前記駆動シーブの軸線方向について前記弾性支持装置よりも前記駆動シーブから遠い位置に配置され、かつ、前記駆動シーブの軸線方向に沿って見たときに互いに離して配置されている請求項1~請求項5のいずれか一項に記載のエレベータ用巻上機設置装置。 - 一対の前記弾性支持装置、及び
1つの前記倒れ抑制装置
を備え、
前記巻上機は、前記昇降体の荷重が下方へかかる駆動シーブを有し、
一対の前記弾性支持装置は、前記駆動シーブの軸線方向に沿って見たときに互いに離して配置され、
1つの前記倒れ抑制装置は、前記駆動シーブの軸線方向について各前記弾性支持装置よりも前記駆動シーブから遠い位置に配置され、かつ、前記駆動シーブの軸線方向に沿って見たときに一対の前記弾性支持装置間に配置されている請求項1~請求項5のいずれか一項に記載のエレベータ用巻上機設置装置。
Priority Applications (7)
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JP2016545101A JP6238262B2 (ja) | 2014-08-25 | 2014-08-25 | エレベータ用巻上機設置装置 |
DE112014006899.3T DE112014006899T5 (de) | 2014-08-25 | 2014-08-25 | Aufzughubmaschinen-Befestigungsvorrichtung |
US15/328,946 US10589962B2 (en) | 2014-08-25 | 2014-08-25 | Elevator hoisting machine mounting device |
BR112017001654-0A BR112017001654A2 (ja) | 2014-08-25 | 2014-08-25 | A loop wheel machine installation device for elevators |
KR1020177006319A KR101902134B1 (ko) | 2014-08-25 | 2014-08-25 | 엘리베이터용 권상기 설치 장치 |
CN201480081521.2A CN106794966B (zh) | 2014-08-25 | 2014-08-25 | 电梯用曳引机设置装置 |
PCT/JP2014/072155 WO2016030943A1 (ja) | 2014-08-25 | 2014-08-25 | エレベータ用巻上機設置装置 |
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JP6345374B1 (ja) * | 2016-12-22 | 2018-06-20 | 三菱電機株式会社 | エレベータ装置 |
JP2019123579A (ja) * | 2018-01-15 | 2019-07-25 | フジテック株式会社 | エレベータ |
JP2019137511A (ja) * | 2018-02-09 | 2019-08-22 | フジテック株式会社 | エレベータ |
WO2021070362A1 (ja) * | 2019-10-11 | 2021-04-15 | 三菱電機株式会社 | 機械室レスエレベータの巻上機調整装置及び巻上機据付方法 |
WO2023026386A1 (ja) | 2021-08-25 | 2023-03-02 | 株式会社日立製作所 | 昇降路上部構造体、昇降路上部構造体の設置方法、及び、エレベーター |
WO2023053181A1 (ja) * | 2021-09-28 | 2023-04-06 | 株式会社日立製作所 | エレベーター |
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DE112014006866B4 (de) * | 2014-08-13 | 2021-06-17 | Mitsubishi Electric Corporation | Maschinensockel-Anbringungsvorrichtung für eine Aufzugshubmaschine |
EP3274285B1 (en) * | 2015-03-27 | 2020-10-28 | Otis Elevator Company | Elevator system suspension member termination |
CN109626186B (zh) * | 2018-10-30 | 2020-07-07 | 施密特电梯有限公司 | 一种无机房电梯主机固定装置 |
KR20240009942A (ko) * | 2021-05-19 | 2024-01-23 | 인벤티오 아게 | 엘리베이터 설비를 위한 드라이브 시스템, 엘리베이터 설비, 및 엘리베이터 설비의 지지 요소 상에 드라이브를 설치하기 위한 방법 |
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WO2023026386A1 (ja) | 2021-08-25 | 2023-03-02 | 株式会社日立製作所 | 昇降路上部構造体、昇降路上部構造体の設置方法、及び、エレベーター |
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KR101902134B1 (ko) | 2018-09-27 |
BR112017001654A2 (ja) | 2018-01-30 |
DE112014006899T5 (de) | 2017-05-18 |
KR20170039734A (ko) | 2017-04-11 |
JPWO2016030943A1 (ja) | 2017-04-27 |
US20170225926A1 (en) | 2017-08-10 |
JP6238262B2 (ja) | 2017-11-29 |
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US10589962B2 (en) | 2020-03-17 |
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