WO2012060007A1 - エレベータ - Google Patents

エレベータ Download PDF

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Publication number
WO2012060007A1
WO2012060007A1 PCT/JP2010/069681 JP2010069681W WO2012060007A1 WO 2012060007 A1 WO2012060007 A1 WO 2012060007A1 JP 2010069681 W JP2010069681 W JP 2010069681W WO 2012060007 A1 WO2012060007 A1 WO 2012060007A1
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WO
WIPO (PCT)
Prior art keywords
governor
machine room
speed governor
speed
machine
Prior art date
Application number
PCT/JP2010/069681
Other languages
English (en)
French (fr)
Japanese (ja)
Inventor
岳史 新川
Original Assignee
三菱電機株式会社
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 三菱電機株式会社 filed Critical 三菱電機株式会社
Priority to EP10859263.5A priority Critical patent/EP2636627B1/en
Priority to JP2012541691A priority patent/JP5570612B2/ja
Priority to CN201080069963.7A priority patent/CN103189295B/zh
Priority to PCT/JP2010/069681 priority patent/WO2012060007A1/ja
Priority to KR1020137014492A priority patent/KR20130095787A/ko
Publication of WO2012060007A1 publication Critical patent/WO2012060007A1/ja

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B5/00—Applications of checking, fault-correcting, or safety devices in elevators
    • B66B5/02—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions
    • B66B5/04—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions for detecting excessive speed
    • 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
    • B66B5/00—Applications of checking, fault-correcting, or safety devices in elevators
    • B66B5/02—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions
    • B66B5/16—Braking or catch devices operating between cars, cages, or skips and fixed guide elements or surfaces in hoistway or well
    • B66B5/18—Braking or catch devices operating between cars, cages, or skips and fixed guide elements or surfaces in hoistway or well and applying frictional retarding forces
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B5/00—Applications of checking, fault-correcting, or safety devices in elevators
    • B66B5/02—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions
    • B66B5/04—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions for detecting excessive speed
    • B66B5/044—Mechanical overspeed governors
    • B66B5/046—Mechanical overspeed governors of the pendulum or rocker arm type

Definitions

  • the present invention relates to an elevator equipped with a governor.
  • the elevator has a hoistway that extends vertically and a car that is movably provided in the hoistway.
  • a machine room is provided above the hoistway, and a hoisting machine, a speed governor, a control panel, and the like are accommodated therein.
  • the hoisting machine raises and lowers the car by driving a rope connected to the car.
  • the speed governor adjusts the lifting speed of the car. When the lifting speed exceeds the specified value, the speed governor rope is restrained to restrain the emergency speed
  • the emergency braking device is actuated via the stop-lift device.
  • Patent Document 1 As an installation aspect of the hoisting machine in the machine room, for example, there is an aspect disclosed in Patent Document 1, in which the machine base is placed on a floating stand provided in the machine room. It was placed on the table.
  • the position of the governor in the elevator machine room is to avoid interference with other equipment in the machine room such as hoisting machines, machine tables, control panels, etc., and to secure a passage for maintenance personnel and maintenance space for each equipment. It is necessary to decide in consideration of And when each apparatus cannot be arrange
  • JP 63-012580 A Japanese Patent Application Laid-Open No. 07-125946
  • the present invention has been made in view of the above, and an object thereof is to provide an elevator capable of arranging a governor that avoids interference with equipment in a machine and secures a worker passage and a maintenance space.
  • the present invention is an elevator including a hoistway and a machine room positioned above the hoistway, and at least a hoisting machine and a speed governor are disposed in the machine room.
  • the machine room floor constituting the bottom surface of the machine room is formed with a governor accommodating space that opens to the upper surface of the machine room floor, and the governor has a bottom part of the governor on the machine room floor. It arrange
  • the elevator of the present invention it is possible to arrange a speed governor that avoids interference with equipment in the machine and secures a worker passage and maintenance space.
  • FIG. 3 is a diagram showing an installation mode of the governor in the first embodiment. It is a figure which shows the installation aspect of the governor as a comparative example. It is a figure of the same aspect as FIG. 2 regarding Embodiment 2.
  • FIG. 10 is a diagram illustrating a lowered position of the governor according to the third embodiment.
  • FIG. 11 is a diagram illustrating an ascending position of the governor according to the third embodiment. It is a figure which shows the floor flattening position of the governor in Embodiment 4.
  • FIG. FIG. 10 is a diagram illustrating a governor maintenance position of a governor according to a fourth embodiment.
  • FIG. 10 is a diagram illustrating a governor maintenance position of a governor according to a fifth embodiment. It is a top view which projects the positional relationship of the component in a machine room and a hoistway about the elevator of Embodiment 6.
  • FIG. FIG. 16 is a diagram illustrating a normal position and a retracted position of the governor according to the sixth embodiment. It is a top view regarding the speed governor and mounting board of FIG.
  • FIG. 20 is a diagram illustrating a governor in a floor flattening position and a normal position in the seventh embodiment.
  • FIG. 16 is a diagram illustrating a governor in a governor maintenance position and a retracted position with respect to the seventh embodiment. It is a top view regarding the speed governor and mounting plate of FIG.
  • FIG. 13 is a diagram similar to FIG. 12 regarding the eighth embodiment.
  • FIG. 15 is a diagram similar to FIG. 14 with respect to the ninth embodiment.
  • FIG. 16 is a diagram similar to FIG. 15 with respect to the ninth embodiment.
  • FIG. 1 is a diagram schematically showing the configuration of the elevator according to the present embodiment.
  • the elevator 1 includes a hoistway 3 extending vertically and a machine room 5 positioned above the hoistway 3.
  • a car 7 and a counterweight 9 are provided in the hoistway 3.
  • the car 7 is provided so that it can be raised and lowered by being guided by a pair of car guide rails 11 extending vertically in the hoistway 3.
  • the counterweight 9 is also provided so as to be lifted and lowered so as to be guided by a similar guide rail (not shown).
  • the machine room floor 17 is provided with a floating stand (not shown), on which a machine stand (not shown) is arranged, and further, the hoisting machine 13 is placed on the machine stand. It is placed.
  • the control panel / power receiving board, the floating base, and the machine base may be arranged as shown in FIG.
  • a main rope 19 is wound around the sheave of the hoisting machine 13.
  • One end of the main rope 19 is connected to the car 7, and a counterweight 9 is connected to the other end.
  • the car 7 and the counterweight 9 are raised and lowered in opposite directions.
  • a tension wheel 21 is provided below the governor 15 in the hoistway 3.
  • a governor rope 23 is wound between the governor 15 and the tensioning wheel 21.
  • the car 7 is provided with an emergency braking device 25.
  • the emergency braking device 25 is connected to the governor rope 23 via an emergency stop pulling device 31 including a lift rod 27, a safety link 29, and the like. Yes.
  • the governor rope 23 is configured to circulate in accordance with the elevation of the car 7 during normal elevator operation, and the elevation speed of the car 7 is adjusted via the governor 15. For example, when the descending speed of the car 7 adjusted by the governor 15 exceeds a predetermined value for some reason while the car 7 is descending, the governor 15 grips the governor rope 23. And restrain the movement of the rope. As a result, the safety link 29 moves so as to absorb the relative position change between the governor rope 23 to be stopped and the car 7 that continues to descend. In accordance with this movement, the lift rod 27 is lifted as viewed from the car 7, and a braking member (not shown) in the emergency braking device 25 is actuated by the operation of the lift rod 27, and the car 7 is subjected to emergency braking.
  • FIG. 2 is a view showing the vicinity of the speed governor installed in the machine room.
  • a governor accommodating space 35 that opens to the machine room floor upper surface 33 is formed.
  • the governor housing space 35 has a housing space bottom surface 35a constituted by the machine room floor 17, and a support plate 41 is fixed on the housing space bottom surface 35a.
  • the governor 15 is placed on the support plate 41. Further, the speed governor 15 is disposed in the speed governor accommodating space 35 so that the speed governor bottom portion 15 a is at a position lower than the machine room floor upper surface 33.
  • the opening 37 of the governor accommodating space 35 generated on the machine room floor 33 is covered with a cover 39 in a state where the governor 15 is accommodated in the governor accommodating space 35.
  • the cover 39 is detachably attached to the machine room floor 17, and is constituted by a steel plate in the present embodiment as an example.
  • the speed governor is arranged in such a manner as to avoid the interference with the equipment in the machine and further secure the worker passage and the maintenance space. be able to. That is, as a comparison mode, as shown in FIG. 3, when the speed governor 15 is arranged as it is on the uniformly flat machine room floor upper surface 33 ′, the speed governor 15 is a hoisting machine, a machine base, There are problems in that it interferes with other devices in the machine room such as a control panel, and it becomes difficult to secure a passage for maintenance personnel and a maintenance space for each device. Furthermore, when all the devices cannot be arranged at a position where such a problem can be solved, there is a problem that the size of the machine room must be greatly changed.
  • the speed governor 15 is embedded in the machine room floor 17, so that the space in the machine room 5 can be used effectively. Interference with indoor equipment can be avoided. As an example, even in a layout in which the governor is below the machine base and the speed governor and a part of the machine base are aligned vertically, interference between the governor and the machine base can be avoided. Alternatively, the necessary maintenance space for the speed governor can be secured even when the machine base is above.
  • the speed governor is installed at a position far away from the machine base with the aim of avoiding the interference between the speed governor and the machine base, the presence of the speed governor will be Although a problem of eroding the maintenance space of each device may occur, in the present embodiment, such a problem can be avoided by the above configuration.
  • the opening 37 of the governor housing space 35 is covered with the removable cover 39 together with the governor 15, thereby effectively utilizing the machine room space. . That is, if the cover 39 is removed, maintenance of the speed governor 15 can be performed without any trouble, and when the equipment other than the speed governor 15 is maintained, the cover 39 is attached so that the space above the speed governor 15 can be maintained. Can be used effectively as a worker passage and maintenance space.
  • FIG. FIG. 4 is a diagram illustrating an installation mode of the speed governor with respect to the elevator according to the second embodiment.
  • the elevator of this Embodiment shall be the same as the elevator of the said Embodiment 1 except the installation aspect of the governor demonstrated below.
  • On the machine room floor 17 constituting the bottom surface of the machine room 5 a governor accommodating space 235 that opens to the machine room floor upper surface 33 is formed.
  • the governor accommodating space 235 is a through space without a bottom surface.
  • a plurality of support rods 248 are suspended toward the hoistway around the governor accommodating space 235 on the lower surface of the machine room floor 17.
  • the mounting plate 243 is suspended and fixed by the support rods 248.
  • the governor 15 is placed on the placement plate 243. That is, the governor 15 is supported in a suspended manner with respect to the machine room floor 17. Further, the governor 15 is disposed in the governor accommodating space 235 so that the bottom of the governor is at a position lower than the machine room floor upper surface 33.
  • the space in the machine room 5 can be used effectively, avoiding interference with equipment in the machine room, It is possible to provide an arrangement of a governor that can easily secure a maintenance space.
  • the space of the hoistway can be used for the arrangement of the speed governor, and thereby the passage and space in the machine room can be further promoted.
  • the machine room floor may have to be thinned, but even in this case, in this embodiment, the governor accommodating space is secured as in the first embodiment. Therefore, it is possible to arrange the governor capable of avoiding the above-described interference and ensuring space without deeply digging the machine room floor.
  • FIG. 5 and 6 are diagrams showing an installation mode of the governor for the elevator according to the third embodiment.
  • the elevator of this Embodiment shall be the same as the elevator of the said Embodiment 1 except the installation aspect of the governor demonstrated below.
  • On the machine room floor 17 constituting the bottom surface of the machine room 5 a governor accommodating space 135 that opens to the machine room floor upper surface 33 is formed.
  • the governor 15 is provided in the governor accommodating space 135 in such a manner that it can be moved up and down between the raised position and the lowered position.
  • the governor housing space 135 has a housing space bottom surface 135a constituted by the machine room floor 17, and a support plate 141 is fixed on the housing space bottom surface 135a. Further, a placement plate 143 is disposed above the support plate 141 in the governor accommodating space 135. The governor 15 is placed on the placement plate 143.
  • a support structure 145 is interposed between the lower surface of the mounting plate 143 and the accommodation space bottom surface 135a.
  • the speed governor 15 is configured to be raised and lowered by changing the extension amount of the support structure 145 extending upward from the accommodation space bottom surface 135a.
  • the support structure 145 includes a plurality of jack bolts 147 in the present embodiment. At least two fixing nuts 149 are screwed into each of the jack bolts 147, and the support plate 141 is disposed between the fixing nuts 149. By performing an operation of tightening or loosening these fixing nuts 149, the position (the extension amount) of the jack bolt 147 with respect to the support plate 141 (accommodating space bottom surface 135a) is changed or fixed. Since a plurality of jack bolts are used, it can also be used for level adjustment of the governor.
  • a plurality of rope through passages 151 through which the governor rope 23 is inserted are formed in the accommodation space bottom surface 135a.
  • a lower end side portion of each of the jack bolts 147 is accommodated in the corresponding rope through passage 151.
  • the upper ends of the jack bolts 147 are connected to the lower surface of the mounting plate 143.
  • FIG. 6 is a diagram showing the governor being lifted.
  • the position of the governor 15 in FIG. 6 is an example of an ascending position
  • the position of the governor 15 in FIG. 5 is an example of a descending position.
  • the speed governor 15 is disposed in the speed governor accommodating space 135 so that the bottom of the speed governor is at a position lower than the machine room floor upper surface 33 in both the raised position and the lowered position. Yes.
  • the opening 37 of the governor accommodating space 135 generated in the machine room floor 33 is covered with a cover 39 when the governor 15 is in the lowered position.
  • the cover 39 is detachably attached to the machine room floor 17.
  • the space in the machine room 5 can be used effectively, avoiding interference with equipment in the machine room, and the worker passage. It is possible to provide a speed governor arrangement that can easily secure a maintenance space. Further, if the speed governor is raised as shown in FIG. 6, the maintainability is improved such that the lower part of the speed governor can be easily reached.
  • the jack bolts are employed as the support structure, in the present embodiment, the jack bolts are respectively arranged by using a rope through passage for inserting the governor rope. Therefore, it is not necessary to individually provide a dedicated accommodation space for raising and lowering the jack bolts, and it is possible to avoid complicated construction and increase in construction cost.
  • FIG. 7 and 8 are diagrams illustrating an installation mode of the governor with respect to the elevator according to the fourth embodiment.
  • the elevator of this Embodiment shall be the same as the elevator of the said Embodiment 1 except the installation aspect of the governor demonstrated below.
  • detailed description of a part of the configuration indicated by the same reference numerals as in the third embodiment is omitted.
  • the speed governor 15 can be moved up and down between the speed governor maintenance position (up position) and the floor flattening position (down position), as described later. 135 is provided.
  • FIG. 8 is a diagram showing the governor being lifted.
  • the position of the governor 15 in FIG. 8 is an example of a governor maintenance position. In the governor maintenance position, the upper end of the governor 15 in the governor accommodating space 135 is from the machine room floor upper surface 33. It will be a higher position.
  • the position of the governor 15 in FIG. 7 is an example of a floor flattening position.
  • the floor flattening position is such that the upper end of the governor 15 in the governor accommodating space 135 is lower than the machine room floor upper surface 33. It is a position.
  • the speed governor 15 includes the speed governor accommodation space 135 so that the bottom of the speed governor is located lower than the machine room floor top surface 33 in both the speed governor maintenance position and the floor flattening position. Is placed inside.
  • the opening 37 of the governor accommodating space 135 generated in the machine room floor upper surface 33 is covered with a cover 139 when the governor 15 is in the floor flattening position.
  • the cover 139 is detachably attached to the machine room floor 17. Further, as shown in FIG. 7, the cover 139 according to the present embodiment has a flat plate shape because the upper end of the governor 15 does not protrude above the machine room floor upper surface 33 in the floor flattening position. Yes. Therefore, when the cover 139 is attached, the cover 139 extends along the machine room floor upper surface 33, as if the opening 37 originally does not exist, and above the governor 15, a generally flat machine Provide a floor.
  • the space in the machine room 5 can be used effectively, avoiding interference with equipment in the machine room, and the worker passage. It is possible to provide a speed governor arrangement that can easily secure a maintenance space.
  • the third embodiment provides the following specific advantages.
  • the governor accommodating space 135 is dug deeper than the governor accommodating space 35 of the first embodiment, and the upper end of the governor 15 is above the machine room floor in the floor flattening position of FIG. Since the space is lower than the surface 33, the space above the governor 15 covered with the cover 139 can be used freely, that is, the machine room floor upper surface 33 in a portion where the governor accommodating space 135 is not formed. Can be used at the same level.
  • the upper end of the governor 15 is made lower than the machine room floor upper surface 33 in order to realize space utilization with almost no restrictions, maintenance work is performed on the governor 15 as a reflective action. When trying to do so, there is a problem that workability deteriorates.
  • the lower surface of the mounting plate is supported from below, it is not necessary to use a large number of components such as the rail means and the guide means engaged with the rail described in Patent Document 2 described above. In other words, complicated structures can be avoided. Furthermore, since the lower surface of the mounting plate itself is supported from below, it can be supported directly in the direction of gravity, and the supporting force is supported by the bottom of the accommodation space of the governor accommodation space, which is a part of the machine room floor. Since it takes charge, it is possible to provide a configuration in which it is easier to ensure strength.
  • the jack bolts are employed as the support structure, in the present embodiment, the jack bolts are respectively arranged by using a rope through passage for inserting the governor rope. Therefore, it is not necessary to individually provide a dedicated accommodation space for raising and lowering the jack bolts, and it is possible to avoid complicated construction and increase in construction cost.
  • FIG. FIGS. 9 and 10 relate to the elevator according to the fifth embodiment and are the same as FIGS. 7 and 8 in the fourth embodiment.
  • the elevator of this Embodiment shall be the same as the elevator of the said Embodiment 1 except the installation aspect of the governor demonstrated below.
  • On the machine room floor 17 constituting the bottom surface of the machine room 5 a governor accommodating space 235 that opens to the machine room floor upper surface 33 is formed.
  • the governor 15 is provided in the governor accommodating space 235 in such a manner that it can be moved up and down between the governor maintenance position (up position) and the floor flattening position (down position). Yes.
  • the governor accommodating space 235 is a through space without a bottom surface.
  • a plurality of jack bolts 247 are suspended toward the hoistway around the governor accommodating space 235 on the lower surface of the machine room floor 17.
  • a mounting plate 243 is attached to the plurality of jack bolts 247 so as to be movable up and down.
  • the governor 15 is placed on the placement plate 243.
  • At least two fixing nuts 249 are screwed into each of the jack bolts 247, and the mounting plate 243 is disposed between the fixing nuts 249.
  • the position of the mounting plate 243 with respect to the jack bolt 247 is changed or fixed.
  • the speed governor 15 is moved up and down by changing the position of the mounting plate 243 with respect to the plurality of jack bolts 247.
  • FIG. 10 is a diagram showing the governor being lifted.
  • the position of the speed governor 15 in FIG. 10 is an example of a speed governor maintenance position. In the speed governor maintenance position, the upper end of the speed governor 15 in the speed governor accommodating space 235 is from the machine room floor upper surface 33. It will be a higher position.
  • the position of the governor 15 in FIG. 9 is an example of a floor flattening position. In the floor flattening position, the upper end of the governor 15 in the governor accommodating space 235 is lower than the machine room floor upper surface 33. It is a position.
  • the speed governor 15 includes the speed governor accommodating space 235 so that the bottom of the speed governor is lower than the machine room floor top surface 33 in both the speed governor maintenance position and the floor flattening position. Is placed inside.
  • the opening 37 of the governor accommodating space 235 generated in the machine room floor upper surface 33 is covered with a cover 139 when the governor 15 is in the floor flattening position.
  • the cover 139 is detachably attached to the machine room floor 17. Further, as shown in FIG. 9, the cover 139 of the present embodiment has a flat plate shape because the upper end of the governor 15 does not protrude above the machine room floor upper surface 33 in the floor flattening position. Yes. Therefore, when the cover 139 is attached, the cover 139 extends along the machine room floor upper surface 33 as in the case of the fourth embodiment, and the state is as if the opening 37 originally does not exist.
  • a generally flat machine room floor is provided above the machine 15.
  • the space in the machine room 5 can be used effectively, avoiding interference with equipment in the machine room, and the worker passage. It is possible to provide a speed governor arrangement that can easily secure a maintenance space.
  • the fifth embodiment provides the following specific advantages.
  • the governor accommodating space 235 is a through space without a bottom, and the upper end of the governor 15 can be made lower than the machine room floor upper surface 33 in the floor flattening position of FIG.
  • the space above the governor 15 covered with 139 can be used freely, that is, at the same level as the upper surface 33 of the machine room floor where the governor accommodating space 135 is not formed.
  • the upper end of the speed governor 15 is made lower than the machine room floor upper surface 33 as in the fourth embodiment, there is a problem of deterioration in maintenance workability for the speed governor 15.
  • the speed governor is supported on the lower surface thereof, and therefore, for example, a large number of guide means as in the case of supporting the side portion of the speed governor as in Patent Document 2 described above are provided. It is not necessary to use it, and a complicated structure can be avoided.
  • the space of the hoistway can be used for the arrangement of the floor flattening position of the governor, and the passage and space in the machine room can be further secured. I can recommend it.
  • the arrangement of the speed governor capable of avoiding the interference and securing the space described above without deeply digging the machine room floor in order to secure the space for accommodating the speed governor. Yes.
  • the machine room floor can be thinned.
  • Embodiment 6 An elevator according to Embodiment 6 of the present invention will be described with reference to FIGS.
  • the elevator of this Embodiment shall be the same as the elevator of the said Embodiment 1 except the structure demonstrated below.
  • FIG. 11 is a plan view showing, in a projected manner, the positional relationship between components disposed in the machine room and the hoistway with respect to the elevator according to the sixth embodiment.
  • the machine room 5 is configured by a machine room wall 351. Inside the machine room 5, a hoisting machine 13, a speed governor 15, a control panel 353, a power receiving panel 355, and the like are mainly accommodated.
  • Reference numeral 357 denotes a door for entering and exiting the machine room 5.
  • the machine room floor 17 is provided with a float 359.
  • a machine table 361 is disposed on the floating table 359.
  • the hoisting machine 13 is placed on a machine table 361.
  • a car 7 and a counterweight 9 exist below the machine base 361 in the hoistway 3.
  • emergency braking as shown by reference numeral 25 or reference numeral 31 in FIG. 1 is omitted although it is not shown in FIG. 11 when it is located below a part of the machine base 359 or the speed governor 15.
  • the installation mode of the governor according to the present embodiment will be described with reference to FIGS.
  • the governor 15 can be shifted between a normal position (for example, a position during elevator operation) and a retreat position (for example, a position when the elevator is not operated) arranged in the horizontal direction (for example, the horizontal direction). ing.
  • the speed governor 15 is below the machine base 361, that is, the speed governor 15 and at least a part of the machine base 361 are arranged in the vertical direction.
  • This state is an example of the normal position of the governor 15, and the normal position is a position where the governor 15 overlaps at least a part of the machine base 361 in plan view.
  • the position of the governor 15 indicated by a dotted line in FIG. 12 is a retracted position, and the retracted position is a position where the governor 15 is shifted from the machine base 361 in plan view.
  • the machine room floor 17 is formed with a governor accommodating space 335 that opens to the machine room floor upper surface 33.
  • the governor accommodating space 335 is a through space without a bottom surface.
  • a plurality of support rods 248 are suspended toward the hoistway around the governor accommodating space 335 on the lower surface of the machine room floor 17.
  • a mounting plate 343 is attached to the plurality of support rods 248 so as to be movable up and down.
  • the governor 15 is placed on the placement plate 343.
  • the mounting plate 343 extends so as to include a range below the machine base 361 and a range shifted laterally from the machine base 361 in plan view.
  • the speed governor is in the normal position as will be described later. And it extends in the lateral direction to such an extent that the retracted position can be taken.
  • FIG. 13 is a plan view of the governor and the mounting plate in the retracted position.
  • the placement plate 343, which is a portion that supports the speed governor 15 from below, is formed with a rope arrangement path as a slide facilitating means, that is, a through long hole 365 in the present embodiment.
  • the governor rope 23 is inserted into the through long hole 365 so as to extend into the hoistway. Further, the through-hole 365 is formed so as to expand in a direction that allows the movement of the governor rope 23 according to the change in the lateral position of the governor 15. Therefore, when the speed governor 15 is slid between the normal position and the retracted position, the speed governor rope 23 does not have to be detached from the speed governor 15 each time, and the sliding operation of the speed governor 15 can be easily performed. I have to.
  • the opening 37 of the governor accommodating space 335 is covered with a cover 339 when the governor 15 is in the floor flattening position.
  • the cover 339 is detachably attached to the machine room floor 17 and has the same action as the cover 139 of FIG. 7, and has a substantially flat machine room floor as if the opening 37 originally does not exist. , Provided above the governor 15.
  • the space in the machine room 5 can be used effectively, avoiding interference with equipment in the machine room, It is possible to provide an arrangement of a governor that can easily secure a maintenance space.
  • the sixth embodiment provides the following specific advantages.
  • the governor accommodating space 335 is a through space without a bottom, and the upper end of the governor 15 can be made lower than the machine room floor upper surface 33 in the floor flattening position of FIG.
  • the space above the speed governor 15 covered with can be used freely, that is, at the same level as the machine room floor upper surface 33 where the speed governor accommodation space 335 is not formed.
  • the speed governor is preferably arranged near the emergency stop lifting device in the hoistway in consideration of its function.
  • the machine base supporting the hoisting machine etc. and the speed governor are close to each other, and the maintainability of the speed governor is good.
  • the speed governor may interfere with the machine base itself, which may make it difficult to arrange the speed governor according to the emergency stop lifting device.
  • a configuration in which a notch is formed in the machine base to eliminate interference between the machine base and the governor is assumed, but in this case, how to improve the strength of the machine base this time. The problem is whether to secure it.
  • the governor rope interferes with the equipment in the hoistway, or when the governor rope is shifted and placed, the type of equipment in the hoistway Or a new problem arises.
  • the speed governor is positioned at a normal position as shown by a solid line in FIG. 12 so that the speed governor is positioned almost directly above the emergency stop pulling device without being obstructed by the presence of the machine base. Can be placed.
  • the speed governor is arranged at a position almost directly above the emergency stop pulling device as described above, there is a concern that the maintenance workability for the speed governor is considerably deteriorated due to the presence of the machine base. .
  • the speed governor can be detached from just below the machine base by sliding the speed governor to the retracted position as shown by a dotted line in FIG. .
  • the speed governor 15 can move up and down between the speed governor maintenance position (up position) and the floor flattening position (down position), and in addition, can move between the normal position and the retracted position. It is possible to shift the position in the direction (for example, the horizontal direction).
  • the speed governor 15 is below the machine base 361, that is, the speed governor 15 and at least a part of the machine base 361 are aligned in the vertical direction.
  • the state of FIG. 14 is an example of a floor flattening position of the governor 15 and is also an example of a normal position.
  • the normal position is a position where the speed governor 15 overlaps at least a part of the machine base 361 in plan view.
  • the mounting plate 343 extends so as to include a range below the machine base 361 and a range shifted laterally from the machine base 361 in plan view.
  • the speed governor is in the normal position as will be described later. And it extends in the lateral direction to such an extent that the retracted position can be taken.
  • At least two fixing nuts 249 are screwed to each jack bolt 247, and the mounting plate 343 is disposed between the fixing nuts 249.
  • the position of the mounting plate 343 with respect to the jack bolt 247 is changed or fixed. In this manner, the position of the mounting plate 343 is changed with respect to the plurality of jack bolts 247, so that the speed governor 15 is raised and lowered between the speed governor maintenance position and the floor flattening position.
  • the mounting plate 343 is formed with a rope arrangement path as a means for facilitating sliding, that is, a through long hole 365 in the present embodiment.
  • the governor rope 23 is inserted into the through long hole 365 so as to extend into the hoistway.
  • the through-hole 365 is formed so as to expand in a direction that allows the movement of the governor rope 23 according to the change in the lateral position of the governor 15. Therefore, when the speed governor 15 is slid between the normal position and the retracted position, the speed governor rope 23 does not have to be detached from the speed governor 15 each time, and the sliding operation of the speed governor 15 can be easily performed. I have to.
  • the opening 37 of the governor accommodating space 335 is covered with a cover 339 when the governor 15 is in the floor flattening position.
  • the cover 339 is detachably attached to the machine room floor 17 and has the same action as the cover 139 of FIG. 7, and has a substantially flat machine room floor as if the opening 37 originally does not exist. , Provided above the governor 15.
  • the space in the machine room 5 can be used effectively, avoiding interference with the machine room equipment, It is possible to provide an arrangement of a governor that can easily secure a maintenance space.
  • the seventh embodiment provides the following specific advantages.
  • the governor accommodating space 335 is a through space without a bottom, and the upper end of the governor 15 can be made lower than the machine room floor upper surface 33 in the floor flattening position of FIG.
  • the space above the speed governor 15 covered with can be used freely, that is, at the same level as the machine room floor upper surface 33 where the speed governor accommodation space 335 is not formed.
  • the governor is supported on the lower surface thereof, and therefore, it is not necessary to use a large number of guide means as in the case of supporting the side portion of the governor. Can be avoided.
  • the space of the hoistway can be used for the arrangement of the floor flattening position of the governor, and the passage and space in the machine room can be further secured. I can recommend it.
  • the speed governor is in the floor flattening position as shown in FIG.
  • the speed governor can be arranged at a desired position almost directly above the emergency stop lifting device without being obstructed by the presence of the machine base.
  • Embodiment 8 The surface that supports the governor from below may be inclined between the normal position and the retracted position.
  • the eighth embodiment supports the governor from below in the sixth embodiment.
  • the surface to be inclined is inclined.
  • the mounting plate 443, which is a surface that supports the governor from below is attached so as to be inclined so that the retracted position side is higher than the normal position side.
  • the governor 15 when the governor 15 is shifted from the normal position to the retracted position, the governor 15 not only separates from directly below the machine base 361 but also moves upward.
  • a governor rope and a through hole are provided, but they are not shown in FIG. 17 (FIGS. 18 and 19).
  • the speed control that is preferable from the viewpoint of maintenance is achieved only by a single step of lateral movement of the speed governor 15. Two results are obtained: the removal of the machine from just below the machine base and the rise of the governor position.
  • Embodiment 9 FIG.
  • the present invention may be configured such that the surface that supports the governor from below is inclined as a whole in addition to the inclination between the normal position and the retracted position.
  • the ninth embodiment is an example thereof, and the vertical movement mechanism of the mounting plate 443 of the seventh embodiment is added to the configuration of the eighth embodiment. According to the ninth embodiment, the same advantages as in the eighth embodiment can be obtained, and in particular, the speed governor can be set higher.
  • the lower part of the governor is lower than the upper surface of the machine room floor in the lowered position, and the lower part of the governor is higher than the upper surface of the machine room floor in the raised position. Is also possible.
  • the ascending position can be implemented such that the upper end of the governor is lower than the upper surface of the machine room floor.
  • the position of the governor can be changed in the lateral direction
  • the height of the upper end position of the governor relative to the upper surface of the machine room floor can be modified as appropriate.
  • the governor support mode in Embodiment 1 is modified to the suspension mode of FIG. 4, and in Embodiment 3, the governor support mode is modified to the suspension mode. It is also possible to implement.
  • the sixth to ninth embodiments can be implemented by modifying the speed governor so as to be supported by the support structure provided on the machine room floor as in the third embodiment. Further, the sixth to ninth embodiments can be implemented by providing rail means between the speed governor and the mounting plate, for example, so that lateral movement and position selection can be performed continuously.
  • a plurality of rope through passages for the governor rope are formed and the jack bolts are inserted through the corresponding rope through passages, but the embodiment is limited to this. Instead, it is sufficient that at least one jack bolt is inserted into the rope penetration path. Therefore, a plurality of jack bolts may be inserted together in a large rope penetration path that spreads widely, or a part of the plurality of jack bolts may be inserted into holes other than the rope penetration path. .
  • the above embodiment is implemented by using only one jack bolt itself by providing supplementary means for helping to maintain the attitude of the governor and supplementary means for helping to maintain the height of the governor. You can also.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Cage And Drive Apparatuses For Elevators (AREA)
  • Maintenance And Inspection Apparatuses For Elevators (AREA)
  • Lift-Guide Devices, And Elevator Ropes And Cables (AREA)
  • Elevator Control (AREA)
PCT/JP2010/069681 2010-11-05 2010-11-05 エレベータ WO2012060007A1 (ja)

Priority Applications (5)

Application Number Priority Date Filing Date Title
EP10859263.5A EP2636627B1 (en) 2010-11-05 2010-11-05 Elevator
JP2012541691A JP5570612B2 (ja) 2010-11-05 2010-11-05 エレベータ
CN201080069963.7A CN103189295B (zh) 2010-11-05 2010-11-05 电梯
PCT/JP2010/069681 WO2012060007A1 (ja) 2010-11-05 2010-11-05 エレベータ
KR1020137014492A KR20130095787A (ko) 2010-11-05 2010-11-05 엘리베이터

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2010/069681 WO2012060007A1 (ja) 2010-11-05 2010-11-05 エレベータ

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WO2012060007A1 true WO2012060007A1 (ja) 2012-05-10

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EP (1) EP2636627B1 (zh)
JP (1) JP5570612B2 (zh)
KR (1) KR20130095787A (zh)
CN (1) CN103189295B (zh)
WO (1) WO2012060007A1 (zh)

Cited By (2)

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Publication number Priority date Publication date Assignee Title
JP2016166072A (ja) * 2015-03-10 2016-09-15 東芝エレベータ株式会社 ガバナロープ引き上げ治具
CN111017680A (zh) * 2019-12-30 2020-04-17 康力电梯股份有限公司 一种电梯机房钢丝绳入口的保护装置

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2017167600A1 (de) 2016-03-31 2017-10-05 Inventio Ag Geschwindigkeitsbegrenzer mit einer schutzhaube
JP7500503B2 (ja) * 2021-06-10 2024-06-17 三菱電機ビルソリューションズ株式会社 保護カバー

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JPS6312580A (ja) 1986-07-02 1988-01-19 三菱電機株式会社 エレベ−タにおける機械室内機器の支持装置
JPS63178277U (zh) * 1987-05-11 1988-11-18
JPH05301687A (ja) * 1992-04-27 1993-11-16 Mitsubishi Electric Corp エレベータ調速機のロープ伸縮補正装置
JPH07125946A (ja) 1993-11-08 1995-05-16 Mitsubishi Denki Bill Techno Service Kk エレベーター調速機
JP2004504239A (ja) * 2000-07-24 2004-02-12 オーチス　エレベータ　カンパニー 最小のビル空間を使用するエレベータ装置

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JPS63178277A (ja) * 1987-01-20 1988-07-22 Ricoh Co Ltd 画像形成装置における湿式現像装置
CN2286741Y (zh) * 1997-02-24 1998-07-29 杭州电梯厂 变频变压交流调速客货两用电梯
JP4047462B2 (ja) * 1998-09-03 2008-02-13 東芝エレベータ株式会社 エレべーター調速機
CN1789102B (zh) * 2004-12-17 2010-12-08 中国建筑科学研究院建筑机械化研究分院 电梯超速保护装置
JPWO2007004293A1 (ja) * 2005-07-05 2009-01-22 三菱電機株式会社 エレベータ用調速機ロープの張り車装置

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Publication number Priority date Publication date Assignee Title
JPS631866U (zh) * 1986-06-20 1988-01-08
JPS6312580A (ja) 1986-07-02 1988-01-19 三菱電機株式会社 エレベ−タにおける機械室内機器の支持装置
JPS63178277U (zh) * 1987-05-11 1988-11-18
JPH05301687A (ja) * 1992-04-27 1993-11-16 Mitsubishi Electric Corp エレベータ調速機のロープ伸縮補正装置
JPH07125946A (ja) 1993-11-08 1995-05-16 Mitsubishi Denki Bill Techno Service Kk エレベーター調速機
JP2004504239A (ja) * 2000-07-24 2004-02-12 オーチス　エレベータ　カンパニー 最小のビル空間を使用するエレベータ装置

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2016166072A (ja) * 2015-03-10 2016-09-15 東芝エレベータ株式会社 ガバナロープ引き上げ治具
CN111017680A (zh) * 2019-12-30 2020-04-17 康力电梯股份有限公司 一种电梯机房钢丝绳入口的保护装置
CN111017680B (zh) * 2019-12-30 2024-05-14 康力电梯股份有限公司 一种电梯机房钢丝绳入口的保护装置

Also Published As

Publication number Publication date
JPWO2012060007A1 (ja) 2014-05-12
EP2636627A4 (en) 2018-02-07
CN103189295B (zh) 2015-07-08
CN103189295A (zh) 2013-07-03
KR20130095787A (ko) 2013-08-28
EP2636627B1 (en) 2018-10-10
EP2636627A1 (en) 2013-09-11
JP5570612B2 (ja) 2014-08-13

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