WO2012060007A1 - Elevator - Google Patents
Elevator Download PDFInfo
- 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
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Classifications
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- 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
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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
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- 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
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- 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.
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Abstract
Description
図1は、本実施の形態に係るエレベータの構成を模式的に示す図である。エレベータ1は、上下に延びた昇降路3と、その上方に位置する機械室5とを備えている。昇降路3内には、かご7及び釣り合いおもり9が設けられている。かご7は、昇降路3内を上下に延びる一対のかごガイドレール11に案内されるようにして昇降可能に設けられている。また、釣り合いおもり9も、図示省略する同様なガイドレールに案内されるようにして昇降可能に設けられている。
FIG. 1 is a diagram schematically showing the configuration of the elevator according to the present embodiment. The
図4は、実施の形態2に係るエレベータに関し、調速機の設置態様を示す図である。なお、本実施の形態のエレベータは、次に説明する調速機の設置態様を除いては、上記実施の形態1のエレベータと同様であるものとする。機械室5の底面を構成する機械室床17には、機械室床上面33に開口する調速機収容空間235が形成されている。 Embodiment 2. FIG.
FIG. 4 is a diagram illustrating an installation mode of the speed governor with respect to the elevator according to the second embodiment. In addition, the elevator of this Embodiment shall be the same as the elevator of the said
図5及び図6は、実施の形態3に係るエレベータに関し、調速機の設置態様を示す図である。なお、本実施の形態のエレベータは、次に説明する調速機の設置態様を除いては、上記実施の形態1のエレベータと同様であるものとする。機械室5の底面を構成する機械室床17には、機械室床上面33に開口する調速機収容空間135が形成されている。調速機15は、後述するように、上昇ポジションと下降ポジションとの間で昇降可能な態様で、調速機収容空間135内に設けられている。
5 and 6 are diagrams showing an installation mode of the governor for the elevator according to the third embodiment. In addition, the elevator of this Embodiment shall be the same as the elevator of the said
図7及び図8は、実施の形態4に係るエレベータに関し、調速機の設置態様を示す図である。なお、本実施の形態のエレベータは、次に説明する調速機の設置態様を除いては、上記実施の形態1のエレベータと同様であるものとする。また、上記実施の形態3と同じ参照符号で示す構成の一部については、詳細な説明を省略する。 Embodiment 4 FIG.
7 and 8 are diagrams illustrating an installation mode of the governor with respect to the elevator according to the fourth embodiment. In addition, the elevator of this Embodiment shall be the same as the elevator of the said
図9及び図10は、実施の形態5に係るエレベータに関し、上記実施の形態4における図7及び図8と同態様の図である。なお、本実施の形態のエレベータは、次に説明する調速機の設置態様を除いては、上記実施の形態1のエレベータと同様であるものとする。機械室5の底面を構成する機械室床17には、機械室床上面33に開口する調速機収容空間235が形成されている。本実施の形態でも調速機15は、調速機保守ポジション(上昇ポジション)と床平坦化ポジション(下降ポジション)との間で昇降可能な態様で、調速機収容空間235内に設けられている。
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. In addition, the elevator of this Embodiment shall be the same as the elevator of the said
図11~図13を用いて、本発明の実施の形態6に係るエレベータについて説明する。なお、本実施の形態のエレベータは、次に説明する構成を除いては、上記実施の形態1のエレベータと同様であるものとする。 Embodiment 6 FIG.
An elevator according to Embodiment 6 of the present invention will be described with reference to FIGS. In addition, the elevator of this Embodiment shall be the same as the elevator of the said
図14~図16を用いて、本発明の実施の形態7に係るエレベータについて説明する。なお、本実施の形態のエレベータは、次に説明する構成を除いては、上記実施の形態6のエレベータと同様であるものとする。
An elevator according to
調速機を下方から支持する面は通常ポジション及び退避ポジションの間で傾斜していてもよく、その一例として、本実施の形態8は、上記実施の形態6において、調速機を下方から支持する面を傾斜させたものである。図17に示されるように、調速機を下方から支持する面である載置板443は、退避ポジション側が通常ポジション側よりも高くなる向きに傾斜して取り付けられている。これにより、調速機15を通常ポジションから退避ポジションにずらすと、調速機15は、機械台361の真下から離脱するだけでなく、上昇移動も伴う。なお、本実施の形態(後記の実施の形態9)でも、調速機ロープや貫通長穴が設けられているが、図17(図18、図19)では図示省略している。 Embodiment 8 FIG.
The surface that supports the governor from below may be inclined between the normal position and the retracted position. As an example, the eighth embodiment supports the governor from below in the sixth embodiment. The surface to be inclined is inclined. As shown in FIG. 17, the mounting
本発明は、調速機を下方から支持する面が、通常ポジション及び退避ポジションの間で傾斜していることに加え、全体として昇降するように構成されていてもよい。本実施の形態9はその一例であり、上記実施の形態8の構成に、実施の形態7の載置板443の上下動機構を付加したものである。このような実施の形態9によれば、上記実施の形態8と同様な利点が得られ、特に、調速機上昇をより高く設定できる。
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
Claims (13)
- 昇降路と、該昇降路の上方に位置する機械室とを備え、該機械室内には、少なくとも巻上機及び調速機が配置されたエレベータであって、
前記機械室の底面を構成する機械室床には、機械室床上面に開口する調速機収容空間が形成されており、
前記調速機は、調速機底部が前記機械室床上面よりも低い位置にあるように、前記調速機収容空間内に配置されている
エレベータ。 An elevator including a hoistway and a machine room located above the hoistway, wherein at least a hoisting machine and a speed governor are disposed in the machine room,
On the machine room floor that constitutes the bottom surface of the machine room, a governor accommodating space that opens to the machine room floor upper surface is formed,
The speed governor is an elevator disposed in the speed governor accommodating space such that the bottom of the speed governor is located at a position lower than the upper surface of the machine room floor. - 前記調速機が前記調速機収容空間内に収容された状態で前記機械室床上面に生じている前記調速機収容空間の開口を覆うカバーを有し、
前記カバーは、前記機械室床に対して着脱可能である
請求項1のエレベータ。 A cover that covers the opening of the governor housing space generated on the upper surface of the machine room floor in a state where the governor is housed in the governor housing space;
The elevator according to claim 1, wherein the cover is detachable from the machine room floor. - 前記調速機収容空間は、前記機械室床で構成された収容空間底面を有しており、
前記調速機は、前記収容空間底面によって支持されている
請求項1または2のエレベータ。 The governor housing space has a housing space bottom composed of the machine room floor,
The elevator according to claim 1 or 2, wherein the governor is supported by a bottom surface of the housing space. - 前記調速機収容空間は、底面を持たない貫通空間であり、
前記調速機は、前記機械室床によって吊り下げ支持されている
請求項1または2のエレベータ。 The governor accommodating space is a through space without a bottom surface,
The elevator according to claim 1 or 2, wherein the governor is suspended and supported by the machine room floor. - 前記調速機は、上昇ポジションと、下降ポジションとの間を上下動可能に設けられており、
少なくとも前記下降ポジションにおいて、前記調速機は、前記調速機底部が前記機械室床上面よりも低い位置にある
請求項1または2のエレベータ。 The governor is provided so as to be movable up and down between an ascending position and a descending position,
The elevator according to claim 1 or 2, wherein at least in the lowered position, the speed governor has a bottom portion of the speed governor that is lower than an upper surface of the machine room floor. - 前記調速機は、床平坦化ポジションと調速機保守ポジションとの間で昇降可能に設けられており、
前記床平坦化ポジションは、前記下降ポジションであって、前記調速機収容空間内にある前記調速機の上端が前記機械室床上面よりも低くなるポジションであり、
前記調速機保守ポジションは、前記上昇ポジションであって、前記調速機収容空間内にある前記調速機の上端が前記機械室床上面よりも高くなるポジションである
請求項5のエレベータ。 The speed governor is provided so as to be movable up and down between a floor flattening position and a speed governor maintenance position,
The floor flattening position is the lowered position, and the upper end of the governor in the governor accommodating space is a position that is lower than the upper surface of the machine room floor,
The elevator according to claim 5, wherein the governor maintenance position is the raised position, and an upper end of the governor in the governor accommodating space is higher than an upper surface of the machine room floor. - 前記調速機収容空間は、収容空間底面を有しており、
前記調速機は、前記調速機収容空間内で載置板の上に支持されており、
前記載置板の下面と、前記収容空間底面との間には、支持構造物が介在されており、
前記収容空間底面よりも上方に延びる前記支持構造物の延長量を変更することによって、前記調速機の昇降が行われるように構成されている
請求項6のエレベータ。 The governor housing space has a housing space bottom surface,
The speed governor is supported on a mounting plate in the speed governor accommodating space,
A supporting structure is interposed between the lower surface of the mounting plate and the bottom surface of the housing space,
The elevator according to claim 6, wherein the governor is moved up and down by changing an extension amount of the support structure extending upward from the bottom surface of the housing space. - 前記収容空間底面には、前記調速機に巻き掛けられ且つ前記昇降路内へと延びる調速機ロープが挿通される、少なくとも一つのロープ貫通路が形成されており、
前記支持構造物は、少なくとも一つのジャッキボルトからなり
前記ジャッキボルトは、前記ロープ貫通路内に部分的に収容されている
請求項7のエレベータ。 On the bottom surface of the housing space, at least one rope through passage is formed through which a governor rope that is wound around the governor and extends into the hoistway is inserted.
The elevator according to claim 7, wherein the support structure includes at least one jack bolt, and the jack bolt is partially accommodated in the rope penetration path. - 前記調速機収容空間は、底面を持たない貫通空間であり、
前記機械室床の下面における前記調速機収容空間の周囲部には、少なくとも一つのジャッキボルトが前記昇降路に向けて垂下されており、
前記ジャッキボルトには、載置板が昇降可能に取り付けられており、
前記調速機は、前記載置板の上に支持されており、
前記載置板が前記ジャッキボルトに対して位置変更されることによって、前記調速機は昇降される
請求項6のエレベータ。 The governor accommodating space is a through space without a bottom surface,
At least one jack bolt is suspended toward the hoistway in the periphery of the governor housing space on the lower surface of the machine room floor,
A mounting plate is attached to the jack bolt so as to be movable up and down,
The speed governor is supported on the mounting plate described above,
The elevator according to claim 6, wherein the speed governor is moved up and down by changing the position of the mounting plate relative to the jack bolt. - 前記機械室内にはさらに、機械台が配置されており、
前記巻上機は、前記機械台上に載置にされており、
前記調速機は、前記機械台の下方にあり、該調速機と該機械台の一部分とは、上下方向に並んでいる
請求項1乃至9の何れか一項のエレベータ。 A machine base is further arranged in the machine room,
The hoisting machine is placed on the machine base,
The elevator according to any one of claims 1 to 9, wherein the speed governor is below the machine base, and the speed governor and a part of the machine base are arranged in a vertical direction. - 前記機械室内にはさらに、機械台が配置されており、
前記巻上機は、前記機械台上に載置にされており、
前記調速機は、前記機械台の下方にあり、該調速機と該機械台の一部分とは、上下方向に並んでおり、
前記調速機は、横方向に並ぶ前記通常ポジション及び退避ポジションの間で位置変更可能であり、
前記通常ポジションは、前記調速機が平面視、前記機械台の一部分と重なるポジションであり、
前記退避ポジションは、前記調速機が平面視、前記機械台とずれたポジションである
請求項1乃至9の何れか一項のエレベータ。 A machine base is further arranged in the machine room,
The hoisting machine is placed on the machine base,
The speed governor is below the machine base, and the speed governor and a part of the machine base are lined up and down.
The speed governor can be repositioned between the normal position and the retracted position arranged in a lateral direction,
The normal position is a position where the governor overlaps with a part of the machine base in plan view,
The elevator according to any one of claims 1 to 9, wherein the retreat position is a position where the speed governor is displaced from the machine base in plan view. - 前記調速機を下方から支持する部分には、該調速機に巻き掛けられた調速機ロープが前記昇降路内へと延びるロープ配設路が設けられており、
前記ロープ配設路は、前記調速機の横位置変更に応じた前記調速機ロープの移動を許容する方向に広がって形成されている
請求項11のエレベータ。 In the portion that supports the speed governor from below, a rope disposition path is provided in which a speed governor rope wound around the speed governor extends into the hoistway,
The elevator according to claim 11, wherein the rope arrangement path is formed so as to expand in a direction allowing movement of the governor rope in accordance with a change in lateral position of the governor. - 前記調速機を下方から支持する面は、前記通常ポジション及び退避ポジションの間で傾斜しており、
該通常ポジション及び退避ポジションの間での前記調速機の横位置変更は、該調速機の高さ変化も伴う
請求項11又は12のエレベータ。 The surface that supports the governor from below is inclined between the normal position and the retracted position,
The elevator according to claim 11 or 12, wherein the lateral position change of the governor between the normal position and the retracted position is accompanied by a change in the height of the governor.
Priority Applications (5)
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EP10859263.5A EP2636627B1 (en) | 2010-11-05 | 2010-11-05 | Elevator |
PCT/JP2010/069681 WO2012060007A1 (en) | 2010-11-05 | 2010-11-05 | Elevator |
KR1020137014492A KR20130095787A (en) | 2010-11-05 | 2010-11-05 | Elevator |
JP2012541691A JP5570612B2 (en) | 2010-11-05 | 2010-11-05 | elevator |
CN201080069963.7A CN103189295B (en) | 2010-11-05 | 2010-11-05 | Elevator |
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PCT/JP2010/069681 WO2012060007A1 (en) | 2010-11-05 | 2010-11-05 | Elevator |
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JP (1) | JP5570612B2 (en) |
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JP2016166072A (en) * | 2015-03-10 | 2016-09-15 | 東芝エレベータ株式会社 | Governor rope pull up jig |
CN111017680A (en) * | 2019-12-30 | 2020-04-17 | 康力电梯股份有限公司 | Protection device for steel wire rope inlet of elevator machine room |
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WO2017167600A1 (en) | 2016-03-31 | 2017-10-05 | Inventio Ag | Speed limiter having a protective hood |
JP7500503B2 (en) * | 2021-06-10 | 2024-06-17 | 三菱電機ビルソリューションズ株式会社 | Protective cover |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2016166072A (en) * | 2015-03-10 | 2016-09-15 | 東芝エレベータ株式会社 | Governor rope pull up jig |
CN111017680A (en) * | 2019-12-30 | 2020-04-17 | 康力电梯股份有限公司 | Protection device for steel wire rope inlet of elevator machine room |
CN111017680B (en) * | 2019-12-30 | 2024-05-14 | 康力电梯股份有限公司 | Protection device for steel wire rope inlet of elevator machine room |
Also Published As
Publication number | Publication date |
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CN103189295A (en) | 2013-07-03 |
CN103189295B (en) | 2015-07-08 |
JP5570612B2 (en) | 2014-08-13 |
EP2636627A4 (en) | 2018-02-07 |
EP2636627A1 (en) | 2013-09-11 |
JPWO2012060007A1 (en) | 2014-05-12 |
KR20130095787A (en) | 2013-08-28 |
EP2636627B1 (en) | 2018-10-10 |
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