WO2025057262A1 - 回転体及びエレベーター巻上機 - Google Patents

回転体及びエレベーター巻上機 Download PDF

Info

Publication number
WO2025057262A1
WO2025057262A1 PCT/JP2023/032984 JP2023032984W WO2025057262A1 WO 2025057262 A1 WO2025057262 A1 WO 2025057262A1 JP 2023032984 W JP2023032984 W JP 2023032984W WO 2025057262 A1 WO2025057262 A1 WO 2025057262A1
Authority
WO
WIPO (PCT)
Prior art keywords
fitting portion
connecting portions
fastening portion
fitting
rotating
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
PCT/JP2023/032984
Other languages
English (en)
French (fr)
Japanese (ja)
Inventor
宏己 木谷
知洋 品川
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Mitsubishi Electric Building Solutions Corp
Original Assignee
Mitsubishi Electric Building Solutions Corp
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 Mitsubishi Electric Building Solutions Corp filed Critical Mitsubishi Electric Building Solutions Corp
Priority to CN202380101833.4A priority Critical patent/CN121794211A/zh
Priority to PCT/JP2023/032984 priority patent/WO2025057262A1/ja
Priority to JP2025545310A priority patent/JPWO2025057262A1/ja
Publication of WO2025057262A1 publication Critical patent/WO2025057262A1/ja
Anticipated expiration legal-status Critical
Pending legal-status Critical Current

Links

Images

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B11/00—Main component parts of lifts in, or associated with, buildings or other structures
    • B66B11/04—Driving gear ; Details thereof, e.g. seals
    • B66B11/08—Driving gear ; Details thereof, e.g. seals with hoisting rope or cable operated by frictional engagement with a winding drum or sheave

Definitions

  • This disclosure relates to a rotating body and an elevator hoist.
  • This disclosure has been made to solve the problems described above, and aims to provide a rotating body and elevator hoist that can easily fit an outer rotating member into a mating portion of an inner rotating member.
  • the rotating body and elevator hoist of the present disclosure include a rotatable inner rotating member having a mated portion and a flange-shaped first fastening portion protruding from the outer periphery of the mated portion radially outward from the mated portion, and an outer rotating member fixed to the inner rotating member and rotating together with the inner rotating member, the outer rotating member having a circular mated portion mated to the mated portion, a disk-shaped second fastening portion provided radially outward from the mated portion and overlapping with the first fastening portion in the axial direction of the mated portion and fixed to the first fastening portion by a plurality of fasteners, and a plurality of connecting portions provided between the mated portion and the second fastening portion at intervals from each other in the circumferential direction of the mated portion and connecting the mated portion and the second fastening portion, a plurality of gaps are provided between the mated portion and the second fastening portion, excluding the
  • the outer rotating member can be easily fitted into the mating portion of the inner rotating member.
  • FIG. 2 is a front view showing a rotating body according to the first embodiment. 2 is a cross-sectional view taken along line II-II in FIG.
  • FIG. 11 is a front view showing a rotating body according to a second embodiment.
  • FIG. 4 is a cross-sectional view taken along line IV-IV in FIG.
  • FIG. 11 is a front view showing a rotating body according to embodiment 3.
  • 6 is a cross-sectional view taken along line VI-VI in FIG. 5.
  • FIG. 13 is a front view showing a rotating body according to embodiment 4. 8 is a cross-sectional view taken along line VIII-VIII in FIG. 7.
  • FIG. 13 is a front view showing a rotating body according to embodiment 5.
  • 10 is a cross-sectional view taken along line XX in FIG. 9.
  • FIG. 9 is a cross-sectional view taken along line XX in FIG. 9.
  • FIG. 10 is an enlarged front view showing a main part of FIG. 9 .
  • FIG. 13 is a front view showing a rotating body according to embodiment 6. 13 is a cross-sectional view taken along line XIII-XIII in FIG. 12. FIG. 13 is an enlarged front view showing a main part of FIG. 12 .
  • FIG. 13 is a front view showing a rotating body according to embodiment 7. 16 is a cross-sectional view taken along line XVI-XVI in FIG. 15.
  • FIG. 16 is an enlarged front view showing a main part of FIG. 15 .
  • FIG. 13 is a front view showing a rotating body according to embodiment 8. 19 is a cross-sectional view taken along line XIX-XIX in FIG. 18.
  • FIG. 19 is an enlarged front view showing a main part of FIG. 18 .
  • FIG. 1 is a configuration diagram showing an example of an elevator to which a rotating body according to the present disclosure is applied.
  • Fig. 1 is a front view showing a rotating body according to embodiment 1.
  • Fig. 2 is a cross-sectional view taken along line II-II in Fig. 1.
  • a pair of bearings 12 are attached to the outer periphery of the shaft member 11.
  • the cross-section of the shaft member 11 perpendicular to the axis C of the shaft member 11 has a circular shape.
  • a hub 13 which is a rotatable inner rotating member, is attached to the outer periphery of the pair of bearings 12.
  • the hub 13 is attached to the shaft member 11 via the pair of bearings 12.
  • the hub 13 rotates relative to the shaft member 11 around the axis C.
  • the hub 13 has a cylindrical mating portion 13a and a flange-shaped first fastening portion 13b.
  • the mating portion 13a is positioned coaxially with the shaft member 11.
  • a pair of bearings 12 are interposed between the outer peripheral surface of the shaft member 11 and the inner peripheral surface of the mating portion 13a.
  • the first fastening portion 13b protrudes from the outer periphery of the mated portion 13a toward the outside in the radial direction of the mated portion 13a.
  • the radial direction of the mated portion 13a is perpendicular to the axis C.
  • the hub 13 in the first embodiment is constructed as a single component.
  • An outer rotating member 14 is fixed to the hub 13.
  • the outer rotating member 14 rotates together with the hub 13 around the axis C.
  • the rotating body in embodiment 1 has the hub 13, the outer rotating member 14, and a plurality of fasteners 15.
  • the outer rotating member 14 has an annular fitting portion 14a, a disk-shaped second fastening portion 14b, a number of flat connecting portions 14c, and a cylindrical outer periphery 14d.
  • the fitting portion 14a is fitted and fixed to the outer periphery of the fitted portion 13a by shrink fitting.
  • the second fastening portion 14b is provided radially outward of the fitting portion 14a.
  • the radial direction of the fitting portion 14a is perpendicular to the axis C.
  • the second fastening portion 14b also protrudes radially inward from the inner circumferential surface of the outer circumferential portion 14d.
  • the second fastening portion 14b is overlapped with the first fastening portion 13b in the axial direction of the fitting portion 14a.
  • the axial direction of the fitting portion 14a is parallel to the axis C, and corresponds to the left-right direction in FIG. 2.
  • the second fastening portion 14b is fixed to the first fastening portion 13b by a plurality of fasteners 15.
  • the plurality of fasteners 15 are arranged at equal intervals from one another in the circumferential direction of the fitting portion 14a.
  • the circumferential direction of the fitting portion 14a is a direction along a circumference centered on the axis C.
  • the plurality of fasteners 15 are also arranged on the same circumference centered on the axis C.
  • each fastener 15 For example, a bolt is used as each fastener 15. Each bolt passes through the second fastening portion 14b parallel to the axis C and is screwed into a threaded hole in the first fastening portion 13b.
  • the multiple connecting portions 14c are provided between the fitting portion 14a and the second fastening portion 14b at equal intervals in the circumferential direction of the fitting portion 14a.
  • the multiple connecting portions 14c also connect the fitting portion 14a and the second fastening portion 14b.
  • the multiple connecting portions 14c are also arranged symmetrically with respect to the axis C.
  • two connecting portions 14c are provided between the fitting portion 14a and the second fastening portion 14b.
  • four fasteners 15 are used. Two of the four fasteners 15 are positioned in the circumferential direction of the fitting portion 14a at the same position as the connection portion of the connecting portion 14c with the second fastening portion 14b.
  • each connecting portion 14c is connected to the outer peripheral surface of the fitting portion 14a.
  • the other end of each connecting portion 14c is connected to the inner peripheral surface of the second fastening portion 14b.
  • Each connecting portion 14c protrudes from the outer peripheral surface of the fitting portion 14a in a tangential direction to the outer peripheral surface of the fitting portion 14a. In other words, when viewed along the axial direction of the fitting portion 14a, the two connecting portions 14c are inclined in the same direction relative to the radial direction of the fitting portion 14a.
  • a plurality of gaps 14e are provided between the fitting portion 14a and the second fastening portion 14b, except for the plurality of connecting portions 14c.
  • a pair of gaps 14e is provided between the fitting portion 14a and the second fastening portion 14b.
  • a connecting portion 14c is interposed between two adjacent gaps 14e in the circumferential direction of the fitting portion 14a.
  • the multiple fasteners 15 are located outside the multiple connecting portions 14c and the multiple gaps 14e in the radial direction of the fitting portion 14a.
  • each connecting portion 14c is smaller than the width dimension of the fitting portion 14a in the radial direction of the fitting portion 14a. Also, the thickness dimension of each connecting portion 14c is smaller than the width dimension of the second fastening portion 14b in the radial direction of the fitting portion 14a.
  • Each connecting portion 14c can be elastically deformed in the radial direction of the fitting portion 14a.
  • each connecting portion 14c is pushed toward the second fastening portion 14b by the fitting portion 14a, and elastically deforms like a leaf spring.
  • each connecting portion 14c returns to its original state.
  • a plurality of gaps 14e are provided between the fitting portion 14a and the second fastening portion 14b, excluding a plurality of connecting portions 14c. Therefore, even when only the fitting portion 14a is heated, heat conduction to the second fastening portion 14b is suppressed, and the fitting portion 14a can be heated efficiently. This allows the hole in the fitting portion 14a to be expanded with a small amount of heat using a small heating device.
  • the configuration of embodiment 1 makes it easy to fit the outer rotating member 14 into the fitting portion 13a.
  • the outer rotating member 14 can be easily removed from the mating portion 13a. Therefore, a new rotating body can be brought to the installation site of an existing rotating body in a disassembled state into the hub 13 and the outer rotating member 14, and the existing rotating body can be easily replaced with the new rotating body.
  • the multiple connecting portions 14c are elastically deformed, preventing the multiple connecting portions 14c from interfering with the expansion of the hole of the fitting portion 14a. This makes it even easier to fit the outer rotating member 14 into the fitted portion 13a.
  • the hub 13 is also attached to the shaft member 11 via the bearing 12. This makes it easy to fit the outer rotating member 14 into the fitted portion 13a in a rotating body that rotates relative to the shaft member 11.
  • each connecting portion 14c may be part of the member constituting the fitting portion 14a and the second fastening portion 14b, or may be configured as a separate member from the fitting portion 14a and the second fastening portion 14b and fixed to the fitting portion 14a and the second fastening portion 14b.
  • the number of connecting portions 14c may also be three or more.
  • Fig. 3 is a front view showing a rotating body according to embodiment 2.
  • Fig. 4 is a cross-sectional view taken along line IV-IV in Fig. 3.
  • each connecting portion 14f is provided between the fitting portion 14a and the second fastening portion 14b.
  • each connecting portion 14f has a V-shape.
  • Each connecting portion 14f has a flat first portion 14f-1 and a flat second portion 14f-2.
  • the first portion 14f-1 and the second portion 14f-2 are connected to each other at the middle of the connecting portion 14f.
  • the second portion 14f-2 forms an obtuse angle with the first portion 14f-2.
  • each connecting part 14f is connected to the outer peripheral surface of the fitting part 14a. Both ends of each connecting part 14f are connected to the inner peripheral surface of the second fastening part 14b.
  • the first part 14f-1 protrudes from the outer peripheral surface of the fitting part 14a in the tangential direction of the outer peripheral surface of the fitting part 14a.
  • the second part 14f-2 protrudes from the outer peripheral surface of the fitting part 14a in the tangential direction of the outer peripheral surface of the fitting part 14a, in the opposite direction to the first part 14f-1.
  • each connecting portion 14f i.e., the thickness dimension of each of the first portion 14f-1 and the second portion 14f-2, is smaller than the width dimension of the fitting portion 14a in the radial direction of the fitting portion 14a. Also, the thickness dimension of each connecting portion 14f is smaller than the width dimension of the second fastening portion 14b in the radial direction of the fitting portion 14a.
  • Each connecting portion 14f can be elastically deformed in the radial direction of the fitting portion 14a.
  • each connecting portion 14f is pushed toward the second fastening portion 14b by the fitting portion 14a, and elastically deforms radially outward of the fitting portion 14a.
  • each connecting portion 14f returns to its original state.
  • each connecting portion 14f is V-shaped.
  • the middle portion of each connecting portion 14f is connected to the outer peripheral surface of the fitting portion 14a.
  • Both ends of each connecting portion 14f are connected to the inner peripheral surface of the second fastening portion 14b. Therefore, when the fitting portion 14a expands due to heat, the first portion 14f-1 and the second portion 14f-2 suppress rotation of the fitting portion 14a.
  • each connecting portion 14f may be part of the member constituting the fitting portion 14a and the second fastening portion 14b, or may be configured as a separate member from the fitting portion 14a and the second fastening portion 14b and fixed to the fitting portion 14a and the second fastening portion 14b.
  • the number of connecting portions 14f may be three or more.
  • Fig. 5 is a front view showing a rotating body according to embodiment 3.
  • Fig. 6 is a cross-sectional view taken along line VI-VI in Fig. 5.
  • each connecting portion 14g is provided between the fitting portion 14a and the second fastening portion 14b.
  • the shape of each connecting portion 14g when viewed along the axis C is a triangular waveform, that is, a shape formed by connecting multiple V-shapes in series.
  • the shape of each connecting portion 14g is a W-shape.
  • each connecting portion 14g is connected to the outer peripheral surface of the fitting portion 14a.
  • the other end of each connecting portion 14g is connected to the inner peripheral surface of the second fastening portion 14b.
  • each connecting portion 14g is smaller than the width dimension of the fitting portion 14a in the radial direction of the fitting portion 14a. Also, the thickness dimension of each connecting portion 14g is smaller than the width dimension of the second fastening portion 14b in the radial direction of the fitting portion 14a.
  • Each connecting portion 14g can be elastically deformed in the radial direction of the fitting portion 14a.
  • each connecting portion 14g is pushed toward the second fastening portion 14b by the fitting portion 14a, and elastically deforms radially outward of the fitting portion 14a.
  • each connecting portion 14g returns to its original state.
  • each connecting portion 14g is a triangular waveform. This makes it easier for each connecting portion 14g to elastically deform when the fitting portion 14a heats and expands, and prevents the multiple connecting portions 14g from interfering with the expansion of the hole in the fitting portion 14a. This makes it even easier to fit the outer rotating member 14 into the fitted portion 13a.
  • each connecting portion 14g may be part of the member constituting the fitting portion 14a and the second fastening portion 14b, or may be configured as a separate member from the fitting portion 14a and the second fastening portion 14b and fixed to the fitting portion 14a and the second fastening portion 14b.
  • the number of connecting parts 14g may be three or more.
  • Fig. 7 is a front view showing a rotating body according to embodiment 4.
  • Fig. 8 is a cross-sectional view taken along line VIII-VIII in Fig. 7.
  • each connecting portion 14h is provided between the fitting portion 14a and the second fastening portion 14b.
  • each connecting portion 14h has a V-shape.
  • each connecting portion 14h is connected to the outer peripheral surface of the fitting portion 14a.
  • the other end of each connecting portion 14h is connected to the inner peripheral surface of the second fastening portion 14b.
  • each connecting portion 14h is smaller than the width dimension of the fitting portion 14a in the radial direction of the fitting portion 14a. Also, the thickness dimension of each connecting portion 14h is smaller than the width dimension of the second fastening portion 14b in the radial direction of the fitting portion 14a.
  • Each connecting portion 14h can be elastically deformed in the radial direction of the fitting portion 14a.
  • each connecting portion 14h is pushed toward the second fastening portion 14b by the fitting portion 14a, and elastically deforms radially outward of the fitting portion 14a.
  • each connecting portion 14h returns to its original state.
  • each connecting portion 14h is V-shaped. This makes it easier for each connecting portion 14g to elastically deform when the fitting portion 14a expands due to heat, and prevents the multiple connecting portions 14h from interfering with the expansion of the hole in the fitting portion 14a. This makes it even easier to fit the outer rotating member 14 into the fitted portion 13a.
  • each connecting portion 14h is simple, which makes it easy to manufacture each connecting portion 14h.
  • each connecting portion 14h may be part of the member constituting the fitting portion 14a and the second fastening portion 14b, or may be configured as a separate member from the fitting portion 14a and the second fastening portion 14b and fixed to the fitting portion 14a and the second fastening portion 14b.
  • the number of connecting portions 14h may also be three or more.
  • the first fastening portion 13b may be configured as a separate member from the mated portion 13a.
  • the first fastening portion 13b may be fitted and fixed to the outer periphery of the mated portion 13a by shrink fitting.
  • Fig. 9 is a front view showing a rotating body according to embodiment 5.
  • Fig. 10 is a cross-sectional view taken along line XX in Fig. 9.
  • Fig. 11 is an enlarged front view showing a main part of Fig. 9.
  • the rotating body in embodiment 5 has a rotating shaft body 21 as an inner rotating member, an outer rotating member 14, and multiple fasteners 15.
  • the rotating shaft body 21 has a shaft member 22 as a fitted portion and a flange member 23 as a first fastening portion.
  • the flange member 23 is constructed as a separate member from the shaft member 22.
  • the flange member 23 is fixed to the outer periphery of the shaft member 22 by shrink fitting. This allows the flange member 23 to rotate together with the shaft member 22.
  • the fitting portion 14a is fitted and fixed to the outer periphery of the shaft member 22 by shrink fitting.
  • the second fastening portion 14b is fixed to the flange member 23 by a plurality of fasteners 15. This allows the outer rotating member 14 to rotate together with the rotating shaft body 21 around the axis C of the rotating shaft body 21.
  • the outer rotating member 14 can function primarily as a driven wheel, but in the fifth embodiment, the outer rotating member 14 can function primarily as a driving wheel.
  • the other configurations in the fifth embodiment are the same as those in the first embodiment.
  • a plurality of gaps 14e are provided between the fitting portion 14a and the second fastening portion 14b, excluding a plurality of connecting portions 14c. Therefore, even when only the fitting portion 14a is heated, heat conduction to the second fastening portion 14b is suppressed, and the fitting portion 14a can be heated efficiently. This allows the hole in the fitting portion 14a to be expanded with a small amount of heat using a small heating device.
  • the outer rotating member 14 can be easily removed from the rotating shaft body 21. Therefore, a new rotating body can be brought to the installation site of an existing rotating body in a disassembled state into the rotating shaft body 21 and the outer rotating member 14, and the existing rotating body can be easily replaced with the new rotating body.
  • the multiple connecting portions 14c are elastically deformed, which prevents the multiple connecting portions 14c from interfering with the expansion of the hole of the fitting portion 14a. This makes it even easier to fit the outer rotating member 14 to the shaft member 22.
  • the outer rotating member 14 can also rotate together with the rotating shaft body 21. Therefore, in a rotating body in which the rotating shaft body 21 rotates, the outer rotating member 14 can be easily fitted to the shaft member 22.
  • the rotating shaft body 21 is divided into the shaft member 22 and the flange member 23, which makes it easier to transport the rotating shaft body 21.
  • each connecting portion 14c may be part of the member constituting the fitting portion 14a and the second fastening portion 14b, or may be configured as a separate member from the fitting portion 14a and the second fastening portion 14b and fixed to the fitting portion 14a and the second fastening portion 14b.
  • the number of connecting portions 14c may be three or more.
  • Fig. 12 is a front view showing a rotating body according to embodiment 6.
  • Fig. 13 is a cross-sectional view taken along line XIII-XIII in Fig. 12.
  • Fig. 14 is an enlarged front view showing a main part of Fig. 12.
  • This configuration also provides the same effect as in embodiment 5.
  • the first portion 14f-1 and the second portion 14f-2 prevent the fitting portion 14a from rotating. This makes it easy to align the second fastening portion 14b with the first fastening portion 13b in the circumferential direction of the fitting portion 14a, and makes it easy to assemble the rotating body.
  • each connecting portion 14f may be part of the member constituting the fitting portion 14a and the second fastening portion 14b, or may be configured as a separate member from the fitting portion 14a and the second fastening portion 14b and fixed to the fitting portion 14a and the second fastening portion 14b.
  • the number of connecting portions 14f may be three or more.
  • Fig. 15 is a front view showing a rotating body according to embodiment 7.
  • Fig. 16 is a cross-sectional view taken along line XVI-XVI in Fig. 15.
  • Fig. 17 is an enlarged front view showing a main part of Fig. 15.
  • This configuration also provides the same effect as in embodiment 5.
  • each connecting portion 14g is a triangular waveform. This makes it easier for each connecting portion 14g to elastically deform when the fitting portion 14a heats and expands, and prevents the multiple connecting portions 14g from interfering with the expansion of the hole in the fitting portion 14a. This makes it even easier to fit the outer rotating member 14 to the shaft member 22.
  • each connecting portion 14g may be part of the member constituting the fitting portion 14a and the second fastening portion 14b, or may be configured as a separate member from the fitting portion 14a and the second fastening portion 14b and fixed to the fitting portion 14a and the second fastening portion 14b.
  • the number of connecting parts 14g may be three or more.
  • Fig. 18 is a front view showing a rotating body according to embodiment 8.
  • Fig. 19 is a cross-sectional view taken along line XIX-XIX in Fig. 18.
  • Fig. 20 is an enlarged front view showing a main part of Fig. 18.
  • This configuration also provides the same effect as in embodiment 5.
  • each connecting portion 14h is V-shaped. This makes it easier for each connecting portion 14g to elastically deform when the fitting portion 14a expands due to heat, and prevents the multiple connecting portions 14h from interfering with the expansion of the hole in the fitting portion 14a. This makes it even easier to fit the outer rotating member 14 into the fitted portion 13a.
  • each connecting portion 14h is simple, which makes it easy to manufacture each connecting portion 14h.
  • each connecting portion 14h may be part of the member constituting the fitting portion 14a and the second fastening portion 14b, or may be configured as a separate member from the fitting portion 14a and the second fastening portion 14b and fixed to the fitting portion 14a and the second fastening portion 14b.
  • the number of connecting portions 14h may also be three or more.
  • the shaft member 22 and the flange member 23 may be configured as a single member.
  • the number of fasteners 15 may be two, three, or five or more.
  • FIG. 21 is a configuration diagram showing an example of an elevator to which the rotating body in this disclosure is applied.
  • the elevator hoist 53 has a hoist motor 54, a hoist brake (not shown), and a drive sheave 55.
  • the hoist motor 54 rotates the drive sheave 55.
  • the hoist brake keeps the drive sheave 55 stationary.
  • the hoist brake also brakes the rotation of the drive sheave 55.
  • a suspension body 57 is wound around the drive sheave 55 and the deflector pulley 56.
  • a plurality of ropes or belts are used as the suspension body 57.
  • a cage 58 is connected to a first end of the suspension body 57.
  • a counterweight 59 is connected to a second end of the suspension body 57.
  • the car 58 and counterweight 59 are suspended in the hoistway 51 by a suspension 57.
  • the car 58 and counterweight 59 move up and down in the hoistway 51 by rotating the drive sheave 55.
  • a pair of car guide rails 60 and a pair of counterweight guide rails 61 are installed in the elevator 51. In FIG. 21, only one car guide rail 60 and one counterweight guide rail 61 are shown.
  • a pair of cage guide rails 60 guide the cage 58 as it ascends and descends.
  • a pair of counterweight guide rails 61 guide the counterweight 59 as it ascends and descends.
  • the car 58 has a car frame 62 and a car chamber 63.
  • the suspension body 57 is connected to the car frame 62.
  • the car chamber 63 is supported by the car frame 62.
  • the driving sheave 55 is a rotating body as shown in any one of the first to eighth embodiments.
  • a suspension body 57 is wrapped around the outer peripheral surface of the outer peripheral portion 14d of the outer rotating member 14.
  • the elevator type is not limited to the type shown in Figure 21, and may be, for example, a 2:1 roping type.
  • the elevator may also be a machine room-less elevator, a double deck elevator, a one-shaft multi-car elevator, etc.
  • the one-shaft multi-car elevator is a system in which an upper car and a lower car located directly below the upper car each independently ascend and descend in a common elevator shaft.

Landscapes

  • Engineering & Computer Science (AREA)
  • Civil Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Structural Engineering (AREA)
  • Cage And Drive Apparatuses For Elevators (AREA)
  • Mutual Connection Of Rods And Tubes (AREA)
PCT/JP2023/032984 2023-09-11 2023-09-11 回転体及びエレベーター巻上機 Pending WO2025057262A1 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
CN202380101833.4A CN121794211A (zh) 2023-09-11 2023-09-11 旋转体以及电梯曳引机
PCT/JP2023/032984 WO2025057262A1 (ja) 2023-09-11 2023-09-11 回転体及びエレベーター巻上機
JP2025545310A JPWO2025057262A1 (https=) 2023-09-11 2023-09-11

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2023/032984 WO2025057262A1 (ja) 2023-09-11 2023-09-11 回転体及びエレベーター巻上機

Publications (1)

Publication Number Publication Date
WO2025057262A1 true WO2025057262A1 (ja) 2025-03-20

Family

ID=95021769

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2023/032984 Pending WO2025057262A1 (ja) 2023-09-11 2023-09-11 回転体及びエレベーター巻上機

Country Status (3)

Country Link
JP (1) JPWO2025057262A1 (https=)
CN (1) CN121794211A (https=)
WO (1) WO2025057262A1 (https=)

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2006064554A1 (ja) * 2004-12-15 2006-06-22 Mitsubishi Denki Kabushiki Kaisha エレベータ用巻上機
JP2009155070A (ja) * 2007-12-27 2009-07-16 Meidensha Corp エレベータ用巻上機
JP2012251640A (ja) * 2011-06-06 2012-12-20 Denso Corp 電磁クラッチ
WO2016143110A1 (ja) * 2015-03-12 2016-09-15 三菱電機株式会社 綱車
CN107984962A (zh) * 2017-12-26 2018-05-04 北京北摩高科摩擦材料股份有限公司 一种分体式的火车车轮
WO2023119404A1 (ja) * 2021-12-21 2023-06-29 三菱電機株式会社 ロータ、モータ、圧縮機および冷凍サイクル装置

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2006064554A1 (ja) * 2004-12-15 2006-06-22 Mitsubishi Denki Kabushiki Kaisha エレベータ用巻上機
JP2009155070A (ja) * 2007-12-27 2009-07-16 Meidensha Corp エレベータ用巻上機
JP2012251640A (ja) * 2011-06-06 2012-12-20 Denso Corp 電磁クラッチ
WO2016143110A1 (ja) * 2015-03-12 2016-09-15 三菱電機株式会社 綱車
CN107984962A (zh) * 2017-12-26 2018-05-04 北京北摩高科摩擦材料股份有限公司 一种分体式的火车车轮
WO2023119404A1 (ja) * 2021-12-21 2023-06-29 三菱電機株式会社 ロータ、モータ、圧縮機および冷凍サイクル装置

Also Published As

Publication number Publication date
CN121794211A (zh) 2026-04-03
JPWO2025057262A1 (https=) 2025-03-20

Similar Documents

Publication Publication Date Title
EP0736477B1 (en) Elevator drive machine
RU2066291C1 (ru) Система привода подъемника
EP4056513B1 (en) Unitized segmented sheave assembly
US20200207580A1 (en) Retrofitting an elevator machine with primary and secondary braking
US20060151254A1 (en) Elevator brake
CN108368933A (zh) 传动装置和具有传动装置的驱动单元
JPS62222991A (ja) モジユラ−ギヤレスエレベ−タ駆動装置
WO2025057262A1 (ja) 回転体及びエレベーター巻上機
JP4499496B2 (ja) エレベータ用巻上機
WO2013080269A1 (ja) エレベータ用巻上機、及びエレベータ用巻上機の製造方法
WO2025057261A1 (ja) 回転体及びエレベーター巻上機
JP2017210308A (ja) エレベータ用綱車
CN104781176B (zh) 电梯的吊轮装置
JP6332548B2 (ja) 綱車
JP7510121B1 (ja) エレベータ用巻上機ユニット、巻上機及びエレベータ
JP2015037996A (ja) 乗客コンベアのブレーキ装置
CN110891890B (zh) 曳引工具驱动装置中的导向轮
KR20020062284A (ko) 지지대에 부착된 승강실이 구비된 승강기
JP2023179915A (ja) エレベータ巻上機及び追加綱車装置
CA2472036A1 (en) Elevator brake
CN109205443B (zh) 卷扬机以及电梯
WO2025141721A1 (ja) 巻上機及びエレベーター
CN102951528B (zh) 卷扬机以及电梯
US3719099A (en) Drive wheel for friction mine hoist
JP2008074590A (ja) エレベータ用の巻上機

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 23952159

Country of ref document: EP

Kind code of ref document: A1

ENP Entry into the national phase

Ref document number: 2025545310

Country of ref document: JP

Kind code of ref document: A

WWE Wipo information: entry into national phase

Ref document number: 2025545310

Country of ref document: JP