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CN-122003378-A - Elevator construction device and method

CN122003378ACN 122003378 ACN122003378 ACN 122003378ACN-122003378-A

Abstract

An elevator construction arrangement comprises a hoistway (H), an elevator car (1), a counterweight (2), car guide rails (8) for guiding the car, counterweight guide rails (9) for guiding the counterweight, an elevator hoisting machine (13) and suspension ropes (21), the suspension ropes (21) being arranged to suspend the elevator car and the counterweight during use of the construction period of the elevator, a first rope terminal (12 a) and a second rope terminal (12 b) for supporting the suspension ropes (21), and a motor module (14), the motor module (14) comprising a motor housing (10) on which the elevator hoisting machine (13) is mounted, the motor module (14) being mounted on a stationary bracket (30) supporting a plurality of said guide rails (8, 9) during use of the construction period of the elevator, wherein said plurality of guide rails (8, 9) are arranged to pass through said motor module (14), and wherein said motor module (14) is liftable by means of one or more stationary brackets (30) during jump-lift. A method of installing elevator guide rails (8, 9) during construction of a building is also provided.

Inventors

  • M. Rezanam
  • M. Igas
  • M. Kukra
  • M. Hapanemi

Assignees

  • 通力股份公司

Dates

Publication Date
20260508
Application Date
20231017

Claims (20)

  1. 1. An elevator construction device comprising: a hoistway (H); an elevator car (1), a counterweight (2), car guide rails (8) for guiding the car, counterweight guide rails (9) for guiding the counterweight; an elevator hoisting machine (13) and suspension ropes (21) arranged to suspend the elevator car and the counterweight during use of the construction period of the elevator; A first rope terminal (12 a) and a second rope terminal (12 b) for supporting the suspension rope (21), and A motor module (14), the motor module (14) comprising a motor mount (10) on which the elevator hoisting machine (13) is mounted, and -The motor module (14) is mounted on a fixed bracket (30) supporting a plurality of the guide rails (8, 9) during use of the elevator during a construction period; wherein the plurality of guide rails (8, 9) are configured to pass through the motor module (14), and During the elevator jump, the motor module (14) can be lifted by means of one or more fixing brackets (30).
  2. 2. The apparatus of claim 1, wherein the plurality of guide rails (8, 9) are configured to pass through the motor mount (10).
  3. 3. The device according to claim 1 or 2, wherein the protrusions of the plurality of rails (8, 9) are configured to pass through the motor mount (10).
  4. 4. A device according to any one of claims 1-3, wherein the motor module (14) comprises a guiding element (11), such as a guide shoe or a guide wheel, to guide the motor module along the counterweight guide rail (9) in a controlled manner upon lifting.
  5. 5. The apparatus of any of claims 1 to 4, wherein the motor module (14) comprises a horizontal displacement mechanism (B) enabling the motor mount (10) to move horizontally relative to the fixed bracket (30) and the motor module (14) to fit within an open cross-section between the fixed bracket (30) and a wall of the hoistway (H).
  6. 6. The device according to any one of claims 1 to 5, wherein the motor module (14) comprises an upwardly rotatable (C) front portion (10 b) enabling the motor module (14) to be fitted within an open cross-section between the fixed bracket (30) and the wall of the hoistway (H), and preferably the rotational displacement of the front portion is provided by a hinge (10C).
  7. 7. The device according to claim 1, wherein the motor mount (10) forms a continuous connection surface between the lower car guide rail (8 a) and the upper car guide rail (8 b), which connection surface is replaced by a compensating guide rail section (8 c) having a length corresponding to the height of the motor mount after the elevator jump.
  8. 8. The device according to claim 7, wherein the compensating rail section (8 c) having the vertical length of the motor mount (10) is attached to the motor mount when the elevator is running under the motor module (14).
  9. 9. The arrangement according to any of claims 1-8, wherein the guide rails below and above the motor mount (10) are configured to be connected to each other by the motor mount when the elevator is running below the motor module (14).
  10. 10. The arrangement according to any one of claims 1 to 9, wherein during the elevator jump, a material hoist or equivalent lifting device (6) operating from an upward direction is configured to lift the motor module (14) upwards.
  11. 11. The device according to any one of claims 1 to 10, wherein the hoisting rope (21) comprises a plurality of ropes, preferably coated with Polyurethane (PU).
  12. 12. The device according to any one of claims 1 to 11, wherein the hoisting ropes (21) comprise round ropes coated with Polyurethane (PU) or belts coated with Polyurethane (PU).
  13. 13. The device according to any one of claims 1 to 12, wherein the motor module (14) comprises the second rope terminal (12 b), preferably supported by the motor mount (10).
  14. 14. The device according to any one of claims 1 to 13, wherein the second rope terminal (12 b) is arranged to act with a suspension rope suspension wheel (4), the suspension rope suspension wheel (4) preferably being supported by the motor mount (10).
  15. 15. The device according to any one of claims 1 to 14, wherein the second rope terminal (12 b) comprises an automatic rope locking device allowing to open and lock the second rope terminal for feeding further belts or ropes through the second rope terminal.
  16. 16. The device according to claim 15, wherein the automatic rope locking device is configured to keep all ropes of the suspension rope (21) the same length and constant tension.
  17. 17. The arrangement according to any one of claims 1-16, wherein from the second rope terminal (12 b) downwards the suspension rope (21) is arranged to extend to a suspension rope drum (22), which suspension rope drum is preferably located at a building floor or at the bottom of the hoistway (H).
  18. 18. The apparatus of any of claims 1 to 17, wherein the motor mount (10) is configured to be mounted above the guide rail (8, 9) after the final height of the hoistway (H) is completed.
  19. 19. A method of installing elevator guide rails (8, 9) during building construction, comprising: Providing a hoistway (H), an elevator car (1), a counterweight (2), car guide rails (8) for guiding the car, counterweight guide rails (9) for guiding the counterweight; -arranging an elevator hoisting machine (13) and suspension ropes (21) to suspend the elevator car and the counterweight during use of the construction period of the elevator; -supporting the suspension rope (21) by means of a first rope termination (12 a) and a second rope termination (12 b); Providing a motor module (14) comprising a motor mount (10) on which the elevator hoisting machine (13) is mounted, wherein, -Passing a plurality of guide rails (8, 9) through the motor module (14); Supporting the plurality of guide rails (8, 9) by means of a fixed bracket (30) fitted with the motor module (14) during use of the elevator during a construction period, and During the elevator jump, the motor module (14) is lifted by means of one or more fixing brackets (30).
  20. 20. The method of claim 19, wherein a plurality of guide rails (8, 9) are passed through the motor mount (10).

Description

Elevator construction device and method Technical Field The present invention relates to an elevator construction apparatus and a method of installing elevator guide rails during construction of a building. Background Construction of elevators, especially in high-rise buildings, can be performed in sections along the height of the hoistway. The guide rail and landing door may be mounted first to a first elevation in the hoistway, then to a second elevation, etc. The construction-time elevator may then run in the already installed lower part of the hoistway, while the construction of the elevator takes place in the upper part of the hoistway. Disclosure of Invention It is an object of the present invention to provide an improved elevator construction arrangement and an improved method of installing elevator guide rails during construction of a building. A particular object of the invention is to enable elevator installation to continue above a traveling elevator, in which the elevator machine is mounted on a motor mount fixed to the elevator guide rails, e.g. the car guide rail and the two counterweight guide rails. A particular object of the invention is to allow the rail to pass through the motor mount and to allow the motor module to be lifted by means of a fixed bracket for the rail. A novel elevator construction device according to claim 1 is presented. A new method according to scheme 19 is also presented. The elevator construction device comprises: A hoistway; elevator car, counterweight, car guide rail for guiding car, counterweight guide rail for guiding counterweight; An elevator hoisting machine and suspension ropes arranged to suspend the elevator car and the counterweight during use of the construction period of the elevator; a first rope terminal and a second rope terminal for supporting a suspension rope, and A motor module including a motor housing on which the elevator hoisting machine is mounted, and During use of the elevator in a construction period, the motor module is mounted on a fixed bracket supporting a plurality of the guide rails, wherein The plurality of guide rails configured to pass through the motor module, and The motor module can be lifted by means of one or more fixed supports associated with the elevator jump. According to one embodiment, the plurality of rails are configured to pass through the motor mount. According to one embodiment, the protrusions of the plurality of rails are configured to pass through the motor mount. According to one embodiment, the motor module comprises guiding elements (e.g. guide shoes or wheels) to guide the motor module along the counterweight guide rail in a controlled manner when lifting. According to one embodiment, the motor module includes a horizontal displacement mechanism that enables the motor mount to move horizontally relative to the fixed bracket and the motor module to fit within an open cross-sectional section between the fixed bracket and the hoistway wall. According to one embodiment, the motor module comprises an upwardly rotatable front part enabling the motor module to be fitted within an open cross-sectional section between the fixed bracket and the hoistway wall, and preferably the rotational displacement of the front part is provided by a hinge. According to one embodiment, the motor mount forms a continuous connection surface between the lower car rail and the upper car rail, which connection surface is replaced by a compensating rail section, the length of which corresponds to the height of the motor mount, when the elevator is lifted. According to one embodiment, a compensating rail section having a vertical length of the motor mount is attached to the motor mount when the elevator is running under the motor module. According to one embodiment, the guide rails below and above the motor mount are configured to be connected to each other by the motor mount when the elevator is running below the motor module. According to one embodiment, the material hoist or equivalent lifting device operating from the upward direction is configured to lift the motor module upwards during an elevator jump. According to one embodiment, the hoisting ropes comprise a plurality of ropes, which are preferably coated with Polyurethane (PU). According to one embodiment, the hoisting ropes comprise round ropes coated with Polyurethane (PU) or belts coated with Polyurethane (PU). According to one embodiment, the motor module comprises a second rope terminal, which is preferably supported by the motor mount. According to one embodiment, the second rope terminal is arranged to act with a suspension rope suspension wheel, which suspension rope suspension wheel is preferably supported by the motor mount. According to one embodiment, the second rope terminal comprises an automatic rope locking device allowing to open and lock the second rope terminal for feeding further belts or ropes through the second rope terminal. According to one embodiment, the