WO2022141254A1 - Cadre de cabine d'ascenseur présentant une distance ultra-faible entre des guides - Google Patents

Cadre de cabine d'ascenseur présentant une distance ultra-faible entre des guides Download PDF

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Publication number
WO2022141254A1
WO2022141254A1 PCT/CN2020/141634 CN2020141634W WO2022141254A1 WO 2022141254 A1 WO2022141254 A1 WO 2022141254A1 CN 2020141634 W CN2020141634 W CN 2020141634W WO 2022141254 A1 WO2022141254 A1 WO 2022141254A1
Authority
WO
WIPO (PCT)
Prior art keywords
bracket
vertical
safety gear
wheel
beams
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.)
Ceased
Application number
PCT/CN2020/141634
Other languages
English (en)
Chinese (zh)
Inventor
沈发俊
孟桃飞
曹锋
薄建林
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.)
SUZHOU DIAO ELEVATOR CO Ltd
Original Assignee
SUZHOU DIAO ELEVATOR CO Ltd
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 SUZHOU DIAO ELEVATOR CO Ltd filed Critical SUZHOU DIAO ELEVATOR CO Ltd
Priority to PCT/CN2020/141634 priority Critical patent/WO2022141254A1/fr
Publication of WO2022141254A1 publication Critical patent/WO2022141254A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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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
    • B66B11/02—Cages, i.e. cars

Definitions

  • the utility model belongs to the elevator industry, in particular to a super-small gauge elevator car frame.
  • elevators are becoming more and more diverse.
  • One type of elevator can only be installed in a very small space due to the size of the hoistway, and the traditional structure of the elevator car frame structure can no longer meet the needs of very small hoistways.
  • the purpose of the utility model is to provide an elevator car frame with ultra-small gauge, which can be applied to the ultra-small elevator shaft, and can also be applied to passenger elevators with small machine rooms and passenger elevators without room.
  • an ultra-small gauge elevator car frame which comprises two vertical beams arranged vertically, an upper beam fixedly connected between the upper ends of the vertical beams, The bracket is fixedly connected between the lower ends of the vertical beam, and the wheel beam assembly is fixedly installed under the bracket.
  • the bracket, the vertical beam and the upper beam are respectively arranged symmetrically on both sides of the center plane, and the wheel beam assembly includes a wheel beam body and a rope pulley symmetrically arranged at both ends of the wheel beam body,
  • the wheel beam body and the projection of the upper beam on the upper end surface of the bracket are inclined, and the projection of the wheel beam body on the upper end surface of the bracket is in the direction of the center point of the upper end surface of the bracket.
  • the center is symmetrical;
  • the upper beam includes two upper side beams symmetrically arranged about the center plane, and the upper side beams are formed with installation grooves with openings facing the left and right sides and extending along the length direction of the front and rear upper beams.
  • the car frame In the front-rear direction, the car frame includes a safety gear assembly, and the safety gear assembly includes a trigger rod arranged in the installation groove substantially in the front-rear direction, a lifting rope arranged in the up-down direction and connected with the trigger rod, and a mounting bracket.
  • the safety gear mounting plate on the front and rear side walls of the bracket and extending downward, and the single wedge safety gear installed on the safety gear mounting plate, the line perpendicular to the upper end face of the bracket and passing through its center point is the bracket.
  • the safety gear assembly There are two sets of the safety gear assembly and are arranged on the upper beam and the bracket symmetrically with respect to the axis of the bracket; the left and right sides of the vertical beam are respectively provided for connecting the bracket and the tie rod of the vertical beam; the upper beam is a steel plate formed by integral bending of sheet metal; the lower end of the vertical beam is welded with an aircraft plate, and the aircraft plate is connected to the bracket through a plurality of bolt assemblies Fixed connection; the two rope pulleys are respectively located on the left and right sides of the plane enclosed by the vertical beam and the upper beam.
  • the utility model also provides an ultra-small gauge elevator car frame, which comprises two vertical beams, an upper beam fixedly connected between the upper ends of the vertical beams, and fixedly connected to the lower ends of the vertical beams
  • the bracket between the parts is fixedly installed on the wheel beam assembly under the bracket, and the plane where the center of the bracket and the vertical beam is located is the center plane, and it is characterized in that: the bracket, the vertical beam The beam and the upper beam are symmetrically arranged on both sides of the center plane respectively, the wheel beam assembly includes a wheel beam body and a rope pulley symmetrically arranged at both ends of the wheel beam body, the wheel beam body and the The projection of the upper beam on the upper end surface of the bracket is inclined, and the projection of the wheel beam body on the upper end surface of the bracket is centrally symmetric with respect to the center point of the upper end surface of the bracket.
  • the upper beam includes two upper side beams symmetrically arranged with respect to the center plane, and the upper side beams are formed with installation grooves with openings facing the left and right sides and extending along the longitudinal direction of the front and rear upper beams.
  • the car frame includes a safety gear assembly, and the safety gear assembly includes the trigger rod arranged in the installation groove substantially along the front-rear direction, a lifting rope arranged along the up-down direction and connected with the trigger rod,
  • the safety gear mounting plate installed on the front and rear side walls of the bracket and extending downward, and the single wedge type safety gear installed on the safety gear mounting plate, the line perpendicular to the upper end face of the bracket and passing through its center point is A bracket axis
  • the safety gear assembly has two groups and is centrally symmetrical with respect to the bracket axis and is arranged on the upper beam and the bracket.
  • left and right sides of the vertical beam are respectively provided with diagonal tie rods for connecting the bracket and the vertical beam.
  • the upper beam is a steel plate formed by integral bending of sheet metal.
  • an aircraft plate is welded to the lower end of the vertical beam, and the aircraft plate is fixedly connected to the bracket through a plurality of bolt assemblies.
  • the two sheaves are located on the left and right sides of the plane enclosed by the vertical beam and the upper beam, respectively.
  • the present invention has the following advantages compared with the prior art: the bracket adopts a closed symmetrical arrangement structure, which is convenient to manufacture and process, effectively reduces the error probability of production, and the symmetrical bracket is more convenient to install on site;
  • the wheel beam adopts a symmetrical arrangement structure, which is convenient for processing and installation; at the same time, it adopts a two-way rope blocking method, which makes the operation safer.
  • the ultra-small gauge elevator car frame includes two vertical beams 2, an upper beam 1 fixedly connected between the upper ends of the vertical beams 2, and a bracket fixedly connected between the lower ends of the vertical beams
  • the wheel beam assembly 4 includes a wheel beam body 41 and a sheave 42 symmetrically arranged at both ends of the wheel beam body 41.
  • the two sheaves 42 are respectively located on the plane enclosed by the vertical beam 2 and the upper beam 1. the left and right sides.
  • the wheel beam body 41 is inclined to the projection of the upper beam 1 on the upper end surface of the bracket 3 , and the projection of the wheel beam body 41 on the upper end surface of the bracket 3 is centrally symmetric with respect to the center point of the upper end surface of the bracket 3 .
  • the upper beam 1 includes two upper side beams 11 symmetrically arranged about the center plane.
  • the upper side beam 11 is formed with installation grooves with openings facing the left and right sides and extending along the longitudinal direction of the front and rear upper beams 1.
  • the length direction is the front and rear direction.
  • the frame includes a safety gear assembly 6, the safety gear assembly 6 includes a trigger rod 61 arranged in the installation groove in the front-rear direction, a pulling rope 62 arranged in the up-down direction and connected with the trigger rod 61, and installed on the front and rear side walls of the bracket.
  • the safety gear mounting plate 64 extending upward and downward, the single wedge type safety gear 63 mounted on the safety gear mounting plate 64, the line perpendicular to the upper end face of the bracket 3 and passing through its center point is the axis of the bracket 3, the safety gear assembly
  • the left and right sides of the vertical beam 2 are respectively provided with diagonal tie rods for connecting the bracket 3 and the vertical beam 2 .
  • the upper beam 1 is a steel plate formed by integral bending of sheet metal.
  • a plane plate 21 is welded to the lower end of the vertical beam 2, and the plane plate 21 is fixedly connected with the bracket 3 through a plurality of bolt assemblies.
  • the utility model has the following advantages: 1.
  • the upper beam is integrally bent with sheet metal, which has high machining accuracy and good stability after forming; 2.
  • the bracket adopts a closed symmetrical arrangement structure, which is convenient for production and processing, and effectively reduces the production cost.
  • the vertical beam can be processed by sheet metal bending, which has high production efficiency; 4.
  • the lower part of the vertical beam is welded with aircraft plates, and the lower part adopts multi-point connection to ensure the car frame The overall structure is more stable when the force is applied in any direction; 5.
  • the wheel beam adopts a symmetrical arrangement structure, which is convenient for processing and installation; at the same time, the two-way rope blocking method is adopted, and the operation is safer; 6.
  • the single wedge safety gear is adopted, which is reasonable Utilize space to minimize the gauge. 7.
  • the wheel beam can be arranged up and down to meet the needs of different top space and pit depth, which greatly improves the market competitiveness of the elevator.

Landscapes

  • Engineering & Computer Science (AREA)
  • Civil Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Structural Engineering (AREA)
  • Lift-Guide Devices, And Elevator Ropes And Cables (AREA)

Abstract

Cadre de cabine d'ascenseur présentant une distance ultra-faible entre des guides comprenant deux montants (2) disposés verticalement, une poutre supérieure (1) reliée de manière fixe entre les extrémités supérieures des montants (2), un support (3) relié de manière fixe entre les extrémités inférieures des montants (2) et un ensemble poutre de poulie (4) monté de manière fixe sous le support (3). Un plan dans lequel les centres du support (3) et les montants (2) sont situés est un plan central ; le support (3), les montants (2) et la poutre supérieure (1) sont disposés séparément de manière symétrique sur deux côtés du plan central ; l'ensemble poutre de poulie (4) comprend un corps de poutre de poulie (41) et des poulies à câble (42) agencées de manière symétrique au niveau des deux extrémités du corps de poutre de poulie (41) ; les saillies du corps de poutre de poulie (41) et de la poutre supérieure (1) sur la surface d'extrémité supérieure du support (3) sont inclinées les unes par rapport aux autres ; la saillie du corps de poutre de poulie (41) sur la surface d'extrémité supérieure du support (3) est centrosymétrique autour du point central de la surface d'extrémité supérieure du support (3). Le support présente une structure d'agencement symétrique fermée, la fabrication et le traitement sont pratiques, la probabilité d'erreur dans la fabrication est efficacement réduite et l'installation sur site du support symétrique est pratique ; la poutre de poulie présente une structure d'agencement symétrique, le traitement est pratique et l'installation est pratique ; en outre, un mode de protection de câble bidirectionnel est adopté, ce qui rend le fonctionnement plus sûr.
PCT/CN2020/141634 2020-12-30 2020-12-30 Cadre de cabine d'ascenseur présentant une distance ultra-faible entre des guides Ceased WO2022141254A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PCT/CN2020/141634 WO2022141254A1 (fr) 2020-12-30 2020-12-30 Cadre de cabine d'ascenseur présentant une distance ultra-faible entre des guides

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2020/141634 WO2022141254A1 (fr) 2020-12-30 2020-12-30 Cadre de cabine d'ascenseur présentant une distance ultra-faible entre des guides

Publications (1)

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WO2022141254A1 true WO2022141254A1 (fr) 2022-07-07

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PCT/CN2020/141634 Ceased WO2022141254A1 (fr) 2020-12-30 2020-12-30 Cadre de cabine d'ascenseur présentant une distance ultra-faible entre des guides

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117088221A (zh) * 2023-09-08 2023-11-21 天奥电梯（中国）有限公司 一种钢带电梯轿架结构
CN118753950A (zh) * 2024-07-19 2024-10-11 杭州奥立达电梯有限公司 一种对角顶点对称分布式电梯轿架结构

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4078623A (en) * 1974-12-09 1978-03-14 Hitachi, Ltd. Scaling device for an elevator car
CN107500078A (zh) * 2017-09-26 2017-12-22 日立电梯（中国）有限公司 一种安全钳嵌入式轿底架
CN206814225U (zh) * 2017-05-31 2017-12-29 苏州天吴电梯装璜有限公司 轿厢吊架机构
CN206901543U (zh) * 2017-05-22 2018-01-19 浙江西子重工机械有限公司 一种轿底轮斜置安装的轿架
CN208814456U (zh) * 2018-09-08 2019-05-03 山东莱茵艾佳电梯有限公司 一种紧凑型别墅电梯轿厢架
CN110002325A (zh) * 2019-05-08 2019-07-12 天奥电梯（中国）有限公司 一种全能型电梯轿架结构

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4078623A (en) * 1974-12-09 1978-03-14 Hitachi, Ltd. Scaling device for an elevator car
CN206901543U (zh) * 2017-05-22 2018-01-19 浙江西子重工机械有限公司 一种轿底轮斜置安装的轿架
CN206814225U (zh) * 2017-05-31 2017-12-29 苏州天吴电梯装璜有限公司 轿厢吊架机构
CN107500078A (zh) * 2017-09-26 2017-12-22 日立电梯（中国）有限公司 一种安全钳嵌入式轿底架
CN208814456U (zh) * 2018-09-08 2019-05-03 山东莱茵艾佳电梯有限公司 一种紧凑型别墅电梯轿厢架
CN110002325A (zh) * 2019-05-08 2019-07-12 天奥电梯（中国）有限公司 一种全能型电梯轿架结构

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117088221A (zh) * 2023-09-08 2023-11-21 天奥电梯（中国）有限公司 一种钢带电梯轿架结构
CN118753950A (zh) * 2024-07-19 2024-10-11 杭州奥立达电梯有限公司 一种对角顶点对称分布式电梯轿架结构

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