CN109733974B - Elevator capable of reducing roof construction quantity - Google Patents

Elevator capable of reducing roof construction quantity Download PDF

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Publication number
CN109733974B
CN109733974B CN201910220061.1A CN201910220061A CN109733974B CN 109733974 B CN109733974 B CN 109733974B CN 201910220061 A CN201910220061 A CN 201910220061A CN 109733974 B CN109733974 B CN 109733974B
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China
Prior art keywords
car
diverting pulley
guide rail
car guide
rope
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CN109733974A (en
Inventor
谢喆
肖林
宾豪
匡南辉
赵文秋
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Doppler Elevator Co ltd
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Doppler Elevator Co ltd
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Abstract

The invention discloses an elevator capable of reducing roof construction amount, and belongs to the field of forced driving elevators. The invention comprises a car guide rail, a host machine, a diverting pulley device, a car bottom assembly and a traction rope; the car guide rails are symmetrically arranged at two sides of the well; the host is fixed at the bottom of the well; the diverting pulley device is fixedly arranged at the upper part of the car guide rail; the car bottom assembly comprises a car bottom supporting member which can slide on the car guide rail in a reciprocating manner along the axial direction of the car guide rail; safety tongs devices and car rope hitch plates are also arranged on the left side wall and the right side wall of the car bottom supporting member; one end of the traction rope is connected to the host machine, and the other end of the traction rope passes through the diverting pulley device and then is connected with the rope hitch plate of the car. The elevator does not need to reserve a supporting beam duct and a ring beam on the top layer of the hoistway, reduces the requirement of elevator installation on the height of the top layer of the hoistway, saves the installation space of the roof, and has more stable structural stress.

Description

Elevator capable of reducing roof construction quantity
Technical Field
The invention belongs to the field of forced driving elevators, and particularly relates to an elevator capable of reducing the construction quantity of a roof.
Background
In order to prevent the elevator from ascending or descending too fast and causing accidents, safety tongs are generally arranged on two sides of the elevator, when the elevator runs at overspeed, the speed limiter is triggered to act, the speed limiter wire rope enables the safety tongs to act through the safety tongs lifting mechanism, and the safety tongs clamp the elevator guide rail to manufacture the power failure elevator car. At present
In the prior art, due to the limitation of the house structure, the height of the hoistway top layer and the pit depth of the villa elevator are smaller. However, in the existing villa elevator, the safety tongs for forcedly driving the elevator usually adopt a safety tongs overhead structure, and the structure often needs to occupy larger space of a top layer and a pit of a well, and meanwhile, the structure is complex and the cost is high. Meanwhile, in order to match the installation requirement of a diverting pulley supporting beam in the prior art, a beam hole is reserved on the diverting pulley supporting beam at the top of a hoistway. However, in the current villa construction, most elevator shafts have no reserved holes or the size errors of the reserved holes are overlarge, so that adverse effects are brought to the installation of the later-stage elevators, the later-stage elevator shafts are required to be re-constructed, and the workload of the installation of the later-stage elevators is increased. The height of the top layer is limited, and the diverting pulley support beam and the speed limiter support have no more installation space. Therefore, the elevator structure needs to be designed again.
Disclosure of Invention
The invention aims at: the elevator with the roof construction capacity can reduce the problem that an elevator structure does not match with an elevator shaft of an existing villa in the prior art, the elevator is free from reserving a supporting beam duct and a ring beam on the top layer of the shaft, the requirement of elevator installation on the height of the top layer of the shaft is reduced, the installation space of the roof is saved, and the stress of the elevator structure is more stable.
The technical scheme adopted by the invention is as follows:
an elevator capable of reducing roof construction amount comprises a car guide rail, a host machine, a diverting pulley device, a car bottom assembly and a traction rope:
the car guide rails are symmetrically arranged at two sides of the well;
the host is fixed at the bottom of the well;
the diverting pulley device is fixedly arranged at the upper part of the car guide rail;
the car bottom assembly comprises a car bottom supporting member which can slide on the car guide rail in a reciprocating manner along the axial direction of the car guide rail; safety tongs devices and car rope hitch plates are also arranged on the left side wall and the right side wall of the car bottom supporting member;
one end of the traction rope is connected to the host machine, and the other end of the traction rope passes through the diverting pulley device and then is connected with the rope hitch plate of the car.
Further, the diverting pulley device comprises a diverting pulley support beam assembly, and the diverting pulley support beam assembly is fixed on the upper part of the car guide rail; the left end and the right end of the diverting pulley support beam assembly are hinged with diverting pulley groups; one end of the diverting pulley support beam assembly is also provided with a speed limiter assembly.
Further, the diverting pulley support beam assembly comprises a short beam and a long beam, the two short beams are respectively arranged on the corresponding car guide rails, the long beam is erected between the two short beams, and the two diverting pulley groups are hinged to two ends of the long beam.
Further, the speed limiter assembly comprises a speed limiter support, the speed limiter support is fixed on one side short beam, and the speed limiter is arranged on the speed limiter support.
Further, the traction ropes comprise two traction ropes, one traction rope sequentially passes through the left rope diverting pulley group A, the right rope diverting pulley group B and the left rope diverting pulley group A and then is connected with the left car rope end plate, and the other traction rope sequentially passes through the left rope diverting pulley group A and the right rope diverting pulley group B and then is connected with the right car rope end plate; the left side diverting pulley group A includes three diverting pulleys of coaxial setting, and the right side diverting pulley group B includes two diverting pulleys of coaxial setting.
Further, the left side wall and the right side wall of the car bottom supporting member are respectively provided with car guide shoes, the car guide shoes are arranged on the car guide rails, and the car bottom supporting member can slide back and forth on the car guide rails along the axial direction of the car guide rails through the car guide shoes.
Further, safety tongs devices are symmetrically arranged on two sides of the car bottom supporting member, and each safety tongs device comprises a safety tongs, a safety tongs linkage device and a safety tongs lifting device.
In summary, due to the adoption of the technical scheme, the beneficial effects of the invention are as follows:
1. in the prior art of forced driving elevators for villas, a diverting pulley device is fixed on a hoistway, so that a diverting pulley support beam hole is reserved at the top of the hoistway, but the requirement is not matched with the structural design and the attractive design of the prior villas. Meanwhile, the prior art also needs to additionally and independently design and manufacture a speed limiter bracket so as to install the speed limiter at the top of a hoistway, and the arrangement mode is inconvenient to install, so that the construction amount is increased. In the specific embodiment, the diverting pulley device is fixed on the upper part of the car guide rail, the supporting beam at the top of a hoistway in the prior art and a hole reserved or opened by later construction are eliminated, meanwhile, the speed limiter bracket and the diverting pulley supporting beam component are integrally arranged, the component structure is simplified, the installation space is saved, the device is adaptive to the existing villa design, the construction quantity of a roof is reduced, the wall structure of the villa is not damaged, and the installation efficiency is improved.
2. In the prior art of villa forced driving elevator, safety tongs are arranged on the upper portion, and the technical scheme that the arrangement mode and the diverting pulley device are fixed on the top layer of a shaft is higher in requirements on the height of the top layer of the villa shaft, so that the elevator shaft is often required to be additionally constructed when the villa elevator is installed in the prior art, the workload is increased, and the working efficiency is reduced. In the specific embodiment, the safety tongs are arranged at the bottom of the car, and the safety tongs device is integrally arranged on the car bottom supporting member 1, so that the requirement of the elevator on the height of the top layer of the hoistway is reduced, namely, when the hoistway is designed or the installation elevator changes the hoistway, the factors of the safety tongs are not needed to be considered. Meanwhile, the safety tongs device is integrally arranged at the bottom of the car, so that the stress of the car frame structure is more stable.
Drawings
FIG. 1 is an overall schematic of the present invention;
fig. 2 is a schematic view of a floor support member (floor spread) of the present invention;
fig. 3 is a schematic view of a diverting pulley apparatus of the present invention;
FIG. 4 is a schematic diagram of a traction rope wrap of the present invention;
the marks in the figure: 1-car guide rail, 2-host, 3-diverting pulley device, 301-diverting pulley set, 301A-left-side diverting pulley set, 301B-right-side diverting pulley set, 302-short beam, 303-long beam, 304-speed limiter support, 305-speed limiter, 4-car bottom assembly, 401-car bottom supporting member, 4021-safety tongs, 4022-safety tongs linkage, 403-car rope hitch, 404-car guide shoe.
Detailed Description
The present invention will be described in further detail with reference to the following examples in order to make the objects, technical solutions and advantages of the present invention more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
An elevator capable of reducing roof construction amount comprises a car guide rail 1, a main machine 2, a diverting pulley device 3, a car bottom assembly 4 and a traction rope.
The car guide rail 1 comprises two guide rails with T-shaped sections, and the two guide rails are symmetrically arranged on two sides of a well; the car guide rail 1 is arranged in the well through a guide rail bracket fixing frame.
The main machine 2 is fixed at the bottom of the hoistway, and the main machine 1 is arranged between one side car guide rail 1 and the hoistway wall.
Unlike the prior art in which the diverting pulley device is fixed to the top of the hoistway, the diverting pulley device 3 in this embodiment is fixedly disposed on the upper portion of the car guide rail 1. The diverting pulley arrangement 3 comprises diverting pulley support beam assembly fixed to the upper part of the car guide rail 1. The diverting pulley support beam assembly comprises two short beams 302 and two long beams 303, wherein the two short beams 302 are respectively and horizontally symmetrically arranged on the corresponding car guide rail 1, and the long beams 303 are horizontally arranged between the two short beams 302. The long beam 303 and the short beam 302 are fixed by a bolt-nut assembly. The long beam 302 comprises two symmetrically arranged channel steel, the anti-rope wheel set 301 is arranged between the two channel steel, the channel steel not only plays a supporting role, but also plays a rope blocking plate role, and the stability of the operation of the traction rope is guaranteed, and the traction rope is prevented from being separated. Two sets of counter-sheave blocks 301 are hinged at both ends of a long beam 303. The left diverting pulley set 301A includes three diverting pulleys coaxially disposed, and the right diverting pulley set 301B includes two diverting pulleys coaxially disposed. Specifically, the diverting pulley is sleeved on the diverting pulley shaft, a winding groove is formed on the diverting pulley, and the traction rope is wound in the winding groove.
The speed limiter assembly comprises a speed limiter bracket 304, wherein the speed limiter bracket 304 is fixed on a short beam 302 on one side, and a speed limiter 305 is arranged on the speed limiter bracket 304.
In the prior art of forced driving elevators for villas, a diverting pulley device is fixed on a hoistway, so that a diverting pulley support beam hole is reserved at the top of the hoistway, but the requirement is not matched with the structural design and the attractive design of the prior villas. Meanwhile, the prior art also needs to additionally and independently design and manufacture a speed limiter bracket so as to install the speed limiter at the top of a hoistway, and the arrangement mode is inconvenient to install, so that the construction amount is increased. In the specific embodiment, the diverting pulley device is fixed on the upper part of the car guide rail, the supporting beam at the top of a hoistway in the prior art and a hole reserved or opened by later construction are eliminated, meanwhile, the speed limiter bracket and the diverting pulley supporting beam component are integrally arranged, the component structure is simplified, the installation space is saved, the device is adaptive to the existing villa design, the construction quantity of a roof is reduced, the wall structure of the villa is not damaged, and the installation efficiency is improved.
The bottom assembly 4 includes a bottom support member 401, and the bottom support member 401 is not limited in this embodiment, and may be a bottom bracket having a frame structure such as a plate, a channel, or a beam. Taking a car bottom bracket as an example, car guide shoes 404 are symmetrically arranged on the left side wall and the right side wall of the car bottom supporting member 401, the car guide shoes 404 are installed on the car guide rail 1, and the car bottom supporting member can slide back and forth on the car guide rail 1 along the axial direction of the car guide rail 1 through the car guide shoes 404. Meanwhile, safety tongs devices are symmetrically arranged on two sides of the car bottom supporting member 1, and each safety tongs device comprises a safety tongs 4021, a safety tongs linkage device 4022 and a safety tongs lifting device. The safety gear linkage 4022 is disposed inside the bottom of the car.
In the prior art of villa forced driving elevator, safety tongs are arranged on the upper portion, and the technical scheme that the arrangement mode and the diverting pulley device are fixed on the top layer of a shaft is higher in requirements on the height of the top layer of the villa shaft, so that the elevator shaft is often required to be additionally constructed when the villa elevator is installed in the prior art, the workload is increased, and the working efficiency is reduced. In the specific embodiment, the safety tongs are arranged at the bottom of the car, and the safety tongs device is integrally arranged on the car bottom supporting member 1, so that the requirement of the elevator on the height of the top layer of the hoistway is reduced, namely, when the hoistway is designed or the installation elevator changes the hoistway, the factors of the safety tongs are not needed to be considered. Meanwhile, the safety tongs device is integrally arranged at the bottom of the car, so that the stress of the car frame structure is more stable.
The hauling rope comprises two hauling ropes, and a steel wire rope is generally adopted. One end of the traction rope is connected to the host 1, one traction rope sequentially passes through the left diverting pulley group 301A, the right diverting pulley group 301B and the left diverting pulley group 301A and then is connected with the left car rope hitch plate, and the other traction rope sequentially passes through the left diverting pulley group 301A and the right diverting pulley group 301B and then is connected with the right car rope hitch plate. The two traction ropes meet the national standard to ensure the safety performance of the elevator.
The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the invention.

Claims (3)

1. An elevator capable of reducing roof construction amount, which is characterized in that: comprises a car guide rail (1), a main machine (2), a diverting pulley device (3), a car bottom assembly (4) and a traction rope; the car guide rails (1) are symmetrically arranged at two sides of a hoistway; the host machine (2) is fixed at the bottom of the well; the diverting pulley device (3) is fixedly arranged at the upper part of the car guide rail (1); the car bottom assembly (4) comprises a car bottom supporting member (401), wherein the car bottom supporting member (401) can slide on the car guide rail (1) in a reciprocating manner along the axial direction of the car guide rail (1); the left side wall and the right side wall of the car bottom supporting member (401) are also provided with safety tongs devices and car rope hitch plates (403); one end of the traction rope is connected to the host machine (2), and the other end of the traction rope passes through the diverting pulley device (3) and is connected with the car rope head plate (403);
the diverting pulley device (3) comprises a diverting pulley support beam assembly which is fixed on the upper part of the car guide rail (1); the left end and the right end of the diverting pulley support beam assembly are hinged with diverting pulley sets (301); one end of the diverting pulley support beam assembly is also provided with a speed limiter assembly;
the diverting pulley support beam assembly comprises short beams (302) and long beams (303), wherein the two short beams (302) are respectively and horizontally arranged on corresponding car guide rails (1), the long beams (303) are erected between the two short beams (302), and two groups of diverting pulley sets (301) are hinged to two ends of the long beams (303);
the speed limiter assembly comprises a speed limiter bracket (304), wherein the speed limiter bracket (304) is fixed on a short beam (302) at one side, and a speed limiter (305) is arranged on the speed limiter bracket (304);
the traction ropes comprise two traction ropes, one traction rope sequentially passes through a left side reverse rope wheel group (301A), a right side reverse rope wheel group (301B) and a left side reverse rope wheel group (301A) and then is connected with a left side car rope head plate, and the other traction rope sequentially passes through the left side reverse rope wheel group (301A) and the right side reverse rope wheel group (301B) and then is connected with a right side car rope head plate; the left side diverting pulley set (301A) comprises three diverting pulleys arranged coaxially, and the right side diverting pulley set (301B) comprises two diverting pulleys arranged coaxially.
2. An elevator for reducing the amount of roof construction according to claim 1, wherein: the car bottom supporting member is characterized in that car guide shoes (404) are arranged on the left side wall and the right side wall of the car bottom supporting member (401), the car guide shoes (404) are arranged on the car guide rail (1), and the car bottom supporting member can slide back and forth on the car guide rail (1) along the axial direction of the car guide rail (1) through the car guide shoes (404).
3. An elevator for reducing the amount of roof construction according to claim 2, characterized in that: the safety tongs devices are symmetrically arranged on two sides of the car bottom supporting member, and each safety tongs device comprises a safety tongs (4021), a safety tongs linkage device (4022) and a safety tongs lifting device.
CN201910220061.1A 2019-03-21 2019-03-21 Elevator capable of reducing roof construction quantity Active CN109733974B (en)

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Application Number Priority Date Filing Date Title
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CN109733974B true CN109733974B (en) 2024-01-30

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Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115279681A (en) * 2020-03-12 2022-11-01 因温特奥股份公司 Method for forming a guide structure for guiding an elevator car in an elevator shaft
CN114104930B (en) * 2021-11-24 2023-10-03 上海三菱电梯有限公司 Elevator system
CN114394507A (en) * 2022-01-19 2022-04-26 深圳市嘉伯科技有限公司 Magnetic suspension elevator

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001187678A (en) * 1999-12-28 2001-07-10 Mitsubishi Electric Corp Elevator device
JP2002003124A (en) * 2000-06-23 2002-01-09 Mitsubishi Electric Corp Elevator installing device, and installing method thereof
CN102363486A (en) * 2011-11-19 2012-02-29 希姆斯电梯(中国)有限公司 Underlying elevator without machine room
CN205240995U (en) * 2015-12-21 2016-05-18 山东奔速电梯股份有限公司 Well arrangement structure of home use elevator
CN205873573U (en) * 2016-06-29 2017-01-11 昆山苏梯机电科技有限公司 Low top layer does not have pit elevator
CN206553029U (en) * 2017-03-24 2017-10-13 河北科莱电梯有限公司 The gantry frame structure layout of compact machine-roomless lift
CN209974041U (en) * 2019-03-21 2020-01-21 多普勒电梯股份有限公司 Elevator capable of reducing roof construction amount

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001187678A (en) * 1999-12-28 2001-07-10 Mitsubishi Electric Corp Elevator device
JP2002003124A (en) * 2000-06-23 2002-01-09 Mitsubishi Electric Corp Elevator installing device, and installing method thereof
CN102363486A (en) * 2011-11-19 2012-02-29 希姆斯电梯(中国)有限公司 Underlying elevator without machine room
CN205240995U (en) * 2015-12-21 2016-05-18 山东奔速电梯股份有限公司 Well arrangement structure of home use elevator
CN205873573U (en) * 2016-06-29 2017-01-11 昆山苏梯机电科技有限公司 Low top layer does not have pit elevator
CN206553029U (en) * 2017-03-24 2017-10-13 河北科莱电梯有限公司 The gantry frame structure layout of compact machine-roomless lift
CN209974041U (en) * 2019-03-21 2020-01-21 多普勒电梯股份有限公司 Elevator capable of reducing roof construction amount

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