CN109626176B - Traction structure of 12:1 cargo elevator - Google Patents

Traction structure of 12:1 cargo elevator Download PDF

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Publication number
CN109626176B
CN109626176B CN201811563451.0A CN201811563451A CN109626176B CN 109626176 B CN109626176 B CN 109626176B CN 201811563451 A CN201811563451 A CN 201811563451A CN 109626176 B CN109626176 B CN 109626176B
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CN
China
Prior art keywords
car
counterweight
wheel
rope
car top
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CN201811563451.0A
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Chinese (zh)
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CN109626176A (en
Inventor
潘健
蒋乐
李显斌
罗志明
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Winone Elevator Co Ltd
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Winone Elevator Co Ltd
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Priority to CN201811563451.0A priority Critical patent/CN109626176B/en
Publication of CN109626176A publication Critical patent/CN109626176A/en
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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66BELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B11/00Main component parts of lifts in, or associated with, buildings or other structures
    • B66B11/0035Arrangement of driving gear, e.g. location or support
    • B66B11/0045Arrangement of driving gear, e.g. location or support in the hoistway
    • B66B11/005Arrangement of driving gear, e.g. location or support in the hoistway on the car
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66BELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B11/00Main component parts of lifts in, or associated with, buildings or other structures
    • B66B11/04Driving gear ; Details thereof, e.g. seals
    • B66B11/043Driving gear ; Details thereof, e.g. seals actuated by rotating motor; Details, e.g. ventilation
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66BELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B11/00Main component parts of lifts in, or associated with, buildings or other structures
    • B66B11/04Driving gear ; Details thereof, e.g. seals
    • B66B11/08Driving gear ; Details thereof, e.g. seals with hoisting rope or cable operated by frictional engagement with a winding drum or sheave
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66BELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B17/00Hoistway equipment
    • B66B17/12Counterpoises
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66BELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B7/00Other common features of elevators
    • B66B7/06Arrangements of ropes or cables
    • B66B7/10Arrangements of ropes or cables for equalising rope or cable tension

Abstract

The invention belongs to the technical field of elevator traction equipment, in particular to a traction structure of a 12 to 1 cargo elevator, which comprises a car frame, a bearing assembly arranged above the car frame and a counterweight device arranged on the side of the car frame, wherein a car top rope pulley group is arranged at the top of the car frame, a first bearing beam, a second bearing beam and a third bearing beam which are perpendicular to the car top rope pulley group are arranged on the bearing assembly, and a counterweight counter rope pulley group is arranged on the counterweight device. The invention can ensure that the lift car does not incline to separate from the guide rail when in operation, and the rope wheel and the guide wheel which are arranged on the bearing component and the counterweight component are matched to reduce the load of the traction host machine, thereby meeting the requirements of dragging a high-load lift by a low-power host machine, being energy-saving and environment-friendly, having stable structure, strong load capacity and good balance performance, greatly prolonging the service lives of the brake component and the bearing component of the lift and being widely applied to the lift with large tonnage and generating considerable economic value.

Description

Traction structure of 12:1 cargo elevator
Technical Field
The invention belongs to the technical field of elevator traction equipment, in particular to a traction structure of a 12 to 1 cargo elevator.
Background
The elevator needs to have stable balanced system in the operation, and traction mechanism is one of the important design links of elevator balanced system, in the goods elevator of conventional load, because the car is not too big, the car top linkage is located the car middle part generally, can produce too big influence to the car when the load is not located the car middle and produces the deviation when the sedan-chair bottom load, but when load and car are all too big, the mode of adopting the traction suspension in car middle part is difficult to guarantee the balance of car.
In recent years, with the acceleration of urban process and the development of elevator technology, large-scale and high-rise buildings such as factory buildings and the like are raised and configured with elevators, with the higher floors and the development of industrialization, the load capacity requirement on the elevator is also larger and the larger load capacity requirement on the elevator is also, more and more large-scale equipment, logistics or goods need to be transported in the vertical direction, and in the current large-tonnage freight elevator, a traction system mainly adopts 2:1 or 4:1, and the like, has higher requirements on bearing capacity of a host machine, safety tongs and a guide rail, and also brings unnecessary mechanical loss and electric energy consumption. Therefore, the elevator with the traditional traction ratio structure is only suitable for elevators with small carrying capacity, when the elevator with large tonnage is required to be used, the corresponding traction system is required to be suspended again and reasonably arranged when the operation speed of the elevator with large tonnage is required to be improved, the traditional traction ratio is adopted to have high requirements on the loading capacity of a main machine, the stable carrying of the elevator car under operation can not be ensured, and the safety risk is high.
Disclosure of Invention
The invention aims to overcome the defects and shortcomings of the prior art, and provides a traction structure of a 12:1 freight elevator, which has a stable structure and a high safety coefficient and can realize that a common permanent magnet synchronous traction machine can lift a large-tonnage elevator.
The technical scheme of the invention is as follows:
the traction structure of the 12:1 cargo elevator comprises a car frame, a bearing component arranged above the car frame and a counterweight device arranged at the side of the car frame, wherein a car top rope pulley group is arranged at the top of the car frame, a first bearing beam, a second bearing beam and a third bearing beam which are perpendicular to the car top rope pulley group are arranged on the bearing component, a car top winding beam parallel to the car top rope pulley group is arranged between the second bearing beam and the third bearing beam, a car top winding pulley group matched with the car top rope pulley group is arranged on the car top winding beam, a counterweight side rope head plate and a counterweight guide pulley group are arranged on the first bearing beam, the first spandrel girder and the second spandrel girder on install and draw the host computer, third spandrel girder and second spandrel girder on install preceding sedan-chair frame leading wheel and back sedan-chair frame leading wheel respectively, third spandrel girder on install car side fag end, counterweight on be equipped with to counter weight rope pulley group, sedan-chair top winding wheel group, counter weight guiding wheel group, draw host computer, preceding sedan-chair frame leading wheel, back sedan-chair frame leading wheel, counter weight rope pulley group and use wire rope to detour and connect, wire rope both ends fix respectively on car side fag end and counter weight side fag end.
Preferably, the car frame is composed of at least three groups of symmetrical car frames with the same spacing, and safety tongs and a group of car guide rails which are correspondingly used are arranged on the upright posts on two sides of the car frame.
Preferably, the car frame comprises a front car frame, a middle car frame and a rear car frame, wherein the front car frame, the middle car frame and the rear car frame are respectively and correspondingly provided with a front car top rope wheel, a middle car top rope wheel and a rear car top rope wheel of a car top rope wheel group, and the front car top rope wheel, the middle car top rope wheel and the rear car top rope wheel are arranged in a transverse winding mode.
Preferably, the car top winding wheel set consists of a front winding wheel, a middle winding wheel and a rear winding wheel, and the front winding wheel, the middle winding wheel and the rear winding wheel are respectively matched with the front car top rope wheel, the middle car top rope wheel and the rear car top rope wheel to complete winding action.
Preferably, the counterweight diverting pulley group comprises 6 counterweight diverting pulleys, the 6 counterweight diverting pulleys are longitudinally wound and placed on the same straight line, and 6 counterweight blocks matched with the counterweight below for balancing are arranged below the 6 counterweight diverting pulleys.
Preferably, the counterweight guide wheel group comprises 6 counterweight guide wheels, and the 6 counterweight guide wheels are matched with 6 counterweight diverting pulleys to complete winding actions.
Preferably, the traction host machine sequentially and downwards transversely bypasses the front car top rope pulley, upwards transversely bypasses the front winding wheel, downwards transversely bypasses the front car top rope pulley, upwards longitudinally bypasses the front car frame guide wheel, downwards transversely bypasses the middle car top rope pulley, upwards transversely bypasses the middle winding wheel, downwards transversely bypasses the middle car top rope pulley, upwards longitudinally bypasses the rear car frame guide wheel, downwards transversely bypasses the rear car top rope pulley, upwards transversely bypasses the rear winding wheel, downwards transversely bypasses the rear car top rope pulley and upwards is fixed on the car side rope hitch plate.
Preferably, the traction main machine is crossed by 6 counterweight diverting pulleys and 6 counterweight guide pulleys by the steel wire rope on the counterweight side, which is downwards and longitudinally S-shaped in sequence, and the steel wire rope is finally led out from the counterweight diverting pulleys and is upwards fixed on the rope head plate on the counterweight side.
Preferably, the first spandrel girder, the second spandrel girder and the third spandrel girder are I-steel, and traction hosts installed on the first spandrel girder and the second spandrel girder are permanent magnet synchronous traction machines.
The beneficial effects of the invention are as follows: the traction structure of the 12:1 cargo elevator can realize that the elevator car keeps a superior balance state by installing the elevator car top rope pulley group on the elevator car frame, can ensure that the elevator car does not incline to separate from the guide rail when in operation, and is matched with the rope pulley and the guide wheel which are arranged on the bearing assembly and the counterweight device to reduce the load of the traction host, thereby meeting the requirement of dragging a high-load elevator by a low-power host, saving energy and protecting environment. The elevator brake component has the advantages of stable structure, strong load capacity and good balance performance, greatly prolongs the service lives of the elevator brake component and the bearing component, and can be widely applied to large-tonnage elevators to generate considerable economic value.
Drawings
Fig. 1 is a schematic diagram of a traction structure of a 12 to 1 cargo lift according to an embodiment of the present invention;
fig. 2 is a winding schematic diagram of a traction structure of a 12 to 1 cargo lift according to an embodiment of the present invention.
Reference numerals illustrate: car frame 1, front car frame 11, middle car frame 12, rear car frame 13, safety gear 14, guide rail 15, load bearing member 2, first load bearing beam 21, second load bearing beam 22, third load bearing beam 23, car top winding beam 24, counterweight side rope hitch 25, car side rope hitch 26, traction machine 27, counterweight guide pulley group 28, counterweight guide pulley 29, counterweight device 3, counterweight diverting pulley group 31, counterweight diverting pulley 32, counterweight block 33, car top pulley group 4, front car top pulley 41, middle car top pulley 42, rear car top pulley 43, car top pulley group 5, front pulley 51, middle pulley 52, rear pulley 53, front car frame guide pulley 6, rear car frame guide pulley 7.
Detailed Description
As shown in fig. 1-2, the traction structure of the 12 to 1 cargo elevator according to this embodiment comprises a car frame 1, a bearing assembly 2 mounted above the car frame 1, and a counterweight 3 mounted on the car frame side, wherein the top of the car frame 1 is provided with a car top rope pulley set 4, the car frame 1 comprises a front car frame 11, a middle car frame 12 and a rear car frame 13, the front car frame 11, the middle car frame 12 and the rear car frame 13 are respectively provided with a front car top rope pulley 41, a middle car top rope pulley 42 and a rear car top rope pulley 43, the front car top rope pulley 41, the middle car top rope pulley 42 and the rear car top rope pulley 43 are respectively and correspondingly mounted on the car frame 1, the car frame 2 is provided with a first bearing beam 21, a second bearing beam 22 and a third bearing beam 23 perpendicular to the car top rope pulley set 4, the first bearing beam 21, the second bearing beam 22 is provided with a second bearing beam 22, the third bearing beam 22 is mounted on the first bearing beam 21, the second bearing beam 22 is mounted with a third bearing beam 24, the counterweight pulley set 2 is mounted with a second bearing beam 24, the second bearing beam 24 is mounted with a third bearing beam 22, the first bearing beam 24 is mounted with a rope pulley set 2, the third bearing beam 24 is mounted with the third bearing beam 22 is mounted with a third bearing beam 22, the third bearing beam 2 is mounted with a rope pulley set 2 is mounted with a guide plate 27 is mounted with the third bearing beam 24, and is mounted with the third bearing beam 2 is mounted with the third bearing beam is mounted with the bearing beam 4, and is mounted with the bearing beam is mounted with the bearing rope 4 is in transverse wire rope 4, and is mounted with the bearing assembly is mounted with the bearing rope 4 is mounted with the bearing rope is in transverse side and is in side with the bearing device is in side and is being in being perpendicular. The car top rope pulley group 4, the car top rope pulley group 5, the counterweight guide pulley group 28, the traction host 27, the front car frame guide pulley 6, the rear car frame guide pulley 7 and the counterweight reverse rope pulley group 31 are connected by using steel wire ropes in a winding manner, two ends of each steel wire rope are respectively fixed on the car side rope hitch plate 26 and the counterweight side rope hitch plate 25, the car can keep a superior balance state by installing the car top rope pulley group 4 on the car frame, the car can be prevented from inclining and separating from a guide rail during running, and the load of the traction host 27 is reduced by matching the rope pulleys and the guide pulleys arranged on the bearing assembly 2 and the counterweight device 3, so that the requirement of dragging a high-load elevator by a low-power host is met, and the car top rope pulley is energy-saving and environment-friendly.
In this embodiment, in order to ensure the stability of the car frame to the car load, the car frame 1 is composed of at least three groups of symmetrical car frames with the same spacing, the upright posts on two sides of the car frame are provided with safety tongs 14 and a group of car guide rails 15 correspondingly used, and each car frame is provided with the safety tongs and the car top rope pulley group 4 to form at least 6 suspension numbers, so that a superior balance state of the car is realized.
In this embodiment, the car top winding wheel set 5 is composed of a front winding wheel 51, a middle winding wheel 52 and a rear winding wheel 53, and the front winding wheel 51, the middle winding wheel 52 and the rear winding wheel 53 are respectively matched with the front car top rope wheel 41, the middle car top rope wheel 42 and the rear car top rope wheel 43 to complete winding action, so that acting force caused by a vibration braking device and a motor in the running process of the car can be reduced, and running stability is improved.
In this embodiment, counterweight sheave group 31 include 6 counterweight sheave 32, 6 counterweight sheave 32 place for vertical wire winding and on same straight line, 6 counterweight sheave 32 below be equipped with 6 sets of counterweight weight 33 that the counterweight balance of cooperation below used, counterweight guide sheave group 28 include 6 counterweight guide pulleys 29, 6 counterweight guide pulleys 29 cooperate 6 counterweight sheave 32 to accomplish the wire winding action, use six sets of counterweight sheave 32 and counterweight guide pulleys 29 to filter the vibrations of counterweight in-process, reduce the impact that brings the elevator, improve the comfort level of taking.
In this embodiment, the wire rope on the side of the traction machine 27 by the car frame 1 sequentially passes downward and laterally around the front car top rope sheave 41, upward and laterally around the front reel 51, downward and laterally around the front car top rope sheave 41, upward and longitudinally around the front car frame guide sheave 6, downward and laterally around the middle car top rope sheave 42, upward and laterally around the middle reel 52, downward and laterally around the middle car top rope sheave 42, upward and longitudinally around the rear car frame guide sheave 7, downward and laterally around the rear car top rope sheave 43, upward and laterally around the rear reel 53, downward and laterally around the rear car top rope sheave 43, and is fixed on the car side rope hitch 26, the wire rope on the side of the traction machine 27 by the counterweight 3 sequentially passes downward and longitudinally "S" to cross around the 6 counterweight diverting sheaves 32 and the 6 counterweight guide sheaves 29, and finally the wire rope is guided upward and fixed on the counterweight side rope hitch 25 by the counterweight diverting sheave 32, so that the low-power machine drags the high-load elevator, and the evenly distributed car frame can disperse the acting force on the single guide rail, and the safety factor is improved.
Through above-mentioned technical scheme, the traction structure of 12 than 1 cargo elevator plays fixed and the part that the wire winding used above car frame 1 and all installs on bearing assembly's spandrel girder and wire winding roof beam, and the transmission of sedan-chair top wire winding wheelset cooperation sedan-chair top rope sheave group for the car stress point is more balanced, helps the neat wire winding and the operation atress of wire rope, reduces wire rope's load requirement. The elevator brake component has the advantages of stable structure, strong load capacity and good balance performance, greatly prolongs the service lives of the elevator brake component and the bearing component, and can be widely applied to large-tonnage elevators to generate considerable economic value.
Although embodiments of the invention have been disclosed above, they are not limited to the use listed in the specification and embodiments. It can be applied to various fields suitable for the present invention. Additional modifications will readily occur to those skilled in the art. Therefore, the invention is not to be limited to the specific details and illustrations shown and described herein, without departing from the general concepts defined in the claims and their equivalents.

Claims (8)

1.12 is than 1 cargo lift's traction structure, including car frame and install the bearing assembly in car frame top and install the counterweight in car frame side, car frame top be equipped with car top rope wheelset, its characterized in that: the elevator car is characterized in that a first bearing beam, a second bearing beam and a third bearing beam which are perpendicular to the car top rope pulley group are arranged on the bearing assembly, a car top winding beam parallel to the car top rope pulley group is arranged between the second bearing beam and the third bearing beam, a car top winding wheel group matched with the car top rope pulley group is arranged on the car top winding beam, a counterweight side rope head plate and a counterweight guide wheel group are arranged on the first bearing beam, a traction host is arranged on the first bearing beam and the second bearing beam, a front car frame guide wheel and a rear car frame guide wheel are respectively arranged on the third bearing beam, a car side rope head plate is arranged on the third bearing beam, a counterweight counter rope wheel group is arranged on the counterweight device, the car top rope wheel group, the car top winding wheel group, the guide wheel group, a traction host, a front car frame guide wheel, a rear car frame guide wheel and a counterweight counter rope wheel group are connected by using ropes, and the two ends of the counterweight rope head plate and the two ends of the car side rope head plate are fixed;
the car frame comprises a car frame which is not less than three groups and is symmetrical in structure and identical in interval, the car frame of not less than three groups comprises a front car frame, a middle car frame and a rear car frame, and the front car frame, the middle car frame and the rear car frame are respectively and correspondingly provided with a front car top rope wheel, a middle car top rope wheel and a rear car top rope wheel of a car top rope wheel group, and the front car top rope wheel, the middle car top rope wheel and the rear car top rope wheel are arranged in a transverse winding mode.
2. The traction structure of a 12 to 1 cargo lift as defined in claim 1, wherein: the upright posts on two sides of the car frame are provided with safety tongs and a group of car guide rails which are correspondingly used.
3. The traction structure of a 12 to 1 cargo lift as defined in claim 1, wherein: the car top winding wheel set consists of a front winding wheel, a middle winding wheel and a rear winding wheel, and the front winding wheel, the middle winding wheel and the rear winding wheel are respectively matched with the front car top rope wheel, the middle car top rope wheel and the rear car top rope wheel to finish winding actions.
4. The traction structure of a 12 to 1 cargo lift as defined in claim 1, wherein: the counterweight diverting pulley group include 6 counterweight diverting pulleys, 6 counterweight diverting pulleys place for longitudinal winding and on same straight line, 6 counterweight diverting pulleys below be equipped with the 6 sets of counterweight blocks of the balanced use of cooperation below.
5. The traction structure of a 12 to 1 cargo lift as defined in claim 1, wherein: the counterweight guide wheel group comprises 6 counterweight guide wheels, and the 6 counterweight guide wheels are matched with 6 counterweight diverting pulleys to complete winding action.
6. The traction structure of a 12 to 1 cargo lift as defined in claim 1, wherein: the traction host machine sequentially and downwards transversely bypasses a front car top rope pulley, upwards transversely bypasses a front winding wheel, downwards transversely bypasses a front car top rope pulley, upwards longitudinally bypasses a front car frame guide wheel, downwards transversely bypasses a middle car top rope pulley, upwards transversely bypasses a middle winding wheel, downwards transversely bypasses a middle car top rope pulley, upwards longitudinally bypasses a rear car frame guide wheel, downwards transversely bypasses a rear car top rope pulley, upwards transversely bypasses a rear winding wheel, downwards transversely bypasses a rear car top rope pulley, and upwards is fixed on a car side rope head plate.
7. The traction structure of a 12 to 1 cargo lift as defined in claim 1, wherein: the traction main machine is crossed by 6 counterweight diverting pulleys and 6 counterweight guide pulleys by means of the steel wire rope on the counterweight device side in a downward longitudinal S-shaped mode, and the steel wire rope is finally led out from the counterweight diverting pulleys and is upwards fixed on the rope head plate on the counterweight side.
8. The traction structure of a 12 to 1 cargo lift as defined in claim 1, wherein: the first spandrel girder, the second spandrel girder and the third spandrel girder are I-steel, and traction hosts arranged on the first spandrel girder and the second spandrel girder are permanent magnet synchronous traction machines.
CN201811563451.0A 2018-12-20 2018-12-20 Traction structure of 12:1 cargo elevator Active CN109626176B (en)

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Families Citing this family (4)

* Cited by examiner, † Cited by third party
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CN110510485B (en) * 2019-08-05 2024-03-01 菱王电梯有限公司 Bow-shaped rope winding traction structure of shoe type 8 to 1 elevator without machine room
CN111439657A (en) * 2020-05-18 2020-07-24 菱王电梯股份有限公司 12: 1 traction structure for heavy-load goods elevator
CN112707293B (en) * 2020-12-23 2023-05-16 恒达富士电梯有限公司 Super-large load goods elevator structure
CN113928959A (en) * 2021-11-17 2022-01-14 德森克电梯(中国)有限公司 Energy-saving freight elevator traction system

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CN206437749U (en) * 2017-01-20 2017-08-25 重庆迈高电梯有限公司 Passenger-cargo dual-purpose ladder hoistway structure
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CN203143877U (en) * 2013-03-22 2013-08-21 成都速捷电梯有限公司 Elevator machine room arrangement structure
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CN206172724U (en) * 2016-09-29 2017-05-17 重庆迈高电梯有限公司 Organic dual -purpose terraced well structure of tenant's goods
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