CN111762662B - Elevator facilitating pedestrians to pass through road - Google Patents

Elevator facilitating pedestrians to pass through road Download PDF

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Publication number
CN111762662B
CN111762662B CN202010767408.7A CN202010767408A CN111762662B CN 111762662 B CN111762662 B CN 111762662B CN 202010767408 A CN202010767408 A CN 202010767408A CN 111762662 B CN111762662 B CN 111762662B
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driving
road
inner rail
rail
outer rail
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CN202010767408.7A
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CN111762662A (en
Inventor
陈德生
陈逸甫
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Zhejiang University of Technology ZJUT
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Zhejiang University of Technology ZJUT
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66BELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B9/00Kinds or types of lifts in, or associated with, buildings or other structures
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66BELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B9/00Kinds or types of lifts in, or associated with, buildings or other structures
    • B66B9/02Kinds or types of lifts in, or associated with, buildings or other structures actuated mechanically otherwise than by rope or cable
    • B66B9/022Kinds or types of lifts in, or associated with, buildings or other structures actuated mechanically otherwise than by rope or cable by rack and pinion drives

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Automation & Control Theory (AREA)
  • Structural Engineering (AREA)
  • Types And Forms Of Lifts (AREA)

Abstract

The invention discloses an elevator facilitating pedestrians to pass through a road, which comprises an inner rail, an outer rail, a driving trolley and a manned car, wherein the inner rail and the outer rail are spanned over the road, each inner rail and each outer rail are composed of two parallel and aligned inverted U-shaped rails, the inner rail and the outer rail are arranged in parallel along the axis direction of the road and are arranged in a staggered manner along the axis direction of the vertical road, and the inner rail is embedded in the outer rail; the driving trolley can make back and forth translation along the inner rail and the outer rail; the manned car is fixed in the driving trolley and moves along with the driving trolley. The invention ensures that the passing of motor vehicles is not influenced when pedestrians pass through the road, and is time-saving, labor-saving and safe; compared with the existing pedestrian overpass with the escalator, the pedestrian overpass has the advantages of low investment cost, small occupied area and the like; compared with the overhead elevator of the tower crane principle, the overhead elevator has the characteristics of continuous and stable movement of the elevator car, and has the advantages of simple movement control, good riding comfort of passengers and the like.

Description

Elevator facilitating pedestrians to pass through road
Technical Field
The invention relates to the technical field of traffic equipment, in particular to an elevator facilitating pedestrians to traverse roads.
Background
At present, the main way for pedestrians to pass through the road is through a pavement zebra crossing, a pedestrian overpass, an underground passage and the like. The pedestrian passes through the road zebra stripes and has the defects of influencing the passing efficiency of motor vehicles, unsafe pedestrian passing and the like. The pedestrian passes through the pedestrian overpass or the underground passage to pass through the road, so that the defects of time consumption, labor consumption and the like of pedestrian passing exist. Therefore, in the areas with large urban traffic flow and dense pedestrians, the pedestrian overpass with the escalator is erected to improve the pedestrian crossing efficiency and save the physical power of the pedestrians, but the defects of high investment cost, large occupied area and the like are overcome.
To solve the above problems, patent specification with publication number CN205257722U discloses an overhead elevator, which comprises a horizontal hoistway, two vertical hoistways, a car frame, landing doors, a traction device, a transverse guide rail, a vertical guide rail, and a programmable controller; the two vertical shafts and one horizontal shaft may be constructed of concrete and steel; the elevator car is a manned box body and is fixed on the car frame; the traction device consists of a horizontal traction motor, a vertical traction motor, a motor base, a traction device base, a belt pulley, a transmission belt, a traction gear, a rolling bearing, a pulley, a traction wheel and a traction rope; the vertical guide rail is positioned on the inner wall of the vertical well and is a T-shaped guide rail made of steel; the transverse guide rail is positioned at the top of the horizontal well, two pulley grooves are formed in the upper part of the transverse guide rail, the pulley grooves are in contact with pulleys of the elevator traction device, a row of gears are arranged at the bottom of the transverse guide rail, and the gears at the bottom of the transverse guide rail are in meshed contact with traction gears of the elevator traction device. The scheme is essentially a winch with a trolley, which is similar to the tower crane principle, a lift car is hung on the winch, and the lift car is transferred from one side of a road to the other side of the road through the combination of lifting movement and horizontal movement of the winch. The disadvantage of this device is that the movement of the car is discontinuous, which results in poor comfort for the passengers, by switching between the two movements to achieve the function of crossing the street.
Or disclose a cross street elevator in patent specification as bulletin number CN208135699U, including concrete frame, have horizontal well and two vertical well that symmetry set up in the concrete frame, the bottom of two vertical well is provided with vertical lift platform, be provided with the car on the vertical lift platform, be provided with horizontal conveying platform on the horizontal well, after the car is lifted to horizontal conveying platform through vertical lift platform, in the vertical well of horizontal conveying platform conveying to opposite side, drop to ground perpendicularly through vertical lift platform. The solution is also a combination of lifting movement and horizontal movement, so that the movement of the car is discontinuous, which also results in poor comfort for the passengers.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention provides the elevator which is convenient for pedestrians to traverse a road.
The technical scheme for solving the technical problems is as follows: the elevator comprises an inner rail, an outer rail, a driving trolley and a manned car, wherein the inner rail and the outer rail are spanned above a road, the inner rail and the outer rail are formed by two parallel and aligned inverted U-shaped rails, the inner rail and the outer rail are arranged in parallel along the axis direction of the road and are arranged in a staggered manner along the axis direction of the vertical road, and the inner rail is embedded in the outer rail; the driving trolley can make back and forth translation along the inner rail and the outer rail; the manned car is fixed in the driving trolley and moves along with the driving trolley.
The invention makes the motion of the car become continuous motion by driving the car to translate back and forth along the U-shaped inner and outer tracks, thus having the advantages of stable motion, no jerk and the like, thereby improving the riding comfort of passengers.
Preferably, the manned car is fixedly connected with a lower chord of the driving trolley.
Preferably, the driving trolley comprises two driving shafts and a frame, the two driving shafts are arranged in parallel and are arranged on the frame, each driving shaft comprises a driving motor, a speed reducer, a transmission shaft and driving wheels, the driving wheels are arranged at two ends of each driving shaft, one driving shaft drives the driving wheels on the driving shafts to roll along an inner track, the other driving shaft drives the driving wheels on the driving shafts to roll along an outer track, and the two driving shafts respectively drive and synchronously move.
One end of the horizontal section of the inner rail is provided with a movable section, and the movable section can be lifted and turned over to form an opening, so that a driving shaft moving along the outer rail can smoothly pass through the inner rail on the ground and down the inner rail.
Further preferably, the movable section is driven by two hydraulic cylinders in a combined mode, and the two hydraulic cylinders are arranged in a plumb and inverted mode.
Further preferably, gear teeth are uniformly distributed on the rim of the driving wheel, racks meshed with the gear teeth are arranged on the side surfaces of the inner rail and the outer rail, and the driving (traction) capability and the driving stability of the driving trolley are improved through gear tooth and rack transmission.
Further preferably, each of the driving shafts further comprises a tie rod having one end thereof sleeved on the shaft end of the driving shaft and a counter wheel fixed to the other end of the tie rod by a pin.
Further preferably, the hydraulic cylinder further comprises a steel frame, wherein the steel frame is sleeved outside the outer rail and is used for supporting the inner rail and the outer rail and fixing the two hydraulic cylinders.
Further preferably, brackets are arranged on the horizontal truss of the steel frame, the horizontal sections of the inner rail and the outer rail are lapped on the brackets, and the two hydraulic cylinders are fixed on the horizontal truss of the steel frame.
The beneficial effects of the invention are as follows:
When a pedestrian passes through a road, the traffic of the motor vehicle is not influenced, and the time, the labor and the safety are saved; compared with the existing pedestrian overpass with the escalator, the pedestrian overpass has the advantages of low investment cost, small occupied area and the like; compared with the overhead elevator of the tower crane principle, the overhead elevator has the characteristics of continuous and stable movement of the elevator car, and has the advantages of simple movement control, good riding comfort of passengers and the like.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a cross-sectional view taken along line A-A of FIG. 1;
FIG. 3 is a partial top view of the view B of FIG. 1;
Fig. 4 is a schematic diagram of lifting and turning of the movable section of the inner rail.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
As shown in fig. 1, an elevator for facilitating pedestrians to traverse a road comprises a steel frame 1, an inner rail 2, an outer rail 3, a driving trolley 4 and a manned car 5 fixed under the driving trolley 4. The inner and outer tracks 2, 3 are each composed of two parallel and aligned inverted U-shaped tracks, and specifically comprise left and right lifting sections and a horizontal section. The inner and outer tracks 2, 3 are all spanned above the road, and the feet are arranged on the green belts or the isolation belts at the two sides of the road. The inner and outer tracks 2, 3 are arranged in parallel along the axis direction of the road, are arranged in a staggered manner along the axis direction of the vertical road, the inner track 2 is embedded in the outer track 3, specifically, the width of the two tracks of the inner track 2 is larger than the depth of the manned lift car 5, and the staggered distance of the inner track and the outer track is larger than the width of the manned lift car 5.
As shown in fig. 2 and 3, the drive system of the drive trolley 4 comprises two drive shafts arranged in parallel, which are fixed to the frame. Each driving shaft comprises a driving motor 401/401 ', a speed reducer 402/402 ', a transmission shaft 403/403 ' and driving wheels 404/404 ', wherein the driving wheels 404/404 ' are arranged at two ends of the transmission shaft 403/403 ', one driving shaft drives the driving wheels 404 arranged on the driving shafts to roll along the inner rail 2, the other driving shaft drives the driving wheels 404 ' arranged on the driving shafts to roll along the outer rail 3, the treads of the driving wheels 404, 404 ' respectively roll along the treads of the inner and outer rails 2,3, in particular, the rims of the driving wheels 404, 404 ' are uniformly distributed with gear teeth, the sides of the inner and outer rails 2,3 are provided with racks meshed with the gear teeth along the treads of the rails, and the driving shafts drive the trolley 4 to move along the manned car 5 through the meshing of the racks and the racks.
In order to prevent the passenger car 5 from moving in the vertical direction of the drive shafts, each shaft is further provided with a tie rod 405/405 ' and a counter wheel 406/406 ', the counter wheels 406, 406 ' roll along the back surfaces of the inner and outer rails 2, 3, respectively, specifically, one end of the tie rod 405/405 ' is freely sleeved on one end of the drive shaft 403/403 ', the tie rod 405/405 ' can freely swing around the drive shaft 403/403 ', and the counter wheel 406/406 ' is fixed on the other end of the tie rod 405/405 ' through a pin shaft, so that the central shaft of the counter wheel 406/406 ' can freely swing around the drive shaft 403/403 ', thereby ensuring that the counter wheel 406/406 ' can also synchronously follow when the drive shaft 403/403 ' changes the movement direction.
As shown in fig. 4, in order to avoid interference of the driving force 403' generated by the inner rail 2 during the lifting and lowering movement along the outer rail 3, one end of the horizontal section of the inner rail 2 is provided with a movable section 202, the rest is a fixed section 201, the movable section 202 is specifically provided at a position corresponding to the circular arc section of the outer rail 3 on the horizontal section of the inner rail 2, the movable section 202 is driven by the two hydraulic cylinders 20201 and 20202 in a combined manner to realize lifting and turning movement, so as to form an opening, specifically, the hydraulic cylinders 20201 and 20202 arranged in a vertically inverted manner have the same working speed but different working strokes, and the working stroke of the hydraulic cylinder 20201 close to the fixed section 201 of the horizontal section of the inner rail 2 is larger than that of the other hydraulic cylinder 20202.
In order to assist in supporting the inner and outer rails 2,3 and fixing the driving hydraulic cylinders 20201, 20202 of the movable section 202 of the inner rail 2, a steel frame 1 of the elevator is buckled outside the outer rail 3 in an inverted concave shape, brackets which are equidistantly arranged are arranged on a horizontal truss of the steel frame 1, the horizontal sections of the inner and outer rails 2,3 are fixed on the brackets of the steel frame, and the two driving hydraulic cylinders 20201, 20202 of the movable section 202 of the inner rail 2 are fixed on the horizontal truss of the steel frame 1.
Although the present invention has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present invention.

Claims (4)

1. An elevator for facilitating pedestrians to traverse a road, which is characterized in that: the device comprises an inner rail, an outer rail, a driving trolley and a manned lift car, wherein the inner rail and the outer rail are spanned above a road, each inner rail and each outer rail are composed of two parallel inverted U-shaped rails which are aligned, the inner rail and the outer rail are arranged in parallel along the axis direction of the road and are arranged in a staggered manner along the axis direction of the vertical road, and the inner rail is embedded in the outer rail; the driving trolley can make back and forth translation along the inner rail and the outer rail; the manned car is fixedly connected with the lower chord of the driving trolley and moves along with the driving trolley;
The driving trolley comprises two driving shafts and a frame, wherein the two driving shafts are arranged in parallel and are arranged on the frame, each driving shaft comprises a driving motor, a speed reducer, a transmission shaft and driving wheels, the driving wheels are arranged at two ends of each driving shaft, one driving shaft drives the driving wheels on the driving shafts to roll along an inner track, the other driving shaft drives the driving wheels on the driving shafts to roll along an outer track, and the two driving shafts respectively drive and synchronously move;
Each driving shaft further comprises a tie rod and a counter wheel, one end of the tie rod is sleeved on the shaft end of the driving shaft in a hollow mode, and the counter wheel is fixed on the other end of the tie rod through a pin shaft;
one end of the horizontal section of the inner rail is provided with a movable section which can be lifted and turned over to form an opening, so that a driving shaft moving along the outer rail can smoothly pass through the inner rail on the ground and down the inner rail;
The movable section is driven by two hydraulic cylinders in a combined mode, and the two hydraulic cylinders are vertically and reversely hung.
2. The elevator facilitating pedestrian crossing of a road of claim 1, wherein: gear teeth are uniformly distributed on the rim of the driving wheel; racks meshed with the gear teeth are arranged on the side surfaces of the inner rail and the outer rail.
3. The elevator facilitating pedestrian crossing of a road of claim 1, wherein: the hydraulic device further comprises a steel frame, wherein the steel frame is sleeved outside the outer rail and is used for supporting the inner rail and the outer rail and fixing the two hydraulic cylinders.
4. An elevator for facilitating the passage of pedestrians across a road according to claim 3, wherein: the horizontal truss of the steel frame is provided with brackets, the horizontal sections of the inner rail and the outer rail are lapped on the brackets, and the two hydraulic cylinders are fixed on the horizontal truss of the steel frame.
CN202010767408.7A 2020-08-03 2020-08-03 Elevator facilitating pedestrians to pass through road Active CN111762662B (en)

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CN202010767408.7A CN111762662B (en) 2020-08-03 2020-08-03 Elevator facilitating pedestrians to pass through road

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Application Number Priority Date Filing Date Title
CN202010767408.7A CN111762662B (en) 2020-08-03 2020-08-03 Elevator facilitating pedestrians to pass through road

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CN111762662A CN111762662A (en) 2020-10-13
CN111762662B true CN111762662B (en) 2024-05-24

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Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2131760A (en) * 1982-11-03 1984-06-27 Norman Robert Foster Elevator arrangement
EP0885831A2 (en) * 1997-06-16 1998-12-23 Firooz Kita Elevator system for vertical and horizontal transportation
DE19827037A1 (en) * 1998-02-01 1999-08-12 Emil Schmid Method and device for the transport of people, preferably including bicycles and / or wheelchairs, and / or passenger and / or trucks and / or for the transport of objects and / or material
KR200290893Y1 (en) * 2002-06-25 2002-10-04 주식회사 송산특수엘리베이터 U-shaped shuttle type elevator
CN205257722U (en) * 2015-12-19 2016-05-25 山东科技大学 Cross street elevator
CN212559003U (en) * 2020-08-03 2021-02-19 浙江工业大学 Elevator convenient for pedestrian to pass through road

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2131760A (en) * 1982-11-03 1984-06-27 Norman Robert Foster Elevator arrangement
EP0885831A2 (en) * 1997-06-16 1998-12-23 Firooz Kita Elevator system for vertical and horizontal transportation
DE19827037A1 (en) * 1998-02-01 1999-08-12 Emil Schmid Method and device for the transport of people, preferably including bicycles and / or wheelchairs, and / or passenger and / or trucks and / or for the transport of objects and / or material
KR200290893Y1 (en) * 2002-06-25 2002-10-04 주식회사 송산특수엘리베이터 U-shaped shuttle type elevator
CN205257722U (en) * 2015-12-19 2016-05-25 山东科技大学 Cross street elevator
CN212559003U (en) * 2020-08-03 2021-02-19 浙江工业大学 Elevator convenient for pedestrian to pass through road

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