CN216836675U

CN216836675U - Large-angle variable-track elevator

Info

Publication number: CN216836675U
Application number: CN202220563795.7U
Authority: CN
Inventors: 李云波; 蒋黎明; 张劲松
Original assignee: Suzhou Rhine Lift Manufacture Co ltd
Current assignee: Suzhou Rhine Lift Manufacture Co ltd
Priority date: 2022-03-15
Filing date: 2022-03-15
Publication date: 2022-06-28
Anticipated expiration: 2032-03-15

Abstract

A large-angle variable-track elevator belongs to the technical field of elevators. Including arc track, car, to heavy, the car setting on the sedan-chair frame, sedan-chair frame and to heavy setting on the arc track, still include actuating mechanism, arc rack, tow the mechanism, to returning rope sheave, wire rope subassembly, actuating mechanism include reducing gear box, motor and drive gear, motor and reducing gear box transmission fit to the reducing gear box is fixed together with the motor sedan-chair frame on, drive gear and the output shaft fixed connection of reducing gear box, the arc rack set up in the bottom of car and extend to relative opposite side border from a side edge that the car is close to the arc track, drive gear and arc rack keep meshing, tow the mechanism setting in sinking the computer lab. The advantages are that: the range of the running angle of the car is expanded; the rotation of the lift car is driven by a gear to replace the original chain, so that the running risk of the lift is reduced, and the safety is improved.

Description

Large-angle variable-track elevator

Technical Field

The utility model belongs to the technical field of the elevator, concretely relates to wide-angle becomes rail elevator.

Background

The basic structure of a car elevator is: a cage moving up and down is arranged in a vertical elevator shaft, guide rails are arranged on the wall of the elevator shaft, and the cage is limited to move along the guide rails by guide shoes on the cage. Traditional guide rails are all distributed in a straight line, but with the continuous development of urban building design, under many conditions, a conventional elevator car cannot meet the installation requirements, but needs to be installed in a manner of being matched with a semicircular curve or an arc curve. For example, pedestrian overpasses are usually arranged on a street overpass on a busy road, and the pedestrian overpass usually walks up and down, and although a small number of overpasses are provided with escalators at the upper and lower positions, the need of walking in the overpass area is unavoidable, which is inconvenient for the people who have difficulty in moving or going out normally. And as some special buildings, such as spherical buildings, sightseeing suspension cable glass bridges and the like, large-angle variable-track elevators can be adopted. When an elevator runs on a curved guide rail, the floor of the elevator car can change with different positions of the elevator on the curved guide rail, which can cause people or objects to tilt or topple in the elevator car. The operation curve of the car is closely related to the safety and comfort of passengers riding the elevator, and in order to improve the comfort of passengers riding the elevator to the maximum extent, an elevator structure is necessary to be designed so that the floor of the car is kept in a horizontal state all the time. The existing arc-shaped guide rail car elevator adopts chain structure driven rotation to realize 0-90-degree quarter arc or elliptic arc operation, however, the rotation mode has the unexpected condition of chain breakage and the risk brought by chain loosening, and the realized rotation speed is generally below 0.5 degrees per second.

In view of the above-mentioned prior art, there is a need for an improvement of the existing structure, for which the applicant has made an advantageous design, the solution to be described below being created in this context.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a wide-angle becomes rail elevator, the car can carry out 180 degrees within ranges's rotations, realizes the operation of semicircle curve or arc curve.

The utility model aims at reaching like this, a wide-angle becomes rail elevator, including arc track, car, to heavy, the car setting put up at the sedan-chair, sedan-chair frame and to heavy setting on the arc track, the sedan-chair frame is equipped with on sedan-chair frame stand and leads boots, lead boots and arc track sliding connection, its characterized in that: the device also comprises a driving mechanism, an arc-shaped rack, a traction mechanism, a counterweight return rope wheel and a steel wire rope assembly, wherein the driving mechanism comprises a reduction gearbox, a motor and a transmission gear, the motor is in transmission fit with the reduction gearbox, the reduction box and the motor are fixed on the car frame, the transmission gear is fixedly connected with an output shaft of the reduction box, the arc-shaped rack is arranged at the bottom of the car and extends to the opposite side edge from one side edge of the car close to the arc-shaped track, the transmission gear is meshed with the arc-shaped rack to drive the car to rotate, the traction mechanism is arranged in a sinking machine room at one end of the arc-shaped track, the counterweight return rope wheel is arranged in a landing at the other end of the arc-shaped track, the steel wire rope assembly is connected between the traction mechanism and the counterweight return rope wheel, and the traction lift car and the counterweight perform reciprocating relative motion on the arc-shaped track.

In a specific embodiment of the present invention, the traction mechanism includes a first traction return rope sheave, a second traction return rope sheave, a traction machine, a first tensioning return rope sheave, a second tensioning return rope sheave, a tensioning steel wire rope and a tensioning weight, the first traction return rope sheave and the second traction return rope sheave are located at one side of the traction machine and correspond to the lower part of the arc-shaped rail, wherein the first traction return rope sheave is higher than the second traction return rope sheave, the first tensioning return rope sheave and the second tensioning return rope sheave are located at the other side of the traction machine, the second tensioning return rope sheave is higher than the first tensioning return rope sheave, the steel wire rope assembly includes a first traction steel wire rope and a second traction steel wire rope, one end of the first traction steel wire rope is connected to the upper end of the car frame column, the other end of the first traction steel wire rope is extended along the arc-shaped rail, and is connected to the bottom end of the counterweight after bypassing the counterweight return rope sheave, one end of the second traction steel wire rope is connected to the lower end of the car frame column, the other end of the tensioning steel wire rope vertically and downwards winds the first tensioning return rope wheel and then horizontally extends towards a traction wheel of the traction machine, and horizontally extends towards the second tensioning return rope wheel after winding from the upper part to the lower part of the traction wheel, and extends along the arc-shaped track after winding around the second tensioning return rope wheel until being connected with the upper end of the counterweight, one end of the tensioning steel wire rope is connected with the traction machine, and the other end of the tensioning steel wire rope winds from the lower part of the first tensioning return rope wheel to the upper part of the second tensioning return rope wheel and then is connected with the tensioning weight downwards.

In another specific embodiment of the present invention, the traction machine includes a traction rail, and the traction machine slides along the traction rail under the traction of the first traction wire rope, the second traction wire rope and the tension wire rope by sliding fit of the traction guide shoe and the traction rail.

In another specific embodiment of the present invention, the shape of the arc-shaped track and the arc-shaped rack is a half of a semicircle or an ellipse.

The utility model discloses owing to adopted above-mentioned structure, compare with prior art, the beneficial effect who has is: the range of the running angle of the car is enlarged, and 180-degree (plus or minus 90-degree) rotation of the car is realized, so that the car always keeps horizontal and stable running with the ground in the running process along the arc-shaped track; the rotation of the lift car is driven by a gear to replace the original chain drive, so that the running risk of the lift is reduced, and the safety is improved.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic structural diagram of the sinking machine room of the present invention.

Fig. 3 is a schematic view of the assembly of the driving mechanism and the car of the present invention.

Fig. 4 is a schematic structural view of the present invention at one side of the landing.

In the figure: 1. an arc-shaped track; 2. a car, 21, a car frame, 211, a car frame upright post, 212 and a guide shoe; 3. a counterweight; 4. the driving mechanism 41, the reduction gearbox 42, the motor 43 and the transmission gear; 5. an arc-shaped rack; 6. the traction mechanism comprises a traction mechanism 61, a first traction return rope wheel 62, a second traction return rope wheel 63, a traction machine 631, a traction wheel 632, a traction track 633, a traction guide shoe 64, a first tensioning return rope wheel 65, a second tensioning return rope wheel 66, a tensioning steel wire rope 67 and a tensioning weight; 7. a counterweight return sheave; 8. the steel wire rope assembly comprises a steel wire rope assembly 81, a first traction steel wire rope 82 and a second traction steel wire rope.

Detailed Description

The following detailed description of the embodiments of the present invention is provided in conjunction with the accompanying drawings, but the description of the embodiments is not intended to limit the technical solutions, and any changes made in the form of the present invention rather than the essential changes should be considered as the protection scope of the present invention.

In the following description, any concept related to the directionality (or the directional property) of up, down, left, right, front, and rear is intended for the position state of the drawing being described, and is intended to facilitate understanding by the public, and thus should not be construed as a limitation to the technical solution provided by the present invention.

Referring to fig. 1 to 4, the utility model relates to a large-angle variable track elevator, including arc track 1, car 2, to heavy 3, actuating mechanism 4, arc rack 5, drive mechanism 6, to heavy rope sheave 7 and wire rope subassembly 8 that returns. The car 2 is arranged on a car frame 21, and the car frame 21 and the counterweight 3 are arranged on the arc-shaped track 1. The car frame 21 is provided with guide shoes 212 on car frame upright posts 211, and the guide shoes 212 are connected with the arc-shaped rails 1 in a sliding manner. The driving mechanism 4 comprises a reduction gearbox 41, a motor 42 and a transmission gear 43, the motor 42 is in transmission fit with the reduction gearbox 41, and the reduction gearbox 41 and the motor 42 are fixed on the car frame 21. The transmission gear 43 is fixedly connected with the output shaft of the reduction gearbox 41 and is driven by the motor 42 to rotate. The arc-shaped rack 5 is arranged at the bottom of the car 2 and is meshed with the transmission gear 43, the arc-shaped rack 5 extends from one side edge of the car 2 close to the arc-shaped track 1 to the opposite other side edge, and the car 2 is driven to rotate by the transmission gear 43. The traction mechanism 6 is arranged in a sinking machine room at one end of the arc-shaped track 1, the counterweight return rope wheel 7 is arranged in a landing at the other end of the arc-shaped track 1, and the steel wire rope assembly 8 is connected between the traction mechanism 6 and the counterweight return rope wheel 7 to pull the lift car 2 and the counterweight 3 to perform reciprocating relative motion on the arc-shaped track 1. Arc track 1 and arc rack 5 can be the semicircle, also can be oval half, in this embodiment, arc track 1 and arc rack 5 all adopt half-circular arc, arc rack 5 and drive gear 43 cooperation, enlarged car 2's operation angle's scope, realized 180 degrees (plus or minus 90 degrees) car 2's rotation for car 2 is keeping the level with ground all the time along the in-process of arc track 1 operation.

Further, the hoisting mechanism 6 includes a first hoisting return sheave 61, a second hoisting return sheave 62, a hoisting machine 63, a first tensioning return sheave 64, a second tensioning return sheave 65, a tensioning wire rope 66, and a tensioning weight 67. The first traction rope return wheel 61 and the second traction rope return wheel 62 are positioned at one side of the traction machine 63 and correspond to the lower part of the arc-shaped track 1, wherein the first traction rope return wheel 61 is higher than the second traction rope return wheel 62. The first tensioning return rope wheel 64 and the second tensioning return rope wheel 65 are positioned on the other side of the traction machine 63, and the second tensioning return rope wheel 65 is higher than the first tensioning return rope wheel 64. The steel wire rope component 8 comprises a first traction steel wire rope 81 and a second traction steel wire rope 82, one end of the first traction steel wire rope 81 is connected with the upper end of the car frame upright post 211, the other end of the first traction steel wire rope extends along the arc-shaped track 1, and the first traction steel wire rope bypasses the counterweight return rope pulley 7 and then is connected with the bottom end of the counterweight 3; one end of the second traction steel wire rope 82 is connected with the lower end of the car frame upright post 211, the other end vertically and downwards winds the first traction return rope wheel 61, then horizontally extends towards the traction wheel 631 of the traction machine 63, winds from the upper part to the lower part of the traction wheel 631, horizontally extends towards the second traction return rope wheel 62, winds the second traction return rope wheel 62, then extends along the arc-shaped track 1 until being connected with the upper end of the counterweight 3, and therefore a closed loop is formed. One end of the tension steel wire rope 66 is connected with the traction machine 63, and the other end of the tension steel wire rope is wound to the upper part of the second tension return rope wheel 65 from the lower part of the first tension return rope wheel 64 and then is connected with the tension weight 67 downwards.

Further, the traction machine 63 includes a traction rail 632, and the traction machine 63 is mounted on a traction frame. Since the first hoisting wire rope 81 and the second hoisting wire rope 82 may be stretched, the hoisting machine frame is provided with a hoisting guide shoe 633 so that the hoisting machine 63 has a space to move, the hoisting guide shoe 633 is slidably engaged with the hoisting rail 632, and the hoisting machine 63 slides left and right along the hoisting rail 632 by the action of the tensioning wire rope 66, thereby tensioning the first hoisting wire rope 81 and the second hoisting wire rope 82. The weight of the tensioning weight 67 is calculated according to the stress condition of the system.

Claims

1. The utility model provides a large-angle becomes rail elevator, includes arc track (1), car (2), to heavy (3), car (2) set up on sedan-chair frame (21), sedan-chair frame (21) and to heavy (3) setting on arc track (1), sedan-chair frame (21) are equipped with on sedan-chair frame stand (211) and lead boots (212), lead boots (212) and arc track (1) sliding connection, its characterized in that: the elevator car traction mechanism is characterized by further comprising a driving mechanism (4), an arc-shaped rack (5), a traction mechanism (6), a counterweight return rope wheel (7) and a steel wire rope assembly (8), wherein the driving mechanism (4) comprises a reduction gearbox (41), a motor (42) and a transmission gear (43), the motor (42) is in transmission fit with the reduction gearbox (41), the reduction gearbox (41) and the motor (42) are fixed on the car frame (21), the transmission gear (43) is fixedly connected with an output shaft of the reduction gearbox (41), the arc-shaped rack (5) is arranged at the bottom of the car (2) and extends to the opposite side edge from one side edge of the car (2) close to the arc-shaped rail (1), the transmission gear (43) is meshed with the arc-shaped rack (5) to drive the car (2) to rotate, the traction mechanism (6) is arranged in a sinking machine room located at one end of the arc-shaped rail (1), the counterweight return rope wheel (7) is arranged in a landing at the other end of the arc-shaped track (1), the steel wire rope component (8) is connected between the traction mechanism (6) and the counterweight return rope wheel (7), and the traction lift car (2) and the counterweight (3) perform reciprocating relative motion on the arc-shaped track (1).

2. The large angle variable track elevator according to claim 1, wherein the traction mechanism (6) comprises a first traction return sheave (61), a second traction return sheave (62), a traction machine (63), a first tensioning return sheave (64), a second tensioning return sheave (65), a tensioning steel wire rope (66) and a tensioning weight (67), the first traction return sheave (61) and the second traction return sheave (62) are positioned at one side of the traction machine (63) and below the arc-shaped track (1), wherein the first traction return sheave (61) is higher than the second traction return sheave (62), the first tensioning return sheave (64) and the second tensioning return sheave (65) are positioned at the other side of the traction machine (63), the second tensioning return sheave (65) is higher than the first tensioning return sheave (64), the steel wire rope assembly (8) comprises a first traction steel wire rope (81) and a second traction steel wire rope (82), one end of the first traction steel wire rope (81) is connected with the upper end of the car frame upright post (211), the other end extends along the arc-shaped track (1), after bypassing the counterweight return rope wheel (7), the bottom end of the counterweight (3) is connected, one end of the second traction steel wire rope (82) is connected with the lower end of the car frame upright post (211), and the other end vertically and downwards bypasses the first traction return rope wheel (61), then horizontally extends toward a traction sheave (631) of the traction machine (63), winds from the upper part to the lower part of the traction sheave (631), horizontally extends toward a second traction return sheave (62), after bypassing the second traction return rope wheel (62), the traction return rope wheel extends along the arc-shaped track (1) until being connected with the upper end of the counterweight (3), one end of the tensioning steel wire rope (66) is connected with the traction machine (63), and the other end of the tensioning steel wire rope is wound to the upper part of the second tensioning return rope wheel (65) from the lower part of the first tensioning return rope wheel (64) and then is downwards connected with the tensioning weight (67).

3. The large angle variable track elevator according to claim 2, wherein the traction machine (63) comprises a traction rail (632), and the traction machine (63) is slidably engaged with the traction rail (632) through a traction guide shoe (633) and slides along the traction rail (632) under the traction of the first traction wire rope (81), the second traction wire rope (82) and the tension wire rope (66).

4. The high angle variable track elevator according to claim 1, characterized in that the shape of the curved track (1) and the curved rack (5) is half of a semicircle or an ellipse.