CN217867588U

CN217867588U - Hoistway climbing driving rail type lifting device

Info

Publication number: CN217867588U
Application number: CN202221556946.2U
Authority: CN
Inventors: 朱家琦
Original assignee: Henan Chuanda Construction Machinery Co ltd
Current assignee: Henan Chuanda Construction Machinery Co ltd
Priority date: 2022-06-21
Filing date: 2022-06-21
Publication date: 2022-11-22
Anticipated expiration: 2032-06-21

Abstract

The utility model relates to a hoistway climbing driving rail type lifting device, which comprises a carrier, a guide mechanism and a driving mechanism, wherein the carrier is internally provided with an accommodating space for bearing people and/or objects; the guide mechanism comprises a guide rail and a guide shoe which are matched with each other in an up-and-down guiding and moving manner, the guide rail is configured to be fixed on a building, and the guide shoe is installed on the carrier; the driving mechanism comprises a power rope and a climbing type lifting machine, the power rope is configured to be fixed at the upper end of the building above the lifting stroke of the carrier, and the climbing type lifting machine is installed on the carrier. The utility model adopts the climbing type hoister to replace the existing driving mechanism, on one hand, the driving mode only needs to fix the power rope on the building well, and the arrangement is more convenient; on the other hand is based on the applicable track lift mode in big stroke of this drive mode, consequently the utility model provides an easy to assemble arrange, space utilization is big and the big rail mounted elevating gear of stroke distance.

Description

Hoistway climbing driving rail type lifting device

Technical Field

The utility model relates to a track operating system field especially relates to a well climbing drives rail mounted's elevating gear.

Background

At present, three lifting modes of an elevator and a lifter are traction type, rack and pinion type and hydraulic lifting type, but traction type counterweight occupies a building hoistway, so that the space of a cage and a lift car is reduced, and the carrying capacity of people is reduced; the rack and pinion type is mainly used for SC series construction elevators, and the problems of high noise and troublesome construction obviously exist; the hydraulic lifting type has the problem of short stroke distance, and is not suitable for large-stroke elevators and lifting system of elevator tracks.

Therefore, there is a need in the art for a rail-type lifting device with easy installation and arrangement, large space utilization rate and large travel distance.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides a conveniently arrange and drive rail mounted elevating gear climbs that the stroke distance is big.

Specifically, the utility model provides a well climbing drive rail mounted's elevating gear, include:

the carrier is internally provided with a containing space for bearing people and/or objects;

the guide mechanism comprises a guide rail and a guide shoe which are matched with each other in an up-and-down guiding and moving mode, the guide rail is configured to be fixed on a building, and the guide shoe is installed on the carrier;

the driving mechanism comprises a power rope and a climbing type lifting machine, the power rope is configured to be fixed at the upper end on the well above the ascending stroke of the carrier, and the climbing type lifting machine is installed on the carrier.

Preferably, the lifting device further comprises:

the self-locking anti-falling assembly comprises a safety rope and a rope locking device which are matched with each other, the upper end of the safety rope is fixed on the well above the ascending stroke of the carrier, and the rope locking device is installed on the carrier.

Preferably, the lifting device further comprises:

a speed limited fall arrest assembly comprising a speed limiter configured to be mounted on the hoistway at a position above an upstroke of the vehicle and a safety gear connected by a speed limit line, the safety gear being mounted on the vehicle and configured to lock between the vehicle and the guide rail in response to the speed limiter acting.

Preferably, the governor is configured to be mounted at a position not lower than an upper end of the safety rope and/or an upper end of the power rope in the hoistway.

Preferably, a fixing bracket is connected to an upper end of the safety rope and/or an upper end of the power rope and configured to be fixed to an inner wall of the hoistway by the fixing bracket or the upper end of the safety rope and/or the upper end of the power rope is configured to be fixed to a floor deck at an upper end of the hoistway.

Preferably, the winding mode of the power rope on the climbing type lifting machine is alpha type, s type or multi-turn type.

Preferably, the lifting device is an elevator, and the vehicle is a car.

Preferably, the lifting device is a construction elevator, and the carrier is a suspension cage.

Preferably, a balancing component is connected to the climbing hoist, and the balancing component is configured to enable the climbing hoist to move relative to the carrier when the power rope is pulled.

Preferably, the balance assembly comprises a connecting frame connected between each climbing elevator, and the connecting frame is rotatably connected to the carrier.

The utility model discloses an among the elevating gear of drive rail mounted climbs, owing to adopt the formula lifting machine that climbs to replace current actuating mechanism, utilize the formula lifting machine that climbs along the power rope in the well to only the power rope that the upper end is fixed needs the part of arranging, easy to assemble as power unit in the well. When the lifting vehicle works, the power rope is not moved, and the climbing type lifting machine climbs on the power rope, so that the lifting vehicle is lifted. Therefore, the driving mode adopted by the lifting device of the utility model only needs to fix the power rope on the well on one hand, and the installation and the arrangement are more convenient; on the other hand, the lifting stroke of the lifting device is determined by the length of the power rope, and the length of the power rope is not limited, so that the lifting device based on the driving mode can be suitable for a large-stroke track lifting mode; on the other hand, because of the utility model discloses elevating gear has avoided using heavily, and the power rope shared volume in the well is limited, so reserved great carrier installation space in the well for well space utilization improves. Therefore, the utility model discloses elevating gear has easy to assemble and arranges, space utilization is high and the big advantage of stroke distance.

Drawings

Fig. 1 is a schematic structural view of a lifting device according to an embodiment of the present invention;

fig. 2 is a schematic top view of a lifting device according to an embodiment of the invention;

fig. 3 is a schematic partial structural view of a driving mechanism in a lifting device according to an embodiment of the present invention;

fig. 4 is a schematic partial structural view of a drive mechanism in a lifting device according to an embodiment of the present invention;

fig. 5 is a schematic structural view of a carrier in a lifting device according to an embodiment of the present invention;

fig. 6 is a schematic structural view of a connection frame in a lifting device according to an embodiment of the present invention.

Detailed Description

Fig. 1 is a schematic structural diagram of a lifting device according to an embodiment of the present invention, as shown in fig. 1, and referring to fig. 2 to 6, the embodiment of the present invention provides a climbing driving rail type lifting device, which includes a carrier 100, a guiding mechanism and a driving mechanism, and a receiving space for receiving people and/or objects is provided in the carrier 100. The guiding mechanism comprises a guide rail 210 and a guide shoe 220 which are movably matched up and down, the guide rail 210 is configured to be fixed on a building, and the guide shoe 220 is installed on the carrier 100. The driving mechanism comprises a power rope 310 and a climbing elevator 320, the upper end of the power rope 310 is fixed on the hoistway above the ascending stroke of the vehicle 100, and the climbing elevator 320 is installed on the vehicle 100.

In the embodiment of the present invention, the climbing elevator 320 is used to replace the existing driving mechanism, and the friction force between the rope wheel and the power rope 310 is used as the power for climbing the vehicle 100. In operation, power ropes 310 are stationary and sheaves crawl over them, lifting vehicle 100. On one hand, the driving mode only needs to fix the power rope 310 on the well, and the arrangement is convenient; on the other hand, the driving mode can be suitable for a large-stroke track lifting mode; on the other hand, because of the utility model discloses elevating gear has avoided using heavily, and the power rope shared volume in the well is limited, so reserved great carrier installation space in the well for well space utilization improves. Therefore, the utility model discloses elevating gear has easy to assemble and arranges, space utilization is high and the big advantage of stroke distance.

In some embodiments of the present invention, as shown in fig. 3, the climbing elevator includes a driving sheave 410 connected to a driving motor and an output end thereof, a driven sheave 420 is disposed above the driving sheave 410, and the power rope 310 is wound in an S-shape around the driving sheave 410 and the driven sheave 420. The climbing hoist 320 is a hoist that climbs along the power rope 310, and is different from a hoisting hoist in that the hoist does not wind or release a wire rope but lifts a vehicle by a frictional force generated by characteristic winding of a sheave and the power rope 310. In still other embodiments, as shown in fig. 4, the climbing elevator may also have one rope sheave 430, and the power rope may be wound around the rope sheave in an α -shape; or, the function can be realized by adopting a 3-shaped or multi-circle type power rope winding mode. Wherein, the 3-shaped winding mode only comprises a rope wheel, and the power rope is wound on the rope wheel for 4 circles and then extends out of two ends to be respectively connected to the carrier and the well; the alpha-shaped winding mode adopts a planetary gear mechanism to drive a rope pulley to rotate so as to drive the hanging basket to lift along the steel wire rope.

In still other embodiments, a fixing bracket is fixedly mounted on a hoistway wall of the hoistway, the fixing bracket is located above the vehicle travel, and the upper end of the power rope 310 is fixedly mounted on the fixing bracket by using a rope head assembly, but the fixing manner of the power rope 310 on the fixing bracket may also be a direct binding manner, a bolt fastening manner, or the like, so that the upper end of the power rope 310 is fixed on the hoistway wall of the hoistway in a wall-hanging structure by the fixing bracket. In an alternative embodiment, the upper end of the power cord may also be secured directly to a deck or a hoistway cover at the top of the hoistway.

In still other embodiments of the present invention, the lifting device further comprises a self-locking anti-falling assembly, which comprises a safety rope 610 and a rope locking device 620 cooperating with each other. Safety line 610 is configured to be secured at its upper end to the building at a position above the elevation stroke of vehicle 100, and tether 620 is mounted to vehicle 100. Furthermore, the self-locking anti-falling assemblies and the driving mechanisms can be arranged in a one-to-one correspondence manner, and a plurality of driving mechanisms can correspond to one or two self-locking anti-falling assemblies. In application, if the power cord 310 is broken, the cord locking device 620 can lock the safety cord 610 to prevent the vehicle 100 from falling, thereby ensuring the safety of the lifting device.

In still other embodiments of the present invention, the lifting device further comprises a speed limiting type anti-falling assembly, the speed limiting type anti-falling assembly comprises a speed limiter and a safety gear 720, the speed limiter is installed on the well above the ascending stroke of the carrier, the speed limiter is connected to the safety gear through a speed limiting rope, the safety gear is installed on the carrier and configured to be locked between the carrier and the guide rail in response to the action of the speed limiter. As a preferred embodiment, the governor is mounted above the upper end of the power rope. When the descending speed of the lifting device is larger than a preset threshold value, the speed limiter pulls the operating end of the safety gear 720 through the speed limiting rope to pull the safety gear 720 to act, so that the safety gear 720 is clamped on the guide rail 210.

In still other embodiments of the present invention, there are one or more driving mechanisms, and each driving mechanism is distributed on each position of the carrier 100, so as to uniformly apply force to each position of the carrier 100. In practical applications, those skilled in the art can select an appropriate number of driving mechanisms according to practical application scenarios, and distribute the driving mechanisms at various positions on the carrier 100. Therefore, the lifting device with the number of the driving mechanisms changed should be within the protection scope of the present invention.

In still other embodiments of the present invention, as shown in fig. 5, a balancing assembly is connected to the climbing elevator 320, and the balancing assembly is configured to move the climbing elevator 320 relative to the carrier 100 under the pulling of the power rope 310. Further, the balancing assembly includes a connecting frame 800 connected between each climbing elevator 320, and the connecting frame 800 is rotatably connected to the vehicle 100.

In the present embodiment, when the rotation speeds of the plurality of climbing elevators 320 are not the same, the lengths of the power ropes 310 connected to the climbing elevators 320 may be different. At this time, the shorter power rope 310 pulls the connecting frame 800 connected with the shorter power rope 310 high, so that the connecting frame 800 rotates and inclines relative to the horizontal plane, the part of the connecting frame 800 corresponding to the higher part is lowered, the power rope 310 is tightened, further, each power rope 310 is stressed uniformly, and the safety of the car is improved effectively.

In some embodiments of the present invention, the climbing elevator 320 has two and is symmetrically disposed on two opposite sides of the carrier 100. The link is the style of calligraphy, is equipped with fulcrum type hinge structure between the middle part of link and the top or the bottom of carrier 100, and the link rotates through fulcrum type hinge structure and connects on carrier 100. When the lifting cage is applied, the connecting frame rotates around the fulcrum type hinge structure, the movement principle and the movement track of the connecting frame are like a seesaw, one end of the connecting frame, which is connected with the shorter power rope 310, upwards tilts, and the other end of the connecting frame, which is connected with the longer power rope 310, downwards moves, so that the power ropes 310 are tightened, the stress among the power ropes 310 is uniform, and the safety of the lifting cage is effectively improved.

As shown in fig. 6, the connection frame 800 may be configured as an H-shape, and four climbing elevators 320 are distributed at four corners of the carrier 100. The climbing elevators 320 are respectively distributed at four pivot positions of the connecting frame 800, a pivot point type hinge structure is arranged between the middle part of the cross bar 810 of the connecting member 800 and the top or the bottom of the carrier 100, and the connecting member is rotatably connected to the carrier 100 through the pivot point type hinge structure. The rotation process is the same as the above embodiment, and is not described herein again.

The utility model also provides a construction elevator, the elevating gear of any of the above-mentioned embodiments is construction elevator, and carrier 100 is the cage to make construction elevator possess all effects of foretell drive rail mounted elevating gear that climbs.

The present invention further provides an elevator, wherein the lifting device in any of the above embodiments is an elevator, and the vehicle 100 is a car, so that the elevator has all the effects of the above-mentioned climbing driving rail type lifting device.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention, but should not be construed as limiting the claims, and the present invention is not limited to the above-described embodiments, but may be modified in various ways. In conclusion, all the changes made within the scope of the independent claims of the present invention are within the scope of the present invention.

Claims

1. A hoistway climbing drive rail mounted hoist apparatus comprising:

the driving mechanism comprises a power rope and a climbing type lifting machine, the power rope is configured to be fixed at the upper end on the well at the position above the lifting stroke of the carrier, and the climbing type lifting machine is installed on the carrier.

2. The lifting device of claim 1, wherein the lifting device further comprises:

from locking-type anti-falling component, from locking-type anti-falling component is including the safety rope and the rope locking device of mutually supporting, the safety rope configuration is fixed for the upper end on the well in the top position department of carrier upstroke, the rope locking device is installed on the carrier.

3. The lifting device of claim 2, wherein the lifting device further comprises:

4. The lifting device according to claim 3,

the governor is configured to be mounted at a location within the hoistway that is no lower than an upper end of the safety line and/or an upper end of the power line.

5. The lifting device according to claim 2,

the upper end of the safety rope and/or the upper end of the power rope are connected with a fixing support and are configured to be fixed on the inner wall of the well through the fixing support, or the upper end of the safety rope and/or the upper end of the power rope are configured to be fixed on a floor bearing plate at the upper end of the well.

6. The lifting device according to claim 1,

the winding mode of the power rope on the climbing type elevator is S alpha type, S type or multi-circle type.

7. The lifting device according to claim 1, wherein,

the lifting device is an elevator, and the carrier is a lift car.

8. The lifting device according to claim 1,

the lifting device is a construction lifter, and the carrier is a suspension cage.

9. A lifting device according to any of claims 1-8,

the climbing type lifting machine is connected with a balance assembly, and the balance assembly is configured to enable the climbing type lifting machine to move relative to the carrier when the power rope is pulled.

10. The lifting device according to claim 9,

the balance assembly comprises a connecting frame connected among the climbing type hoists, and the connecting frame is rotatably connected to the carrier.