CN214879376U

CN214879376U - High experiment ladder of stability

Info

Publication number: CN214879376U
Application number: CN202120055576.3U
Authority: CN
Inventors: 晁代磊
Original assignee: Guangzhou Taihang Ladder Technology Co ltd
Current assignee: Guangzhou Taihang Ladder Technology Co ltd
Priority date: 2021-01-08
Filing date: 2021-01-08
Publication date: 2021-11-26
Anticipated expiration: 2031-01-08

Abstract

The utility model discloses an experiment ladder that stability is high, including floor frame, bottom frame and top layer frame, the floor frame includes between the layer, and has four between the layer, surface between the layer is provided with response layer door, and one side of response layer door is provided with floor button module, the top of bottom frame is provided with down limit switch, and the bottom of top layer frame is provided with up limit switch. This experiment ladder that stability is high, the sprocket track distributes in the both sides of car, connect through the lifting rope between two sets of synchronous sliders, and the lower railway carriage or compartment wheel of car bottom just presses the lifting rope top between synchronous slider, when towing the rope sheave and carrying out the during operation, synchronous slider can be along with the simultaneous removal operation of the working signal who tows the rope sheave, the lifting rope through the bottom plays the effect of a lift to the car, when towing rope sheave power not enough, the lifting wheel can help tow the rope sheave and accomplish the ascending and descending speed synchronization of car.

Description

High experiment ladder of stability

Technical Field

The utility model relates to an elevator technical field specifically is an experiment ladder that stability is high.

Background

The elevator is a permanent transportation device which serves a plurality of specific floors in a building, a car of the elevator runs on at least two rows of rigid rails which are vertical to the horizontal plane or have an inclination angle smaller than 15 degrees with a vertical line, the elevator is also of a step type, step plates are arranged on a track to continuously run, the elevator is commonly called an escalator or a moving sidewalk, a fixed type lifting device serves the specified floors, the vertical lifting elevator is provided with a car which runs between at least two rows of rigid guide rails which are vertical or have an inclination angle smaller than 15 degrees, the size and the structural form of the car are convenient for passengers to go in and go out or load and unload goods, and the elevator is used as a general name of a vertical transportation device in the building regardless of the driving mode, and can be divided into a low-speed elevator (below 4 m/s), a fast elevator (4-12 m/s) and a high-speed elevator (above 12 m/s) according to the speed.

The existing elevator is subjected to construction of a simulation elevator in the same proportion in the process of running improvement, the car of the existing simulation elevator swings in the process of running, and the ascending and descending speeds cannot be synchronized.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an experiment ladder that stability is high to it can carry out the construction of an emulation elevator with the proportion at the operation modified in-process to propose current elevator in the above-mentioned background art to solve, and swing can appear at function in-process car in current emulation elevator, rises moreover and the unable synchronous problem of realization of speed that descends.

In order to achieve the above object, the utility model provides a following technical scheme: an experimental ladder with high stability comprises floor frames, a bottom frame and a top frame, wherein the floor frames comprise layers, four layers are arranged between the layers, the outer surface between the layers is provided with a sensing layer door, one side of the sensing layer door is provided with a floor button module, the top of the bottom frame is provided with a lower limit switch, the bottom of the top frame is provided with an upper limit switch, the inside of the bottom frame is provided with a hoisting unit, the hoisting unit comprises a first retractable wheel and a second retractable wheel, the inside of the top frame is provided with a hoisting unit, the hoisting unit comprises a hoisting rope wheel, the inside of the floor frame is provided with a cage, the periphery of the cage is provided with guide rails, the cage is in sliding connection with the guide rails, the guide rails are connected with the bottom frame and the top frame through bolts, one side of the cage is provided with a flat layer induction switch, and the leveling induction switch is connected with the floor frame through screws, and the leveling induction switch is electrically connected with the induction floor door and the car.

Preferably, the top of the car is provided with an upper carriage wheel, the upper carriage wheel is connected with the traction rope wheel through a traction rope, the bottom of the car is provided with a lower carriage wheel, two sides of the car are provided with sprocket tracks, and the sprocket tracks are connected with the floor frame through bolts.

Preferably, the inner side of the sprocket track is provided with a synchronous sliding block, the synchronous sliding block is connected with the sprocket track in a sliding mode, the outer side of the synchronous sliding block is provided with a lifting wheel, the lifting wheel is rotatably connected with the synchronous sliding block through a support, a lifting rope is arranged between the lifting wheels, and the lower carriage wheel is connected with the lifting wheel through the lifting rope.

Preferably, the lower carriage wheel is arranged above the lifting rope, one end of the lifting rope is rotatably connected with the first retractable wheel, and the other end of the lifting rope is rotatably connected with the second retractable wheel.

Preferably, a speed reducer is disposed at one end of the traction sheave, the traction sheave is rotatably connected to the speed reducer, a traction motor is disposed at one side of the speed reducer, and the speed reducer is connected to the traction motor through a coupling converter.

Preferably, the other end of the traction motor is provided with an inertia wheel, the inertia wheel is rotatably connected with the traction motor, and one end of the first retractable wheel and one end of the second retractable wheel are provided with a driving motor.

Compared with the prior art, the beneficial effects of the utility model are that:

1. according to the experimental ladder with high stability, a first retractable wheel and a second retractable wheel are arranged inside a bottom layer frame, two groups of retractable wheels can perform rope retracting and releasing operations according to the ascending and descending states of an elevator, when a car ascends, two groups of retractable wheels can release the rope, a synchronous sliding block on a sprocket track can continuously move upwards, otherwise, when the car descends, two groups of retractable wheels can retract the rope, and the synchronous sliding block can descend;

2. this experiment ladder that stability is high, the sprocket track distributes in the both sides of car, connect through the lifting rope between two sets of synchronous sliders, and the lower railway carriage or compartment wheel of car bottom just presses the lifting rope top between synchronous slider, when towing the rope sheave and carrying out the during operation, synchronous slider can be along with the simultaneous removal operation of the working signal who tows the rope sheave, the lifting rope through the bottom plays the effect of a lift to the car, when towing rope sheave power not enough, the lifting wheel can help tow the rope sheave and accomplish the ascending and descending speed synchronization of car.

Drawings

FIG. 1 is an overall front view of the present invention;

FIG. 2 is an overall side view of the present invention;

fig. 3 is a schematic structural view of the lifting wheel of the present invention;

fig. 4 is an enlarged schematic structural diagram of the position a of the present invention.

In the figure: 1. a floor frame; 2. a bottom layer frame; 3. a top layer frame; 4. a traction machine set; 5. hoisting the machine set; 6. interlamination; 7. a lower limit switch; 8. an upper limit switch; 9. a floor button module; 10. an induction landing door; 11. a flat layer inductive switch; 12. a guide rail; 13. a traction motor; 14. an inertia wheel; 15. dragging the rope pulley; 16. a shaft coupling converter; 17. a speed reducer; 18. a first retracting wheel; 19. a second retracting wheel; 20. a car; 21. an upper carriage wheel; 22. a lower carriage wheel; 23. a lifting wheel; 24. a synchronous slide block; 25. a sprocket track; 26. lifting a rope; 27. a hoisting rope.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: an experimental ladder with high stability comprises a floor frame 1, a bottom layer frame 2 and a top layer frame 3, wherein the floor frame 1 comprises four layers 6, induction layer doors 10 are arranged on the outer surfaces of the layers 6, a floor button module 9 is arranged on one side of each induction layer door 10, a lower limit switch 7 is arranged on the top of the bottom layer frame 2, an upper limit switch 8 is arranged at the bottom of the top layer frame 3, a hoisting unit 5 is arranged in the bottom layer frame 2 to realize the ascending and descending operation of a car 20, the hoisting unit 5 comprises a first retractable wheel 18 and a second retractable wheel 19, the first retractable wheel 18 and the second retractable wheel 19 are positioned on the same horizontal line, a traction unit 4 is arranged in the top layer frame 3, the traction unit 4 comprises a traction rope sheave 15, a car 20 is arranged in the floor frame 1, and guide rails 12 are arranged around the car 20, the car 20 and the guide rail 12 are connected in a sliding mode, the guide rail 12 is connected with the bottom layer frame 2 and the top layer frame 3 through bolts, one side of the car 20 is provided with the flat layer induction switch 11, the flat layer induction switch 11 is connected with the floor layer frame 1 through screws, the flat layer induction switch 11 is electrically connected with the induction layer door 10 and the car 20, and after the car 20 moves to a designated area, the induction layer door 10 and the car door of the car 20 can be automatically opened.

Further, an upper cage wheel 21 is provided on the top of the car 20, the upper cage wheel 21 is connected to the traction sheave 15 through a traction rope 27, a lower cage wheel 22 is provided on the bottom of the car 20, sprocket rails 25 are provided on both sides of the car 20, and the sprocket rails 25 are connected to the floor frames 1 through bolts.

Furthermore, a synchronous slide block 24 is arranged on the inner side of the sprocket track 25, the synchronous slide block 24 is connected with the sprocket track 25 in a sliding way, a lifting wheel 23 is arranged on the outer side of the synchronous slide block 24, and the lifting wheels 23 are rotationally connected with the synchronous slide block 24 through a bracket, a lifting rope 26 is arranged between the lifting wheels 23, the lower carriage wheel 22 and the lifting wheel 23 are connected through a lifting rope 26, the sprocket tracks 25 are distributed on two sides of the car 20, two groups of synchronous sliding blocks 24 are connected through the lifting rope 26, and the lower car wheels 22 at the bottom of the car 20 press over the lift cords 26 between the synchronized sliders 24, when the traction sheave 15 is operated, the synchronous slide block 24 moves along with the operation signal of the traction sheave 15, and plays a role of lifting the car 20 through the lifting rope 26 at the bottom, when traction sheave 15 is under powered, hoisting wheels 23 can help traction sheave 15 to complete the up and down speed synchronization of car 20.

Further, the lower car wheel 22 is arranged above the lifting rope 26, one end of the lifting rope 26 is rotatably connected with the first retractable wheel 18, the other end of the lifting rope 26 is rotatably connected with the second retractable wheel 19, in the running process of the car 20, the two sets of retractable wheels can perform rope retracting and releasing operations according to the ascending and descending states of the elevator, when the car 20 ascends, the two sets of retractable wheels can release the rope, at the moment, the synchronous sliding block 24 on the sprocket track 25 can continuously move upwards, otherwise, when the car 20 descends, the two sets of retractable wheels can retract the rope, and the synchronous sliding block 24 at the moment can perform descending operation.

Further, a speed reducer 17 is provided at one end of the hoisting sheave 15, the hoisting sheave 15 is rotatably connected to the speed reducer 17, the hoisting motor 13 is provided on one side of the speed reducer 17, and the speed reducer 17 is connected to the hoisting motor 13 through a coupling converter 16.

Furthermore, the other end of the traction motor 13 is provided with an inertia wheel 14, the inertia wheel 14 is rotatably connected with the traction motor 13, and one ends of the first retractable wheel 18 and the second retractable wheel 19 are provided with driving motors to realize the driving operation of the wheel body.

The working principle is as follows: firstly, a set of first retractable wheel 18 and a set of second retractable wheel 19 are arranged in the bottom layer frame 2, the first retractable wheel 18 and the second retractable wheel 19 are positioned on the same horizontal line, the two sets of retractable wheels are intercepted by a set of lifting rope 26, the rope retracting and releasing operations can be carried out according to the ascending and descending states of the elevator, when the elevator car 20 ascends, the two sets of retractable wheels release the rope, at the same time, the synchronous sliding blocks 24 on the sprocket track 25 continuously move upwards, otherwise, when the elevator car 20 descends, the two sets of retractable wheels retract the rope, at the same time, the synchronous sliding blocks 24 descend, then the sprocket track 25 is arranged on the two sides of the elevator car 20, the synchronous sliding blocks 24 on the surface are connected through the lifting rope 26, the lower car wheel 22 at the bottom of the elevator car 20 is pressed above the lifting rope 26 between the synchronous sliding blocks 24, when the traction rope wheel 15 works, the synchronous sliding blocks 24 move together with the working signal of the traction rope wheel 15, the lift rope 26 at the bottom plays a role of lifting the car 20, and when the power of the traction rope wheel 15 is insufficient, the lifting wheel 23 can help the traction rope wheel 15 to complete the speed synchronization of the up-going and down-going of the car 20.

It should be finally noted that the above only serves to illustrate the technical solution of the present invention, and not to limit the scope of the present invention, and that simple modifications or equivalent replacements performed by those skilled in the art to the technical solution of the present invention do not depart from the spirit and scope of the technical solution of the present invention.

Claims

1. The utility model provides a high experiment ladder of stability, includes floor frame (1), bottom frame (2) and top layer frame (3), its characterized in that: the floor frame (1) comprises layers (6), the number of the layers (6) is four, the outer surface of each layer (6) is provided with an induction layer door (10), one side of each induction layer door (10) is provided with a floor button module (9), the top of the bottom layer frame (2) is provided with a lower limit switch (7), the bottom of the top layer frame (3) is provided with an upper limit switch (8), the inside of the bottom layer frame (2) is provided with a hoisting unit (5), the hoisting unit (5) comprises a first retractable wheel (18) and a second retractable wheel (19), the inside of the top layer frame (3) is provided with a traction unit (4), the traction unit (4) comprises a traction rope wheel (15), the inside of the floor frame (1) is provided with a lift car (20), guide rails (12) are arranged around the lift car (20), and the lift car (20) is in sliding connection with the guide rails (12), and guide rail (12) pass through bolted connection with bottom frame (2) and top layer frame (3), one side of car (20) is provided with flat bed inductive switch (11), and flat bed inductive switch (11) pass through screwed connection with floor frame (1), flat bed inductive switch (11) and inductive layer door (10) and car (20) electric connection.

2. The experimental ladder of claim 1, wherein: the elevator comprises a car (20), and is characterized in that an upper car wheel (21) is arranged at the top of the car (20), the upper car wheel (21) is connected with a traction rope wheel (15) through a traction rope (27), a lower car wheel (22) is arranged at the bottom of the car (20), sprocket tracks (25) are arranged on two sides of the car (20), and the sprocket tracks (25) are connected with a floor frame (1) through bolts.

3. A high stability laboratory ladder according to claim 2, characterized in that: the inner side of the sprocket track (25) is provided with a synchronous sliding block (24), the synchronous sliding block (24) is connected with the sprocket track (25) in a sliding mode, the outer side of the synchronous sliding block (24) is provided with a lifting wheel (23), the lifting wheel (23) is connected with the synchronous sliding block (24) through a support in a rotating mode, a lifting rope (26) is arranged between the lifting wheels (23), and the lower compartment wheel (22) is connected with the lifting wheel (23) through the lifting rope (26).

4. A high stability laboratory ladder according to claim 3, characterized in that: the lower carriage wheel (22) is arranged above the lifting rope (26), one end of the lifting rope (26) is rotatably connected with the first retractable wheel (18), and the other end of the lifting rope (26) is rotatably connected with the second retractable wheel (19).

5. The experimental ladder of claim 1, wherein: one end of the traction rope wheel (15) is provided with a speed reducer (17), the traction rope wheel (15) is rotatably connected with the speed reducer (17), one side of the speed reducer (17) is provided with a traction motor (13), and the speed reducer (17) is connected with the traction motor (13) through a coupling converter (16).

6. A high stability laboratory ladder according to claim 5, characterized in that: an inertia wheel (14) is arranged at the other end of the traction motor (13), the inertia wheel (14) is rotationally connected with the traction motor (13), and a driving motor is arranged at one end of the first retractable wheel (18) and one end of the second retractable wheel (19).