CN215711419U

CN215711419U - Anti-falling building material transportation lifter

Info

Publication number: CN215711419U
Application number: CN202121978187.4U
Authority: CN
Inventors: 张飞燕
Original assignee: Zhejiang Guangxia Construction Vocational and Technical University
Current assignee: Zhejiang Guangxia Construction Vocational and Technical University
Priority date: 2021-08-20
Filing date: 2021-08-20
Publication date: 2022-02-01
Anticipated expiration: 2031-08-20

Abstract

The utility model discloses an anti-falling building material transportation lifter, which belongs to the technical field of building construction and comprises a base and a mounting frame, wherein two support frames are symmetrically arranged on the base; through setting up the connecting axle, utilize the one-way bearing that sets up on the connecting axle, recycle the gear that sets up on the one-way bearing for the gear can only unidirectional rotation on the connecting axle, utilize the rack that sets up, recycle the meshing between rack and the gear, make the gear can only unidirectional movement on the rack, can prevent that the gear from moving down, and the gear can stop on the rack when connecting the rope fracture, prevents that the movable plate from falling downwards, ensures constructor's life safety.

Description

Anti-falling building material transportation lifter

Technical Field

The utility model belongs to the technical field of building construction, and particularly relates to a falling-prevention building material transportation lifter.

Background

The building engineering refers to an engineering entity formed by the construction of various building constructions and their auxiliary facilities and the installation of lines, pipelines and equipment matched with them. The house building is characterized by comprising a top cover, a beam column, a wall, a foundation and a project which can form an internal space and meet the requirements of people on production, living, study and public activities. Need a large amount of material lifting machines that use in the construction, material lifting machine is a fixing device's mechanical conveying equipment, the continuous vertical lift of mainly being applicable to likepowder, graininess and fritter material, because the material that uses is all heavier in the construction, connect the rope very easy fracture, in case take place to fall and will endanger constructor's life safety, so need a security height, can prevent falling building material transportation lifting mechanism.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a falling-prevention building material transportation lifter to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a prevent building material transportation lifting mechanism that falls, includes base and mounting bracket, the symmetry is provided with two support frames on the base, the mounting bracket sets up two on the support frame, be provided with the hoist engine on the mounting bracket, the winding has the connection rope on the hoist engine, it keeps away from to connect the rope the one end of hoist engine is provided with the pull rod, be provided with the movable plate on the pull rod, two mounting grooves have been seted up to the symmetry on the pull rod, be provided with the connecting axle through the removal subassembly in the mounting groove, one-way bearing has been cup jointed on the connecting axle, the last gear that has cup jointed of one-way bearing, two all install the rack, two through spacing subassembly on the mounting bracket the gear respectively with two the rack meshes mutually.

As a preferred embodiment, the moving assembly includes an electric push rod and a U-shaped plate, the electric push rod is disposed in the mounting groove, the U-shaped plate is disposed on the electric push rod, the U-shaped plate is slidably connected with the mounting groove, and the connecting shaft is disposed on the U-shaped plate.

As a preferred embodiment, the limiting assembly includes a guide rail, a placing groove is formed in the guide rail, the rack is disposed in the placing groove, two sliding blocks are symmetrically disposed on the moving plate, and the two sliding blocks are respectively connected with the two guide rails in a sliding manner.

As a preferred embodiment, a spring is further disposed on the pull rod, and a pressing plate is disposed on the spring and located between the pull rod and the mounting frame.

As a preferred embodiment, the mounting frame and the supporting frame and the base are connected by screws.

In a preferred embodiment, a bolt is arranged on the base, and one end of the bolt penetrates through the base in a threaded mode and is provided with a cone.

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

the anti-falling building material transportation lifter is provided with the connecting shaft, the one-way bearing arranged on the connecting shaft is utilized, the gear arranged on the one-way bearing is reused, the gear can only rotate on the connecting shaft in a one-way mode, the gear can only move on the rack in a one-way mode by utilizing the arranged rack and the meshing between the rack and the gear, the gear can be prevented from moving downwards, the gear can stay on the rack when the connecting rope is broken, the moving plate is prevented from falling downwards, and the life safety of constructors is ensured;

this building material transportation lifting mechanism of preventing falling utilizes the slider that sets up on the movable plate through the slide rail that sets up, recycles the sliding connection between slider and the slide rail, can ensure the stability of movable plate, prevents that the movable plate from rocking when removing.

This prevent building material transportation lifting mechanism that falls utilizes the stripper plate that sets up on the spring through setting up the spring, can less pull rod and rocking that the mounting bracket collision produced, ensures the stability of movable plate, prevents that the object on the movable plate from dropping.

Drawings

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

FIG. 2 is a schematic cross-sectional view of the tie bar of the present invention;

FIG. 3 is an enlarged schematic view of FIG. 1 at A;

fig. 4 is an enlarged schematic structural view of the utility model at B in fig. 2.

In the figure: 1. a base; 2. a mounting frame; 3. a support frame; 4. a winch; 5. connecting ropes; 6. a pull rod; 7. moving the plate; 8. mounting grooves; 9. a connecting shaft; 10. a one-way bearing; 11. a gear; 12. a rack; 13. an electric push rod; 14. a U-shaped plate; 15. a guide rail; 16. a placement groove; 17. a slider; 18. a spring; 19. a pressing plate; 20. a bolt; 21. a vertebral body.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments; all other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The first embodiment of the utility model, please refer to fig. 1-4, the utility model provides an anti-falling building material transportation lifter, which comprises a base 1 and a mounting rack 2, wherein two support frames 3 are symmetrically arranged on the base 1, the mounting rack 2 is arranged on the two support frames 3, a winch 4 is arranged on the mounting rack 2, a connecting rope 5 is wound on the winch 4, one end of the connecting rope 5, which is far away from the winch 4, is provided with a pull rod 6, the pull rod 6 is provided with a moving plate 7, the connecting rope 5 can be wound and unwound through the winch 4, and the pull rod 6 can be pulled so as to drive the moving plate 7 to move up and down to transport materials, two mounting grooves 8 are symmetrically arranged on the pull rod 6, a connecting shaft 9 is arranged in each mounting groove 8 through a moving assembly, a one-way bearing 10 is sleeved on the connecting shaft 9, a gear 11 is sleeved on each one-way bearing 10, racks 12 are respectively mounted on the two mounting racks 2 through a limiting assembly, the two gears 11 are respectively meshed with the two racks 12, the connecting shaft 9 is arranged, the unidirectional bearing 10 arranged on the connecting shaft 9 is utilized, the gear 11 arranged on the unidirectional bearing 10 is reused, the gear 11 can only rotate on the connecting shaft 9 in a unidirectional mode, the arranged racks 12 are utilized, the meshing between the racks 12 and the gear 11 is reused, the gear 11 can only move on the racks 12 in a unidirectional mode, the gear 11 can be prevented from moving downwards, the gear 11 can stay on the racks 12 when the connecting rope 5 is broken, the moving plate 7 is prevented from falling downwards, the life safety of constructors is ensured, the moving assembly comprises an electric push rod 13 and a U-shaped plate 14, the electric push rod 13 is arranged in the mounting groove 8, the U-shaped plate 14 is arranged on the electric push rod 13, the U-shaped plate 14 is in sliding connection with the mounting groove 8, the connecting shaft 9 is arranged on the U-shaped plate 14, and the U-shaped plate 14 arranged on the electric push rod 13 is reused by arranging the electric push rod 13, meanwhile, the connecting shaft 9 and the U-shaped plate 14 are connected, so that the electric push rod 13 can push the U-shaped plate 14 and the gear 11 on the connecting shaft 9 to slide in the mounting groove 8, when the pull rod 6 moves upwards, the electric push rod 13 pushes the gear 11 to be meshed with the rack 12, the gear 11 can be prevented from reversing due to the arrangement of the one-way bearing 10, the pull rod 6 can be prevented from dropping downwards, when the pull rod 6 moves downwards, the electric push rod 13 contracts to drive the U-shaped plate 14 and the gear 11 on the connecting shaft 9 to move into the mounting groove 8, the gear 11 is separated from the rack 12 at the moment, and the normal falling of the pull rod 6 and the moving plate 7 can be ensured.

In the second embodiment, on the basis of the first embodiment, the limiting assembly includes the guide rail 15, the guide rail 15 is provided with the placing groove 16, the rack 12 is disposed in the placing groove 16, the moving plate 7 is symmetrically provided with two sliders 17, the two sliders 17 are respectively connected with the two guide rails 15 in a sliding manner, the sliders 17 disposed on the moving plate 7 are utilized, and the sliders 17 are connected with the sliding rails in a sliding manner, so that the stability of the moving plate 7 can be ensured, and the moving plate 7 is prevented from shaking during moving.

In the third embodiment, on the basis of the first embodiment, the spring 18 is further arranged on the pull rod 6, the extrusion plate 19 is arranged on the spring 18, the extrusion plate 19 is located between the pull rod 6 and the mounting frame 2, and the spring 18 is arranged, so that the shaking caused by collision between the pull rod 6 and the mounting frame 2 can be reduced by using the extrusion plate 19 arranged on the spring 18, the stability of the moving plate 7 is ensured, and the object on the moving plate 7 is prevented from falling.

Fourth embodiment, on the basis of first embodiment, mounting bracket 2 and support frame 3 and base 1 all pass through screwed connection, through utilizing bolt 20 to connect mounting bracket 2, support frame 3 and base 1, can set up a plurality of support frames 3 between base 1 and mounting bracket 2, are convenient for adjust the lifting height of this transportation lifting mechanism.

In the fourth embodiment, on the basis of the first embodiment, the bolt 20 is arranged on the base 1, one end of the bolt 20 penetrates through the base 1 and is provided with the cone 21, the bolt 20 is arranged, the cone 21 and the bolt 20 can be inserted into soil by rotating the bolt 20 by utilizing the cone 21 arranged on the bolt 20, the transportation lifting device can be prevented from sideslipping, and the safety is improved.

When the device is used, the device is firstly placed on the ground, the bolt 20 is rotated to fix the device on the ground, then the number of the support frames 3 is increased according to the required height, the base 1, the support frames 3 and the mounting rack 2 are connected to be used, firstly, goods are placed on the movable plate 7, then the winch 4 is started to wind the connecting rope 5, the connecting rope 5 pulls the pull rod 6 and the movable plate 7 to move upwards, meanwhile, the gear 11 is meshed and rolls on the rack 12, when the connecting rope 5 is broken, the movable plate 7 and the pull rod 6 can move downwards under the action of gravity, the gear 11 cannot rotate reversely by means of the arrangement of the one-way bearing 10, and the gear 11 can be clamped on the rack 12 to place the movable plate 7 to move downwards; when the material is delivered to the top, the winch 4 needs to be reversed to enable the moving plate 7 to move downwards, at the moment, the electric push rod 13 is started, the gear 11 and the rack 12 can be driven to be separated, the moving plate 7 can normally move downwards, and the stability of the moving plate 7 in moving can be ensured through the arrangement of the sliding block 17 and the guide rail 15.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a prevent building material transport lifting mechanism which characterized in that: the device comprises a base (1) and a mounting rack (2), wherein two support frames (3) are symmetrically arranged on the base (1), the mounting rack (2) is arranged on the two support frames (3), a winch (4) is arranged on the mounting rack (2), a connecting rope (5) is wound on the winch (4), a pull rod (6) is arranged at one end, far away from the winch (4), of the connecting rope (5), a moving plate (7) is arranged on the pull rod (6), two mounting grooves (8) are symmetrically formed in the pull rod (6), a connecting shaft (9) is arranged in each mounting groove (8) through a moving assembly, a one-way bearing (10) is sleeved on each connecting shaft (9), a gear (11) is sleeved on each one-way bearing (10), and racks (12) are respectively mounted on the two mounting racks (2) through limiting assemblies, the two gears (11) are respectively meshed with the two racks (12).

2. A fall arrest construction material handling elevator as claimed in claim 1, in which: the movable assembly comprises an electric push rod (13) and a U-shaped plate (14), the electric push rod (13) is arranged in the mounting groove (8), the U-shaped plate (14) is arranged on the electric push rod (13), the U-shaped plate (14) is in sliding connection with the mounting groove (8), and the connecting shaft (9) is arranged on the U-shaped plate (14).

3. A fall arrest construction material handling elevator as claimed in claim 1, in which: the limiting assembly comprises a guide rail (15), a placing groove (16) is formed in the guide rail (15), the rack (12) is arranged in the placing groove (16), two sliding blocks (17) are symmetrically arranged on the moving plate (7), and the two sliding blocks (17) are respectively in sliding connection with the two guide rails (15).

4. A fall arrest construction material handling elevator as claimed in claim 1, in which: still be provided with spring (18) on pull rod (6), be provided with stripper plate (19) on spring (18), stripper plate (19) are located pull rod (6) with between mounting bracket (2).

5. A fall arrest construction material handling elevator as claimed in claim 1, in which: the mounting frame (2) and the support frame (3) and the base (1) are connected through screws.

6. A fall arrest construction material handling elevator as claimed in claim 1, in which: a bolt (20) is arranged on the base (1), and one end of the bolt (20) penetrates through the base (1) and is provided with a cone (21).