CN213976819U

CN213976819U - Lifting device of scaffold

Info

Publication number: CN213976819U
Application number: CN202022912681.2U
Authority: CN
Inventors: 冯波; 吴国强; 杨金月
Original assignee: Tuoma Safety Technology Tianjin Co ltd
Current assignee: Tuoma Safety Technology Tianjin Co ltd
Priority date: 2020-12-08
Filing date: 2020-12-08
Publication date: 2021-08-17
Anticipated expiration: 2030-12-08

Abstract

The utility model discloses a hoisting device of scaffold frame relates to scaffold frame equipment technical field. The utility model discloses a main part, one side at main part top is fixed with two backup pads, is fixed with the connecting axle between two backup pads, and the outside of connecting axle is rotated and is connected with the winding roller, and the outside winding of winding roller has the suspension wire, and the bottom of suspension wire one end is fixed with the lifting hook, and the top of one of them backup pad is fixed with the motor protective housing, and the inside of motor protective housing is fixed with brushless motor, and brushless motor's output is connected with the third gear, and the third gear is connected with the one end meshing of winding roller. The utility model discloses a cooperation of third gear and winding roller and suspension wire and lifting hook for the device can be convenient when using transport the object on ground to the scaffold frame of higher department, and through the cooperation of second gear and first gear and threaded rod and connecting plate, make the device can go up and down when using more stable, improve the security.

Description

Lifting device of scaffold

Technical Field

The utility model belongs to the technical field of scaffold equipment, especially, relate to a hoisting device of scaffold.

Background

With the continuous progress and development of society, the appearance of a large amount of modernized large-scale building systems in China, more and more to the use of scaffold, different types of engineering construction choose the scaffold of different usage for use, however, current scaffold is not convenient for transport the object on ground to the scaffold of eminence when using, and the device goes up and down unstably when using.

Disclosure of Invention

An object of the utility model is to provide a lifting device of scaffold to current problem has been solved: the existing scaffold is not convenient for transporting objects on the ground to the high scaffold when in use.

In order to solve the technical problem, the utility model discloses a realize through following technical scheme:

the utility model relates to a hoisting device of scaffold frame, comprising a main body, one side at main part top is fixed with two backup pads, two be fixed with the connecting axle between the backup pad, the outside of connecting axle is rotated and is connected with the winding roller, the outside winding of winding roller has the suspension wire, the bottom of suspension wire one end is fixed with the lifting hook, one of them the top of backup pad is fixed with the motor protective housing, the inside of motor protective housing is fixed with brushless motor, brushless motor's output is connected with the third gear, the third gear is connected with the one end meshing of winding roller.

Further, the both ends of main part are rotated and are connected with the connecting plate, the bottom of connecting plate is fixed with the threaded rod, the bottom threaded connection of threaded rod has fixed cover, the bottom of fixed cover is rotated and is connected with the fixed plate, the outside of fixed cover is fixed with the second gear, the top of fixed plate and the one end that is located fixed cover are fixed with lift driving motor, lift driving motor's output is connected with first gear, first gear is connected with the meshing of second gear.

Furthermore, a thread groove is formed in the fixing sleeve, and the fixing sleeve is in threaded connection with the threaded rod through the thread groove.

Furthermore, a bearing is installed inside the fixed plate, and the fixed plate is rotatably connected with the fixed sleeve through the bearing.

Furthermore, a tooth-shaped groove is formed in the outer side of the winding roller and in a position corresponding to the third gear, and the winding roller and the third gear are in meshed connection through the tooth-shaped groove.

Further, a circular hole is formed in the winding roller and in a position corresponding to the connecting shaft, and the connecting shaft is rotatably connected with the winding roller through the circular hole.

The utility model discloses following beneficial effect has:

1. the utility model discloses a cooperation of third gear and winding roller and suspension wire and lifting hook for the device can be convenient when using transport the object on ground to the scaffold frame of higher department.

2. The utility model discloses a cooperation of second gear and first gear and threaded rod and connecting plate for the device can go up and down when using more stably, improves the security.

Description of the drawings:

in order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

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

FIG. 2 is a schematic view of the connection structure of the hook and the suspension wire of the present invention;

fig. 3 is a schematic view of the connection structure of the winding roller and the connection shaft of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1. a main body; 2. a connecting plate; 3. a threaded rod; 4. fixing a sleeve; 5. a lifting drive motor; 6. a first gear; 7. a fixing plate; 8. a second gear; 9. a support plate; 10. a winding roller; 11. hanging wires; 12. a third gear; 13. a motor protection shell; 14. a hook; 15. a connecting shaft; 16. a brushless motor.

The specific implementation mode is as follows:

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 of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention relates to a lifting device for scaffold, which comprises a main body 1, two supporting plates 9 fixed on one side of the top of the main body 1, a connecting shaft 15 fixed between the two supporting plates 9, a winding roller 10 rotatably connected to the outer side of the connecting shaft 15, a circular hole formed in the inner part of the winding roller 10 and corresponding to the connecting shaft 15, and a connecting shaft 15 rotatably connected to the winding roller 10 through the circular hole;

a suspension wire 11 is wound on the outer side of the winding roller 10, a lifting hook 14 is fixed at the bottom of one end of the suspension wire 11, a motor protective shell 13 is fixed at the top of one supporting plate 9, a brushless motor 16 is fixed inside the motor protective shell 13, a third gear 12 is connected to the output end of the brushless motor 16, the third gear 12 is meshed with one end of the winding roller 10, a tooth-shaped groove is formed in the outer side of the winding roller 10 and in a position corresponding to the third gear 12, and the winding roller 10 is meshed with the third gear 12 through the tooth-shaped groove, so that an object on the ground can be conveniently transported to a scaffold at a higher position when the device is used;

the two ends of the main body 1 are rotatably connected with connecting plates 2, a threaded rod 3 is fixed at the bottom of each connecting plate 2, a fixed sleeve 4 is in threaded connection with the bottom of each threaded rod 3, a threaded groove is formed in each fixed sleeve 4, each fixed sleeve 4 is in threaded connection with each threaded rod 3 through the corresponding threaded groove, a fixed plate 7 is rotatably connected at the bottom of each fixed sleeve 4, a bearing is installed in each fixed plate 7, and each fixed plate 7 is rotatably connected with each fixed sleeve 4 through the corresponding bearing;

the outside of fixed cover 4 is fixed with second gear 8, and the top of fixed plate 7 and the one end that is located fixed cover 4 are fixed with lift driving motor 5, and lift driving motor 5's output is connected with first gear 6, and first gear 6 is connected with the meshing of second gear 8 for the device can go up and down when using more stably, improves the security.

One specific application of this embodiment is: firstly, the device is moved to a proper position through a roller arranged at the bottom of a fixed plate 7, then the lifting driving motor 5 is electrified, the lifting driving motor 5 drives a first gear 6 to rotate, then the first gear 6 drives a fixed sleeve 4 to rotate through a second gear 8 connected with the first gear in a meshed mode, then the fixed sleeve 4 is rotated to drive a threaded rod 3 in threaded connection to ascend, then the threaded rod 3 ascends to drive a connecting plate 2 to ascend, then the connecting plate 2 ascends to drive a main body 1 connected with the connecting plate in a rotating mode to ascend, so that the ascending and descending are more stable, the safety is improved, when a ground object needs to ascend, the brushless motor 16 is electrified, the brushless motor 16 drives a third gear 12 to rotate, then the third gear 12 rotates to drive a winding roller 10 connected with the third gear to rotate, and then the winding roller 10 rotates to drive a suspension wire 11 to rotate outwards, therefore, the hook 14 is moved downwards through the rotation of the suspension wire 11, and then objects on the ground can be conveniently transported to a higher scaffold.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. A lifting device of a scaffold, comprising a main body (1), characterized in that: one side at main part (1) top is fixed with two backup pads (9), two be fixed with connecting axle (15) between backup pad (9), the outside of connecting axle (15) is rotated and is connected with winding roller (10), the outside winding of winding roller (10) has suspension wire (11), the bottom of suspension wire (11) one end is fixed with lifting hook (14), one of them the top of backup pad (9) is fixed with motor protective housing (13), the inside of motor protective housing (13) is fixed with brushless motor (16), the output of brushless motor (16) is connected with third gear (12), third gear (12) are connected with the one end meshing of winding roller (10).

2. The lifting device of a scaffold, according to claim 1, characterized in that the two ends of the main body (1) are rotatably connected with connecting plates (2), a threaded rod (3) is fixed at the bottom of the connecting plates (2), a fixing sleeve (4) is screwed at the bottom of the threaded rod (3), a fixing plate (7) is rotatably connected at the bottom of the fixing sleeve (4), a second gear (8) is fixed at the outer side of the fixing sleeve (4), a lifting driving motor (5) is fixed at the top of the fixing plate (7) and at one end of the fixing sleeve (4), a first gear (6) is connected at the output end of the lifting driving motor (5), and the first gear (6) is meshed with the second gear (8).

3. A scaffold lifting device according to claim 2, characterized in that the fixing sheath (4) is internally threaded, and the fixing sheath (4) is in threaded connection with the threaded rod (3) through the threaded groove.

4. A scaffold lifting device according to claim 2, characterized in that the fixed plate (7) is internally provided with bearings, and the fixed plate (7) is rotatably connected with the fixed sleeve (4) through the bearings.

5. A scaffold lifting device according to claim 1, characterized in that the winding roller (10) is provided with a toothed groove at the outer side thereof corresponding to the third gear (12), and the winding roller (10) and the third gear (12) are engaged with each other through the toothed groove.

6. A scaffold lifting device according to claim 1, characterized in that the winding roller (10) is provided with a circular hole at a position corresponding to the connecting shaft (15), and the connecting shaft (15) and the winding roller (10) are rotatably connected through the circular hole.