CN220596982U

CN220596982U - Lifting device for building

Info

Publication number: CN220596982U
Application number: CN202322178369.9U
Authority: CN
Inventors: 肖世浩
Original assignee: Shenzhen Zhenggang Decoration Engineering Co ltd
Current assignee: Shenzhen Zhenggang Decoration Engineering Co ltd
Priority date: 2023-08-14
Filing date: 2023-08-14
Publication date: 2024-03-15
Anticipated expiration: 2033-08-14

Abstract

The utility model discloses a lifting device for a building, and relates to the technical field of lifting devices. The lifting basket for containing articles is slidably mounted on the frame, lifting assemblies for lifting the lifting basket are mounted on the left side wall and the right side wall of the frame, a transmission assembly for providing power for the lifting assemblies is fixedly mounted at the bottom of the frame, and the transmission assembly has self-locking capability. According to the utility model, through the matching of the worm wheel and the worm, the mechanical self-locking capability can be realized, the lifting basket is prevented from sliding off when the motor fails, the falling of materials and the danger to ground personnel are avoided, the motor can be prevented from failing due to overload through the friction wheel transmission assembly, the lifting basket can be lifted through the lifting assembly, the lifting path of the lifting basket can be limited through the matching of the sliding block and the sliding column, and the shaking of the lifting basket is prevented.

Description

Lifting device for building

Technical Field

The utility model relates to the technical field of lifting devices, in particular to a lifting device for a building.

Background

Scaffolding is required in the construction process of a building, but conventional scaffolding is required to be spliced, and is fixed in height, so that construction and maintenance are inconvenient, and thus a lifting device for replacing the fixed scaffolding, which is an apparatus for providing a safe and convenient temporary working platform in construction, maintenance and finishing works, appears.

The chinese patent with publication number CN218465409U discloses a hoisting device for bricklaying equipment, relates to building tool technical field, including the lifting assembly who is used for driving the building block to go up and down, lifting assembly is including the basket of depositing that is used for placing the building block and the base under depositing the basket at intervals, deposit and be equipped with the elevating platform between basket and the base, the bottom of elevating platform is equipped with the first lifting mechanism that is used for driving its reciprocates.

The first lifting mechanism and the second lifting mechanism used by the technology are mutually matched, the problem that the screw rod is difficult to use under long-distance heavy load is solved, but the first lifting mechanism in the prior art lifts the storage basket through the motor and the pulley block, the load bearing capacity of the motor is high, the whole weight of the storage basket is increased due to the arranged second lifting mechanism, the motor is easy to overload to be dangerous under the condition that the mechanical self-locking structure does not exist, and the storage basket falls down once the motor fails by the technology, so that the danger is easy to be generated.

For this purpose, a lifting device for a building is proposed.

Disclosure of Invention

The utility model aims at: in order to solve the problems mentioned in the background art, the utility model provides a lifting device for a building.

The utility model adopts the following technical scheme for realizing the purposes:

the lifting device for the building comprises a frame, lifting baskets for containing articles are slidably mounted on the frame, lifting assemblies for lifting the lifting baskets are mounted on the left side wall and the right side wall of the frame, a transmission assembly for providing power for the lifting assemblies is fixedly mounted at the bottom of the frame, and the transmission assembly has self-locking capacity.

Further, the frame includes the chassis, the top fixed mounting of chassis has the top frame, six sets of smooth posts of fixed mounting have between the top of chassis and the top frame, smooth posts distribute in left and right sides and rear side direction, the bottom fixed mounting of chassis has the truckle.

Further, the lifting basket comprises a basket body, six groups of sliding blocks are fixedly arranged on the left outer wall, the right outer wall and the rear outer wall of the basket body, the sliding blocks are arranged in a matched mode with the sliding columns, and two groups of rope seats are fixedly arranged on the outer walls of the two sides of the basket body.

Further, the lifting assembly is provided with two groups and symmetrically arranged on the left and right outer walls of the frame, the lifting assembly comprises a fixed pulley and a groove, the groove is formed in the left and right outer walls of the underframe, a reel is rotatably arranged on the side wall of the groove, a steel wire rope is wound on the reel, and the steel wire rope penetrates through the top of the fixed pulley and is downwards connected to the top of the rope seat.

Further, the drive assembly includes the mounting base, mounting base fixed mounting is on the front and back side inner wall of chassis, run through on the lateral wall of mounting base and be provided with the transmission shaft, the transmission shaft rotates with mounting base and is connected the setting, the both ends and the reel fixed connection setting of transmission shaft, fixed mounting has the motor on the left side wall of mounting base, friction wheel drive assembly is installed through the shaft coupling to the output of motor, friction wheel drive assembly's output fixed mounting has the worm, friction wheel drive assembly rotates with the worm and installs on mounting base, worm and worm wheel meshing setting.

Further, the friction wheel transmission assembly is two friction wheels in contact with each other.

The beneficial effects of the utility model are as follows:

according to the utility model, through the matching of the worm wheel and the worm, the mechanical self-locking capability can be realized, the lifting basket is prevented from sliding off when the motor fails, the falling of materials and the danger to ground personnel are avoided, the motor can be prevented from failing due to overload through the friction wheel transmission assembly, the lifting basket can be lifted through the lifting assembly, the lifting path of the lifting basket can be limited through the matching of the sliding block and the sliding column, and the shaking of the lifting basket is prevented.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic view of the structure of the lifting basket of the present utility model;

FIG. 3 is a schematic view of the frame structure of the present utility model;

FIG. 4 is an enlarged schematic view of the structure of the part A of the present utility model;

FIG. 5 is an enlarged schematic view of the structure of the part B of the present utility model;

FIG. 6 is a schematic view of the transmission assembly of the present utility model;

FIG. 7 is a schematic illustration of the position of the friction wheel drive assembly of the present utility model;

reference numerals: 1. a frame; 11. a chassis; 12. an upper frame; 13. a spool; 14. casters; 2. lifting a basket; 21. a basket; 22. a slide block; 23. a rope seat; 3. a lifting assembly; 31. a groove; 32. a reel; 33. a wire rope; 34. a fixed pulley; 4. a transmission assembly; 41. a mounting base; 42. a transmission shaft; 43. a worm wheel; 44. a motor; 45. a friction wheel drive assembly; 46. a worm.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. The components of the embodiments of the present utility model generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures. Furthermore, the terms "first," "second," and the like, are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance.

In describing embodiments of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "inner", "outer", "upper", etc. are directions or positional relationships based on those shown in the drawings, or those that are conventionally put in place when the inventive product is used, are merely for convenience of description and simplification of description, and are not indicative or implying that the apparatus or element in question must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.

As shown in fig. 1 to 7, a lifting device for building is provided, a lifting basket 2 for containing articles is slidably mounted on a frame 1, lifting assemblies 3 for lifting the lifting basket 2 are mounted on left and right side walls of the frame 1, a transmission assembly 4 for providing power for the lifting assemblies 3 is fixedly mounted at the bottom of the frame 1, and the transmission assembly 4 has self-locking capability; specifically, can provide power to lifting unit 3 through the drive assembly 4 that sets up, owing to drive assembly 4 has the auto-lock ability, so can prevent because the overload problem of motor that makes because the load is overweight, can promote lifting basket 2 through lifting unit 3 that sets up, all press the eminence with the material transfer through lifting basket 2, owing to used drive assembly 4, the device can avoid because the trouble of motor makes lifting basket 2 danger that drops.

As shown in fig. 1 and 2, the frame 1 comprises a bottom frame 11, an upper frame 12 is fixedly arranged at the top of the bottom frame 11, six groups of sliding columns 13 are fixedly arranged between the top of the bottom frame 11 and the upper frame 12, the sliding columns 13 are distributed in the left-right side and rear side directions, and casters 14 are fixedly arranged at the bottom of the bottom frame 11; specifically, the strut 13 can provide stable support for the lifting basket 2 to lift, so that the lifting basket 2 is prevented from shaking in the lifting process, and the materials fall.

As shown in fig. 1, the lifting basket 2 comprises a basket body 21, six groups of sliding blocks 22 are fixedly arranged on the left and right outer walls and the rear outer wall of the basket body 21, the sliding blocks 22 are matched with the sliding columns 13, and two groups of rope seats 23 are fixedly arranged on the two outer walls of the basket body 21; specifically, the lifting basket 2 can be prevented from shaking by restricting the lifting path of the lifting basket 2 by the cooperation of the sliding block 22 and the sliding column 13.

As shown in fig. 1, 2 and 3, the lifting assembly 3 is provided with two groups and symmetrically arranged on the left and right outer walls of the frame 1, the lifting assembly 3 comprises a fixed pulley 34 and a groove 31, the groove 31 is arranged on the left and right outer walls of the underframe 11, a winch wheel 32 is rotatably arranged on the side wall of the groove 31, a steel wire rope 33 is wound on the winch wheel 32, and the steel wire rope 33 passes through the top of the fixed pulley 34 and is downwards connected to the top of the rope seat 23; specifically, the rotation force is converted into the tension force through the cooperation of the steel wire rope 33, the fixed pulley 34 and the groove 31, so that the lifting basket 2 is lifted.

As shown in fig. 3, 4, 5, 6 and 7, the transmission assembly 4 comprises a mounting base 41, the mounting base 41 is fixedly mounted on the inner walls of the front side and the rear side of the chassis 11, a transmission shaft 42 is arranged on the left side wall and the right side wall of the mounting base 41 in a penetrating way, the transmission shaft 42 is rotatably connected with the mounting base 41, two ends of the transmission shaft 42 are fixedly connected with the reel 32, a motor 44 is fixedly mounted on the left side wall of the mounting base 41, the output end of the motor 44 is provided with a friction wheel transmission assembly 45 through a coupler, the output end of the friction wheel transmission assembly 45 is fixedly provided with a worm 46, the friction wheel transmission assembly 45 and the worm 46 are rotatably mounted on the mounting base 41, and the worm 46 is meshed with the worm wheel 43; specifically, through the cooperation of the worm wheel 43 and the worm 46, the mechanical self-locking capability can be realized, the lifting basket 2 is prevented from sliding down when the motor fails, and the falling of materials and the danger to ground personnel are avoided.

As shown in fig. 3, 4, 5, 6 and 7, the friction wheel transmission assembly 45 is two friction wheels in contact with each other; specifically, friction transmission can be realized through the friction wheel transmission assembly 45, the power of the motor is transmitted to the worm 46 through the friction wheel transmission assembly 45, and as the friction wheel transmission assembly 45 is provided with the limit of prefabricated transmission torque, once the weight borne by the lifting basket 2 exceeds the torque limit set by the friction wheel transmission assembly 45, the friction wheel transmission assembly 45 slips, and the motor 44 is prevented from generating faults due to overload.

To sum up: can provide power to lifting unit 3 through the drive assembly 4 that sets up, through the cooperation of worm wheel 43 and worm 46 that sets up, can be to realizing mechanical self-locking ability, prevent that lifting basket 2 can the landing in the motor trouble, avoid causing the whereabouts of material and cause danger to ground personnel, can realize friction drive through the friction wheel drive assembly 45 that sets up, the power of motor passes through friction wheel drive assembly 45 and gives worm 46, because the friction wheel drive assembly 45 that uses is provided with the limit of prefabricated drive torque, in case the weight that lifting basket 2 born exceeds the moment limit that friction wheel drive assembly 45 set up, friction wheel drive assembly 45 will skid, avoid motor 44 to produce the trouble because the load is overweight, lifting basket 2 can be promoted through lifting unit 3 that sets up, the route that lifting basket 2 risen can be restricted through the cooperation of slider 22 and slide post 13 that sets up, lifting basket 2 is prevented from rocking.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made therein without departing from the spirit and scope of the utility model, which is defined by the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The lifting device for the building is characterized by comprising a frame (1), wherein a lifting basket (2) for containing articles is slidably arranged on the frame (1), lifting assemblies (3) for lifting the lifting basket (2) are arranged on the left side wall and the right side wall of the frame (1), a transmission assembly (4) for providing power for the lifting assemblies (3) is fixedly arranged at the bottom of the frame (1), and the transmission assembly (4) has self-locking capacity.

2. The lifting device for a building according to claim 1, wherein the frame (1) comprises a bottom frame (11), an upper frame (12) is fixedly arranged at the top of the bottom frame (11), six groups of sliding columns (13) are fixedly arranged between the top of the bottom frame (11) and the upper frame (12), the sliding columns (13) are distributed in the left-right side and rear side directions, and casters (14) are fixedly arranged at the bottom of the bottom frame (11).

3. The lifting device for a building according to claim 2, wherein the lifting basket (2) comprises a basket body (21), six groups of sliding blocks (22) are fixedly arranged on the left outer wall, the right outer wall and the rear outer wall of the basket body (21), the sliding blocks (22) are matched with the sliding columns (13), and two groups of rope seats (23) are fixedly arranged on the outer walls of two sides of the basket body (21).

4. A lifting device for a building according to claim 3, characterized in that the lifting assembly (3) is provided with two groups and symmetrically arranged on the left and right side outer walls of the frame (1), the lifting assembly (3) comprises a fixed pulley (34) and a groove (31), the groove (31) is arranged on the left and right side outer walls of the underframe (11), a reel (32) is rotatably arranged on the side wall of the groove (31), a steel wire rope (33) is wound on the reel (32), and the steel wire rope (33) penetrates through the top of the fixed pulley (34) and is downwards connected to the top of the rope seat (23).

5. The lifting device for building according to claim 4, wherein the transmission assembly (4) comprises a mounting base (41), the mounting base (41) is fixedly mounted on the inner walls of the front side and the rear side of the underframe (11), a transmission shaft (42) is arranged on the left side wall and the right side wall of the mounting base (41) in a penetrating manner, the transmission shaft (42) is rotatably connected with the mounting base (41), two ends of the transmission shaft (42) are fixedly connected with the winch wheel (32), a motor (44) is fixedly mounted on the left side wall of the mounting base (41), a friction wheel transmission assembly (45) is mounted at the output end of the motor (44) through a coupler, a worm (46) is fixedly mounted at the output end of the friction wheel transmission assembly (45), the friction wheel transmission assembly (45) and the worm (46) are rotatably mounted on the mounting base (41), and the worm (46) is meshed with the worm wheel (43).

6. A lifting device for buildings according to claim 5, characterized in that the friction wheel transmission assembly (45) is two friction wheels in contact with each other.