CN216945980U

CN216945980U - Hoisting device that construction was used

Info

Publication number: CN216945980U
Application number: CN202122937015.9U
Authority: CN
Inventors: 张宝玉
Original assignee: Rizhao Liwei Construction Group Co ltd
Current assignee: Rizhao Liwei Construction Group Co ltd
Priority date: 2021-11-27
Filing date: 2021-11-27
Publication date: 2022-07-12
Anticipated expiration: 2031-11-27

Abstract

The utility model discloses a lifting device for building construction, which comprises a fixing frame, wherein the top of the left side of the fixing frame is fixedly connected with a fixing block, the fixing block is fixedly sleeved with a guide rod, a lifting plate is movably sleeved on the guide rod along the vertical direction, the top of the fixing frame is fixedly provided with a fixing seat, the fixing seat is provided with a cavity, and the right side of the fixing seat is fixedly provided with a servo motor. According to the utility model, the materials can be conveniently lifted upwards in the building construction process, and after the materials are lifted to the required height, the retractable wheels and the pull rope can be relatively positioned, so that the situation that the materials on the pull rope and the lifting plate fall down due to rotation of the retractable wheels can be prevented, the risk that the materials fall down due to the fact that the pull rope is not fixed firmly in the conventional lifting device for building construction is solved, the safety in the lifting process is greatly ensured, and the unnecessary risk is reduced.

Description

Lifting device for building construction

Technical Field

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

Background

As is well known, in the construction process of buildings, a lot of materials need to be lifted to the upstairs, and the occupied area of a large lifting machine is large, so that a small lifting device is also used for helping workers to lift the materials. As in the prior art CN208980214U, a lifting device for steel bars for building construction is disclosed, which comprises a first supporting plate and a second supporting plate, wherein the first supporting plate and the second supporting plate are fixedly connected together through a plurality of supporting columns, a vertical plate is fixed above the second supporting plate, a servo motor is fixed on the vertical plate, a fixed rod is fixed on a motor shaft of the servo motor, a fixed ring is installed on the fixed rod, a ring groove is formed in the fixed ring, and a steel pull rope is coiled in the ring groove; the device structure is more reliable stable again when can stably promote the reinforcing bar, and the operation is also comparatively simple when promoting the reinforcing bar.

However, in the existing lifting device technology for building construction, after the material is lifted up, the pulling rope is not fixed firmly after being rolled, which easily causes the risk of the material after subsequent lifting and the pulling rope falling, and the safety is not guaranteed. To this end, we provide a lifting device for building construction to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art and provides a lifting device for building construction.

In order to achieve the purpose, the utility model adopts the following technical scheme:

a lifting device for building construction comprises a fixing frame, wherein the top of the left side of the fixing frame is fixedly connected with a fixing block, the fixing block is fixedly sleeved with a guide rod, a lifting plate is movably sleeved on the guide rod in the vertical direction, the top of the fixing frame is fixedly provided with a fixing seat, the fixing seat is provided with a cavity, the right side of the fixing seat is fixedly provided with a servo motor, the output end of the servo motor rotates to extend into the cavity and is fixedly connected with a rotating shaft, the left end of the rotating shaft rotates to extend to the left side of the fixing seat and is fixedly sleeved with a retractable wheel, a pull rope is wound on the retractable wheel, and the bottom end of the pull rope is fixedly connected with the lifting plate;

rotate on the bottom inner wall of cavity and install the screwed pipe, there is the screw rod through threaded connection in the screwed pipe, and the fixed mounting in top fixedly connected with location latch of screw rod has fixed the positioning gear in the pivot that is located the cavity, and the top side and the positioning gear meshing location of location latch, fixed mounting has step motor still on the right side of fixing base, and step motor's output rotates and extends to in the cavity and fixedly connected with worm, fixed cover has connect the worm wheel on the screwed pipe, and worm wheel and worm mesh mutually.

Preferably, the top of the left side of the screw rod is fixedly connected with a sliding rod, the left end of the sliding rod is fixedly connected with a sliding block, a sliding rail is arranged on the inner wall of the left side of the cavity, and the sliding block is slidably mounted on the sliding rail along the vertical direction.

Preferably, a rotating seat is fixedly installed on the inner wall of the bottom of the cavity, and the bottom of the threaded pipe is rotatably installed on the rotating seat.

Preferably, a bearing is arranged on the inner wall of the left side of the cavity, and the rotating shaft is rotatably installed on the bearing.

Preferably, a coupler is fixedly arranged at the output end of the servo motor, and the output end of the servo motor is fixedly connected with the right end of the rotating shaft through the coupler.

Preferably, the number of the guide rods is two, and the two guide rods are arranged in parallel along the vertical direction.

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

according to the utility model, the worm is driven to rotate by the stepping motor, the worm is meshed with the worm wheel for transmission when rotating, and further drives the threaded pipe to rotate, the threaded pipe can rotate relative to the screw rod when rotating, and meanwhile, the screw rod is vertically guided and matched with the sliding rail through the sliding block on the sliding rod, so that the screw rod can be driven to perform upward thread transmission in the threaded pipe when rotating, and the screw rod drives the positioning clamping teeth to move upwards and mesh and position the positioning gear when moving upwards, and the rotating shaft and the winding and unwinding wheels on the rotating shaft are positioned after the positioning gear is positioned, so that the situation that materials on the pull rope and the lifting plate fall down due to rotation of the winding and unwinding wheels is prevented;

in conclusion, the lifting device for building construction is convenient for lifting materials upwards in the building construction process, and can relatively position the retracting wheels and the pull rope after the materials are lifted to a required height, so that the situation that the materials on the pull rope and the lifting plate fall down due to rotation of the retracting wheels can be prevented, the risk that the materials fall down due to the fact that the pull rope is not fixed firmly in the conventional lifting device for building construction is solved, safety in the lifting process is greatly guaranteed, and unnecessary risks are reduced.

Drawings

Fig. 1 is a schematic structural view of a lifting device for building construction according to the present invention;

FIG. 2 is an enlarged schematic view of portion A of FIG. 1;

FIG. 3 is a schematic view of the structure of the worm, worm wheel and threaded pipe of the present invention.

In the figure: 1. a fixed mount; 2. a fixed seat; 3. a servo motor; 4. a rotating shaft; 5. a retracting wheel; 6. a lifting plate; 7. a guide bar; 8. a fixed block; 9. a cavity; 10. a stepping motor; 11. a worm; 12. a worm gear; 13. a threaded pipe; 14. a screw; 15. positioning latch teeth; 16. positioning a gear; 17. a slide bar; 18. a rotating seat; 19. and a bearing.

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.

Referring to fig. 1-3, a lifting device for building construction comprises a fixed frame 1, wherein a fixed block 8 is fixedly connected to the top of the left side of the fixed frame 1, a guide rod 7 is fixedly sleeved on the fixed block 8, a lifting plate 6 is movably sleeved on the guide rod 7 along the vertical direction, a fixed seat 2 is fixedly installed at the top of the fixed frame 1, a cavity 9 is arranged on the fixed seat 2, a servo motor 3 is fixedly installed on the right side of the fixed seat 2, the output end of the servo motor 3 rotates to extend into the cavity 9 and is fixedly connected with a rotating shaft 4, the left end of the rotating shaft 4 rotates to extend to the left side of the fixed seat 2 and is fixedly sleeved with a retractable wheel 5, a pull rope is wound on the retractable wheel 5, and the bottom end of the pull rope is fixedly connected with the lifting plate 6;

rotate on the bottom inner wall of cavity 9 and install screwed pipe 13, have screw rod 14 through threaded connection in the screwed pipe 13, the top fixedly connected with location latch 15 of screw rod 14, it has location gear 16 to fix the cover on the pivot 4 that is located cavity 9, and the top side and the location gear 16 meshing location of location latch 15, the right side of fixing base 2 still fixed mounting has step motor 10, and step motor 10's output rotates and extends to in the cavity 9 and fixedly connected with worm 11, fixed worm wheel 12 that has cup jointed on the screwed pipe 13, and worm wheel 12 meshes with worm 11 mutually. According to the lifting device for building construction, materials can be conveniently lifted upwards in the building construction process, the retracting wheels 5 and the pull rope can be relatively positioned after the materials are lifted to the required height, the situation that the pull rope and the materials on the lifting plate 6 fall down due to rotation of the retracting wheels 5 can be prevented, the risk that the materials fall down due to the fact that the pull rope is not fixed firmly in the conventional lifting device for building construction is solved, safety in the lifting process is greatly guaranteed, and unnecessary risks are reduced.

In this example, the top of the left side of the screw 14 is fixedly connected with a sliding rod 17, the left end of the sliding rod 17 is fixedly connected with a sliding block, a sliding rail is arranged on the inner wall of the left side of the cavity 9, and the sliding block is slidably mounted on the sliding rail along the vertical direction.

In this example, a rotating seat 18 is fixedly mounted on the inner wall of the bottom of the cavity 9, and the bottom of the threaded pipe 13 is rotatably mounted on the rotating seat 18; a bearing 19 is arranged on the inner wall of the left side of the cavity 9, and the rotating shaft 4 is rotatably arranged on the bearing 19.

In this example, a coupler is fixedly arranged at the output end of the servo motor 3, and the output end of the servo motor 3 is fixedly connected with the right end of the rotating shaft 4 through the coupler; the number of the guide rods 7 is two, and the two guide rods 7 are arranged in parallel along the vertical direction.

According to the lifting device for building construction, when the lifting device is used for lifting, materials are placed on the lifting plate 6, then the rotating shaft 4 is driven to rotate through the servo motor 3, and the winding and unwinding wheel 5 is further driven to rotate, so that the pull rope can be wound through the rotation of the winding and unwinding wheel 5, and the lifting plate 6 and the materials on the lifting plate 6 can be lifted upwards through the pull rope; after the lifting device is lifted to a required height, the output end of the stepping motor 10 drives the worm 11 to rotate, the worm 11 is meshed with the worm wheel 12 for transmission when rotating, and then drives the threaded pipe 13 to rotate, the threaded pipe 13 rotates relative to the screw rod 14, and meanwhile, the screw rod 14 is vertically guided and matched with the sliding rail through the sliding block on the sliding rod 17, so that when the threaded pipe 13 rotates, the screw rod 14 can be upwards in the threaded pipe 13 for transmission, and when the screw rod 14 moves upwards, the positioning latch 15 is driven to move upwards and the positioning gear 16 is meshed for positioning, and after the positioning gear 16 is positioned, the rotating shaft 4 and the retractable wheel 5 on the rotating shaft 4 are positioned, so that the situation that materials on the pulling rope and the lifting plate 6 fall due to rotation of the retractable wheel 5 is avoided, and the risk that the materials fall due to insecure fixation of the pulling rope in the existing lifting device for building construction is solved, the safety in the lifting process is greatly guaranteed, and therefore unnecessary risks are reduced.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered as the technical solutions and the utility model concepts of the present invention in the scope of the present invention.

Claims

1. A lifting device for building construction comprises a fixed frame (1), a fixed block (8) is fixedly connected to the top of the left side of the fixed frame (1), a guide rod (7) is fixedly sleeved on the fixed block (8), a lifting plate (6) is movably sleeved on the guide rod (7) along the vertical direction, the lifting device is characterized in that a fixed seat (2) is fixedly mounted at the top of the fixed frame (1), a cavity (9) is formed in the fixed seat (2), a servo motor (3) is fixedly mounted on the right side of the fixed seat (2), the output end of the servo motor (3) rotatably extends into the cavity (9) and is fixedly connected with a rotating shaft (4), the left end of the rotating shaft (4) rotatably extends to the left side of the fixed seat (2) and is fixedly sleeved with a retractable wheel (5), a pull rope is wound on the retractable wheel (5), and the bottom end of the pull rope is fixedly connected with a lifting plate (6);

rotate on the bottom inner wall of cavity (9) and install screwed pipe (13), have screw rod (14) through threaded connection in screwed pipe (13), the top fixedly connected with location latch (15) of screw rod (14), be located fixed the having cup jointed positioning gear (16) on pivot (4) in cavity (9), and the top side and the positioning gear (16) meshing location of location latch (15), the right side of fixing base (2) still fixed mounting has step motor (10), and the output of step motor (10) rotates and extends to in cavity (9) and fixedly connected with worm (11), fixed cover is gone up in screwed pipe (13) and is connect worm wheel (12), and worm wheel (12) and worm (11) mesh mutually.

2. The lifting device for building construction according to claim 1, wherein a sliding rod (17) is fixedly connected to the top of the left side of the screw rod (14), a sliding block is fixedly connected to the left end of the sliding rod (17), a sliding rail is arranged on the inner wall of the left side of the cavity (9), and the sliding block is slidably mounted on the sliding rail in the vertical direction.

3. A lifting device for building construction according to claim 1, characterized in that a rotating seat (18) is fixedly mounted on the bottom inner wall of the cavity (9), and the bottom of the threaded pipe (13) is rotatably mounted on the rotating seat (18).

4. A lifting device for building construction according to claim 1, characterized in that a bearing (19) is arranged on the left inner wall of the cavity (9), and the rotating shaft (4) is rotatably mounted on the bearing (19).

5. The lifting device for building construction according to claim 1, wherein a shaft coupling is fixedly arranged at the output end of the servo motor (3), and the output end of the servo motor (3) is fixedly connected with the right end of the rotating shaft (4) through the shaft coupling.

6. A lifting device for building construction according to claim 1, characterised in that the number of guide rods (7) is two and that the two guide rods (7) are arranged in parallel in the vertical direction.