Assembly type prefabricated part hoisting device
By designing a lifting device including a servo motor and a threaded rod to adjust the center of gravity of the prefabricated components, the problems of tilting and instability in traditional lifting devices were solved, and stable lifting and safe construction of prefabricated components were achieved.
Patent Information
- Application Number
- CN202422749263.4
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-11-12
- Publication Date
- 2025-09-05
- Estimated Expiration
- 2034-11-12
AI Technical Summary
During the lifting process, traditional prefabricated component lifting equipment may tilt due to the asymmetric shape of the prefabricated components and the offset of the center of gravity. It requires multiple people to work together to maintain balance, which affects the construction progress.
A lifting device including components such as a hanging plate, a support plate, a servo motor, a threaded rod, a belt, a balance beam and a buffer seat is used. The center of gravity is adjusted by the servo motor and the threaded rod, and the impact force is reduced by the buffer seat and the spring to adapt to prefabricated components of different sizes and shapes.
It achieves stability and safety during the hoisting process of prefabricated components, prevents tilting and falling, reduces safety accidents, protects components from damage, and improves construction efficiency.
Smart Images
Figure CN223303984U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of hoisting devices, in particular to an assembled prefabricated component hoisting device. Background Art
[0002] Prefabricated components refer to building components that are pre-made in the factory. They are produced in the factory using standardized molds and processes, including concrete pouring, vibration, and curing. Their size and quality can be effectively controlled. After production is completed, they are transported to the construction site and installed through hoisting and other methods. They are assembled into the entire building like building blocks.
[0003] However, when traditional prefabricated component lifting devices are used to lift prefabricated components, the center of gravity of some prefabricated components is not on their center line due to reasons such as asymmetric shapes, offset center of gravity, and different materials in different parts. This causes the prefabricated components to tilt, requiring multiple people to collaborate to maintain balance, thus affecting the construction progress.
[0004] Therefore, it is necessary to provide a new assembled prefabricated component lifting device to solve the above technical problems. Utility Model Content
[0005] The technical problem solved by the utility model is to provide an assembled prefabricated component hoisting device which is easy to use, can adjust the center of gravity when the prefabricated component is tilted, and can hoist prefabricated components of different lengths.
[0006] In order to solve the above technical problems, the utility model provides an assembled prefabricated component lifting device including: a hanging plate, two support plates fixedly installed at the bottom of the hanging plate, two first threaded rods rotatably installed at the bottom of the hanging plate, the ends of the two first threaded rods close to each other respectively pass through the two support plates, a first servo motor is fixedly installed on one side of the two support plates, the output shaft of the first servo motor and the outer side of the first threaded rod are fixedly installed with a first pulley, the two first pulleys are provided with the same second belt, the outer sides of the two first threaded rods are threadedly connected with a movable connecting seat, the bottoms of the two movable connecting seats are fixedly installed with a buffer seat, the bottom of the hanging plate is provided with a limit seat, balance beams are provided on both sides of the limit seat, second hooks are fixedly installed on the tops of the two balance beams, third hooks are provided on the bottoms of the two buffer seats, and a sling is provided between the two second hooks through the two third hooks.
[0007] Preferably, a threaded sleeve is fixedly installed in each of the two balance beams, a first connecting rod is rotatably installed in the limit seat, both ends of the first connecting rod pass through the limit seat and extend into the two balance beams respectively, a second threaded rod is provided in each of the two balance beams, one end of the second threaded rod close to the first connecting rod passes through the threaded sleeve and is fixedly connected to the first connecting rod, the second threaded rod is threadedly connected to the threaded sleeve, a second servo motor is fixedly installed on the top of the limit seat, a second pulley is fixedly installed on the output shaft of the second servo motor and the outer side of the first connecting rod, and the outer sides of the two second pulleys are sleeved with the same first belt.
[0008] Preferably, a first guide plate is fixedly installed on one side of the two support plates away from each other, the other end of the first guide plate is fixedly connected to the hanging plate, and the movable connecting seat is also slidably installed on the first guide plate.
[0009] Preferably, two second guide plates are fixedly mounted on both sides of the limit seat, and one end of the second guide plate away from the limit seat extends into the balance beam.
[0010] Preferably, a lifting plate is slidably installed in each of the two buffer seats, a second connecting rod is fixedly installed on the bottom of the lifting plate, the bottom end of the second connecting rod passes through the buffer seat and is fixedly connected to the third hook, a second spring is fixedly installed on the top of the lifting plate, the other end of the second spring is fixedly connected to the buffer seat, four dampers are fixedly installed in the buffer seat, and contact plates are fixedly installed at the telescopic ends of the four dampers, and the contact plates are in contact with the lifting plates.
[0011] Preferably, a first spring is fixedly mounted on the top of the damper, the other end of the first spring is fixedly connected to the contact plate, and the first spring is sleeved on the outside of the telescopic end of the damper.
[0012] Preferably, two first hooks are fixedly mounted on the top of the hanging plate, and hooks are fixedly mounted on the bottoms of the two balance beams.
[0013] Compared with the related art, the assembled prefabricated component lifting device provided by the utility model has the following beneficial effects:
[0014] The utility model provides an assembled prefabricated component lifting device, which cooperates with a first servo motor, a second belt, a first threaded rod, a support plate, a movable connecting seat and a first guide plate. When the two movable connecting seats are moving, the center of gravity of the prefabricated component can be adjusted, thereby preventing the prefabricated component from shaking, tilting or even falling due to unstable center of gravity during the lifting process, reducing the probability of safety accidents, and avoiding sudden imbalance during lifting. Secondly, the posture of the component in the air can be better controlled, so that each connection point of the component can be accurately spliced with the corresponding part; through the cooperation of the second spring, the first spring, the damping, the contact plate and the lifting plate, in the process of lifting and dropping the prefabricated component, the damping and the first spring can reduce the impact force, and avoid sudden pulling force when lifting. It can prevent the loosening or damage of components due to the instantaneous large force on some brittle materials or prefabricated components with delicate connection parts, and can make the components land smoothly when dropping them, thereby preventing the violent collision between the bottom of the component and the installation foundation, which may cause cracks and other damage to the components; through the cooperation of the second threaded rod, the threaded sleeve, the second servo motor, the second guide plate, the first connecting rod and the first belt, when the two balance beams are away from the limit seat, the lifting device can adapt to prefabricated components of more sizes and shapes, so that the working range of the lifting beam can be flexibly adjusted, and the lifting device can lift components with larger width or length, and can quickly adjust the lifting beam according to the specific size of the prefabricated component, reducing the time spent on replacing beams of different specifications. BRIEF DESCRIPTION OF THE DRAWINGS
[0015] Figure 1 A structural schematic diagram of a preferred embodiment of the assembled prefabricated component lifting device provided by the utility model;
[0016] Figure 2 for Figure 1 Schematic diagram of part of the structure shown;
[0017] Figure 3 for Figure 1 A schematic cross-sectional view of the structure of part A shown;
[0018] Figure 4 for Figure 1 Schematic diagram of part of the structure shown;
[0019] Figure 5 for Figure 4 Schematic diagram of the structure shown fully extended;
[0020] Figure 6 for Figure 4 The enlarged cross-sectional view of part B is shown.
[0021] Numbers in the figure: 1. first hook, 2. movable connecting seat, 3. first servo motor, 4. hanging plate, 5. first threaded rod, 6. first belt, 7. first guide plate, 8. second hook, 9. limit seat, 10. balance beam, 11. hook, 12. sling, 13. third hook, 14. threaded sleeve, 15. second belt, 16. support plate, 17. first connecting rod, 18. first spring, 19. buffer seat, 20. second spring, 21. lifting plate, 22. contact plate, 23. damping, 24. second connecting rod, 25. second threaded rod, 26. second servo motor, 27. second guide plate. DETAILED DESCRIPTION
[0022] The present invention will be further described below with reference to the accompanying drawings and implementation examples.
[0023] Please refer to Figure 1 、 Figure 2 、 Figure 3 、 Figure 4 、 Figure 5 and Figure 6 ,in, Figure 1 A structural schematic diagram of a preferred embodiment of the assembled prefabricated component lifting device provided by the utility model; Figure 2 for Figure 1 Schematic diagram of part of the structure shown; Figure 3 for Figure 1 A schematic cross-sectional view of the structure of part A shown; Figure 4 for Figure 1 Schematic diagram of part of the structure shown; Figure 5 for Figure 4 Schematic diagram of the structure shown fully extended; Figure 6 for Figure 4The schematic diagram of the enlarged cross-section of the structure of part A is shown. The assembled prefabricated component lifting device includes: a hanging plate 4, two support plates 16 are fixedly installed at the bottom of the hanging plate 4, two first threaded rods 5 are rotatably installed at the bottom of the hanging plate 4, and the ends of the two first threaded rods 5 close to each other pass through the two support plates 16 respectively, and a first servo motor 3 is fixedly installed on one side of the two support plates 16, and the output shaft of the first servo motor 3 and the outer side of the first threaded rod 5 are fixedly installed with a first pulley, and the same second belt 15 is sleeved on the two first pulleys, and the outer sides of the two first threaded rods 5 are threadedly connected with a movable connecting seat 2, and when the two movable connecting seats 2 move on the first guide plate 7, they can achieve The center of gravity of the prefabricated components is adjusted to prevent the prefabricated components from shaking, tilting or even falling due to unstable center of gravity during the lifting process. The bottom of the two mobile connecting seats 2 is fixedly installed with a buffer seat 19, and the bottom of the hanging plate 4 is provided with a limit seat 9. Balance beams 10 are provided on both sides of the limit seat 9. When the two balance beams 10 are away from the limit seat 9, the lifting device can adapt to prefabricated components of more sizes and shapes, so that the working range of the lifting beam can be flexibly adjusted. The top of the two balance beams 10 is fixedly installed with a second hook 8, and the bottom of the two buffer seats 19 is provided with a third hook 13. A sling 12 is provided between the two second hooks 8 through the two third hooks 13.
[0024] A threaded sleeve 14 is fixedly installed in the two balance beams 10, and a first connecting rod 17 is rotatably installed in the limit seat 9. Both ends of the first connecting rod 17 pass through the limit seat 9 and extend into the two balance beams 10 respectively. A second threaded rod 25 is provided in the two balance beams 10. The end of the second threaded rod 25 close to the first connecting rod 17 passes through the threaded sleeve 14 and is fixedly connected to the first connecting rod 17. The second threaded rod 25 is threadedly connected to the threaded sleeve 14. A second servo motor 26 is fixedly installed on the top of the limit seat 9. The output shaft of the second servo motor 26 and the outer side of the first connecting rod 17 are fixedly installed with a second pulley, and the outer sides of the two second pulleys are sleeved with the same first belt 6.
[0025] A first guide plate 7 is fixedly mounted on one side of the two support plates 16 away from each other. The other end of the first guide plate 7 is fixedly connected to the hanging plate 4 , and the movable connecting seat 2 is also slidably mounted on the first guide plate 7 .
[0026] Two second guide plates 27 are fixedly mounted on both sides of the limiting seat 9 . One end of the second guide plate 27 away from the limiting seat 9 extends into the balance beam 10 .
[0027] A lifting plate 21 is slidably installed in each of the two buffer seats 19, and a second connecting rod 24 is fixedly installed on the bottom of the lifting plate 21. The bottom end of the second connecting rod 24 passes through the buffer seat 19 and is fixedly connected to the third hook 13. A second spring 20 is fixedly installed on the top of the lifting plate 21, and the other end of the second spring 20 is fixedly connected to the buffer seat 19. Four dampers 23 are fixedly installed in the buffer seat 19, and the telescopic ends of the four dampers 23 are fixedly installed with contact plates 22, and the contact plates 22 are in contact with the lifting plate 21.
[0028] A first spring 18 is fixedly installed on the top of the damper 23, and the other end of the first spring 18 is fixedly connected to the contact plate 22. The first spring 18 is sleeved on the outside of the telescopic end of the damper 23. During the process of lifting and dropping prefabricated components, the damper 23 and the first spring 18 can reduce the impact force, and when lifting, sudden tension can be avoided to cause damage to the components.
[0029] Two first hooks 1 are fixedly mounted on the top of the hanging plate 4 , and hooks 11 are fixedly mounted on the bottoms of the two balance beams 10 .
[0030] The working principle of the assembled prefabricated component lifting device provided by the utility model is as follows:
[0031] First, during use, when the prefabricated component is hoisted and the prefabricated component tilts, check whether the center of gravity of the prefabricated component is biased to the left or right. If it is biased to the left, the left is lower and the right is higher. At this time, start the first servo motor 3 on the left, and the output shaft of the first servo motor 3 drives the first threaded rod 5 to rotate through the second belt 15, so that the movable connecting seat 2 moves, and the third hook 13 pulls the lower end of the balance beam 10 upward through the sling 12. When the movable connecting seat 2 moves a certain distance and the prefabricated component no longer tilts, it can be assembled. When lifting the prefabricated component, the damping 23 and the first spring 18 can reduce the impact force and avoid sudden tension from causing damage to the component. When the length of the lifting device needs to be adjusted, start the second servo motor 26. The second servo motor 26 drives the first connecting rod 17 to rotate through the first belt 6. The first connecting rod 17 drives the second threaded rods 25 at both ends to rotate, so that the two balance beams 10 are away from the limit seat 9, so that components of different lengths can be hoisted.
[0032] Compared with the related art, the assembled prefabricated component lifting device provided by the utility model has the following beneficial effects:
[0033] The utility model provides an assembled prefabricated component lifting device, which cooperates with the first servo motor 3, the second belt 15, the first threaded rod 5, the support plate 16, the mobile connecting seat 2 and the first guide plate 7. When the two mobile connecting seats 2 are moving, the center of gravity of the prefabricated component can be adjusted, thereby preventing the prefabricated component from shaking, tilting or even falling due to unstable center of gravity during the lifting process, reducing the probability of safety accidents, and avoiding sudden unbalance during lifting. Secondly, the posture of the component in the air can be better controlled, so that each connection point of the component can be accurately spliced with the corresponding part; through the cooperation of the second spring 20, the first spring 18, the damping 23, the contact plate 22 and the lifting plate 21, in the process of lifting and dropping the prefabricated component, the damping 23 and the first spring 18 can reduce the impact force, and when lifting, avoid Sudden pulling force causes damage to components. For some prefabricated components made of brittle materials or with delicate connection parts, it can prevent them from loosening or being damaged due to instantaneous large force. When dropping the components, the components can be made to land smoothly, thereby preventing violent collision between the bottom of the component and the installation foundation, which may cause cracks and other damage to the components. Through the cooperation of the second threaded rod 25, the threaded sleeve 14, the second servo motor 26, the second guide plate 27, the first connecting rod 17 and the first belt 6, when the two balance beams 10 are away from the limit seat 9, the lifting device can adapt to prefabricated components of more sizes and shapes, so that the working range of the lifting beam can be flexibly adjusted. The lifting device can lift components with larger width or length, and can quickly adjust the lifting beam according to the specific size of the prefabricated component, reducing the time spent on replacing lifting beams of different specifications.
[0034] The above description is merely an embodiment of the present invention and does not limit the patent scope of the present invention. Any equivalent structure or equivalent process transformation made by using the contents of the description and drawings of the present invention, or directly or indirectly applied in other related technical fields, are also included in the patent protection scope of the present invention.
Claims
1. An assembled prefabricated component lifting device, characterized in that: include: The lifting mechanism is a lifting mechanism, and the lifting mechanism is a lifting mechanism, and a lifting mechanism is installed in a lifting mode. The lifting mechanism is installed in a lifting mode of the lifting mode. The lifting mechanism is installed in a lifting mode of the lifting mode. The lifting mechanism is installed in a lifting mode of the lifting mode. The lifting mechanism is installed in a lifting mode of the lifting mode.
2. The prefabricated component hoisting device according to claim 1, characterized in that: A threaded sleeve is fixedly installed in the two balance beams, and a first connecting rod is rotatably installed in the limit seat. Both ends of the first connecting rod pass through the limit seat and extend into the two balance beams respectively. A second threaded rod is provided in the two balance beams, and the end of the second threaded rod close to the first connecting rod passes through the threaded sleeve and is fixedly connected to the first connecting rod. The second threaded rod is threadedly connected to the threaded sleeve, and a second servo motor is fixedly installed on the top of the limit seat. A second pulley is fixedly installed on the output shaft of the second servo motor and the outer side of the first connecting rod, and the outer sides of the two second pulleys are sleeved with the same first belt.
3. The prefabricated component hoisting device according to claim 1, characterized in that: A first guide plate is fixedly installed on one side of the two support plates away from each other, the other end of the first guide plate is fixedly connected to the hanging plate, and the movable connecting seat is also slidably installed on the first guide plate.
4. The prefabricated component hoisting device according to claim 2, characterized in that: Two second guide plates are fixedly mounted on both sides of the limit seat, and one end of the second guide plate away from the limit seat extends into the balance beam.
5. The prefabricated component hoisting device according to claim 1, characterized in that: A lifting plate is slidably installed in each of the two buffer seats, a second connecting rod is fixedly installed on the bottom of the lifting plate, the bottom end of the second connecting rod passes through the buffer seat and is fixedly connected to the third hook, a second spring is fixedly installed on the top of the lifting plate, the other end of the second spring is fixedly connected to the buffer seat, four dampers are fixedly installed in the buffer seat, and contact plates are fixedly installed on the telescopic ends of the four dampers, and the contact plates are in contact with the lifting plates.
6. The prefabricated component hoisting device according to claim 5, characterized in that: A first spring is fixedly installed on the top of the damper, the other end of the first spring is fixedly connected to the contact plate, and the first spring is sleeved on the outside of the telescopic end of the damper.
7. The prefabricated component hoisting device according to claim 1, characterized in that: Two first hooks are fixedly installed on the top of the hanging plate, and hooks are fixedly installed on the bottoms of the two balance beams.