Prefabricated pipe pile hoisting device

By adjusting the components and driving components to control the distance and angle of the grab hook, the shortcomings of the precast pipe pile hoisting device in terms of swaying and adaptability are solved, thereby improving stability and efficiency.

CN223722556UActive Publication Date: 2025-12-26CHINA CONSTR FIFTH ENG DIV CORP LTD
View PDF 0 Cites 0 Cited by

Patent Information

Application Number
CN202520615891.5
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-04-03
Publication Date
2025-12-26
Estimated Expiration
2035-04-03

AI Technical Summary

Technical Problem

Existing precast pipe pile hoisting equipment is prone to shaking during hoisting, causing pipe position deviation, and it is difficult to adapt to precast pipe piles of different sizes, affecting construction accuracy and efficiency.

Method used

By employing adjustment and drive components, and controlling the distance and angle of the grab hook via a servo motor, the swaying of the precast pipe is reduced, and different sizes of lifting lugs are accommodated to ensure lifting stability and flexibility.

Benefits of technology

It improves the installation stability and efficiency of precast pipe piles, reduces pipe position deviation, and adapts to the hoisting needs of precast pipe piles of different sizes.

✦ Generated by Eureka AI based on patent content.

Smart Images

  • Figure CN223722556U_ABST
    Figure CN223722556U_ABST
Patent Text Reader

Abstract

The utility model discloses a prefabricated tubular pile hoisting device, which relates to the technical field of hoisting machines, and comprises a support frame, support rods are fixedly connected to two ends of the bottom of the support frame, a group of symmetrical guide rods are fixedly connected to opposite sides of the support rods, grapnels are slidably connected to the guide rods, and the grapnels are symmetrically arranged in a staggered manner. An adjusting assembly is arranged at the bottom of the supporting frame, and the adjusting assembly is movably connected with the grabbing hook. By means of the adjusting assembly, when the main rods are far away from each other, the claw hooks can be pushed to be far away from each other in the axial direction of the guide rod, the top ends of the claw hooks move in the axial direction of the sliding rod, the side edges of the claw hooks can abut against the inner sides of the lifting lugs, and therefore in the downward moving process of the prefabricated pipe, shaking of the prefabricated pipe is reduced, and the working efficiency of the prefabricated pipe is improved. Therefore, the pipe position deviation of the prefabricated pipe is reduced, the stability of the prefabricated pipe is improved, and the mounting efficiency of the prefabricated pipe is improved.
Need to check novelty before this filing date? Find Prior Art

Description

TECHNICAL FIELD

[0001] The utility model relates to hoist technology field, concretely is a kind of prefabricated pipe pile hoisting device. BACKGROUND

[0002] Prefabricated pipe pile is a kind of component widely used in building foundation engineering, usually used for pile foundation construction. The hoisting of prefabricated pipe pile is a key link in the construction process, and its hoisting efficiency and stability directly affect the construction progress and engineering quality. The traditional prefabricated pipe pile hoisting device usually uses simple hooks or clamps for hoisting. Although the structure is simple, there are certain limitations in actual application, especially in the hoisting process, which is prone to shaking, resulting in pipe pile position deviation, affecting construction accuracy.

[0003] However, the existing prefabricated pipe pile hoisting device mostly relies on manual operation or simple mechanical structure, and it is difficult to effectively control the hoisting posture and stability of the pipe pile, especially during hoisting, the pipe pile is prone to shaking, resulting in pipe position deviation, increasing the construction difficulty and risk. In addition, the traditional hoisting device has poor adaptability to different sizes of prefabricated pipe pile, and it is difficult to flexibly adjust the clamping range of the clamp, limiting its application in different construction scenes. Therefore, a prefabricated pipe pile hoisting device is needed to solve the existing problems. SUMMARY

[0004] One of the technical problems to be solved by the present application is to reduce the shaking of the prefabricated pipe during downward movement by setting the adjusting assembly, thereby reducing the pipe position deviation of the prefabricated pipe, improving the stability of the prefabricated pipe, and improving the installation efficiency of the prefabricated pipe. The driving assembly helps to position the lifting lug of the prefabricated pipe between the hooks, thereby avoiding the lifting lug from falling off the hooks. The distance between the hooks can be controlled to adapt to different sizes of lifting lugs, thereby installing prefabricated pipes of different sizes.

[0005] To solve the above technical problems, the prefabricated pipe pile hoisting device provided by the present application comprises a support frame, the bottom of the support frame is fixedly connected with support rods at both ends, the opposite sides of the support rods are fixedly connected with a group of symmetrical guide rods, the guide rods are slidably connected with hooks, and the hooks are arranged in a staggered and symmetrical manner. An adjusting assembly is arranged at the bottom of the support frame and is movably connected with the hooks. A driving assembly is arranged on the inner side of the support frame and is movably connected with the top of the hooks.

[0006] The utility model further sets up, the adjusting assembly includes adjusting rod, servo motor one and adjusting frame, adjusting rod is through bearing swing joint in the opposite side of support rod, and adjusting rod is located in the opposite side of guide rod, servo motor one is fixedly connected in the outside of support rod, the output end of servo motor one is fixedly connected with the end of adjusting rod, the adjusting frame is staggered symmetry setting, the outside of adjusting rod is equipped with a group of symmetrical threads, and adjusting rod is connected with adjusting frame screw, adjusting frame is swing joint with guide rod.

[0007] The utility model further sets up, the adjusting frame includes main rod and vice rod, vice rod is L character shape, vice rod is fixedly connected in one side of main rod, adjusting rod passes through the middle position of two main rods, and adjusting rod is connected with main rod screw.

[0008] The utility model further sets up, two guide rods pass through the both ends of main rod respectively, and guide rod is swing joint with main rod, guide rod passes through vice rod, and guide rod is swing joint with vice rod, the grab hook is located between main rod and vice rod.

[0009] The utility model further sets up, the drive assembly includes drive rod, sliding block, connecting rod, control block and control piece, the sliding block is symmetry setting, both sides of sliding block all are swing joint with connecting rod through pivot, and the bottom of connecting rod all is swing joint with the top of control block through pivot, the inside of support frame is swing joint with drive rod through bearing, the outside of drive rod is equipped with a group of symmetrical threads, drive rod passes through sliding block, and drive rod is connected with sliding block screw, both sides of control block all are slidably connected with control piece, and control piece is swing joint with the top of grab hook respectively.

[0010] The utility model further sets up, the control piece includes slide rod, gyro wheel one and gyro wheel two, gyro wheel one is fixedly connected in one end of slide rod, and gyro wheel two is fixedly connected in the other end of slide rod, the top of grab hook is passed through slide rod, and slide rod is swing joint with grab hook.

[0011] The utility model further sets up, both sides of control block all are equipped with the sliding slot, and gyro wheel one is slidably connected in the inside of sliding slot, the outside of support frame is fixedly connected with servo motor two, and the output end of servo motor two is fixedly connected with one end of drive rod.

[0012] The utility model at least has following beneficial effect:

[0013] The utility model discloses a adjusting assembly is set up, therefore when the main rod is away from each other, can push the claw hook and away from each other along the axial direction of guide rod, and the top of claw hook moves along the axial direction of slide rod, is favorable to make the side of claw hook and the inboard of lifting lug be in contact with each other, thereby make prefabricated pipe reduce the shaking of prefabricated pipe in the process of moving down, reduce the pipe position deviation of prefabricated pipe in this way, thereby improve the stability of prefabricated pipe, and further improve the installation efficiency of prefabricated pipe.

[0014] The utility model discloses a drive assembly is set up, because the roller no. 1 is slidably connected in the inside of sliding slot, thereby making the longitudinal movement of slide rod, and the top of slide rod and claw hook are slidably connected, in this way make claw hook rotate around the axle of guide rod, and the lateral auxiliary movement of slide rod along the sliding slot makes two claw hooks approach each other, is favorable to make the lifting lug of prefabricated pipe be located between claw hook, thereby avoid the lifting lug and claw hook to fall off, can pass through the distance of control claw hook and approach each other, in this way adapt to different size's lifting lug, thereby install different size's prefabricated pipe. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is the three -dimensional structure schematic diagram of the utility model;

[0016] Figure 2 It is the inverted structure schematic diagram of the utility model;

[0017] Figure 3 It is the application structure schematic diagram of the utility model;

[0018] Figure 4 It is the adjusting assembly and claw hook structure schematic diagram of the utility model;

[0019] Figure 5 It is the drive assembly and claw hook structure schematic diagram of the utility model.

[0020] In the drawing: 1, support frame;2, support rod;3, guide rod;4, claw hook;5, adjusting assembly;501, adjusting rod;502, servo motor no. 1;503, main rod;504, auxiliary rod;6, drive assembly;601, drive rod;602, sliding block;603, connecting rod;604, control block;605, slide rod;606, roller no. 1;607, roller no. 2;7, sliding slot;8, servo motor no. 2. DETAILED DESCRIPTION

[0021] The technical scheme in the embodiments of the utility model will be described below in conjunction with the drawings in the embodiments of the utility model, apparently, the described embodiments only are a part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the ordinary skill in the art without making creative labor belong to the range of the utility model protection.

[0022] As Figures 1-5 shown, the utility model provides a technical scheme: a prefabricated pipe pile hoisting device, including support frame 1, support frame 1's top is connected with crane, and the bottom of support frame 1 is fixedly connected with support rod 2 at both ends, and the opposite side of support rod 2 is fixedly connected with a group of symmetrical guide rod 3, and guide rod 3 is all slidably connected with grab hook 4, and the middle part of grab hook 4 is movably connected with guide rod 3, and grab hook 4 is staggered symmetrically arranged, so that when grab hook 4 is close to each other, the lifting lug between grab hook 4 can only be on the inside of grab hook 4, and the bottom of support frame 1 is provided with adjusting assembly 5, and adjusting assembly 5 is movably connected with grab hook 4, and the inside of support frame 1 is provided with drive assembly 6, and drive assembly 6 is movably connected with the top of grab hook 4, and prefabricated pipe is usually hoisted by hydraulic lateral support to rotate to oblique direction, so as to facilitate hoisting equipment to hoist prefabricated pipe by clamping lifting lug.

[0023] As Figure 1 , Figure 3 and Figure 4 shown, adjusting assembly 5 includes adjusting rod 501, servo motor one 502 and adjusting frame, adjusting rod 501 is movably connected to the opposite side of support rod 2 through bearing, and adjusting rod 501 is located on the opposite side of guide rod 3, servo motor one 502 is fixedly connected to the outside of support rod 2, the output end of servo motor one 502 is fixedly connected with the end of adjusting rod 501, adjusting frame is staggered symmetrically arranged, a group of symmetrical threads are formed in the outside of adjusting rod 501, and adjusting rod 501 is screw-connected with adjusting frame, adjusting frame is movably connected with guide rod 3, adjusting frame includes main rod 503 and auxiliary rod 504, auxiliary rod 504 is L-shaped, auxiliary rod 504 is fixedly connected to one side of main rod 503, adjusting rod 501 penetrates the middle position of two main rods 503, so that when main rod 503 and auxiliary rod 504 move synchronously, the moving direction of grab hook 4 can be controlled, adjusting rod 501 is screw-connected with main rod 503, two guide rods 3 penetrate the two ends of main rod 503 respectively, and guide rod 3 is movably connected with main rod 503, guide rod 3 penetrates auxiliary rod 504, and guide rod 3 is movably connected with auxiliary rod 504, and grab hook 4 is located between main rod 503 and auxiliary rod 504.

[0024] starting servo motor one 502, drive adjusting rod 501 to rotate, because adjusting rod 501 is screw-connected with main rod 503, and the moving direction of guide rod 3 limits main rod 503, because grab hook 4 is between main rod 503 and auxiliary rod 504, so when main rod 503 moves away from each other, grab hook 4 can be pushed away from each other along the axial direction of guide rod 3, and the top end of grab hook 4 moves along the axial direction of slide rod 605, which is conducive to making the side of grab hook 4 abut against the inside of lifting lug, so that the shaking of prefabricated pipe is reduced in the process of moving downward, so as to reduce the deviation of pipe position of prefabricated pipe, so as to improve the stability of prefabricated pipe, and then improve the installation efficiency of prefabricated pipe.

[0025] As Figure 1 , Figure 3 and Figure 5 shown, the drive assembly 6 includes a drive rod 601, a slider 602, a connecting rod 603, a control block 604 and a control piece, the sliders 602 are symmetrically arranged, both sides of the slider 602 are movably connected with the connecting rod 603 through the rotating shaft, and the bottom end of the connecting rod 603 is movably connected with the top end of the control block 604 through the rotating shaft, the drive rod 601 is movably connected with the inner side of the support frame 1 through the bearing, a group of symmetrical threads are formed on the outer side of the drive rod 601, the drive rod 601 penetrates the slider 602, and the drive rod 601 is threadedly connected with the slider 602, the control block 604 is movably connected with the control piece on both sides, and the control piece is movably connected with the top end of the grappling hook 4, the control piece includes a sliding rod 605, a roller one 606 and a roller two 607, the roller one 606 is fixedly connected with one end of the sliding rod 605, and the roller two 607 is fixedly connected with the other end of the sliding rod 605, the sliding rod 605 penetrates the top end of the grappling hook 4, and the sliding rod 605 is movably connected with the grappling hook 4, the control block 604 is provided with a sliding groove 7 on both sides, and the roller one 606 is movably connected with the inner side of the sliding groove 7, the outer side of the support frame 1 is fixedly connected with a servo motor two 8, and one end of the output shaft of the servo motor two 8 is fixedly connected with the drive rod 601.

[0026] Start the servo motor two 8 to drive the drive rod 601 to rotate, because the drive rod 601 is threadedly connected with the slider 602, the support frame 1 limits the moving direction of the slider 602, so that the two sliders 602 move away from each other, drive the connecting rod 603 to rotate, so that the control block 604 moves upward, because the roller one 606 is movably connected with the inside of the sliding groove 7, so that the sliding rod 605 moves longitudinally, and the sliding rod 605 is movably connected with the top end of the grappling hook 4, so that the grappling hook 4 rotates around the shaft of the guide rod 3, and the sliding rod 605 moves along the sliding groove 7 to assist the horizontal movement, so that the two grappling hooks 4 move close to each other, which helps the lifting lug of the prefabricated pipe to be located between the grappling hooks 4, so as to avoid the lifting lug from falling off the grappling hook 4, the distance between the grappling hooks 4 can be controlled to adapt to lifting lugs of different sizes, so as to install prefabricated pipes of different sizes.

[0027] Working principle: in use, first, the top of the support frame 1 is connected with the crane, the prefabricated pipe pile is welded with an ear at the top end for hoisting conveniently, the two grappling hooks 4 are close to each other, thereby hoisting the prefabricated pipe and controlling the prefabricated pipe to be placed in the hole in an upright state, the specific operation is that the servo motor two 8 is started to drive the driving rod 601 to rotate, since the driving rod 601 is threadedly connected with the sliding block 602, the support frame 1 limits the moving direction of the sliding block 602, thereby making the two sliding blocks 602 move away from each other to drive the connecting rod 603 to rotate, thereby making the control block 604 move upward, since the roller one 606 is slidingly connected in the inside of the sliding groove 7, thereby making the sliding rod 605 move longitudinally, and the sliding rod 605 is slidingly connected with the top end of the grappling hook 4, so as to make the grappling hook 4 rotate around the axis of the guide rod 3, and the sliding rod 605 moves along the sliding groove 7 to move laterally, thereby making the two grappling hooks 4 close to each other, so that the ear of the prefabricated pipe is located between the grappling hooks 4; then, the servo motor one 502 is started to drive the adjusting rod 501 to rotate, since the adjusting rod 501 is threadedly connected with the main rod 503, and the guide rod 3 limits the moving direction of the main rod 503, since the grappling hook 4 is between the main rod 503 and the auxiliary rod 504, when the main rod 503 moves away from each other, the grappling hook 4 can be pushed to move away from each other along the axial direction of the guide rod 3, so that the side edge of the grappling hook 4 abuts against the inside of the ear, and the top end of the grappling hook 4 moves along the axial direction of the sliding rod 605.

[0028] It should be noted that, in the present text, relational terms such as first and second and the like can only be used to distinguish one entity or operation from another entity or operation, without necessarily requiring or implying any such actual relationship or order between these entities or operations. Moreover, the terms "comprises", "comprising", or any other variations thereof are intended to cover non-exclusive inclusions, so that a process, method, article, or apparatus including a series of elements not only includes those elements, but also includes other elements not explicitly listed or inherent to such a process, method, article, or apparatus.

[0029] Although the embodiments of the present application have been shown and described, it should be understood by those skilled in the art that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principles and spirit of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A precast pipe pile hoisting device comprising a support frame (1), characterized in that: The bottom of the support frame (1) is fixedly connected with support rods (2), the opposite sides of the support rods (2) are fixedly connected with a group of symmetrical guide rods (3), the guide rods (3) are slidably connected with grappling hooks (4), the grappling hooks (4) are staggered and symmetrically arranged, the bottom of the support frame (1) is provided with an adjusting assembly (5), the adjusting assembly (5) is movably connected with the grappling hooks (4), the inner side of the support frame (1) is provided with a driving assembly (6), and the driving assembly (6) is movably connected with the top of the grappling hooks (4).

2. A precast pipe pile hoisting device according to claim 1, characterized in that: The adjusting assembly (5) comprises an adjusting rod (501), a servo motor (502) and an adjusting frame, the adjusting rod (501) is movably connected to the opposite sides of the support rod (2) through bearings, and the adjusting rod (501) is located on the opposite sides of the guide rod (3), the servo motor (502) is fixedly connected to the outer side of the support rod (2), the output end of the servo motor (502) is fixedly connected with the end of the adjusting rod (501), the adjusting frame is staggered and symmetrically arranged, a group of symmetrical threads are formed in the outer side of the adjusting rod (501), and the adjusting rod (501) is screw-connected with the adjusting frame, and the adjusting frame is movably connected with the guide rod (3).

3. A precast pipe pile hoisting device according to claim 2, characterized in that: The adjusting frame comprises a main rod (503) and a sub rod (504), the sub rod (504) is in L shape, the sub rod (504) is fixedly connected to one side of the main rod (503), and the adjusting rod (501) penetrates the middle positions of the two main rods (503) and is screw-connected with the main rods (503).

4. A precast pipe pile hoisting device according to claim 3, characterized in that: The two guide rods (3) penetrate the two ends of the main rod (503) and are movably connected with the main rod (503), the guide rod (3) penetrates the sub rod (504) and is movably connected with the sub rod (504), and the grappling hook (4) is located between the main rod (503) and the sub rod (504).

5. A precast pipe pile hoisting device according to claim 1, characterized in that: The driving assembly (6) comprises a driving rod (601), a sliding block (602), a connecting rod (603), a control block (604) and a control piece, the sliding blocks (602) are symmetrically arranged, the two sides of the sliding block (602) are movably connected with the connecting rods (603) through pivots, and the bottom ends of the connecting rods (603) are movably connected with the top end of the control block (604) through pivots, the driving rod (601) is movably connected to the inner side of the support frame (1) through a bearing, a group of symmetrical threads are formed in the outer side of the driving rod (601), the driving rod (601) penetrates the sliding block (602) and is screw-connected with the sliding block (602), and the two sides of the control block (604) are slidably connected with control pieces, and the control pieces are movably connected with the top end of the grappling hook (4).

6. A precast pipe pile hoisting device according to claim 5, characterized in that: The control piece comprises a sliding rod (605), a roller (606) and a roller (607), the roller (606) is fixedly connected to one end of the sliding rod (605), the roller (607) is fixedly connected to the other end of the sliding rod (605), the sliding rod (605) penetrates the top end of the grappling hook (4) and is movably connected with the grappling hook (4).

7. A precast pipe pile hoisting device according to claim 6, characterized in that: Both sides of the control block (604) are provided with a sliding groove (7), and the roller one (606) is slidingly connected to the inner side of the sliding groove (7), the outer side of the support frame (1) is fixedly connected with a servo motor two (8), and the output end of the servo motor two (8) is fixedly connected with one end of the driving rod (601).