Pile foundation multi-direction hoisting structure

Abstract

The utility model relates to the technical field of pile foundation hoisting, in particular to a pile foundation multidirectional hoisting structure which comprises a fixed seat, a rotating seat arranged above a counterweight seat, a hydraulic cylinder arranged on the upper surface of the rotating seat, a hoisting frame arranged above the hydraulic cylinder, pulleys arranged on the lower surface of the fixed seat and close to four corners, and slots arranged on the outer wall of the fixed seat and close to two ends. A motor is arranged on the upper surface of the lifting frame close to the left end; an output shaft of the motor is coaxially connected with a screw rod; according to the pile foundation multi-direction hoisting structure, by arranging the four pulleys and the fixing base, overall flexible movement is facilitated, under the cooperation of the telescopic plate and the screw rod, the position of the telescopic plate is fixed through the fixing bolt, under the cooperation of the non-slip mat and the screw rod, the position of the fixing base is raised, the pulleys are made to be away from the ground, and the position of the fixing base in use is fixed; the rotating seat realizes the rotating fit of the lifting frame under the rotating fit of the inserting column and the counterweight seat, and the lifting frame is matched with the motor and the screw rod, so that the horizontal movement of the T-shaped plate with the lifting hook is realized.

Description

Technical Field

[0001] The utility model relates to the technical field of pile foundation lifting, in particular to a pile foundation multi-directional lifting structure. Background Art

[0002] In the construction industry, the pile foundations of many large buildings are prefabricated, and then the prefabricated pile foundations are transported to the construction site by vehicles. However, in the process of transporting the pile foundations, the pile foundation lifting device is indispensable;

[0003] The utility model with announcement number CN212609160U discloses a prefabricated pile foundation lifting device, including a fixed base, a hoisting machine and a gripper assembly, the gripper assembly includes a gripper arm, a connecting plate and a manipulator, the gripper arm is installed on the hoisting machine, the top of the connecting plate is fixedly connected to the gripper arm, the bottom of the connecting plate is provided with a manipulator and an elastic fixing member, the manipulator is formed by two groups of grippers arranged oppositely, each group of grippers includes a first cylinder and an L-shaped gripper plate, the first cylinder is installed on the connecting plate, the L-shaped gripper plate is fixedly connected to the first cylinder, two groups of elastic fixing members are provided, the elastic fixing members include a buckle, an elastic rope and an insert, the buckle is installed below the connection, one end of the elastic rope is fixed on the buckle, the other end of the elastic rope is fixed on the insert, and the insert is installed in a slot preset on the prefabricated pile;

[0004] In the above technical solution, the lifting machine and the gripper assembly cooperate to lift the prefabricated pile from the top, adjust the angle and release it vertically to the place to be installed, and can reduce the shear force generated by the deadweight of the pile body on the middle part of the pile body, reducing the damage to the pile body. However, the lifting machine as a whole is not convenient for stable movement when lifting the pile foundation, and the pile foundation cannot be moved in any direction, which is not convenient for flexible transportation coordination. Moreover, when lifting the pile foundation, the stability of the lifting cannot be increased. Utility Model Content

[0005] The utility model aims to provide a multi-directional lifting structure for a pile foundation to solve the problems raised in the above-mentioned background technology.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] A pile foundation multi-directional lifting structure comprises a fixed seat, a counterweight seat is provided at the center of the upper surface of the fixed seat, a rotating seat is provided above the counterweight seat, a hydraulic cylinder is provided on the upper surface of the rotating seat, a lifting frame is provided above the hydraulic cylinder, pulleys are provided at the lower surface of the fixed seat near the four corners, slots are provided at the outer wall of the fixed seat near both ends, telescopic plates are provided in the slots, fixed blocks are provided at the outer ends of the telescopic plates, second screw holes are provided on the fixed blocks, screws are provided in the second screw holes, a motor is provided near the left end of the upper surface of the lifting frame, a slide groove is provided in the middle of the lifting frame, baffles are provided at both ends of the slide groove, the output shaft of the motor is coaxially connected with an adjusting rod, a T-plate is provided in the slide groove, a connecting plate is provided at the bottom of the T-plate, and hooks are symmetrically provided at the bottom of the connecting plate.

[0008] Preferably, the top of the pulley is fixedly connected to the fixing seat by screws, the bottom of the counterweight seat is welded and fixed to the fixing seat, and a battery box is also provided on the upper surface of the fixing seat, and a battery is provided in the battery box.

[0009] In the utility model, the arrangement of four pulleys is helpful for the flexible movement and coordination of the whole, which is convenient for the movement and coordination of the hoisted pile foundation. With the cooperation of the counterweight seat, the stability of the whole center of gravity is increased. With the cooperation of the battery, it is helpful for the overall power supply coordination, and the battery is easy to take out and replace.

[0010] Preferably, the telescopic plate and the fixed block are an integrally formed structure, the width of the outer wall of the telescopic plate is adapted to the width of the inner wall of the slot, and limiting grooves connected to the slots are also provided on the outer walls on both sides of the fixing seat, and a first screw hole is provided on the outer wall of the telescopic plate corresponding to the limiting groove, and a fixing bolt is provided in the first screw hole.

[0011] In the utility model, the telescopic plate is plugged into the fixed seat, and with the cooperation of the fixing bolt, the fixing bolt passes through the limit groove and is threadedly connected with the first screw hole, fixing the position of the telescopic plate under the action of friction force, and the length of the telescopic plate extending to the outside helps to fix the fixed seat as a whole in different positions.

[0012] Preferably, the inner diameter of the second screw hole is matched with the diameter of the screw rod, a hand wheel is provided at the top of the screw rod, and an anti-slip pad is provided at the bottom of the screw rod.

[0013] In the utility model, the screw rod is threadedly connected to the second screw hole, and with the cooperation of the hand wheel, the screw rod can be easily rotated manually. The bottom end of the screw rod is bonded and fixed to the anti-skid pad, and with the cooperation of the anti-skid pad, the friction with the ground is increased, which helps to fix the overall position of the fixing seat.

[0014] Preferably, a plug post is provided at the bottom of the rotating seat, a rotating hole is opened at the top of the counterweight seat, the plug post is plugged into the rotating hole, and a grip rod is provided on the outer wall of the rotating seat near the top.

[0015] In the utility model, the inserting column is arranged to be plugged and matched with the rotating hole, which helps the rotating seat to rotate and match on the counterweight seat with the cooperation of the gripping rod.

[0016] Preferably, the bottom of the hydraulic cylinder is fixedly connected to the top of the rotating seat by screws, columns are symmetrically arranged on the outer wall of the hydraulic cylinder, circular grooves are opened on the columns, the top of the telescopic arm of the hydraulic cylinder is fixedly connected to the bottom of the lifting frame by screws, and positioning rods are provided at the bottom of the lifting frame corresponding to the circular groove.

[0017] In the utility model, a hydraulic cylinder is provided and electrically connected to a control switch on the outer wall of a storage battery through a wire, and the telescopic arm of the hydraulic cylinder is extended or shortened to achieve the raising or lowering coordination of the lifting frame, thereby realizing the lifting and transporting operation of the pile foundation.

[0018] Preferably, the motor is fixedly connected to the lifting frame by screws, the output shaft of the motor is fixedly connected to the adjusting rod by screws, and the adjusting rod passes through the baffle and is rotatably connected to the baffle.

[0019] In the utility model, the motor is arranged and electrically connected to the control switch on the outer wall of the battery through a wire, and the output shaft of the motor rotates to drive the adjusting rod to rotate, thereby realizing the horizontal movement of the T-shaped plate and moving the pile foundation.

[0020] Preferably, the T-shaped plate is slidably connected to the slide groove, a third screw hole is opened on the T-shaped plate corresponding to the adjusting rod, the T-shaped plate and the connecting plate are an integrally formed structure, and the top of the hook is welded and fixed to the connecting plate.

[0021] In the utility model, the T-shaped plate slides in the slide groove, and the adjusting rod is threadedly connected with the third screw hole. With the cooperation of the two hooks, it is helpful to hang the wound steel cable on the outer wall of the pile foundation, which is helpful for lifting cooperation.

[0022] Compared with the prior art, the beneficial effects of the utility model are:

[0023] 1. The utility model provides four pulleys and a fixed seat, which helps to facilitate the flexible movement of the whole. With the cooperation of the telescopic plate and the screw, the fixing bolt fixes the position of the telescopic plate. With the cooperation of the anti-skid pad and the screw, the position of the fixed seat is raised to keep the pulley away from the ground and fix the position of the fixed seat during use. The rotating seat realizes the rotation of the lifting frame under the rotation cooperation of the plug column and the counterweight seat. The lifting frame cooperates with the motor and the screw to realize the horizontal movement of the T-plate with a hook.

[0024] 2. The utility model realizes the rotational cooperation of the rotating seat through the plug-in column counterweight seat by setting a grip rod. The cooperation of the column helps the positioning rod on the lifting frame to be plugged into the column, thereby increasing the stability of the lifting frame when rising or falling. The cooperation of the battery helps to provide power supply for the whole. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0026] Figure 2 This is a schematic diagram of the lifting adjustment state of the utility model;

[0027] Figure 3 It is a schematic diagram of the combined structure of the fixing seat and the counterweight seat of the utility model;

[0028] Figure 4 This is a schematic diagram of the combined structure of the rotating seat and the hydraulic cylinder of the utility model;

[0029] Figure 5 This is a schematic diagram of the combined structure of the lifting frame and the motor of the utility model;

[0030] Figure 6 It is a schematic diagram of the combined structure of the T-shaped plate and the connecting plate of the utility model.

[0031] The meaning of each number in the figure is:

[0032] 1. Fixed seat; 10. Counterweight seat; 100. Rotating hole; 11. Battery box; 110. Storage battery; 12. Pulley; 13. Slot; 130. Limiting slot; 14. Telescopic plate; 140. Fixed block; 141. First screw hole; 142. Fixing bolt; 143. Second screw hole; 15. Screw; 150. Anti-skid pad; 151. Hand wheel;

[0033] 2. Rotating seat; 20. Insertion column; 21. Grip;

[0034] 3. Hydraulic cylinder; 30. Column; 300. Round groove;

[0035] 4. Lifting frame; 40. Baffle; 41. Motor; 410. Adjustment rod; 42. Slide; 43. Positioning rod;

[0036] 5. T-shaped plate; 50. third screw hole; 51. connecting plate; 510. hook. DETAILED DESCRIPTION

[0037] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0038] See also Figure 1-Figure 6 , this embodiment provides a technical solution:

[0039] A multi-directional lifting structure for a pile foundation includes a fixed seat 1, a counterweight seat 10 is provided at the center of the upper surface of the fixed seat 1, a rotating seat 2 is provided above the counterweight seat 10, a hydraulic cylinder 3 is provided on the upper surface of the rotating seat 2, a plug column 20 is provided at the bottom of the rotating seat 2, a rotating hole 100 is opened at the top of the counterweight seat 10, the plug column 20 is plugged into the rotating hole 100, and a grip rod 21 is provided on the outer wall of the rotating seat 2 near the top.

[0040] In the present invention, the inserting column 20 is provided to be plugged and matched with the rotating hole 100 , and with the cooperation of the gripping rod 21 , it is helpful for the rotating seat 2 to be rotated and matched on the counterweight seat 10 .

[0041] Furthermore, the bottom of the hydraulic cylinder 3 is fixedly connected to the top of the rotating seat 2 by screws, columns 30 are symmetrically arranged on the outer wall of the hydraulic cylinder 3, circular grooves 300 are opened on the columns 30, the top of the telescopic arm of the hydraulic cylinder 3 is fixedly connected to the bottom of the lifting frame 4 by screws, and a positioning rod 43 is provided at the bottom of the lifting frame 4 corresponding to the circular groove 300.

[0042] In the utility model, a hydraulic cylinder 3 is provided and electrically connected to a control switch on the outer wall of the battery 110 through a wire. The telescopic arm of the hydraulic cylinder 3 is extended or shortened to achieve the raising or lowering coordination of the lifting frame 4, thereby realizing the pile foundation lifting and transporting operation.

[0043] Specifically, a lifting frame 4 is provided above the hydraulic cylinder 3, pulleys 12 are provided on the lower surface of the fixed seat 1 near the four corners, the top of the pulley 12 is fixedly connected to the fixed seat 1 by screws, the bottom of the counterweight seat 10 is welded and fixed to the fixed seat 1, and a battery box 11 is also provided on the upper surface of the fixed seat 1, and a battery 110 is provided in the battery box 11.

[0044] In the utility model, the arrangement of four pulleys 12 is helpful for the flexible movement and coordination of the whole, and is convenient for the movement and coordination of the hoisted pile foundation. With the cooperation of the counterweight seat 10, the stability of the overall center of gravity is increased. With the cooperation of the battery 110, it is helpful for the overall power supply coordination, and the battery 110 is convenient to take out and replace.

[0045] It should be noted that slots 13 are provided near both ends of the outer wall of the fixing seat 1, and telescopic plates 14 are provided in the slots 13. Fixed blocks 140 are provided at the outer ends of the telescopic plates 14. Second screw holes 143 are provided on the fixed blocks 140, and screws 15 are provided in the second screw holes 143. The telescopic plates 14 and the fixed blocks 140 are an integrally formed structure. The width of the outer wall of the telescopic plates 14 is adapted to the width of the inner wall of the slots 13. Limiting grooves 130 connected to the slots 13 are also provided on the outer walls on both sides of the fixing seat 1. First screw holes 141 are provided on the outer wall of the telescopic plates 14 corresponding to the limiting grooves 130, and fixing bolts 142 are provided in the first screw holes 141.

[0046] In the utility model, the telescopic plate 14 is plugged into and matched with the fixed seat 1, and with the cooperation of the fixing bolt 142, the fixing bolt 142 passes through the limiting groove 130 and is threadedly connected with the first screw hole 141, and the position of the telescopic plate 14 is fixed under the action of friction. The length of the telescopic plate 14 extending to the outside helps to fix the fixed seat 1 as a whole at different positions.

[0047] Furthermore, the inner diameter of the second screw hole 143 is matched with the diameter of the screw rod 15 , a hand wheel 151 is provided at the top of the screw rod 15 , and an anti-slip pad 150 is provided at the bottom of the screw rod 15 .

[0048] In the utility model, the screw 15 is threadedly connected to the second screw hole 143. With the cooperation of the hand wheel 151, it is convenient to manually rotate the screw 15. The bottom end of the screw 15 is bonded and fixed to the anti-slip pad 150. With the cooperation of the anti-slip pad 150, the friction with the ground is increased, which helps to fix the overall position of the fixing base 1.

[0049] Specifically, a motor 41 is provided on the upper surface of the lifting frame 4 near the left end, a slide groove 42 is opened in the middle of the lifting frame 4, baffles 40 are provided at both ends of the slide groove 42, the output shaft of the motor 41 is coaxially connected with an adjusting rod 410, a T-shaped plate 5 is provided in the slide groove 42, a connecting plate 51 is provided at the bottom of the T-shaped plate 5, and hooks 510 are symmetrically provided at the bottom of the connecting plate 51.

[0050] Secondly, the motor 41 is fixedly connected to the lifting frame 4 by screws, the output shaft of the motor 41 is fixedly connected to the adjusting rod 410 by screws, and the adjusting rod 410 passes through the baffle 40 and is rotatably connected to the baffle 40.

[0051] In the present invention, the motor 41 is provided and electrically connected to the control switch on the outer wall of the battery 110 through a wire. The output shaft of the motor 41 rotates to drive the adjustment rod 410 to rotate, thereby realizing the horizontal movement of the T-shaped plate 5 and moving the pile foundation.

[0052] It is worth adding that the T-shaped plate 5 is slidably connected to the slide groove 42 , a third screw hole 50 is opened on the T-shaped plate 5 corresponding to the adjusting rod 410 , the T-shaped plate 5 and the connecting plate 51 are an integrally formed structure, and the top of the hook 510 is welded and fixed to the connecting plate 51 .

[0053] In the utility model, the T-shaped plate 5 slides in the slide groove 42, and the adjusting rod 410 is threadedly connected with the third screw hole 50. With the cooperation of the two hooks 510, it is helpful to hang the wound steel cable on the outer wall of the pile foundation, which is helpful for lifting cooperation.

[0054] When the pile foundation multi-directional lifting structure of this embodiment is used, the user first fixes the pulley 12 and the fixed seat 1 together, and then plugs and matches the telescopic plate 14 with the screw 15 with the slot 13, and then plugs and matches the rotating seat 2 with the hydraulic cylinder 3 with the rotating hole 100 on the counterweight seat 10 through the plug column 20, manually connects the lifting frame 4 with the motor 41 and the telescopic arm assembly of the hydraulic cylinder 3, plugs and matches the positioning rod 43 with the circular groove 300, and then threadably connects the connecting plate 51 with the hook 510 with the adjusting rod 410 through the third screw hole 50;

[0055] When the pile foundation needs to be transported and moved, the steel cable wrapped on the pile foundation is hooked and coordinated with the hook 510 to control the extension of the telescopic arm of the hydraulic cylinder 3 to realize the lifting of the pile foundation. When the output shaft of the control motor 41 rotates, the adjusting rod 410 is driven to rotate to realize the horizontal movement of the T-shaped plate 5, and then the pile foundation is lifted and moved. With the cooperation of the pulley 12, it is helpful for the overall flexible movement. When the position of the fixed seat 1 is fixed, the telescopic plate 14 is manually extended from the slot 13. With the cooperation of the fixing bolt 142, the position of the telescopic plate 14 on the fixed seat 1 is fixed. The hand wheel 151 is manually turned to adjust the position of the screw 15 on the fixing block 140. When the anti-skid pad 150 contacts the ground, the pulley 12 is away from the ground, and the position of the fixed seat 1 is fixed. When the anti-skid pad 150 is away from the ground, the pulley 12 contacts the ground, which is helpful for the overall flexible movement. The overall combination is easy to install and convenient for manual operation. With the cooperation of the gripping rod 21, it is helpful for the rotation of the rotating seat 2.

Claims

1. A multi-directional lifting structure for a pile foundation, comprising a fixed seat (1), a counterweight seat (10) is provided at the center of the upper surface of the fixed seat (1), a rotating seat (2) is provided above the counterweight seat (10), a hydraulic cylinder (3) is provided on the upper surface of the rotating seat (2), and a lifting frame (4) is provided above the hydraulic cylinder (3), characterized in that: The fixing seat (1) is provided with pulleys (12) near the four corners on the lower surface, the fixing seat (1) is provided with slots (13) near the two ends on the outer wall, and a telescopic plate (14) is provided in the slots (13). The outer ends of the telescopic plates (14) are provided with fixing blocks (140), and the fixing blocks (140) are provided with second screw holes (143), and the second screw holes (143) are provided with screw rods (15). The upper surface of the lifting frame (4) is provided with a motor (41) near the left end, and a slide groove (42) is provided in the middle of the lifting frame (4). Baffles (40) are provided at both ends of the slide groove (42). The output shaft of the motor (41) is coaxially connected with an adjusting rod (410), and a T-shaped plate (5) is provided in the slide groove (42). A connecting plate (51) is provided at the bottom of the T-shaped plate (5), and hooks (510) are symmetrically provided at the bottom of the connecting plate (51).

2. The pile foundation multi-directional lifting structure according to claim 1, characterized in that: The top of the pulley (12) is fixedly connected to the fixing seat (1) by screws, the bottom of the counterweight seat (10) is fixed to the fixing seat (1) by welding, and a battery box (11) is also provided on the upper surface of the fixing seat (1), and a storage battery (110) is provided in the battery box (11).

3. The pile foundation multi-directional lifting structure according to claim 1, characterized in that: The telescopic plate (14) and the fixed block (140) are an integrally formed structure. The width of the outer wall of the telescopic plate (14) is adapted to the width of the inner wall of the slot (13). The outer walls on both sides of the fixed seat (1) are also provided with limiting grooves (130) connected to the slot (13). The outer wall of the telescopic plate (14) is provided with a first screw hole (141) at a position corresponding to the limiting groove (130). A fixing bolt (142) is provided in the first screw hole (141).

4. The pile foundation multi-directional lifting structure according to claim 1, characterized in that: The inner diameter of the second screw hole (143) is matched with the diameter of the screw rod (15); a hand wheel (151) is provided at the top of the screw rod (15); and an anti-slip pad (150) is provided at the bottom of the screw rod (15).

5. The multi-directional lifting structure for pile foundation according to claim 1, characterized in that: The bottom of the rotating seat (2) is provided with an insertion column (20), the top of the counterweight seat (10) is provided with a rotation hole (100), the insertion column (20) is plugged into and matched with the rotation hole (100), and a grip rod (21) is provided on the outer wall of the rotating seat (2) near the top.

6. The multi-directional lifting structure for pile foundation according to claim 1, characterized in that: The bottom of the hydraulic cylinder (3) is fixedly connected to the top of the rotating seat (2) by screws, and columns (30) are symmetrically arranged on the outer wall of the hydraulic cylinder (3), and circular grooves (300) are opened on the columns (30). The top of the telescopic arm of the hydraulic cylinder (3) is fixedly connected to the bottom of the lifting frame (4) by screws, and a positioning rod (43) is provided at the bottom of the lifting frame (4) corresponding to the circular groove (300).

7. The multi-directional lifting structure for pile foundation according to claim 1, characterized in that: The motor (41) is fixedly connected to the lifting frame (4) via screws, the output shaft of the motor (41) is fixedly connected to the adjusting rod (410) via screws, and the adjusting rod (410) passes through the baffle (40) and is rotationally connected to the baffle (40).

8. The pile foundation multi-directional lifting structure according to claim 1, characterized in that: The T-shaped plate (5) is slidably connected to the slide groove (42); a third screw hole (50) is provided on the T-shaped plate (5) at a position corresponding to the adjusting rod (410); the T-shaped plate (5) and the connecting plate (51) are an integrally formed structure; and the top of the hook (510) is fixed to the connecting plate (51) by welding.

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