Sheet pile arm removal device

Abstract

The present invention discloses a sheet pile arm removal device, comprising a trolley, a rotating frame arranged at the side of the trolley and rotating on the trolley, a pulling-out mechanism arranged on the rotating frame and lifted and lowered on the rotating frame for pulling out the sheet pile arm, and a leveling mechanism arranged on the trolley for placing the flat plate pile arm; when pulling out the sheet pile arm, the trolley is driven to the side of the sheet pile arm, the pulling-out mechanism descends to the bottom, the pulling-out mechanism synchronously lifts a plurality of sheet pile arms for a short distance, and the sheet pile arms are lifted in coordination with the rise of the pulling-out mechanism, thereby realizing the synchronous pulling out of the plurality of sheet pile arms, improving the construction efficiency, and the pulled-out sheet pile arms are leveled by the leveling mechanism, reducing the risk of falling.

Description

Technical Field

[0001] The invention relates to the technical field of sheet pile arm construction, in particular to a sheet pile arm removal device. Background Art

[0002] Cantilever sheet piles are a type of protective piles. They are long and flat in shape and can be used to protect low slopes, foundation pits, etc. They are generally driven in by strong tamping. As a type of pile commonly used in pile wall support structures, cantilever sheet piles have the characteristics of simple construction and short on-site operation cycle, and are widely used in foundation pits.

[0003] However, the sheet pile boom is usually pulled out by a lifting machine, which is inefficient and unsafe. Summary of the invention

[0004] The object of the present invention is to solve the above-mentioned problem and provide a sheet pile arm removal device, which can realize the synchronous extraction of multiple sheet pile walls and improve the construction efficiency.

[0005] The technical solution adopted by the present invention to solve the technical problem is:

[0006] A sheet pile arm removal device comprises a trolley, a rotating frame arranged on the side of the trolley and rotating on the trolley, a pulling-out mechanism arranged on the rotating frame and raised and lowered on the rotating frame for pulling out the sheet pile arm, and a leveling mechanism arranged on the trolley for leveling the sheet pile arm;

[0007] The extraction mechanism comprises a housing arranged on a rotating frame and lifted on the rotating frame, a plurality of lifting plates arranged in parallel in the housing, and a hydraulic clamp arranged at the bottom of the lifting plates, wherein a driving mechanism for driving the plurality of lifting plates to lift and lower in sequence is arranged in the housing;

[0008] The driving mechanism comprises a driving shaft arranged in the housing and rotating in the housing, and a plurality of driving wheels arranged on the driving shaft, wherein the driving wheels correspond to the lifting plates one by one, the lifting plates are provided with racks, and the outer cylindrical surfaces of the driving wheels are provided with toothed portions meshing with the racks, and the toothed portions on the driving wheels are staggeredly distributed from right to left in sequence;

[0009] The leveling mechanism includes a moving frame arranged on the trolley and moving forward and backward on the trolley, a first rotating plate arranged on the moving frame and rotatably connected to the moving frame at the left end, and a second rotating plate arranged on the moving frame and movably connected to the moving frame at the right end. A moving block that moves left and right in the moving frame is provided in the moving frame, the left end of the second rotating plate is rotatably connected to the moving block, the first rotating plate and the second rotating plate are rotatably connected, and the first rotating plate is provided with a clamping mechanism for clamping the sheet pile arm.

[0010] Furthermore, the bottom of the rotating frame is rotatably connected to the trolley, and the trolley is provided with a first hydraulic cylinder for driving the rotating frame to rotate.

[0011] Furthermore, a sleeve cooperating with an upper column of the rotating frame is provided at the rear end of the shell, and a lifting hydraulic cylinder driving the shell to rise and fall is provided at the upper end of the rotating frame.

[0012] Furthermore, the lifting plate is slidably connected to the inner wall of the shell via a guide rail slider pair.

[0013] Furthermore, a motor for driving the driving shaft to rotate is provided on the side of the shell.

[0014] Furthermore, the movable frame and the trolley are slidably connected via a guide rail slider pair, and the trolley is provided with a second hydraulic cylinder for driving the movable frame to move.

[0015] Furthermore, a guide rod for guiding the movement of the moving block is provided in the moving frame, and a third hydraulic cylinder for driving the movement of the moving block is provided on the side of the moving frame.

[0016] Furthermore, the clamping mechanism includes a U-shaped groove arranged on the second rotating plate and a pressure plate arranged in the U-shaped groove, and a fourth hydraulic cylinder for driving the pressure plate to move is arranged on the side wall of the U-shaped groove.

[0017] The beneficial effects of the present invention are:

[0018] 1. The present invention comprises a trolley, a rotating frame arranged at the side of the trolley and rotating on the trolley, a pulling-out mechanism arranged on the rotating frame and raised and lowered on the rotating frame for pulling out a sheet pile arm, and a leveling mechanism arranged on the trolley for placing a flat pile arm; when pulling out the sheet pile arm, the trolley is driven to the side of the sheet pile arm, the pulling-out mechanism descends to the bottom, the pulling-out mechanism synchronously lifts a plurality of sheet pile arms for a short distance, and the sheet pile arms are lifted in coordination with the rise of the pulling-out mechanism, thereby realizing the synchronous pulling out of a plurality of sheet pile arms, improving the construction efficiency, and the pulled-out sheet pile arms are leveled by the leveling mechanism, reducing the risk of falling.

[0019] 2. The pulling mechanism in the present invention includes a shell that is arranged on a rotating frame and is lifted and lowered on the rotating frame, a plurality of lifting plates arranged in parallel in the shell, and a hydraulic clamp arranged at the bottom of the lifting plate. A driving mechanism is provided in the shell to drive the plurality of lifting plates to lift and lower in sequence; after the shell descends to the bottom, the lifting plate is located at the bottom, the hydraulic clamp clamps the upper end of the sheet pile arm, and the driving mechanism drives the plurality of lifting plates to rise a short distance in sequence, and the shell rises. Due to the friction between the sheet pile arm and the soil, the sheet pile arm will not fall at this time. Repeated rising realizes the synchronous lifting of a plurality of sheet pile arms, thereby improving construction efficiency. Adjacent sheet pile arms are lifted in sequence, reducing the resistance encountered in one lifting, and having good reliability. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, for ordinary technicians in this field, other drawings can be obtained based on these drawings without paying any creative work.

[0021] Figure 1 It is a schematic diagram of the structure of the present invention;

[0022] Figure 2 It is a schematic diagram of the structure of the extraction mechanism of the present invention;

[0023] Figure 3 This is a schematic diagram of the flattening mechanism structure of the present invention;

[0024] Figure 4 It is a top view of the flattening mechanism of the present invention.

[0025] In the figure: trolley 1, rotating frame 2, shell 3, lifting plate 4, hydraulic clamp 5, drive shaft 6, drive wheel 7, rack 8, toothed portion 9, first hydraulic cylinder 10, lifting hydraulic cylinder 11, motor 12, moving frame 13, first rotating plate 14, moving block 15, second hydraulic cylinder 16, guide rod 17, third hydraulic cylinder 18, second rotating plate 19, U-shaped groove 20, pressure plate 21, fourth hydraulic cylinder 22. DETAILED DESCRIPTION

[0026] In order to enable those skilled in the art to better understand the technical solutions in the present invention, the technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work should fall within the scope of protection of the present invention.

[0027] like Figure 1 As shown, a sheet pile arm removal device comprises a trolley 1, a rotating frame 2 arranged at the side of the trolley 1 and rotating on the trolley 1, a pulling-out mechanism arranged on the rotating frame 2 and lifted and lowered on the rotating frame 2 for pulling out the sheet pile arm, and a leveling mechanism arranged on the trolley 1 for placing the flat pile arm; when pulling out the sheet pile arm, the trolley 1 is driven to the side of the sheet pile arm, the pulling-out mechanism descends to the bottom, the pulling-out mechanism synchronously lifts a plurality of sheet pile arms for a short distance, and the sheet pile arms are lifted in coordination with the rise of the pulling-out mechanism, thereby realizing the synchronous pulling out of a plurality of sheet pile arms, improving the construction efficiency, and the pulled-out sheet pile arms are leveled by the leveling mechanism, reducing the risk of falling.

[0028] like Figure 2As shown, the pulling mechanism includes a shell 3 arranged on the rotating frame 2 and lifted on the rotating frame 2, a plurality of lifting plates 4 arranged in parallel in the shell 3, and a hydraulic clamp 5 arranged at the bottom of the lifting plate 4. The shell 3 is provided with a driving mechanism for driving the plurality of lifting plates 4 to lift in sequence; after the shell 3 descends to the bottom, the lifting plate 4 is located at the bottom, the hydraulic clamp 5 clamps the upper end of the sheet pile arm, and the driving mechanism drives the plurality of lifting plates 4 to rise a short distance in sequence, and the shell 3 rises. Due to the friction between the sheet pile arm and the soil, the sheet pile arm will not fall at this time. Repeated rises realize the synchronous lifting of a plurality of sheet pile arms, thereby improving construction efficiency. Adjacent sheet pile arms are lifted in sequence, reducing the resistance encountered in one lift, and having good reliability.

[0029] like Figure 2 As shown, the driving mechanism includes a driving shaft 6 arranged in the housing 3 and rotating in the housing 3, and a plurality of driving wheels 7 arranged on the driving shaft 6. The driving wheels 7 correspond to the lifting plates 4 one by one. A rack 8 is provided on the lifting plate 4. A toothed portion 9 meshing with the rack 8 is provided on the outer cylindrical surface of the driving wheel 7. The toothed portions 9 on the driving wheel 7 are alternately distributed from right to left. When the driving shaft 6 rotates, the plurality of driving wheels 7 rotate synchronously. Under the action of the toothed portion 9 on the driving wheel 7 and the rack 8, the plurality of lifting plates 4 rise in sequence, thereby realizing the sequential lifting of the sheet pile arm.

[0030] like Figure 3 As shown, the leveling mechanism includes a moving frame 13 arranged on the trolley 1 and moving forward and backward on the trolley 1, a first rotating plate 14 arranged on the moving frame 13 and rotatably connected between the left end and the moving frame 13, and a second rotating plate 19 arranged on the moving frame 13 and movably connected between the right end and the moving frame 13. The moving frame 13 is provided with a moving block 15 that moves left and right in the moving frame 13, the left end of the second rotating plate 19 is rotatably connected to the moving block 15, the first rotating plate 14 and the second rotating plate 19 are rotatably connected, and a clamping mechanism for clamping the sheet pile arm is provided on the first rotating plate 14. After the sheet pile arm is lifted, the rotating frame 2 rotates 90 degrees, the right end of the second rotating plate 19 moves to the left so that the second rotating plate 19 stands up, the moving frame 13 moves forward, the clamping mechanism clamps the sheet pile arm, and then the right end of the second rotating plate 19 moves to the right, and the first rotating plate 14 and the second rotating plate 19 are leveled, thereby realizing the leveling of the sheet pile arm, preventing the sheet pile arm from tipping over, and having good safety.

[0031] like Figure 1 As shown, the bottom of the rotating frame 2 is rotatably connected to the trolley 1, and the trolley 1 is provided with a first hydraulic cylinder 10 for driving the rotating frame 2 to rotate.

[0032] like Figure 1 As shown, a sleeve matching with the upper column of the rotating frame 2 is provided at the rear end of the housing 3, and a lifting hydraulic cylinder 11 for driving the housing 3 to rise and fall is provided at the upper end of the rotating frame 2.

[0033] like Figure 2 As shown, the lifting plate 4 is slidably connected to the inner wall of the shell 3 via a guide rail slider pair.

[0034] like Figure 2 As shown, a motor 12 for driving the driving shaft 6 to rotate is disposed on the side of the housing 3 .

[0035] like Figure 1 As shown, the moving frame 13 and the trolley 1 are slidably connected via a guide rail slider pair, and the trolley 1 is provided with a second hydraulic cylinder 16 for driving the moving frame 13 to move.

[0036] like Figure 3 As shown, a guide rod 17 for guiding the movement of the movement block 15 is provided inside the movement frame 13 , and a third hydraulic cylinder 18 for driving the movement block 15 to move is provided on the side of the movement frame 13 .

[0037] like Figure 4 As shown, the clamping mechanism includes a U-shaped groove 20 arranged on the second rotating plate 19 and a pressure plate 21 arranged in the U-shaped groove 20, and a fourth hydraulic cylinder 22 for driving the pressure plate 21 to move is provided on the side wall of the U-shaped groove 20. The rotating frame 2 rotates 90 degrees, the moving frame 13 moves forward, the sheet pile arm enters the U-shaped groove, the pressure plate 21 presses the sheet pile arm, and when the second rotating plate 19 is flattened, the sheet pile arm is synchronously flattened.

[0038] In the description of the present invention, it should be noted that the directions or positional relationships indicated by the terms "left", "right", "up", "down", etc. are based on the directions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore cannot be understood as a limitation on the present invention.

[0039] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection, it can be a direct connection, it can be an indirect connection through an intermediate medium, and it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

Claims

1. A sheet pile arm removal device, characterized in that: It comprises a trolley (1), a rotating frame (2) arranged on the side of the trolley (1) and rotating on the trolley (1), a pulling-out mechanism arranged on the rotating frame (2) and lifting and lowering on the rotating frame (2) for pulling out a sheet pile arm, and a leveling mechanism arranged on the trolley (1) for leveling a sheet pile arm; The extraction mechanism comprises a shell (3) arranged on a rotating frame (2) and raised and lowered on the rotating frame (2), a plurality of lifting plates (4) arranged in parallel in the shell (3), and a hydraulic clamp (5) arranged at the bottom of the lifting plates (4); a driving mechanism for driving the plurality of lifting plates (4) to rise and fall in sequence is provided in the shell (3); The driving mechanism comprises a driving shaft (6) arranged in the housing (3) and rotating in the housing (3), and a plurality of driving wheels (7) arranged on the driving shaft (6), wherein the driving wheels (7) correspond to the lifting plates (4) one by one, a rack (8) is arranged on the lifting plates (4), and a toothed portion (9) meshing with the rack (8) is arranged on the outer cylindrical surface of the driving wheel (7), and the toothed portions (9) on the driving wheel (7) are arranged alternately from right to left. The leveling mechanism comprises a moving frame (13) arranged on the trolley (1) and moving forward and backward on the trolley (1), a first rotating plate (14) arranged on the moving frame (13) and rotatably connected to the moving frame (13) at its left end, and a second rotating plate (19) arranged on the moving frame (13) and movably connected to the moving frame (13) at its right end, a moving block (15) moving left and right in the moving frame (13) being arranged in the moving frame (13), the left end of the second rotating plate (19) being rotatably connected to the moving block (15), the first rotating plate (14) and the second rotating plate (19) being rotatably connected, and a clamping mechanism for clamping a sheet pile arm being arranged on the first rotating plate (14); The clamping mechanism comprises a U-shaped groove (20) arranged on the second rotating plate (19) and a pressing plate (21) arranged in the U-shaped groove (20), and a fourth hydraulic cylinder (22) for driving the pressing plate (21) to move is arranged on the side wall of the U-shaped groove (20).

2. A sheet pile arm removal device according to claim 1, characterized in that: The bottom of the rotating frame (2) is rotatably connected to the trolley (1), and the trolley (1) is provided with a first hydraulic cylinder (10) for driving the rotating frame (2) to rotate.

3. A sheet pile arm removal device according to claim 1, characterized in that: The rear end of the housing (3) is provided with a sleeve that cooperates with the upper column of the rotating frame (2), and the upper end of the rotating frame (2) is provided with a lifting hydraulic cylinder (11) that drives the housing (3) to rise and fall.

4. A sheet pile arm removal device according to claim 1, characterized in that: The lifting plate (4) is slidably connected to the inner wall of the shell (3) via a guide rail slider pair.

5. A sheet pile arm removal device according to claim 1, characterized in that: A motor (12) for driving the drive shaft (6) to rotate is provided on the side of the housing (3).

6. A sheet pile arm removal device according to claim 1, characterized in that: The movable frame (13) and the trolley (1) are slidably connected via a guide rail slider pair, and the trolley (1) is provided with a second hydraulic cylinder (16) for driving the movable frame (13) to move.

7. A sheet pile arm removal device according to claim 1, characterized in that: A guide rod (17) for guiding the movement of the moving block (15) is provided inside the moving frame (13), and a third hydraulic cylinder (18) for driving the moving block (15) to move is provided on the side of the moving frame (13).

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