Hydraulic pile driver

Abstract

The utility model discloses a hydraulic pile driver which comprises a pile driver body, the pile driver body comprises a machine frame, a hydraulic assembly is arranged on the machine frame, a pile hammer is arranged on the hydraulic assembly, a noise reduction sleeve is arranged on the pile hammer, the noise reduction sleeve comprises a sound insulation sleeve, a connecting device and a sliding plate, an isolation plate is arranged in the noise reduction sleeve, and a sound insulation layer is arranged in the sound insulation sleeve. Sliding blocks are arranged on the two sides of the pile hammer, sliding grooves matched with the sliding blocks are formed in the sliding plates, the connecting device comprises connecting blocks, the connecting blocks are fixedly arranged on the sliding blocks, connecting plates and connecting holes are formed in the sound insulation sleeves, connecting rods are arranged on the connecting blocks, clamping grooves are formed in the connecting rods, and clamping blocks are symmetrically arranged in the clamping grooves in a sliding mode. The noise reduction sleeve with the sound insulation layer is arranged between the pile hammer and the pile column in a sleeving mode, noise generated by collision between the pile hammer and the pile column can be reduced conveniently, noise pollution to the environment is reduced, and the noise reduction sleeve can be assembled and disassembled conveniently through the connecting device.

Description

TECHNICAL FIELD

[0001] The utility model relates to pile driver technical field more specifically, it relates to a hydraulic pile driver. BACKGROUND

[0002] Hydraulic pile driver is a kind of construction equipment using hydraulic system to provide power, it is widely used in construction, bridge, port, railway etc., especially in the occasion needing high efficiency and high precision pile driving, hydraulic pile driver has the advantages of compact structure, easy operation, impact force, construction efficiency is high.

[0003] Nowadays, the collision between the pile hammer and the pile column produces a lot of noise when the pile hammer is driving piles, some pile drivers are equipped with noise reduction devices at the impact position of the pile column and the pile hammer, but the noise reduction device is not convenient to assemble and disassemble, which affects the practicability, and due to the single structure, the parts cannot be fixed and limited, which causes the parts to deviate during pile driving, thereby affecting the pile driving effect. UTILITY MODEL CONTENTS

[0004] (I) technical problem solved

[0005] In view of the problems existing in the prior art, the utility model provides a hydraulic pile driver to solve the technical problems of noise pollution during pile driving and inconvenient assembly and disassembly of noise reduction device mentioned in the background.

[0006] (II) technical scheme

[0007] To achieve the above purpose, the utility model provides the following technical scheme: a hydraulic pile driver, comprising a pile driver main body, the pile driver main body comprises a rack, a hydraulic assembly is arranged on the rack, a pile hammer is arranged on the hydraulic assembly, a noise reduction sleeve is arranged on the pile hammer, the noise reduction sleeve comprises a sound insulation sleeve, a connecting device and a sliding plate, an isolation plate is arranged in the noise reduction sleeve, the two ends of the isolation plate are fixedly welded with the sliding plate, a sound insulation layer is arranged in the sound insulation sleeve, sliding blocks are arranged on the two sides of the pile hammer, sliding grooves matched with the sliding blocks are arranged on the sliding plate, the connecting device comprises a connecting block, the connecting block is fixedly arranged on the sliding block, connecting plates and connecting holes are arranged on the sound insulation sleeve, a connecting rod is arranged on the connecting block, a clamping groove is arranged on the connecting rod, clamping blocks are symmetrically arranged in the clamping groove.

[0008] The utility model is further provided with a moving groove on one side of the clamping groove, a moving block is arranged in the moving groove, and a clamping spring is arranged between the moving blocks, so that the clamping blocks have elastic force moving to both sides.

[0009] The utility model further sets up, be equipped with the traction rope on the connecting rod, the traction rope one end is equipped with the traction rod, the other end is fixedly connected with two the clamping block, convenient for pulling the clamping block, dismounts the connecting plate.

[0010] The utility model further sets up, be equipped with the guide wheel that cooperates with the traction rope in the clamping groove, convenient for the direction of the traction rope's removal is oriented.

[0011] The utility model further sets up, the pile column is equipped with the guide bucket on the sound insulation sleeve, through setting up the guide bucket, the connecting of the noise reduction sleeve and the pile column improves the accuracy of pile hammer impact position.

[0012] The utility model further sets up, the clamping screw is rotatably equipped on the guide bucket, the clamping screw one end is equipped with the clamping plate that cooperates with the pile column, through the clamping screw removal clamping plate's position, further will guide the bucket set up on the pile column.

[0013] The utility model further sets up, be equipped with the guide rod between the clamping plate and the guide bucket, convenient for the direction of the clamping plate's removal is oriented.

[0014] The utility model further sets up, be equipped with the rubber pad on the sliding block, reduce the impact force between the sliding block and the sliding groove.

[0015] (Three) beneficial effects

[0016] Compared with the prior art, the utility model provides a kind of hydraulic pile driver, with following beneficial effects:

[0017] 1, by the noise reduction sleeve of containing sound insulation layer is set between pile hammer and pile column, convenient for the noise of the collision between pile hammer and pile column is reduced, reduce the noise pollution to environment.

[0018] 2, by the connection hole on the connecting rod on the connecting block and the connecting plate is connected, by the clamping effect of clamping block, sliding plate and sound insulation sleeve are connected and fixed, further convenient for the assembly of noise reduction sleeve, by the cooperation of traction rod and traction rope, drive clamping block to move into clamping groove, further convenient for dismounting sound insulation sleeve and sliding plate, convenient for the dismounting maintenance of noise reduction sleeve.

[0019] 3, by the clamping plate is clamped to the side of pile column by the rotation of clamping screw, further convenient for the clamping of noise reduction sleeve on pile column, so that pile hammer is oriented to pile column when piling, prevent deviation when piling, influence piling effect. DRAWINGS

[0020] Figure 1 It is the whole structure schematic drawing of a kind of hydraulic pile driver in the utility model;

[0021] Figure 2 This is a schematic diagram of the matching structure of the pile hammer and the noise reduction sleeve in the utility model;

[0022] Figure 3 This is a schematic cross-sectional view of the noise reduction sleeve in the present utility model;

[0023] Figure 4 This is a schematic cross-sectional view of the guide barrel in the present invention;

[0024] Figure 5 It is a schematic cross-sectional structural diagram of the connecting device in the present utility model.

[0025] In the figure: 1. Pile driver body; 2. Frame; 3. Hydraulic assembly; 4. Pile hammer; 5. Noise reduction sleeve; 6. Sound insulation sleeve; 7. Sliding plate; 8. Isolation plate; 9. Sound insulation layer; 10. Sliding block; 11. Sliding groove; 12. Connecting block; 13. Connecting plate; 14. Connecting hole; 15. Connecting rod; 16. Clamping groove; 17. Clamping block; 18. Moving groove; 19. Moving block; 20. Clamping spring; 21. Traction rope; 22. Traction rod; 23. Guide wheel; 24. Pile column; 25. Guide barrel; 26. Clamping screw; 27. Clamping plate; 28. Guide rod; 29. ​​Rubber pad. DETAILED DESCRIPTION

[0026] It should be noted that, in the absence of conflict, the embodiments and features of the embodiments in this application can be combined with each other. The present invention will be described in detail below with reference to the accompanying drawings and in combination with the embodiments.

[0027] It should be noted that, unless otherwise specified, all technical and scientific terms used in this application have the same meaning as commonly understood by ordinary technicians in the technical field to which this application belongs.

[0028] In the present invention, unless otherwise specified, directions such as "up" and "down" are usually relative to the directions shown in the drawings, or relative to the vertical, perpendicular or gravity direction; similarly, for ease of understanding and description, "left" and "right" are usually relative to the left and right shown in the drawings; "inside" and "outside" refer to the inside and outside relative to the outline of each component itself, but the above-mentioned direction words are not used to limit the present invention.

[0029] See also Figures 1-5The utility model relates to a kind of hydraulic pile driver, including pile driver main body 1, and the pile driver main body 1 includes rack 2, and rack 2 is equipped with hydraulic assembly 3, and hydraulic assembly 3 is equipped with pile hammer 4, and pile hammer 4 is equipped with noise reduction sleeve 5, and noise reduction sleeve 5 includes sound insulation sleeve 6, connecting device and sliding plate 7, and noise reduction sleeve 5 is equipped with isolation plate 8, and the both ends of isolation plate 8 are fixedly welded with sliding plate 7, and sound insulation sleeve 6 is equipped with sound insulation layer 9, and the both sides of pile hammer 4 are equipped with sliding block 10, and sliding plate 7 is provided with sliding groove 11 matched with sliding block 10, and connecting device includes connecting block 12, and connecting block 12 is fixedly set on sliding block 10, and sound insulation sleeve 6 is equipped with connecting plate 13 and connecting hole 14, and connecting block 12 is equipped with connecting rod 15, and connecting rod 15 is equipped with clamping groove 16, and clamping groove 16 is symmetrically equipped with clamping block 17 in sliding, and the lower of pile driver main body 1 is equipped with pile 24, and sound insulation sleeve 6 is equipped with guide barrel 25, and guide barrel 25 is rotatably equipped with clamping screw 26, and one end of clamping screw 26 is provided with clamping plate 27 matched with pile 24, and clamping plate 27 is equipped with guide rod 28 between guide barrel 25, and sliding block 10 is pasted with rubber pad 29.

[0030] In the embodiment, when driving, the noise reduction sleeve 5 is assembled on the pile hammer 4, the rack 2 is moved above the pile 24 and aligned with the pile hammer 4 and the noise reduction sleeve 5, the guide barrel 25 of the noise reduction sleeve 5 is sleeved on the pile 24, the isolation plate 8 is abutted above the pile 24, the clamping screw 26 is rotated, the clamping screw 26 clamps the pile 24 under the guidance of the guide rod 28, so that the noise reduction sleeve 5, the pile 24 and the pile hammer 4 are in the same vertical direction, then the pile hammer 4 is moved by the hydraulic assembly 3, the sliding block 10 moves in the sliding groove 11 by the pile hammer 4, the pile hammer 4 impacts the isolation plate 8 by moving downward, the force is applied to the top of the pile 24, the sound insulation layer 9 in the sound insulation sleeve 6 reduces the noise of the impact sound, and prevents noise pollution of the working environment.

[0031] Please refer to Figure 5 , as an embodiment of the connecting device: one side of the clamping groove 16 is equipped with moving groove 18, the moving block 19 is equipped between the clamping block 17 in the moving groove 18, the clamping spring 20 is equipped between the moving block 19, the connecting rod 15 is equipped with traction rope 21, one end of the traction rope 21 is fixedly equipped with traction rod 22, the other end is fixedly connected with two clamping blocks 17, and the guide wheel 23 matched with the traction rope 21 is arranged in the clamping groove 16.

[0032] More specifically, when assembling the noise reduction sleeve 5, the sound insulation sleeve 6 is symmetrically sleeved on both sides of the isolation plate 8, so that the connecting holes 14 on the connecting plates 13 on both sides of the sound insulation sleeve 6 are aligned with the connecting rods 15 on the connecting blocks 12, the connecting holes 14 first extrude the clamping blocks 17, the clamping blocks 17 drive the moving blocks 19 to move in the moving grooves 18 and extrude the clamping springs 20, when the connecting holes 14 pass through the clamping blocks 17 completely, the clamping blocks 17 are stretched out under the elastic force of the clamping springs 20, the connecting plates 13 and the connecting blocks 12 are fixed, and then the sliding plate 7 and the sound insulation sleeve 6 are connected and assembled, when disassembling, the traction rod 22 is pulled, the traction rod 22 drives the traction rope 21 to pull the clamping blocks 17, the clamping blocks 17 are recovered into the clamping grooves 16, the connecting plates 13 and the sound insulation sleeve 6 are convenient to disassemble, and the noise reduction sleeve 5 is disassembled for maintenance and cleaning.

[0033] In summary, when the overall device is in use or operation: when driving piles, the noise reduction sleeve 5 is assembled on the pile hammer 4, the rack 2 is moved above the pile 24 and aligned with the pile hammer 4 and the noise reduction sleeve 5, the guide barrel 25 of the noise reduction sleeve 5 is sleeved on the pile 24, the isolation plate 8 is abutted on the upper side of the pile 24, the clamping screw 26 is rotated, the clamping screw 26 is guided by the guide rod 28 and clamps the pile 24, so that the noise reduction sleeve 5, the pile 24 and the pile hammer 4 are in the same vertical direction, then the hydraulic assembly 3 drives the pile hammer 4 to move, the pile hammer 4 drives the sliding block 10 to move in the sliding groove 11, the pile hammer 4 moves downward and impacts the isolation plate 8, the force is applied to the top of the pile 24, the sound insulation layer 9 in the sound insulation sleeve 6 reduces the impact sound and prevents noise pollution of the working environment.

[0034] In summary, when the overall device is in use or operation: when driving piles, the noise reduction sleeve 5 is assembled on the pile hammer 4, the rack 2 is moved above the pile 24 and aligned with the pile hammer 4 and the noise reduction sleeve 5, the guide barrel 25 of the noise reduction sleeve 5 is sleeved on the pile 24, the isolation plate 8 is abutted on the upper side of the pile 24, the clamping screw 26 is rotated, the clamping screw 26 is guided by the guide rod 28 and clamps the pile 24, so that the noise reduction sleeve 5, the pile 24 and the pile hammer 4 are in the same vertical direction, then the hydraulic assembly 3 drives the pile hammer 4 to move, the pile hammer 4 drives the sliding block 10 to move in the sliding groove 11, the pile hammer 4 moves downward and impacts the isolation plate 8, the force is applied to the top of the pile 24, the sound insulation layer 9 in the sound insulation sleeve 6 reduces the impact sound and prevents noise pollution of the working environment.

[0035] Other parts not described in the utility model are all prior art, so they are not described here.

[0036] In all the above-mentioned solutions, the connection between the two components can be selected according to actual conditions, such as welding, bolt and nut connection, bolt or screw connection or other known connection modes, which will not be described one by one. In the above, whenever there is a fixed connection, welding is preferred. Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.

[0037] In all the above-mentioned solutions, the electrical element operation is controlled by the controller unless otherwise specified. Since the controller is matched with a commonly used device, its control principle and line connection belong to existing known and mature technology, and its electrical connection relationship and specific circuit structure will not be described here.

[0038] In all the above-mentioned solutions, the motor can be matched with a speed reducer if necessary. The connection structure and working principle between the motor and the speed reducer are existing known technology, and the utility model will not be described.

Claims

1. Hydraulic pile driver comprising a pile driver body (1), characterized in that: The pile driver body (1) comprises a frame (2), a hydraulic assembly (3) is provided on the frame (2), a pile hammer (4) is provided on the hydraulic assembly (3), a noise reduction sleeve (5) is provided on the pile hammer (4), the noise reduction sleeve (5) comprises a sound insulation sleeve (6), a connecting device and a sliding plate (7), an isolation plate (8) is provided in the noise reduction sleeve (5), both ends of the isolation plate (8) are fixedly welded to the sliding plate (7), a sound insulation layer (9) is provided in the sound insulation sleeve (6), and the pile hammer (4) is provided with a sound insulation layer (9). Sliding blocks (10) are provided on both sides, and a sliding groove (11) cooperating with the sliding block (10) is provided on the sliding plate (7). The connecting device includes a connecting block (12), and the connecting block (12) is fixedly provided on the sliding block (10). The sound insulation sleeve (6) is provided with a connecting plate (13) and a connecting hole (14). The connecting block (12) is provided with a connecting rod (15), and the connecting rod (15) is provided with a clamping groove (16). A clamping block (17) is symmetrically slidably provided in the clamping groove (16).

2. A hydraulic pile driver according to claim 1, characterised in that: A moving groove (18) is provided on one side of the clamping groove (16), a moving block (19) is provided in the clamping block (17) within the moving groove (18), and a clamping spring (20) is provided between the moving blocks (19).

3. A hydraulic pile driver according to claim 2, characterised in that: A traction rope (21) is provided on the connecting rod (15), one end of the traction rope (21) is fixedly provided with a traction rod (22), and the other end is fixedly connected to the two clamping blocks (17).

4. A hydraulic pile driver according to claim 3, characterised in that: A guide wheel (23) that cooperates with the traction rope (21) is provided in the clamping groove (16).

5. A hydraulic pile driver as claimed in claim 1, characterized in that: A pile column (24) is provided below the pile driver body (1), and a guide barrel (25) is provided on the sound insulation sleeve (6).

6. A hydraulic pile driver according to claim 5, characterised in that: A clamping screw (26) is rotatably provided on the guide barrel (25), and a clamping plate (27) matched with the pile column (24) is provided at one end of the clamping screw (26).

7. A hydraulic pile driver according to claim 6, characterised in that: A guide rod (28) is provided between the clamping plate (27) and the guide barrel (25).

8. A hydraulic pile driver as claimed in claim 1, characterized in that: A rubber pad (29) is adhered to the sliding block (10).

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