Novel pile sinking replacing and driving device

Abstract

The utility model discloses a novel pile sinking and driving device which comprises a driving body, a force transmission disc is arranged at the top of the driving body, and a pile cap is arranged at the bottom of the driving body. A cross plate is vertically arranged in the center of the pile cap, a plurality of rows of connecting holes are formed in each plate surface of the cross plate, and the four free ends of the cross plate are detachably connected with limiting plates through the connecting holes; a sliding side plate is vertically arranged on the side face of the pile driver body, the sliding side plate and the pile driver body are fixedly connected through a set of connecting plates, fingered citron type limiting sliding grooves are formed in the edges of the two sides of the sliding side plate, and the limiting sliding grooves are used for being matched with vertical rails on a pile driving barge. Construction is carried out by adjusting the limiting device for limiting the inner wall of the pipe pile, damage to a coating of the pipe pile can be avoided, and therefore the durability of a pile foundation structure is improved; and the tubular piles with different pile diameters can be driven only by adjusting the four groups of limiting devices, so that the operation safety is greatly improved, and the operation time is also shortened.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the waterborne engineering water pile sinking technology field especially relates to a novel pile sinking replacement device. BACKGROUND

[0002] Traditional water pipe pile driving adopts the replacement device matched with the pile driving barge, which can only be used for single fixed pipe pile and cannot realize the generality of different diameter pipe pile driving.

[0003] Through the experience of construction and the optimization of the existing novel replacement device in the market, the length of the limiting device installed on the replacement outer wall can be adjusted to realize the driving of pipe piles with different diameters. However, this kind of replacement device fixes the outer wall of the pipe pile through the limiting device, which will damage the anticorrosive coating of the pipe pile outer wall and affect the durability of the pipe pile structure. In addition, in order to ensure the accuracy of the pipe pile position and the uniformity of the stress, at least 6 groups of replacement limiting devices need to be installed, which has a large workload in the adjustment process, especially in the construction water area with poor natural conditions (such as poor sea conditions and large wind force), which will greatly increase the construction risk and difficulty.

[0004] In order to solve the above problems in the prior art, a novel pile sinking replacement device is provided. CONTENT OF THE UTILITY MODEL

[0005] The utility model aims at providing a novel pile sinking replacement device.

[0006] In order to achieve the above purpose, the utility model provides the following technical scheme: a novel pile sinking replacement device comprises a replacement main body, the top of the replacement main body is provided with a force transmission disc, and the bottom of the replacement main body is provided with a pile cap; a cross plate is vertically arranged at the center of the pile cap, a plurality of rows of connecting holes are formed in each plate surface of the cross plate, and a limiting plate is detachably connected to the four free ends of the cross plate through the connecting holes; a sliding side plate is vertically arranged on the side surface of the replacement main body, the sliding side plate and the replacement main body are fixedly connected through a group of connecting plates, and a Buddha hand type limiting sliding groove is arranged on the two side edges of the sliding side plate, which is used for cooperating with the vertical track on the pile driving barge.

[0007] Preferably, the replacement main body is a hollow tubular structure, a plurality of exhaust holes are formed in the replacement main body, and a gas hole is formed in the pile cap and communicates with the replacement main body.

[0008] Preferably, the edge of the pile cap is outwardly folded by 30° to form a brim.

[0009] Preferably, a plurality of triangular plate reinforcing structures are arranged on the periphery of the replacement main body.

[0010] Preferably, a plurality of lifting rings are arranged on the top of the replacement device.

[0011] Compared with the prior art, the utility model has the advantages that (1) the damage to the coating of the outer wall of the pipe pile can be avoided by adjusting the limiting plate of the inner wall of the pipe pile during construction, thereby increasing the durability of the pile foundation structure; (2) the driving of pipe piles with different diameters can be completed by one set of device by adjusting only four sets of limiting mechanisms, thereby improving the versatility of the driving device, reducing the workload of adjusting the limiting device, greatly improving the operation safety and shortening the operation time. BRIEF DESCRIPTION OF DRAWINGS

[0012] Figure 1 It is a front view of a preferred embodiment of the utility model;

[0013] Figure 2 It is a top view of a preferred embodiment of the utility model;

[0014] In the drawing: 1, driving main body; 2, power transmission disc; 3, pile cap; 4, cross plate; 5, connecting hole; 6, limiting plate; 7, sliding side plate; 8, exhaust hole; 9, brim; 10, lifting ring; 11, limiting sliding groove; 12, connecting plate. DETAILED DESCRIPTION

[0015] A preferred embodiment of the utility model will be described below with reference to the drawings, and the technical scheme in the preferred embodiment of the utility model is clearly and completely described.

[0016] The utility model discloses a driving device for pile foundation, which comprises a driving main body 1, and the top of the driving main body 1 is provided with a power transmission disc 2, and the bottom of the driving main body 1 is provided with a pile cap 3.

[0017] The center of the pile cap 3 is vertically provided with a cross plate 4, a plurality of connecting holes 5 are formed in each plate surface of the cross plate 4, and the four free ends of the cross plate 4 are detachably connected with limiting plates 6 through the connecting holes 5 and high-strength bolts. The outer brim of the pile cap 3 is used for sleeving the outer wall of the pipe pile, the cross plate 4 is inserted into the inner wall of the pipe pile, the high-strength bolts are removed when piles with different diameters are driven, then the outer edge distance of the movable limiting plates 6 on the two symmetrical sides is adjusted to the inner diameter size of the driven pile foundation, and the bolts are tightened, so that piles with different diameters can be driven.

[0018] The side of the driving main body 1 is vertically provided with a sliding side plate 7, the sliding side plate 7 and the driving main body 1 are fixedly connected through a group of connecting plates 12, the two side edges of the sliding side plate 7 are provided with lotus hand-shaped limiting sliding grooves 11, and the limiting sliding grooves 11 are used for cooperating with the vertical track on the pile driving barge. During the pile driving process, the driving device needs to move up and down along the vertical track at the front end of the pile driving barge, and the lotus hand-shaped limiting sliding grooves 11 are equivalent to track limiters, so that the driving device can move stably along the track.

[0019] The replacing body 1 is a hollow tubular structure, and a plurality of air exhaust holes 8 are formed in the replacing body 1; the pile cap 3 is provided with air holes communicated with the replacing body 1. When driving the pile, the pile is filled with air, and the air in the pile needs to be exhausted outward as the pile body is driven into the soil. The cross plate is provided with air holes in the middle, so that the air in the pipe pile can be exhausted into the replacing body 1, and then exhausted through the air exhaust holes of the replacing body 1.

[0020] The edge of the pile cap 3 is outwardly folded by 30° to form a brim 9. The outwardly folded brim 9 can play a guiding role, and facilitates the smooth sleeving of the replacing device on the steel pipe pile.

[0021] The replacing body 1 is provided with a plurality of triangular plate reinforcing structures on the periphery, so as to ensure the structural strength of the replacing device.

[0022] The replacing device is provided with a plurality of lifting rings 10 at the top, so as to facilitate the lifting and transferring of the replacing device.

[0023] The working principle of the utility model is as follows: the position of the limiting plate 6 on the cross plate 4 inside the pile mouth is adjusted according to the diameter of the pipe pile, the replacing device is hoisted to above the pipe pile, the brim outside the pile cap 3 is sleeved on the outer wall of the pipe pile, the cross plate 4 is inserted into the inner wall of the pipe pile to fix the pipe pile, the limiting sliding groove 11 is clamped on both sides of the vertical track of the pile driver barge, and then the pile driver barge is hammered on the force transmission disc 2 at the top of the replacing device to complete the driving of the pipe pile.

[0024] 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 the 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.

Claims

1. A novel pile driving replacement device, comprising a replacement body (1), characterized in that: The top of the substitute body (1) is provided with a force transmission plate (2), and the bottom of the substitute body (1) is provided with a pile cap (3); The pile cap (3) is vertically provided with a cross plate (4) at its center. Each plate of the cross plate (4) has multiple rows of connecting holes (5). The four free ends of the cross plate (4) are detachably connected to a limiting plate (6) through the connecting holes (5). The side of the replacement body (1) is vertically provided with a sliding side plate (7). The sliding side plate (7) is fixedly connected to the replacement body (1) by a set of connecting plates (12). The two sides of the sliding side plate (7) are provided with Buddha hand-shaped limiting grooves (11). The limiting grooves (11) are used to cooperate with the vertical track on the pile driving vessel.

2. The novel pile driving replacement device according to claim 1, characterized in that: The replacement body (1) is a hollow tubular structure, and multiple vent holes (8) are provided on the replacement body (1); the pile cap (3) is provided with vent holes that communicate with the replacement body (1).

3. The novel pile driving replacement device according to claim 1, characterized in that: The edge of the pile cap (3) is folded outward at 30° to form a brim (9).

4. The novel pile driving replacement device according to claim 1, characterized in that: The outer periphery of the substitute body (1) is provided with multiple triangular plate reinforcement structures.

5. A novel pile driving replacement device according to claim 1, characterized in that: The top of the replacement device is equipped with multiple lifting rings (10).

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