A concrete pipe pile digging device

Abstract

The utility model discloses a concrete pipe pile digging device, comprising two bases, a U-shaped frame is fixedly provided between the upper ends of the two bases, two screw rods are rotatably provided inside the U-shaped frame, a lifting plate is threadedly connected between the screw rods, a motor is fixedly provided on the lifting plate, a drill rod is fixedly provided on one end of the driving shaft of the motor extending into the lower part of the lifting plate, a power mechanism for driving the screw rod to rotate is fixedly provided on the upper end of the U-shaped frame, two semicircular retaining rings are slidably connected between the two bases, an electric push rod is fixedly provided between the front and rear ends of the two bases, and the piston ends of the two electric push rods are respectively fixedly connected to the two semicircular retaining rings. Compared with the prior art, the utility model has the advantage that the soil rotated out of the drill rod is pushed to the outside through the cooperation of the slidably connected semicircular retaining ring and the electric push rod, which can effectively prevent the soil from accumulating on the pipe pile position, ensure the cleanliness of the internal space of the pipe pile, and facilitate the subsequent construction process.

Description

Technical Field

[0001] The utility model relates to the technical field of pipe pile devices, in particular to a concrete pipe pile digging device. Background Art

[0002] Concrete pipe piles are a commonly used foundation engineering construction technology. It mainly forms a pile body by pouring concrete into a steel pipe underground to achieve foundation anchoring and load dispersion. Concrete pipe piles are widely used in engineering fields such as construction, bridges, and docks. In the construction process of concrete pipe piles, the pile-digging device plays an important role. The pile-digging device is used to clean up the debris and soil in the pile hole so that further construction processes can be carried out.

[0003] There is a common problem with traditional pile-driving devices, that is, the soil spun out by the drill rod tends to accumulate on the pile, making it difficult to clean and even affecting the pile-driving effect. Due to the accumulation of soil, traditional cleaning methods are often difficult and require manual labor or special cleaning tools, which is time-consuming and has limited effect. Utility Model Content

[0004] In order to solve the above-mentioned various problems, the utility model provides a concrete pipe pile digging device.

[0005] In order to solve the above technical problems, the technical solution of the utility model is: a concrete pipe pile digging device, comprising two bases, a U-shaped frame is fixedly provided between the upper ends of the two bases, two screw rods are rotatably provided inside the U-shaped frame, a lifting plate is threadedly connected between the screw rods, a motor is fixedly provided on the lifting plate, a drill rod is fixedly provided on one end of the driving shaft of the motor extending below the lifting plate, a power mechanism for driving the screw rod to rotate is fixedly provided on the upper end of the U-shaped frame, two semicircular retaining rings are slidably connected between the two bases, an electric push rod is fixedly provided between the front and rear ends of the two bases, and the piston ends of the two electric push rods are respectively fixedly connected to the two semicircular retaining rings.

[0006] Furthermore, the power mechanism includes gears fixedly arranged at the upper ends of the two screw rods, a gear belt is connected between the two gears, a second motor is fixedly arranged at the upper end of the U-shaped frame, and a driving shaft of the second motor is fixedly connected to one of the gears.

[0007] Furthermore, a T-shaped slide groove is fixedly provided on the upper end of the inner side surface of the base, and a T-shaped slider is fixedly provided on the upper end of the semicircular retaining ring, and the T-shaped slider is matched with the T-shaped slide groove and is slidably connected.

[0008] Furthermore, the diameter of the two semicircular retaining rings is larger than the borehole diameter of the drill rod.

[0009] Furthermore, the two screw rods are rotatably arranged between the U-shaped frame and the base, and the two screw rods are rotatably arranged on the left and right sides inside the U-shaped frame respectively. The two screw rods pass through the left and right ends of the lifting plate respectively and are threadedly connected to the lifting plate.

[0010] Compared with the prior art, the utility model has the following advantages:

[0011] 1. Better cleaning effect: Through the cooperation of the slidingly connected semicircular retaining ring and the electric push rod, the soil rotated out of the drill rod is pushed to the outside, which can effectively prevent the soil from accumulating in the pipe pile, ensure the internal space of the pipe pile is clean, and facilitate the subsequent construction process.

[0012] 2. Improve construction efficiency: Reducing soil accumulation not only simplifies the cleanup work, but also avoids construction delays caused by soil accumulation. Therefore, the device can improve the efficiency and quality of construction.

[0013] 3. Simple and practical: The device has a reasonable design structure, low manufacturing cost and easy operation. It can be applied to the pile digging construction of various concrete pipe piles, providing a more reliable and efficient solution for engineering construction. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is a three-dimensional structure diagram of a concrete pipe pile digging device of the utility model. Figure 1 .

[0015] Figure 2 This is a three-dimensional structure diagram of a concrete pipe pile digging device of the utility model. Figure 2 .

[0016] Figure 3 This is a three-dimensional structure diagram of a concrete pipe pile digging device of the utility model. Figure 3 .

[0017] Figure 4 The utility model is a main structural schematic diagram of a concrete pipe pile digging device.

[0018] Figure 5 The utility model is a schematic diagram of the structure of a concrete pipe pile digging device in an upward view.

[0019] Figure 6 The utility model is a left-side structural schematic diagram of a concrete pipe pile digging device.

[0020] As shown in the figure: 1. Base; 2. U-shaped frame; 3. Screw; 4. Lifting plate; 5. Motor; 6. Drill rod; 7. Semicircular retaining ring; 8. Electric push rod; 9. Gear; 10. Gear belt; 11. Motor 2; 12. T-shaped slide; 13. T-shaped slider. DETAILED DESCRIPTION

[0021] In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "back", "left", "right", "inside", "outside", "center", etc. indicate directions or positional relationships based on the directions or positional relationships shown in the accompanying drawings. They are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific direction structure and operation. Therefore, they should not be understood as limitations on the present invention.

[0022] In the description of the present invention, it is also necessary to explain that, unless otherwise clearly specified and limited, the terms "provided with", "installed", "connected", "connected" and the like 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, it can be an electrical connection, it can be a direct connection, it can be indirectly connected 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.

[0023] The utility model is further described in detail below in conjunction with the accompanying drawings.

[0024] Combined with Figure 1 To Attachment Figure 6 A concrete pipe pile digging device comprises two bases 1, a U-shaped frame 2 is fixedly provided between the upper ends of the two bases 1, two screw rods 3 are rotatably provided inside the U-shaped frame 2, a lifting plate 4 is threadedly connected between the screw rods 3, a motor 5 is fixedly provided on the lifting plate 4, a driving shaft of the motor 5 is extended to one end below the lifting plate 4 and a drill rod 6 is fixedly provided, a power mechanism for driving the screw rod 3 to rotate is fixedly provided on the upper end of the U-shaped frame 2, two semicircular retaining rings 7 are slidably connected between the two bases 1, an electric push rod 8 is fixedly provided between the front and rear ends of the two bases 1, and the piston ends of the two electric push rods 8 are respectively fixedly connected to the two semicircular retaining rings 7.

[0025] The power mechanism includes a gear 9 fixedly mounted on the upper ends of the two screw rods 3 , a gear belt 10 is connected between the two gears 9 , a motor 2 11 is fixedly mounted on the upper end of the U-shaped frame 2 , and a drive shaft of the motor 2 11 is fixedly connected to one of the gears 9 .

[0026] A T-shaped slide groove 12 is fixedly disposed on the upper end of the inner side surface of the base 1, and a T-shaped slider 13 is fixedly disposed on the upper end of the semicircular retaining ring 7, and the T-shaped slider 13 is matched and slidably connected with the T-shaped slide groove 12. The diameter of the two semicircular retaining rings 7 is larger than the bore diameter of the drill rod 6. The two screw rods 3 are both rotatably disposed between the U-shaped frame 2 and the base 1, and the two screw rods 3 are rotatably disposed on the left and right sides of the U-shaped frame 2, respectively, and the two screw rods 3 pass through the left and right ends of the lifting plate 4 and are threadedly connected with the lifting plate 4.

[0027] The following is the specific working process of a concrete pipe pile digging device of the utility model:

[0028] The pile digging process begins: start the motor 5 and the motor 2 11 at the same time, the motor 5 makes the drill rod 6 start to rotate, the motor 2 11 drives the two screws 3 to rotate, thereby driving the lifting plate 4 and the drill rod 6 to descend; the drill rod 6 rotates downward to push the ground to perform the pile digging operation, and the spiral blades on the drill rod 6 push the soil in the pipe pile to hollow out the internal space of the pipe pile.

[0029] Soil cleaning process: when soil accumulates around the pipe pile, stop the operation of the motor 5 and stop the rotation of the drill rod 6; the two semicircular retaining rings 7 are connected to form a circular ring, and the state shown in the figure is the initial state, and the electric push rod 8 is started to make its piston end start to move backward; the backward movement of the electric push rod 8 pushes the semicircular retaining ring 7, and also pushes the hollowed-out soil to a position away from the pipe pile; then the electric push rod 8 extends to restore the semicircular retaining ring 7 to the initial state, and then the drill rod 6 is started again, and the above steps are repeated.

[0030] The above description of the utility model and its implementation methods is not restrictive. The drawings show only one implementation method of the utility model, and the actual structure is not limited thereto. In short, if ordinary technicians in this field are inspired by it and design structural methods and embodiments similar to the technical solution without creativity without departing from the purpose of the invention of the utility model, they should all fall within the protection scope of the utility model.

Claims

1. A concrete pipe pile driving device, comprising two bases (1), a U-shaped frame (2) is fixedly provided between the upper ends of the two bases (1), two screw rods (3) are rotatably provided inside the U-shaped frame (2), a lifting plate (4) is threadedly connected between the screw rods (3), a motor (5) is fixedly provided on the lifting plate (4), a driving shaft of the motor (5) extends into one end below the lifting plate (4) and a drill rod (6) is fixedly provided, a power mechanism for driving the screw rod (3) to rotate is fixedly provided on the upper end of the U-shaped frame (2), and the device is characterized in that: Two semicircular retaining rings (7) are slidably connected between the two bases (1), and electric push rods (8) are fixedly provided between the front and rear ends of the two bases (1), and the piston ends of the two electric push rods (8) are respectively fixedly connected to the two semicircular retaining rings (7).

2. A concrete pipe pile digging device according to claim 1, characterized in that: The power mechanism comprises a gear (9) fixedly arranged on the upper ends of the two screw rods (3), a gear belt (10) being connected between the two gears (9), a second motor (11) being fixedly arranged on the upper end of the U-shaped frame (2), and a drive shaft of the second motor (11) being fixedly connected to one of the gears (9).

3. A concrete pipe pile digging device according to claim 1, characterized in that: A T-shaped slide groove (12) is fixedly provided on the upper end of the inner side surface of the base (1), a T-shaped slider (13) is fixedly provided on the upper end of the semicircular retaining ring (7), and the T-shaped slider (13) is matched and slidably connected with the T-shaped slide groove (12).

4. A concrete pipe pile digging device according to claim 1, characterized in that: The diameters of the two semicircular retaining rings (7) are larger than the diameter of the drilling hole of the drill rod (6).

5. A concrete pipe pile digging device according to claim 1, characterized in that: The two screw rods (3) are both rotatably arranged between the U-shaped frame (2) and the base (1), and the two screw rods (3) are respectively rotatably arranged on the left and right sides inside the U-shaped frame (2), and the two screw rods (3) respectively pass through the left and right ends of the lifting plate (4) and are threadedly connected to the lifting plate (4).

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