Pile pressing device for anchor rod static pressure pile

Abstract

The utility model relates to the technical field of building construction, and discloses a pile pressing device for an anchor rod static pressure pile, which comprises a base, a top plate and a fixed rod, the fixed rod is connected with a vertically through lifting block in a sliding manner, the lifting block is provided with a clamping mechanism, the clamping mechanism is provided with a radian adjusting mechanism, and the radian adjusting mechanism is connected with the base. A reserved groove is formed in the surface of the inner side of the lifting block, the clamping mechanism is located in the reserved groove, the clamping mechanism comprises a second hydraulic cylinder, a movable plate, a cylindrical pin, a sliding groove and a clamping plate, and the fixed end of the second hydraulic cylinder is installed on the lower surface of the lifting block. And the radian of the clamping plate can be directly adjusted according to the diameter of the anchor rod, so that the clamping plate can be matched with anchor rods of various diameters under the condition that the clamping plate is not replaced, the convenience of static pressure construction of the anchor rod is improved, and then the efficiency of building foundation construction is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of building construction, and more specifically to a pile pressing device for anchor static pressure piles. Background Art

[0002] Construction refers to production activities during the implementation phase of engineering construction, and is the construction process of various types of buildings. The most important thing in the construction process is the construction of the foundation. In order to ensure the stability of the foundation and prevent the foundation from softening and sinking, anchor rods will be driven into the foundation during the foundation construction process to prevent the soil in the foundation from softening. When driving the anchor rods into the foundation, it is necessary to use anchor static pressure piles and a pile driving device to drive the anchor rods into the ground to form static pressure piles.

[0003] The current anchor static pressure pile driving device mainly uses a hydraulic device to push the clamping plate toward the anchor and make it contact with the anchor. In order to increase the friction between the clamping plate and the anchor, the clamping plate of the corresponding diameter is selected according to the diameter of the anchor. This makes the use of clamping plates of different diameters and anchors of different diameters mismatched, which greatly limits the convenience of anchor static pressure construction. Utility Model Content

[0004] In order to overcome the above-mentioned defects of the prior art, the utility model provides a pile pressing device for anchor static pressure piles to solve the problems existing in the above-mentioned background technology.

[0005] The utility model provides the following technical solutions: it includes a base, a top plate and a fixed rod, the fixed rod is slidably connected with a lifting block which passes through from top to bottom, the lifting block is installed with a clamping mechanism, the clamping mechanism is installed with an arc adjustment mechanism, the inner surface of the lifting block is provided with a reserved groove, and the clamping mechanism is located inside the reserved groove; the lifting block is provided to facilitate the static pressure piling of the anchor rod, the clamping mechanism is provided to facilitate the positioning and clamping of the anchor rod, the arc adjustment mechanism is provided to facilitate the adjustment of the arc of the pressure plate, and the reserved groove is provided to facilitate the positioning and installation of the clamping mechanism.

[0006] Furthermore, the clamping mechanism includes a second hydraulic cylinder, a movable plate, a cylindrical pin, a slide groove and a clamping plate, the fixed end of the second hydraulic cylinder is installed on the lower surface of the lifting block, the telescopic end of the second hydraulic cylinder extends to the inside of the reserved groove and is rotatably connected to the movable plate through a hinge, the cylindrical pin is fixedly connected to the side surface of the movable plate, and the clamping plate is installed on the movable plate through an arc adjustment mechanism; the second hydraulic rod is provided to facilitate driving the movable plate to change its angle, the movable plate is provided to facilitate the transmission of pressure to position and clamp the anchor rod, the cylindrical pin is provided to facilitate the cooperation with the slide groove and move the movable plate along the slide groove, and the clamping plate is provided to facilitate direct contact with the anchor rod and position and clamp the anchor rod.

[0007] Furthermore, the slide groove is arranged on the inner surface of the reserved groove, the cylindrical pin is slidably connected inside the slide groove, and the upper surface of the movable plate is provided with an installation groove that passes through from top to bottom; the installation groove is provided to facilitate the positioning and installation of the curvature adjustment mechanism.

[0008] Furthermore, the cylindrical pin is symmetrically installed on the movable plate, the second hydraulic cylinder is symmetrically arranged, the shape of the clamping plate is an arc, and the inner surface of the mounting groove is fixedly connected to the mounting plate; the clamping plate is arranged to be an arc in shape in order to better contact with the surface of the anchor rod, so as to increase the friction between the clamping plate and the anchor rod.

[0009] Furthermore, the curvature adjustment mechanism includes a motor, a screw, a moving block, a fixed plate, a second rotating rod, a connecting rod, a first rotating rod, a driving gear and a driven gear, the moving block is connected to the screw by a threaded sleeve, the second rotating rod is fixedly connected to the fixed plate, and the fixed plate is symmetrically fixedly connected to the moving block; the motor is provided to facilitate driving the driving gear to rotate, the driving gear is provided to facilitate meshing with the driven gear and driving the screw to rotate, the screw is provided to facilitate driving the moving block to move so as to adjust the curvature of the splint, and the second rotating rod, the first rotating rod and the connecting rod are provided to facilitate transmitting the pulling force to the splint.

[0010] Furthermore, the driving gear is fixedly connected to the output end of the motor, the driven gear is fixedly connected to the screw rod, the driving gear is meshed with the driven gear, and the top and bottom of the first rotating rod are fixedly connected with connecting hinges; the connecting hinges are provided to facilitate the effect of ensuring that the splint can achieve angular deflection on the first rotating rod.

[0011] Furthermore, the connecting rod is rotatably connected to the second rotating rod, the connecting rod is rotatably connected to the first rotating rod away from the second rotating rod, and the connecting rod is symmetrically arranged up and down.

[0012] Furthermore, the bottom of the fixing rod is fixedly connected to the upper surface of the base, the top plate is fixedly connected to the top of the fixing rod, there are multiple fixing rods, and cylindrical through holes are provided on the top plate and the lifting block.

[0013] Furthermore, a first hydraulic cylinder is fixedly connected to the upper surface of the top plate, and a telescopic end of the first hydraulic cylinder passes through the top plate and is fixedly connected to the upper surface of the lifting block. The first hydraulic cylinder is provided to facilitate driving the lifting block to move up and down.

[0014] Technical effects and advantages of the utility model:

[0015] The utility model, by providing an arc adjustment mechanism, can directly adjust the arc of the clamping plate according to the diameter of the anchor rod, so that the clamping plate can be matched with anchor rods of various diameters without replacing the clamping plate, which is beneficial to improving the convenience of static pressure construction of the anchor rod, and further beneficial to improving the efficiency of building foundation construction. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;

[0017] Figure 2 This is a schematic diagram of the three-dimensional cross-sectional structure of the utility model;

[0018] Figure 3 It is a right side structural schematic diagram of the utility model;

[0019] Figure 4 This is a schematic diagram of the main structure of the utility model;

[0020] Figure 5 This is a schematic diagram of the top view structure of the utility model;

[0021] Figure 6 It is a structural schematic diagram of the clamping mechanism part;

[0022] Figure 7 for Figure 2 A schematic diagram of the enlarged structure at A in the middle;

[0023] Figure 8 for Figure 6 A schematic diagram of the enlarged structure at B in the middle;

[0024] The accompanying drawings are marked as follows: 1. base; 2. top plate; 3. fixed rod; 4. lifting block; 5. first hydraulic cylinder; 6. second hydraulic cylinder; 7. reserved groove; 8. movable plate; 9. clamping plate; 10. cylindrical pin; 11. motor; 12. connecting rod; 13. first rotating rod; 14. driving gear; 15. driven gear; 16. mounting groove; 17. mounting plate; 18. screw; 19. moving block; 20. fixed plate; 21. second rotating rod; 22. connecting hinge; 23. slide groove. DETAILED DESCRIPTION

[0025] The present invention is further described below in conjunction with specific embodiments. However, people familiar with the art should understand that the detailed description given here in conjunction with the drawings is for better explanation, and the structure of the present invention necessarily exceeds these limited embodiments. For some equivalent replacement schemes or common means, they are no longer described in detail herein, but still fall within the scope of protection of the present application.

[0026] Figures 1 to 8 It is the best embodiment of the utility model, and the following Figures 1 to 8 The utility model is further described.

[0027] A pile driving device for anchor static pressure piles comprises a base 1, a top plate 2 and a fixing rod 3. A cylindrical through hole is provided on the top plate 2 and the lifting block 4. A lifting block 4 which passes through up and down is slidably connected to the fixing rod 3. A clamping mechanism is installed on the lifting block 4. An arc adjustment mechanism is installed on the clamping mechanism. A reserved groove 7 is provided on the inner surface of the lifting block 4. The clamping mechanism is located inside the reserved groove 7. The number of the reserved grooves 7 is multiple and the multiple reserved grooves 7 are distributed in a circular array with the through hole provided on the top plate 2 as the center. The bottom of the fixing rod 3 is fixedly connected to the upper surface of the base 1, the top plate 2 is fixedly connected to the top of the fixing rod 3, the number of the fixing rods 3 is multiple, and a first hydraulic cylinder 5 is fixedly connected to the upper surface of the top plate 2. The first hydraulic cylinder 5 is symmetrically arranged on the top plate 2. The telescopic end of the first hydraulic cylinder 5 passes through the top plate 2 and is fixedly connected to the upper surface of the lifting block 4. By controlling the telescopic end of the first hydraulic cylinder 5 to retract, the lifting block 4 can be driven to move up and down on the fixing rod 3.

[0028] The clamping mechanism includes a second hydraulic cylinder 6, a movable plate 8, a cylindrical pin 10, a slide 23 and a clamping plate 9. The movable plate 8 swings with the cylindrical pin 10 as a fulcrum. The cylindrical pin 10 is located at the center of the side surface of the movable plate 8. The fixed end of the second hydraulic cylinder 6 is installed on the lower surface of the lifting block 4. The telescopic end of the second hydraulic cylinder 6 extends to the inside of the reserved groove 7 and is rotatably connected to the movable plate 8 through a hinge. The cylindrical pin 10 is fixedly connected to the side surface of the movable plate 8. The clamping plate 9 is installed on the movable plate 8 through an arc adjustment mechanism. The slide 23 is set at the reserved groove 7. On the inner surface, the cylindrical pin 10 is slidably connected inside the slide groove 23, and the upper surface of the movable plate 8 is provided with a mounting groove 16 that passes through from top to bottom. The cylindrical pin 10 is symmetrically installed on the movable plate 8, and the second hydraulic cylinder 6 is symmetrically arranged. The shape of the clamping plate 9 is an arc shape, and the inner surface of the mounting groove 16 is fixedly connected with the mounting plate 17. By using the telescopic end of the second hydraulic cylinder 6 to telescopically move, the movable plate 8 is pushed to swing with the cylindrical pin 10 as the fulcrum, and the cylindrical pin 10 can also slide in the slide groove 23, and the inner surface of the mounting groove 16 is provided with a guide groove. The clamping plate 9 is a deformable plate.

[0029] The arc adjustment mechanism includes a motor 11, a screw 18, a moving block 19, a fixed plate 20, a second rotating rod 21, a connecting rod 12, a first rotating rod 13, a driving gear 14 and a driven gear 15. The moving block 19 is fixedly connected with a guide block, which is tightly matched with the guide groove. The guide block can slide inside the guide groove. The moving block 19 is sleeved on the screw 18 through a thread. Both ends of the screw 18 are rotatably connected to the mounting plate 17. The second rotating rod 21 is fixedly connected to the fixed plate 20. The position of the second rotating rod 21 is installed on the side away from the moving block 19. The fixed plate 20 is symmetrically fixedly connected to the moving block 19. The driving gear 14 is fixedly connected to the output end of the motor 11. The motor 11 is fixedly connected to the upper surface of the movable plate 8. The movable gear 15 is fixedly connected to the screw rod 18, the driving gear 14 is meshed with the driven gear 15, the top and bottom of the first rotating rod 13 are fixedly connected with the connecting hinge 22, the connecting hinge 22 is fixedly connected to the splint 9 away from the first rotating rod 13, the connecting rod 12 is rotatably connected to the second rotating rod 21, the connecting rod 12 is rotatably connected to the first rotating rod 13 away from the second rotating rod 21, the connecting rod 12 is symmetrically arranged up and down, and the driving gear 14 is driven by the motor 11 to rotate and mesh with the driven gear 15 to drive the screw rod 18 to rotate, and the moving block 19 is moved on the screw 18. As the position of the moving block 19 changes continuously, the angle of the connecting rod 12 also changes continuously, thereby achieving the effect of adjusting the curvature of the splint 9.

[0030] Working principle: When in use, first fix the base 1 on the ground, then put the anchor rod between the through holes of the top plate 2, and then use the telescopic end of the second hydraulic cylinder 6 to telescope and move, push the movable plate 8 to swing with the cylindrical pin 10 as the fulcrum, and at the same time, the cylindrical pin 10 can also slide in the slide groove 23 until the clamping plate 9 contacts the outer surface of the anchor rod. At this time, the extension of the second hydraulic cylinder 6 is suspended, and then the motor 11 is used to drive the driving gear 14 to rotate and engage the driven gear 15 to drive the screw 18 to rotate, and the moving block 19 moves on the screw 18. As the position of the moving block 19 continues to change, the angle of the connecting rod 12 also changes continuously, thereby changing the curvature of the clamping plate 9 until the clamping plate 9 can fit the surface of the anchor rod, and then continue to extend the second hydraulic cylinder 6 to increase the pressure between the clamping plate 9 and the anchor rod, and then by controlling the telescopic end of the first hydraulic cylinder 5 to telescope, the lifting block 4 can be driven to move up and down on the fixed rod 3, press the anchor rod to the ground, and complete the operation of static pressure on the anchor rod.

[0031] The above is only the preferred embodiment of the utility model, and does not limit the utility model in other forms. Any technician familiar with the profession may use the technical content disclosed above to change or modify it into an equivalent embodiment with equivalent changes. However, any simple modification, equivalent change and modification made to the above embodiment based on the technical essence of the utility model without departing from the technical solution of the utility model still belongs to the protection scope of the technical solution of the utility model.

Claims

1. A pile driving device for anchor static piles, comprising a base (1), a top plate (2) and a fixing rod (3), characterized in that: A lifting block (4) penetrating vertically is slidably connected to the fixing rod (3); a clamping mechanism is mounted on the lifting block (4); an arc adjustment mechanism is mounted on the clamping mechanism; a reserved groove (7) is provided on the inner surface of the lifting block (4); and the clamping mechanism is located inside the reserved groove (7).

2. The pile driving device for anchor static pile according to claim 1, characterized in that: The clamping mechanism comprises a second hydraulic cylinder (6), a movable plate (8), a cylindrical pin (10), a slide groove (23) and a clamping plate (9); the fixed end of the second hydraulic cylinder (6) is mounted on the lower surface of the lifting block (4); the telescopic end of the second hydraulic cylinder (6) extends to the inside of the reserved groove (7) and is rotatably connected to the movable plate (8) through a hinge; the cylindrical pin (10) is fixedly connected to the side surface of the movable plate (8); and the clamping plate (9) is mounted on the movable plate (8) through an arc adjustment mechanism.

3. The pile driving device for anchor static pile according to claim 2, characterized in that: The slide groove (23) is arranged on the inner surface of the reserved groove (7), the cylindrical pin (10) is slidably connected inside the slide groove (23), and the upper surface of the movable plate (8) is provided with a mounting groove (16) that passes through from top to bottom.

4. The pile driving device for anchor static pile according to claim 3, characterized in that: The cylindrical pin (10) is symmetrically mounted on the movable plate (8), the second hydraulic cylinder (6) is symmetrically arranged, the clamping plate (9) is in the shape of an arc, and the inner surface of the mounting groove (16) is fixedly connected to a mounting plate (17).

5. The pile driving device for anchor static pile according to claim 1, characterized in that: The arc adjustment mechanism comprises a motor (11), a screw rod (18), a moving block (19), a fixed plate (20), a second rotating rod (21), a connecting rod (12), a first rotating rod (13), a driving gear (14) and a driven gear (15); the moving block (19) is sleeved on the screw rod (18) by a thread, the second rotating rod (21) is fixedly connected to the fixed plate (20), and the fixed plate (20) is symmetrically fixedly connected to the moving block (19).

6. The pile driving device for anchor static pile according to claim 5, characterized in that: The driving gear (14) is fixedly connected to the output end of the motor (11), the driven gear (15) is fixedly connected to the screw rod (18), the driving gear (14) is meshed with the driven gear (15), and the top and bottom of the first rotating rod (13) are fixedly connected to connecting hinges (22).

7. The pile driving device for anchor static pile according to claim 6, characterized in that: The connecting rod (12) is rotatably connected to the second rotating rod (21), the connecting rod (12) is rotatably connected to the first rotating rod (13) away from the second rotating rod (21), and the connecting rod (12) is symmetrically arranged up and down.

8. The pile driving device for anchor static pile according to claim 1, characterized in that: The bottom of the fixing rod (3) is fixedly connected to the upper surface of the base (1), the top plate (2) is fixedly connected to the top of the fixing rod (3), and there are a plurality of fixing rods (3).

9. The pile driving device for anchor static pile according to claim 1, characterized in that: A first hydraulic cylinder (5) is fixedly connected to the upper surface of the top plate (2), and a telescopic end of the first hydraulic cylinder (5) penetrates the top plate (2) and is fixedly connected to the upper surface of the lifting block (4).

10. The pile driving device for anchor static pile according to claim 1, characterized in that: The top plate (2) and the lifting block (4) are both provided with cylindrical through holes.

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