Adjustable pile foundation positioning device

Abstract

An adjustable pile foundation positioning device comprises a base and adjustable supporting legs fixedly connected to the periphery of the bottom face of the base, a cavity is formed in the center of the base, sliding grooves are formed in the two sides of the cavity, positioning assemblies are installed in the sliding grooves in a sliding mode through sliding pieces, and the positioning assemblies make contact with the upper portion of a pile foundation in an adjustable mode; supporting assemblies are installed on the other two opposite sides of the cavity in a sliding mode, and the supporting assemblies make adjustable contact with the bottom of the pile foundation. The gradienter is installed on the outer wall of the base. By means of the structural design of the base, the supporting legs, the fixing grooves, the sliding grooves, the supporting assemblies, the positioning assemblies and the gradienter, the pile foundation supporting device can well adapt to construction of pile foundations of various specifications and is quite convenient to use and adjust, and the construction efficiency and the construction precision of the pile foundations are improved.

Description

Technical Field

[0001] The utility model relates to an adjustable pile foundation positioning device. Background Art

[0002] With the development of the construction industry, precast piles have been widely used. They have the advantages of fast construction and good results. In the construction of precast piles, the pile position needs to be measured and positioned before hanging the piles. In the field of ground pile foundation construction, it is often necessary to establish a pile foundation on the ground. When constructing the pile foundation, it is usually necessary to ensure that the plane position and verticality of the pile foundation when it sinks meet the construction requirements. Large cranes and operators are required to cooperate, which is costly and the safety of personnel cannot be guaranteed.

[0003] Chinese patent application number CN202221546726.1 discloses a pile foundation positioning device, including a casing, the casing having a positioning hole passing through it along its height direction, and also including two fixing blocks for being erected on the top of the casing, the fixing blocks are provided with limiting members for preventing the fixing blocks from detaching from the casing. In the above technology, the fixing blocks are arranged on the top of the casing through fixing grooves. When the positioning plate or the fixing block is damaged due to external collision and the positioning fails, the operator can remove the fixing block and replace it with a new fixing block or positioning plate, thereby ensuring that the casing does not need to be remade and reducing cost expenditure.

[0004] The above-mentioned pile foundation positioning device adopts the method of supporting the top of the casing to provide positioning for the pile foundation. When used for positioning a longer pile foundation, the belly of the pile foundation cannot be well supported, which causes the pile foundation to tilt easily. It cannot adapt well to the construction of pile foundations of various specifications and is very troublesome to adjust, which greatly reduces the construction efficiency and construction accuracy of the pile foundation. Utility Model Content

[0005] The utility model provides an adjustable pile foundation positioning device to solve the technical problems that when a longer pile foundation is used for positioning, the belly of the pile foundation cannot be well supported, which causes the pile foundation to be easily tilted, cannot be well adapted to the construction of pile foundations of various specifications, is very troublesome to adjust, and greatly reduces the construction efficiency and construction accuracy of the pile foundation.

[0006] The utility model solves the above technical problems through the following technical solutions:

[0007] An adjustable pile foundation positioning device comprises a base and adjustable supporting legs fixedly connected to the bottom surface of the base, the center of the base is a cavity, two sides of the cavity are provided with slide grooves, a positioning component is slidably installed in the slide grooves through a sliding member, and the positioning component is adjustably contacted with the upper part of the pile foundation; and support components are slidably installed on the other two opposite sides of the cavity, and the support components are adjustably contacted with the bottom of the pile foundation; a level is installed on the outer wall of the base.

[0008] The support assembly includes a second hydraulic cylinder, a guide rod, a limit plate and a guide groove; the second hydraulic cylinder is installed on the inner walls on both sides of the cavity, the limit plate is installed on the output end of the second hydraulic cylinder, and the guide rod is installed on the inner wall of the cavity, and the guide rod and the guide groove provided on the limit plate are slidably matched.

[0009] The limiting plate is in an arc-shaped structure.

[0010] The positioning assembly includes a fixing plate, which is provided with a placement groove, in which a plurality of connection blocks are installed; a clamping groove is provided on the bottom surface of the placement groove; the clamping groove is clamped and connected with the clamping block at the bottom of the lowest connection block, the connection block is threadedly connected with the screw, a knob is installed on the outer side of the screw, and a positioning plate is installed on the inner side, and the positioning plate is in contact with the upper part of the pile foundation.

[0011] The lower end of the fixed plate is fixedly connected to the slider, the slider is slidably connected to the guide rail installed on the base surface, the lower end of the slider is fixedly connected to the movable block slidably arranged in the slide groove; and the movable block is fixedly connected to the output end of the first hydraulic cylinder installed in the slide groove.

[0012] The positioning plate is in an arc-shaped structure.

[0013] A clamping block is provided at the bottom of each connection block, and a clamping slot is provided at the top; adjacent connection blocks are connected by clamping the clamping block and the clamping slot.

[0014] The positive and progressive effects of the utility model are:

[0015] The utility model can well adapt to the construction of pile foundations of various specifications through the structural design of the base, supporting legs, cavity, slide groove, supporting assembly, positioning assembly and spirit level, is very convenient to use and adjust, and improves the construction efficiency and construction accuracy of the pile foundation. 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 for Figure 1 Schematic diagram of the cross-section structure;

[0018] Figure 3 This is a schematic diagram of the structure of the support assembly of the utility model;

[0019] The reference numerals are:

[0020] 1. Base; 2. Support leg; 3. Cavity; 31. Slide; 32. First hydraulic cylinder; 33. Movable block; 34. Guide rail; 35. Slider; 4. Support assembly; 41. Second hydraulic cylinder; 42. Guide rod; 43. Limit plate; 44. Guide groove; 5. Positioning assembly; 51. Fixed plate; 52. Placement groove; 53. Connecting block; 54. Screw; 55. Screw hole; 56. Knob; 57. Block; 58. Slot; 59. Positioning plate; 6. Level. DETAILED DESCRIPTION

[0021] The present invention is further described below by way of embodiments, but the present invention is not limited to the scope of the embodiments.

[0022] Figures 1 to 3 As shown, an adjustable pile foundation positioning device includes a base 1 and adjustable supporting legs 2 fixedly connected to the bottom surface of the base 1, the base 1 has a cavity 3 in the center, and slide grooves 31 are provided on both sides of the cavity 3. A positioning component 5 is slidably installed in the slide groove 31 through a sliding member, and the positioning component 5 can be adjusted to contact the upper part of the pile foundation; and support components 4 are slidably installed on the other two opposite sides of the cavity 3, and the support component 4 can be adjusted to contact the bottom of the pile foundation; a level 6 is installed on the outer wall of the base 1.

[0023] The supporting legs 2 facilitate support for the base 1, the cavity 3 facilitates downward movement of the pile foundation, the supporting assembly 4 facilitates fixing and guiding the bottom of the pile foundation, and the positioning assembly 5 facilitates positioning the top of the pile foundation, thus facilitating the construction of pile foundations of various specifications.

[0024] Figure 3 As shown, the support assembly 4 includes a second hydraulic cylinder 41, a guide rod 42, a limit plate 43 and a guide groove 44; the second hydraulic cylinder 41 is installed on the inner walls of both sides of the cavity 3, the limit plate 43 is installed on the output end of the second hydraulic cylinder 41, and the guide rod 42 is installed on the inner wall of the cavity 3, and the guide rod 42 and the guide groove 44 opened on the limit plate 43 are slidably matched.

[0025] By starting the two second hydraulic cylinders 41 in the support assembly 4 to push the limit plates 43 to move, the two limit plates 43 are pressed against the outside of the pile foundation, and then the pile foundation is fixed in the cavity 3, which facilitates fixing the bottom of the pile foundation.

[0026] Figure 3 As shown, the limiting plate 43 is in an arc-shaped structure, and the arc-shaped limiting plate 43 can be conveniently fitted to the outer wall of the pile foundation to ensure a secure fixation.

[0027] Figure 1 , Figure 2As shown, the positioning assembly 5 includes a fixing plate 51, which has a placement groove 52, and a plurality of connection blocks 53 are installed in the placement groove 52; a clamping groove 58 is formed on the bottom surface of the placement groove 52; the clamping groove 58 is engaged with the clamping block 57 at the bottom of the lowest connection block 53, and the connection block 53 is threadedly connected with the screw rod 54, a knob 56 is installed on the outer side of the screw rod 54, and a positioning plate 59 is installed on the inner side, and the positioning plate 59 is in contact with the upper part of the pile foundation.

[0028] According to the height of the pile foundation, several connection blocks 53 are sequentially placed along the placement groove 52 inside the fixing plate 51, and two adjacent connection blocks 53 are fixed by the cooperation of the clamping block 57 and the clamping groove 58, and then the knob 56 is turned, and the knob 56 drives the screw rod 54 to rotate in the screw hole 55, and the screw rod 54 drives the rotationally connected positioning plate 59 to move toward the side wall of the pile foundation, so as to facilitate the rapid positioning of the pile foundation. Or according to specific needs, the position of the positioning plate 59 on one side of a single connection block 53 is adjusted to facilitate the positioning of the pile foundation.

[0029] Figure 1 , Figure 2 As shown, the lower end of the fixed plate 51 is fixedly connected to the slider 35, and the slider 35 is slidably connected to the guide rail 34 installed on the surface of the base 1. The lower end of the slider 35 is fixedly connected to the movable block 33 slidably set in the slide groove 31; and the movable block 33 is fixedly connected to the output end of the first hydraulic cylinder 32 installed in the slide groove 31.

[0030] The first hydraulic cylinder 32 is started, and the first hydraulic cylinder 32 pushes the movable block 33 to move along the slide groove 31 , and the movable block 33 drives the slider 35 to slide along the guide rail 34 , so as to facilitate the adjustment of the positions of the two fixed plates 51 , and then facilitate the positioning of the pile foundation.

[0031] Figure 2 As shown, the positioning plate 59 is an arc-shaped structure.

[0032] Each of the connection blocks 53 has a clamping block 57 at the bottom and a clamping slot 58 at the top; adjacent connection blocks 53 are connected by the clamping block 57 and the clamping slot 58, so as to facilitate the positioning according to the height of the pile foundation.

[0033] The use principle of the present application is as follows: when in use, the present device is first placed on the top of the pile foundation pit, the base 1 is leveled by the level meter 6, and the two second hydraulic cylinders 41 in the support assembly 4 are started, and the two second hydraulic rods push the limit plates 43 to move, and the limit plates 43 slide along the guide rods 42 through the guide grooves 44, and the two limit plates 43 are pressed against the outside of the pile foundation, and then the pile foundation is fixed in the cavity 3, and then, according to the height of the pile foundation, a plurality of connecting blocks 53 are sequentially placed along the placement grooves 52 inside the fixing plates 51, and the adjacent two The connecting blocks 53 are fixed by the cooperation of the clamping block 57 and the clamping groove 58, and then the knob 56 is turned, and the knob 56 drives the screw rod 54 and the positioning plate 59 to move toward the side wall of the pile foundation, and the first hydraulic cylinder 32 is started. The first hydraulic cylinder 32 pushes the movable block 33 to move along the slide groove 31, and the movable block 33 drives the slider 35 to slide along the guide rail 34. The two fixed plates 51 drive the positioning plate 59 to approach the pile foundation, so as to facilitate the construction of pile foundations of various specifications, facilitate the precise positioning of the pile foundation, and improve the applicability and versatility of the positioning device.

[0034] The utility model is not limited to the above-mentioned embodiments. Any changes in shape or structure are within the protection scope of the utility model. The protection scope of the utility model is defined by the attached claims. Those skilled in the art can make various changes or modifications to these embodiments without departing from the principle and essence of the utility model, but these changes and modifications are within the protection scope of the utility model.

Claims

1. An adjustable pile foundation positioning device, comprising a base (1) and adjustable support legs (2) fixedly connected to the bottom surface of the base (1) at four sides, characterized in that: The center of the base (1) is a cavity (3), and two sides of the cavity (3) are provided with slide grooves (31). The positioning assembly (5) is slidably installed in the slide grooves (31) through a sliding member, and the positioning assembly (5) is adjustably in contact with the upper part of the pile foundation; and the other two opposite sides of the cavity (3) are slidably installed with support assemblies (4), and the support assembly (4) is adjustably in contact with the bottom of the pile foundation; the level (6) is installed on the outer wall of the base (1).

2. An adjustable pile foundation positioning device as claimed in claim 1, characterized in that: The support assembly (4) comprises a second hydraulic cylinder (41), a guide rod (42), a limit plate (43) and a guide groove (44); the second hydraulic cylinder (41) is mounted on the inner walls of both sides of the cavity (3), the limit plate (43) is mounted on the output end of the second hydraulic cylinder (41), the guide rod (42) is mounted on the inner wall of the cavity (3), and the guide rod (42) and the guide groove (44) provided on the limit plate (43) are slidably matched.

3. An adjustable pile foundation positioning device as claimed in claim 2, characterized in that: The limiting plate (43) has an arc-shaped structure.

4. The adjustable pile foundation positioning device according to claim 1, characterized in that: The positioning assembly (5) comprises a fixing plate (51), the fixing plate (51) having a placement groove (52) formed thereon, a plurality of connection blocks (53) being installed in the placement groove (52); a clamping groove (58) being formed on the bottom surface of the placement groove (52); the clamping groove (58) being clamped and connected with a clamping block (57) at the bottom of the lowest connection block (53); the connection block (53) being threadedly connected with a screw rod (54); a knob (56) being installed on the outer side of the screw rod (54) and a positioning plate (59) being installed on the inner side; the positioning plate (59) being in contact with the upper part of the pile foundation.

5. An adjustable pile foundation positioning device as claimed in claim 4, characterized in that: The lower end of the fixed plate (51) is fixedly connected to the slider (35), the slider (35) is slidably connected to a guide rail (34) installed on the surface of the base (1), the lower end of the slider (35) is fixedly connected to a movable block (33) slidably arranged in the slide groove (31); and the movable block (33) is fixedly connected to an output end of a first hydraulic cylinder (32) installed in the slide groove (31).

6. An adjustable pile foundation positioning device as claimed in claim 4, characterized in that: The positioning plate (59) has an arc-shaped structure.

7. An adjustable pile foundation positioning device as claimed in claim 4, characterized in that: Each of the connection blocks (53) is provided with a clamping block (57) at the bottom and a clamping slot (58) at the top; adjacent connection blocks (53) are connected by clamping the clamping blocks (57) and the clamping slots (58).

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