Building pile body structure

Abstract

The utility model relates to the technical field of building engineering, and discloses a building pile body structure which comprises a pile body, a pile head fixing assembly is arranged on the pile body and used for enabling a pile head to be firmly installed underground, and a pile body hoop head in the pile head fixing assembly is fixedly connected to the lower end of the pile body. The pile body hoop head is fixedly connected with a plurality of rotating shaft blocks, the rotating plates can be opened outwards under the action of the conical surface of the upper end of the conical pile head, the opened rotating plates can apply pressure to external soil, and therefore the rotating plates can be firmly fixed to the ground under the counter-acting force of the rotating plates; the situation that in a traditional mode, pile body construction can be limited and influenced by geological conditions, for example, different types of soil such as soft soil and hard soil can need different construction methods and fixing structures is avoided, the novel pile body structure is fixed through opening of the rotating plate and the counter-acting force of the soil, the novel pile body structure can adapt to various different geological conditions, and the construction efficiency is improved. And the influence of geological conditions on construction is reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of building engineering, concretely is a building pile body structure. BACKGROUND

[0002] In the construction industry, pile body structure as a kind of vital basic construction mode is widely used in the foundation reinforcement and support of various buildings, however, traditional pile body construction mode is indeed faced with many challenges when facing complex geological conditions, usually, construction team will use pile driver to drive pile body (such as precast pile, cast-in-place pile etc.) into the ground specified depth, this process needs accurate measurement and positioning to ensure that the position and depth of pile body meet the design requirements, then, in order to enhance the bonding force between pile body and soil, construction team will adopt grouting, grouting etc., grouting is to inject cement slurry or other chemical slurry into the gap between pile body and soil by pressure, so that it forms a solid whole after solidification, and grouting is to inject slurry (such as cement slurry, cement mortar etc.) with certain fluidity into the soil around pile body through pipeline or other ways to fill the gap and enhance the bearing capacity of soil.

[0003] However, although traditional pile body construction mode can meet the foundation reinforcement demand of building to some extent, it still has some obvious limitations, especially in, traditional pile body construction usually relies on pile driver to drive pile body into the ground specified depth, and then enhances the bonding force between pile body and soil through grouting, grouting etc. to achieve fixed effect, however, this method not only has long construction period and high cost, but also in some special geological conditions, such as soft soil layer or area containing a large amount of underground water, its fixed effect is often difficult to guarantee, which is not conducive to construction efficiency, so a building pile body structure is needed. CONTENT OF THE UTILITY MODEL

[0004] (I) technical problem solved

[0005] In view of the deficiencies of prior art, the utility model provides a building pile body structure to solve the problem that pile body construction in traditional mode is restricted and influenced by geological conditions, such as different types of soil like soft soil and hard soil needing different construction methods and fixed structures.

[0006] (II) technical scheme

[0007] To achieve the above object, the utility model provides the following technical scheme: a building pile body structure, including pile body, pile head fixed assembly is arranged on the pile body, the pile head fixed assembly is used for enabling the pile head to be firmly installed underground, the pile head fixed assembly includes pile body hoop, rotating plate, fixed rod, conical pile head, motor, nut block, fixed block, dovetail sliding block, connecting rod and screw rod;

[0008] The pile body hoop head is fixedly connected to the lower end of the pile body, and a plurality of rotating shaft blocks are fixedly connected to the pile body hoop head.

[0009] Preferably, the upper surface of the tapered pile head is provided with a plurality of dovetail grooves, the upper end of the tapered pile head is a tapered surface, and the dovetail sliding blocks are slidingly connected in the plurality of dovetail grooves.

[0010] Preferably, the dovetail sliding blocks are adapted to the rotating plates, and the side of the dovetail sliding blocks close to the center of the tapered pile head is provided with a movable groove, and a fixed rotating shaft is fixedly connected in the movable groove.

[0011] Preferably, the corresponding connecting rods are rotatingly connected to the outer surfaces of the fixed rotating shafts, and the motor is fixedly installed on the tapered pile head.

[0012] Preferably, the screw rod is fixedly sleeved on the outer surface of the output shaft of the motor, and the lower surface of the nut block is fixedly connected with a plurality of fixed blocks.

[0013] Preferably, the ends of the connecting rods away from the dovetail sliding blocks are rotatingly connected between the corresponding two fixed blocks, and the nut block is threadedly sleeved on the outer surface of the screw rod.

[0014] Preferably, the upper end of the screw rod is rotatingly connected with a connecting block, and a plurality of fixed rods are fixedly connected between the pile body hoop head and the connecting block.

[0015] (Three) beneficial effects

[0016] Compared with the prior art, the building pile body structure has the following beneficial effects:

[0017] 1. The building pile body structure can apply pressure to the external soil through the opened rotating plates when the pile body is driven into the ground to a specified height by a pile driver, so that the rotating plates are firmly fixed to the ground bottom under the reaction force, thereby avoiding the limitation and influence of geological conditions on the construction of the pile body in the traditional way, such as different types of soil like soft soil and hard soil requiring different construction methods and fixing structures, and the new pile body structure can adapt to various geological conditions and reduce the influence of geological conditions on the construction by opening the rotating plates and the reaction force of the soil.

[0018] 2. The building pile body structure can make the concrete in the pile body flow out to the inner wall of the pile hole through the gap between the opened rotating plates by pouring the concrete into the pile body, so that the concrete can be formed in the pile hole, thereby enabling the final concrete pile body to have strong anti-inversion and improving the use stability of the pile body. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1The overall structure schematic view of the utility model;

[0020] Figure 2 The pile body hoop head structure schematic view of the utility model;

[0021] Figure 3 The utility model Figure 2 The enlarged view of A in the middle;

[0022] Figure 4 The connecting rod structure schematic view of the utility model.

[0023] In the figure: 1, pile body; 2, pile body hoop head; 3, rotating shaft block; 4, rotating plate; 5, fixed rod; 6, connecting block; 7, conical pile head; 8, motor; 9, screw rod; 10, nut block; 11, fixed block; 12, dovetail groove; 13, dovetail sliding block; 14, movable slot; 15, fixed rotating shaft; 16, connecting rod. Specific implementation

[0024] The technical scheme in the embodiments of the utility model will be clearly and completely described in combination with the drawings in the embodiments of the utility model, and obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments, and all other embodiments obtained by the person skilled in the art without creative labor based on the embodiments in the utility model belong to the protection scope of the utility model.

[0025] Please refer to Figures 1-4 The utility model provides a new technical scheme: a building pile body structure, including pile body 1, the pile head fixed assembly is provided on pile body 1, the pile head fixed assembly is used for enabling the pile head to be firmly installed underground, and the pile head fixed assembly includes pile body hoop head 2, rotating plate 4, fixed rod 5, conical pile head 7, motor 8, nut block 10, pile body 1, dovetail sliding block 13, connecting rod 16 and screw rod 9.

[0026] The pile body hoop head 2 in the pile head fixed assembly is fixedly connected at the lower end of the pile body 1, and a plurality of rotating shaft blocks 3 are fixedly connected to the pile body hoop head 2; a plurality of rotating plates 4 are respectively rotatably connected to the corresponding rotating shaft blocks 3.

[0027] Further, the upper surface of the conical pile head 7 is provided with a plurality of dovetail grooves 12, the upper end of the conical pile head 7 is a conical surface, and the dovetail sliding blocks 13 are respectively slidably connected in the plurality of dovetail grooves 12.

[0028] Further, the dovetail sliding blocks 13 and the rotating plates 4 are matched, and the side of the dovetail sliding blocks 13 close to the central position of the conical pile head 7 is provided with a movable slot 14, and the movable slot 14 is fixedly connected with a fixed rotating shaft 15.

[0029] Further, the corresponding connecting rods 16 are respectively rotatably connected to the outer surface of the fixed rotating shaft 15, and the motor 8 is fixedly installed on the conical pile head 7.

[0030] Further, the screw rod 9 is fixedly sleeved on the outer surface of the output shaft of the motor 8, and the lower surface of the nut block 10 is fixedly connected with a plurality of pile bodies 1.

[0031] Further, the connecting rod 16 is rotatably connected between the corresponding two pile bodies 1 away from the dovetail sliding block 13, and the nut block 10 is threadedly sleeved on the outer surface of the screw rod 9.

[0032] Further, the upper end of the screw rod 9 is rotatably connected with the connecting block 6, and a plurality of fixed rods 5 are fixedly connected between the pile body hoop 2 and the connecting block 6.

[0033] Further, when the pile body 1 is driven into the ground to a specified height by the pile driver, the motor 8 is started, the output shaft of the motor 8 can drive the screw rod 9 on it to rotate, when the screw rod 9 rotates, it can drive the nut block 10 to move up and down, the upward moving nut block 10 can drive the plurality of connecting rods 16 on it to move through the plurality of pile bodies 1, when the connecting rod 16 moves, it can drive the plurality of dovetail sliding blocks 13 on it to move towards the center along the axis direction of the dovetail groove 12, until the dovetail sliding block 13 is completely retracted into the dovetail groove 12, at this time, the lower end of the rotating plate 4 has no support, and then the pile driver continues to hit the pile body hoop 2 downward, which makes the plurality of rotating plates 4 continue to move downward until they contact the upper end of the conical pile head 7, so that the rotating plate 4 can be opened outward under the action of the upper end of the conical pile head 7, the opened rotating plate 4 can apply pressure to the external soil, so that the rotating plate 4 can be firmly fixed to the ground by the reaction force, avoiding the limitation and influence of the traditional pile construction method by geological conditions, such as different types of soil such as soft soil and hard soil, which require different construction methods and fixing structures, while the new pile structure can adapt to various geological conditions by the opening of the rotating plate 4 and the reaction force of the soil, reducing the influence of geological conditions on construction.

[0034] Further, then the pile body 1 is filled with concrete, the concrete entering the pile body hoop 2 can flow out to the inner wall of the pile hole through the gap between the opened rotating plate 4, so that the concrete can be formed in the pile hole, which can make the final concrete pile have strong anti-deformation, improving the use stability of the pile body 1.

[0035] Structure description:

[0036] Pile body 1: The pile body 1 is used to bear the impact of the pile driver, and a plurality of pile bodies 1 can be connected and assembled to adapt to different installation conditions.

[0037] Rotating plate 4: used for opening and fixing on the ground.

[0038] Fixed rod 5: The fixed rod 5 is used to connect the support cone pile head 7.

[0039] Connecting block 6: The connecting block 6 is used to connect a plurality of fixed rods 5.

[0040] Cone pile head 7: The cone pile head 7 is used to be driven into the ground.

[0041] Motor 8: The motor 8 is used to provide power for the movement of the dovetail groove 12.

[0042] Screw rod 9: The screw rod 9 is used to drive the nut block 10 to move.

[0043] Nut block 10: The nut block 10 is used to drive the pile body 1 and the upper end of the connecting rod 16 to move up and down.

[0044] Pile body 1: The pile body 1 is used to connect a plurality of connecting rods 16.

[0045] Dovetail groove 12: The dovetail groove 12 is used to limit the sliding of the dovetail slider 13.

[0046] Dovetail slider 13: Used to support the rotating plate 4.

[0047] Movable slot 14: Used to provide installation space for the fixed rotating shaft 15 and the connecting rod 16.

[0048] Connecting rod 16: The connecting rod 16 is used to drive the dovetail slider 13 to move.

[0049] 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.

Claims

1. A building pile structure, characterized in that: The pile includes a pile body (1), on which a pile head fixing assembly is provided. The pile head fixing assembly is used to ensure that the pile head can be firmly installed in the ground. The pile head fixing assembly includes a pile body hoop (2), a rotating plate (4), a fixing rod (5), a conical pile head (7), a motor (8), a nut block (10), a fixing block (11), a dovetail slider (13), a connecting rod (16), and a screw (9). The pile head fixing assembly has a pile hoop (2) fixedly connected to the lower end of the pile body (1). Multiple rotating shaft blocks (3) are fixedly connected to the pile head hoop (2), and multiple rotating plates (4) are rotatably connected to the corresponding rotating shaft blocks (3).

2. The building pile structure according to claim 1, characterized in that: The upper surface of the conical pile head (7) is provided with multiple dovetail grooves (12), the upper end of the conical pile head (7) is a conical surface, and the dovetail slider (13) is slidably connected in the multiple dovetail grooves (12).

3. A building pile structure according to claim 2, characterized in that: The dovetail slider (13) is adapted to the rotating plate (4). The side of the dovetail slider (13) near the center of the conical pile head (7) is provided with a movable groove (14), and a fixed rotating shaft (15) is fixedly connected in the movable groove (14).

4. A building pile structure according to claim 3, characterized in that: The corresponding connecting rods (16) are rotatably connected to the outer surface of the fixed rotating shaft (15), and the motor (8) is fixedly installed on the conical pile head (7).

5. A building pile structure according to claim 1, characterized in that: The screw (9) is fixedly sleeved on the outer surface of the output shaft of the motor (8), and multiple fixing blocks (11) are fixedly connected to the lower surface of the nut block (10).

6. A building pile structure according to claim 5, characterized in that: The end of the connecting rod (16) away from the dovetail slider (13) is rotatably connected between the two corresponding fixed blocks (11), and the nut block (10) is threaded onto the outer surface of the screw (9).

7. A building pile structure according to claim 6, characterized in that: The upper end of the screw (9) is rotatably connected to a connecting block (6), and multiple fixing rods (5) are fixedly connected between the pile head (2) and the connecting block (6).

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