CN210857222U

CN210857222U - Pile machine

Info

Publication number: CN210857222U
Application number: CN201921674089.4U
Authority: CN
Inventors: 马浩; 王国铨
Original assignee: Zhejiang Jianghe Construction Co ltd
Current assignee: Zhejiang Jianghe Construction Co ltd
Priority date: 2019-10-08
Filing date: 2019-10-08
Publication date: 2020-06-26
Anticipated expiration: 2029-10-08

Abstract

The utility model relates to a pile machine, which comprises an anti-pulling frame and a hydraulic cylinder fixed on the anti-pulling frame; the hydraulic cylinder is vertically arranged, and a force application plate horizontally arranged is fixed at the bottom of the hydraulic cylinder; and a pile cap is additionally arranged on the anti-pulling frame and is arranged along the vertical direction in a sliding manner. The utility model is provided with the pile cap to homogenize the acting force on the top of the precast pile, thereby reducing the probability of the top of the precast pile being broken; meanwhile, the movement direction of the precast pile can be limited, and the pile pressing quality is improved.

Description

Pile machine

Technical Field

The utility model belongs to the technical field of the technique of pile foundation construction and specifically relates to a stake machine is related to.

Background

In the pile foundation construction process, in order to accelerate the construction progress, can choose for use the precast pile often to construct the pile foundation. The precast pile is mainly divided into a round pipe pile, a round pile and a square pile. In the precast pile work progress, need utilize the stake machine to squeeze into the precast pile soil layer below to the precast pile who need guarantee to squeeze into is along vertical.

The Chinese patent with the grant publication number CN 205934925U discloses a pile machine, which comprises a press machine main body and a chuck; the clamping head is connected to the main body of the press machine through a pin shaft; the press machine main body comprises an upper machine body, a sliding seat, a base and a fixing clamp; the fixing clamp is connected with the base, the base is connected with the sliding seat, and the upper machine body is arranged on the sliding seat; the upper machine body is provided with a mounting hole and a controller, and the mounting hole is used for connecting other parts; the chuck comprises a protection mechanism, a hydraulic mechanism and a clamping mechanism.

The above prior art solutions have the following drawbacks: the precast pile is positioned in a clamping mode, and acting force applied to the periphery of the top of the precast pile is large. After carrying out a lot of pile pressing, can lead to the broken condition of precast pile top concrete, be unfavorable for the pile pressing in later stage.

Disclosure of Invention

The utility model aims at providing a stake machine has reached the effect that improves the efficiency of construction.

The above object of the present invention is achieved by the following technical solutions:

a pile machine comprises an anti-pulling frame and a hydraulic cylinder fixed on the anti-pulling frame; the hydraulic cylinder is vertically arranged, and a force application plate horizontally arranged is fixed at the bottom of the hydraulic cylinder; a pile cap is additionally arranged on the anti-pulling frame and is arranged in a vertical sliding mode; the pile cap comprises a fixed plate and a limiting plate vertically fixed on the fixed plate; the two limiting plates are arranged on the fixing plate and are perpendicular to each other; the fixed plate is also provided with an adjusting assembly, and the adjusting assembly is arranged corresponding to each limiting plate; the adjusting assembly comprises a positioning plate, a bolt penetrating through the positioning plate and a moving plate fixed on the bolt; the positioning plates are arranged in parallel to the corresponding limiting plates, and the bolts are in threaded fit with the positioning plates; the moving plate is arranged in parallel to the positioning plate; the movable plate is fixed at one end, facing the limiting plate, of the bolt, and the movable plate is rotatably connected with the bolt through a bearing; the two moving plates are arranged at intervals.

Through adopting above-mentioned technical scheme, when needs are pressed the stake to the precast pile, cup joint the pile cap in the top of precast pile earlier, then utilize the pneumatic cylinder to exert decurrent effort to the pile cap for inside the precast pile enters into the soil layer gradually. Because the effort that the pneumatic cylinder was applyed transmits for the precast pile through the pile cap to the effort that the precast pile top received will be more even, thereby has reduced the broken probability in pile top of precast pile.

Simultaneously, because the effort that the precast pile received is more even to the pile cap is along vertical sliding connection on resistance to plucking frame, can hit the condition of beating the in-process off normal and appear in the east memorability restriction of precast pile, can reduce the precast pile, thereby improved the efficiency of piling.

Because different precast piles have different sections, the precast piles are lifted firstly to be perpendicular to the surface of the soil layer and positioned below the uplift frame. Then move the fixed plate to the pile top of precast pile, the outer wall and two limiting plates of precast pile are contradicted simultaneously. And the bolt is rotated while the moving plate is held, so that the moving plate is close to the precast pile and is abutted against the outer wall of the precast pile. And starting the hydraulic cylinder to apply downward acting force to the pile cap, so that the precast pile moves downwards under the action of the acting force transferred by the pile cap. The arrangement enlarges the application range of the pile cap, so that when the precast piles with different sections are constructed, different pile caps do not need to be replaced. No matter the cross section of the precast pile is square or round, the precast pile can be limited and locked.

The utility model discloses further set up to: the positioning plate and the adjacent limiting plate are integrally arranged.

Through adopting above-mentioned technical scheme, improve the wholeness between limiting plate and the locating plate.

The utility model discloses further set up to: the two limiting plates are arranged at intervals.

Through adopting above-mentioned technical scheme, if lock for square precast pile to the cross-section, stress concentration's problem just means more easily damaged appears in the position at four angles of precast pile more easily. Above-mentioned setting for the position of four angles of precast pile all does not have the restriction, thereby has reduced the probability that stress concentration and damage appear in the position of four angles of precast pile.

The utility model discloses further set up to: the pile cap comprises a fixed plate and four adjusting components fixed on the fixed plate; the adjusting assembly comprises a positioning plate, a bolt penetrating through the positioning plate and a moving plate fixed on the bolt; the four positioning plates are vertically fixed on the fixing plate, adjacent positioning plates are perpendicular to each other and are arranged at intervals, and the four positioning plates surround to form a rectangle; the bolt is in threaded fit with the positioning plate; the moving plate is fixed on one end of the bolt, which faces to the fixed center, and the moving plate and the bolt are rotationally connected through a bearing; the moving plate is arranged in parallel to the positioning plate; and adjacent moving plates are arranged at intervals.

Through adopting above-mentioned technical scheme, according to the precast pile of different cross sections, adjust the position of four locating plates for the center of fixed plate can be close to mutually with the center of precast pile. The center of the fixed plate corresponds to the center of the force applied by the hydraulic cylinder, so that the force applied balance of the precast pile can be improved. In addition, the benefit of adjusting four locating plates simultaneously lies in, need not correspond the precast pile to the specific position of fixed plate, only need with the precast pile correspond to between the four movable plates of fixed plate can. The top of the precast pile is clamped by adjusting the positions of the four movable plates, so that the construction difficulty is reduced, and the construction efficiency is improved.

The utility model discloses further set up to: all the positioning plates are integrally arranged.

Through adopting above-mentioned technical scheme, the wholeness and the structural strength of locating plate have been improved to strengthen the support effect to the removal board, and then the reinforcing is to the spacing effect at precast pile top.

The utility model discloses further set up to: at least two bolts are arranged on each positioning plate.

By adopting the technical scheme, the structural stability of the moving plate in the moving process is improved, and the moving plate can be ensured not to rotate without being held by hands of constructors.

The utility model discloses further set up to: a bottom plate is additionally arranged at the bottom of the anti-pulling frame, and a positioning hole is formed in the middle of the bottom plate; the positioning hole is located under the pile cap, and the size of the positioning hole is larger than that of the pile cap.

Through adopting above-mentioned technical scheme, can carry out rough location to the precast pile to the work of being convenient for afterwards.

To sum up, the utility model discloses a beneficial technological effect does:

the pile cap is arranged to homogenize the acting force on the top of the precast pile, so that the probability of crushing the top of the precast pile is reduced; meanwhile, the movement direction of the precast pile can be limited, and the pile pressing quality is improved;

the movable plate is arranged, so that the size of the corresponding pile cap can be adjusted according to the precast piles with different section sizes, and the application range of the pile cap is expanded; when the precast piles with different sizes are required to be pressed, the pile caps do not need to be detached and replaced properly; the construction efficiency is improved.

Drawings

Fig. 1 is a schematic overall structure diagram of the first embodiment.

Fig. 2 is a schematic bottom view showing the connection between the pile cap and the precast pile when the precast pile with a circular cross section is selected in the first embodiment.

Fig. 3 is a schematic bottom view showing the connection between the pile cap and the precast pile when the precast pile with a square cross section is selected in the first embodiment.

Fig. 4 is a schematic bottom view showing the connection between the pile cap and the precast pile when the precast pile with a circular cross section is selected in the second embodiment.

Fig. 5 is a schematic bottom view showing the connection between the pile cap and the precast pile when the precast pile with a square cross section is selected in the second embodiment.

In the figure, 1, an anti-pulling frame; 11. a connecting beam; 2. a hydraulic cylinder; 21. a force application plate; 3. a connecting plate; 31. a base plate; 311. positioning holes; 4. pile caps; 41. a fixing plate; 42. a limiting plate; 43. an adjustment assembly; 431. positioning a plate; 432. a bolt; 433. moving the plate; 5. and (6) prefabricating the pile.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

The first embodiment is as follows:

referring to fig. 1, for the utility model discloses a pile machine, including resistance to plucking frame 1, be fixed in pneumatic cylinder 2 on the resistance to plucking frame 1 and be fixed in the application of force board 21 on the pneumatic cylinder 2.

The anti-pulling frame 1 is arranged in a shape of a Chinese character 'men', and the cylinder body of the hydraulic cylinder 2 is vertically fixed at the center of the top of the anti-pulling frame 1. According to actual needs, a plurality of hydraulic cylinders 2 can be arranged, and the center of the whole hydraulic cylinders 2 corresponds to the center of the top of the anti-pulling frame 1. The force application plate 21 is horizontally fixed at the bottom of the piston rod of the hydraulic cylinder 2, and the two ends of the force application plate 21 are sleeved on the force application plate 21 without trouble outside the two upright posts of the anti-pulling frame 1, and can be in sliding fit on the anti-pulling frame 1 along the vertical direction.

The bottom of the anti-pulling frame 1 is fixed with a connecting plate 3, and the bottom of the anti-pulling frame 1 is connected into a whole. A bottom plate 31 is fixed at the center of the upper surface of the connecting plate 3, and a positioning hole 311 is formed in the center of the bottom plate 31. The positioning hole 311 is located right below the hydraulic cylinder 2, and the size of the positioning hole 311 is larger than that of the precast pile 5.

In order to protect the top of the precast pile 5, a pile cap 4 is further provided on the uplift frame 1. Pile cap 4 is located right above positioning hole 311, and pile cap 4 size is greater than precast pile 5 and is less than positioning hole 311. Fix through two tie-beams 11 between pile cap 4 and the resistance to plucking frame 1, two equal sliding connection of tie-beam 11 are on resistance to plucking frame 1 for pile cap 4 can be along vertical slip.

Referring to fig. 2 and 3, the pile cap 4 includes a fixing plate 41, two limiting plates 42 and two adjusting assemblies 43. The fixed plate 41 is horizontally fixed between the two connecting beams 11, and the two limit plates 42 are vertically fixed on the lower surface of the fixed plate 41. The two limiting plates 42 are perpendicular to each other, and the end portions of the two limiting plates 42 are arranged at intervals, so that when the two sides of the square precast pile 5 are respectively abutted against the surfaces of the two limiting plates 42, the angle of the precast pile 5 between the two limiting plates 42 is unlimited.

The adjusting assembly 43 is disposed corresponding to the limiting plate 42, and the adjusting assembly 43 includes a positioning plate 431, a bolt 432 disposed through the positioning plate 431, and a moving plate 433 fixed to the bolt 432. The positioning plates 431 are disposed in parallel to the corresponding limiting plates 42. The positioning plate 431 and the adjacent limiting plate 42 are integrally disposed, and the two positioning plates 431 can be integrally disposed or separated from each other, and the embodiment describes the two positioning plates 431 in a separated manner.

Two bolts 432 are provided on the positioning plate 431, and the bolts 432 are screwed to the positioning plate 431. One end of the bolt 432 facing the limiting plate 42 is connected to the moving plate 433, and the bolt 432 is rotatably connected to the moving plate 433 through a bearing. The moving plates 433 are parallel to the corresponding positioning plates 431, and the two moving plates 433 are smaller than the positioning plates 431, so that the two moving plates 433 are spaced apart.

The implementation principle of the embodiment is as follows: the precast pile 5 is lifted and inserted into the positioning hole 311 to be erected. The movable connecting rod puts the fixed plate 41 on top of the precast pile 5, and simultaneously moves the precast pile 5 horizontally so that the exterior of the precast pile 5 abuts against the two limiting plates 42 at the same time. And simultaneously rotating the two bolts 432 on the same movable plate 433 to enable the movable plate 433 to be close to the precast pile 5 and abut against the outer wall of the precast pile 5, and carrying out the same operation on the other movable plate 433. Then, the hydraulic cylinder 2 is activated to drive the force application plate 21 to move downward, so as to apply a downward force to the fixing plate 41 and make the fixing plate 41 transmit the downward force to the precast pile 5, thereby pressing the precast pile 5 into the soil.

Example two:

with reference to fig. 4 and 5, the only difference between the pile driver disclosed in the present invention and the first embodiment is that the structure of the pile cap 4 is different. The helmet 4 includes a fixed plate 41 and four adjustment assemblies 43. The fixed plate 41 is horizontally fixed between the two connection beams 11, and four adjustment assemblies 43 are fixed to the lower surface of the fixed plate 41.

The adjustment assembly 43 includes a positioning plate 431, a bolt 432 disposed through the positioning plate 431, and a moving plate 433 fixed to the bolt 432. The four positioning plates 431 are vertically fixed on the fixing plate 41, and the adjacent positioning plates 431 are perpendicular to each other and are arranged at intervals. The four blocks are integrally arranged, so that a rectangle is formed by the surrounding.

Each positioning plate 431 is provided with two bolts 432, and the bolts 432 are in threaded fit with the positioning plates 431. One end of the bolt 432 facing the limiting plate 42 is connected to the moving plate 433, and the bolt 432 is rotatably connected to the moving plate 433 through a bearing. The moving plates 433 are parallel to the corresponding positioning plates 431, and the size of each moving plate 433 is smaller than that of the positioning plate 431, so that every two adjacent moving plates 433 are spaced.

During construction, the precast pile 5 is lifted and inserted into the positioning hole 311, and then the fixing plate 41 is moved to rest on the top of the precast pile 5, and the positions of the four moving plates 433 are adjusted.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. A pile machine is characterized in that: comprises an anti-pulling frame (1) and a hydraulic cylinder (2) fixed on the anti-pulling frame (1); the hydraulic cylinder (2) is vertically arranged, and a force application plate (21) horizontally arranged is fixed at the bottom of the hydraulic cylinder (2); a pile cap (4) is additionally arranged on the anti-pulling frame (1), and the pile cap (4) is arranged in a vertical sliding mode; the pile cap (4) comprises a fixing plate (41) and a limiting plate (42) which is vertically fixed on the fixing plate (41); the two limiting plates (42) are arranged on the fixing plate (41), and the two limiting plates (42) are arranged vertically; the fixed plate (41) is also provided with an adjusting component (43), and the adjusting component (43) is arranged corresponding to each limiting plate (42); the adjusting assembly (43) comprises a positioning plate (431), a bolt (432) penetrating through the positioning plate (431) and a moving plate (433) fixed on the bolt (432); the positioning plate (431) is arranged in parallel to the corresponding limiting plate (42), and the bolt (432) is in threaded fit with the positioning plate (431); the moving plate (433) is arranged in parallel to the positioning plate (431); the moving plate (433) is fixed to one end, facing the limiting plate (42), of the bolt (432), and the moving plate (433) is rotatably connected with the bolt (432) through a bearing; the two moving plates (433) are arranged at intervals.

2. A piling machine according to claim 1, wherein: the positioning plate (431) and the adjacent limiting plate (42) are integrally arranged.

3. A piling machine according to claim 2, wherein: the two limit plates (42) are arranged at intervals.

4. A piling machine according to claim 1, wherein: the pile cap (4) comprises a fixing plate (41) and four adjusting components (43) fixed on the fixing plate (41); the adjusting assembly (43) comprises a positioning plate (431), a bolt (432) penetrating through the positioning plate (431) and a moving plate (433) fixed on the bolt (432); the four positioning plates (431) are vertically fixed on the fixed plate (41), the adjacent positioning plates (431) are perpendicular to each other and are arranged at intervals, and the four positioning plates (431) surround to form a rectangle; the bolt (432) is in threaded fit with the positioning plate (431); the moving plate (433) is fixed on one end of the bolt (432) facing to the fixed center, and the moving plate (433) is rotatably connected with the bolt (432) through a bearing; the moving plate (433) is arranged in parallel to the positioning plate (431); and the adjacent moving plates (433) are arranged at intervals.

5. The pile machine of claim 4, wherein: all the positioning plates (431) are integrally arranged.

6. A piling machine according to claim 1 or 4, wherein: at least two bolts (432) are arranged on each positioning plate (431).

7. A piling machine according to claim 1, wherein: a bottom plate (31) is additionally arranged at the bottom of the anti-pulling frame (1), and a positioning hole (311) is formed in the middle of the bottom plate (31); the positioning hole (311) is located right below the pile cap (4), and the size of the positioning hole (311) is larger than that of the pile cap (4).