阅读说明：本技术 一种灌注桩的施工装置 (Construction device for cast-in-place pile ) 是由 黄健 应建伟 陈巧慧 于 2020-06-08 设计创作，主要内容包括：本发明涉及一种灌注桩的施工装置,包括钻机,所述钻机上设有可沿竖直方向升降的输出轴,所述输出轴转动连接在钻机上,所述输出轴的端部上安装有清障筒,所述清障筒的一端可拆卸地安装在输出轴上,清障筒的另一端为敞口设置,清障筒的敞口端面上设有若干刃部,清障筒的内侧壁上安装有遮挡件,所述遮挡件靠近刃部,所述遮挡件和清障筒的内侧壁配合在清障筒的敞口上分割出若干通道。在钻机驱动清障筒转动时,刃部能够对桩孔内的石块进行切割,清障筒的转动和下降均会对切割下的石块产生挤压力,而石块的反作用力顶开遮挡件,使石块通过通道进入到清障筒的内部,清障筒在切割完成后还能够将切割下的石块带出桩孔。(The invention relates to a construction device of a cast-in-place pile, which comprises a drilling machine, wherein an output shaft capable of lifting in the vertical direction is arranged on the drilling machine, the output shaft is rotatably connected to the drilling machine, an obstacle clearing barrel is arranged at the end part of the output shaft, one end of the obstacle clearing barrel is detachably arranged on the output shaft, the other end of the obstacle clearing barrel is arranged in an open manner, a plurality of cutting parts are arranged on the open end surface of the obstacle clearing barrel, a shielding part is arranged on the inner side wall of the obstacle clearing barrel, the shielding part is close to the cutting parts, and the shielding part and the inner side wall of the obstacle clearing barrel are matched with each other to divide a. When a rig drive obstacles removing section of thick bamboo rotates, the cutting part can be cut the downthehole stone of stake, and the rotation of an obstacles removing section of thick bamboo all can produce the extrusion force to the stone under the cutting with descending, and the reaction force of stone backs down the shielding piece, makes the stone enter into the inside of an obstacles removing section of thick bamboo through the passageway, and an obstacles removing section of thick bamboo can also take out the stake hole with the stone of cutting after the cutting is accomplished.)

1. The utility model provides a construction equipment of bored concrete pile, includes rig (1), be equipped with output shaft (11) that can follow vertical direction lift on rig (1), output shaft (11) rotate to be connected on rig (1), its characterized in that: install a barrel of obstacles removing (2) on the tip of output shaft (11), the one end detachably of a barrel of obstacles removing (2) is installed on output shaft (11), and the other end of a barrel of obstacles removing (2) is uncovered setting, is equipped with a plurality of cutting parts (3) on the opening end face of a barrel of obstacles removing (2), installs the shielding piece on the inside wall of a barrel of obstacles removing (2), the shielding piece is close to cutting part (3), the inside wall cooperation of shielding piece and a barrel of obstacles removing (2) cuts apart a plurality of passageways on the uncovered of a barrel of obstacles removing (2).

2. A cast-in-place pile construction apparatus as claimed in claim 1, wherein: the shielding piece is a U-shaped steel wire rope (4), the steel wire rope (4) is provided with a plurality of steel wire ropes, the two ends of each steel wire rope (4) are fixed on the inner side wall of the obstacle clearing barrel (2), the arc-shaped middle part of each steel wire rope (4) faces the center of the obstacle clearing barrel (2) along the axial direction, and the steel wire ropes (4) are evenly distributed around the center shaft of the obstacle clearing barrel (2).

3. A cast-in-place pile construction apparatus as claimed in claim 2, wherein: the end parts of the adjacent steel wire ropes (4) are fixed on the inner wall of the obstacle clearing barrel (2) in a staggered manner along the circumferential direction of the obstacle clearing barrel (2).

4. A cast-in-place pile construction apparatus as claimed in claim 1, wherein: the shielding piece comprises a frame (5), a plurality of expansion plates (8) and a driving assembly (7), a plurality of channels are formed in the frame (5), the expansion plates (8) correspond to the channels one to one, the expansion plates (8) are intercepted on the corresponding channels, and the driving assembly (7) controls the expansion plates (8) to extend or contract.

5. A cast-in-place pile construction apparatus as claimed in claim 4, wherein: expansion plate (8) constitute including fixed part (81), movable part (83) and a plurality of intermediate part, fixed part (81) are fixed on frame (5), movable part (83) sliding connection is on frame (5), and a plurality of intermediate parts swing joint is in proper order between movable part (83) and fixed part (81), drive assembly (7) are used for driving movable part (83) to keep away from or are close to corresponding fixed part (81).

6. A cast-in-place pile construction apparatus as claimed in claim 4, wherein: the drilling machine is characterized in that a baffle (6) is arranged on one side, deviating from an output shaft (11) of the drilling machine (1), of the frame (5), an accommodating cavity is formed between the baffle (6) and the frame (5), and the driving assembly (7) is installed in the accommodating cavity.

7. A cast-in-place pile construction apparatus as claimed in claim 5, wherein: the thickness of the middle part is gradually reduced from one side close to the fixing part (81) to one side close to the movable part (83), and grooves for accommodating the adjacent middle parts are formed in the side surface of the middle part facing the movable part (83).

8. A cast-in-place pile construction apparatus as claimed in claim 7, wherein: all seted up spout (84) on the outer wall of intermediate part, all seted up slider (85) on the recess inner wall of intermediate part, slider (85) sliding connection is in spout (84) of adjacent intermediate part.

9. A cast-in-place pile construction apparatus as claimed in claim 5, wherein: the driving assemblies (7) are multiple, the driving assemblies (7) correspond to the telescopic plates (8) one by one, and the driving assemblies (7) respectively control the corresponding movable parts (83) to slide on the frame (5).

Technical Field

The invention relates to the technical field of building construction, in particular to a construction device of a cast-in-place pile.

Background

The cast-in-place pile system is a pile formed by forming a pile hole in foundation soil through mechanical drilling, steel pipe soil extrusion or manual excavation and the like on an engineering site, placing a reinforcement cage and cast-in-place concrete in the pile hole, and the cast-in-place pile can be divided into a immersed tube cast-in-place pile, a cast-in-place pile and a cast-in-place pile according to different hole forming methods.

The cast-in-situ bored pile is widely applied to foundation construction due to the advantages of high construction efficiency, high drilling speed, low cost, small occupied area and the like. However, for geology with more broken stones and stones, such as drilling in the topography of volcanic rhyolite, the problems of difficult hole forming, drill bit damage and the like often occur, the construction efficiency is affected, and improvement is needed.

Disclosure of Invention

Aiming at the defects in the prior art, the invention aims to provide a construction device of a cast-in-place pile, which has the function of clearing obstacles such as broken stones and stones.

The above object of the present invention is achieved by the following technical solutions: the utility model provides a bored concrete pile's construction equipment, includes the rig, be equipped with the output shaft that can follow vertical direction and go up and down on the rig, the output shaft rotates to be connected on the rig, install the section of thick bamboo that hinders of clearing up on the tip of output shaft, the one end detachably of the section of thick bamboo that hinders of clearing up installs on the output shaft, and the other end of the section of thick bamboo that hinders of clearing up is uncovered setting, is equipped with a plurality of cutting parts on the opening end face of the section of thick bamboo that hinders of clearing up, installs the shielding member on the inside wall of the section of thick bamboo that hinders of clearing up, the shielding member is close to the cutting.

Through adopting above-mentioned technical scheme, when a rig drive obstacles removing section of thick bamboo rotates, the cutting part can cut the downthehole stone of stake, and the rotation of an obstacles removing section of thick bamboo all can produce the extrusion force to the stone under the cutting with descending, and the reaction force of stone backs up the shielding piece, makes the stone enter into the inside of an obstacles removing section of thick bamboo through the passageway, and an obstacles removing section of thick bamboo can also take out the stake hole with the stone of cutting after the cutting is accomplished.

The present invention in a preferred example may be further configured to: the shielding piece is a U-shaped steel wire rope, the steel wire ropes are provided with a plurality of steel wire ropes, two ends of each steel wire rope are fixed on the inner side wall of the obstacle clearing barrel, the arc-shaped middle part of each steel wire rope faces the center of the obstacle clearing barrel along the axial direction, and the steel wire ropes are uniformly distributed around the central shaft of the obstacle clearing barrel.

Through adopting above-mentioned technical scheme, whole clearance barrier section of thick bamboo's simple structure, easy preparation can utilize the waste material of job site to carry out machine-shaping. And wire rope all has better toughness, and the stone leads to wire rope deformation back in getting into the section of thick bamboo of removing obstacles, and wire rope can resume fast to play the effect of the interior stone of support section of thick bamboo of removing obstacles.

The present invention in a preferred example may be further configured to: the end parts of the adjacent steel wire ropes are fixed on the inner wall of the obstacle clearing barrel in a staggered manner along the circumferential direction of the obstacle clearing barrel.

Through adopting above-mentioned technical scheme, when single wire rope atress, wire rope can share adjacent wire rope with power on, reduces single wire rope's atress, reduces wire rope and takes place serious deformation and lead to the condition appearance that wire rope damaged to improve the support of whole wire rope to the stone in the section of thick bamboo of removing obstacles, improve the holding capacity of a section of thick bamboo of removing obstacles to the stone.

The present invention in a preferred example may be further configured to: the shielding piece comprises a frame, a plurality of telescopic plates and a driving assembly, a plurality of channels are formed in the frame, the plurality of telescopic plates correspond to the channels one to one, the telescopic plates are intercepted on the corresponding channels, and the driving assembly controls the telescopic plates to extend or contract.

By adopting the technical scheme, when the telescopic plate is contracted, the shielding area of the telescopic plate for the channel is reduced, and stones can enter the obstacle clearing barrel through the channel; and when the expansion plate extends, the expansion plate enlarges the shielding area of the channel, and the stone in the obstacle clearing barrel is not easy to fall out from the obstacle clearing barrel.

The present invention in a preferred example may be further configured to: the expansion plate comprises a fixed part, a movable part and a plurality of middle parts, the fixed part is fixed on the frame, the movable part is connected to the frame in a sliding mode, the middle parts are sequentially connected between the movable part and the fixed part in a movable mode, and the driving assembly is used for driving the movable part to be far away from or close to the corresponding fixed part.

Through adopting above-mentioned technical scheme, the expansion plate adopts the fixed (fixed part promptly) one end activity (the movable part promptly) of one end mode interception on the passageway, and drive assembly only needs the removal of control movable part can control the expansion plate whether continue the interception on corresponding passageway, more convenient control.

The present invention in a preferred example may be further configured to: the side of the frame, which is far away from the output shaft of the drilling machine, is provided with a baffle plate, an accommodating cavity is formed between the baffle plate and the frame, and the driving assembly is arranged in the accommodating cavity.

Through adopting above-mentioned technical scheme, drive assembly is close to the expansion plate, conveniently drives the expansion plate and removes to drive assembly does not occupy the inner chamber space that a obstacles removing section of thick bamboo is used for placing the stone, guarantees the acquireing stone as much as possible of being under construction at every turn.

The present invention in a preferred example may be further configured to: the thickness of the middle part is gradually reduced from one side close to the fixed part to one side close to the movable part, and a groove for accommodating the adjacent middle part is formed in the side surface of the middle part facing the movable part.

Through adopting above-mentioned technical scheme, the intermediate part that thickness is little can accomodate the big adjacent intermediate part of thickness when following the movable part shrink, reduces the space that occupies to can strengthen the overall structure intensity of expansion plate, reduce and receive too big pressure and lead to deformation when the cutting stone.

The present invention in a preferred example may be further configured to: the outer wall of the middle part is provided with sliding grooves, the inner wall of each groove of the middle part is provided with sliding blocks, and the sliding blocks are connected in the sliding grooves of the adjacent middle parts in a sliding mode.

By adopting the above technical means, the movement of the intermediate portion is restricted, and the intermediate portion can be moved in a predetermined direction, so that the intermediate portion having a large thickness completely houses the adjacent intermediate portions having a small thickness.

The present invention in a preferred example may be further configured to: the driving components are in one-to-one correspondence with the telescopic plates and respectively control the corresponding movable parts to slide on the frame.

Through adopting above-mentioned technical scheme, when the stone card was between frame and movable part, corresponding drive assembly can only order about the movable part and step up the stone, and drive assembly on the other positions can normally work, and mutual noninterference strengthens the interception ability to the stone.

In summary, the invention includes at least one of the following beneficial technical effects:

1. the obstacle clearing barrel is arranged to cut hard stones so as to facilitate normal drilling work, protect a drill bit and improve the working efficiency;

2. through setting up the shielding piece, can allow the stone that the cutting got off to get into the section of thick bamboo of removing obstacles when the cutting stone, and can hinder the stone again and fall out in the section of thick bamboo of removing obstacles when the section of thick bamboo of removing obstacles rises.

Drawings

FIG. 1 is a schematic view of the overall structure;

FIG. 2 is a schematic view of the construction of the barrier clearing barrel;

FIG. 3 is a schematic view of the construction of a shield according to a first embodiment;

FIG. 4 is a schematic view of the structure of the shield according to the second embodiment;

FIG. 5 is a schematic structural view of a retractable plate according to a second embodiment;

FIG. 6 is a schematic structural diagram of a driving assembly according to a second embodiment;

fig. 7 is an enlarged schematic view of a portion a in fig. 6.

In the figure, 1, a drilling machine; 11. an output shaft; 2. a barrier removal cylinder; 21. a cover plate; 3. a blade part; 4. a wire rope; 5. a frame; 51. a frame; 511. an arc-shaped slot; 52. a cross beam; 521. a slot; 6. a baffle plate; 7. a drive assembly; 71. a micro motor; 72. a rack; 73. a gear; 74. a rotating shaft; 8. a retractable plate; 81. a fixed part; 821. a first intermediate portion; 822. a second intermediate portion; 83. a movable portion; 831. a bump; 84. a chute; 85. a slide block.

Detailed Description

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