CN216892398U

CN216892398U - Efficient pile foundation pile head integral breaking structure

Info

Publication number: CN216892398U
Application number: CN202121372796.5U
Authority: CN
Inventors: 裴邦付; 程瑶; 邓成焰; 丁帅可
Original assignee: Zhenzhong Construction Group Co ltd
Current assignee: Zhenzhong Construction Group Co ltd
Priority date: 2021-06-21
Filing date: 2021-06-21
Publication date: 2022-07-05
Anticipated expiration: 2031-06-21

Abstract

The utility model discloses an efficient pile foundation pile head integral breaking structure, which belongs to the technical field of building equipment and comprises a frame, wherein the frame comprises a rotating platform, a telescopic arm and a cantilever, a drilling mechanism and a hole opening mechanism are arranged below the cantilever, the drilling mechanism comprises a ring beam, a first oil cylinder and a drill rod, the drill rod is driven by the first oil cylinder, and a plurality of groups of first oil cylinders are arranged on the ring beam; the cantilever and the ring beam are fixedly connected through two parallel vertical beams; the hole opening mechanism comprises a servo motor, a screw rod, a drill bit clamp, a hole opening drill bit and a clamping structure, the servo motor is arranged above the cantilever, the screw rod penetrates through the cantilever, the drill bit clamp is arranged below the screw rod, and the hole opening drill bit is clamped and fixed by the drill bit clamp; the inner side of the upper end of the hole drilling bit is provided with a groove, and the clamping structure is arranged in the groove. The utility model has simple operation and high efficiency, and can well protect the reinforcing steel bars.

Description

Efficient pile foundation pile head integral breaking structure

Technical Field

The utility model relates to the technical field of construction equipment, in particular to an efficient pile foundation pile head integral breaking structure.

Background

In the construction of high floors, deep and long piles are required to be driven into the ground as foundations for the stability of buildings, and the deep and long piles are usually formed by pouring cylindrical long reinforcing cage filling concrete; in the vibrating process of concrete, cement paste returns upwards, so that the strength of a pile head is difficult to ensure, and main ribs in the pile need to be driven out to serve as reinforcing ribs of a bearing platform; when the strength of the cast-in-place pile concrete reaches more than 80% of the designed strength, the pile head can be broken, and the pile head is forbidden to be broken by elutriation, soft breaking and blasting; in the process of breaking the pile head, pile head reinforcing steel bars need to be protected, and the pile head reinforcing steel bars cannot be bent randomly.

The traditional pile head breaking method mainly comprises the steps of breaking hammer striking, manual drilling or pneumatic pick removing and the like, and the traditional pile head breaking method has low working efficiency and high labor cost; in recent years, in order to improve pile breaking efficiency, more and more pile breaking machines are on the market, the pile breaking machines provide pressure for a plurality of oil cylinders of the pile breaking machines through power sources, the oil cylinders directly drive drill rods, simultaneously extrude a pile body and lift the drill rods upwards through external force, and then strip concrete from reinforcing steel bars to cut off pile heads. Therefore, it is necessary to develop a pile breaking mechanism which is simple in operation, efficient and capable of well protecting the reinforcing steel bars.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an efficient pile foundation pile head integral breaking structure which is simple to operate and can well protect reinforcing steel bars.

In order to overcome the defects in the prior art, the utility model adopts the following technical scheme:

an efficient pile foundation pile head integral breaking structure comprises a frame, wherein the frame comprises a rotating table, a telescopic arm and a cantilever, the telescopic arm is arranged above the rotating table, the telescopic arm and the cantilever are integrally arranged, a drilling mechanism and a hole opening mechanism are arranged below the cantilever, the drilling mechanism comprises a ring beam, a first oil cylinder and a drill rod, the drill rod is driven by the first oil cylinder, and a plurality of groups of first oil cylinders are arranged on the ring beam; the cantilever and the ring beam are fixedly connected through two parallel vertical beams; the hole opening mechanism comprises a servo motor, a screw rod, a drill bit clamp, a hole opening drill bit and a clamping structure, the servo motor is arranged above the cantilever, the screw rod is driven by the servo motor, the screw rod penetrates through the cantilever, the drill bit clamp is arranged below the screw rod, and the hole opening drill bit is clamped and fixed by the drill bit clamp; the inner side of the upper end of the hole drilling bit is provided with a groove, and the clamping structure is arranged in the groove.

Further, the clamping structure includes from electric jar and the grip block of taking the telescopic link, the grip block sets up in the recess, the electric jar is fixed the outside of trompil drill bit, the telescopic link of electric jar runs through the trompil drill bit, the grip block is installed on the telescopic link of electric jar.

Further, an inclined surface inclining downwards is arranged below the groove.

Furthermore, a horizontal hydraulic machine is arranged on the vertical beam, the horizontal hydraulic machine comprises an upright post, a lower beam, an upper beam, a sliding block and a second oil cylinder, the lower beam and the upper beam are connected through the upright post, the sliding block is arranged between the lower beam and the upper beam, and the sliding block is driven by the second oil cylinder; the upper beam is fixed on the outer side of the vertical beam, and the lower beam and the sliding block are arranged between the two vertical beams.

Further, a clamping space is arranged between the sliding block and the lower beam, and the hole drilling bit can pass through the clamping space.

The utility model has simple structure, scientific and reasonable design and at least has the following specific advantages:

1. the drill rod is driven by the first oil cylinder to be driven into the pile head to be broken rapidly, and the telescopic arm is pulled upwards slightly to enable the concrete of the pile head to generate a fracture layer.

2. A hole opening mechanism is arranged below the cantilever, a hole opening drill bit on the hole opening mechanism can drill a hole at the concrete position of the pile head to the drilling mechanism through the driving of a servo motor, and the concrete in the hole opening drill bit is clamped away from the pile head through a clamping structure, so that the pile head forms a cavity; the horizontal hydraulic machine is matched with the drilling mechanism to clamp and drill the pile head with the formed cavity, so that the concrete can be quickly separated from the reinforcing steel bar, and the whole process has little damage to the reinforcing steel bar.

3. The downward inclined plane of slope is provided with to the below of recess, can avoid the concrete to remain in the trompil drill bit.

4. The drill rod mechanism and the hole opening mechanism are fixed on the cantilever and can flexibly change positions and angles through the rotating platform and the telescopic boom.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without inventive exercise:

fig. 1 is a schematic structural view of an efficient pile foundation pile head integral breaking structure of the present invention;

FIG. 2 is a schematic illustration of the positional arrangement between the aperture bit and the retaining structure of the present invention;

FIG. 3 is a schematic structural view of the drill mechanism of the present invention;

FIG. 4 is a schematic structural view of the horizontal hydraulic machine of the present invention.

In the drawings: 11-a rotating table; 12-a telescopic arm; 13-a cantilever; 2-a drill rod beating mechanism; 3-a hole opening mechanism; 21-ring beam; 22-a first cylinder; 23-a drill rod; 4-vertical beam; 31-a servo motor; 32-screw rod; 33-a bit holder; 34-a hole opening drill; 35-a groove; 36-an electric cylinder; 37-a clamping plate; 38-bevel; 5-a horizontal hydraulic press; 51-upright post; 52-lower beam; 53-upper beam; 54-a slide block; 55-a second cylinder; 56-clamping space.

Detailed Description

The present invention will be described in detail with reference to the drawings and specific embodiments, which are illustrative of the present invention and are not to be construed as limiting the present invention.

As shown in fig. 1 to 3, an efficient overall pile foundation pile head breaking structure includes a frame, the frame includes a rotating platform 11, a telescopic arm 12 and a cantilever 13, the telescopic arm 12 is disposed above the rotating platform 11, the telescopic arm 12 and the cantilever 13 are integrally disposed, a drilling mechanism 2 and a hole opening mechanism 3 are disposed below the cantilever 13, and the position and angle can be flexibly changed by the rotating platform 11 and the telescopic arm 12; preferably, the rotary table 11 is mounted on a vehicle, more flexibly applied; the drilling mechanism 2 comprises a ring beam 21, first oil cylinders 22 and a drill rod 23, wherein the drill rod 23 is driven by the first oil cylinders 22, and a plurality of groups of the first oil cylinders 22 are arranged on the ring beam 21; the drilling mechanism reserves the existing pile breaking structure, the drill rod can be quickly driven into the pile head to be broken through the driving of the first oil cylinder, and the concrete of the pile head can be broken through slight upward pulling of the telescopic arm.

The cantilever 13 and the ring beam 21 are fixedly connected through two parallel vertical beams 4; the tapping mechanism 3 comprises a servo motor 31, a screw rod 32, a drill clamp 33, a tapping drill 34 and a clamping structure, wherein the servo motor 31 is arranged above the cantilever 13, the screw rod 32 is driven by the servo motor 31, the screw rod 32 penetrates through the cantilever 13, the drill clamp 33 is arranged below the screw rod 32, and the tapping drill 34 is clamped and fixed by the drill clamp 33; a groove 35 is formed in the inner side of the upper end of the tapping drill 34, the clamping structure is arranged in the groove 35, the clamping structure comprises an electric cylinder 36 with a telescopic rod and a clamping plate 37, the clamping plate 37 is arranged in the groove 35, the electric cylinder 36 is fixed on the outer side of the tapping drill 34, the telescopic rod of the electric cylinder 36 penetrates through the tapping drill 34, and the clamping plate 37 is installed on the telescopic rod of the electric cylinder 36; the open hole drill bit 34 can drill a hole at the concrete position of the pile head until the drilling mechanism is driven by the servo motor 31, and the concrete inside the open hole drill bit 34 is clamped away from the pile head through the clamping structure, so that the pile head forms a cavity.

In this embodiment, a slant surface 38 is disposed below the groove 35 to prevent concrete from remaining in the drill bit, so that the clamping plate 37 can move smoothly.

As shown in fig. 4, a horizontal hydraulic machine 5 is arranged on the vertical beam 4, the horizontal hydraulic machine 5 comprises a vertical column 51, a lower beam 52, an upper beam 53, a slide block 54 and a second oil cylinder 55, the lower beam 52 and the upper beam 53 are connected through the vertical column 51, the slide block 54 is arranged between the lower beam 52 and the upper beam 53, and the slide block 54 is driven by the second oil cylinder 55; the upper beam 53 is fixed on the outer side of the vertical beams 4, and the lower beam 52 and the sliding block 54 are arranged between the two vertical beams 4; a clamping space 56 is arranged between the sliding block 54 and the lower beam 52, the tapping drill 34 can pass through the clamping space 56, and the horizontal hydraulic machine 5 can apply pressure to the pile head from the outside of the pile head to destroy concrete; the horizontal hydraulic machine is matched with the drilling mechanism to clamp and drill the pile head with the formed cavity, so that the concrete can be quickly separated from the reinforcing steel bar, and the whole process has little damage to the reinforcing steel bar.

The working principle of the utility model is as follows: the first oil cylinder drives the drill rod to be driven into the pile head to be broken quickly, and the telescopic arm is pulled upwards slightly, so that a fracture layer can be generated in concrete of the pile head; meanwhile, the trepanning drill bit can drill a hole at the concrete position of the pile head to the drilling mechanism through the driving of the servo motor, and the concrete in the trepanning drill bit is clamped away from the pile head through the clamping structure, so that the pile head forms a cavity; the horizontal hydraulic press is matched with the drilling mechanism to clamp and drill the pile head with the formed cavity, so that the concrete can be quickly separated from the reinforcing steel bars.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims

1. The utility model provides an efficient pile foundation pile head is whole breaks structure, includes the frame, its characterized in that: the drilling machine comprises a rack, wherein the rack comprises a rotating platform (11), a telescopic arm (12) and a cantilever (13), the telescopic arm (12) is arranged above the rotating platform (11), the telescopic arm (12) and the cantilever (13) are integrally arranged, a drilling mechanism (2) and a hole drilling mechanism (3) are arranged below the cantilever (13), the drilling mechanism (2) comprises a ring beam (21), a first oil cylinder (22) and a drill rod (23), the drill rod (23) is driven by the first oil cylinder (22), and a plurality of groups of first oil cylinders (22) are arranged on the ring beam (21); the cantilever (13) and the ring beam (21) are fixedly connected through two parallel vertical beams (4); the hole opening mechanism (3) comprises a servo motor (31), a screw rod (32), a drill clamp (33), a hole opening drill bit (34) and a clamping structure, the servo motor (31) is arranged above the cantilever (13), the screw rod (32) is driven by the servo motor (31), the screw rod (32) penetrates through the cantilever (13), the drill clamp (33) is arranged below the screw rod (32), and the hole opening drill bit (34) is clamped and fixed by the drill clamp (33); the inner side of the upper end of the trepanning drill bit (34) is provided with a groove (35), and the clamping structure is arranged in the groove (35).

2. The high efficiency pile foundation pile head integral demolition structure of claim 1, wherein: the clamping structure comprises an electric cylinder (36) with a telescopic rod and a clamping plate (37), the clamping plate (37) is arranged in the groove (35), the electric cylinder (36) is fixed on the outer side of the hole drilling bit (34), the telescopic rod of the electric cylinder (36) penetrates through the hole drilling bit (34), and the clamping plate (37) is installed on the telescopic rod of the electric cylinder (36).

3. The high efficiency pile foundation pile head integral demolition structure of claim 1, wherein: an inclined surface (38) which inclines downwards is arranged below the groove (35).

4. The high efficiency pile foundation pile head integral demolition structure of claim 1, wherein: a horizontal hydraulic machine (5) is arranged on the vertical beam (4), the horizontal hydraulic machine (5) comprises an upright post (51), a lower beam (52), an upper beam (53), a sliding block (54) and a second oil cylinder (55), the lower beam (52) is connected with the upper beam (53) through the upright post (51), the sliding block (54) is arranged between the lower beam (52) and the upper beam (53), and the sliding block (54) is driven by the second oil cylinder (55); the upper beam (53) is fixed on the outer side of the vertical beam (4), and the lower beam (52) and the sliding block (54) are arranged between the two vertical beams (4).

5. The high efficiency pile foundation pile head integral demolition structure of claim 4, wherein: a clamping space (56) is arranged between the sliding block (54) and the lower beam (52), and the tapping drill (34) can pass through the clamping space (56).