CN219220287U

CN219220287U - Pile frame of bored pile machine

Info

Publication number: CN219220287U
Application number: CN202223500094.8U
Authority: CN
Inventors: 屠文永; 蒋世伟; 项玲晓; 金妙贵; 颜青青
Original assignee: Shigao Construction Group Co ltd
Current assignee: Shigao Construction Group Co ltd
Priority date: 2022-12-28
Filing date: 2022-12-28
Publication date: 2023-06-20
Anticipated expiration: 2032-12-28

Abstract

The utility model discloses a pile frame of a bored pile machine, which comprises: drilling platform, supporting foot rest and perforation anchor stake, the quantity of supporting foot rest is four and arrange in drilling platform's four corners respectively, and drilling platform's both sides are equipped with the athey wheel, and the supporting foot rest is including changeing ear seat, flexible foot lever and hydraulic stay, changes the ear seat and rotates to install in drilling platform's surface, and the one end of flexible foot lever and hydraulic stay and the surface swing joint who changes ear seat and the other end and the surface swing joint of flexible foot lever of hydraulic stay. According to the utility model, a novel pile foundation structure is arranged, the perforated anchor pile is nailed into the soil layer to realize the foot fixing of the support foot rest, and the chemical anchoring agent in the pile nail is expanded and solidified in the soil layer to enlarge the joint strength of the perforated anchor pile and the soil layer, so that the agent, the perforated anchor pile and the foundation are all mixed together to form a whole, the anchoring effect is achieved, and the expansion effect effectively fills and hardens the soil layer to reduce the sedimentation risk of the soil layer.

Description

Pile frame of bored pile machine

Technical Field

The utility model relates to a pile frame of a pile driver, and particularly relates to a pile frame of a bored pile driver.

Background

The long spiral drilling machine comprises a pile frame and a drilling system, wherein the pile frame is mainly provided with four supporting legs to support and increase the stability of the whole machine during construction, and the whole machine can be transported. The drilling system comprises a power head and a drilling tool, wherein an output shaft of the power head and the spiral drilling tool are hollow, a pile machine adopts long spiral hole forming, concrete or slurry can be pumped through a drill rod central pipe to construct a concrete CFG pile, the hole forming can be completed in one step, and the drilling system can also be used for carrying out construction by adopting a plurality of methods such as deep stirring after the drilling tool is changed by dry hole forming and grouting replacement.

In the drilling machine work engineering, the high-speed movement vibration and the reaction force in work are mainly counteracted by the gravity downward pressing of the pile frame, so that the support stability of the pile frame is high, the pile frame is usually fixed in a concrete pouring or stacking concrete balancing weight mode, so that the stability is improved, the pile frame cannot move and the operation construction difficulty is increased due to the operation, in addition, the pile frame and the ground layer are reduced due to the vibration movement of a large-mass counterweight structure and drilling holes, the surface of the pile frame is inclined, the drilling precision is reduced, and certain defects exist. In view of the above, the present utility model provides a pile frame for a bored pile machine, which solves the existing problems and aims to solve the problems and improve the practical value by the technology.

Disclosure of Invention

The present utility model aims to solve one of the technical problems existing in the prior art or related technologies.

The technical scheme adopted by the utility model is as follows: a bored pile machine pile frame comprising: drilling platform, supporting foot rest and perforation anchor stake, the quantity of supporting foot rest is four and arranges in drilling platform's four corners respectively, drilling platform's both sides are equipped with the athey wheel, the supporting foot rest includes changeing ear seat, flexible foot lever and hydraulic stay, changeing the ear seat and rotating the surface of installing in drilling platform, the one end of flexible foot lever and hydraulic stay and the surface swing joint of the other end and flexible foot lever of changeing ear seat, the both ends swing joint of flexible foot lever has the supporting foot dish, perforation anchor stake fixed mounting is in the surface of supporting foot dish, perforation anchor stake includes stake nail, screw rod and perforating seat, the quantity of perforating seat is a plurality of and evenly distributed in the outside of stake nail, the bottom of screw rod is equipped with the piston plate that is located the stake inboard, the inside of stake nail is filled with chemical anchor, the inboard of perforating seat is equipped with gunpowder portion and warhead, the bottom surface cone head of stake nail.

The present utility model may be further configured in a preferred example to: the surface of drilling platform is equipped with hydraulic drive station and control system, hydraulic drive station's output is linked together with the input of crawler wheel, flexible foot pole and hydraulic stay through control system.

The present utility model may be further configured in a preferred example to: the telescopic foot rod is of a hydraulic telescopic rod structure, the surfaces of the telescopic foot rod and the hydraulic supporting rod are rotationally connected with the surface of the rotary lug seat, and the rotation direction is mutually perpendicular to the connection rotation direction of the rotary lug seat and the drilling platform.

The present utility model may be further configured in a preferred example to: the top surface of stake nail is equipped with the connection eared dish, the surface of connection eared dish is equipped with the screw hole and the adaptation is by the bolt that runs through support foot dish surface

The present utility model may be further configured in a preferred example to: the top surface fixed mounting of stake nail has the swivel nut, the screw thread of swivel nut and screw rod looks adaptation, the one end of screw rod runs through the swivel nut to the inside of stake nail.

The present utility model may be further configured in a preferred example to: the chemical anchoring agent is vinyl resin, one end of the perforating seat is provided with a spacer communicated with the inside of the pile nail, and the spacer is of a glass structure.

The present utility model may be further configured in a preferred example to: the inside of gunpowder portion is equipped with the detonator, the detonator is the electric excitation formula detonator, the warhead is the conical head structure, the surface of detonator is connected with the electrode connecting wire that extends to the stake nail top surface.

The beneficial effects obtained by the utility model are as follows:

1. according to the utility model, a novel pile foundation structure is arranged, the perforated anchor pile is nailed into the soil layer to realize the foot fixing of the support foot rest, and the chemical anchoring agent in the pile nail is expanded and solidified in the soil layer to enlarge the joint strength of the perforated anchor pile and the soil layer, so that the agent, the perforated anchor pile and the foundation are all mixed together to form a whole, the anchoring effect is achieved, and the expansion effect effectively fills and hardens the soil layer to reduce the sedimentation risk of the soil layer.

2. According to the utility model, the perforating seat structures are arranged on the surface of the perforating anchor pile, the inner structure of the soil layer is destroyed by utilizing the explosive part and the warhead in the perforating seat under the chemical explosion effect, and the cavity is formed in the image layer by the explosion effect of the explosive part and the high-speed movement of the warhead, so that the action space of the chemical anchor is increased, the joint effect of the perforating anchor pile and the soil layer is improved, and the structure is simple and the use is convenient.

Drawings

FIG. 1 is a schematic diagram of the overall structure of an embodiment of the present utility model;

FIG. 2 is a schematic view of a support foot stand and perforating anchor pile structure in accordance with one embodiment of the present utility model;

FIG. 3 is a schematic view of a perforating anchor pile structure in accordance with one embodiment of the present utility model;

FIG. 4 is a schematic cross-sectional view of a perforation anchor according to one embodiment of the present utility model;

figure 5 is a schematic representation of the operation of a perforated anchor pile according to one embodiment of the present utility model after driving into a soil layer.

Reference numerals:

100. a drilling platform; 110. track wheels;

200. a support foot rest; 210. a rotating ear seat; 220. a telescopic foot bar; 230. a hydraulic strut; 221. supporting foot plates;

300. perforating anchor piles; 310. stake nails; 320. a screw; 330. a perforating base; 340. a chemical anchoring agent; 311. the ear plate is connected; 312. a screw sleeve; 313. a cone head; 321. a piston plate; 331. a powder part; 332. bullet head.

Detailed Description

The objects, technical solutions and advantages of the present utility model will become more apparent by the following detailed description of the present utility model with reference to the accompanying drawings. It should be noted that, without conflict, the embodiments of the present utility model and features in the embodiments may be combined with each other.

A pile frame for a bored pile machine according to some embodiments of the present utility model is described below with reference to the accompanying drawings.

Referring to fig. 1 to 5, the present utility model provides a pile frame of a bored pile machine, comprising: drilling platform 100, supporting foot rest 200 and perforation anchor pile 300, the quantity of supporting foot rest 200 is four and arrange in the four corners of drilling platform 100 respectively, drilling platform 100's both sides are equipped with track wheel 110, supporting foot rest 200 includes changeing ear seat 210, flexible foot pole 220 and hydraulic stay 230, changeing ear seat 210 rotation and installing in drilling platform 100's surface, flexible foot pole 220 and hydraulic stay 230's one end and changeing ear seat 210's surface swing joint and hydraulic stay 230's the other end and flexible foot pole 220's surface swing joint, flexible foot 220's both ends swing joint has supporting foot dish 221, perforation anchor pile 300 fixed mounting is in supporting foot dish 221's surface, perforation anchor pile 300 includes peg 310, screw 320 and perforation seat 330, perforation seat 330's quantity is a plurality of and evenly distributed in the outside of peg 310, the bottom of screw 320 is equipped with the piston plate 321 that is located the inboard of peg 310, peg 310's inside is filled with chemical anchor 340, the inboard of perforation seat 330 is equipped with gunpowder portion 331 and warhead 332, peg 310's cone head 313.

In this embodiment, the surface of the drilling platform 100 is provided with a hydraulic drive station and a control system, the output of the hydraulic drive station being in communication with the input of the track wheel 110, the telescopic foot bar 220 and the hydraulic strut 230 via the control system.

Specifically, the hydraulic driving and controlling structure is provided to drive and control the crawler wheel 110, the telescopic foot bar 220 and the hydraulic stay bar 230, so that the drilling platform 100 is moved and the support foot stand 200 is supported, and the drilling machine is supported.

In this embodiment, the telescopic foot bar 220 is a hydraulic telescopic bar structure, the surfaces of the telescopic foot bar 220 and the hydraulic stay 230 are rotatably connected with the rotary lug 210, and the rotation direction is perpendicular to the connection rotation direction of the rotary lug 210 and the drilling platform 100.

Specifically, the rotation of the lug 210, the rotation of the telescopic leg 220 and the rotation of the hydraulic stay 230 are used to perform the angular adjustment of the support stand 200, so that the drilling platform 100 is kept horizontal by the support stand 200.

In this embodiment, the top surface of peg 310 is provided with a connection lug 311, and the surface of connection lug 311 is provided with a threaded hole and is adapted to be formed by a bolt penetrating the surface of support lug 221

Specifically, the connection of the support leg plate 221 and the peg 310 is performed through the connection lug plate 311 and the bolt, and after the perforation anchor pile 300 is used, the connection of the support leg plate 221 and the connection lug plate 311 can be used for discarding, and a new perforation anchor pile 300 can be reinstalled.

In this embodiment, the top surface of the stud 310 is fixedly provided with a screw sleeve 312, the screw thread of the screw sleeve 312 is matched with the screw rod 320, and one end of the screw rod 320 penetrates into the stud 310 through the screw sleeve 312.

Specifically, the piston plate 321 is driven to move upward by the rotation of the screw 320 and the screw sleeve 312, so that the chemical anchor 340 in the peg 310 is rapidly expanded and solidified after being extruded to be in full contact with air.

In this embodiment, the chemical anchor 340 is vinyl resin, and one end of the perforating base 330 is provided with a spacer in communication with the inside of the peg 310, and the spacer is of a glass structure.

Specifically, the sealing of the chemical anchors 340 is performed by using glass spacers to avoid leakage of the chemical anchors 340, and the spacers are broken after the gunpowder part 331 inside the perforation holder 330 is excited, so that the chemical anchors 340 escape to expand and solidify in contact with air, and the piles 310 are combined with the foundation into a whole.

In this embodiment, the detonator is provided inside the powder portion 331, the detonator is an electrically excited detonator, the warhead 332 is in a conical head structure, and the surface of the detonator is connected with an electrode connecting wire extending to the top surface of the peg 310.

Specifically, by switching on the detonator electrode, the current is used to excite the explosive part 331 to explode, so as to push the warhead 332 to transversely shoot into the soil layer, and a cavity is manufactured in the soil layer.

The working principle and the using flow of the utility model are as follows:

when the pile frame structure of the bored pile machine is used, the shell is driven to move through the crawler wheels 110 on two sides of the bored platform 100 to drive the drilling machine to move and position, the structure of the bored anchor pile 300 is fixed on the surface of the supporting foot plate 221, the supporting foot plate 221 and the supporting point of the bored anchor pile 300 are regulated by the telescopic movement of the telescopic foot rod 220 and the hydraulic supporting rod 230, the surface of the bored platform 100 is in a horizontal state, the bored anchor pile 300 is driven into the ground, the trigger electrode of the bored seat 330 is connected, the electrode is electrified to generate high-temperature ignition powder part 331, the warhead 332 is excited by the strong explosion of the powder part 331, the warhead 332 horizontally and transversely shoots into the ground soil layer, a cavity effect is induced under the action of the explosive jet and the high-speed movement of the warhead 332, a cavity is formed in the soil layer, the explosion of the powder part 331 damages a spacer at the connecting position of the bored seat 330 and the inner cavity of the pile 310, then the screw 320 is manually rotated, the screw 320 is retracted, the piston plate 321 extrudes the chemical anchor 340 inside the pile 310, the chemical anchor 340 flows into the cavity through the respective seat 330, the chemical anchor 340 is rapidly solidified by the anchor pile 300, and the explosive anchor 300 is rapidly solidified by contacting the outer side of the support pile 300 with the anchor pile 300, and the outer side of the pile 300 is rapidly solidified by referring to the description shown in FIG 5.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the spirit and scope of the utility model as defined by the appended claims and their equivalents.

Claims

1. A pile frame for a bored pile machine, comprising: drilling platform (100), supporting foot rest (200) and perforation anchor stake (300), the quantity of supporting foot rest (200) is four and arrange in the four corners of drilling platform (100) respectively, the both sides of drilling platform (100) are equipped with track wheel (110), supporting foot rest (200) are including changeing ear seat (210), flexible foot lever (220) and hydraulic support pole (230), changeing ear seat (210) and rotating the surface of installing in drilling platform (100), the one end and the surface swing joint of changeing ear seat (210) of one end of flexible foot lever (220) and hydraulic support pole (230) and the other end and the surface swing joint of flexible foot lever (220), the both ends swing joint of flexible foot lever (220) have support foot dish (221), perforation anchor stake (300) fixed mounting in the surface of support foot dish (221), anchor stake (300) are including stake (310), screw rod (320) and perforation seat (330), the quantity of stake seat (330) is the stake and evenly distributed in the surface of changeing ear seat (310), the inside (310) is equipped with perforation agent filling part (332) of perforation (310) inside of perforation (310), the bottom surface of the stake (310) is provided with a conical head (313).

2. A pile frame for a bored pile machine according to claim 1, characterized in that the surface of the boring platform (100) is provided with a hydraulic drive station and a control system, and the output end of the hydraulic drive station is communicated with the input ends of the crawler wheel (110), the telescopic foot rod (220) and the hydraulic stay rod (230) through the control system.

3. The pile driver frame according to claim 1, characterized in that the telescopic leg (220) is of a hydraulic telescopic rod structure, the surfaces of the telescopic leg (220) and the hydraulic stay (230) are rotatably connected with the rotary lug seat (210), and the rotation direction is mutually perpendicular to the connection rotation direction of the rotary lug seat (210) and the drilling platform (100).

4. A bored pile machine pile frame according to claim 1, characterised in that the top surface of the peg (310) is provided with a connection lug (311), the surface of the connection lug (311) is provided with a threaded hole and is adapted with a bolt penetrating the surface of the support lug (221).

5. The pile driver frame according to claim 1, characterized in that a screw sleeve (312) is fixedly installed on the top surface of the pile nail (310), threads of the screw sleeve (312) are matched with those of the screw rod (320), and one end of the screw rod (320) penetrates into the pile nail (310) through the screw sleeve (312).

6. The pile frame of a bored pile machine according to claim 1, wherein the chemical anchoring agent (340) is vinyl resin, one end of the perforating base (330) is provided with a spacer communicated with the inside of the pile nail (310), and the spacer is of a glass structure.

7. A pile frame of a bored pile machine according to claim 1, characterized in that a detonator is arranged in the gunpowder part (331), the detonator is an electrically excited detonator, the warhead (332) is in a conical head structure, and the surface of the detonator is connected with an electrode connecting wire extending to the top surface of the pile nail (310).