CN216304641U - Pile foundation removing device based on city construction - Google Patents
Pile foundation removing device based on city construction Download PDFInfo
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- CN216304641U CN216304641U CN202121732324.6U CN202121732324U CN216304641U CN 216304641 U CN216304641 U CN 216304641U CN 202121732324 U CN202121732324 U CN 202121732324U CN 216304641 U CN216304641 U CN 216304641U
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Abstract
The utility model provides a pile foundation removing device based on urban construction, which comprises a hydraulic device, a pile foundation removing device and a pile foundation removing device, wherein the hydraulic device is connected with the pile foundation removing device; the two groups of hydraulic devices are arranged and are in mirror symmetry structures, the tops of opposite surfaces of the two groups of hydraulic devices are respectively and fixedly connected with a clamping oil cylinder, and the bottoms of the two groups of hydraulic devices are fixedly connected with the top surface of the substrate; the bottom of the clamping oil cylinder is fixedly connected with a driven part; a clamping sleeve is fixed between the two driven pieces; the bottom surface of the substrate is fixedly connected with the top surface of the connecting piece through the upright post; the inside fixed connection gyrometer of connecting piece to bottom surface fixed connection is at the top surface of ground. The connecting piece is arranged, the base plate can be fixedly connected to the top surface of the connecting piece and can be detached by the connecting piece, the upright post can be quickly positioned and conveniently and fixedly connected by the positioning groove, the supporting force of the connecting piece is increased by the supporting post, and meanwhile, the supporting post with a proper height can be selected according to the field construction requirement, so that the phenomenon that the supporting post is overturned due to overhigh height is avoided.
Description
Technical Field
The utility model belongs to the technical field of pile foundation removal, and particularly relates to a pile foundation removal device based on urban construction.
Background
Along with city construction's continuous planning and development, a lot of pile foundations of leaving over in the city need be pulled out to carry out follow-up construction, the technique of the pile foundation of pulling out now utilizes the triaxial mixer to repack into pile extractor machinery construction, change the drilling rod of triaxial mixer into large-scale sleeve pipe, it is rotatory to drive the sleeve pipe by the unit head, from the action of gravity pushing down embolia the pile foundation, then under the effect of unit head, drive the rotatory promotion of pile foundation by the sleeve pipe, thereby reach the purpose of pulling out the pile foundation.
Based on the prior art, the traditional pile foundation removing device is modified by a three-shaft stirrer to remove pile foundations, so that the construction is limited, the machine body occupies a large field and has a high height, and the risk of overturning large-scale equipment exists; the power head drives the sleeve to press down under the action of self weight, and the downward pressure is lower; for the pile foundation with larger depth, the friction force between the pile and the soil body is large, the phenomenon of insufficient lifting force exists, and the construction progress is slow.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problems, the utility model provides a pile foundation removing device based on urban construction, which aims to solve the problems that a traditional removing device has a large occupied area and a high height, and large-scale equipment is in overturning risk; the power head drives the sleeve to press down under the action of self weight, and the downward pressure is lower; for the pile foundation with larger depth, the friction force between the pile and the soil body is large, the phenomenon of insufficient lifting force exists, and the construction progress is slow.
The utility model relates to a pile foundation pulling device based on urban construction, which is realized by the following specific technical means:
a pile foundation removing device based on urban construction comprises a hydraulic device;
the two groups of hydraulic devices are arranged and are in mirror symmetry structures, the tops of opposite surfaces of the two groups of hydraulic devices are respectively and fixedly connected with a clamping oil cylinder, and the bottoms of the two groups of hydraulic devices are fixedly connected with the top surface of the substrate;
the bottom of the clamping oil cylinder is fixedly connected with a driven part;
a clamping sleeve is fixed between the two driven pieces;
the bottom surface of the substrate is fixedly connected with the top surface of the connecting piece through the upright post;
the inside of the connecting piece is fixedly connected with the gyrometer, and the bottom surface of the connecting piece is fixedly connected with the top surface of the foundation;
the inner circuit of the foundation is communicated with the control cabin and the rotary machine, the bottom surface of the foundation is provided with a walkway plate, and the bottom surface of the walkway plate is a foundation stone layer.
Further, the hydraulic device includes:
the hydraulic valve is movably connected inside the hydraulic device;
and the connecting ring is fixedly connected below the hydraulic device, the periphery of the bottom of the hydraulic valve and the top surface of the base plate.
Further, the clamping cylinder includes:
the lifting pipe is movably connected to the bottom surface of the clamping oil cylinder;
the fixed rod is movably connected to the lower part of the interior of the lifting pipe;
the connecting block is fixedly connected to the bottom end of the fixing rod;
the connecting plate is fixedly connected to the bottom end of the connecting block and one side of the opposite surfaces of the two groups of hydraulic devices;
the support, support fixed connection are at the end of connecting plate, and the opposite face of two sets of supports is the inclined plane structure.
Further, the follower includes:
the wedge block is fixedly connected to the bottom of the driven piece and has the same inclined angle with the inclined plane of the support.
Furthermore, a cutting knife is fixedly connected to the lower portion of the inner portion of the sleeve, a connecting port is arranged at the bottom end of the sleeve, and an inner hexagonal bolt joint is arranged on the periphery of the connecting port.
Further, the connector includes:
the bottom surface of the connecting piece is of a rectangular structure and is fixedly connected to the top surface of the connecting piece through a bolt assembly, and the top surface of the connecting piece is provided with a longitudinal supporting plate which is attached and clamped with the outer surface of the upright post;
the positioning groove is arranged on the top surface of the connecting piece and below the inner part of the connecting piece, and the vertical column is fixedly clamped in the positioning groove;
support column, support column fixed connection are in the bottom surface of connecting piece to bottom surface fixed connection is at the top surface of ground.
Furthermore, the top of the rotary machine is provided with a supporting ring, the outer diameter of the supporting ring is larger than that of the sleeve, the peripheral top end of the supporting ring is fixedly connected with the socket, and the socket is fixedly connected with the connecting port through an inner hexagon bolt.
Furthermore, a control panel is arranged in the control room, a circuit of the control panel is communicated with the rotary machine, a hydraulic power station is arranged between the control room and the rotary machine, and the hydraulic power station is communicated with a hydraulic device.
The utility model at least comprises the following beneficial effects:
1. the connecting piece is arranged, the base plate can be fixedly connected to the top surface of the connecting piece and can be detached by the connecting piece, the upright post can be quickly positioned and conveniently and fixedly connected by the positioning groove, the supporting force of the connecting piece is increased by the supporting post, and meanwhile, the supporting post with a proper height can be selected according to the field construction requirement, so that the phenomenon that the supporting post is overturned due to overhigh height is avoided.
2. The utility model is provided with a driven part, a sleeve and a gyrator, a rotary support ring of the gyrator is fixed with the sleeve by a wedge block, the engagement and the release of the wedge block and the sleeve are controlled by a clamping oil cylinder, when the pressure intensity in the clamping oil cylinder is changed, a lifting pipe is driven to move up and down, the driven part is also driven to move, the wedge block moves along with the lifting pipe, the engagement or the release state of the wedge block and the sleeve is changed, the rotation of the sleeve is driven by a hydraulic motor, when the sleeve rotates, the power of the hydraulic motor is transmitted to a ring gear on the outer ring of the rotary support ring through a driving pinion, the rotary support is driven to rotate around the sleeve, the torque generated by the rotation of the rotary support is transmitted to the sleeve through the wedge block, the sleeve is driven to rotate, and the downward pressure is improved.
3. The utility model is provided with the sleeve, the sleeve rotates after the sleeve is sunk to the required elevation, the cutting tool bit on the inner side of the sleeve is utilized to rub and cut the reinforcing steel bars of the pile body back and forth, when the reinforcing steel bars on one side are cut off, the sleeve rotates 180 degrees to rub and cut the other side back and forth, then a chamfer hammer is inserted into a gap between the sleeve and the original cast-in-place pile to enable the sleeve and the cast-in-place pile to be tightly combined, the sleeve is rotated back and forth, the angle is slowly increased until 360 degrees, the cast-in-place pile is fatigue-broken and taken out in sections, the friction force between the pile and the soil body is reduced, and the lifting force is enhanced.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a schematic structural view of the clamping cylinder of the present invention.
Fig. 3 is a schematic view of the structure of the connector of the present invention.
Fig. 4 is a schematic sectional view of the hydraulic apparatus of the present invention.
FIG. 5 is a flow chart of the construction process of the present invention.
In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:
1. a hydraulic device; 101. a hydraulic valve; 102. a connecting ring;
2. clamping the oil cylinder; 201. a lifting pipe; 202. fixing the rod; 203. connecting blocks; 204. a connecting plate; 205. a support;
3. a driven member; 301. a wedge block;
4. a sleeve; 401. a cutting knife; 402. a connecting port;
5. a substrate;
6. a connecting member; 601. connecting sheets; 602. positioning a groove; 603. a support pillar;
7. a rotary machine; 701. a supporting ring; 702. a socket;
8. a foundation; 801. a walkway plate; 802. a base stone layer;
9. a control cabin; 901. a control panel; 902. and a hydraulic power station.
Detailed Description
The embodiments of the present invention will be described in further detail with reference to the drawings and examples. The following examples are intended to illustrate the utility model but are not intended to limit the scope of the utility model.
In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "coaxial," "bottom," "one end," "top," "middle," "other end," "upper," "side," "top," "inner," "front," "center," "two ends," and the like are used in an orientation or positional relationship indicated in the drawings for convenience in describing and simplifying the description, and are not intended to indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the utility model. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless explicitly stated or limited otherwise, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be understood broadly, and for example, they may be fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate, and may be communication between two elements or interaction relationship between two elements, unless otherwise specifically limited, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to specific situations.
Example (b):
as shown in figures 1 to 5:
the utility model provides a pile foundation removing device based on urban construction, which comprises a hydraulic device 1; the hydraulic devices 1 are provided with two groups in total and are in mirror symmetry structures, the tops of opposite surfaces of the two groups of hydraulic devices 1 are respectively and fixedly connected with clamping oil cylinders 2, and the bottoms of the two groups of hydraulic devices 1 are respectively and fixedly connected with the top surface of a base plate 5; the bottom of the clamping oil cylinder 2 is fixedly connected with a driven part 3; a clamping sleeve 4 is fixed between the two driven pieces 3; the bottom surface of the base plate 5 is fixedly connected with the top surface of the connecting piece 6 through a stand column; the inside of the connecting piece 6 is fixedly connected with a rotary machine 7, and the bottom surface is fixedly connected with the top surface of a foundation 8; the inner circuit of the foundation 8 is communicated with the control cabin 9 and the rotary machine 7, the bottom surface of the foundation 8 is provided with a walkway plate 801, and the bottom surface of the walkway plate 801 is a foundation stone layer 802.
As shown in fig. 2, the follower 3 includes: wedge block 301, wedge block 301 fixed connection are in the bottom of follower 3 to it is the same with support 205 inclined plane inclination, after follower 3 reciprocated, drive wedge block 301 and remove, through wedge block 301 and support 205 laminating and change with the sleeve pipe 4 between the interval, and then realize the function of pressing from both sides tightly or unclamping sleeve pipe 4.
As shown in fig. 3, the connecting member 6 includes: the bottom surface of the connecting piece 601 is of a rectangular structure and is fixedly connected to the top surface of the connecting piece 6 through a bolt assembly, and the top surface of the connecting piece 601 is provided with a longitudinal support plate which is attached and clamped with the outer surface of the upright column; the positioning groove 602 is arranged on the top surface of the connecting piece 6 and below the inner part of the connecting piece 601, and the vertical column is fixedly clamped in the positioning groove; support column 603 fixed connection is in the bottom surface of connecting piece 6 to bottom surface fixed connection is at the top surface of ground 8, utilize connection piece 601 to make base plate 5 can fixed connection be at the top surface of connecting piece 6 and can dismantle, constant head tank 602 makes the stand can fix a position fast and make things convenient for fixed connection, support column 603 increases the holding power of connecting piece 6 and can select the support column 603 of suitable height simultaneously according to the site operation demand, avoid the high emergence to topple.
As shown in fig. 3, a control panel 901 is arranged inside the control cabin 9, the control panel 901 is in circuit communication with the rotary machine 7, a hydraulic power station 902 is arranged between the control cabin 9 and the rotary machine 7, the hydraulic power station 902 is in circuit communication with the hydraulic device 1, the control panel 901 is used for operating the rotation rate of the rotary machine 7, and the like, the hydraulic power station 902 uses diesel oil as a power source, and the control cabin 9 can be used for enabling a worker to control a place to be far away from a construction site, so that accidents are avoided, and the safety of the worker is ensured.
As shown in fig. 3, a supporting ring 701 is disposed on the top of the rotating machine 7, the outer diameter of the supporting ring 701 is larger than that of the sleeve 4, the top end of the periphery of the supporting ring 701 is fixedly connected to a socket 702, the socket 702 is fixedly connected to the connection port 402 through a hexagon socket head cap screw, the sleeve 4 is fixedly connected by the supporting ring 701, the outer ring of the socket 702 is wound with a transparent film, and the supporting ring 701 is embedded with two loops of hemp threads to prevent water leakage.
As shown in fig. 4, the hydraulic apparatus 1 includes: the hydraulic valve 101 is movably connected inside the hydraulic device 1; the connecting ring 102 is fixedly connected below the hydraulic device 1, the periphery of the bottom of the hydraulic valve 101 and the top surface of the base plate 5, the hydraulic valve 101 is fixedly connected to the top surface of the base plate 5 through the connecting ring 102, the contact area is increased, the stability is enhanced, the hydraulic pressure in the hydraulic device 1 can be controlled through the hydraulic valve 101, the internal pressure of the clamping oil cylinder 2 is adjusted through the connecting plate 204, the connecting block 203 and the fixing rod 202, and up-down movement adjustment is achieved.
As shown in fig. 4, the inside below fixedly connected with cutting knife 401 of sleeve pipe 4, and the bottom of sleeve pipe 4 is equipped with connector 402, and connector 402 periphery is equipped with hexagon socket head cap screw joint, and behind the downward connector 402 fixed connection gyrus 7 of passing through of sleeve pipe 4, make cutting knife 401 cut the pile foundation through rotatory, need swivel casing 4 until cutting off the pile foundation reinforcing bar completely along with angle and distance restriction, make pile foundation fatigue fracture to the convenience is pulled out the pile foundation segmentation.
As shown in fig. 5, the clamping cylinder 2 includes: the lifting pipe 201, the fixing rod 202, the connecting block 203, the connecting plate 204 and the support 205, wherein the lifting pipe 201 is movably connected to the bottom surface of the clamping cylinder 2; the fixed rod 202 is movably connected to the lower part of the interior of the lifting pipe 201; the connecting block 203 is fixedly connected to the bottom end of the fixing rod 202; the connecting plate 204 is fixedly connected to the bottom end of the connecting block 203 and one side of the opposite surfaces of the two groups of hydraulic devices 1; the supports 205 are fixedly connected to the tail ends of the connecting plates 204, opposite surfaces of the two groups of supports 205 are both of inclined surface structures, and when the pressure inside the clamping oil cylinder 2 changes, the lifting pipe 201 is driven to move up and down, the driven part 3 is also driven to move, and the subsequent clamping of the sleeve 4 is facilitated.
In another embodiment, the hydraulic device 1, the clamping cylinder 2, the driven member 3, the casing 4 and the base plate 5 can be used as independent devices for other shallow pile foundation removal work, so that the device is more flexible and more applicable.
The specific use mode and function of the embodiment are as follows:
according to the utility model, the reinforced concrete is cleaned directly by using the gyrator 7, firstly, the sleeve 4 is pressed into the surface of the reinforced concrete by using the gyrator 7, then the sleeve 4 is forcibly rotated and pressed downwards to penetrate through the reinforced concrete to be pressed downwards by using hydraulic pressure, and concrete blocks entering the sleeve 4 are directly discharged by using the flushing grab bucket;
a rotary support ring 701 of a rotary machine 7 is fixed with a sleeve 4 by a wedge block 301, the engagement and the release of the wedge block 301 and the sleeve 4 are controlled by a clamping oil cylinder 2, when the pressure inside the clamping oil cylinder 2 is changed, a lifting pipe 201 is driven to move up and down, a driven part 3 is also driven to move, the wedge block 301 moves along with the lifting pipe, the engagement or the release state of the wedge block 301 and the sleeve 4 is changed, the sleeve 4 is driven to rotate by a hydraulic motor, during rotation, the power of the hydraulic motor is transmitted to an annular gear on the outer ring of the rotary support ring 701 through a driving pinion, the rotary support is driven to rotate around the sleeve 4, and the torque generated by rotation of the rotary support is transmitted to the sleeve 4 through the wedge block 301 to drive the sleeve 4 to rotate;
after sleeve 4 sinks to required elevation, sleeve 4 is rotatory, utilize the cutting knife 401 of sleeve 4 inboard to make a round trip to rub and cut the pile body reinforcing bar, after one side reinforcing bar is cut off, sleeve 4 is rotatory 180, rub and cut the opposite side back and forth, then insert the chamfer hammer at the gap between sleeve 4 and original bored concrete pile, make sleeve 4 and bored concrete pile combine closely, gyration sleeve 4, the positive and negative direction makes a round trip to rotate sleeve 4, the angle slowly increases, until 360, make bored concrete pile fatigue fracture, the segmentation is taken out, reduce stake and soil body frictional force, reinforcing lifting force.
The utility model is not described in detail, but is well known to those skilled in the art.
The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the utility model in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the utility model and the practical application, and to enable others of ordinary skill in the art to understand the utility model for various embodiments with various modifications as are suited to the particular use contemplated.
Claims (8)
1. The utility model provides a device is pulled out to pile foundation based on city construction which characterized in that: comprising a hydraulic device (1);
the hydraulic devices (1) are provided with two groups in total and are in mirror symmetry structures, the tops of opposite surfaces of the two groups of hydraulic devices (1) are respectively and fixedly connected with the clamping oil cylinders (2), and the bottoms of the two groups of hydraulic devices (1) are respectively and fixedly connected with the top surface of the base plate (5);
the bottom of the clamping oil cylinder (2) is fixedly connected with a driven part (3);
a clamping sleeve (4) is fixed between the two driven pieces (3);
the bottom surface of the base plate (5) is fixedly connected with the top surface of the connecting piece (6) through an upright post;
the inside of the connecting piece (6) is fixedly connected with a rotary machine (7), and the bottom surface of the connecting piece is fixedly connected with the top surface of a foundation (8);
the inner circuit of the foundation (8) is communicated with the control cabin (9) and the rotary machine (7), the bottom surface of the foundation (8) is provided with a walkway plate (801), and the bottom surface of the walkway plate (801) is a foundation stone layer (802).
2. A device for removing pile foundations based on urban construction according to claim 1, characterized in that the hydraulic device (1) comprises:
the hydraulic valve (101), the hydraulic valve (101) is movably connected inside the hydraulic device (1);
the connecting ring (102), the connecting ring (102) is fixedly connected below the hydraulic device (1), the periphery of the bottom of the hydraulic valve (101) and the top surface of the base plate (5).
3. The pile foundation removing device based on urban construction as claimed in claim 1, wherein said clamping cylinder (2) comprises:
the lifting pipe (201), the lifting pipe (201) is movably connected to the bottom surface of the clamping oil cylinder (2);
the fixing rod (202), the fixing rod (202) is movably connected to the lower part of the interior of the lifting pipe (201);
the connecting block (203), the connecting block (203) is fixedly connected to the bottom end of the fixing rod (202);
the connecting plate (204), the connecting plate (204) is fixedly connected to the bottom end of the connecting block (203) and one side of the opposite surface of the two groups of hydraulic devices (1);
the support (205), support (205) fixed connection is in the end of connecting plate (204), and the opposite face of two sets of supports (205) is the inclined plane structure.
4. A device for removing pile foundations based on urban construction according to claim 1, characterized in that the driven member (3) comprises:
the wedge block (301), the wedge block (301) is fixedly connected to the bottom of the driven member (3) and has the same inclined angle with the inclined surface of the support (205).
5. The pile foundation removing device based on urban construction as claimed in claim 1, wherein a cutting knife (401) is fixedly connected to the lower portion of the inside of the casing (4), a connecting port (402) is formed in the bottom end of the casing (4), and an inner hexagonal bolt joint is arranged on the periphery of the connecting port (402).
6. A device for removing pile foundations as defined in claim 1, wherein the connecting member (6) comprises:
the bottom surface of the connecting piece (601) is of a rectangular structure and is fixedly connected to the top surface of the connecting piece (6) through a bolt assembly, and the top surface of the connecting piece (601) is provided with a longitudinal supporting plate which is attached and clamped with the outer surface of the upright post;
the positioning groove (602), the positioning groove (602) is arranged on the top surface of the connecting piece (6) and below the inner part of the connecting piece (601), and the vertical column is fixedly clamped in the positioning groove;
support column (603), support column (603) fixed connection is in the bottom surface of connecting piece (6) to bottom surface fixed connection is in the top surface of ground (8).
7. A pile foundation removing device based on urban construction according to claim 1, wherein the top of the rotary machine (7) is provided with a support ring (701), the outer diameter of the support ring (701) is larger than that of the sleeve (4), the peripheral top end of the support ring (701) is fixedly connected with the socket (702), and the socket (702) is fixedly connected with the connecting port (402) through an inner hexagon bolt.
8. The pile foundation removing device based on urban construction as claimed in claim 1, wherein, the control room (9) is internally provided with a control panel (901), the control panel (901) is in circuit communication with the rotary machine (7), and a hydraulic power station (902) is arranged between the control room (9) and the rotary machine (7), and the hydraulic power station (902) is in communication with the hydraulic device (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121732324.6U CN216304641U (en) | 2021-07-28 | 2021-07-28 | Pile foundation removing device based on city construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121732324.6U CN216304641U (en) | 2021-07-28 | 2021-07-28 | Pile foundation removing device based on city construction |
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| Publication Number | Publication Date |
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| CN216304641U true CN216304641U (en) | 2022-04-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202121732324.6U Active CN216304641U (en) | 2021-07-28 | 2021-07-28 | Pile foundation removing device based on city construction |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115613577A (en) * | 2022-12-21 | 2023-01-17 | 中铁二十二局集团轨道工程有限公司 | Full-rotation full-casing drilling machine and construction method for removing old pile thereof |
-
2021
- 2021-07-28 CN CN202121732324.6U patent/CN216304641U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115613577A (en) * | 2022-12-21 | 2023-01-17 | 中铁二十二局集团轨道工程有限公司 | Full-rotation full-casing drilling machine and construction method for removing old pile thereof |
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