CN220927846U - Old stake of hinge type double pin steel cylinder boots pulls out system - Google Patents
Old stake of hinge type double pin steel cylinder boots pulls out system Download PDFInfo
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- CN220927846U CN220927846U CN202322633341.XU CN202322633341U CN220927846U CN 220927846 U CN220927846 U CN 220927846U CN 202322633341 U CN202322633341 U CN 202322633341U CN 220927846 U CN220927846 U CN 220927846U
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 90
- 239000010959 steel Substances 0.000 title claims abstract description 90
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 31
- 230000007246 mechanism Effects 0.000 claims abstract description 9
- 229910045601 alloy Inorganic materials 0.000 claims description 10
- 239000000956 alloy Substances 0.000 claims description 10
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 235000017166 Bambusa arundinacea Nutrition 0.000 abstract 1
- 235000017491 Bambusa tulda Nutrition 0.000 abstract 1
- 241001330002 Bambuseae Species 0.000 abstract 1
- 235000015334 Phyllostachys viridis Nutrition 0.000 abstract 1
- 239000011425 bamboo Substances 0.000 abstract 1
- 230000007613 environmental effect Effects 0.000 abstract 1
- 239000002689 soil Substances 0.000 description 14
- 238000000034 method Methods 0.000 description 13
- 238000010276 construction Methods 0.000 description 12
- 230000000694 effects Effects 0.000 description 8
- 230000009471 action Effects 0.000 description 6
- 238000001125 extrusion Methods 0.000 description 6
- 230000008569 process Effects 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 4
- 238000011010 flushing procedure Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000004568 cement Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 239000004567 concrete Substances 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 239000011150 reinforced concrete Substances 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
Landscapes
- Placing Or Removing Of Piles Or Sheet Piles, Or Accessories Thereof (AREA)
Abstract
The utility model provides a hinge type double-spliced steel cylinder shoe old pile pulling-out system, which comprises a steel cylinder shoe component, wherein the steel cylinder shoe component comprises a hanging part, a cylinder shoe sleeving part, an air inlet pipe and a water inlet pipe, the hanging part is fixedly arranged above the cylinder shoe sleeving part, the air inlet pipe and the water inlet pipe are attached to the side wall of the cylinder shoe sleeving part and are arranged in a diagonal manner, and the outlet ends of the air inlet pipe and the water inlet pipe are both positioned at the inner wall of the bottom of the cylinder shoe sleeving part; the inside lower extreme of section of thick bamboo boots formula cup joint portion corresponds and is provided with a pair of hinge and holds in the palm end mechanism. The utility model has simple structure, easy assembly and relatively low cost, and utilizes the vibration pile sinking and hinge type double-spliced steel cylinder boot members to lift the old pile, thereby effectively reducing the friction resistance of the pile body of the old pile, effectively removing the old pile foundation, having high pile removing efficiency and small surrounding environmental impact.
Description
[ Field of technology ]
The utility model relates to a hinge type double-spliced steel cylinder shoe old pile pulling-out system.
[ Background Art ]
At present, the urban updating and reconstruction strength is gradually increased in China, the urban underground space development progress is continuously accelerated, however, waste old pile foundations, such as waste cement mixing piles, reinforced concrete cast-in-place piles, CFG piles, precast piles and the like, are always encountered in the updating and reconstruction process, and become a great obstacle in the underground space development process, so that the construction of newly built building pile foundations, shield tunnels, underground pipe networks and the like is influenced, the construction of foundation pit supports and waterproof curtains is also influenced extremely adversely, and therefore, the old piles must be removed before the pile foundations or foundation pit supports are constructed, and the method is very important for the development significance of the urban underground space.
At present, various modes such as hammering and crushing methods are adopted for removing old pile foundations, punching drill bits are adopted for hammering, old piles are crushed to play a role in removing obstacles, the obstacle removing method is simple, but the method still cannot effectively remove reinforcing steel bars existing on pile shafts, the influence on underground space construction is reduced to a certain extent, and the construction period is long. Therefore, the most effective method is to pull out the whole old pile foundation, so that the influence can be reduced to the greatest extent. Along with the rapid development of mechanical equipment and the progress of technology, the technology and machinery of pile pulling construction are continuously updated, and the method and means for pile pulling are also continuously increased. The old pile foundation is pulled out, the connection between the old pile and the soil body is weakened, the pile side friction resistance of the old pile is reduced, and the phenomenon that the old pile is broken is avoided; meanwhile, the pulling force should overcome the residual pile side friction and the self weight of the old pile.
The existing pile pulling mode comprises hydraulic sleeve drill pile pulling, full sleeve pile pulling, double-layer sleeve pile pulling and the like, and the pile pulling technology or construction equipment is expensive and has high construction cost; or the pile pulling principle is simple, the construction speed is high, but the construction cost is relatively high; or the construction equipment requirement is low, the investment is less, but the pile pulling success rate is low. In order to perform the pulling out of old piles more efficiently, it is necessary to take more efficient, rational and economical pile pulling processes and equipment for the old pile foundations.
[ Invention ]
The utility model aims to solve the technical problem of providing a hinge type double-spliced steel cylinder shoe old pile pulling system which is simple in structure, easy to assemble and relatively low in manufacturing cost, and can effectively reduce the friction resistance of the old pile body by utilizing a vibrating pile sinking and a hinge type double-spliced steel cylinder shoe component to lift the old pile, so that the old pile foundation can be effectively pulled out, the pile pulling efficiency is high, and the surrounding environment influence is small.
The utility model is realized by the following technical problems:
the old pile pulling-out system of the hinge type double-spliced steel boot comprises a steel boot component, wherein the steel boot component comprises a hanging part, a boot sleeving part, an air inlet pipe and a water inlet pipe, the hanging part is fixedly arranged above the boot sleeving part, the air inlet pipe and the water inlet pipe are attached to the side wall of the boot sleeving part and are arranged in a diagonal manner, and the outlet ends of the air inlet pipe and the water inlet pipe are both positioned at the inner wall of the bottom of the boot sleeving part; the lower end of the inside of the boot sleeve joint part is correspondingly provided with a pair of hinge bottom supporting mechanisms;
The hinge support bottom mechanism comprises a movable hinge steel plate, a rotating shaft, an inner limit stop block and an outer limit stop block, wherein the lower part of the movable hinge steel plate is rotationally connected with the rotating shaft, and two ends of the rotating shaft are arranged on the side wall of the boot sleeving part in a penetrating manner; the inner limit stop is arranged at the lower end of one side of the movable hinge steel plate, which faces the center of the boot sleeving part, and the upper end of the inner limit stop is inclined; the outer limit stop is arranged at the upper end of one side of the position, corresponding to the outer side of the movable hinge steel plate, facing the sleeve joint part of the boot; the inner limit stop and the outer limit stop are used for limiting the movable hinge steel plate to open and close within a limited angle range;
Alloy drill bits are fixedly distributed and embedded on the side wall of the bottom of the boot sleeve joint part, and the outlet ends of the air inlet pipe and the water inlet pipe are positioned above the alloy drill bits;
The old pile pulling system further comprises a vibrating hammer which is connected with the hanging part, and the vibrating hammer sinks or lifts the steel shoe member through high-frequency vibration.
Further, the hanging part is used for hanging H-shaped steel.
Further, the boot sleeving part is formed by encircling two first H-shaped steel and a plurality of pairs of first lacing plates, the two first H-shaped steel are oppositely arranged, and the plurality of pairs of first lacing plates are fixedly arranged on two sides of the two first H-shaped steel from top to bottom respectively; and second lacing plates are further arranged on the front side and the rear side of the lower end of the web plate of the second H-shaped steel.
Further, the old pile pulling system further comprises a crane, an air compressor and a high-pressure centrifugal water pump, wherein the crane is used for hanging the vibrating hammer, the air compressor is connected with the air inlet pipe, and the high-pressure centrifugal water pump is connected with the water inlet pipe.
The utility model has the following advantages:
In summary, the utility model uses vibration pile sinking to remove the side resistance of the old pile foundation: the equipment adopts a special hinge type steel boot component with an alloy drill bit, and uses high-pressure air and high-pressure water to flush soil on the outer side of an old pile foundation, and gradually sinks to the bottom of the old pile foundation under the action of a mechanical vibrating hammer, so that the friction resistance of the old pile foundation and the soil is relieved; through the high-pressure air and high-pressure water flushing effect, the pile sinking process can be guaranteed to be little in soil extrusion or not in soil extrusion, the soil extrusion effect is avoided, the friction resistance of the old pile body can be greatly reduced, the pile pulling efficiency is high, and the construction period is shortened.
The hinge type double-spliced steel boot component of the utility model lifts the old pile foundation, and can effectively pull out the old pile: the equipment is provided with a hinge bottom supporting mechanism, when the steel cylinder boot component sinks to the position about 1m below the bottom of the old pile foundation, the steel cylinder boot component is lifted up, the movable hinge steel plate is automatically combined and supports the bottom of the old pile foundation, and the old pile is lifted up step by step under the action of the vibrating hammer, so that the effect of effectively removing the old pile is achieved.
Therefore, the steel cylinder boot component is manufactured by hanging H-shaped steel, double-spliced H-shaped steel, a batten plate, a hinge steel plate and an alloy drill bit, and the vibrating hammer, the crane, the air compressor, the high-pressure centrifugal water pump and the like are all conventional devices, so that the steel cylinder boot component is easy to assemble and relatively low in manufacturing cost, and the vibrating pile sinking and the hinge double-spliced steel cylinder boot component lift old piles, so that the old pile foundation can be effectively pulled out, the pile pulling efficiency is high, and the surrounding environment influence is small.
[ Description of the drawings ]
The utility model will be further described with reference to examples of embodiments with reference to the accompanying drawings.
FIG. 1 is a schematic view of a section steel cylinder shoe structure of a hinge type double-spliced steel cylinder shoe old pile removing system.
Fig. 2 is a cross-sectional view taken along the direction A-A in fig. 1.
Fig. 3 is a sectional view in the direction B-B of fig. 1.
Fig. 4 is a cross-sectional view taken along the direction C-C in fig. 1.
Fig. 5 is a sectional view in the direction D-D of fig. 1.
Fig. 6 is a sectional view taken along the direction E-E in fig. 1.
Fig. 7 is a cross-sectional view in the direction F-F of fig. 1.
FIG. 8 is a diagram showing the application effect of the old pile removing system for hinge type double-spliced steel cylinder boots.
FIG. 9 is a second application effect diagram of the old pile removing system for the hinge type double-spliced steel cylinder shoe.
[ Detailed description ] of the invention
The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings and detailed description. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model. The specific conditions are not noted in the examples and are carried out according to conventional conditions or conditions recommended by the manufacturer. The reagents or apparatus used were conventional products commercially available without the manufacturer's attention.
In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," 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 utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
The utility model relates to a hinge type double-spliced steel boot old pile pulling-out system, which comprises a steel boot component 10, wherein the steel boot component 10 comprises a hanging part 1, a boot type sleeving part 2, an air inlet pipe 3 and an air inlet pipe 4, the hanging part 1 is fixedly arranged above the boot type sleeving part 2, the air inlet pipe 3 and the air inlet pipe 4 are attached to the side wall of the boot type sleeving part 2 and are arranged in a diagonal manner, and the outlet ends of the air inlet pipe 3 and the air inlet pipe 4 are both positioned at the inner wall of the bottom of the boot type sleeving part 2; a pair of hinge bottom supporting mechanisms 5 are correspondingly arranged at the lower end of the inner part of the boot sleeve joint part 2;
The hinge bottom supporting mechanism 5 comprises a movable hinge steel plate 51, a rotating shaft 52, an inner limit stop 53 and an outer limit stop 54, wherein the lower part of the movable hinge steel plate 51 is rotationally connected with the rotating shaft 52, and two ends of the rotating shaft 52 are arranged on the side wall of the boot sleeving part 2 in a penetrating way; the inner limit stop 53 is arranged at the lower end of one side, which corresponds to the movable hinge steel plate 51 and faces the center position of the boot sleeving part 2, and the upper end of the inner limit stop 53 is arranged in an inclined plane; the outer limit stop 54 is arranged at the upper end of one side of the position corresponding to the outer side of the movable hinge steel plate 51, which is towards the boot sleeving part 2; the inner limit stop 53 and the outer limit stop 54 are used for limiting the movable hinge steel plate 51 to open and close within a limited angle range;
Alloy drill bits 6 are fixedly distributed and embedded on the side wall of the bottom of the boot sleeve joint part 2, and the outlet ends of the air inlet pipe 3 and the water inlet pipe 4 are positioned above the alloy drill bits 6;
The old pile pulling-out system further comprises a vibrating hammer 20, wherein the vibrating hammer 20 is connected with the hanging part 1, and the vibrating hammer 20 sinks or lifts the steel shoe member 10 through high-frequency vibration.
The hanging part is used for hanging the H-shaped steel 11 and comprises a second web 111 and second flanges 112 arranged on two sides of the second web.
The boot sleeving part 2 is formed by encircling two first H-shaped steel 21 and a plurality of pairs of first lacing plates 22, the two first H-shaped steel 21 are oppositely arranged, and the plurality of pairs of first lacing plates 22 are respectively and fixedly arranged on two sides of the two first H-shaped steel 21 from top to bottom; second lacing plates 23 are further arranged on the front side and the rear side of the lower end of the first web 211 of the second H-shaped steel 21, and the first H-shaped steel 21 further comprises two first flanges 212.
The old pile removing system further comprises a crane 30, an air compressor 40 and a high-pressure centrifugal water pump 50, wherein the crane 30 is used for hanging the vibrating hammer 20, the air compressor 40 is connected with the air inlet pipe 3, and the high-pressure centrifugal water pump 50 is connected with the water inlet pipe 4.
The utility model discloses a method for pulling out old piles by a hinge type double-spliced steel cylinder shoe old pile pulling-out system, which comprises the following steps:
After the obstacle clearance axis is determined, a hinge type double-spliced steel boot component is manufactured; the steel shoe member 10, the vibratory hammer 20, the crane 30, the air compressor 40, the high pressure centrifugal water pump 50 and the like are assembled in place.
Step one: lifting the steel shoe member 10 by using a crane 30, sleeving the bottom of the steel shoe member 10 into an old pile 100, tightly attaching two movable hinge steel plates 51 to webs of left and right first H-shaped steel 21 under the action of soil pushing, lifting the 120-150 kw high-frequency vibrating hammer 20 to vibrate the sinking steel shoe member 10 to a position 1m below the pile bottom of the old pile 100 by using the crane 30, and flushing soil on the pile side by using an air compressor 40 and a high-pressure centrifugal water pump 50 in the sinking process for relieving pile side friction resistance (the concrete vibrating hammer 20 power, the air compressor 40 and the high-pressure centrifugal water pump 50 are comprehensively determined by combining factors such as the pile diameter, the pile length and the geological condition of the actual old pile 100); wherein the air displacement of the air compressor 40 is not less than 8-10 m 3/min, the pumping pressure is 0.8-1.2 MPa, the maximum pressure of the high-pressure centrifugal water pump 50 is 60-80 kg/cm 2, and the maximum flow is 200-250L/min;
Step two: lifting the 120-150 kw vibrating hammer 20 to vibrate and lift the steel cylinder boot component 10 by using the crane 30, automatically closing and clamping the bottom of the old pile 100 by using the two movable hinge steel plates 51 under the action of soil resistance, lifting the old pile foundation, and smoothly pulling out the old pile 100;
Step three: after the old pile 100 is pulled out, the pile hole is backfilled, and cement slurry is used for backfilling into the pile hole.
In summary, the utility model uses vibration pile sinking to remove the side resistance of the old pile foundation: the equipment adopts a special hinge type steel boot component with an alloy drill bit, and uses high-pressure air and high-pressure water to flush soil on the outer side of an old pile foundation, and gradually sinks to the bottom of the old pile foundation under the action of a mechanical vibrating hammer, so that the friction resistance of the old pile foundation and the soil is relieved; through the high-pressure air and high-pressure water flushing effect, the pile sinking process can be guaranteed to be little in soil extrusion or not in soil extrusion, the soil extrusion effect is avoided, the friction resistance of the old pile body can be greatly reduced, the pile pulling efficiency is high, and the construction period is shortened.
The hinge type double-spliced steel boot component of the utility model lifts the old pile foundation, and can effectively pull out the old pile: the equipment is provided with a hinge bottom supporting mechanism, when the steel cylinder boot component sinks to the position about 1m below the bottom of the old pile foundation, the steel cylinder boot component is lifted up, the movable hinge steel plate is automatically combined and supports the bottom of the old pile foundation, and the old pile is lifted up step by step under the action of the vibrating hammer, so that the effect of effectively removing the old pile is achieved.
Therefore, the equipment of the utility model is easy to assemble and has low cost: the steel cylinder boot component is manufactured by hanging H-shaped steel, double-spliced H-shaped steel, a lacing plate, a hinge steel plate and an alloy drill bit, the vibrating hammer, the crane, the air compressor, the high-pressure centrifugal water pump and the like are conventional equipment, the assembly can be easily carried out, the manufacturing cost is relatively low, the old pile can be effectively pulled out by the vibrating pile sinking and hinge double-spliced steel cylinder boot component, the pile pulling efficiency is high, and the influence on the surrounding environment is small.
While specific embodiments of the utility model have been described above, it will be appreciated by those skilled in the art that the specific embodiments described are illustrative only and not intended to limit the scope of the utility model, and that equivalent modifications and variations of the utility model in light of the spirit of the utility model will be covered by the claims of the present utility model.
Claims (4)
1. The utility model provides a old stake of hinge type double pin steel boot pulls out system which characterized in that: the old pile pulling-out system comprises a steel boot component, wherein the steel boot component comprises a hanging part, a boot type sleeving part, an air inlet pipe and a water inlet pipe, the hanging part is fixedly arranged above the boot type sleeving part, the air inlet pipe and the water inlet pipe are attached to the side wall of the boot type sleeving part and are arranged in a diagonal manner, and the outlet ends of the air inlet pipe and the water inlet pipe are both positioned at the inner wall of the bottom of the boot type sleeving part; the lower end of the inside of the boot sleeve joint part is correspondingly provided with a pair of hinge bottom supporting mechanisms;
The hinge support bottom mechanism comprises a movable hinge steel plate, a rotating shaft, an inner limit stop block and an outer limit stop block, wherein the lower part of the movable hinge steel plate is rotationally connected with the rotating shaft, and two ends of the rotating shaft are arranged on the side wall of the boot sleeving part in a penetrating manner; the inner limit stop is arranged at the lower end of one side of the movable hinge steel plate, which faces the center of the boot sleeving part, and the upper end of the inner limit stop is inclined; the outer limit stop is arranged at the upper end of one side of the position, corresponding to the outer side of the movable hinge steel plate, facing the sleeve joint part of the boot; the inner limit stop and the outer limit stop are used for limiting the movable hinge steel plate to open and close within a limited angle range;
Alloy drill bits are fixedly distributed and embedded on the side wall of the bottom of the boot sleeve joint part, and the outlet ends of the air inlet pipe and the water inlet pipe are positioned above the alloy drill bits;
The old pile pulling system further comprises a vibrating hammer which is connected with the hanging part, and the vibrating hammer sinks or lifts the steel shoe member through high-frequency vibration.
2. The old stake withdrawal system of hinge type double pin steel cylinder boots according to claim 1, wherein: the hanging part is used for hanging H-shaped steel.
3. The old stake withdrawal system of hinge type double pin steel cylinder boots according to claim 1, wherein: the boot sleeving part is formed by encircling two first H-shaped steel and a plurality of pairs of first lacing plates, the two first H-shaped steel are oppositely arranged, and the plurality of pairs of first lacing plates are fixedly arranged on two sides of the two first H-shaped steel from top to bottom respectively; and second lacing plates are further arranged on the front side and the rear side of the lower end of the web plate of the second H-shaped steel.
4. The old stake withdrawal system of hinge type double pin steel cylinder boots according to claim 1, wherein: the old pile pulling system further comprises a crane, an air compressor and a high-pressure centrifugal water pump, wherein the crane is used for hanging the vibrating hammer, the air compressor is connected with the air inlet pipe, and the high-pressure centrifugal water pump is connected with the water inlet pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322633341.XU CN220927846U (en) | 2023-09-27 | 2023-09-27 | Old stake of hinge type double pin steel cylinder boots pulls out system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322633341.XU CN220927846U (en) | 2023-09-27 | 2023-09-27 | Old stake of hinge type double pin steel cylinder boots pulls out system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220927846U true CN220927846U (en) | 2024-05-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322633341.XU Active CN220927846U (en) | 2023-09-27 | 2023-09-27 | Old stake of hinge type double pin steel cylinder boots pulls out system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220927846U (en) |
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2023
- 2023-09-27 CN CN202322633341.XU patent/CN220927846U/en active Active
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