CN210975789U - Low clearance pile machine for squeezing and expanding broken stone - Google Patents
Low clearance pile machine for squeezing and expanding broken stone Download PDFInfo
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- CN210975789U CN210975789U CN201921826896.3U CN201921826896U CN210975789U CN 210975789 U CN210975789 U CN 210975789U CN 201921826896 U CN201921826896 U CN 201921826896U CN 210975789 U CN210975789 U CN 210975789U
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- 239000004575 stone Substances 0.000 title claims description 9
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 60
- 239000010959 steel Substances 0.000 claims abstract description 60
- 238000000034 method Methods 0.000 claims description 8
- 238000003780 insertion Methods 0.000 claims description 7
- 230000037431 insertion Effects 0.000 claims description 7
- 238000010276 construction Methods 0.000 abstract description 12
- 239000002689 soil Substances 0.000 abstract description 12
- 239000000463 material Substances 0.000 description 3
- 238000005056 compaction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000000945 filler Substances 0.000 description 2
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 1
- 235000017491 Bambusa tulda Nutrition 0.000 description 1
- 241001330002 Bambuseae Species 0.000 description 1
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 1
- 239000011425 bamboo Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
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- Placing Or Removing Of Piles Or Sheet Piles, Or Accessories Thereof (AREA)
Abstract
A low clearance pile driver for squeezing and expanding gravel belongs to the technical field of gravel piles, one end of a pile frame is fixedly connected with a vertical rod, a hollow vibrating head vertically slides along a slide way on one side of the vertical rod, a winch steel cable is connected with the hollow vibrating head, the bottom of the hollow vibrating head is fixedly connected with a steel pile casing, and a pile hammer connected with the winch steel cable is sleeved in the steel pile casing. The utility model has the advantages that: the construction can be carried out in a place with limited height in a construction area and close to a special building (structure); through the mechanical extruding and expanding construction, the construction quality of the gravel pile is improved, the compactness of the pile and the soil between the piles is increased, and therefore the bearing capacity of the reinforced foundation soil is improved.
Description
Technical Field
The utility model belongs to the technical field of a rubble stake machine, in particular to low headroom crowded, expands rubble stake machine.
Background
The gravel pile is convenient to construct and low in cost, and is widely applied to foundation treatment in the field of construction facilities. The traditional construction process comprises a vibration pipe sinking method and a vibration punching method, but the two processes cannot be implemented in special areas, such as limited high requirements or construction areas adjacent to special buildings.
Disclosure of Invention
The invention aims to overcome the defects and provides a low-clearance gravel squeezing and expanding pile machine which can be constructed in a place with limited height in a construction area and adjacent to a special building (structure); through the mechanical extruding and expanding construction, the construction quality of the gravel pile is improved, the compactness of the pile and the soil between the piles is increased, and therefore the bearing capacity of the reinforced foundation soil is improved.
The utility model aims at realizing through the following technical scheme: a low clearance gravel squeezing and expanding pile machine comprises a pile frame, a vertical rod fixedly connected to one end of the pile frame, a hollow vibrating head connected to the vertical rod in a sliding manner along the vertical direction, and a winch for driving the hollow vibrating head to move and connecting the hollow vibrating head with the hollow vibrating head through a steel cable; the method is characterized in that: the vibration head also comprises a steel casing fixedly connected to the bottom of the hollow vibration head and a column hammer sleeved inside the steel casing and connected with a steel cable of the winch; the top of the hollow vibrating head is connected with a steel cable of the winch, one side of the upright rod close to the hollow vibrating head is provided with a slideway, and one side of the hollow vibrating head close to the upright rod is provided with a sliding block which is embedded on the slideway.
The lateral wall installation draw-hammer device of a steel casing, the draw-hammer device by the symmetry set up in two jacks of a steel casing lateral wall, be located the base of two jack tops, connect axis of rotation and one end on the base and be connected, the L type pins that the other end inserted the jack constitute, the height of jack is a little higher than the column hammer height.
And a filling opening is formed in the upper part of the steel casing.
The top of the upright stanchion is provided with a machine head, and the machine head is provided with a pulley through which the steel cable passes.
The utility model has the advantages and beneficial effects that:
1. the vertical rod of the pile machine is reduced to be below 8 meters, and then the impact of a column hammer is utilized to form a hole, so that a long pile can be constructed by utilizing a low pile frame; and the hammer clamping device is utilized to enable the steel pile casing and the column hammer to be integrated for reverse insertion and compaction, and interference avoidance on a building close to a special building (structure) can be realized.
2. A certain gap is reserved between the column hammer and the steel casing to ensure that the column hammer does free-falling motion in the steel casing.
3. The steel pile casing provides a channel for the up and down stroke of the column hammer, the hole collapse phenomenon is easy to occur in the hole forming process in loose soil such as miscellaneous filling soil, and the steel pile casing can play a role in wall protection.
4. The pile-forming power is a hollow vibrating head and a column hammer driven by a winch, the column hammer is lifted by the winch to reach a certain height and then is subjected to free-falling motion, and a soil body is rammed during hole forming to form a hole; in the lower (deep) part, the lower (deep) part of the gravel pile can be fully squeezed and expanded through the tamping of a high-energy column hammer, so that the compactness of the pile body and the soil between the piles is greatly improved; at last (shallow), make a steel protect a section of thick bamboo low mouth and pile hammer low side parallel and level through the card hammer device, form one and seal low mouth, the vibration of cavity vibration head and the anti-effect of inserting of pile hammer weight matched with had both reached the effect of anti-closely knit pile body and stake interpilal soil of inserting, simultaneously, also reduced the influence to closing on special building (structure).
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a side view of fig. 1.
Fig. 3 is a partial schematic view of the hammer device.
Fig. 4 is a construction diagram.
The device comprises a hollow vibrating head 1, a hammer clamping device 2, a steel casing 3, a column hammer 4, a pile frame 5, a vertical rod 6, a slideway 7, a steel cable 8, a winch 9, a jack 10, a base 11, a rotating shaft 12, a pin 13-L, a filling port 14, a nose 15, a pulley 16, an S-upper (shallow) part, namely a hole formed in the length range of the steel casing and a pile body formed by reverse insertion, and an X-lower (deep) part, namely a hole formed by impact of the column hammer and a pile body formed by extrusion.
Detailed Description
The embodiment is that as shown in figures 1-3, a low clearance gravel squeezing and expanding pile machine comprises a pile frame 5, two winches 9 are fixed on the pile frame 5, one end of the pile frame 5 is fixedly connected with a vertical rod 6 with the height smaller than 8 m, a machine head 15 is installed at the top of the vertical rod 6, two pulleys 16 for two steel cables 8 of the two winches 9 to pass through are installed on the machine head 15, a hollow vibration head 1 is connected with the vertical rod 6 in a sliding mode along the vertical direction, a slide 7 is arranged on one side, close to the hollow vibration head 1, of the vertical rod 6, one side, close to the vertical rod 6, of the hollow vibration head 1 is located in the slide 7, the steel cable 8 of one winch 9 is connected with the top of the hollow vibration head 1 and drives the hollow vibration head 1 to move, the bottom of the hollow vibration head 1 is fixedly connected with a steel pile casing 3 through a flange, a pile hammer 4 is installed in the steel pile casing 3, another steel cable 8 of the other winch 9 penetrates through the hollow vibration head 1 and is connected with the pile hammer 4, a certain gap exists between the pile hammer and the steel casing to ensure that the pile hammer 3 does free falling motion in the steel casing in a rotating shaft, the steel casing 3 is arranged on the steel casing 3, a steel casing, a pile casing is connected with a pile hammer plug device 3510, the steel casing, when the steel casing is located at the steel casing, the steel casing 3, the steel casing is located at a lower end of the steel casing, the steel casing is higher part of the steel casing, the steel casing is located at the steel casing.
The working principle is as follows: as shown in figure 4 of the drawings,
1) and the pile driver is in place: placing the steel casing at the position of the pile measured in advance, leveling and straightening the pile machine, as shown in a figure a;
2) forming a hole to the designed depth: lifting a column hammer by a winch through a non-winding steel wire rope, tamping a soil body by a free falling body, starting a hollow vibrating head at the same time, and sinking a steel casing to a certain depth to form an upper (shallow) part hollow hole under the action of the column hammer and the hollow vibrating head in the first step; secondly, lifting the column hammer, continuously tamping the soil body to form a hole, forming the hole to the designed depth, and forming a lower (deep) part hollow hole, so far, completing the hole forming process, as shown in a figure b;
3) lower (deep) packing: during filling, the column hammer is lifted up to enable the bottom end of the column hammer to be higher than a filling opening, materials such as broken stones and the like are filled into the filling opening in a grading manner by using a tool, then the column hammer is lowered down to tamp the materials such as the broken stones and the like by the column hammer, the materials are gradually squeezed and expanded by the tamping hammer to rise, the broken stones are squeezed and expanded to form a pile, and soil between the piles is further compacted by the squeezing and expanding action of the column hammer on the broken stones, as shown in figures c and d;
4) upper (shallow) part filler: when the filler is squeezed and expanded to the bottom opening of the steel pile casing, proper amount of broken stones are filled in a fractional manner, the steel pile casing is lifted to a certain height through the vibration force of the hollow vibration head, the column hammer is lowered to enable the bottom opening of the steel pile casing to be flush with the bottom end of the column hammer, the column hammer is clamped by a hammer clamping device on the steel pile casing to enable the steel pile casing and the column hammer to form a whole, the hollow vibration head is started, the self weight of the pile driver is added, the steel pile casing and the column hammer are inserted into the gravel pile body together to play a role of reverse insertion and compaction, and the operation is repeated as shown in figures e and f;
5) and tamping, compacting and expanding the broken stones to the designed pile top height according to the construction method to form the pile, as shown in a graph g.
Claims (4)
1. A low clearance gravel squeezing and expanding pile machine comprises a pile frame, a vertical rod fixedly connected to one end of the pile frame, a hollow vibrating head connected to the vertical rod in a sliding manner along the vertical direction, and a winch for driving the hollow vibrating head to move and connecting the hollow vibrating head with the hollow vibrating head through a steel cable; the method is characterized in that: the vibration head also comprises a steel casing fixedly connected to the bottom of the hollow vibration head and a column hammer sleeved inside the steel casing and connected with a steel cable of the winch; the top of the hollow vibrating head is connected with a steel cable of the winch, one side of the upright rod close to the hollow vibrating head is provided with a slideway, and one side of the hollow vibrating head close to the upright rod is provided with a sliding block which is embedded on the slideway.
2. The low clearance pile driver for squeezing and expanding broken stones as claimed in claim 1, wherein said steel casing has a side wall mounted with a locking device, said locking device is composed of two insertion holes symmetrically arranged on the side wall of the steel casing, a base above the two insertion holes, a rotation shaft connected to the base, and L type pins with one end connected to the rotation shaft and the other end inserted into the insertion holes, said insertion holes are higher than the pile hammer.
3. The low clearance rubble machine of crowded, expanding of claim 1, characterized by: and a filling opening is formed in the upper part of the steel casing.
4. The low clearance rubble machine of crowded, expanding of claim 1, characterized by: the top of the upright stanchion is provided with a machine head, and the machine head is provided with a pulley through which the steel cable passes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921826896.3U CN210975789U (en) | 2019-10-29 | 2019-10-29 | Low clearance pile machine for squeezing and expanding broken stone |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921826896.3U CN210975789U (en) | 2019-10-29 | 2019-10-29 | Low clearance pile machine for squeezing and expanding broken stone |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210975789U true CN210975789U (en) | 2020-07-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921826896.3U Active CN210975789U (en) | 2019-10-29 | 2019-10-29 | Low clearance pile machine for squeezing and expanding broken stone |
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| Country | Link |
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| CN (1) | CN210975789U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115492080A (en) * | 2022-09-21 | 2022-12-20 | 江苏乐筑建设工程有限公司 | A vibro-pile forming system and vibro-pile construction technology combined with immersed pipe method |
-
2019
- 2019-10-29 CN CN201921826896.3U patent/CN210975789U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115492080A (en) * | 2022-09-21 | 2022-12-20 | 江苏乐筑建设工程有限公司 | A vibro-pile forming system and vibro-pile construction technology combined with immersed pipe method |
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