CN213952200U - Device for preventing pile head of PHC precast tubular pile from entering soil - Google Patents
Device for preventing pile head of PHC precast tubular pile from entering soil Download PDFInfo
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- CN213952200U CN213952200U CN202022216027.8U CN202022216027U CN213952200U CN 213952200 U CN213952200 U CN 213952200U CN 202022216027 U CN202022216027 U CN 202022216027U CN 213952200 U CN213952200 U CN 213952200U
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Abstract
The utility model discloses a prevent that PHC precast tubular pile head from advancing native device, include the connecting piece, prevent into native mechanism and damping mechanism, it has arc wall and screw hole to open on the connecting piece, and the screw hole cooperatees with tubular pile head, prevent into native mechanism and include solid fixed cylinder, gu fixed cylinder adopts the toper structure, is equipped with at the top of solid fixed cylinder and bends, bend and install in the edge of solid fixed cylinder, and install the limiting plate on bending, the limiting plate with arc wall on the connecting piece cooperatees. The utility model discloses only need with the mounting pass through the bolt fastening can on tubular pile head, the operation is fairly simple, ordinary constructor is operatable promptly, has improved the efficiency of construction greatly, damping mechanism can play the effect of buffering when earth falls in a large number to the device, prevents that the dead weight of earth is great to crush the device, not only can be fine prevent that earth from entering into tubular pile head in, can also improve the device's life greatly.
Description
Technical Field
The utility model belongs to the technical field of prevent advancing native device, in particular to prevent that PHC precast tubular pile head from advancing native device.
Background
After the excavation construction of the foundation pit of the PHC tubular pile foundation is completed, a reinforcement cage needs to be arranged below the pile core on the upper part of the pile body, and micro-expansion concrete is poured. Because the stake hole is less, remove the soil process and often adopt high-pressure squirt to spray, if meet the condition such as soil property is more sticky then take more labour and energy, the result of processing is still not ideal as far as possible. At present, large-area industrial buildings are more and more, single buildings often comprise thousands of piles to thousands of piles, and the soil removing process consumes a large amount of manpower and financial resources.
Through retrieval application number 201520761079. X's utility model patent, disclose a PHC tubular pile head cover plate of preventing soil, it includes a diameter with the round cover that PHC tubular pile head matches, this round cover covers on the pile head as sealed the pad with the sponge that the shape equals to be connected in round cover all around bolt and PHC tubular pile head. The utility model discloses can prevent to advance soil in the PHC tubular pile. The round cover plate is covered on the pile head by using sponge as a raw material, and has the following defects in the actual use process: (1) the process is complex, the material is difficult to buy in the market, and the construction period can be influenced invisibly. (2) The sponge is used as a sealing gasket, and when the load of the upper earthwork is too heavy, the sponge sealing gasket can fall into the pile core, so that the effect of preventing the soil from entering the pile cannot be achieved.
Disclosure of Invention
The utility model aims at overcoming not enough among the prior art, the utility model provides a prevent that PHC precast tubular pile head from advancing native device is provided, the device only need with the mounting pass through the bolt fastening can on tubular pile head, the operation is fairly simple, ordinary constructor is operable promptly, the efficiency of construction is greatly improved, damping mechanism can play the effect of buffering when earth falls in the device in a large number, prevent that the dead weight of earth is great to crush the device, not only can be fine prevent that earth from entering into tubular pile head in, the life of the device can also be greatly improved.
In order to realize the purpose, the utility model discloses a technical scheme is:
the utility model provides a prevent that PHC precast tubular pile head from advancing native device, includes the connecting piece, prevents into native mechanism and damping mechanism, it has arc wall and screw hole to open on the connecting piece, and the screw hole cooperatees with tubular pile head, prevent into native mechanism including the solid fixed cylinder, the adoption toper structure of solid fixed cylinder is equipped with at the top of solid fixed cylinder and bends, bend and install the edge at the solid fixed cylinder, and install the limiting plate on bending, the limiting plate with arc wall on the connecting piece cooperatees, damping mechanism establish the connecting piece with bend between, and damping mechanism's one end install on the connecting piece, the other end is installed on bending, the inboard of limiting plate.
Preferably, arc wall and screw hole all are equipped with a plurality ofly, and a plurality of arc walls and the even distribution of screw hole are on the connecting piece, and a plurality of screw holes can be fixed the mounting on tubular pile head, have guaranteed the stability of mounting, have guaranteed the stability of solid fixed cylinder simultaneously to can prevent that earth from entering into tubular pile head, improve work efficiency.
Preferably, the limiting plate is equipped with a plurality ofly, a plurality of limiting plates with the arc wall one-to-one, the limiting plate can guarantee that a fixed section of thick bamboo moves in upper and lower direction, prevents that earth from entering into tubular pile head, has improved work efficiency.
Preferably, damping mechanism is equipped with a plurality ofly, and a plurality of damping mechanism evenly distributed are on the connecting piece, and damping mechanism can play the effect of buffering when earth drops in a large number to the device, prevents that the dead weight of earth is great to crush the device, not only can be fine prevent that earth from entering into tubular pile head in, can also improve the device's life greatly.
Preferably, damping mechanism includes telescopic link and damping spring, the one end of telescopic link is installed on the connecting piece, the other end is fixed prevent advancing on bending in the native mechanism, the damping spring cup joints on the telescopic link, and the telescopic link can play fixed effect, and can follow the barrel up-and-down motion, and the damping spring plays the cushioning effect, has improved the device's life greatly, can also play the effect that resets simultaneously for the device can cyclic utilization, has reduced manufacturing cost, has improved work efficiency.
Preferably, the connecting piece, the soil feeding prevention mechanism and the vibration reduction mechanism are all made of stainless steel materials, so that the safety of the device is guaranteed, the service life of the device is prolonged, the production cost is reduced, and the working efficiency is improved.
The utility model has the advantages that:
1) this device only need with the mounting pass through the bolt fastening on tubular pile head can, the operation is fairly simple, ordinary constructor is operatable promptly, has improved the efficiency of construction greatly, damping mechanism can play the effect of buffering when earth falls in the device in a large number, prevents that the dead weight of earth is great to crush the device, not only can be fine prevent that earth from entering into tubular pile head in, can also improve the device's life greatly.
2) This device arc wall and screw hole all are equipped with a plurality ofly, and a plurality of arc walls and the even distribution of screw hole are on the connecting piece, and a plurality of screw holes can be fixed the mounting on tubular pile head, have guaranteed the stability of mounting, have guaranteed the stability of a solid fixed cylinder simultaneously to can prevent that earth from entering into tubular pile head in, improve work efficiency.
3) This device limiting plate is equipped with a plurality ofly, a plurality of limiting plates with the arc wall one-to-one, the limiting plate can guarantee that the solid fixed cylinder moves in upper and lower direction, prevents that earth from entering into tubular pile head, has improved work efficiency.
4) The device is provided with a plurality of vibration reduction mechanisms which are uniformly distributed on the connecting piece, and the vibration reduction mechanisms can play a role in buffering when a large amount of soil falls into the device, so that the device is prevented from being crushed by heavy dead weight of the soil, the soil can be well prevented from entering a pile head of the tubular pile, and the service life of the device can be greatly prolonged; damping mechanism includes telescopic link and damping spring, the one end of telescopic link is installed on the connecting piece, the other end is fixed prevent advancing on bending in the native mechanism, damping spring cup joints on the telescopic link, and the telescopic link can play fixed effect, and can follow the barrel up-and-down motion, and damping spring plays the cushioning effect, has improved the device's life greatly, can also play the effect of resetting simultaneously for the device can cyclic utilization, has reduced manufacturing cost, has improved work efficiency.
5) The connecting piece, the soil-feeding-preventing mechanism and the vibration damping mechanism are all made of stainless steel, so that the safety of the device is guaranteed, the service life of the device is prolonged, the production cost is reduced, and the working efficiency is improved.
Drawings
Fig. 1 is the utility model relates to a prevent that PHC precast tubular pile head from advancing native device schematic structure.
Fig. 2 is a bottom view of the soil-feeding prevention mechanism of the present invention.
Fig. 3 is an exploded view of the damping mechanism of the present invention.
Fig. 4 is a schematic structural diagram of the connecting member of the present invention.
Fig. 5 is an installation effect diagram of the present invention.
In the figure: 1. an anti-soil-feeding mechanism; 101. bending; 102. a fixed cylinder; 103. a limiting plate; 2. a vibration reduction mechanism; 201. a telescopic rod; 202. a damping spring; 3. a connecting member; 301. an arc-shaped slot; 302. a threaded bore.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to fig. 1-5, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description of the present invention, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
The utility model provides a prevent that PHC precast tubular pile head from advancing native device, includes connecting piece 3, prevents advancing native mechanism 1 and damping mechanism 2, it has arc wall 301 and screw hole 302 to open on the connecting piece 3, and screw hole 302 cooperatees with tubular pile head, prevent advancing native mechanism 1 and include solid fixed cylinder 102, solid fixed cylinder 102's adoption toper structure is equipped with the 101 of bending at solid fixed cylinder 102's top, bend 101 and install the edge at solid fixed cylinder 102, and install limiting plate 103 on bending 101, limiting plate 103 with arc wall 301 on the connecting piece 3 cooperatees, damping mechanism 2 establish at connecting piece 3 with bend between 101, and damping mechanism 2's one end is installed on connecting piece 3, the other end is installed on bending 101, limiting plate 103's inboard.
Wherein, this device only need with the mounting through the bolt fastening on tubular pile head can, the operation is fairly simple, ordinary constructor is operatable promptly, has improved the efficiency of construction greatly, damping mechanism 2 can play the effect of buffering when earth falls in the device in a large number, prevent that the dead weight of earth is great to crush the device, not only can be fine prevent that earth from entering into tubular pile head in, can also improve the device's life greatly.
Limiting plate 103 is equipped with a plurality ofly, a plurality of limiting plates 103 with arc wall 301 one-to-one, limiting plate 103 can guarantee that fixed cylinder 102 moves in upper and lower direction, prevents that earth from entering into tubular pile head, has improved work efficiency.
The connecting piece 3, the soil-feeding-preventing mechanism 1 and the vibration damping mechanism 2 are all made of stainless steel materials, so that the safety of the device is guaranteed, the service life of the device is prolonged, the production cost is reduced, and the working efficiency is improved.
The construction of the PHC precast tubular pile on site is generally that two sections are combined into a group, when the pile top of a group of tubular piles sinks to about 30cm from the natural ground, the pile feeding is stopped temporarily, the device is taken to fix the connecting piece 3 on the pile head through a bolt, and then a pile feeder can be placed above the pile feeding device to feed the pile until the tubular piles reach the elevation required by design, so that the phenomenon of soil feeding cannot occur in the pile core in the process of feeding the pile from the ground to the ground.
The foregoing is merely exemplary and illustrative of the structure of the invention, and various modifications, additions and substitutions as described in relation to the specific embodiments described herein may be made by those skilled in the art without departing from the scope of the invention as defined in the accompanying claims.
Claims (6)
1. The utility model provides a prevent that PHC precast tubular pile head from advancing native device, a serial communication port, including the connecting piece, prevent advancing native mechanism and damping mechanism, it has arc wall and screw hole to open on the connecting piece, and the screw hole cooperatees with tubular pile head, prevent advancing native mechanism and including a solid fixed cylinder, a solid fixed cylinder adopts the toper structure, is equipped with at the top of a solid fixed cylinder and bends, bend and install the edge at a solid fixed cylinder, and install the limiting plate on bending, the limiting plate with arc wall on the connecting piece cooperatees, damping mechanism establish the connecting piece with between bending, and damping mechanism's one end install on the connecting piece, the other end is installed on bending, the inboard of limiting plate.
2. The device for preventing the pile head of the PHC precast tubular pile from entering the soil as claimed in claim 1, wherein the arc-shaped grooves and the threaded holes are provided in plurality, and the arc-shaped grooves and the threaded holes are uniformly distributed on the connecting piece.
3. The device for preventing the pile head of the PHC precast tubular pile from entering the soil as claimed in claim 2, wherein a plurality of limiting plates are provided, and the plurality of limiting plates correspond to the arc-shaped grooves one by one.
4. The device for preventing the pile head of the PHC precast tubular pile from entering the soil as claimed in claim 1, wherein a plurality of vibration reduction mechanisms are arranged and uniformly distributed on the connecting piece.
5. The device of claim 4, wherein the damping mechanism comprises a telescopic rod and a damping spring, one end of the telescopic rod is mounted on the connecting piece, the other end of the telescopic rod is fixed on a bend on the soil feeding prevention mechanism, the damping spring is sleeved on the telescopic rod, and the telescopic rod can play a role in fixing and can follow up and down movement of the barrel.
6. The device for preventing the pile head of the PHC precast tubular pile from entering the soil as claimed in claim 1, wherein the connecting member, the soil entering preventing mechanism and the vibration damping mechanism are all made of stainless steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022216027.8U CN213952200U (en) | 2020-09-30 | 2020-09-30 | Device for preventing pile head of PHC precast tubular pile from entering soil |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022216027.8U CN213952200U (en) | 2020-09-30 | 2020-09-30 | Device for preventing pile head of PHC precast tubular pile from entering soil |
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| CN213952200U true CN213952200U (en) | 2021-08-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202022216027.8U Active CN213952200U (en) | 2020-09-30 | 2020-09-30 | Device for preventing pile head of PHC precast tubular pile from entering soil |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115075224A (en) * | 2022-07-12 | 2022-09-20 | 中建八局第一建设有限公司 | Steel-flexible combined multifunctional baffle plate for precast tubular pile and implementation method |
-
2020
- 2020-09-30 CN CN202022216027.8U patent/CN213952200U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115075224A (en) * | 2022-07-12 | 2022-09-20 | 中建八局第一建设有限公司 | Steel-flexible combined multifunctional baffle plate for precast tubular pile and implementation method |
| CN115075224B (en) * | 2022-07-12 | 2023-07-07 | 中建八局第一建设有限公司 | Steel-flexible combined multifunctional baffle for prefabricated pipe piles and implementation method |
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