CN214530661U - Protection device for prevent earth from flowing backward pile core in tubular pile construction - Google Patents
Protection device for prevent earth from flowing backward pile core in tubular pile construction Download PDFInfo
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- CN214530661U CN214530661U CN202022449680.9U CN202022449680U CN214530661U CN 214530661 U CN214530661 U CN 214530661U CN 202022449680 U CN202022449680 U CN 202022449680U CN 214530661 U CN214530661 U CN 214530661U
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Abstract
The utility model relates to a prevent that earth from flowing backward pile core's protector in tubular pile construction, include: the supporting part is used for contacting the top end face of the tubular pile and supporting the whole protective device; the bearing part is used for storing soil dropped into the tubular pile core and is connected with the supporting part; and a deployment section for suspending the guard and moving the position thereof; the supporting part is of an annular structure, at least the inner diameter of the supporting part is not more than that of the tubular pile, and one side of the supporting part, which is in contact with the end face of the tubular pile, is a flat plane; the bearing part is a closed structure with an opening at the upper end, is arranged in the inner side of the tubular pile and is suspended in the air, and the bottom of the bearing part is arranged towards the direction of one end far away from the supporting part; the outer diameter of the bottom of the supporting part is smaller than the inner diameter of the supporting part; the blending part is connected with the inner side wall of the bearing part. The utility model discloses simple structure and easily control, can effectual garrulous silicon material bits prevent earth to get into the pile core, guarantee follow-up pile core concrete and pour the quality, construction facility and long service life, reuse rate is high.
Description
Technical Field
The utility model belongs to the technical field of the pile foundation construction, especially, relate to a protector that prevents earth from flowing backward stake core in tubular pile construction.
Background
The concrete prestressed pipe pile technology is widely applied to the field of pile foundation construction, and the pipe pile construction sequence is generally pile foundation in-place, first pile hoisting, pile sinking, second pile hoisting, pile splicing, pile sinking, pile feeding to a designed elevation, and final pressure value checking and recording. After construction, the pile core of the tubular pile is easy to enter soil, and is difficult to clean after subsequent excavation, so that the subsequent concrete pouring quality of the pile core is influenced, and the construction period and the labor cost are simultaneously influenced.
SUMMERY OF THE UTILITY MODEL
The utility model provides a prevent that earth from flowing backward pile core's protector in tubular pile construction has solved the technical problem that earth flows backward the pile core easily in the current tubular pile construction.
In order to solve the technical problem, the utility model discloses a technical scheme is:
prevent that earth from flowing backward pile core's protector in tubular pile construction, include:
the supporting part is used for contacting the top end face of the tubular pile and supporting the whole protective device;
the bearing part is used for storing soil dropped into the tubular pile core and is connected with the supporting part;
and a deployment section for suspending the guard and moving its position;
the supporting part is of an annular structure, at least the inner diameter of the supporting part is not larger than that of the tubular pile, and one side of the supporting part, which is in contact with the end face of the tubular pile, is a flat plane;
the bearing part is a closed structure with an opening at the upper end, is arranged inside the tubular pile in a hanging manner, and the bottom of the bearing part is arranged towards the direction of one end far away from the supporting part; the outer diameter of the bottom of the bearing part is smaller than the inner diameter of the supporting part;
the allocation part is connected with the inner side wall of the bearing part.
Further, the outer diameter of the supporting part is larger than the inner diameter of the tubular pile and smaller than the outer diameter of the tubular pile; the ring diameter value of the supporting part is half of the thickness of the side wall of the tubular pile, and the inner diameter of the supporting part is the same as that of the top end face of the tubular pile.
Further, the bearing part comprises a tray arranged at the bottom and a cover body connected with the tray, and the upper end face of the cover body is connected with the supporting part.
Furthermore, the diameter of the upper end face of the cover body is larger than that of the lower end face of the cover body, the upper end face of the cover body is matched with the inner wall face of the supporting part, and the lower end face of the cover body is matched with the outer diameter face of the tray.
Further, the included angle between the cover body bus and the tray is not less than 90 degrees and not more than 150 degrees.
Further, the thickness of the tray is the same as that of the cover body, and the thickness of the tray is not larger than that of the supporting part.
Furthermore, the allocation part at least comprises a hanging head for hanging and a connecting rod integrally connected with the hanging head, and one end of the connecting rod, which is far away from the hanging head, is connected with the tray or the cover body or the supporting part.
Further, the connecting rod is detachably connected with the tray or the cover body or the supporting part.
Furthermore, the hanging head is of a circular structure, a C-shaped structure or a U-shaped structure.
Compared with the prior art, adopt the utility model discloses protector, simple structure and easily control, can effectual garrulous silicon material bits prevent earth to get into the stake core, guarantee follow-up stake core concrete and pour the quality, construction facility and long service life, reuse rate is high.
Drawings
Fig. 1 is a schematic structural view of a protection device for preventing soil from flowing backward into a pile core in pipe pile construction according to a first embodiment of the present invention;
fig. 2 is a schematic structural view of a protection device for preventing soil from flowing backward into a pile core in pipe pile construction according to a second embodiment of the present invention;
fig. 3 is a schematic structural view of an allocating portion according to a second embodiment of the present invention;
fig. 4 is a schematic structural diagram of an allocating portion according to a third embodiment of the present invention.
In the figure:
10. support part 11, support ring 20, bearing part
21. Tray 22, cover 30, and blending part
31. Hanging head 32, connecting rod 40 and tubular pile
50. Base surface
Detailed Description
The present invention will be described in detail below with reference to the accompanying drawings and specific embodiments.
This embodiment provides the protector that prevents earth backward flow stake core in the tubular pile construction, as shown in fig. 1, include: a support part 10 for contacting the top end surface of the pipe pile 40 and supporting the whole guard, a carrying part 20 for storing soil dropped into the core of the pipe pile 40 and connected to the support part 10, and a deployment part 30 for suspending the guard and moving its position. Wherein, the supporting part 10 is the annular plane structure, and its internal diameter is not more than the internal diameter of tubular pile 40 at least, and its one side of face contact with tubular pile 40 top is for leveling the plane, guarantees that the supporting part 10 drives whole protector and is placed steadily on the top of tubular pile 40. The bearing part 20 is a closed structure with an opening at the upper end, preferably, the opening of the bearing part 20 and the top of the tubular pile 40 are open in the same direction and are arranged upward, the bearing part is arranged at the inner side of the tubular pile 40 and is suspended, and the bottom of the bearing part 20 is arranged along the axial direction of the tubular pile 40 towards one end far away from the support part 10; the bottom outer diameter of the bearing part 20 is smaller than the inner diameter of the support part 10; the operation protection device is convenient to place or take out of the tubular pile 40, and the cooperation between the bearing part 20 and the inner wall of the tubular pile 40 is not interfered. The adjusting portion 30 is connected to the inner wall of the supporting portion 20 or the upper end surface of the supporting portion 10.
Further, the support portion 10 includes a support ring 11 having a ring structure, and a thickness of the support ring 11 is not less than a thickness of the bearing portion 20, that is, a thickness of the tray 21 in the bearing portion 20 and a thickness of the cover 22 are not greater than a thickness of the support portion 10. This is because, for the whole protection device, the whole weight of the protection device is borne by the support part 10, that is, the matching between the support ring 11 of the support part 10 and the end of the tubular pile 40 is related to the stress balance condition of the whole protection device, so the thickness of the support ring 11 is selected to be not less than the thickness of the tray 21 and the thickness of the cover body 22, preferably, the ring diameter value of the support ring 11 is half of the thickness of the side wall of the tubular pile 40, and the inner diameter of the support ring 11 is the same as the inner diameter of the top end face of the tubular pile 40; and the outer diameter of the support ring 11 is larger than the inner diameter of the tubular pile 40 and smaller than the outer diameter of the tubular pile 40, i.e. the support ring 11 is mainly matched with the top end face of the tubular pile 40.
Further, the bearing part 29 comprises a tray 21 arranged at the bottom and a cover 22 connected with the tray 21, and the upper end surface of the cover 22 is integrally connected with the inner annular surface of the support ring 11, and the structure is matched. The diameter of the upper end surface of the cover body 22 is larger than that of the lower end surface thereof, and the lower end surface thereof is matched with the outer diameter surface of the tray 21.
Further, the tray 21 may be a triangular structure, a polygonal structure, or a circular structure, and accordingly, the lower end surface of the cover 22 has the same structure as the tray 21; so long as the tray 21 and the cover 22 form a closed structure with an open upper end. In this embodiment, the tray 21 is a disk structure with a uniform thickness, and the outer edge surface of the tray is matched with the lower end surface of the cover 22. Preferably, the included angle between the generatrix of the cover 22 and the tray 21 is not less than 90 ° and not more than 150 °, that is, the bearing portion 20 is a truncated cone structure, the large diameter surface of the bearing portion is close to the support ring 11, and the small diameter surface of the bearing portion is far away from the support ring 11, the arrangement of the structure makes the taking and placing protection device convenient, and the top edge and the inner side wall surface of the tubular pile 40 are not affected to be damaged. If the included angle between the bus of the cover body 22 and the tray 21 is less than 90 degrees, the collision or interference between the outer wall surface of the cover body 22 and the inner wall surface of the tubular pile 40 is affected, and the installation of the protection device is not facilitated; if the generatrix of the cover body 22 is larger than 150 degrees with the tray 21, the distance between the tray 21 and the end face of the support ring 11 is reduced, which is not beneficial to collecting the soil falling into the pile core and affects the protection effect. Therefore, the generating line of the cover body 22 and the included angle of the tray 21 are not less than 90 degrees and not more than 150 degrees, and the height distance of the tray 21 from the support ring 11 is 200mm, which is not only beneficial to the matching of the protective device and the tubular pile 40, the matching of the installation and the taking-out time is shortened, but also more beneficial to collecting the fallen soil, and the protective capability and the overall matching strength are improved.
Preferably, the thickness of the tray 21 is the same as the thickness of the cover 22, not only to facilitate processing, but also to save material. Of course, the structure of the tray 21 and the cover 22 may also be a curved closed structure with an opening at the upper end, and the drawings are omitted here and are within the protection scope of the present application.
Further, the allocating portion 30 at least includes a hanging head 31 for hanging and a connecting rod 32 integrally connected with the hanging head 31, and one end of the connecting rod 32 far from the hanging head 31 is connected with the tray 21, that is, as shown in fig. 1, at this time, the allocating portion 30 is a suspension device with a J-shaped structure, and is vertically welded or screwed on the upper end surface of the tray 21, and when the protection device is suspended, the stability of the overall horizontal placement is ensured.
Certainly, the allocating portion 30 can also be fixedly connected to the cover 22, as shown in fig. 2, since the cover 22 has an inclined structure, at least two groups of allocating portions 30 consisting of connecting rods 32 and hanging heads 21 which are uniformly and symmetrically arranged are required, the connecting rods 32 can be perpendicular to the generatrix of the cover 22 or obliquely and crosswise arranged with the generatrix of the cover 22, the positions of the connecting rods 32 are selected to be arranged near one side of the tray 21, the connecting rods 32 can be directly welded and fixed on the inner wall of the cover 22, or fixed columns matched with the connecting rods 32 can be fixedly arranged on the inner wall of the cover 22, and the allocating portions 30 can be fixed on the inner side wall of the cover 22, which is more beneficial for hanging the protection device. During hoisting, the two allocation parts 30 are connected through a belt or a steel wire rope, and the whole protection device is hoisted through the belt or the steel wire rope by operating the crane, so that the protection device is installed or disassembled.
Preferably, the connecting rod 32 is detachably connected with the tray 21 or the cover 22 or the support ring 11, so that the protective device is convenient to maintain and disassemble, the movable transportation is facilitated, the service life of the protective device is prolonged, the utilization rate of the protective device is improved, and the production cost is reduced.
Preferably, the hanging head 31 may have a circular configuration, as shown in fig. 3; or a C-type structure, as shown in FIGS. 1 and 2; or a U-shaped configuration as shown in fig. 4.
In the embodiment, the supporting portion 10, the supporting portion 20 and the allocating portion 30 are all made of waste common metal materials in a construction site, and other auxiliary materials or components are not needed, so that the supporting portion, the supporting portion and the allocating portion are made of local materials, and are low in cost and easy to manufacture.
The protection method for preventing soil from flowing backwards into the pile core in the pipe pile construction adopts the protection device, and comprises the following steps:
s1: connecting the supporting part 10 with the upper end surface of the bearing part 20, and connecting the preparing part 30 with the tray 21 in the bearing part 20 or with the cover body 22 in the bearing part 20 to manufacture a protective device;
s2: placing the lower end face of the support ring 11 of the protection device on the top end face of the tubular pile 40, and placing the bearing part 20 on the inner side of the tubular pile 40 in a suspended manner;
s3: pressing the tubular pile 40 and a protection device arranged on the top end face of the tubular pile 40 to a designed elevation position H through a pile feeder;
s4: when the foundation trench on the foundation surface 50 is excavated, the blending part 30 is suspended and the protection device integrally moves upwards to be separated from the tubular pile 40;
s5: when the construction of the tubular pile 40 is further performed, the steps S1-S4 are repeated.
Adopt the utility model discloses protector, simple structure and easily control, can effectual garrulous silicon material bits prevent earth to get into the stake core, guarantee follow-up stake core concrete and pour the quality, construction facility and long service life, reuse rate is high.
The embodiments of the present invention have been described in detail, and the description is only for the preferred embodiments of the present invention, and should not be construed as limiting the scope of the present invention. All the equivalent changes and improvements made according to the application scope of the present invention should still fall within the patent coverage of the present invention.
Claims (9)
1. Prevent protector of stake core that earth flows backward in tubular pile construction, a serial communication port, include:
the supporting part is used for contacting the top end face of the tubular pile and supporting the whole protective device;
the bearing part is used for storing soil dropped into the tubular pile core and is connected with the supporting part;
and a deployment section for suspending the guard and moving its position;
the supporting part is of an annular structure, at least the inner diameter of the supporting part is not larger than that of the tubular pile, and one side of the supporting part, which is in contact with the end face of the tubular pile, is a flat plane;
the bearing part is a closed structure with an opening at the upper end, is arranged inside the tubular pile in a hanging manner, and the bottom of the bearing part is arranged towards the direction of one end far away from the supporting part; the outer diameter of the bottom of the bearing part is smaller than the inner diameter of the supporting part;
the allocation part is connected with the inner side wall of the bearing part.
2. The protection device for preventing soil from flowing backwards into a pile core in pipe pile construction according to claim 1, wherein the outer diameter of the support part is larger than the inner diameter of the pipe pile and smaller than the outer diameter of the pipe pile; the ring diameter value of the supporting part is half of the thickness of the side wall of the tubular pile, and the inner diameter of the supporting part is the same as that of the top end face of the tubular pile.
3. The protection device for preventing soil from flowing backwards into a pile core in tubular pile construction according to claim 1 or 2, wherein the bearing part comprises a tray arranged at the bottom and a cover body connected with the tray, and the upper end face of the cover body is connected with the supporting part.
4. The protection device for preventing soil from flowing backwards into a pile core in tubular pile construction according to claim 3, wherein the diameter of the upper end face of the cover body is larger than that of the lower end face of the cover body, the upper end face of the cover body is matched with the inner wall face of the supporting portion, and the lower end face of the cover body is matched with the outer diameter face of the tray.
5. The protection device for preventing soil from flowing backwards into a pile core in pipe pile construction according to claim 4, wherein an included angle between the cover body bus and the tray is not less than 90 degrees and not more than 150 degrees.
6. The protection device for preventing soil from flowing backwards into a pile core in tubular pile construction according to claim 5, wherein the thickness of the tray is the same as that of the cover body, and the thicknesses of the supporting parts are not greater than that of the cover body.
7. The protection device for preventing soil from flowing backwards into a pile core in pipe pile construction according to any one of claims 4 to 6, wherein the deployment portion at least comprises a hanging head for hanging and a connecting rod integrally connected with the hanging head, and one end of the connecting rod, which is far away from the hanging head, is connected with the tray or the cover body or the supporting part.
8. The protection device for preventing soil from flowing backwards into a pile core in tubular pile construction according to claim 7, wherein the connecting rod is detachably connected with the tray or the cover body or the supporting part.
9. The protection device for preventing soil from flowing backwards into a pile core in pipe pile construction according to claim 8, wherein the hanging head is of a circular structure, a C-shaped structure or a U-shaped structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022449680.9U CN214530661U (en) | 2020-10-29 | 2020-10-29 | Protection device for prevent earth from flowing backward pile core in tubular pile construction |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022449680.9U CN214530661U (en) | 2020-10-29 | 2020-10-29 | Protection device for prevent earth from flowing backward pile core in tubular pile construction |
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| CN214530661U true CN214530661U (en) | 2021-10-29 |
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| CN202022449680.9U Active CN214530661U (en) | 2020-10-29 | 2020-10-29 | Protection device for prevent earth from flowing backward pile core in tubular pile construction |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112211196A (en) * | 2020-10-29 | 2021-01-12 | 中冶天工集团有限公司 | Protection device and protection method for preventing soil from flowing backwards into pile core in pipe pile construction |
| 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
- 2020-10-29 CN CN202022449680.9U patent/CN214530661U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112211196A (en) * | 2020-10-29 | 2021-01-12 | 中冶天工集团有限公司 | Protection device and protection method for preventing soil from flowing backwards into pile core in pipe pile construction |
| 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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