CN219508546U - Auxiliary structure for pile head wedge fracture of filling pile and filling pile - Google Patents
Auxiliary structure for pile head wedge fracture of filling pile and filling pile Download PDFInfo
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- CN219508546U CN219508546U CN202320307630.8U CN202320307630U CN219508546U CN 219508546 U CN219508546 U CN 219508546U CN 202320307630 U CN202320307630 U CN 202320307630U CN 219508546 U CN219508546 U CN 219508546U
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Abstract
The utility model discloses an auxiliary structure for wedge-breaking of a pile head of a filling pile and the filling pile. The auxiliary structure for pile head wedge breaking of the filling pile comprises: the protection pipe is sleeved with a main reinforcement of a reinforcement cage above the pile top elevation of the cast-in-place pile; the isolation belt is used for isolating concrete protection layers positioned at the upper part and the lower part of the pile top elevation of the cast-in-place pile; the isolation belt is connected with the reinforcement cage; the pipe body is used for being pre-buried in a reinforcement cage at the pile top elevation of the cast-in-place pile and used as an operation channel for wedging the pile head of the cast-in-place pile; the horizontal bracket is used for fixing the pipe body; and the hoisting support is used for hoisting the horizontal support and the broken pile head. Therefore, the auxiliary structure of the utility model has the advantages of very simple structure, easily obtained materials, very low manufacturing cost, convenient installation and use, capability of obviously improving the pile head breaking efficiency of the cast-in-place pile, reduction of breaking cost and very strong practicability.
Description
Technical Field
The utility model relates to the technical field of pile head breaking of a filling pile, in particular to an auxiliary structure for pile head wedge breaking of the filling pile and the filling pile.
Background
The cast-in-place pile is a common building foundation form or foundation pit supporting form, and concrete in the pile head overcast part is removed after construction is completed. The traditional pile-breaking head construction technology is that after earth excavation is completed, an air pick is utilized for manual breaking or a digger is utilized to cooperate with a breaking head for breaking. The construction method has slow work efficiency, wastes a large amount of manpower and material resources, has serious dust pollution and difficult waste transportation, and is easy to damage the concrete or the steel bars of the piles.
Chinese patent application CN108547303a discloses a pile head breaking auxiliary device for a cast-in-place pile, which adopts a partition plate 2 to isolate the concrete at the top and bottom of the pile, the partition plate 2 has a pressurizing slot 6, a steel bar through hole 5 and a concrete through hole 7, and the pile head is broken by punching holes from the pressurizing slot 6 into the pile body by using a manual pile breaking tool such as a pneumatic pick until the concrete forms a horizontal crack at the partition plate 2. But the structure of the isolation plate 2 is complex, the processing cost is high, the isolation plate is easy to damage, and the construction cost for pile head breaking is improved to a certain extent.
Disclosure of Invention
The utility model mainly aims to provide an auxiliary structure for pile head wedge fracture of a cast-in-place pile and the cast-in-place pile, so as to solve the technical problems of complex structure and high cost of a pile head breaking auxiliary device in the prior art.
In order to achieve the above purpose, the utility model firstly provides an auxiliary structure for wedge-breaking of a pile head of a cast-in-place pile, which has the following technical scheme:
auxiliary structure that bored concrete pile head wedge is broken includes: the protection pipe is sleeved with a main reinforcement of a reinforcement cage above the pile top elevation of the cast-in-place pile; the isolation belt is used for isolating concrete protection layers positioned at the upper part and the lower part of the pile top elevation of the cast-in-place pile; the isolation belt is connected with the reinforcement cage; the pipe body is used for being pre-buried in a reinforcement cage at the pile top elevation of the cast-in-place pile and used as an operation channel for wedging the pile head of the cast-in-place pile; the horizontal bracket is used for fixing the pipe body; and the hoisting support is used for hoisting the horizontal support and the broken pile head.
When the auxiliary structure is used, firstly, the exposed isolation belt is torn off, the pipe body pre-buried at the inner side of the isolation belt is found, the pile head is wedged and broken by the splitting gun or the steel wedge, and then the wedged pile head is lifted to a planned site by utilizing the lifting support, so that the rapid wedge breaking of the pile head of the filling pile is finished and dust pollution is almost avoided. Therefore, the auxiliary structure of the utility model has the advantages of very simple structure, easily obtained materials, very low manufacturing cost, convenient installation and use, capability of obviously improving the pile head breaking efficiency of the cast-in-place pile, reduction of breaking cost and very strong practicability.
As a further improvement of the utility model, the two ends of the protection tube are wound and sealed by adhesive tape.
As a further improvement of the utility model, the isolation belt is an adhesive tape and is wound around the periphery of the reinforcement cage, and after the reinforcement cage is hoisted in place, the adhesive tape is filled between the periphery of the reinforcement cage and the pouring template of the cast-in-place pile; and the isolation belt is bound and fixed with the main reinforcement of the reinforcement cage.
As a further improvement of the utility model, the number of the pipe bodies is four and the pipe bodies are uniformly distributed in the radial direction of the reinforcement cage; and the two ends of the pipe body are wound and sealed by using adhesive tapes.
As a further improvement of the utility model, one end of the pipe body is contacted with the isolation belt, and the other end of the pipe body points to the axle center of the reinforcement cage and is spaced from the axle center.
As a further improvement of the utility model, the pipe diameter of the pipe body is 50-100 mm; the length of the pipe body is 0.25-0.45 times of the diameter of the filling pile; the pipe body is a PVC pipe.
As a further improvement of the utility model, the horizontal bracket comprises horizontal steel bars corresponding to the number of the pipe bodies, and the horizontal steel bars are bound and fixed with the pipe bodies.
As a further improvement of the utility model, the lifting bracket comprises a lifting rib and lifting lugs which are connected with the horizontal bracket, and the lifting lugs exceed the upper end of the reinforcement cage by 20-30 cm.
As a further improvement of the utility model, the horizontal bracket, the hoisting bracket and the reinforcement cage are coaxial.
In order to achieve the above purpose, the utility model provides a cast-in-place pile, which has the following technical scheme:
the filling pile is provided with the auxiliary structure, and the auxiliary structure is filled in the concrete of the pile head of the filling pile.
Therefore, the auxiliary structure for the pile head wedge fracture of the cast-in-place pile effectively solves the technical problems of complex structure and high cost in the prior art, has the advantages of very simple structure, easily available materials, very low manufacturing cost and very convenient installation and use, can remarkably improve the pile head fracture efficiency of the cast-in-place pile, reduces the fracture cost, has very strong practicability, and is very suitable for popularization and use in casting and pile head fracture of the cast-in-place pile.
Additional aspects and advantages of the inventive embodiments provided herein will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the inventive embodiments provided herein.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and, together with the description, serve to explain, without undue limitation, the embodiments of the utility model. In the drawings:
fig. 1 is a side view of an auxiliary structure for pile head wedge-breaking of a cast-in-place pile according to embodiment 1 of the present utility model.
Fig. 2 is a top view of an auxiliary structure for pile head wedge-breaking of a cast-in-place pile according to embodiment 1 of the present utility model.
Fig. 3 is a side view of an auxiliary structure for pile head wedge-breaking of a cast-in-place pile according to embodiment 2 of the present utility model.
The relevant marks in the drawings are as follows:
100-protection pipes, 200-isolation belts, 300-pipe bodies, 400-horizontal steel bars, 510-hanging bars, 511-vertical steel bars, 512-oblique steel bars, 520-lifting lugs, 600-vibrating rod reserved pipes, 700-main bars and 800-supergrouting concrete.
Detailed Description
The following provides a clear and complete description of the inventive embodiments provided in this specification in connection with the accompanying drawings. Those skilled in the art will be able to implement the embodiments of the utility model provided herein based on these descriptions. Before describing embodiments of the utility model provided in this specification with reference to the drawings, it should be noted in particular that:
in the embodiments of the utility model provided in the present specification, the technical solutions and technical features provided in the respective sections including the following description may be combined with each other without conflict.
In addition, the embodiments of the utility model provided in the present specification referred to in the following description are generally only some, but not all, embodiments of the utility model provided in the present specification, and therefore, all other embodiments obtained by a person having ordinary skill in the art based on the embodiments of the utility model provided in the present specification without making any creative effort shall fall within the scope of protection of the embodiments of the utility model provided in the present specification.
Terms and units in the examples of the utility model provided in the present specification: the terms "comprising," "including," "having," and any variations thereof, in the description and claims of embodiments of the utility model and in the relevant parts, are intended to cover a non-exclusive inclusion. In addition, other related terms and units in the embodiments of the utility model provided in the present specification can be reasonably interpreted based on the related contents of the embodiments of the utility model provided in the present specification.
Example 1
Fig. 1 is a side view of an auxiliary structure for wedge-breaking a pile head of a cast-in-place pile according to the present embodiment. Fig. 2 is a top view of an auxiliary structure for wedge-breaking of a pile head of a cast-in-place pile according to the present embodiment.
As shown in fig. 1-2, the auxiliary structure for wedge-breaking of the pile head of the cast-in-place pile comprises a protection pipe, a separation belt, a pipe body, a horizontal bracket and a hoisting bracket. The protection pipe is sleeved with a main reinforcement of a reinforcement cage above the pile top elevation of the cast-in-place pile, and two ends of the protection pipe are wound and sealed by adhesive tapes. The isolation belt is used for isolating concrete protection layers positioned on the upper portion and the lower portion of the pile top elevation of the cast-in-place pile, and is connected with the reinforcement cage. The pipe body is used for being embedded in a reinforcement cage at the pile top elevation of the filling pile and used as a channel for wedging the pile head of the filling pile, the two ends of the pipe body are wound and sealed by adhesive tapes, and the pipe body is a PVC pipe. The horizontal bracket is used for fixing the pipe body. The hoisting support is used for hoisting the horizontal support and the broken pile head. The horizontal support, the hoisting support and the reinforcement cage are coaxial.
The isolation belt is an adhesive tape and is wound around the periphery of the reinforcement cage, and after the reinforcement cage is hoisted in place, the adhesive tape is filled between the periphery of the reinforcement cage and the cast-in-place pile casting template (namely, a concrete protection layer is formed between the periphery of the reinforcement cage and the cast-in-place pile casting template); and the isolation belt is bound and fixed with the main reinforcement of the reinforcement cage.
The pipe bodies are four and are uniformly distributed in the radial direction of the reinforcement cage, one end of each pipe body is in contact with the isolation belt, the other end of each pipe body points to the axis of the reinforcement cage, a space is reserved between each pipe body and the axis, and the pipe diameter of each pipe body is 70mm; the length of the pipe body is 0.33 times of the diameter of the filling pile.
The horizontal support comprises horizontal steel bars corresponding to the number of the pipe bodies, the horizontal steel bars form a cross-shaped horizontal support, and the horizontal steel bars are fixed with the pipe bodies in a binding mode.
The hoisting support comprises a hoisting rib and a lifting lug which are connected with the horizontal support, the lifting lug exceeds the upper end of the reinforcement cage by 30cm, and the hoisting rib is a vertical reinforcement.
The using mode is as follows: after the reinforcement cage is manufactured, a protection pipe is sleeved on the main reinforcement of the reinforcement cage, and two ends of the protection pipe are sealed to prevent concrete slurry from entering. And installing a separation belt. Then the reinforcement cage is lowered and concrete is poured. And after the concrete pouring is finished, immediately matching the concrete vibrating rod inserted into the vibrating rod reserved pipe, and vibrating the sinking pipe body and the horizontal support to the pile top elevation. And curing the pile body concrete until the pile body concrete reaches the design strength, excavating the pile head, tearing off the exposed isolation belt, finding out the pipe body, and cutting the pile head by using a cracking gun or a steel wedge. Lifting the lifting lug to enable the wedge-broken pile head to be lifted to a planned site, namely completing the integral removal of the supergrouting concrete above the isolation belt.
Example 2
Fig. 3 is a side view of an auxiliary structure of a pile head wedge-broken of the bored concrete pile of the present embodiment.
Compared with embodiment 1, the auxiliary structure for pile head wedge-breaking of the cast-in-place pile of this embodiment has the following differences: as shown in fig. 3, the hanging bar comprises a vertical bar and an oblique bar, the lower end of the oblique bar is welded with the horizontal bar, and the upper end of the oblique bar is welded with the vertical bar, so that the strength is higher, and the safety is better.
An embodiment of the bored concrete pile of the utility model is an auxiliary structure having any of the embodiments described above, the auxiliary structure being filled in the concrete of the pile head of the bored concrete pile.
The above description has been made of the contents of the embodiments of the utility model provided in the present specification. Those skilled in the art will be able to implement the embodiments of the utility model provided herein based on these descriptions. Based on the foregoing of the inventive embodiments provided herein, all other preferred embodiments and examples, which a person of ordinary skill in the art would obtain without making any inventive effort, shall fall within the scope of the inventive embodiments provided herein.
Claims (10)
1. Auxiliary structure that bored concrete pile head wedge was broken, its characterized in that: comprising the following steps:
the protection pipe is sleeved with a main reinforcement of a reinforcement cage above the pile top elevation of the cast-in-place pile;
the isolation belt is used for isolating concrete protection layers positioned at the upper part and the lower part of the pile top elevation of the cast-in-place pile; the isolation belt is connected with the reinforcement cage;
the pipe body is used for being pre-buried in a reinforcement cage at the pile top elevation of the cast-in-place pile and used as an operation channel for wedging the pile head of the cast-in-place pile;
the horizontal bracket is used for fixing the pipe body;
and the hoisting support is used for hoisting the horizontal support and the broken pile head.
2. The auxiliary structure for pile head wedge-breaking of cast-in-place piles as claimed in claim 1, wherein: and two ends of the protection tube are wound and sealed by using adhesive tapes.
3. The auxiliary structure for pile head wedge-breaking of cast-in-place piles as claimed in claim 1, wherein: the isolation belt is an adhesive tape and is wound around the periphery of the reinforcement cage, and after the reinforcement cage is hoisted in place, the adhesive tape is filled between the periphery of the reinforcement cage and the pouring template of the cast-in-place pile; and the isolation belt is bound and fixed with the main reinforcement of the reinforcement cage.
4. The auxiliary structure for pile head wedge-breaking of cast-in-place piles as claimed in claim 1, wherein: the number of the pipe bodies is four and the pipe bodies are uniformly distributed in the radial direction of the reinforcement cage; and the two ends of the pipe body are wound and sealed by using adhesive tapes.
5. The auxiliary structure for pile head wedge-breaking of cast-in-place piles as claimed in claim 4, wherein: one end of the pipe body is in contact with the isolation belt, and the other end of the pipe body points to the axis of the reinforcement cage and is spaced from the axis.
6. The auxiliary structure for pile head wedge-breaking of cast-in-place piles as claimed in claim 5, wherein: the pipe diameter of the pipe body is 50-100 mm; the length of the pipe body is 0.25-0.45 times of the diameter of the filling pile; the pipe body is a PVC pipe.
7. The auxiliary structure for pile head wedge-breaking of cast-in-place piles as claimed in claim 1, wherein: the horizontal support comprises horizontal steel bars corresponding to the number of the pipe bodies, and the horizontal steel bars are fixed with the pipe bodies in a binding mode.
8. The auxiliary structure for pile head wedge-breaking of cast-in-place piles as claimed in claim 1, wherein: the lifting support comprises lifting ribs and lifting lugs which are connected with the horizontal support, and the lifting lugs exceed the upper end of the reinforcement cage by 20-30 cm.
9. The auxiliary structure for pile head wedge-breaking of cast-in-place piles as claimed in claim 1, wherein: the horizontal support, the hoisting support and the reinforcement cage are coaxial.
10. Bored concrete pile, its characterized in that: auxiliary structure according to any of claims 1-9, said auxiliary structure being filled in concrete of the pile head of a cast-in-place pile.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320307630.8U CN219508546U (en) | 2023-02-24 | 2023-02-24 | Auxiliary structure for pile head wedge fracture of filling pile and filling pile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320307630.8U CN219508546U (en) | 2023-02-24 | 2023-02-24 | Auxiliary structure for pile head wedge fracture of filling pile and filling pile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219508546U true CN219508546U (en) | 2023-08-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320307630.8U Active CN219508546U (en) | 2023-02-24 | 2023-02-24 | Auxiliary structure for pile head wedge fracture of filling pile and filling pile |
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| Country | Link |
|---|---|
| CN (1) | CN219508546U (en) |
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- 2023-02-24 CN CN202320307630.8U patent/CN219508546U/en active Active
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