CN219886789U - Precast pile with pile end and bearing platform in wedge-shaped connection - Google Patents
Precast pile with pile end and bearing platform in wedge-shaped connection Download PDFInfo
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- CN219886789U CN219886789U CN202222566385.0U CN202222566385U CN219886789U CN 219886789 U CN219886789 U CN 219886789U CN 202222566385 U CN202222566385 U CN 202222566385U CN 219886789 U CN219886789 U CN 219886789U
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- pile
- precast pile
- precast
- reinforcement cage
- pouring cavity
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- 230000002787 reinforcement Effects 0.000 claims abstract description 80
- 239000004567 concrete Substances 0.000 claims abstract description 32
- 229910000831 Steel Inorganic materials 0.000 claims description 37
- 239000010959 steel Substances 0.000 claims description 37
- 238000004873 anchoring Methods 0.000 claims description 9
- 238000005452 bending Methods 0.000 claims description 5
- 230000007423 decrease Effects 0.000 claims description 2
- 238000010276 construction Methods 0.000 abstract description 11
- 210000003205 muscle Anatomy 0.000 description 10
- 230000003014 reinforcing effect Effects 0.000 description 7
- 239000011150 reinforced concrete Substances 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000010412 perfusion Effects 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 238000009412 basement excavation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
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- Piles And Underground Anchors (AREA)
Abstract
The utility model relates to the field of precast piles and discloses a precast pile with a wedge-shaped connection of a pile end and a bearing platform, which comprises a precast pile body, wherein a pouring cavity is reserved at the top end of the precast pile body, the pouring cavity is gradually reduced along the direction from bottom to top, a concrete limiting block is arranged in the pouring cavity, a connecting reinforcement cage is pre-buried in the concrete limiting block, and the connecting reinforcement cage extends out of the pouring cavity. The utility model realizes the stable connection of the precast pile body and the bearing platform while facilitating construction.
Description
Technical Field
The utility model relates to the field of precast piles, in particular to a precast pile with a pile end in wedge-shaped connection with a bearing platform.
Background
The reinforced concrete precast pile is prefabricated in a prefabricated component processing factory, is transported to a construction site after reaching the design strength through maintenance, is driven into the soil by a pile driver, and then is poured with a bearing platform girder foundation at the top of the pile.
At present, the connection between the precast pile and the bearing platform usually adopts a mode of pile breaking to leave steel bar connection or pile end reserved sleeve connection. If pile breaking is adopted to leave steel bar connection, materials can be wasted, pile breaking procedures are increased, and noise is generated. The adoption of pile end reserved sleeve connection has the following defects: pile sinking construction and earth excavation construction are easy to damage pile top sleeves, sleeve rust cannot be connected, and steel bars are connected to the same interface of a pile end, so that potential safety hazards are caused.
In carrying out the present utility model, the inventors have found that at least the following problems exist in this technology: the connection form of the precast pile and the bearing platform cannot realize the stable connection of the precast pile and the bearing platform while facilitating construction.
Disclosure of Invention
In order to realize the stable connection of the precast pile and the bearing platform while facilitating construction, the utility model provides the precast pile with the wedge-shaped connection of the pile end and the bearing platform.
The precast pile with the pile end in wedge-shaped connection with the bearing platform adopts the following technical scheme:
the utility model provides a precast pile that pile tip and cushion cap contract shape are connected, includes the precast pile body, the top of precast pile body is reserved and is filled the chamber, it reduces gradually to fill the chamber along from bottom to top's direction, it sets up the concrete stopper to fill the intracavity portion, the inside pre-buried connection reinforcement cage that has of concrete stopper, the connection reinforcement cage extends fill the chamber.
Through adopting above-mentioned technical scheme, adopt the steel sheet preparation centre form at the pile bolck when precast pile body preparation, make the top of precast pile body form and fill the chamber, put into the chamber of filling with connecting reinforcement cage after precast pile body pile sinking to pour the concrete to filling the intracavity portion, form small-top big-end-down's concrete stopper. When the pile end is connected with the bearing platform, the exposed steel reinforcement cage for connecting the steel reinforcement cage with the bearing platform is anchored, so that the connection construction of the precast pile body and the bearing platform is facilitated. When the connecting reinforcement cage is pulled up, the whole concrete limiting block cannot move under the constraint of pile end reinforced concrete, so that strong resistance is formed, and the precast pile body and the bearing platform are firmly connected. Finally, the precast pile body and the bearing platform are firmly connected while the construction is convenient.
Optionally, the inside pre-buried body steel reinforcement cage that has of precast pile body, be provided with the anchor reinforcing bar on the body steel reinforcement cage, the anchor reinforcing bar include with body steel reinforcement cage fixed connection's connecting rod and fixed connection anchor muscle on the connecting rod, the anchor muscle extends to pour into the intracavity portion.
Through adopting above-mentioned technical scheme, connect the anchor reinforcing bar on body steel reinforcement cage to extend the anchor reinforcing bar to pouring the intracavity portion, thereby pour the anchor reinforcing bar inside the concrete stopper when pouring concrete, promote the joint strength of concrete stopper and precast pile body.
Optionally, the anchor reinforcing bar parallel arrangement has a plurality of, the anchor reinforcing bar extends to the inside one end of pouring into the chamber all is provided with the bending portion.
Through adopting above-mentioned technical scheme, when connecting the steel reinforcement cage and pulling up, the portion of bending of pre-buried inside the concrete stopper forms powerful resistance to the concrete stopper.
Optionally, the connecting reinforcement cage includes a plurality of vertical connecting reinforcement that set up and overlaps and establish the bundle muscle in a plurality of connecting reinforcement outsides, bundle muscle is followed connecting reinforcement length direction is provided with a plurality of.
Through adopting above-mentioned technical scheme, utilize connecting reinforcement and tie the muscle cooperation to form and connect the steel reinforcement cage, make the structure of connecting the steel reinforcement cage more stable, be provided with the structural strength that a plurality of further promoted the connecting the steel reinforcement cage along connecting the steel reinforcement length direction with tie the muscle.
Optionally, the connecting steel bars and the binding bars are bound together through steel wires.
Through adopting above-mentioned technical scheme, utilize the steel wire to tie connecting reinforcement and bundle muscle to be in the same place, make the production of connecting reinforcement cage more convenient.
Optionally, a plurality of spliced eyes are set up on the side wall that the perfusion chamber kept away from self open-ended, the bottom grafting of connecting reinforcement is in inside the spliced eyes.
Through adopting above-mentioned technical scheme, when placing the connecting reinforcement cage in pouring the intracavity portion, utilize the grafting cooperation of connecting reinforcement and spliced eye to carry out spacingly to the connecting reinforcement to reduce the in-process at the concreting stopper, the possibility that the connecting reinforcement cage position changed.
Optionally, the concrete limiting block is arranged in a square frustum shape.
By adopting the technical scheme, the concrete limiting block is arranged to be a square frustum, so that the self structure of the concrete limiting block is more stable.
In summary, the present utility model includes at least one of the following beneficial technical effects:
1. when the precast pile body is manufactured, the steel plate is adopted for manufacturing the inner mould at the pile top, so that a filling cavity is formed at the top end of the precast pile body, after the precast pile body is driven, a connecting reinforcement cage is placed in the filling cavity, and concrete is poured into the filling cavity, so that a concrete limiting block with a small top and a large bottom is formed. When the pile end is connected with the bearing platform, the exposed steel reinforcement cage for connecting the steel reinforcement cage with the bearing platform is anchored, so that the connection construction of the precast pile body and the bearing platform is facilitated. When the connecting reinforcement cage is pulled up, the whole concrete limiting block cannot move under the constraint of pile end reinforced concrete, so that strong resistance is formed, and the precast pile body and the bearing platform are firmly connected. Finally, the precast pile body and the bearing platform are firmly connected while the construction is convenient;
2. the anchoring steel bars are connected to the body steel bar cage and extend to the inside of the pouring cavity, so that the anchoring steel bars are poured inside the concrete limiting blocks when concrete is poured, and the connection strength of the concrete limiting blocks and the precast pile body is improved;
3. when placing the connecting reinforcement cage in the pouring cavity, utilize the grafting cooperation of connecting reinforcement and spliced eye to carry out spacingly to the connecting reinforcement to reduce the in-process of pouring the concrete stopper, the possibility that the connecting reinforcement cage position changes.
Drawings
Fig. 1 is a schematic overall structure of an embodiment of the present utility model.
Fig. 2 is a schematic diagram showing a connection structure of a body reinforcement cage and an anchoring reinforcement according to an embodiment of the present utility model.
Fig. 3 is a schematic view of a structure embodying a connecting reinforcement cage in an embodiment of the present utility model.
Reference numerals illustrate:
1. precast pile body; 2. a perfusion chamber; 21. a plug hole; 3. a concrete limiting block; 4. connecting a reinforcement cage; 41. connecting steel bars; 42. binding the ribs; 5. a body reinforcement cage; 6. anchoring the steel bars; 61. a connecting rib; 62. an anchoring rib; 63. and a bending part.
Detailed Description
The utility model is described in further detail below with reference to fig. 1-3.
The embodiment of the utility model discloses a precast pile with a pile end and a bearing platform in wedge-shaped connection.
Referring to fig. 1, a precast pile with a pile end in wedge-shaped connection with a bearing platform comprises a square precast pile body 1, wherein when the precast pile body 1 is manufactured, a steel plate is adopted for manufacturing a frustum-shaped internal mold at the pile top, so that a filling cavity 2 is formed at the top end of the precast pile body 1, and the filling cavity 2 gradually decreases along the direction from bottom to top. The pouring cavity 2 is provided with a concrete limiting block 3, a connecting reinforcement cage 4 is embedded in the concrete limiting block 3, and the connecting reinforcement cage 4 extends out of the pouring cavity 2.
Referring to fig. 1, when the pile end of the precast pile body 1 is connected with a pile cap, a reinforcement cage 4 connecting the reinforcement cage with the pile cap is anchored, and then concrete is poured into the pouring cavity 2. When the connecting reinforcement cage 4 is pulled up, the pile end reinforced concrete plays a limiting role on the whole concrete limiting block 3, so that the precast pile body 1 is firmly connected with the bearing platform, and finally the precast pile body 1 is firmly connected with the bearing platform while the construction is convenient.
Referring to fig. 1 and 2, the body reinforcement cage 5 is pre-buried in the inside of the precast pile body 1, a plurality of anchor reinforcements 6 are arranged on the body reinforcement cage 5 in parallel, each anchor reinforcement 6 comprises a connecting rib 61 and an anchor reinforcement 62, the connecting rib 61 is horizontally arranged and fixedly connected with the body reinforcement cage 5, the anchor reinforcement 62 is arranged at the center of the length direction of the connecting rib 61, the anchor reinforcement 62 is arranged along the length direction of the precast pile body, and the anchor reinforcement 62 extends to the inside of the pouring cavity 2. After the precast pile body 1 is driven, one end of the anchoring steel bar 6 extending to the inside of the pouring cavity 2 is bent to form a bending portion 63.
Referring to fig. 3, the connecting reinforcement cage 4 includes connecting reinforcement 41 and tie bars 42, the connecting reinforcement 41 is disposed along the length direction of the precast pile body 1, the connecting reinforcement 41 is disposed in parallel, and the connecting reinforcement 41 is enclosed to be square. A plurality of inserting holes 21 are formed in the side wall, far away from the opening, of the pouring cavity 2, the number of the inserting holes 21 is consistent with that of the connecting steel bars 41, and the bottom ends of the connecting steel bars 41 are in inserting fit with the inserting holes 21. Thereby providing an auxiliary positioning effect for the connecting bar 41. Tie the muscle 42 cover to establish in the square outside that a plurality of connecting reinforcement 41 enclose, tie the muscle 42 and be provided with a plurality of along connecting reinforcement 41 length direction, connecting reinforcement 41 and tie the muscle 42 and pass through the steel wire ligature together.
The implementation principle of the precast pile with the pile end in wedge-shaped connection with the bearing platform in the embodiment of the utility model is as follows: when the precast pile body 1 is manufactured, a conical internal mold is manufactured on the pile top by adopting a steel plate, so that a pouring cavity 2 is formed at the top end of the precast pile body 1, pile sinking is performed after pouring of the precast pile body 1 is completed, and the anchoring ribs 62 are bent. And then the connecting reinforcement cage 4 is inserted into the pouring cavity 2, concrete is poured into the pouring cavity 2, and finally a concrete limiting block 3 with a small upper part and a large lower part is formed in the pouring cavity 2. When the pile end of the precast pile body 1 is connected with the bearing platform, the exposed steel reinforcement cage 4 for connecting the steel reinforcement cage with the bearing platform is anchored, and the precast pile body 1 and the bearing platform are stably connected while the precast pile body 1 and the bearing platform are conveniently connected and constructed.
The above embodiments are not intended to limit the scope of the present utility model, so: all equivalent changes in structure, shape and principle of the utility model should be covered in the scope of protection of the utility model.
Claims (7)
1. The utility model provides a precast pile that pile tip and cushion cap contract shape are connected, includes precast pile body (1), its characterized in that: the precast pile is characterized in that a pouring cavity (2) is reserved at the top end of the precast pile body (1), the pouring cavity (2) gradually decreases along the direction from bottom to top, a concrete limiting block (3) is arranged inside the pouring cavity (2), a connecting reinforcement cage (4) is embedded inside the concrete limiting block (3), and the connecting reinforcement cage (4) extends out of the pouring cavity (2).
2. A precast pile with a pile tip in wedge-shaped connection with a pile cap according to claim 1, wherein: the precast pile is characterized in that a body reinforcement cage (5) is embedded in the precast pile body (1), an anchor reinforcement (6) is arranged on the body reinforcement cage (5), the anchor reinforcement (6) comprises a connecting rib (61) fixedly connected with the body reinforcement cage (5) and an anchor reinforcement (62) fixedly connected with the connecting rib (61), and the anchor reinforcement (62) extends to the inside of the pouring cavity (2).
3. A precast pile with a pile tip in wedge-shaped connection with a pile cap according to claim 2, wherein: the anchoring bars (6) are arranged in parallel, and bending parts (63) are arranged at one ends, extending to the inside of the pouring cavity (2), of the anchoring bars (62).
4. A precast pile with a pile tip in wedge-shaped connection with a pile cap according to claim 1, wherein: the connecting reinforcement cage (4) comprises a plurality of vertically arranged connecting reinforcements (41) and binding ribs (42) sleeved outside the connecting reinforcements (41), and the binding ribs (42) are arranged in a plurality along the length direction of the connecting reinforcements (41).
5. A precast pile with a pile tip in wedge-shaped connection with a pile cap as claimed in claim 4, wherein: the connecting steel bars (41) and the binding bars (42) are bound together through steel wires.
6. A precast pile with a pile tip in wedge-shaped connection with a pile cap as claimed in claim 4, wherein: the side wall of the pouring cavity (2) far away from the opening of the pouring cavity is provided with a plurality of inserting holes (21), and the bottom ends of the connecting steel bars (41) are in inserted fit inside the inserting holes (21).
7. A precast pile with a pile tip in wedge-shaped connection with a pile cap according to claim 1, wherein: the concrete limiting block (3) is arranged in a square frustum shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222566385.0U CN219886789U (en) | 2022-09-27 | 2022-09-27 | Precast pile with pile end and bearing platform in wedge-shaped connection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222566385.0U CN219886789U (en) | 2022-09-27 | 2022-09-27 | Precast pile with pile end and bearing platform in wedge-shaped connection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219886789U true CN219886789U (en) | 2023-10-24 |
Family
ID=88407134
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222566385.0U Active CN219886789U (en) | 2022-09-27 | 2022-09-27 | Precast pile with pile end and bearing platform in wedge-shaped connection |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219886789U (en) |
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2022
- 2022-09-27 CN CN202222566385.0U patent/CN219886789U/en active Active
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