CN219033213U - Pile splicing connecting device for prestressed concrete pipe pile - Google Patents
Pile splicing connecting device for prestressed concrete pipe pile Download PDFInfo
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- CN219033213U CN219033213U CN202223096216.1U CN202223096216U CN219033213U CN 219033213 U CN219033213 U CN 219033213U CN 202223096216 U CN202223096216 U CN 202223096216U CN 219033213 U CN219033213 U CN 219033213U
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Abstract
The utility model provides a pile splicing connecting device for prestressed concrete pipe piles, which comprises the following components: the hoop assembly and the supporting and hanging assembly are fixed at the top of the prestressed concrete pipe pile, the hoop assembly is provided with an annular inner wall, and a plurality of shear nails are arranged on the annular inner wall; the support hanging component is arranged inside the prestressed concrete pipe pile, one end of the support hanging component is connected with the hoop component, the support hanging component is matched with the prestressed concrete pipe pile and the hoop component to form a cylinder with one closed end, the cylinder structure can be directly used as a lower support when single-column casting concrete is carried out, and the fixed concrete and the hoop component are anchored and transferred through the shear nails, so that the support hanging component has stronger connection stability.
Description
Technical Field
The utility model relates to the technical field of foundation engineering of building structures, in particular to a pile splicing connecting device for prestressed concrete pipe piles.
Background
At present, in the period of large development of civil engineering in China, foundation engineering can be related to various building structures in various industries, wherein pile foundations are greatly developed as main structural forms in deep foundation engineering. The common reinforced concrete bored concrete pile foundation technology has been developed very mature and has wide application in building engineering, bridge engineering and other various building structures, but the bored concrete pile technology also has the defects of complicated construction process, long construction period, difficult control of pile foundation quality and the like.
In recent years, along with the gradual maturation of the prestressed concrete tubular pile technology, precast piles gradually replace cast-in-place piles in the field of construction to become main force piles due to the characteristics of short construction period, good pile body quality and the like. The prior prestressed concrete pipe piles almost all need bearing platform pouring to realize stressed connection with an upper structure, but the bearing platform pouring is relatively complex in construction process and relatively high in construction period and manufacturing cost for small landscape bridges, pedestrian overpasses, hydrophilic platforms or temporary structural projects which are relatively small in load and take single piles and single columns as lower structural forms.
Disclosure of Invention
The utility model aims to provide a pile splicing connecting device for prestressed concrete pipe piles, which is used for directly connecting the prestressed concrete pipe piles with upper independent columns so as to solve the problems of complex pile connection construction, long construction period and high construction cost of buildings such as bridges in the prior art.
The technical scheme adopted by the utility model is as follows: a prestressed concrete pipe pile extension connecting device, comprising:
the hoop assembly is fixed at the top of the prestressed concrete pipe pile and is provided with an annular inner wall, and a plurality of shear nails are arranged on the annular inner wall;
the support and hanging assembly is arranged inside the prestressed concrete pipe pile, one end of the support and hanging assembly is connected with the hoop assembly, and the hoop assembly is matched with the prestressed concrete pipe pile to form a cylinder with one end closed.
Specifically, the hoop component comprises a plurality of arc-shaped pieces, and the arc-shaped pieces are spliced end to form the hoop component.
Specifically, the arc piece includes first arc, second arc and connecting plate, the coaxial fixed setting of second arc is in the top of first arc, the connecting plate sets up the side tip of second arc is in order to connect each the arc piece, the shear force nail sets up on the inner wall of second arc.
Specifically, the outer diameter of the first arc-shaped plate is larger than the outer diameter of the second arc-shaped plate, and the thickness of the second arc-shaped plate is larger than the thickness of the first arc-shaped plate.
Specifically, the shear pins are distributed along the circumferential direction of the second arc-shaped plate in a plurality of rows, and each row of shear pins is distributed along the axial direction of the second arc-shaped plate in a plurality of rows.
Specifically, a plurality of stiffening plates are circumferentially distributed on the outer wall of the second arc-shaped plate, and the bottoms of the stiffening plates are connected with the first arc-shaped plate.
Specifically, a plurality of through holes are formed in the connecting plates, and each connecting plate is connected through bolts arranged on the through holes.
Specifically, hold in palm and hang subassembly package layer board and hang the muscle, the layer board is hung the one end of muscle and is connected the layer board, the other end is buckled into and is hung hook-shaped and hang in the top of hoop subassembly.
The utility model has the beneficial effects that: the hoop component, the support hanging component and the prestressed concrete pipe pile are matched to form a cylindrical structure with one closed end, the cylindrical structure can be directly used as a lower support for single-column concrete pouring, the formed concrete and the hoop component are anchored and transferred through the shear nails, the connection stability is high, the connection between the prestressed concrete pipe pile and the upper single-column can be realized under the condition that a bearing platform is not poured, the construction steps are simplified, and the construction period and the construction cost are reduced.
Drawings
FIG. 1 is a cross-sectional view of an embodiment of the present utility model;
FIG. 2 is a block diagram of an arcuate member in accordance with an embodiment of the present utility model;
FIG. 3 is a block diagram of a cradle assembly in accordance with an embodiment of the present utility model.
In the figure:
10. an arc-shaped member; 11. a first arcuate plate; 12. a second arcuate plate; 12a, shear nails; 12b, stiffening plates; 13. a connecting plate; 13a, through holes;
20. a support and hanging component; 21. a supporting plate; 22. a supporting plate is hung with a rib;
30. prestressed concrete pipe piles; 31. a top endplate.
Detailed Description
The following describes the technical solution of the embodiments of the present utility model in detail through the accompanying drawings, but the scope of protection of the present utility model is not limited to the embodiments.
Referring to fig. 1-2, a prestressed concrete pipe pile extension connecting device includes: the hoop assembly and the hanging assembly 20 are fixed on the top of the prestressed concrete pipe pile 30, and the hoop assembly is provided with an annular inner wall, and a plurality of shear nails 12a are arranged on the annular inner wall; the support hanging component 20 is arranged inside the prestressed concrete pipe pile 30, one end of the support hanging component 20 is connected with the hoop component, and the support hanging component is matched with the prestressed concrete pipe pile 30 and the hoop component to form a cylinder with one end closed. When a building with a smaller load and a single pile is used as a lower structure form such as a bridge, the prestressed concrete pipe pile 30 is sunk in place and the top end plate 31 of the pile is cleaned, then the hoop component is fixed on the top end plate 31 of the prestressed concrete pipe pile 30, the support hanging component 20 with one end connected with the hoop component is arranged inside the prestressed concrete pipe pile 30, the reinforcement cage of the upper single pile is bound on the support hanging component 20, the vertical mould of the upper single pile is arranged at the top of the hoop component, then the cylindrical structure formed by the hoop component, the prestressed concrete pipe pile 30 and the support hanging component 20 and with one closed end is used as a lower support, the vertical mould and the reinforcement cage are used as side supports for pouring concrete, the fixed concrete and the hoop component are anchored and transferred through the shear nails 12a, the connection stability is higher, the connection of the prestressed concrete pipe pile 30 and the upper single pile can be realized under the condition of not pouring a bearing platform, and the construction steps are simplified.
The hoop component is formed by splicing a plurality of arc-shaped pieces 10 end to end, and the arc-shaped pieces 10 can be provided with two, three or four in terms of construction size requirements and construction convenience. The arc-shaped piece 10 comprises a first arc-shaped plate 11, a second arc-shaped plate 12 and a connecting plate 13, wherein the second arc-shaped plate 12 is coaxially and fixedly arranged at the top of the first arc-shaped plate 11, shear nails 12a are arranged on the inner wall of the second arc-shaped plate 12, a plurality of columns of the shear nails 12a are distributed along the circumferential direction of the second arc-shaped plate 12, and a plurality of shear nails 12a of each column are arranged along the axial direction of the second arc-shaped plate 12; preferably, at least 6 rows of shear nails 12a are uniformly arranged on the annular inner wall formed by connecting the second arc-shaped plates 12 along the circumferential direction, and at least 3 shear nails 12a are uniformly arranged in each row along the axial direction of the second arc-shaped plates 12. The connecting plates 13 are arranged at the side end parts of the second arc-shaped plates 12, a plurality of through holes 13a are arranged on the connecting plates 13, and each connecting plate 13 is connected through bolts arranged on the through holes 13a so as to realize the splicing and fixing of each arc-shaped piece 10. In construction, the first arcuate plate 11 is welded to the top end plate 31 of the prestressed concrete pipe pile 30 to secure the hoop assembly.
In the embodiment of the present utility model, the first arc-shaped plate 11 is used for being connected with the prestressed concrete pipe pile 30 to fix the hoop assembly, while the second arc-shaped plate 12 is used for providing lateral support for the connection part of the prestressed concrete pipe pile 30 and the upper independent column when pouring concrete, and the outer diameter of the first arc-shaped plate 11 is larger than the outer diameter of the second arc-shaped plate 12, and the thickness of the second arc-shaped plate 12 is larger than the thickness of the first arc-shaped plate 11 from the aspects of saving materials and ensuring the connection stability of the connection device with the prestressed concrete pipe pile 30; preferably, the outer diameter of the first curved plate 11 is the same as the outer diameter of the prestressed concrete pipe pile 30, and the thickness thereof is the same as the thickness of the top end plate 31 of the prestressed concrete pipe pile 30.
In order to improve the stability of the connection between the second arc-shaped plate 12 and the first arc-shaped plate 11, a plurality of stiffening plates 12b are circumferentially distributed on the outer wall of the second arc-shaped plate 12, and the bottoms of the stiffening plates 12b are connected with the first arc-shaped plate 11; preferably, the annular outer wall formed by connecting the second arc-shaped plates 12 is uniformly provided with 4 stiffening plates 12b at least along the circumferential direction.
Referring to fig. 2, the support hanging assembly 20 comprises a support plate 21 and a support plate hanging rib 22, one end of the support plate hanging rib 22 is connected with the support plate 21, the other end of the support plate hanging rib 22 is bent into a hanging hook shape and hung at the top end of the hoop assembly, and when in construction, the support plate hanging rib 22 is bound with the reinforcement cage of the upper single column, and the support plate 21 is used as a bottom die of the pouring template of the upper single column. In order to facilitate the installation and fixation of the support and hanging assembly 20 and the reinforcement cage of the upper single column, during construction, a part of the arc-shaped member 10 can be welded on the top end plate 31 of the prestressed concrete pipe pile 30, the support and hanging assembly 20 is hung on the welded part of the arc-shaped member 10, then the reinforcement cage of the upper single column is bound and installed, the rest of the arc-shaped member 10 is welded on the top end plate 31 of the prestressed concrete pipe pile 30, and each arc-shaped member 10 is fixed by bolts.
Example 1:
a prestressed concrete pipe pile extension connecting device, comprising: the hoop assembly and the hanging assembly 20 are fixed on the top of the prestressed concrete pipe pile 30, and the hoop assembly is provided with an annular inner wall, and a plurality of shear nails 12a are arranged on the annular inner wall; the support hanging component 20 is arranged inside the prestressed concrete pipe pile 30, one end of the support hanging component 20 is connected with the hoop component, and the support hanging component is matched with the prestressed concrete pipe pile 30 and the hoop component to form a cylinder with one end closed.
The hoop assembly is formed by splicing 2 arc-shaped pieces 10 in an end-to-end mode, each arc-shaped piece 10 comprises a first arc-shaped plate 11, a second arc-shaped plate 12 and a connecting plate 13, the second arc-shaped plate 12 is coaxially and fixedly arranged at the top of the first arc-shaped plate 11, the connecting plate 13 is arranged at the side end part of the second arc-shaped plate 12, a plurality of through holes 13a are formed in the connecting plate 13, and all the connecting plates 13 are connected through bolts arranged on the through holes 13a so as to realize splicing and fixing of all the arc-shaped pieces 10. Wherein, the outer diameter of the first arc-shaped plate 11 is the same as the outer diameter of the prestressed concrete pipe pile 30, and the thickness is the same as the thickness of the top end plate 31 of the prestressed concrete pipe pile 30; the outer diameter of the second arcuate plate 12 is smaller than the outer diameter of the first arcuate plate 11, and the thickness of the second arcuate plate 12 is greater than the thickness of the first arcuate plate 11. 3 rows of shear nails 12a are circumferentially distributed on the inner wall of each second arc plate 12, 3 shear nails 12a are circumferentially distributed on each row of shear nails 12a along the axial direction of each second arc plate 12, 2 stiffening plates 12b are circumferentially distributed on the outer wall of each second arc plate 12, and the bottoms of the stiffening plates 12b are welded with the first arc plates 11.
The supporting and hanging assembly 20 comprises a supporting plate 21 and a supporting plate hanging rib 22, one end of the supporting plate hanging rib 22 is connected with the supporting plate 21, and the other end of the supporting plate hanging rib is bent into a hanging hook shape and hung on the top of the hoop assembly.
The construction method of the utility model comprises the following steps:
s1, sinking the prestressed concrete pipe pile 30 into position, and cleaning the top end plate 31 of the prestressed concrete pipe pile 30;
s2, welding part of the arc-shaped piece 10 on the top end plate 31, and installing the hanging component 20 in the prestressed concrete pipe pile 30 and hanging the hanging component at the top end of the hoop component;
s3, binding a reinforcement cage with a single column at the upper part on the support and hanging assembly 20, welding the rest arc-shaped pieces 10 on the top end plate 31, and fixing each arc-shaped piece 10 by bolts;
and S4, supporting a vertical die of the upper single column at the top end of the hoop assembly and pouring concrete.
The hoop assembly, the supporting and hanging assembly 20 and the prestressed concrete pipe pile 30 are matched to form a cylindrical structure with one closed end, the cylindrical structure can be directly used as a lower support when single-column concrete is poured, the fixed concrete and the hoop assembly are anchored and transferred through the shear nails 12a, the connection stability is high, the connection between the prestressed concrete pipe pile and the upper single-column can be realized under the condition that a bearing platform is not poured, the construction steps are simplified, and the construction period and the construction cost are reduced.
While the foregoing is directed to the preferred embodiments of the present utility model, it will be appreciated by those skilled in the art that various modifications and adaptations can be made without departing from the principles of the present utility model, and such modifications and adaptations are intended to be comprehended within the scope of the present utility model.
Claims (8)
1. A prestressed concrete pipe pile extension connecting device, comprising:
the hoop assembly is fixed at the top of the prestressed concrete pipe pile and is provided with an annular inner wall, and a plurality of shear nails are arranged on the annular inner wall;
the support and hanging assembly is arranged inside the prestressed concrete pipe pile, one end of the support and hanging assembly is connected with the hoop assembly, and the hoop assembly is matched with the prestressed concrete pipe pile to form a cylinder with one end closed.
2. A prestressed concrete tubular pile extension connecting device as recited in claim 1, wherein said hoop assembly includes a plurality of arcuate members, a plurality of said arcuate members being spliced end to form said hoop assembly.
3. The connection device for connecting a prestressed concrete pipe pile according to claim 2, wherein the arc-shaped member comprises a first arc-shaped plate, a second arc-shaped plate and a connecting plate, the second arc-shaped plate is coaxially and fixedly arranged at the top of the first arc-shaped plate, the connecting plate is arranged at the side end part of the second arc-shaped plate to connect each arc-shaped member, and the shear nails are arranged on the inner wall of the second arc-shaped plate.
4. A prestressed concrete pipe pile-connecting device according to claim 3, wherein the outer diameter of said first arcuate plate is greater than the outer diameter of said second arcuate plate, and the thickness of said second arcuate plate is greater than the thickness of said first arcuate plate.
5. A prestressed concrete pipe pile connecting device according to claim 3, wherein said shear pins are distributed in a plurality of rows along the circumferential direction of said second arcuate plate, and each row of said shear pins is distributed in a plurality along the axial direction of said second arcuate plate.
6. A prestressed concrete pipe pile splicing connecting device according to claim 3, wherein a plurality of stiffening plates are circumferentially distributed on the outer wall of the second arc-shaped plate, and the bottoms of the stiffening plates are connected with the first arc-shaped plate.
7. A prestressed concrete pipe pile extension connecting device according to any one of claims 3-6, wherein a plurality of through holes are provided in said connecting plates, and each of said connecting plates is connected by bolts provided in said through holes.
8. The device for connecting a prestressed concrete tubular pile according to claim 1, wherein said support-hanging assembly comprises a pallet and a pallet hanging bar, one end of said pallet hanging bar is connected to said pallet, and the other end is bent into a hanging hook shape and hung on the top end of said hoop assembly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223096216.1U CN219033213U (en) | 2022-11-22 | 2022-11-22 | Pile splicing connecting device for prestressed concrete pipe pile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223096216.1U CN219033213U (en) | 2022-11-22 | 2022-11-22 | Pile splicing connecting device for prestressed concrete pipe pile |
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| Publication Number | Publication Date |
|---|---|
| CN219033213U true CN219033213U (en) | 2023-05-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223096216.1U Active CN219033213U (en) | 2022-11-22 | 2022-11-22 | Pile splicing connecting device for prestressed concrete pipe pile |
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| Country | Link |
|---|---|
| CN (1) | CN219033213U (en) |
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- 2022-11-22 CN CN202223096216.1U patent/CN219033213U/en active Active
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