CN219386293U - Prefabricated assembled composite anti-floating anchor rod and anti-floating pressure-bearing composite pile - Google Patents
Prefabricated assembled composite anti-floating anchor rod and anti-floating pressure-bearing composite pile Download PDFInfo
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- CN219386293U CN219386293U CN202320377943.0U CN202320377943U CN219386293U CN 219386293 U CN219386293 U CN 219386293U CN 202320377943 U CN202320377943 U CN 202320377943U CN 219386293 U CN219386293 U CN 219386293U
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Abstract
The utility model relates to the technical field of anti-floating anchors for building construction, in particular to a prefabricated assembled composite anti-floating anchor rod and an anti-floating pressure-bearing composite pile, which comprises a plurality of anchor rod rib bodies and HDPE universal reinforced net structure protection wall pipes, wherein the bottom ends of the HDPE universal reinforced net structure protection wall pipes are closed, a plurality of bulges are uniformly distributed on the inner side wall and the outer side wall of the HDPE universal reinforced net structure protection wall pipes, the anchor rod rib bodies penetrate through and are uniformly distributed in the HDPE universal reinforced net structure protection wall pipes, the bottoms of the anchor rod rib bodies are propped against the bottoms of the HDPE universal reinforced net structure protection wall pipes, straight threads are arranged at the tops of the anchor rod rib bodies, and concrete embedded with the anchor rod rib bodies is poured in the HDPE universal reinforced net structure protection wall pipes. The composite anti-floating anchor rod is penetrated in the cement soil stirring pile to form an anti-floating pressure-bearing composite pile. The anti-floating composite anchor rod effectively avoids erosion of groundwater to the anchor rod rib body, prolongs the service life of the composite anti-floating anchor rod, and improves the tensile strength.
Description
Technical Field
The utility model relates to the technical field of anti-floating anchors for building construction, in particular to a prefabricated assembled composite anti-floating anchor rod and an anti-floating pressure-bearing composite pile.
Background
The anti-floating anchor rod is a structural member which is arranged for resisting the upward displacement of a building on the anti-floating anchor rod, and is one anti-floating measure of an underground structure of a building engineering. The anti-floating anchors resist upward displacement of the building above it, mainly by bearing the tensile forces transmitted from top to bottom.
The steel strand two ends of the existing anti-floating anchor rod are generally fixed by anchor devices in a tightening manner, during construction, holes are drilled in the foundation, then the steel strand is placed in pile holes, and finally concrete is poured, so that the whole process construction time is long, the end part of the steel strand, which is located underground, is required to be fixed by an extrusion anchor, the fixed part belongs to a key part for bearing load, and the extrusion anchor is permanently placed underground and is in direct contact with the underground environment. In addition, the existing anti-floating anchor rod has low tensile strength due to the fact that a large number of prestressed tendons and non-prestressed tendons are required to be configured for meeting crack control, and the structure is complex.
Disclosure of Invention
In order to overcome the technical defects that the existing anti-floating anchor rod is complex in structure and easy to corrode, the utility model provides a prefabricated assembled composite anti-floating anchor rod and an anti-floating pressure-bearing composite pile.
The utility model discloses a prefabricated assembled composite anti-floating anchor rod which comprises a plurality of anchor rod ribs and HDPE universal reinforced net-shaped structure protection wall pipes, wherein the bottom ends of the HDPE universal reinforced net-shaped structure protection wall pipes are closed, a plurality of protrusions are uniformly distributed on the inner side wall and the outer side wall of the HDPE universal reinforced net-shaped structure protection wall pipes, the anchor rod ribs are penetrated and uniformly distributed in the HDPE universal reinforced net-shaped structure protection wall pipes, the bottoms of the anchor rod ribs are propped against the bottoms of the HDPE universal reinforced net-shaped structure protection wall pipes, straight threads are arranged at the tops of the anchor rod ribs in a turning mode, and concrete embedded with the anchor rod ribs is poured in the HDPE universal reinforced net-shaped structure protection wall pipes.
The composite anti-floating anchor rod can be prefabricated in a factory in advance, so that the site construction time is saved, wherein the HDPE universal reinforced net structure protection wall pipe is used as a mould, concrete is poured in the factory, and the reinforced HDPE universal reinforced net structure protection wall pipe can be directly used after being transported to a construction site after reaching the strength, and the site construction time of a foundation is shortened. The HDPE universal reinforced net structure protects the wall pipe and integrates the corrosion resistance of plastics and the toughness of steel, and has good sealing performance, low transportation and construction cost and strong corrosion resistance. The HDPE universal reinforced net structure protection wall pipe is coated around the anchor rod rib body, can isolate underground water, and can protect the anchor rod rib body from being corroded by the underground water. The inner wall and the outer wall of the HDPE universal enhancement type reticular structure protection wall pipe are uniformly distributed with a plurality of bulges so as to increase the anti-pulling bearing capacity of the inner side and the outer side of the HDPE universal enhancement type reticular structure protection wall pipe, for example, the inner wall of the HDPE universal enhancement type reticular structure protection wall pipe and the anchor rod rib body can be fastened and connected through concrete.
Preferably, the bottom end of the HDPE universal reinforced net-shaped structure protection wall pipe is integrally formed with a horizontal bottom plate. The structure is reasonable, the side wall of the HDPE universal reinforced net structure protection wall pipe and the horizontal bottom plate jointly form a die for pouring concrete, the die is used as a part of the composite anti-floating anchor rod, the whole structure is reasonable in design, and the connection is firm.
Preferably, the wall thickness of the HDPE universal reinforced net-shaped structure protection wall pipe is 6mm, the diameter is 150-300 mm, and the thickness of the bulge is 5mm. The structure is reasonable, and the strength requirement is met.
Preferably, a plastic protective cap is matched at the straight thread position at the top of the anchor rod rib body. The steel bar anchor plate is used for placing the straight threads to be knocked and worn in the early transportation process, so that the subsequent connection of the steel bar anchor plate is affected
The utility model also discloses an anti-floating pressure-bearing composite pile which comprises the cement soil stirring pile arranged on the foundation and the composite anti-floating anchor rod, wherein the composite anti-floating anchor rod is arranged in the cement soil stirring pile in a penetrating way, and the top of the anchor rod rib body is connected with a steel bar anchoring plate in a threaded way and is used for being embedded into foundation concrete.
During construction, reasonably configuring the pile length and diameter of the cement-soil mixing pile, the length and diameter of the prefabricated anchoring body, reinforcement, the strength grade of concrete and the like according to requirements; prefabricating a composite anti-floating anchor rod in a factory, sleeving a wire and a straight thread on the top end of an anchor rod rib body, adding a plastic protective cap, placing the processed anchor rod rib body in an HDPE universal reinforced net structure protective wall pipe, pouring concrete, vibrating for compact maintenance, and transporting to a construction site after reaching the strength. At the position of the anti-floating pressure-bearing composite pile on the construction site, cement-soil stirring piles and jet grouting piles are manufactured, a prefabricated composite anti-floating anchor rod is inserted into the cement-soil stirring piles or the jet grouting piles before cement soil is solidified, and after the strength of the anti-floating pressure-bearing composite pile is formed, the anchor rod rib body can be stretched or the bearing capacity of the composite anti-floating anchor rod can be checked; finally, removing the plastic protective cap at the top of the anchor rod body, and screwing the steel bar anchoring plate.
Preferably, the diameter of the cement soil stirring pile is 300-1000 mm, and the arrangement structure is reasonable.
Compared with the prior art, the technical scheme provided by the utility model has the following advantages: the prefabricated assembled composite anti-floating anchor rod is simple and reasonable in structure, corrosion of groundwater to anchor rod tendons is effectively avoided, the service life of the composite anti-floating anchor rod is prolonged, and tensile strength is improved; and the anti-floating pressure-bearing composite pile provided greatly improves the anchoring force, shortens the construction period and improves the construction efficiency.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the utility model and together with the description, serve to explain the principles of the utility model.
In order to more clearly illustrate the embodiments of the utility model or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, and it will be obvious to a person skilled in the art that other drawings can be obtained from these drawings without inventive effort.
FIG. 1 is a schematic diagram of the overall structure of a prefabricated composite anti-floating anchor inserted into a soil cement mixing pile according to the utility model;
FIG. 2 is an enlarged view of the structure of FIG. 1;
fig. 3 is a transverse cross-sectional view of fig. 1.
In the figure: 1. cement soil stirring piles; 201. HDPE general reinforced net structure protects the wall pipe; 202. a horizontal bottom plate; 3. a anchor rod rib body; 4. concrete; 5. and (5) a steel bar anchoring plate.
Detailed Description
In order that the above objects, features and advantages of the utility model will be more clearly understood, a further description of the utility model will be made. It should be noted that, without conflict, the embodiments of the present utility model and features in the embodiments may be combined with each other.
In the description, it should be noted that the terms "first," "second," and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. It should be noted that, unless explicitly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the terms described above will be understood by those of ordinary skill in the art as the case may be.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model, but the present utility model may be practiced otherwise than as described herein; it will be apparent that the embodiments in the specification are only some, but not all, embodiments of the utility model.
Specific embodiments of the present utility model or the utility model will be described in detail with reference to fig. 1, 2 and 3.
In a certain embodiment, a prefabricated assembled composite anti-floating anchor rod is disclosed, the composite anti-floating anchor rod comprises a plurality of anchor rod rib bodies 3 and HDPE universal reinforced net structure protection wall pipes 201, wherein the bottom ends of the HDPE universal reinforced net structure protection wall pipes 201 are closed, a plurality of protrusions are evenly distributed on the inner side wall and the outer side wall, the anchor rod rib bodies 3 penetrate through and are evenly distributed in the HDPE universal reinforced net structure protection wall pipes 201, the bottoms of the anchor rod rib bodies 3 are propped against the bottoms of the HDPE universal reinforced net structure protection wall pipes 201, straight threads are arranged on the tops of the anchor rod rib bodies 3 in a turning mode, and concrete 4 of the embedded anchor rod rib bodies 3 is poured in the HDPE universal reinforced net structure protection wall pipes 201.
The composite anti-floating anchor rod can be prefabricated in a factory in advance, so that the site construction time is saved, wherein the HDPE universal reinforced net structure protection wall pipe 201 is used as a mould, the concrete 4 is poured in the factory, and the reinforced HDPE universal reinforced net structure protection wall pipe can be directly used after being transported to a construction site after reaching the strength, and the site construction time of a foundation is shortened. The HDPE universal reinforced net-shaped structure protecting wall pipe 201 integrates the corrosion resistance of plastics and the toughness of steel, and has good sealing performance, low transportation and construction cost and strong corrosion resistance. The HDPE universal reinforced net-shaped structure protection wall pipe 201 is coated around the anchor rod rib body 3, can isolate underground water, and can protect the anchor rod rib body 3 from being corroded by the underground water. The inner and outer side walls of the HDPE common reinforcement type mesh structure protection wall pipe 201 are uniformly provided with a plurality of protrusions for increasing the anti-pulling bearing capacity of the inner and outer sides of the HDPE common reinforcement type mesh structure protection wall pipe 201, for example, the inner wall of the HDPE common reinforcement type mesh structure protection wall pipe 201 and the anchor rod rib 3 can be fastened and connected through the concrete 4.
Further, as a specific implementation of this embodiment, the bottom end of the HDPE common reinforcing mesh-structure protection wall pipe 201 is integrally formed with a horizontal bottom plate 202. The side wall of the HDPE universal reinforced net-shaped structure protection wall pipe 201 and the horizontal bottom plate 202 jointly form a die for pouring concrete 4, and the side wall and the horizontal bottom plate serve as a part of the composite anti-floating anchor rod, so that the structure is reasonable in overall structural design and firm in connection.
Further, as a specific implementation manner of this embodiment, the wall thickness of the HDPE common reinforced mesh-structure protection wall pipe 201 is 6mm, the diameter is 150-300 mm, and the thickness of the protrusion is 5mm. The structure is reasonable, and the strength requirement is met.
Preferably, a plastic protective cap is matched at the straight thread position at the top of the anchor rod rib body 3. This is to prevent the straight thread from being knocked and worn during the early transportation process, which affects the subsequent connecting steel bar anchoring plate 5
In another embodiment, an anti-floating pressure-bearing composite pile is also disclosed, which comprises a cement soil mixing pile 1 arranged on a foundation and the composite anti-floating anchor rod, wherein the composite anti-floating anchor rod is arranged in the cement soil mixing pile 1 in a penetrating way, and the top of the anchor rod rib body 3 is in threaded connection with a steel bar anchoring plate 5 which is used for being pre-buried into foundation concrete 4.
During construction, reasonably configuring the pile length and diameter of the cement-soil mixing pile 1, the length and diameter of the prefabricated anchoring body, reinforcement, the strength grade of the concrete 4 and the like according to requirements; prefabricating a composite anti-floating anchor rod in a factory, sleeving a wire and a straight thread on the top end of an anchor rod rib body 3, adding a plastic protective cap, placing the processed anchor rod rib body 3 in an HDPE universal reinforced net structure protective wall pipe 201, pouring concrete 4, vibrating for compact maintenance, and transporting to a construction site after reaching strength. At the position of the anti-floating pressure-bearing composite pile on the construction site, a cement-soil stirring pile 1 and a jet grouting pile are manufactured, a prefabricated composite anti-floating anchor rod is inserted into the cement-soil stirring pile 1 or the jet grouting pile before cement soil is solidified, and after the strength of the anti-floating pressure-bearing composite pile is formed, the anchor rod rib body 3 can be stretched or the bearing capacity of the composite anti-floating anchor rod can be checked; finally, the plastic protective cap at the top of the anchor rod rib body 3 is removed, and the steel bar anchoring plate 5 is screwed.
Furthermore, the diameter of the cement mixing pile 1 is 300-1000 mm, so that the arrangement structure is reasonable.
The foregoing is only a specific embodiment of the utility model to enable those skilled in the art to understand or practice the utility model. Although described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the embodiments, and they should be construed as covering the scope of the appended claims.
Claims (6)
1. The utility model provides a prefabricated assembled composite anti-floating anchor, a serial communication port, including many stock muscle body (3) and the general enhancement mode network structure protection wall pipe of HDPE (201), evenly distributed has a plurality of archs on the bottom closure of the general enhancement mode network structure protection wall pipe of HDPE (201) and the inside and outside wall, many stock muscle body (3) wear to put and evenly distributed in the general enhancement mode network structure protection wall pipe of HDPE (201), the bottom of stock muscle body (3) supports to the bottom of the general enhancement mode network structure protection wall pipe of HDPE (201), the top of stock muscle body (3) is provided with the straight screw thread, concrete (4) of pre-buried stock muscle body (3) have been pour in the general enhancement mode network structure protection wall pipe of HDPE (201).
2. A prefabricated assembled composite anti-floating anchor according to claim 1, characterized in that the bottom end of the HDPE universal reinforced mesh-like structure protection wall pipe (201) is integrally formed with a horizontal bottom plate (202).
3. A prefabricated assembled composite anti-floating anchor according to claim 2, characterized in that the wall thickness of the HDPE universal reinforced mesh-like structure protection wall tube (201) is 6mm, the diameter is 150-300 mm, and the thickness of the protrusions is 5mm.
4. A prefabricated assembled composite anti-floating anchor according to claim 3, characterized in that a plastic protective cap is fitted to the straight thread at the top of the anchor bar (3).
5. An anti-floating pressure-bearing composite pile is characterized by comprising a cement soil stirring pile (1) arranged on a foundation and the composite anti-floating anchor rod according to any one of claims 1-3, wherein the composite anti-floating anchor rod is arranged in the cement soil stirring pile (1) in a penetrating manner, and a steel bar anchoring plate (5) for being embedded into foundation concrete (4) is connected with the top of an anchor rod rib body (3) in a threaded manner.
6. The anti-floating and pressure-bearing composite pile according to claim 5, wherein the diameter of the cement-soil mixing pile (1) is 300-1000 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320377943.0U CN219386293U (en) | 2023-03-03 | 2023-03-03 | Prefabricated assembled composite anti-floating anchor rod and anti-floating pressure-bearing composite pile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320377943.0U CN219386293U (en) | 2023-03-03 | 2023-03-03 | Prefabricated assembled composite anti-floating anchor rod and anti-floating pressure-bearing composite pile |
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| Publication Number | Publication Date |
|---|---|
| CN219386293U true CN219386293U (en) | 2023-07-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320377943.0U Active CN219386293U (en) | 2023-03-03 | 2023-03-03 | Prefabricated assembled composite anti-floating anchor rod and anti-floating pressure-bearing composite pile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219386293U (en) |
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- 2023-03-03 CN CN202320377943.0U patent/CN219386293U/en active Active
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