CN218933235U

CN218933235U - Protective pier of anti-floating anchor rod prestress tensioning end

Info

Publication number: CN218933235U
Application number: CN202223205543.6U
Authority: CN
Inventors: 郭云鹏; 孙国平; 范兴林; 党锋
Original assignee: Beijing Urban Construction Fifth Construction Group Co ltd
Current assignee: Beijing Urban Construction Fifth Construction Group Co ltd
Priority date: 2022-12-01
Filing date: 2022-12-01
Publication date: 2023-04-28
Anticipated expiration: 2032-12-01

Abstract

The utility model discloses a protection pier of an anti-floating anchor rod prestress tensioning end, which comprises the following components: the anti-floating anchor comprises a structural plate and an anti-floating anchor stretching end, wherein the anti-floating anchor stretching end is fixed on the upper surface of the structural plate, a prefabricated frame is arranged on the upper side of the structural plate outside the anti-floating anchor stretching end, a prefabricated cover plate is arranged at an upper port of the prefabricated frame, and fillers are filled in the prefabricated frame and the prefabricated cover plate outside the anti-floating anchor stretching end; the outer concrete protection pier is arranged, so that a firm protection effect can be achieved on the outer side of the tension end of the anti-floating anchor rod, and the outside live animals can be effectively prevented from colliding with the tension end of the anti-floating anchor rod; through the setting of steel bar joist subassembly, can improve the joint strength of outer concrete protection mound and structural slab to increased outer concrete protection mound steadiness, made outer concrete protection mound be difficult for being bumped to not hard up.

Description

Protective pier of anti-floating anchor rod prestress tensioning end

Technical Field

The utility model belongs to the technical field of building construction, and particularly relates to a protection pier for a prestress tensioning end of an anti-floating anchor rod.

Background

The anti-floating anchor rod is one kind of anti-floating measure for underground structure in building engineering. Unlike a general foundation pile, the anti-floating anchor rod has own unique performance, and the largest difference from the general foundation pile is that: the foundation pile is usually a compression-resistant pile, the pile body bears the building load pressure, the stress is transmitted from the pile top to the pile bottom, and the stress of the pile body changes along with the change of the building load; the anti-floating pile is characterized in that the anti-floating pile body bears tension, the stress of the common anti-floating pile is transferred from the pile top to the pile bottom, the stress of the pile body changes along with the change of the groundwater level, but the stress mechanisms of the pile body and the pile bottom are opposite.

After the construction is finished, the stretching end of the anti-floating anchor rod is exposed on the surface of the structural plate, and the existing stretching end protection measures are generally to protect the anti-floating anchor rod by using a wood box which is made of waste multi-layer plates through nailing. However, the multi-layer board nail-made wooden box has limited protection strength, is easy to collide to damage after long-term use, so that the protection effect on the tensioning end is lost, the firmness is poor, the shifting is easy to occur, and the protection performance is reduced.

Disclosure of Invention

The utility model aims to provide a protection pier for a prestress tensioning end of an anti-floating anchor rod, which aims to solve the technical problems that a multi-layer board nail-made wooden box is low in protection strength and easy to displace.

The technical scheme for solving the technical problems is as follows: the utility model provides a protection mound of anti-floating anchor pole prestressing force stretch-draw end, its includes structural slab and anti-floating anchor pole stretch-draw end, anti-floating anchor pole stretch-draw end is fixed in the structural slab upper surface, the prefabricated square frame has been placed in the outside of anti-floating anchor pole stretch-draw end to the structural slab upside, prefabricated apron has been placed to prefabricated square frame upper port, the filler has been filled in the outside of anti-floating anchor pole stretch-draw end in prefabricated square frame and the prefabricated apron, the outer concrete protection mound has been pour in the outside of prefabricated square frame and prefabricated apron to the structural slab upper surface, outer concrete protection mound sets up to the square taper structure of flat top, the outside ligature of outer concrete protection mound inside at prefabricated square frame and prefabricated apron has the steel bar joist subassembly.

The utility model adopts the protective pier for the prestress tensioning end of the anti-floating anchor rod, and the protective pier is further: the prefabricated cover plate comprises a cover plate body, the outer side size of the cover plate body is the same as that of the prefabricated square frame, a handle is fixedly arranged at the upper end of the cover plate body, and an inserted square frame edge is fixedly arranged at the lower side of the cover plate body.

The utility model adopts the protective pier for the prestress tensioning end of the anti-floating anchor rod, and the protective pier is further: the outer side of the interpolation square frame edge is matched with the inner side of the prefabricated square frame, and the interpolation square frame edge can be spliced with the upper end of the prefabricated square frame.

The utility model adopts the protective pier for the prestress tensioning end of the anti-floating anchor rod, and the protective pier is further: the steel bar keel assembly comprises four corner reinforcements, wherein the four corner reinforcements are respectively anchored on the upper surface of the structural plate at the outer sides of four corners of the prefabricated square frame, a plurality of equally spaced side reinforcements are arranged between the two adjacent corner reinforcements at the outer sides of the prefabricated square frame, the bottom ends of the side reinforcements are anchored on the upper surface of the structural plate, and the upper, middle and lower side reinforcements at the outer sides of the corner reinforcements and all the side reinforcements are respectively bound with an upper stirrup, a middle stirrup and a lower stirrup.

The utility model adopts the protective pier for the prestress tensioning end of the anti-floating anchor rod, and the protective pier is further: the upper stirrup, the middle stirrup and the lower stirrup are distributed at equal intervals, and the sizes of the upper stirrup, the middle stirrup and the lower stirrup are sequentially increased.

The utility model adopts the protective pier for the prestress tensioning end of the anti-floating anchor rod, and the protective pier is further: the four sides of stirrup middle part all hangs and is equipped with the protective layer cushion down, four protective layer cushion is fore-and-aft, bilateral symmetry, protective layer cushion downside middle part is equipped with and is used for hanging the groove of hanging on stirrup down, a side that the protective layer cushion is close to prefabricated square sets up to the perpendicular structure, the perpendicular structure can contact with prefabricated square lateral surface, a side that the protective layer cushion kept away from prefabricated square sets up to the inclined plane structure, the inclined plane structure can be parallel with the side of the outer concrete protection mound of homonymy.

The beneficial effects of the utility model are as follows:

the outer concrete protection pier is arranged, so that a firm protection effect can be achieved on the outer side of the tension end of the anti-floating anchor rod, and the outside live animals can be effectively prevented from colliding with the tension end of the anti-floating anchor rod; through the arrangement of the steel bar keel assembly, the connection strength of the outer concrete protection pier and the structural plate can be improved, so that the stability of the outer concrete protection pier is improved, and the outer concrete protection pier is not easy to collide to loosen; by the arrangement of the filler, the impact vibration can be prevented from being transmitted to the tension end of the anti-floating anchor rod, so that the protection renting of the tension end of the anti-floating anchor rod is further improved; through the setting of prefabricated square frame and prefabricated apron, can play the effect to the protection and the isolation of filler, prevent that the filler from being disturbed and destroyed by the concrete when pouring the concrete.

Drawings

The foregoing and/or other advantages of the present utility model will become more apparent and more readily appreciated from the detailed description taken in conjunction with the following drawings, which are meant to be illustrative only and not limiting of the utility model, wherein:

FIG. 1 is a schematic perspective view of a protection pier of an anti-floating anchor prestress tensioning end according to an embodiment;

FIG. 2 is a schematic cross-sectional view of an outer concrete pier and its internal structure in accordance with one embodiment;

fig. 3 is a schematic perspective view of a steel bar keel assembly according to an embodiment of the utility model;

fig. 4 is a schematic perspective view of a protective layer pad according to an embodiment of the utility model.

In the drawings, the list of components represented by the various numbers is as follows:

1. a structural panel; 2. the tension end of the anti-floating anchor rod; 3. prefabricating a square frame; 4. prefabricating a cover plate; 401. a cover plate body; 402. a handle; 403. interpolation type square frame edge; 5. a filler; 6. an outer concrete protection pier; 7. a steel bar keel assembly; 701. corner ribs; 702. a side rib; 703. a stirrup is arranged; 704. middle stirrups; 705. a lower stirrup; 8. a protective layer cushion block; 801. a hanging groove; 802. a vertical plane structure; 803. and (5) an inclined plane structure.

Detailed Description

Hereinafter, an embodiment of the protection pier of the prestressed tensioning end of the anti-floating anchor of the present utility model will be described with reference to the accompanying drawings.

The examples described herein are specific embodiments of the present utility model, which are intended to illustrate the inventive concept, are intended to be illustrative and exemplary, and should not be construed as limiting the utility model to the embodiments and scope of the utility model. In addition to the embodiments described herein, those skilled in the art can adopt other obvious solutions based on the disclosure of the claims and specification of the present application, including those adopting any obvious substitutions and modifications to the embodiments described herein.

The drawings in the present specification are schematic views, which assist in explaining the concept of the present utility model, and schematically show the shapes of the respective parts and their interrelationships. Note that, in order to clearly show the structures of the components of the embodiments of the present utility model, the drawings are not drawn to the same scale. Like reference numerals are used to denote like parts.

Figures 1-4 illustrate a fender pier of an anti-floating anchor pre-stressed tension end in accordance with one embodiment of the present utility model, comprising: the anti-floating anchor rod tensioning device comprises a structural plate 1 and an anti-floating anchor rod tensioning end 2, wherein the anti-floating anchor rod tensioning end 2 is fixed on the upper surface of the structural plate 1, a prefabricated frame 3 is arranged on the upper side of the structural plate 1 outside the anti-floating anchor rod tensioning end 2, and a prefabricated cover plate 4 is arranged at the upper port of the prefabricated frame 3; the outside at anti-floating anchor stretch-draw end 2 is filled with filler 5 in prefabricating square frame 3 and prefabricating apron 4, outer concrete protection mound 6 has been pour in prefabricating square frame 3 and prefabricating apron 4's the outside to structural slab 1 upper surface, outer concrete protection mound 6 sets up to the square taper structure of flat top, the steel bar joist assembly 7 has been ligature in the outside of prefabricating square frame 3 and prefabricating apron 4 to outer concrete protection mound 6 inside.

The prefabricated cover plate 4 comprises a cover plate body 401, the outer side size of the cover plate body 401 is the same as the outer side size of the prefabricated square frame 3, a handle 402 is fixedly arranged at the upper end of the cover plate body 401, an inner inserting square frame edge 403 is fixedly arranged at the lower side of the cover plate body 401, the outer side size of the inner inserting square frame edge 403 is matched with the inner side size of the prefabricated square frame 3, the inner inserting square frame edge 403 can be inserted into the upper end of the prefabricated square frame 3, and the prefabricated cover plate 4 can be conveniently abutted to the upper port of the prefabricated square frame 3 through the arrangement of the inner inserting square frame edge 403.

The steel bar keel assembly 7 comprises four corner reinforcements 701, wherein the four corner reinforcements 701 are respectively anchored on the upper surface of the structural plate 1 at the outer sides of four corners of the prefabricated square frame 3, a plurality of equally spaced side reinforcements 702 are arranged on the outer sides of the prefabricated square frame 3 between two adjacent corner reinforcements 701, the bottom end of each side reinforcement 702 is anchored on the upper surface of the structural plate 1, the four corner reinforcements 701 and all the upper, middle and lower side reinforcements on the outer sides of the side reinforcements 702 are respectively bound with an upper stirrup 703, a middle stirrup 704 and a lower stirrup 705, and specifically, the upper stirrup 703, the middle stirrup 704 and the lower stirrup 705 are distributed at equal intervals, and the sizes of the upper stirrup 703, the middle stirrup 704 and the lower stirrup 705 are sequentially increased.

The middle parts of four sides of the lower stirrup 705 are respectively provided with a protective layer cushion block 8 in a hanging manner, the four protective layer cushion blocks 8 are in front-back and left-right symmetry, the middle part of the lower side of the protective layer cushion block 8 is provided with a hanging groove 801 for hanging on the lower stirrup 705, one side surface of the protective layer cushion block 8, which is close to the prefabricated square frame 3, is provided with a vertical surface structure 802, the vertical surface structure 802 can be contacted with the outer side surface of the prefabricated square frame 3, one side surface of the protective layer cushion block 8, which is far away from the prefabricated square frame 3, is provided with an inclined surface structure 803, and the inclined surface structure 803 can be parallel with the side surface of the outer concrete protective pier 6 on the same side; by the arrangement of 8, the protective layer thickness of 7 can be ensured.

In the construction process, attention is paid to the height dimension of the protection pier, the dimension is determined by combining the height of the building surface (finishing surface), and the height of the protection pier at the prestress tensioning end of the anti-floating anchor rod cannot be higher than the height of the building surface after the construction is finished.

Working principle:

during construction, a prefabricated frame 3 is sleeved on the outer side of a tensioning end 2 of an anti-floating anchor rod on the upper surface of a structural slab 1, a filler 5 is filled into the prefabricated frame 3 and compacted, a prefabricated cover plate 4 is covered on an upper port of the prefabricated frame 3, angle bars 701 and side bars 702 are respectively arranged on the upper surface of the structural slab 1 according to set position values on the outer side of the prefabricated frame 3, lower stirrups 705, middle stirrups 704 and upper stirrups 703 are sequentially bound on the outer sides of the four angle bars 701 and all side bars 702 from bottom to top, four protective layer cushion blocks 8 are respectively hung on the middle parts of four sides of the lower stirrups 705, at this time, a vertical surface structure 802 on each protective layer cushion block 8 is just contacted with the outer side of the prefabricated frame 3, a pre-prepared topped conical steel mould is sleeved on the outer side of a steel keel assembly 7, at this time, the inner side of the steel mould is just connected with a bevel structure 803 on each protective layer cushion block 8, and at last concrete is poured into the steel mould.

In summary, the outer concrete protection pier 6 is arranged, so that the outer side of the anti-floating anchor tensioning end 2 can be firmly protected, and the impact of external living animals on the anti-floating anchor tensioning end 2 can be effectively prevented; through the arrangement of the steel bar keel assembly 7, the connection strength of the outer concrete protection pier 6 and the structural plate 1 can be improved, so that the stability of the outer concrete protection pier 6 is improved, and the outer concrete protection pier 6 is not easy to collide to loosen; by arranging the filler 5, the impact vibration can be prevented from being transmitted to the anti-floating anchor tensioning end 2, so that the protection renting of the anti-floating anchor tensioning end 2 is further improved; through the setting of prefabricated square frame 3 and prefabricated apron 4, can play the effect to the protection and the isolation of filler 5, prevent that filler 5 from being disturbed and destroyed by the concrete when pouring the concrete.

The above disclosed features are not limited to the disclosed combinations with other features, and other combinations between features can be made by those skilled in the art according to the purpose of the utility model to achieve the purpose of the utility model.

Claims

1. The utility model provides a protection mound of anti-floating anchor prestressing force stretch-draw end which characterized in that includes: structural slab (1) and anti-floating anchor stretch-draw end (2), anti-floating anchor stretch-draw end (2) are fixed in structural slab (1) upper surface, prefabricated square frame (3) have been placed in the outside of anti-floating anchor stretch-draw end (2) in structural slab (1) upside, prefabricated apron (4) have been placed to the port on prefabricated square frame (3), prefabricated square frame (3) and prefabricated apron (4) are inside to be filled with filler (5) in the outside of anti-floating anchor stretch-draw end (2), outer concrete protection mound (6) have been pour in the outside of prefabricated square frame (3) and prefabricated apron (4) to structural slab (1) upper surface, outer concrete protection mound (6) set up to the square taper structure of flat top, steel bar keel subassembly (7) have been ligatied in the outside of prefabricated square frame (3) and prefabricated apron (4) to outer concrete protection mound (6).

2. The protection pier of an anti-floating anchor prestress tensioning end according to claim 1, characterized in that the prefabricated cover plate (4) comprises a cover plate body (401), the outer side size of the cover plate body (401) is the same as the outer side size of the prefabricated square frame (3), a handle (402) is fixedly arranged at the upper end of the cover plate body (401), and an inserted square frame edge (403) is fixedly arranged at the lower side of the cover plate body (401).

3. Protection pier for prestressed tensioning ends of anti-floating anchors according to claim 2, characterized in that the outer dimensions of the inner inserted square edge (403) are matched with the inner dimensions of the prefabricated square (3), and that the inner inserted square edge (403) can be plugged into the upper end of the prefabricated square (3).

4. The protection pier of an anti-floating anchor rod prestress tensioning end according to claim 1, wherein the steel bar keel assembly (7) comprises four corner ribs (701), the four corner ribs (701) are respectively anchored on the upper surface of a structural plate (1) at the outer sides of four corners of a prefabricated frame (3), a plurality of equally-spaced side ribs (702) are arranged between two adjacent corner ribs (701) at the outer sides of the prefabricated frame (3), the bottom ends of the side ribs (702) are anchored on the upper surface of the structural plate (1), and an upper stirrup (703), a middle stirrup (704) and a lower stirrup (705) are respectively bound on the upper, middle and lower sides of the four corner ribs (701) and all the side ribs (702).

5. The protection pier of an anti-floating anchor prestress tensioning end according to claim 4, wherein the upper stirrup (703), the middle stirrup (704) and the lower stirrup (705) are equidistantly distributed, and the sizes of the upper stirrup (703), the middle stirrup (704) and the lower stirrup (705) are sequentially increased.

6. The protection pier of anti-floating anchor prestress tensioning end according to claim 5, characterized in that, protection layer cushion blocks (8) are hung at the middle parts of four sides of the lower stirrup (705), four protection layer cushion blocks (8) are in front-back and bilateral symmetry, hanging grooves (801) for hanging on the lower stirrup (705) are arranged at the middle parts of the lower sides of the protection layer cushion blocks (8), a side surface of the protection layer cushion blocks (8) close to the prefabricated frame (3) is provided with a vertical surface structure (802), the vertical surface structure (802) can be contacted with the outer side surface of the prefabricated frame (3), a side surface of the protection layer cushion blocks (8) far away from the prefabricated frame (3) is provided with an inclined surface structure (803), and the inclined surface structure (803) can be parallel with the side surface of the outer concrete protection pier (6) on the same side.