CN210194691U - Protective structure for post-cast strip of settlement of basic raft - Google Patents
Protective structure for post-cast strip of settlement of basic raft Download PDFInfo
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- CN210194691U CN210194691U CN201920838906.9U CN201920838906U CN210194691U CN 210194691 U CN210194691 U CN 210194691U CN 201920838906 U CN201920838906 U CN 201920838906U CN 210194691 U CN210194691 U CN 210194691U
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Abstract
The utility model belongs to the technical field of house and public building technique and specifically relates to a basic raft board subsides post-cast strip protective structure is related to, including the basement roof, be equipped with on the basement roof and subside the post-cast strip, be equipped with first atress reinforcing bar in the basement roof, first atress reinforcing bar spanes and subsides the post-cast strip, placed first concrete slab on subsiding the first atress reinforcing bar in the post-cast strip, first concrete slab seals the open-top who subsides the post-cast strip, and first concrete slab buries in subsiding the post-cast concrete in the post-cast strip. The utility model utilizes the first concrete plate to seal the top opening of the post-sedimentation pouring belt, thereby preventing construction waste from falling into the post-sedimentation pouring belt; when the post-settlement casting belt is poured, the first concrete plate is poured and buried in the post-settlement casting belt, so that the first concrete plate is prevented from becoming new construction waste; because the first concrete occupies a certain volume, the concrete consumption for pouring the post-cast strip after sedimentation is reduced.
Description
Technical Field
The utility model belongs to the technical field of house and public building technique and specifically relates to a watering area protective structure after basic raft subsides.
Background
The post-sedimentation casting belt is arranged for avoiding or reducing the sedimentation difference between two parts of a building, the two parts of structures with larger height or load difference can be freely sedimentated within a certain time, and when the sedimentation difference between the two parts of structures in the later period does not influence the structure safety, the two parts of structures are connected together to achieve the purpose that the structure is not provided with a permanent sedimentation joint.
In order to ensure the construction quality of the post-cast strip, a method for treating a joint surface of new and old concrete is provided in the design except for the requirement that an expanding agent is added into the concrete of the post-cast strip to form micro-expansion concrete, which is a basic measure for ensuring the construction quality of the post-cast strip and preventing the joint surface from leaking and cracking. The methods mainly comprise the following steps: cleaning loose concrete at the joint surface, chiseling, washing with pressure water, and drying; brushing a concrete interface treating agent on the joint surface, then pouring concrete, and enhancing maintenance.
In addition to the need of strengthening management, a covering measure and a garbage cleaning measure for preventing garbage from falling into a post-cast strip are needed to be made during construction, but the post-cast strip has a long existence time, which is up to more than one year, and the garbage can hardly fall into the post-cast strip during construction. Therefore, the problem that the thickness of the structural bottom plate is influenced by the garbage which falls into the post-pouring belt and cannot be taken out is urgently needed to be solved.
The invention patent with publication number CN106436930A discloses an underground ultra-limited settlement post-cast strip structure system and a construction method thereof, the first step is the protective sealing of the post-cast strip on the top plate of the basement, which specifically comprises the following steps: the method comprises the steps of building a strip-shaped supporting table on basement roofs on two sides of a basement roof post-cast strip along the length direction of the basement roof post-cast strip by bricks respectively, plastering the outer side surface of the supporting table into an inclined surface by cement mortar, pointing joints between the inclined surface and the bricks and between the inclined surface and the roof, then fully paving a protective template of the basement roof post-cast strip on the two supporting tables, nailing battens on the lower surface of the protective template, and preventing garbage, rainwater and the like from entering the post-cast strip during construction on the ground.
Before the post-cast strip is used for pouring concrete, the supporting platform, the protective template, the flitch and the brick inclined plane need to be dismantled, and a large amount of garbage generated during dismantling can fall into the settled post-cast strip.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a basic raft subsides post-cast strip protective structure, it has the advantage that prevents that rubbish from falling into and subside post-cast strip.
The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme: the utility model provides a basic raft board subsides post-cast strip protective structure, includes the basement roof, is equipped with on the basement roof and subsides the post-cast strip, is equipped with first atress reinforcing bar in the basement roof, and first atress reinforcing bar spans and subsides the post-cast strip, placed first concrete slab on the first atress reinforcing bar in the post-cast strip of subsiding, first concrete slab seals the open-top of subsiding the post-cast strip, and first concrete slab buries in the post-cast concrete in the post-cast strip of subsiding.
By adopting the technical scheme, the top opening of the post-sedimentation pouring belt is closed by the first concrete plate, so that construction waste is prevented from falling into the post-sedimentation pouring belt; when the post-settlement casting belt is poured, the first concrete plate is poured and buried in the post-settlement casting belt, so that the first concrete plate is prevented from becoming new construction waste; and because the first concrete occupies a certain volume, the consumption of concrete for pouring the post-cast strip after sedimentation can be reduced.
Preferably, the first concrete slab comprises a first plate and a second plate which are hinged, the first plate and the second plate are rectangular plates with equal width, and the first plate and the second plate are arranged along the length direction of the post-sedimentation pouring belt.
Through adopting above-mentioned technical scheme, turn over the second plate and turn over and place on first plate, can expose the open-top of subsiding the post-cast strip to pour concrete in to subsiding the post-cast strip, also can reduce first concrete slab's area, conveniently carry and deposit.
Preferably, a plurality of rings are prefabricated on the upper surfaces of the first plate and the second plate.
Through adopting above-mentioned technical scheme, draw rings through the wire rope with the loop wheel machine, can hoist first plate and/or second plate to remove or overturn first plate, second plate.
Preferably, the water stop steel plates are arranged in the top plates of the basement at two sides of the sedimentation post-cast strip, and the water stop steel plates partially extend into the sedimentation post-cast strip.
By adopting the technical scheme, the water stop steel plate can intercept water seeping from the gap between post-cast concrete in the sedimentation post-cast strip and the basement roof.
Preferably, two second concrete plates are arranged in the post-sedimentation pouring belt and hung below the first stressed steel bars.
By adopting the technical scheme, the concrete poured into the post-sedimentation pouring belt can be piled up at the corners in the post-sedimentation pouring belt by utilizing the guiding action of the second concrete plate, and the second concrete plate is hung to be horizontally placed on the water stop steel plate after the guiding is finished.
Preferably, the top opening edge of the post-cast strip that subsides is equipped with sheet metal in an inclined manner, and sheet metal sets up along the length of side direction of the post-cast strip that subsides, and the latter half of sheet metal is fixed in the basement roof.
By adopting the technical scheme, the metal sheet has the water retaining effect, and can prevent construction water or rainwater from flowing into the post-pouring strip after sedimentation. The metal sheet can also cover the gap between the first concrete plate and the top opening edge of the sedimentation post-cast strip, and prevent garbage from entering the sedimentation post-cast strip from the gap.
Preferably, a second stressed steel bar is arranged in the basement top plate below the post-sedimentation pouring belt and is parallel to the first stressed steel bar.
Through adopting above-mentioned technical scheme, the second atress reinforcing bar has improved the structural strength of basement roof.
Preferably, a reinforced structure reinforcing steel bar is arranged in the top plate of the basement on one side of the sedimentation post-cast strip, part of the reinforced structure reinforcing steel bar is positioned above the bottom of the sedimentation post-cast strip, and the rest part of the reinforced structure reinforcing steel bar is positioned below the sedimentation post-cast strip.
Through adopting above-mentioned technical scheme, strengthen the structural reinforcement and improved the structural strength who subsides post-cast strip.
To sum up, the utility model discloses a beneficial technological effect does:
1. the top opening of the post-sedimentation pouring belt is closed by the first concrete plate, so that construction waste is prevented from falling into the post-sedimentation pouring belt;
2. when the post-settlement casting belt is poured, the first concrete plate is poured and buried in the post-settlement casting belt, so that the first concrete plate is prevented from becoming new construction waste;
3. because the first concrete occupies a certain volume, the concrete consumption for pouring the post-cast strip after sedimentation is reduced.
Drawings
Fig. 1 is a schematic structural view of a post-settlement casting belt protective structure of a basic raft;
FIG. 2 is an enlarged view of portion A of FIG. 1;
FIG. 3 is an enlarged view of portion B of FIG. 2;
fig. 4 is an enlarged view of the portion C in fig. 2.
In the figure, 1, a basement top plate; 2. depositing a post-cast strip; 3. a first stressed steel bar; 4. a first concrete panel; 41. a first plate; 42. a second plate; 5. a hoisting ring; 6. a water stop steel plate; 7. a second concrete panel; 8. a metal thin plate; 9. post-pouring concrete; 10. a second stressed steel bar; 11. reinforcing the structural steel bars; 12. a wire rope; 13. and (7) a hinge.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Example (b): fig. 1 is the utility model discloses a watering area protective structure after basic raft subsides, including basement roof 1, be equipped with on basement roof 1 and subside watering area 2 after. First stress reinforcing steel bars 3 and second stress reinforcing steel bars 10 which are parallel to each other are poured into the basement top plate 1 from top to bottom, the first stress reinforcing steel bars 3 cross the sedimentation post-cast strip 2 from the width direction of the sedimentation post-cast strip 2, and the second stress reinforcing steel bars 10 are located below the bottom of the sedimentation post-cast strip 2. And a reinforcing structure steel bar 11 is arranged in the basement top plate 1 on one side of the sedimentation post-cast strip 2, part of the reinforcing structure steel bar 11 is positioned above the bottom of the sedimentation post-cast strip 2, and the rest part of the reinforcing structure steel bar is positioned below the sedimentation post-cast strip 2. First atress reinforcing bar 3, second atress reinforcing bar 10, reinforcement structure reinforcing bar 11 have all improved the structural stability who subsides post-cast strip 2.
As shown in fig. 1, water stop steel plates 6 are horizontally poured in the top plates 1 of the basement on two sides of the post-settlement casting strip 2, and the water stop steel plates 6 partially extend into the post-settlement casting strip 2. Two second concrete plates 7 are further arranged in the post-settlement casting belt 2, hoisting rings 5 (shown in figure 3) are prefabricated on the two second concrete plates 7, steel wire ropes 12 are connected to the hoisting rings 5, and the steel wire ropes 12 are hung on the first stress steel bars 3.
As shown in fig. 3, the second concrete plate 7 is suspended by a wire rope 12 in an inclined state (one side end of the second concrete plate 7 is in contact with the bottom of the post-settling strip 2 and the other side end is suspended), the concrete poured into the post-settling strip 2 is compacted at the corner in the post-settling strip 2 by using the inclined second concrete plate 7 as a guide plate, the second concrete plate 7 is suspended to be laid on the water stop steel plate 6 after the guide is completed, and the post-pouring concrete 9 (see fig. 2) is poured into the water stop steel plate 6 together with the second concrete plate 7.
In addition, the two second concrete plates 7 are hung to be horizontal, so that the space between the two water stop steel plates 6 is filled, garbage can be blocked, and the garbage is prevented from falling to the bottom of the post-sedimentation pouring belt 2. The second concrete plate 7 is lifted upwards to be close to the first stressed steel bar 3, and then the garbage on the second concrete plate 7 can be clamped and cleaned by using the pliers.
As shown in fig. 2 and 4, a first concrete slab 4 is placed on the first stressed steel bar 3 in the post-settlement casting strip 2, the first concrete slab 4 is formed by hinging a first plate 41 and a second plate 42 through a hinge 13, the first plate 41 and the second plate 42 are rectangular plates with equal width, and the first plate 41 and the second plate 42 are both arranged along the length direction of the post-settlement casting strip 2. A plurality of lifting rings 5 are prefabricated on the upper surfaces of the first plate 41 and the second plate 42 along the respective width directions, and the lifting rings 5 are connected by a crane and a steel wire rope 12, so that the first plate 41 and the second plate 42 can be lifted and then translated or lifted and then turned.
As shown in fig. 2, a metal thin plate 8 is provided on the edge of the top opening of the post-settlement pouring strip 2 in an inclined manner (inclined toward the center of the post-settlement pouring strip 2), the metal thin plate 8 is provided along the side length direction of the post-settlement pouring strip 2, and the lower half portion of the metal thin plate 8 is poured and buried in the top plate 1 of the basement. The metal sheet 8 has a water retaining function, and can prevent construction water or rainwater from flowing into the sedimentation post-cast strip 2.
As shown in fig. 2, the first concrete plate 4 closes the top opening of the post-settling strip 2, but the first concrete plate 4 has a gap with the edge of the top opening of the post-settling strip 2, and the metal sheet 8 can cover the gap to prevent garbage from entering the post-settling strip 2 from the gap.
The implementation principle that this embodiment prevents rubbish to fall into subside post-cast strip 2 does: the top opening of the sedimentation post-cast strip 2 is closed by the first concrete plate 4, preventing construction waste from falling into the sedimentation post-cast strip 2. When the post-cast concrete 9 (see fig. 2) needs to be poured into the sedimentation post-cast strip 2, the second plate 42 is turned over and placed on the first plate 41, so that the top opening of the sedimentation post-cast strip 2 can be exposed, and the concrete can be poured into the sedimentation post-cast strip 2. When the sedimentation post-cast strip 2 is poured, the first concrete plate 4 is poured and buried in the sedimentation post-cast strip 2, so that the first concrete plate 4 is prevented from becoming new construction waste; and because the first concrete occupies a certain volume, the concrete consumption for pouring the post-cast strip 2 can be reduced.
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (8)
1. The utility model provides a basic raft board subsides post-cast strip protective structure, includes basement roof (1), is equipped with on basement roof (1) and subsides post-cast strip (2), is equipped with first atress reinforcing bar (3) in basement roof (1), and first atress reinforcing bar (3) span subsides post-cast strip (2), its characterized in that: a first concrete plate (4) is placed on a first stressed steel bar (3) in the sedimentation post-cast strip (2), the top opening of the sedimentation post-cast strip (2) is sealed by the first concrete plate (4), and the first concrete plate (4) is buried in post-cast concrete (9) in the sedimentation post-cast strip (2).
2. The protective structure of the post-cast strip of the basic raft settlement of claim 1, wherein: the first concrete plate (4) comprises a first plate block (41) and a second plate block (42) which are hinged, the first plate block (41) and the second plate block (42) are rectangular plates with equal width, and the first plate block (41) and the second plate block (42) are arranged along the length direction of the sedimentation post-cast strip (2).
3. The protective structure of the post-cast strip of the basic raft settlement of claim 2, wherein: a plurality of hanging rings (5) are prefabricated on the upper surfaces of the first plate block (41) and the second plate block (42).
4. The protective structure of the post-cast strip of the basic raft settlement of claim 1, wherein: and water stop steel plates (6) are arranged in the basement top plates (1) at two sides of the sedimentation post-cast strip (2), and the water stop steel plates (6) partially extend into the sedimentation post-cast strip (2).
5. The protective structure of post-cast strip of basic raft settlement of claim 4, wherein: two second concrete plates (7) are arranged in the post-settlement casting belt (2), and the two second concrete plates (7) are hung below the first stressed steel bars (3).
6. The protective structure of the post-cast strip of the basic raft settlement of claim 1, wherein: the top opening edge of the post-cast strip (2) subsides is obliquely provided with a metal sheet (8), the metal sheet (8) is arranged along the side length direction of the post-cast strip (2) subsides, and the lower half part of the metal sheet (8) is fixed in the basement top plate (1).
7. The protective structure of the post-cast strip of the basic raft settlement of claim 1, wherein: and a second stressed reinforcing steel bar (10) is arranged in the basement top plate (1) below the post-cast strip (2) and the second stressed reinforcing steel bar (10) is parallel to the first stressed reinforcing steel bar (3).
8. The protective structure of post-cast strip of basic raft settlement of claim 7, wherein: and a reinforcing structure steel bar (11) is arranged in the basement top plate (1) on one side of the sedimentation post-cast strip (2), part of the reinforcing structure steel bar (11) is positioned above the bottom of the sedimentation post-cast strip (2), and the rest part of the reinforcing structure steel bar is positioned below the sedimentation post-cast strip (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920838906.9U CN210194691U (en) | 2019-06-04 | 2019-06-04 | Protective structure for post-cast strip of settlement of basic raft |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920838906.9U CN210194691U (en) | 2019-06-04 | 2019-06-04 | Protective structure for post-cast strip of settlement of basic raft |
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| CN210194691U true CN210194691U (en) | 2020-03-27 |
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| CN201920838906.9U Active CN210194691U (en) | 2019-06-04 | 2019-06-04 | Protective structure for post-cast strip of settlement of basic raft |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115324214A (en) * | 2022-07-28 | 2022-11-11 | 中国建筑第五工程局有限公司 | Pre-sealing structure of post-cast strip subsides |
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2019
- 2019-06-04 CN CN201920838906.9U patent/CN210194691U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115324214A (en) * | 2022-07-28 | 2022-11-11 | 中国建筑第五工程局有限公司 | Pre-sealing structure of post-cast strip subsides |
| CN115324214B (en) * | 2022-07-28 | 2024-01-26 | 中国建筑第五工程局有限公司 | Sedimentation post-pouring belt pre-sealing structure |
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