CN215670410U - Gravity anti-floating device suitable for hollow steel box body of cast-in-place flat slab - Google Patents
Gravity anti-floating device suitable for hollow steel box body of cast-in-place flat slab Download PDFInfo
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- CN215670410U CN215670410U CN202122286443.XU CN202122286443U CN215670410U CN 215670410 U CN215670410 U CN 215670410U CN 202122286443 U CN202122286443 U CN 202122286443U CN 215670410 U CN215670410 U CN 215670410U
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Abstract
The utility model provides a gravity anti-floating device suitable for a cast-in-place flat slab steel hollow box body, and belongs to the technical field of hollow box body anti-floating devices. The method aims to solve the problems that the hollow box body floats upwards due to the flow state property of concrete, the elevation of a local floor slab is ultrahigh due to light persons, the thickness of a decoration method is reduced, a large amount of floating upwards is caused by heavy persons, and quality accidents occur. The liquid injection device comprises a hollow box body and liquid injection pipelines, wherein the liquid injection pipelines comprise at least one main liquid injection pipeline and a plurality of auxiliary liquid injection pipelines branched from each main liquid injection pipeline, the main liquid injection pipeline is connected with a liquid storage box, and each auxiliary liquid injection pipeline is clamped with a liquid injection port arranged on an upper cover of the hollow box body. The water or other liquid is injected into the hollow box body, so that the total weight of the hollow box body and the injected liquid is greater than the buoyancy of the hollow box body in concrete, the floating condition of the hollow box body is effectively avoided, the floor elevation is avoided from being too high, the thickness of a decoration method is reduced, and the construction quality is ensured.
Description
Technical Field
The utility model relates to the technical field of hollow box anti-floating devices, in particular to a gravity anti-floating device suitable for a cast-in-place flat slab steel hollow box.
Background
The cast-in-situ hollow floor structure is characterized in that a hollow box body is embedded in a cast-in-situ concrete floor according to the design, so that the consumption of concrete is saved, the self weight of the structure is reduced, the construction cost is reduced, the earthquake action is reduced, the net height of a building is increased, and the sound insulation and heat insulation performance of the floor is improved. The technology is a newer technology developed in recent years, and aims to save concrete in a region with smaller stress in the middle of the cross section of a floor slab according to the stress principle of a reinforced concrete structure, skillfully combines the advantages of good integrity of a cast-in-place solid floor slab and light dead weight, large span and the like of a prefabricated hollow floor slab, is suitable for buildings with various spans and various loads, is particularly suitable for multi-layer and high-rise buildings with large span, large load and large space, and comprises the following steps: office buildings, teaching buildings, business residential buildings, shopping malls, hotels, civil houses, underground parking lots and the like. However, the part of the floor slab bearing the large concentrated load is not provided with an internal mold, and the partition plate bearing the large concentrated dynamic load is not a hollow floor slab.
The cast-in-place hollow floor structure has the problem of floating of the hollow box body due to the flow property of concrete, the problem that the height of a local floor slab is overhigh due to poor solution and light weight is solved, the thickness of a decoration method is reduced, and subsequent decoration is influenced; heavy people can cause large-area hollow box bodies to float upwards, and quality accidents occur.
SUMMERY OF THE UTILITY MODEL
The technical problem to be solved by the utility model is as follows:
the cast-in-place hollow floor system structure aims to solve the problems that a hollow box body floats upwards due to the flow state property of concrete, the elevation of a local floor slab is ultrahigh due to light persons, the decoration method thickness is reduced, large-area hollow box bodies float upwards due to heavy persons, and quality accidents occur.
The utility model adopts the technical scheme for solving the technical problems that:
the utility model provides a gravity anti-floating device for a steel hollow box body suitable for a cast-in-place flat slab floor, which comprises the hollow box body and liquid injection pipelines, wherein each liquid injection pipeline comprises at least one main liquid injection pipeline and a plurality of auxiliary liquid injection pipelines which are branched from each main liquid injection pipeline, each main liquid injection pipeline is connected with a liquid storage box, and each auxiliary liquid injection pipeline is clamped with a liquid injection port arranged on an upper cover of the hollow box body.
Further, each main liquid injection pipeline and n2The hollow box bodies distributed in a square shape pass through n2The secondary liquid injection pipelines are connected, wherein n is a positive integer and is more than or equal to 1.
Furthermore, each main liquid injection pipeline is connected with 4, 9 or 16 hollow boxes distributed in a square shape through auxiliary liquid injection pipelines.
Furthermore, each main liquid injection pipeline is connected with one row or one column of hollow boxes through a secondary liquid injection pipeline.
Furthermore, each main liquid injection pipeline is connected with the hollow box bodies in two adjacent rows or two adjacent columns through secondary liquid injection pipelines.
Further, the notes liquid mouth of hollow box is provided with annular rubber circle, from annotating the liquid pipeline joint in annular rubber circle, the hollow box emergence weeping after the annular rubber circle is used for preventing to irritate the liquid.
Furthermore, the main liquid injection pipeline is a colloid main liquid injection pipeline, and the auxiliary liquid injection pipeline is a colloid auxiliary liquid injection pipeline.
Further, the main liquid injection pipeline and the auxiliary liquid injection pipeline penetrate through the rib beam template, and the main liquid injection pipeline is connected with a liquid storage tank arranged outside the rib beam template.
Furthermore, a liquid pumping device is arranged on the liquid storage tank and used for conveying liquid in the liquid storage tank into the hollow box body through the main liquid injection pipeline and the auxiliary liquid injection pipeline in sequence.
Furthermore, a control valve is arranged on one side, close to the liquid storage tank, of the main liquid injection pipeline.
Compared with the prior art, the utility model has the beneficial effects that:
the utility model relates to a gravity anti-floating device for a steel hollow box body suitable for a cast-in-place flat slab, which comprises a hollow box body and a liquid injection pipeline, wherein the liquid injection pipeline comprises a main liquid injection pipeline and a branched secondary liquid injection pipeline, the main liquid injection pipeline is connected with a liquid storage tank, the secondary liquid injection pipeline is clamped with a liquid injection port arranged on an upper cover of the hollow box body, and water or other liquid is injected into the hollow box body before concrete pouring is carried out, so that the total weight of the hollow box body and the injected liquid thereof is greater than the buoyancy of the hollow box body in the cast-in-place concrete, the floating condition of the hollow box body is effectively avoided, the over-high floor level is avoided, the thickness of a decoration method can be reduced, the surface limits on subsequent decoration are met, and the quality of the flat slab is improved;
and from annotating liquid pipeline and annotating liquid mouth joint, can avoid in concrete placement process, the liquid that pours into in the hollow box takes place the seepage, influences the solidification effect of concrete or leads to the concrete can't solidify, has effectively guaranteed higher construction quality.
Drawings
FIG. 1 is a first perspective view of a gravity anti-floating device for a steel hollow box body suitable for a cast-in-place flat slab floor according to the present invention;
FIG. 2 is a second perspective view of the gravity anti-floating device for a steel hollow box body suitable for a cast-in-place flat slab floor of the present invention;
FIG. 3 is a third perspective view of the gravity anti-floating device for a steel hollow box body suitable for a cast-in-place flat slab floor of the present invention;
FIG. 4 is a fourth perspective view of the gravity anti-floating device for a steel hollow box body suitable for a cast-in-place flat slab floor of the present invention;
FIG. 5 is a perspective view of the hollow case and secondary fill line of the present invention.
Description of reference numerals:
the method comprises the following steps of 1-rib beam template, 2-hollow box body, 3-liquid injection port, 4-slave liquid injection pipeline, 5-main liquid injection pipeline, 6-liquid storage tank, 7-liquid pumping device, 8-control valve and 3-1 annular rubber ring.
Detailed Description
In the description of the present invention, it should be noted that terms such as "upper", "lower", "front", "rear", "left", "right", and the like in the embodiments indicate terms of orientation, and are used only for simplifying the positional relationship based on the drawings of the specification, and do not represent that the elements, devices, and the like indicated in the description must operate according to the specific orientation and the defined operation, method, and configuration, and such terms are not to be construed as limiting the present invention.
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below.
The first specific embodiment is as follows: the utility model provides a gravity anti-floating device for a steel hollow box body suitable for a cast-in-place flat slab floor, which is shown by combining with a figure 1 to a figure 5, and comprises a hollow box body 2 and a liquid injection pipeline, wherein the liquid injection pipeline comprises at least one main liquid injection pipeline 5, each main liquid injection pipeline 5 is branched into a plurality of auxiliary liquid injection pipelines 4, the main liquid injection pipeline 5 is connected with a liquid storage box 6, an upper cover of the hollow box body 2 is provided with a liquid injection port 3, and each auxiliary liquid injection pipeline 4 is clamped with the liquid injection port 3 and is used for injecting liquid in the liquid storage box 6 into the hollow box body 2.
Before concrete pouring is carried out, water, concrete or other liquid is injected into the hollow box body 2, so that the total weight of the hollow box body 2 and the injected liquid is greater than the buoyancy of the hollow box body 2 in the concrete pouring process, the floating condition of the hollow box body 2 is effectively avoided, the floor elevation is prevented from being too high, the thickness of a decoration method is reduced, and the construction quality of a flat slab can be improved;
from annotating liquid pipeline 4 and annotating liquid mouth 3 joints, can avoid in concrete placement process, the liquid that pours into in the hollow box 2 flows from annotating liquid mouth 3 and from annotating the gap between the liquid pipeline 4, influences the solidification effect of concrete or leads to the concrete can't solidify, can guarantee whole construction quality.
The second specific embodiment: as shown in fig. 1 to 5, each of the main liquid injection pipes 5 and n2A square hollow box body 2 passes through n2The auxiliary liquid injection pipelines 4 are connected, wherein n is a positive integer and is more than or equal to 1, namely the auxiliary liquid injection pipelines 4 of one branch of the main liquid injection pipeline 5 are connected with the square-distributed hollow box bodies 2, and the liquid storage box 6 is connected with one or more main liquid injection pipelines 5. Other combinations and connections of this embodiment are the same as those of the first embodiment.
Preferably, the number n of the hollow cases 2 is 1, 2, 3, 4, 5, 6.
The third concrete implementation scheme is as follows: with reference to fig. 1 to 5, each main liquid injection pipeline 5 is connected with 4 hollow boxes 2 distributed in a square shape through a slave liquid injection pipeline 4, or each main liquid injection pipeline 5 is connected with 9 hollow boxes 2 distributed in a square shape through a slave liquid injection pipeline 4, or each main liquid injection pipeline 5 is connected with 16 hollow boxes 2 distributed in a square shape through a slave liquid injection pipeline 4, and a liquid storage tank 6 is connected with one or more main liquid injection pipelines 5. Other combinations and connections of this embodiment are the same as those of the second embodiment.
The fourth specific embodiment: as shown in fig. 1 to 5, each of the main liquid injection pipes 5 is connected to one row or one column of the hollow boxes 2 in the whole flat slab through a slave liquid injection pipe 4, that is, the slave liquid injection pipe 4 branched from one main liquid injection pipe 5 is connected to one row or one column of the hollow boxes 2, and the liquid storage tank 6 is connected to one or more main liquid injection pipes 5. Other combinations and connections of this embodiment are the same as those of the first embodiment.
The fifth concrete embodiment: as shown in fig. 1 to 5, each main liquid injection pipeline 5 is connected to two adjacent rows or two adjacent columns of hollow boxes 2 through a secondary liquid injection pipeline 4, that is, the secondary liquid injection pipeline 4 branched by one main liquid injection pipeline 5 is connected to two adjacent rows or two adjacent columns of hollow boxes 2, and the liquid storage tank 6 is connected to one or more main liquid injection pipelines 5. Other combinations and connections of this embodiment are the same as those of the first embodiment.
Every main liquid injection pipeline 5 can be connected with the hollow box 2 with different distribution structures, and the liquid in the liquid storage box 6 is injected into all the hollow boxes 2.
The sixth specific embodiment: referring to fig. 1 to 5, an annular rubber ring 3-1 is arranged at a liquid injection port 3 of the hollow box body 2, the secondary liquid injection pipeline 4 is clamped in the annular rubber ring 3-1, the inner diameter of the annular rubber ring 3-1 is matched with the outer diameter of the secondary liquid injection pipeline 4, and the annular rubber ring 3-1 is used for preventing injected liquid from flowing out from a gap between the hollow box body 2 and the secondary liquid injection pipeline 4 after liquid injection. Other combinations and connections of this embodiment are the same as those of the second, third, fourth, fifth or sixth embodiments.
The seventh specific embodiment: with reference to fig. 1 to 5, the main liquid injection pipeline 5 is a colloid main liquid injection pipeline, and the auxiliary liquid injection pipeline 4 is a colloid auxiliary liquid injection pipeline. Other combinations and connections of this embodiment are the same as those of the sixth embodiment.
Furthermore, the colloid main liquid injection pipeline is a rubber main liquid injection pipeline, and the colloid auxiliary liquid injection pipeline is a rubber auxiliary liquid injection pipeline.
The specific embodiment eight: with reference to fig. 1 to 5, the main liquid injection pipeline 5 and the secondary liquid injection pipeline 4 all penetrate through the rib beam template 1, the main liquid injection pipeline 5 is connected with a liquid storage tank 6 arranged outside the rib beam template 1, liquid is injected into the hollow box body 2 before pouring, concrete pouring is carried out after the liquid injection is completed, and the main liquid injection pipeline 5 and the secondary liquid injection pipeline 4 do not need to be removed. Other combinations and connections of this embodiment are the same as those of the seventh embodiment.
The specific embodiment is nine: referring to fig. 1 to 5, a liquid pumping device 7 is arranged on the liquid storage tank 6, the liquid pumping device 7 is a water pump, the water pump is a new honest BSP-S small self-priming water pump, and the water pump is used for conveying water in the liquid storage tank into the hollow tank body 2 through the main liquid injection pipeline 5 and the slave liquid injection pipeline 4 in sequence. Other combinations and connections of this embodiment are the same as those of embodiment eight.
The specific embodiment ten: referring to fig. 1 to 5, a control valve 8 is arranged on one side of the main liquid injection pipeline 5 close to the liquid storage tank 6, after liquid in the liquid storage tank 6 is pumped into the hollow tank body 2, the control valve 8 is closed, the main liquid injection pipeline 5 is disconnected from the liquid storage tank 6, and then subsequent concrete pouring can be performed. Other combinations and connections of this embodiment are the same as those of the ninth embodiment.
Although the present disclosure has been described above, the scope of the present disclosure is not limited thereto. Various changes and modifications may be effected therein by one of ordinary skill in the pertinent art without departing from the spirit and scope of the present disclosure, and these changes and modifications are intended to be within the scope of the present disclosure.
Claims (10)
1. The utility model provides a hollow box gravity anti-device that floats suitable for cast-in-place no roof beam steel, includes hollow box (2), its characterized in that: still include and annotate the liquid pipeline, annotate the liquid pipeline and include that at least one owner annotates liquid pipeline (5) and every owner annotates a plurality of liquid pipeline (4) of liquid pipeline (5) branch, the owner annotates liquid pipeline (5) and is connected with liquid reserve tank (6), every annotate liquid mouth (3) joint with the setting of hollow box (2) upper cover respectively from annotating liquid pipeline (4).
2. The gravity anti-floating device for the steel hollow box body of the cast-in-place flat slab floor as claimed in claim 1, wherein: each of the main liquid injection pipelines (5) and n2A hollow box body (2) which is distributed in a square shape passes through n2The secondary liquid injection pipelines (4) are connected, wherein n is a positive integer and is more than or equal to 1.
3. The gravity anti-floating device for the steel hollow box body of the cast-in-place flat slab floor as claimed in claim 2, wherein: each main liquid injection pipeline (5) is connected with 4, 9 or 16 hollow box bodies (2) which are distributed in a square shape through a secondary liquid injection pipeline (4).
4. The gravity anti-floating device for the steel hollow box body of the cast-in-place flat slab floor as claimed in claim 1, wherein: each main liquid injection pipeline (5) is connected with one row or one column of hollow box bodies (2) through a secondary liquid injection pipeline (4).
5. The gravity anti-floating device for the steel hollow box body of the cast-in-place flat slab floor as claimed in claim 1, wherein: each main liquid injection pipeline (5) is connected with the hollow box bodies (2) in two adjacent rows or two adjacent columns through a secondary liquid injection pipeline (4).
6. The gravity anti-floating device for the steel hollow box body of the cast-in-place flat slab floor as claimed in claim 2, 3, 4 or 5, wherein: the liquid injection port (3) of the hollow box body (2) is provided with an annular rubber ring (3-1), the secondary liquid injection pipeline (4) is connected in the annular rubber ring (3-1) in a clamping mode, and the annular rubber ring (3-1) is used for preventing the hollow box body (2) after liquid injection from leaking.
7. The gravity anti-floating device for the steel hollow box body of the cast-in-place flat slab floor as claimed in claim 6, wherein: the main liquid injection pipeline (5) is a colloid main liquid injection pipeline, and the auxiliary liquid injection pipeline (4) is a colloid auxiliary liquid injection pipeline.
8. The gravity anti-floating device for the hollow steel box body of the cast-in-place flat slab floor as claimed in claim 7, wherein: the main liquid injection pipeline (5) and the secondary liquid injection pipeline (4) penetrate through the rib beam template (1), and the main liquid injection pipeline (5) is connected with a liquid storage tank (6) arranged outside the rib beam template (1).
9. The gravity anti-floating device for the hollow steel box body of the cast-in-place flat slab floor as claimed in claim 8, wherein: and a liquid pumping device (7) is arranged on the liquid storage tank (6) and is used for conveying liquid in the liquid storage tank (6) into the hollow box body (2) through the main liquid injection pipeline (5) and the slave liquid injection pipeline (4) in sequence.
10. The gravity anti-floating device for the steel hollow box body of the cast-in-place flat slab floor as claimed in claim 9, wherein: and one end of the main liquid injection pipeline (5) close to the liquid storage tank (6) is provided with a control valve (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122286443.XU CN215670410U (en) | 2021-09-22 | 2021-09-22 | Gravity anti-floating device suitable for hollow steel box body of cast-in-place flat slab |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122286443.XU CN215670410U (en) | 2021-09-22 | 2021-09-22 | Gravity anti-floating device suitable for hollow steel box body of cast-in-place flat slab |
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| Publication Number | Publication Date |
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| CN215670410U true CN215670410U (en) | 2022-01-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202122286443.XU Active CN215670410U (en) | 2021-09-22 | 2021-09-22 | Gravity anti-floating device suitable for hollow steel box body of cast-in-place flat slab |
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| Country | Link |
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| CN (1) | CN215670410U (en) |
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2021
- 2021-09-22 CN CN202122286443.XU patent/CN215670410U/en active Active
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