CN220377734U - Concrete cap structure - Google Patents
Concrete cap structure Download PDFInfo
- Publication number
- CN220377734U CN220377734U CN202322047190.XU CN202322047190U CN220377734U CN 220377734 U CN220377734 U CN 220377734U CN 202322047190 U CN202322047190 U CN 202322047190U CN 220377734 U CN220377734 U CN 220377734U
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- China
- Prior art keywords
- hood
- prefabricated
- concrete
- prefabricated hood
- corrugated pipe
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- 239000004567 concrete Substances 0.000 title claims abstract description 24
- 239000002002 slurry Substances 0.000 claims abstract description 27
- 239000002184 metal Substances 0.000 claims abstract description 26
- 229910052751 metal Inorganic materials 0.000 claims abstract description 26
- 239000000565 sealant Substances 0.000 claims abstract description 15
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 10
- 239000010959 steel Substances 0.000 claims abstract description 10
- 229910001294 Reinforcing steel Inorganic materials 0.000 claims abstract description 7
- 238000010438 heat treatment Methods 0.000 claims abstract description 5
- 210000001503 joint Anatomy 0.000 claims abstract description 5
- 238000009423 ventilation Methods 0.000 claims abstract description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 20
- 239000000463 material Substances 0.000 claims description 14
- 230000002265 prevention Effects 0.000 claims description 7
- 238000005406 washing Methods 0.000 claims description 7
- 239000011440 grout Substances 0.000 claims description 3
- 230000003014 reinforcing effect Effects 0.000 claims 1
- 238000010276 construction Methods 0.000 abstract description 30
- 239000004568 cement Substances 0.000 abstract description 2
- 238000009434 installation Methods 0.000 description 11
- 230000000694 effects Effects 0.000 description 9
- 238000000034 method Methods 0.000 description 7
- 238000002347 injection Methods 0.000 description 4
- 239000007924 injection Substances 0.000 description 4
- 239000000047 product Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000011065 in-situ storage Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000009417 prefabrication Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 239000011372 high-strength concrete Substances 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000004078 waterproofing Methods 0.000 description 1
Landscapes
- Tents Or Canopies (AREA)
Abstract
The utility model discloses a concrete wind cap structure, comprising: the lower prefabricated hood and the upper prefabricated hood connected with the lower prefabricated hood are arranged on the lower side of the lower prefabricated hood; the lower prefabricated hood is connected with the roof board; a metal corrugated pipe is arranged in the lower prefabricated hood, and a slurry inlet and a slurry overflow are also arranged on the metal corrugated pipe; the roof board is internally embedded with overhanging lap joint reinforcing steel bars; when the lower prefabricated hood is in butt joint with the roof board, the metal corrugated pipe is sleeved on the overhanging lap joint steel bars; the top of the upper prefabricated hood is sealed, and a side gap is reserved for connecting with a heating and ventilation pipeline; the inner side of the joint of the lower-layer prefabricated hood and the upper-layer prefabricated hood is provided with a mounting gap, and the outer side of the joint is provided with sealant. The prefabricated concrete blast cap is prefabricated in a factory in a unified way in advance, is hoisted in place on site, and is directly poured with high-strength cement paste after the gaps are plugged, so that the time of site masonry operation is greatly shortened, and the construction period is shortened.
Description
Technical Field
The utility model relates to the technical field of modularized integrated buildings, in particular to a concrete wind cap structure.
Background
At present, in the construction engineering projects of China, a masonry mode is mostly adopted for the method of the hood, but for some projects with urgent construction periods, the masonry mode is adopted, so that the masonry hood has the problems of insufficient water resistance, low strength and poor durability, and also consumes a relatively long construction period and increases labor force. In addition, the construction process is easy to generate construction waste by adopting a site masonry mode, and the construction waste is troublesome in later cleaning and is not suitable for projects with urgent construction periods.
Disclosure of Invention
Aiming at the problems existing in the prior art, the utility model provides the concrete hood structure, which is constructed by adopting a factory prefabrication and field hoisting method, so that the product quality of the prefabricated concrete hood can be ensured, the appearance modeling detail can be increased, and the engineering construction efficiency can be greatly improved. The on-site wet operation and the construction procedures are greatly reduced, and the urban construction concept of green and environment-friendly and efficient construction is met.
In order to achieve the above purpose, the technical scheme of the utility model is as follows:
the utility model provides a concrete wind cap structure, comprising: the lower prefabricated hood and the upper prefabricated hood connected with the lower prefabricated hood are arranged on the lower side of the lower prefabricated hood;
the lower prefabricated hood is connected with the roof board;
a metal corrugated pipe is arranged in the lower prefabricated hood, and a slurry inlet, a slurry overflow port and a grouting reserved hole are also arranged on the metal corrugated pipe; the roof board is internally embedded with overhanging lap joint reinforcing steel bars;
when the lower prefabricated hood is in butt joint with the roof board, the metal corrugated pipe is sleeved on the overhanging lap joint steel bars;
the top of the upper prefabricated hood is sealed, and a side gap is reserved for connecting with a heating and ventilation pipeline;
the inner side of the joint of the lower prefabricated hood and the upper prefabricated hood is provided with a mounting gap, and the outer side of the joint is provided with sealant; the mounting gap is used for filling waterproof materials.
Preferably, the lower prefabricated hood is connected with a washing water surface of the roof board, and PE rods and sealant are arranged on two sides of the washing water surface.
Preferably, the waterproof material is one or more of PE rod I, sealant I and waterproof coiled materials.
Preferably, the tops of the lower-layer prefabricated hood and the upper-layer prefabricated hood are respectively provided with a cornice, and the cornice is provided with a water dripping line.
Preferably, the lower prefabricated hood is also pre-embedded with stirrups and reinforcing steel bars perpendicular to the stirrups.
Preferably, the slurry inlet and the slurry overflow port are arranged at the upper end part of the metal corrugated pipe, a grouting reserved hole is formed in the lower layer prefabricated hood, and the metal corrugated pipe is arranged in the grouting reserved hole.
Preferably, the lower end part of the metal corrugated pipe is sleeved on the overhanging lap joint reinforcing steel bars.
Preferably, the top surface of the upper prefabricated hood is provided with a drainage gradient.
Preferably, waterproof coiled materials are laid on the outer sides of the lower-layer prefabricated hood and the upper-layer prefabricated hood.
Preferably, the inner sides of the lower prefabricated hood and the upper prefabricated hood are provided with overhanging slurry leakage prevention baffles.
The technical scheme of the utility model has the following beneficial effects:
the prefabricated concrete blast cap is prefabricated in a factory in a unified way in advance, is hoisted in place on site, and is directly poured with high-strength cement paste after the gaps are plugged, so that the time of site masonry operation is greatly shortened, and the construction period is shortened. Because the construction mode of prefabricating the concrete hood in advance is adopted, the working procedures of the construction site are greatly reduced, the manual demand is also reduced, the construction period is shortened, the demand on manpower and material resources is less, the construction time is short, and the economic benefit is remarkably improved.
The utility model provides a safe, effective, practical and economic prefabrication construction method for the roof layer hood, greatly reduces the manpower, material resources and time consumed by the traditional building of the roof ventilating duct, opens a new road for the construction process of the roof layer hood, splits the upper and lower prefabricated roof layer hood, connects the lower prefabricated hood with the roof panel, has a cornice at the top and plays a role of waterproof back-sill; good waterproof performance, and quick and convenient installation: when the prefabricated roof hood is installed, only the prefabricated roof hood is required to be hoisted to the correct position, the embedded grouting sleeve is connected with the splicing rib stretching out on site, the high-strength non-shrinkage slurry is poured again for filling, the prefabricated roof hood and the cast-in-situ roof panel can be formed into a whole rapidly, the installation is convenient and rapid, the construction period cost is saved, and the waterproof performance is good: the construction mode of PE rod, sealant injection and non-shrinkage slurry injection is adopted on site to block the mounting gap, so that a good waterproof effect is formed.
Drawings
FIG. 1 is a schematic diagram of a butt joint structure of a lower prefabricated hood and an upper prefabricated hood according to the present utility model;
FIG. 2 is a schematic view of the upper prefabricated hood structure of the present utility model;
FIG. 3 is a schematic view of the lower prefabricated hood structure of the present utility model;
FIG. 4 is a top plan view of the prefabricated hood of the present utility model;
FIG. 5 is a top bottom plan view of a prefabricated wind cap of the present utility model;
FIG. 6 is a schematic view of the structure A-A of FIG. 4 according to the present utility model;
FIG. 7 is a schematic plan view of an embedded part at the bottom of a lower prefabricated hood according to the utility model;
FIG. 8 is a schematic view of FIG. 7 A-A in accordance with the present utility model;
FIG. 9 is a schematic view of FIG. 8B-B in accordance with the present utility model;
FIG. 10 is a diagram showing the connection of the bottom of the lower prefabricated hood according to the present utility model;
FIG. 11 is a second view of the bottom connection of the lower prefabricated hood according to the present utility model;
FIG. 12 is a third view of the bottom connection of the lower prefabricated hood according to the present utility model;
FIG. 13 is a bottom connection view of the lower prefabricated hood according to the present utility model;
fig. 14 is a bottom connecting structure diagram of the lower prefabricated hood according to the present utility model.
Detailed Description
Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative and intended to explain the present utility model and should not be construed as limiting the utility model.
In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.
In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like 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 above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
In the present utility model, a first feature is "on" or "to a second feature unless explicitly specified and defined otherwise
"under" may include the first and second features being in direct contact, or may include the first and second features not being in direct contact but being in contact by another feature therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.
Referring to fig. 1 to 14, the present utility model provides a concrete cap structure including: a lower prefabricated hood 2 and an upper prefabricated hood 1 connected with the lower prefabricated hood 2;
the lower prefabricated hood 2 is connected with a roof board 10;
a metal corrugated pipe 20 is arranged in the lower prefabricated hood 2, and a slurry inlet 201 and a slurry overflow 202 are also arranged on the metal corrugated pipe 20; the slurry inlet 201 and the slurry overflow 202 are arranged at the upper end part of the metal corrugated pipe 20, the slurry inlet 201 is used for grouting, and the slurry overflow 202 is used for overflowing slurry; a grouting preformed hole 203 is arranged in the lower prefabricated hood 2, the metal corrugated pipe 20 is arranged in the grouting preformed hole 203, and the metal corrugated pipe 20 is used for grouting.
An overhanging lap joint steel bar 30 is embedded in the roof board 10; when the lower prefabricated hood 2 is in butt joint with the roof board 10, the metal corrugated pipe 20 is sleeved on the overhanging lap joint steel bars 30, and then high-strength non-shrink slurry is poured into the metal corrugated pipe 20 for filling, so that the lower prefabricated hood 2 and the cast-in-situ roof board 10 can be quickly integrated, the installation is convenient and quick, and the construction period cost is saved; the top of the upper prefabricated hood 1 is sealed, and a side gap is reserved for connecting with a heating and ventilation pipeline.
Furthermore, the inner side of the joint of the lower prefabricated hood 2 and the upper prefabricated hood 1 is provided with a mounting gap 3, and the outer side is provided with a sealant 4, so that the sealing performance is improved, and a good waterproof effect is formed; the mounting gap 3 is used for filling waterproof materials, and the waterproof materials are one or more of PE rod I, sealant I and waterproof coiled materials, so that the waterproof performance is improved;
the lower prefabricated hood 2 is connected with a washing water surface of the roof board 10, PE rods 7 and sealant 6 are arranged on two sides of the washing water surface 5, sealing performance is improved, a good waterproof effect is achieved, and overhanging iron is arranged on the washing water surface 5. The tops of the lower-layer prefabricated hood 2 and the upper-layer prefabricated hood 1 are respectively provided with a cornice 21, and the cornice 21 is respectively provided with a water drip line 210, so that rainwater can be prevented from seeping into the wall. The lower prefabricated hood 2 is further embedded with stirrups 301 and reinforcing steel bars 302 perpendicular to the stirrups 301, the strength of the lower prefabricated hood 2 is improved, and the lower end of the metal corrugated pipe 20 is sleeved on the overhanging lap joint reinforcing steel bars 30.
The construction principle of the utility model is as follows:
and (3) quick installation of the prefabricated hood: when pouring the roof floor board 10, a construction site worker reserves 3 lap joint steel bars 30 with phi 12mm in advance at the position of a prefabricated hood, and simultaneously, a grouting reserved hole 203 with 300X40X400mm is reserved at the corresponding position of the lap joint steel bars 30 at the lower layer prefabricated hood 2 prefabricated in a factory, when the installation and the positioning of the lower layer prefabricated hood 2 are correct and the plugging of the bottom installation joint are completed, the construction worker fills high-strength non-shrinkage slurry (C50 high-strength concrete) through a slurry inlet 201 (DN 35mm metal corrugated pipe);
the lower prefabricated hood 2 and the upper prefabricated hood 1 are provided with structural water drops 210: when the factory prefabricates the roof layer hood, a metal strip is welded on the die, the size and the positioning of the metal strip are the same as those of the designed water dripping line 210, and after the factory finishes concrete dropping and curing, the prefabricated hood is demolded, and the water dripping line and a product are formed together without secondary processing;
the top surface of the upper prefabricated hood 1 is provided with a structural drainage gradient: when designing, the top of the upper prefabricated hood 1 needs to be provided with a drainage gradient, so that when the upper hood is prefabricated in a factory, the structure is made on the die to find the slope size, the product is molded once, the slope finding surface is flat and free from rising and hollowing, and the like, and building slope finding is not needed again on site;
waterproof aspect: the waterproof of the prefabricated hood has three points, namely, the steel baffle plate is antiseep, the PE rod, the sealant, the grouting and the waterproof, and the waterproof coiled material is paved.
Antiseep steel baffle: setting an opening slurry leakage prevention baffle plate to extend outwards by 3-5 cm in the process of pouring concrete on a roof, wherein the baffle plate is used as a grouting leakage prevention line when a prefabricated hood is installed; the effect of isolating roof water from penetrating into the hood opening is achieved in the later stage;
PE stick + sealant + grout waterproof: because the installation gap exists between the lower prefabricated hood 2 and the concrete roof panel 10, after the field installation and lifting are completed, field operators can plug the gap 3 and can fill PE rods 7+sealant 6+grouting for water resistance;
laying waterproof coiled materials to prevent water: the construction worker can lay the waterproofing membrane in the outside of prefabricated hood, from roof boarding 10 to lay the waterproof cornice of lower floor's prefabricated hood 2 all the time, consequently, prefabricated hood later stage will have good water-proof effects, roofing water can not permeate in the hood.
The utility model separates the prefabricated roof layer hood with the upper part and the lower part: the prefabricated roof layer hood is divided into an upper part and a lower part. The lower prefabricated hood is connected with the roof board, and the top of the lower prefabricated hood is provided with a cornice and plays a role of a waterproof back sill; the top of the upper-layer hood is sealed, and a side gap is reserved for being connected with a heating and ventilation pipeline; the joint of the two layers of the wind caps is provided with a waterproof rabbet to prevent rainwater from flowing backward, and the prefabricated wind cap has simple structure and obvious effect.
The installation is quick and convenient: when the prefabricated roof hood is installed, the prefabricated roof hood is only required to be hoisted to the correct position, the prefabricated roof hood is connected with the splicing ribs which extend out on site by utilizing the pre-buried grouting sleeve, the high-strength non-shrinkage slurry is poured again for filling, the prefabricated roof hood and the cast-in-situ roof panel can be quickly integrated, the installation is convenient and quick, the construction period cost is saved,
the waterproof performance is good: the construction mode of PE rods, sealant injection and non-shrinkage slurry injection is adopted on site, so that the installation gap is blocked, a good waterproof effect is formed, the bottom of the inner side of the prefabricated roof hood is required to be attached to the hole to form an overhanging slurry leakage prevention baffle, the slurry leakage prevention effect is achieved during early grouting, and the inner seepage prevention effect is achieved during the accumulation of roof water in the later period; two layers of cornices of the prefabricated roof hood are provided with a water drip line, so that rainwater can be prevented from seeping into the wall;
slope finding is carried out on the top structure: the top of the prefabricated roof hood adopts a construction mode of slope finding by a structure, so that the on-site secondary slope finding work content is canceled, and the on-site workload is reduced, as shown in 1/5/6 of the attached drawing;
attractive appearance: prefabricated roofing hood, because the facility of mill construction condition and the suitable of mill maintenance environment, the product surface is level, and whole appearance impression is splendid, need not on-the-spot secondary decoration.
The foregoing description is only of the preferred embodiments of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structural changes made by the description of the present utility model and the accompanying drawings or direct/indirect application in other related technical fields are included in the scope of the utility model.
Claims (10)
1. A concrete hood structure, comprising: the lower prefabricated hood and the upper prefabricated hood connected with the lower prefabricated hood are arranged on the lower side of the lower prefabricated hood;
the lower prefabricated hood is connected with the roof board;
a metal corrugated pipe is arranged in the lower prefabricated hood, and a slurry inlet and a slurry overflow are also arranged on the metal corrugated pipe; the roof board is internally embedded with overhanging lap joint reinforcing steel bars;
when the lower prefabricated hood is in butt joint with the roof board, the metal corrugated pipe is sleeved on the overhanging lap joint steel bars;
the top of the upper prefabricated hood is sealed, and a side gap is reserved for connecting with a heating and ventilation pipeline;
the inner side of the joint of the lower prefabricated hood and the upper prefabricated hood is provided with a mounting gap, and the outer side of the joint is provided with sealant; the mounting gap is used for filling waterproof materials.
2. The concrete cap structure according to claim 1, wherein the lower prefabricated cap is in contact with a washing water surface of the roof panel, and both sides of the washing water surface are provided with PE rods and sealant.
3. The concrete cap structure according to claim 1, wherein the waterproof material is one or more of a PE rod, a sealant and a waterproof roll.
4. The concrete cap structure of claim 2, wherein the tops of the lower prefabricated cap and the upper prefabricated cap are respectively provided with a cornice, and a water drip is arranged on the cornice.
5. The concrete hood structure according to claim 4, wherein the lower prefabricated hood is further embedded with stirrups and reinforcing bars perpendicular to the stirrups.
6. The concrete cap structure according to claim 5, wherein the grout inlet and the grout outlet are formed in the upper end portion of the metal corrugated pipe, grouting reserved holes are formed in the lower-layer prefabricated cap, and the metal corrugated pipe is arranged in the grouting reserved holes.
7. The concrete cap structure of claim 6, wherein the lower end of the metal bellows is sleeved on the overhanging lap joint steel bars.
8. The concrete hood structure according to claim 4, wherein the top surface of the upper prefabricated hood is provided with a drainage slope.
9. The concrete cap structure according to claim 6, wherein waterproof coiled materials are laid on the outer sides of the lower prefabricated cap and the upper prefabricated cap.
10. The concrete hood structure according to claim 9, wherein the inner sides of the lower prefabricated hood and the upper prefabricated hood are provided with overhanging slurry leakage prevention baffles.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322047190.XU CN220377734U (en) | 2023-07-31 | 2023-07-31 | Concrete cap structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322047190.XU CN220377734U (en) | 2023-07-31 | 2023-07-31 | Concrete cap structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220377734U true CN220377734U (en) | 2024-01-23 |
Family
ID=89571598
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322047190.XU Active CN220377734U (en) | 2023-07-31 | 2023-07-31 | Concrete cap structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220377734U (en) |
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2023
- 2023-07-31 CN CN202322047190.XU patent/CN220377734U/en active Active
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