CN219732562U - Construction structure for slope finding of concrete roof sand layer in high-temperature dry-hot area - Google Patents
Construction structure for slope finding of concrete roof sand layer in high-temperature dry-hot area Download PDFInfo
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- CN219732562U CN219732562U CN202320957312.6U CN202320957312U CN219732562U CN 219732562 U CN219732562 U CN 219732562U CN 202320957312 U CN202320957312 U CN 202320957312U CN 219732562 U CN219732562 U CN 219732562U
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- Prior art keywords
- layer
- waterproof
- slope
- sand
- finding
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- 239000004576 sand Substances 0.000 title claims abstract description 68
- 239000004567 concrete Substances 0.000 title claims abstract description 47
- 238000010276 construction Methods 0.000 title claims abstract description 28
- 239000006260 foam Substances 0.000 claims abstract description 17
- 239000004570 mortar (masonry) Substances 0.000 claims abstract description 16
- 239000000463 material Substances 0.000 claims description 13
- 239000010426 asphalt Substances 0.000 claims description 8
- 239000011178 precast concrete Substances 0.000 claims description 8
- 229920006284 nylon film Polymers 0.000 claims description 4
- 238000005336 cracking Methods 0.000 abstract description 10
- 238000005187 foaming Methods 0.000 abstract description 4
- 238000005259 measurement Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 3
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 241000985284 Leuciscus idus Species 0.000 description 1
- 239000004677 Nylon Substances 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000005587 bubbling Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000009966 trimming Methods 0.000 description 1
Landscapes
- Road Paving Structures (AREA)
Abstract
The utility model discloses a slope finding construction structure for a concrete roof sand layer in a high-temperature dry and hot area, which comprises a mortar base layer paved on a concrete roof and a waterproof layer arranged on the upper surface of the mortar base layer, wherein a gap between the mortar base layer and the bottom of a parapet wall is plugged by a waterproof joint filling layer, the waterproof layer extends to the parapet wall, a plurality of road edge stones distributed at intervals are arranged at right-angle positions of the waterproof layer, a sand layer slope finding layer is arranged on the upper surface of the waterproof layer, a foam board is paved on the sand layer slope finding layer, and a concrete slab layer is paved on the foam board. In a high-temperature dry and hot area, the sand layer slope finding layer can not cause foaming or cracking of the waterproof layer, and the sand layer slope finding layer can not generate phenomena of hollowness, cracking and uneven thickness of the slope finding layer.
Description
Technical Field
The utility model belongs to the technical field of concrete roof waterproof construction, and particularly relates to a slope finding construction structure for a sand layer of a concrete roof in a high-temperature dry-hot area.
Background
In the construction of building engineering concrete roof waterproof construction, two modes are generally adopted when a slope is found, one mode is that the slope is found along with the construction of the concrete roof and the construction of a structural layer, the construction difficulty of the slope finding of the structural layer is high, the design gradient of the structural layer is difficult to ensure in the pouring process, and if the quality is unqualified, the slope needs to be found for the second time; the other is to use building concrete to find a slope, the problem that the design gradient is difficult to ensure easily occurs in building concrete to find a slope, and in addition, especially in high-temperature dry and hot areas, such as Irak, aland, saudi Arabia, iran, india and the like, the highest air temperature in the high-temperature dry and hot areas reaches 50 ℃, the slope finding layer is extremely easy to cause the problem that a waterproof layer is foamed or cracked and damaged, so that the slope finding construction structure of the concrete roof sand layer in the high-temperature dry and hot areas should be provided for the areas in high-temperature dry and hot climatic conditions.
Disclosure of Invention
Aiming at the defects in the prior art, the utility model provides a construction structure for finding a slope of a sand layer of a concrete roof in a high-temperature dry-hot area, which has the advantages of simple structure and reasonable design, and the sand layer finding slope in the high-temperature dry-hot area can not cause bubbling or cracking of a waterproof layer, and the sand layer finding slope can not generate phenomena of hollowing, cracking and uneven thickness of the finding slope.
In order to solve the technical problems, the utility model adopts the following technical scheme: a construction structure for finding slope of a sand layer of a concrete roof in a high-temperature dry-hot area is characterized in that: including laying the mortar basic unit on concrete roofing and setting be in the waterproof layer of mortar basic unit upper surface, gap between the bottom of mortar basic unit and parapet passes through waterproof caulking layer shutoff, the waterproof layer extends to the parapet, the right angle position department of waterproof layer is provided with a plurality of curbstones that are the interval and lay, the upper surface of waterproof layer is provided with the sand bed and finds the slope layer, the sand bed is found the slope layer and is laid the foam board on, the foam board is upper to be laid the concrete slab.
Foretell a construction structure is looked for slope to high temperature dry and hot regional concrete roof sand bed, its characterized in that: nylon membrane has been laid between the waterproof layer with sand layer finds the slope layer, the waterproof layer includes three-layer waterproof asphalt layer, adjacent two-layer be provided with SBS pitch coiled material layer between the waterproof asphalt layer.
Foretell a construction structure is looked for slope to high temperature dry and hot regional concrete roof sand bed, its characterized in that: the concrete slab layer comprises a plurality of precast concrete slabs, and two adjacent precast concrete slabs are bonded through a first joint filling material layer.
Foretell a construction structure is looked for slope to high temperature dry and hot regional concrete roof sand bed, its characterized in that: the height of the curbstone is equal to the height of the waterproof layer extending to the parapet wall, and the curbstone is bonded with the waterproof layer through a second joint filling material layer.
Foretell a construction structure is looked for slope to high temperature dry and hot regional concrete roof sand bed, its characterized in that: a plurality of ash cakes are distributed in the sand layer slope finding layer, and the distance between two adjacent ash cakes is 2-3 m.
Compared with the prior art, the utility model has the following advantages:
1. according to the utility model, the sand layer slope finding layer is arranged on the upper surface of the waterproof layer, the sand layer slope finding layer is paved with water-washed fine sand, the compression coefficient of the water-washed fine sand is small, the volume stability is good, and the water-washed fine sand is easy to trim into a slope, so that the sand layer slope finding layer with gradient and good stability is easy to form, the load born by a concrete roof is convenient to effectively control and reduce, the sand layer slope finding layer cannot cause foaming or cracking of the waterproof layer in a high-temperature dry and hot area, compared with the building concrete slope finding layer, the sand layer slope finding layer cannot have the phenomena of hollowness, cracking and uneven thickness of the slope finding layer, and the waterproof performance of the concrete roof is improved.
2. According to the utility model, the foam board is paved on the sand layer slope finding layer, and the concrete slab is paved on the foam board, so that the phenomenon of weight sliding of the sand layer slope finding layer can be avoided under the action of the foam board.
3. According to the utility model, the gap between the mortar base layer and the bottom of the parapet wall is plugged by the waterproof joint filling layer, the waterproof layer extends to the parapet wall, and the right angle position of the waterproof layer is provided with a plurality of road edge stones distributed at intervals.
4. The utility model has simple structure and reasonable design, and is convenient for popularization and application.
In conclusion, the construction structure is simple in structure and reasonable in design, in a high-temperature dry and hot area, the sand layer slope finding layer cannot cause foaming or cracking of a waterproof layer, the sand layer slope finding layer cannot generate phenomena of hollowness, cracking and uneven thickness of the slope finding layer, the construction structure can avoid the phenomenon of weight sliding of the sand layer slope finding layer, and the waterproof performance of a concrete roof is improved.
The utility model is described in further detail below with reference to the drawings and examples.
Drawings
Fig. 1 is a schematic structural view of the present utility model.
Fig. 2 is a cross-sectional view A-A of fig. 1.
Reference numerals illustrate:
1-parapet wall; 2-concrete roofing; 3-a waterproof caulking layer;
4-a mortar base layer; 5-a waterproof layer; 6-curbstone;
7, sand layer; 8-foam board; 9-a concrete slab;
10-a first layer of caulking material; 11-a second layer of caulking material; 12, ash cake.
Detailed Description
As shown in fig. 1 and 2, the utility model comprises a mortar base layer 4 paved on a concrete roof 2 and a waterproof layer 5 arranged on the upper surface of the mortar base layer 4, wherein a gap between the mortar base layer 4 and the bottom of a parapet 1 is blocked by a waterproof joint filling layer 3, the waterproof layer 5 extends to the parapet 1, a plurality of road curbstones 6 distributed at intervals are arranged at right angle positions of the waterproof layer 5, a sand layer slope finding layer 7 is arranged on the upper surface of the waterproof layer 5, a foam board 8 is paved on the sand layer slope finding layer 7, and a concrete slab 9 is paved on the foam board 8.
In this embodiment, the sand layer slope finding layer 7 is disposed on the upper surface of the waterproof layer 5, the sand layer slope finding layer 7 is paved with water-washed fine sand, and the water-washed fine sand has small compression coefficient and good volume stability, and is easy to form a slope with trimming, so that the sand layer slope finding layer 7 with gradient and good stability is easy to form, the load born by a concrete roof is convenient to effectively control and reduce, in a high-temperature dry and hot area, the sand layer slope finding layer 7 cannot cause foaming or cracking of the waterproof layer, compared with a building concrete slope finding layer, the sand layer slope finding layer 7 cannot have phenomena of empty slope finding layer, cracking and uneven thickness, and the waterproof performance of the concrete roof is improved.
In this embodiment, by paving the foam board 8 on the sand layer slope finding layer 7 and paving the concrete slab 9 on the foam board 8, the sand layer slope finding layer 7 can be prevented from being pressed and sliding under the action of the foam board 8.
In this embodiment, through will the gap between mortar basic unit 4 and the bottom of parapet 1 passes through waterproof caulking layer 3 shutoff, waterproof layer 5 extends to parapet 1 on, and the right angle position department of waterproof layer 5 is provided with a plurality of curbstone 6 that are the interval and lay, and during the in-service use, waterproof caulking layer 3, curbstone 6 and extend to waterproof layer 5 on parapet 1 not only form a reliable and stable waterproof construction jointly, moreover, can provide reliable construction space for the formation of sand layer slope finding layer 7.
In this embodiment, a nylon film is laid between the waterproof layer 5 and the sand layer slope finding layer 7, the waterproof layer 5 includes three waterproof asphalt layers, and an SBS asphalt coiled material layer is disposed between two adjacent waterproof asphalt layers.
In this embodiment, the concrete slab 9 comprises a plurality of precast concrete slabs, and two adjacent precast concrete slabs are bonded by a first caulking material layer 10.
In this embodiment, the height of the curbstone 6 is equal to the height of the waterproof layer 5 extending to the parapet wall 1, and the curbstone 6 and the waterproof layer 5 are bonded through the second caulking material layer 11.
In this embodiment, a plurality of ash cakes 12 are arranged in the sand layer slope finding layer 7, and the interval between two adjacent ash cakes 12 is 2 m-3 m.
In this embodiment, the thickness of the sand layer slope finding layer 7 is 2 cm-4 cm.
As shown in fig. 1 and 2, in actual construction, firstly, a mortar base layer 4 and a waterproof layer 5 on the concrete roof 2 are constructed; secondly, constructing a curbstone 6 and a roof pipeline root protection pier; next, a sand layer slope finding layer 7 is constructed, and the concrete process is as follows: firstly, paving a nylon film on the surface of a waterproof layer 5, then, erecting a total station at the central position of a concrete roof 2, measuring the heights of a plurality of measurement control points of the concrete roof 2 by using the total station, manufacturing a plurality of ash cakes 12 for marking the heights of the measurement control points, and respectively corresponding the ash cakes 12 to the measurement control points one by one; then, dismantling the total station, installing a laser level, paving a sand layer on a nylon film, measuring the heights of a plurality of measurement control points of the sand layer by using the laser level after the sand layer reaches initial leveling, retesting the heights of each measurement control point by using a digital display steel tape, manually bounceing the mark, and paving a foam board 8 on the sand layer slope finding layer 7; finally, a plurality of precast concrete panels are laid on the foam deck 8, and a first caulking material layer 10 between two adjacent precast concrete panels and a second caulking material layer 11 for bonding the curbstone 6 and the waterproof layer 5 are constructed.
In actual construction, the sand layer slope finding layer 7 can be paved twice, the methods for paving the sand layer twice are the same, and the thickness of the sand layer paved for the first time is smaller than that of the sand layer paved for the second time.
The foregoing description is only a preferred embodiment of the present utility model, and is not intended to limit the present utility model, and any simple modification, variation and equivalent structural changes made to the above embodiment according to the technical substance of the present utility model still fall within the scope of the technical solution of the present utility model.
Claims (5)
1. A construction structure for finding slope of a sand layer of a concrete roof in a high-temperature dry-hot area is characterized in that: including laying mortar basic unit (4) on concrete roofing (2) and setting are in waterproof layer (5) of mortar basic unit (4) upper surface, gap between the bottom of mortar basic unit (4) and parapet (1) is through waterproof caulking layer (3) shutoff, waterproof layer (5) extend to on parapet (1), right angle position department of waterproof layer (5) is provided with a plurality of curbstones (6) that are the interval and lay, the upper surface of waterproof layer (5) is provided with sand layer and seeks slope layer (7), sand layer is looked for slope layer (7) upper berth and is laid foam board (8), foam board (8) upper berth is equipped with concrete slab (9).
2. The construction structure for finding a slope of a sand layer of a concrete roof in a high-temperature dry and hot area according to claim 1, which is characterized in that: nylon films are paved between the waterproof layers (5) and the sand layer slope finding layers (7), the waterproof layers (5) comprise three waterproof asphalt layers, and an SBS asphalt coiled material layer is arranged between every two adjacent waterproof asphalt layers.
3. The construction structure for finding a slope of a sand layer of a concrete roof in a high-temperature dry and hot area according to claim 1, which is characterized in that: the concrete slab (9) comprises a plurality of precast concrete slabs, and two adjacent precast concrete slabs are bonded through a first joint filling material layer (10).
4. A construction structure for finding a slope of a sand layer of a concrete roof in a high-temperature dry and hot area according to claim 3, which is characterized in that: the height of the curbstone (6) is equal to the height of the waterproof layer (5) extending to the parapet (1), and the curbstone (6) and the waterproof layer (5) are bonded through a second joint filling material layer (11).
5. The construction structure for finding a slope of a sand layer of a concrete roof in a high-temperature dry and hot area according to claim 2, which is characterized in that: a plurality of ash cakes (12) are arranged in the sand layer slope finding layer (7), and the distance between two adjacent ash cakes (12) is 2-3 m.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320957312.6U CN219732562U (en) | 2023-04-25 | 2023-04-25 | Construction structure for slope finding of concrete roof sand layer in high-temperature dry-hot area |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320957312.6U CN219732562U (en) | 2023-04-25 | 2023-04-25 | Construction structure for slope finding of concrete roof sand layer in high-temperature dry-hot area |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219732562U true CN219732562U (en) | 2023-09-22 |
Family
ID=88064599
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320957312.6U Active CN219732562U (en) | 2023-04-25 | 2023-04-25 | Construction structure for slope finding of concrete roof sand layer in high-temperature dry-hot area |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219732562U (en) |
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2023
- 2023-04-25 CN CN202320957312.6U patent/CN219732562U/en active Active
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