CN218758358U - Double-deck drainage structures of preventing of roofing antiseep - Google Patents

Abstract

The utility model relates to a roofing technical field, more specifically relates to a double-deck waterproof and drainage structure of roofing antiseep. The roofing is from up following the following structure that is in proper order: roof concrete structure layer, roofing waterproof coating layer, heat preservation, look for slope layer, screed-coat, roofing waterproof roll material layer, drainage blanket, geotechnological cloth, concrete protection layer and ceramic tile surface course. The rainwater hopper is of a three-layer structure, and the outermost side structure is connected and sealed with the first waterproof layer; the middle structure is connected and sealed with the second waterproof layer and the drainage plate; the innermost structure is connected and sealed with the veneer layer. This structure has formed the waterproof drainage integration system of roofing, has avoided the roofing seepage to influence the cost that building service function and rework were updated, and the waterproof drainage of this system is effectual, can guarantee the construction quality of roofing engineering the utility model discloses mainly be applied to the aspect of the drainage is prevented in the roofing leak protection.

Description

Double-deck drainage structures of preventing of roofing antiseep

Technical Field

The utility model relates to a roofing technical field, more specifically relates to a double-deck waterproof and drainage structure of roofing antiseep.

Background

The roofing project is a building enclosure structure which has a covering function on the top of a building, is a bearing component on the top of the building, is an important component of the building enclosure structure, and has the functions of firmness, durability, water and water resistance, heat insulation, erosion resistance and the like. The roof waterproof engineering is an important component of the roof engineering, not only is the overall effect of the roof engineering concerned, but also has direct and profound influence on the performance of buildings, and can directly generate visual feeling for people to know the building industry and evaluate the building quality, so that the control of the construction quality of the roof engineering is very important. Along with the improvement of living standard of people, the requirement on living environment is higher and higher, and large-scale public building roofing is also used as leisure activity place, and the service function of whole roofing is directly influenced to roofing waterproof and drainage performance, if appear serious seepage can cause each tectonic layer of roofing to receive rainwater erosion and outside weather influence and reduce each performance to influence the wholeness ability of roofing.

The long-term water accumulation of the roof not only can cause the serious leakage of the roof, but also can reduce the service life of the waterproof material, thereby failing to meet the requirement that the service life of the roof waterproof design is not less than 20 years. In order to avoid the roof water leakage caused by the damage of the roof waterproof material due to water accumulation for a long time; for the roofing structure in the prior art, the inventor thinks that the following disadvantages exist: after the veneer protective layer is damaged or loses the complete drainage function, rainwater can accumulate on the upper part of the waterproof layer, and water channeling of the lap joint of the waterproof layer can be caused to permeate into the roof structural layer for a long time; rainwater seeps into the heat-insulating layer to affect the heat-insulating performance, and if the roof structural slab has micro cracks, water seepage can be caused, and the use function of the building is affected. Therefore, the research on the roof composite water-proof and drainage system is very important.

SUMMERY OF THE UTILITY MODEL

For overcoming the not enough of existence among the above-mentioned prior art, the utility model provides a double-deck drainage structures of preventing of roofing antiseep. This structure has formed the waterproof drainage integration system of roofing, has avoided the roofing seepage to influence the cost that building service function and rework were updated, and this system waterproof drainage is effectual, can guarantee the construction quality of roofing engineering, can satisfy the requirement of design service life, when improving building roofing drainage effect, can effectively block rainwater infiltration to the roofing structural layer and the percolating water phenomenon appears.

In order to solve the technical problem, the utility model discloses the technical scheme who takes does:

the utility model provides a double-deck drainage structures of preventing of roofing antiseep, includes roofing structure and rainwater fill, roofing structure top is provided with roofing waterproof coating layer, roofing waterproof coating layer top is provided with the roofing heat preservation, roofing heat preservation top is provided with roof slope finding layer, roof slope finding layer top is provided with the roofing screed-coat, roofing screed-coat top is provided with roofing waterproof roll material layer, roofing waterproof roll material layer top is provided with the roofing drain bar, roofing drain bar top is provided with roofing pea gravel concrete protective layer, roofing pea gravel concrete protective layer top is provided with dry and hard cement mortar anchor coat, and the ceramic tile surface course has been laid to dry and hard cement mortar anchor coat top, by supreme drainage port intercommunication be provided with first flange board, second flange board and third flange board down on the rainwater fill, the vertical setting of rainwater fill is put at roofing structure central point, first flange board and second flange board are close to the position of rainwater fill respectively and are provided with second recess and third recess, roofing waterproof coating layer stretches into in the second recess, the waterproof roll material layer stretches into the third recess, set up rainwater cover with the top of rain strainer, the rainwater fill top sets up with the ceramic tile surface layer.

The second groove sealing part is provided with sealing paste, and the roof waterproof coating layer is upturned to the first groove of the parapet wall.

The slope of the roof slope finding layer is 2%.

And the third groove is filled with asphalt factice to form a seal.

The roof drainage plate extends into the inner side of the second flange plate.

And the roof drainage plate is provided with geotextile.

And an anti-cracking steel bar net piece is arranged in the roof fine aggregate concrete protective layer.

The roof leveling layer is provided with longitudinal and transverse dividing seams, the roof slope finding layer is provided with an exhaust pipe, and the intersection of the longitudinal and transverse dividing seams is provided with a vertical exhaust pipe.

Compared with the prior art, the utility model discloses the beneficial effect who has does:

the invention can realize the advantages of rapid roof drainage and effective rainwater infiltration prevention; the system has the advantages that the roof waterproof and drainage integrated system is formed, the roof leakage is prevented from influencing the use function of the building and the rework updating cost, the waterproof and drainage effect of the system is good, the construction quality of roof engineering can be guaranteed, and the requirement on the design service life can be met.

Rainwater in rainy season is collected through a protective layer with gradient and is quickly discharged into the innermost structure of the rainwater hopper; if the decorative layer cracks and damages, a small amount of rainwater can enter the drainage plate layer and quickly collect to the middle structure of the rainwater hopper; if rainwater seeps to the heat-insulating layer, the rainwater can be collected to the outermost side structure of the rainwater hopper through the first waterproof layer, so that the roof is prevented from influencing the use function of the building due to water leakage. The invention can effectively prevent rainwater from seeping into the roof structure layer to cause water leakage while improving the drainage effect of the building roof.

The invention can effectively improve the waterproof and drainage performance of the roof structure and avoid water leakage after the waterproof of the uppermost layer of the roof is damaged. The roof structure adopts a double-layer waterproof design and a double-drainage system, after the waterproof layer of the roof coiled material fails, the waterproof layer of the bottom layer plays a role of water prevention, and the roof decorative layer is damaged and the roof drainage plate plays a role of water drainage, so that the service life of the roof structure is effectively prolonged, the waterproof effect of the roof is ensured, and the economic benefit of the roof structure is greatly increased in consideration of long-term benefits.

The construction method based on the invention can effectively improve the construction quality of the roof structure, the construction quality of the roof is easier to guarantee, the problem that the construction quality is not reliable in the conventional method, and the phenomenon of water leakage of the roof structure layer is directly caused after the finish coat is damaged is avoided, the times of roof engineering renovation are reduced, and the later maintenance cost of the building is reduced.

Drawings

FIG. 1 is a schematic view of the roof structure of the present invention;

FIG. 2 is a schematic view of the roof structure at the rain hopper of the present invention;

FIG. 3 is a schematic view of the rain scoop of the present invention;

FIG. 4 is a sectional view of the rain scoop of the present invention;

in the figure: 1 is the roofing structure, 2 is the rainwater fill, 3 is roofing waterproof coating layer, 4 is the roofing heat preservation, 5 is the roofing layer of looking for the slope, 6 is the roofing screed-coat, 7 is the roofing waterproof roll material layer, 8 is the roofing drain bar, 9 is the roofing pea gravel concrete protective layer, 10 is the dry and hard cement mortar anchor coat, 11 is the ceramic tile surface course, 12 is first recess, 13 is sealing paste, 14 is first flange board, 15 is the second flange board, 16 is the third flange board, 17 is the rainwater grate, 18 is the second recess, 19 is the third recess, 20 is the outlet.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention more clearly understood, the present invention will be described in further detail with reference to the accompanying drawings and specific embodiments. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the scope of the present invention is not limited by the specific embodiments disclosed below.

As shown in fig. 1 to 4, a double-deck waterproof drainage structures of roofing antiseep, including roofing structure 1 and rainwater fill 2, roofing structure 1 top is provided with roofing waterproof coating layer 3, adopt buffing machine to receive the face during roofing structure 1 construction, surface flatness satisfies waterproof coating construction requirements, should roofing structure carry out the water test in advance before 3 constructions of roofing waterproof coating layer, the retaining depth 20mm, the retaining time 24 hours, when the seepage water phenomenon appears because of concrete fine crack during roofing retaining, need mark the position of leaking water, carry out the preliminary treatment to the structure surface according to the crack width, roofing waterproof coating layer 3 is under construction and is carried out the retaining test once, the retaining depth 20mm, the retaining time 24 hours. And (5) constructing the roof heat-insulating layer after no leakage occurs. A roof heat-insulating layer 4 is arranged above the roof waterproof coating layer 3, the roof heat-insulating layer 4 needs to be paved and pasted immediately after the waterproof layer water storage test is qualified, staggered joints are paved and pasted when the waterproof layer water storage test is paved, and gaps among the plates need to be tightly filled. Roof heat preservation 4 tops are provided with roof layer 5 of looking for a slope, and roof layer 5 tops are provided with roof screed-coat 6, and roof screed-coat 6 tops are provided with roof waterproof roll material layer 7, and when roof waterproof roll material layer 7 was under construction, need carry out waterproof sealing processing to division seam department earlier, adopt the mode of air-laid coiled material. Two-layer is laid on roofing waterproofing membrane layer 7, and the second floor adopts two-sided self-adhesion waterproofing membrane that glues, and the following current water direction is laid, and waterproofing membrane stretches into in the 15 recesses of rainwater fill second flange board to adopt the asphalt cement to fill the recess and seal. And after the roof waterproof coil layer 7 is constructed, a secondary water storage test is carried out, the water storage depth is 20mm, the water storage time is 24 hours, and the drainage plate construction is carried out after no leakage exists. A roof drainage plate 8 is arranged above the roof waterproof roll layer 7, a waterproof surface isolation film is firstly removed before roof drainage 8 construction, the drainage plate is laid according to the flowing water direction, the joint of the drainage plate is tightly laid, and the periphery of the drainage plate is turned upwards to the position of the elevation of the roof fine aggregate concrete protective layer 9. The drain plate extends inside the second flange 15 of the storm drain 2. Roof drainage plate 8 top is provided with roofing pea gravel concrete protective layer 9, roofing pea gravel concrete protective layer 9 top is provided with hard cement mortar anchor coat 10, tile surface course 11 has been laid to hard cement mortar anchor coat 10 top, be provided with first flange board 14 through outlet 20 intercommunication from bottom to top on the rainwater fill 2, second flange board 15 and third flange board 16, the vertical setting of rainwater fill 2 is put at roofing structure central point, first flange board 14 and second flange board 15 are close to the position of rainwater fill 2 and are provided with second recess 18 and third recess 19 respectively, roofing waterproof coating layer 3 stretches into in the second recess 18, fill second recess 18 and seal, roofing waterproof roll material layer 7 stretches into and sets up in the third recess 19, roofing pea gravel concrete protective layer 9 top flushes with third flange board 16 and sets up, the top of rainwater fill 2 is provided with rainwater grate 17, tile surface course 11 flushes with rainwater grate 17 bottom.

Preferably, the sealing position of the second groove 18 is provided with sealing paste 13, and the roof waterproof coating layer 3 is upturned to the position of the first groove 12 of the parapet wall and sealed by adopting the sealing paste.

Preferably, the roof slope finding layer 5 needs to find the slope from the rainwater port to the roof ridge according to the designed slope, and the slope finding slope of the roof slope finding layer 5 is 2%.

Preferably, the third groove 19 is filled with asphalt mastic to form a seal.

Preferably, the roof drain panel 8 is positioned to extend inside the second flange 15.

Preferably, the roof drainage plate 8 is provided with geotextile. One-time drainage test is required after the drainage plate is laid, so that smooth and orderly drainage is ensured.

Preferably, an anti-cracking steel bar net sheet is arranged in the roof fine aggregate concrete protective layer 9.

Preferably, the construction of the cement mortar leveling layer is timely carried out after the construction of the roof slope finding layer 5 is finished, longitudinal and transverse dividing seams are arranged according to the principle that the longitudinal and transverse directions are not more than 6m and the area is not more than 36 square meters, the roof leveling layer 6 is provided with the longitudinal and transverse dividing seams, an exhaust pipe is arranged in the roof slope finding layer 5, and a vertical exhaust pipe is arranged at the intersection of the longitudinal and transverse dividing seams.

The damaged rainwater on the ceramic tile surface layer 11 seeps down to the roof drainage plate 8 and flows into the rainwater hopper 2 along with the drainage plate; when the roof drainage plate 8 can not play a drainage role and continuously seeps into the roof heat-insulating layer 4, the roof waterproof coating layer 3 collects rainwater into the rainwater hopper 2, so that the effects of multilayer separation and multilayer drainage are realized.

The rainwater hopper 2 is of a three-layer structure, and the outermost side structure is connected and sealed with the roof waterproof coating layer 3; the middle structure is connected and sealed with a roof waterproof coiled material layer 7 and a roof drainage plate 8; the innermost structure is connected and sealed with the veneer layer. Rainwater in rainy season is collected by the facing protective layer with gradient and is quickly discharged into the innermost structure of the rainwater hopper 2; if the decorative layer is cracked and damaged, a small amount of rainwater can enter the roof drainage plate 8 and quickly collect to the middle structure of the rainwater hopper 2; if rainwater seeps to the roof heat-insulating layer 4, the rainwater can be collected to the outermost side structure of the rainwater hopper 2 through the roof waterproof coating layer 3, so that the roof is guaranteed not to affect the use function of the building due to water leakage.

The above description has been made in detail only for the preferred embodiment of the present invention, but the present invention is not limited to the above embodiment, and various changes can be made without departing from the spirit of the present invention within the knowledge scope of those skilled in the art, and all such changes are intended to be encompassed by the present invention.

Claims (8)

1. The utility model provides a double-deck drainage structures of preventing of roofing antiseep which characterized in that: comprises a roof structure (1) and a rainwater hopper (2), a roof waterproof coating layer (3) is arranged above the roof structure (1), a roof heat-insulating layer (4) is arranged above the roof waterproof coating layer (3), a roof slope layer (5) is arranged above the roof heat-insulating layer (4), a roof leveling layer (6) is arranged above the roof slope layer (5), a roof waterproof roll material layer (7) is arranged above the roof leveling layer (6), a roof drainage plate (8) is arranged above the roof waterproof roll material layer (7), a roof fine stone concrete protective layer (9) is arranged above the roof drainage plate (8), a dry cement mortar bonding layer (10) is arranged above the roof fine stone concrete protective layer (9), a tile surface layer (11) is laid above the dry hard cement mortar bonding layer (10), a first flange plate (14), a second flange plate (15) and a third flange plate (16) are arranged on the rainwater hopper (2) from bottom to top through a drainage port (20) and are communicated with a first flange plate (14), a second flange plate (15) and a second flange plate (18) and a second flange plate (16) are arranged in the rainwater hopper (2) and are vertically arranged in the central position of the roof waterproof hopper (3), fill second recess (18) and seal, roofing waterproof roll material layer (7) stretch into in third recess (19) and set up, roofing pea gravel concrete protective layer (9) top flushes the setting with third flange board (16), the top of rainwater fill (2) is provided with rainwater grate (17), ceramic tile surface course (11) flushes with rainwater grate (17) bottom.

2. The roof anti-leakage double-layer waterproof and drainage structure of claim 1, which is characterized in that: the sealing position of the second groove (18) is provided with sealing paste (13), and the roof waterproof coating layer (3) is turned up to the position of the first groove (12) of the parapet wall.

3. The roof anti-leakage double-layer waterproof and drainage structure of claim 1, which is characterized in that: the roof slope finding layer (5) has a slope finding slope of 2 percent.

4. The roof anti-leakage double-layer waterproof and drainage structure of claim 1, which is characterized in that: and the third groove (19) is filled with asphalt paste to form a seal.

5. The roof anti-leakage double-layer waterproof and drainage structure of claim 1, which is characterized in that: the roof drainage plate (8) extends into the inner side of the second flange plate (15).

6. The roof anti-leakage double-layer waterproof and drainage structure of claim 1, which is characterized in that: and the roof drainage plate (8) is provided with geotextile.

7. The roof anti-leakage double-layer waterproof and drainage structure of claim 1, which is characterized in that: and an anti-cracking steel bar net piece is arranged in the roof fine aggregate concrete protective layer (9).

8. The roof anti-leakage double-layer waterproof and drainage structure of claim 1, which is characterized in that: the roof leveling layer (6) is provided with longitudinal and transverse dividing seams, the roof slope layer (5) is provided with an exhaust pipe, and the intersection of the longitudinal and transverse dividing seams is provided with a vertical exhaust pipe.

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