CN214739336U

CN214739336U - Green roof structure

Info

Publication number: CN214739336U
Application number: CN202120204791.5U
Authority: CN
Inventors: 李江陵; 王承波; 李虹桥
Original assignee: Chongqing Jiguanshi Construction Engineering Co ltd
Current assignee: Chongqing Jiguanshi Construction Engineering Co ltd
Priority date: 2021-01-25
Filing date: 2021-01-25
Publication date: 2021-11-16
Anticipated expiration: 2031-01-25

Abstract

The utility model belongs to the technical field of the building engineering technique and specifically relates to a green roof structure is related to, it includes the structural layer, the structural layer is equipped with the waterproof layer along keeping away from indoor direction in proper order, the protective layer, drainage blanket and matrix layer, the drainage blanket is equipped with and communicates in indoor drain pipe, the one end that the drain pipe is close to the drainage blanket is worn to establish in proper order at the protective layer, waterproof layer and structural layer, and the drain pipe is equipped with on being close to the lateral wall of drainage blanket one end and inlays and establish at protective layer and the intraformational shirt rim of waterproof, one side that the drainage blanket was kept away from to the matrix layer is equipped with the vegetable layer. The present application has the following effects: the skirt edge is used for prolonging the water seepage path of the protective layer and the waterproof layer at the drain pipe, so that the water leakage phenomenon is not easy to occur at the installation position of the drain pipe.

Description

Green roof structure

Technical Field

The application relates to the technical field of constructional engineering, in particular to a green roof structure.

Background

The green roof is a commonly used technical means in green buildings or sponge city construction. The green roof does not additionally occupy urban construction land, has the advantages of saving energy, increasing urban green land, reducing urban heat island effect, reducing runoff efficiency, improving nitrogen and phosphorus pollution load regulation efficiency and the like, and is more and more widely applied to urban construction.

The chinese utility model patent with the granted publication number CN205063196U discloses a green roof structure, which comprises a substrate layer, a filtering and draining layer, a protective layer and a waterproof layer arranged from top to bottom, wherein the filtering and draining layer is communicated with a draining pipe; the green plants are planted on the substrate layer, and the filtering and draining layer is arranged at the lower end of the substrate layer and is used for filtering impurities permeated from the substrate layer along with rainwater and draining the filtered rainwater through the draining pipe; the protective layer is used for isolating the waterproof layer at the lower end of the protective layer from the drainage layer at the upper end of the protective layer, and the waterproof layer isolates the roof from rainwater; wherein the filtering and draining layer comprises a plurality of water filtering bricks which are arranged from top to bottom at intervals, the pores of the water filtering bricks from top to bottom are gradually reduced, and the pipe orifices of the draining pipes are arranged at the bottom of the filtering and draining layer.

In view of the above-mentioned related technologies, the inventor believes that the length of the drainage pipe extending out of the roof should be obtained according to the construction height of the waterproof layer and the protective layer, and therefore the drainage pipe should not be a reserved pipe of the roof during construction, but should be a pipe penetrating through the roof subsequently, and if a gap exists between the drainage pipe and the waterproof layer and the protective layer, the water leakage phenomenon of the roof at the drainage pipe is likely to occur.

SUMMERY OF THE UTILITY MODEL

In order to make the difficult phenomenon of leaking that takes place of installation department of drain pipe, this application provides a green roof structure.

The application provides a green roof structure adopts following technical scheme:

the utility model provides a green roof structure, includes the structural layer, the structural layer is equipped with waterproof layer, protective layer, drainage layer and matrix layer in proper order along keeping away from indoor direction, the drainage layer is equipped with and communicates in indoor drain pipe, the one end that the drain pipe is close to the drainage layer is worn to establish in protective layer, waterproof layer and structural layer in proper order, and is equipped with on the lateral wall that the drain pipe is close to drainage layer one end and inlays and establish at protective layer and the intraformational shirt rim of waterproof, one side that the drainage layer was kept away from to the matrix layer is equipped with the vegetable layer.

Through adopting above-mentioned technical scheme, the shirt rim is used for prolonging the infiltration road footpath of protective layer and waterproof layer in drain pipe department to make the difficult phenomenon of leaking that takes place in the installation department of drain pipe, the rainwater that the drainage blanket was collected can directly be followed the drain pipe and discharged.

Optionally, the protective layer is equipped with the preformed groove in the department of establishing of inlaying of shirt rim, the preformed groove is embedded to be filled with the stagnant water glue film.

Through adopting above-mentioned technical scheme, the stagnant water glue film is arranged in reinforcing the caulking between shirt rim and the protective layer to make during the rainwater is difficult to infiltrate the gap between protective layer and the shirt rim, thereby make the prevention of seepage water effect of drain pipe installation department further strengthen.

Optionally, the waterproof layer includes waterproof coiled material layer and the waterproof cement layer of setting gradually on the structural layer along keeping away from indoor direction, the shirt rim inlays to be established in the waterproof cement layer.

Through adopting above-mentioned technical scheme, waterproof roll material layer is used for the waterproof of structural layer, and waterproof cement layer can strengthen the water-proof effects on the one hand on waterproof roll material layer, and on the other hand, waterproof cement layer can also regard as the protection architecture on waterproof roll material layer to make waterproof roll material layer be difficult for impaling by foreign object, cut the protection architecture on broken etc. and cause waterproof roll material layer local failure.

Optionally, a leveling layer is arranged between the structural layer and the waterproof roll layer.

Through adopting above-mentioned technical scheme, the screed-coat is used for making level to the structural layer to the construction of laying of waterproof roll material layer avoids waterproof roll material layer because of the uneven phenomenon that produces the bulging of structural layer.

Optionally, an anti-seepage film layer is arranged between the leveling layer and the waterproof roll layer.

Through adopting above-mentioned technical scheme, the anti-penetration intensity and the toughness on waterproof roll material layer can be strengthened to the prevention of seepage rete to make the ageing resistance on waterproof roll material layer better, life is longer.

Optionally, the drainage layer includes along keeping away from indoor drainage sheet layer and the pottery grain layer that permeates water that sets gradually on the protective layer, the one end that drainage pipe is close to the drainage layer is located the bottom of drainage sheet layer.

Through adopting above-mentioned technical scheme, the drainage sheet layer is arranged in arranging the rainwater that the drainage layer was collected to the drain pipe, and the haydite layer that permeates water will filter the water layer bed hedgehopping to make the water layer can store more rainwater.

Optionally, a geotextile layer is arranged between the drainage board layer and the permeable ceramic grain layer.

Through adopting above-mentioned technical scheme, the geotechnological cloth layer can make the haydite layer that permeates water and other debris be difficult for getting into in the drain bar layer under the condition that does not influence the drainage effect of drainage layer, and then makes the drain bar layer be difficult for blockking up.

Optionally, a permeable road layer is embedded on the vegetation layer.

Through adopting above-mentioned technical scheme, the road layer of permeating water is as walking passageway to make the user can walk on the roof, and the road layer of permeating water can permeate water, thereby makes the collection of meeting water be difficult for receiving the influence.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the skirt edge is used for prolonging the water seepage path of the protective layer and the waterproof layer at the drain pipe, so that the mounting position of the drain pipe is not easy to leak, and rainwater collected by the water filtering layer can be directly drained from the drain pipe;

2. through setting up stagnant water and gluing, the stagnant water glue film is arranged in reinforcing caulking between shirt rim and the protective layer to make during the rainwater is difficult to permeate the gap between protective layer and the shirt rim, thereby make the prevention of seepage water effect of drain pipe installation department further strengthen.

Drawings

FIG. 1 is a schematic view of the structure of the green roof structure of the embodiment of the present application;

fig. 2 is an enlarged view of a portion a in fig. 1.

Description of reference numerals: 1. a structural layer; 2. a waterproof layer; 21. a waterproof roll layer; 22. a waterproof cement layer; 3. a protective layer; 31. reserving a groove; 32. a water stop glue layer; 4. filtering a water layer; 41. a drainage plate layer; 411. a foot pad; 412. water passing holes; 42. a water-permeable ceramsite layer; 43. a geotextile layer; 5. a substrate layer; 6. a vegetable layer; 61. a permeable road layer; 7. leveling layer; 8. an impermeable film layer; 9. a drain pipe; 91. a skirt.

Detailed Description

The present application is described in further detail below with reference to figures 1-2.

The embodiment of the application discloses green roof structure. Referring to fig. 1, the green roof structure includes a structural layer 1, a waterproof layer 2, a protective layer 3, a drainage layer 4, a matrix layer 5, and a vegetation layer 6.

The structural layer 1 is an original building roof, and the structural layer 1 is used as a bearing foundation so as to facilitate the development of subsequent construction. The waterproof layer 2, the protective layer 3, the water filtering layer 4, the matrix layer 5 and the vegetation layer 6 are sequentially arranged on the structural layer 1 along the direction far away from the indoor space. The waterproof layer 2 is used for enhancing the waterproof effect of the structural layer 1 so as to prevent the structural layer 1 from water seepage. The protective layer 3 is used for protecting the waterproof layer 2, so that the waterproof layer 2 is not easy to crack and the like. The water filtering layer 4 is used for collecting rainwater so as to realize reasonable utilization of the rainwater. The vegetable layer 6 is used for meeting the greening requirement of the green roof structure so as to achieve the purposes of energy conservation and emission reduction. The matrix layer 5 serves as a planting base for the vegetation layer 6 so that the vegetation layer 6 is not easily deteriorated.

The waterproof layer 2 comprises a waterproof roll layer 21 and a waterproof cement layer 22 which are sequentially arranged on the structural layer 1 in the direction far away from the indoor space. Waterproof roll material layer 21 is mainly laid by waterproofing membrane and forms, and waterproof roll material layer 21 is used for structural layer 1's waterproof to make the infiltration be difficult for permeating structural layer 1 and cause the roofing infiltration. The waterproof roll may be a self-adhesive waterproof roll to simplify the construction process of the waterproof roll layer 21. And the waterproofing membrane that the root is impaled can be adopted to waterproofing membrane to make waterproofing membrane layer 21 be difficult for being impaled by the root system of plant.

And a leveling layer 7 is arranged between the waterproof roll material layer 21 and the structural layer 1. The leveling layer 7 mainly comprises cement mortar, and the leveling layer 7 is used for leveling the structural layer 1, so that the waterproof roll layer 21 can be laid and constructed conveniently, and the phenomenon that the waterproof roll layer 21 is bulged due to the fact that the structural layer 1 is uneven is avoided. Before the leveling layer 7 is laid and constructed, the structural layer 1 is cleaned of foreign matters, so that the connection effect between the leveling layer 7 and the structural layer 1 is enhanced.

An anti-seepage film layer 8 is arranged between the leveling layer 7 and the waterproof roll material layer 21. The anti-seepage film layer 8 is mainly formed by laying anti-seepage films, and after the leveling layer 7 is finally set, the construction of the anti-seepage film layer 8 can be carried out on the leveling layer 7. The anti-seepage film has higher rigidity and toughness, better mechanical strength and better tear resistance, the formed anti-seepage film layer 8 can enhance the puncture resistance and the toughness of the waterproof roll material layer 21, and the waterproof roll material layer 21 has better aging resistance and longer service life.

The waterproof cement layer 22 is mainly formed by laying cement mortar, and after the waterproof roll material layer 21 is constructed, the cement mortar can be laid on the waterproof roll material layer 21 to form the waterproof cement layer 22. On one hand, the waterproof cement layer 22 can enhance the waterproof effect of the waterproof roll layer 21; on the other hand, the waterproof cement layer 22 can also be used as a protection structure of the waterproof roll layer 21, so that the waterproof roll layer 21 is not easy to be pierced, scratched and the like by a foreign object to cause local failure of the waterproof roll layer 21.

The protective layer 3 is mainly formed by paving cement mortar. After the waterproof cement layer 22 is finally set, the protective layer 3 can be constructed on the waterproof cement layer 22. The protective layer 3 serves as the protective layer 3 of the waterproof cement layer 22 so that the waterproof cement layer 22 is not easily worn.

The water filtration layer 4 includes a drain plate layer 41 and a water-permeable ceramic particle layer 42 which are sequentially provided on the protective layer 3 in a direction away from the room. The drainage plate layer 41 is mainly formed by laying drainage plates, and the drainage plates can be fixed on the protective layer 3 through concrete nails when being laid. One side of the drainage plate close to the protective layer 3 is provided with pad feet 411, one side of the drainage plate far away from the protective layer 3 is provided with water through holes 412, and rainwater is collected in gaps between the pad feet 411 by the drainage pipe 9. The drain board may be made of a PC material having corrosion resistance and weather resistance, so that the drain board layer 41 has strong support strength.

The permeable ceramsite layer 42 is mainly formed by paving light ceramsite, and after the construction of the drainage board layer 41 is completed, the construction of the permeable ceramsite layer 42 can be carried out on the drainage board. Gaps are reserved among the light-weight ceramsite and can be used for rainwater to pass through, so that the purpose of collecting rainwater is achieved; the water-permeable ceramic grain layer 42 lifts the drainage layer 4 so that the drainage layer 4 can store more rainwater.

A geotextile layer 43 is arranged between the drainage board layer 41 and the permeable ceramsite layer 42. The geotextile layer 43 is mainly formed by laying filament geotextile, after the drainage board layer 41 is constructed, the geotextile layer 43 is firstly constructed, and then the permeable ceramsite layer 42 is laid on the geotextile layer 43. The geotextile layer 43 can prevent the permeable ceramsite layer 42 and other impurities from easily entering the drainage plate layer 41 without affecting the water filtering effect of the water filtering layer 4, and further prevent the drainage plate layer 41 from being easily blocked.

The water filtering layer 4 is provided with a water drainage pipe 9 communicated with the indoor. The drain pipe 9 is used for conveying rainwater collected by the drainage layer 4 to a water storage structure of a building, such as an underground reservoir of a sponge city. One end of the drain pipe 9 close to the water filtering layer 4 is sequentially arranged in the protective layer 3, the waterproof layer 2 and the structural layer 1 in a penetrating way, so that the drain pipe 9 is fixed in the green roof structure. During construction, firstly, drilling holes in the structural layer 1 according to construction drawings, then penetrating the drain pipe 9 into the structural layer 1, caulking through cement mortar, and then sequentially performing construction of other layer structures on the structural layer 1.

Referring to fig. 1 and 2, a skirt 91 is arranged at one end of the drain pipe 9 close to the water filtering layer 4, the skirt 91 is in a tapered tubular structure, and the skirt 91 and the drain pipe 9 are welded and fixed. The large end of the skirt 91 is the side far away from the filter layer 4, and the small end of the skirt 91 is the side near the filter layer 4. The skirt 91 is embedded in the protective layer 3 and the waterproof cement layer 22. The skirt 91 is used for extending the water seepage path of the protective layer 3 and the waterproof layer 2 at the drain pipe 9, so that the installation position of the drain pipe 9 is not easy to leak water, and rainwater collected by the water filtering layer 4 can be directly drained from the drain pipe 9.

The protective layer 3 is provided with a preformed groove 31 at the embedded position of the skirt edge 91. The preformed groove 31 is a groove body preformed during the laying construction of the protective layer 3. Before the protective layer 3 is initially set, a part of cement mortar is removed from the skirt 91 of the drain pipe 9, so that the preformed groove 31 can be formed. The longitudinal section of the preformed groove 31 is arc-shaped, and the groove wall of the preformed groove 31 close to one end of the drain pipe 9 is the outer wall of the skirt edge 91.

The embedded stagnant water glue film 32 that is filled with in preformed groove 31, stagnant water glue film 32 mainly comprises the stagnant water of meeting water inflation and gluing, and the stagnant water of meeting water inflation glues and has better weatherability, and can take place the inflation when the rain meets water. The waterproof glue layer 32 is used for reinforcing the caulking between the skirt 91 and the protective layer 3, so that rainwater is difficult to infiltrate into the gap between the protective layer 3 and the skirt 91, and the water seepage prevention effect of the installation position of the drain pipe 9 is further enhanced.

The matrix layer 5 is formed by laying planting soil. After the water-permeable ceramic particle layer 42 is laid, the substrate layer 5 can be constructed on the water-permeable ceramic particle layer 42. The substrate layer 5 can be set to be thicker during construction, so that a certain settlement amount is reserved on the substrate layer 5, and partial vacancy of the substrate layer 5 caused by transitional loss of planting soil is avoided. After the laying of the substrate layer 5 is finished, the substrate layer 5 can be forced to actively settle in a spraying mode. After the matrix layer 5 is settled, green plants are planted on the matrix layer 5 to form a vegetation layer 6.

A permeable road layer 61 is embedded on the vegetation layer 6. The permeable road layer 61 is also formed by paving light ceramic grains, and the vegetation layer 6 is used for reserving construction gaps of the permeable road layer 61 on the substrate layer 5 during construction. After the vegetation layer 6 is constructed, the light ceramsite is paved at the construction gap to form a permeable road layer 61. The water-permeable road layer 61 serves as a walking path so that the user can walk on the roof, and the water-permeable road layer 61 can permeate water so that the collection of the water is not easily affected.

The implementation principle of the green roof structure of the embodiment of the application is as follows: during construction, firstly, drilling a hole in the structural layer 1, then, penetrating the drainage pipe 9 on the structural layer 1, caulking through cement mortar, cleaning the structural layer 1, and paving the cement mortar on the structural layer 1 to form the leveling layer 7. After the leveling layer 7 is finally set, a seepage-proof film is laid on the leveling layer 7 to form a seepage-proof film layer 8, then a waterproof coiled material is laid on the seepage-proof film layer 8 to form a waterproof coiled material layer 21, and waterproof mortar is laid on the waterproof coiled material layer 21 to form a waterproof cement layer 22. And after the waterproof cement layer 22 is finally set, paving cement mortar on the waterproof cement layer 22 to form the protective layer 3. The method comprises the steps of reserving and forming a reserved groove 31 at a skirt edge 91 before the protective layer 3 is finally set, filling water-swelling water stop glue in the reserved groove 31 to form a water stop glue layer 32 after the protective layer 3 is finally set, then laying a drainage plate on the protective layer 3 to form a drainage plate layer 41, then laying filament geotextile on the drainage plate layer 41 to form a geotextile layer 43, and then laying light-weight ceramsite on the geotextile layer 43 to form a permeable ceramsite layer 42. Then, planting soil is laid on the permeable ceramsite layer 42 to form a matrix layer 5, green plants are planted on the matrix layer 5 to form a vegetation layer 6, and the permeable road layer 6 is laid and molded through the light ceramsite.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a green roof structure, includes structural layer (1), structural layer (1) is equipped with waterproof layer (2), protective layer (3), drainage layer (4) and matrix layer (5) along keeping away from indoor direction in proper order, its characterized in that: drainage layer (4) are equipped with and communicate in indoor drain pipe (9), drain pipe (9) are close to the one end of drainage layer (4) and wear to establish in protective layer (3), waterproof layer (2) and structural layer (1) in proper order, and drain pipe (9) are close to and are equipped with on the lateral wall of drainage layer (4) one end and inlay shirt rim (91) of establishing in protective layer (3) and waterproof layer (2), one side that drainage layer (4) were kept away from in matrix layer (5) is equipped with vegetable layer (6).

2. A green roof structure according to claim 1, wherein: protective layer (3) are equipped with reservation groove (31) in the department of establishing of inlaying of shirt rim (91), it is filled with sealing adhesive layer (32) to inlay in reservation groove (31).

3. A green roof structure according to claim 1, wherein: waterproof layer (2) are including keeping away from indoor direction and set gradually waterproof coil material layer (21) and waterproof cement layer (22) on structural layer (1), shirt rim (91) inlays to be established in waterproof cement layer (22).

4. A green roof structure according to claim 3, wherein: and a leveling layer (7) is arranged between the structural layer (1) and the waterproof roll layer (21).

5. A green roof structure according to claim 4, wherein: and an anti-seepage film layer (8) is arranged between the leveling layer (7) and the waterproof roll material layer (21).

6. A green roof structure according to claim 1, wherein: the water filtering layer (4) comprises a drainage plate layer (41) and a permeable ceramsite layer (42) which are sequentially arranged on the protective layer (3) along the direction far away from the indoor, and one end of the drainage pipe (9) close to the water filtering layer (4) is located at the bottom of the drainage plate layer (41).

7. A green roof structure according to claim 6, wherein: and a geotextile layer (43) is arranged between the drainage board layer (41) and the permeable ceramsite layer (42).

8. A green roof structure according to claim 1, wherein: and a permeable road layer (61) is embedded on the vegetation layer (6).