CN212689418U

CN212689418U - Head-closing structure of roof drainage ditch soil retaining structure

Info

Publication number: CN212689418U
Application number: CN202020765729.9U
Authority: CN
Inventors: 陆烜; 周兴耀; 曾劲松; 农站; 徐治年; 林磊
Original assignee: Guangxi Construction Engineering Group Construction Engineering General Contracting Co ltd
Current assignee: Guangxi Construction Engineering Group Construction Engineering General Contracting Co ltd
Priority date: 2020-05-11
Filing date: 2020-05-11
Publication date: 2021-03-12
Anticipated expiration: 2030-05-11

Abstract

The utility model discloses a roof escape canal retaining structure's structure of receiving. The collecting structure comprises a drainage ditch arranged at the joint of a parapet wall and a roof, a water outlet for discharging water in the drainage ditch is formed in the parapet wall, a soil retaining structure is arranged on the outer side of the drainage ditch, a drainage hole is formed in the root of the soil retaining structure, a waterproof layer, a protective layer, a drainage layer, a filter layer and a planting soil layer are sequentially arranged on the roof, the roof is paved with the waterproof layer, the drainage layer adopts a supporting point type plastic drainage plate, the protective layer is tightly attached to the root of the soil retaining structure, the drainage outlet of the drainage layer is communicated with the drainage hole, a concrete layer is arranged between the planting soil layer and the soil retaining structure, and the end of the filter layer is upturned to the soil retaining structure and is located between the. The utility model discloses be provided with retaining structure between planting soil layer and escape canal, on the filter layer of retaining structure department turned over to retaining structure, it is fixed to reuse concrete layer, can effectually prevent to plant soil loss.

Description

Head-closing structure of roof drainage ditch soil retaining structure

Technical Field

The utility model relates to a building technical field particularly, relates to a roof escape canal retaining structure's receipts head structure.

Background

The planted roof not only has good heat insulation in summer, heat preservation in winter and good thermal stability, but also has good effects of reducing urban heat island effect, purifying air and beautifying living environment. With the increasing greening requirements of people on living environments and the increasing shortage of urban greening land, the planted roof is used as a green energy-saving technology and is more and more widely applied to roof energy-saving design or landscape brightening engineering. The phenomenon that planting soil is rushed into drainage department can appear when the drainage in current planting roofing, causes the jam of drainage pipe department easily, can aggravate the burden of waterproof layer simultaneously, makes the possibility of inboard infiltration appear in the roofing.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to the above-mentioned defect among the prior art, provide one kind can effectively prevent to plant soil loss, the effectual roof escape canal retaining structure's of drainage structure of receiving.

In order to realize the purpose of the utility model, the utility model adopts the following technical scheme:

the utility model provides a roof escape canal retaining structure's structure of receiving, is including setting up the escape canal in parapet and roofing handing-over department, is provided with the outlet that is used for the water discharge with the escape canal on the parapet, and the escape canal outside is provided with retaining structure, the wash port has been seted up to retaining structure root, waterproof layer, protective layer, drainage blanket, filter layer and planting soil layer have set gradually on the roofing, the roofing is paved with to the waterproof layer, the drainage blanket adopts fulcrum formula plastics drain bar, the retaining structure root is hugged closely with the tip of drainage blanket to the protective layer, and the drainage outlet and the wash port intercommunication of drainage blanket, be provided with concrete layer between planting soil layer and the retaining structure, the filter layer tip is upturned to retaining structure to be located between retaining structure and the concrete layer.

As a further improvement of the above technical solution:

and a hollowed-out cover plate is arranged between the upper end of the soil retaining structure and the parapet.

The parapet is convexly provided with a convex edge for placing the hollow cover plate.

And a steel wire filter screen capable of covering the water outlet is arranged at the water outlet.

And a right-angle elbow is embedded at the water outlet.

Compared with the prior art, the utility model has the advantages that: the utility model is provided with the retaining structure between the planting soil layer and the drainage ditch, the filtering layer at the retaining structure is turned over to the retaining structure, the concrete layer is used for fixation, the water of the planting roof is filtered by the filtering layer and then discharged, and the planting soil can be effectively prevented from losing; the concave pits of the fulcrum type plastic drainage plates form drainage channels, which are favorable for draining accumulated water.

Drawings

In order to illustrate the technical solutions of the embodiments of the present invention more clearly, the drawings that are needed in the description of the embodiments or related technologies will be briefly introduced below, and it is obvious that the drawings in the following description only relate to some embodiments of the present invention and are not limiting to the present invention.

Fig. 1 is a schematic structural diagram of the present invention.

Reference numbers in the figures: 1. a parapet wall; 2. a roof; 3. a water outlet; 4. a soil retaining structure; 5. a drain hole; 6. A waterproof layer; 7. a protective layer; 8. a drainage layer; 9. a filter layer; 10. planting a soil layer; 11. a concrete layer; 12. hollowing out the cover plate; 13. a convex edge; 14. a steel wire filter screen; 15. a right-angle elbow.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention more clearly understood, the following detailed description of the present invention, taken in conjunction with the accompanying drawings and the detailed description, is given in a non-limiting manner.

As shown in fig. 1, the head-closing structure of the roof and drain retaining structure of the present embodiment includes a drain arranged at the junction of the parapet 1 and the roof 2, the parapet 1 is provided with a drain outlet 3 for draining the water of the drain, and the drain outlet 3 is provided with a steel wire mesh 14 covering the drain outlet 3 for preventing the discharge of the large materials from the drain outlet 3. The water outlet 3 is embedded with a right-angle elbow 15 for guiding the discharged water.

The escape canal outside is provided with retaining structure 4, and parapet 1 is protruding to be equipped with protruding edge 13, is provided with fretwork apron 12 on retaining structure 4's the upper end and protruding edge 13. The root of the soil retaining structure 4 is provided with a drain hole 5, a waterproof layer 6, a protective layer 7, a drainage layer 8, a filter layer 9 and a planting soil layer 10 are sequentially arranged on the roof 2, wherein the waterproof layer 6 is made of high polymer modified asphalt waterproof coiled materials, the protective layer 7 is made of fine aggregate concrete with the strength grade not less than C20 and the thickness not less than 40mm, a steel bar net piece with the two-way phi 5@200 is configured, and the drainage layer 8 is made of fulcrum type plastic drainage plates. The waterproof layer 6 is paved on the roof. The protective layer 7 and the end part of the drainage layer 8 are tightly attached to the root part of the soil retaining structure 4, and the drainage outlet of the drainage layer 8 is communicated with the drainage hole 5. The filter layer 9 is made of non-woven geotextile, the end part of the non-woven geotextile is upturned to the soil retaining structure 4 and is fixed through a concrete layer 11, the concrete layer 11 is mortar used for pressing the edges after the filter layer 9 is upturned, the concrete layer 11 is positioned between the planting soil layer 10 and the filter layer upturned to the soil retaining structure 4 and has a certain thickness, the non-woven geotextile can be pressed, and the planting soil can be lost after the plant roots penetrate the non-woven geotextile to block the water outlet.

The utility model discloses a filter layer 9 of receipts head structure turns over to and uses the mortar blank pressing behind the retaining structure, can prevent that filter layer 9 from taking place the displacement, leads to planting soil loss. After the filter layer 9 is fixed, collapse is not easy to occur, and the drainage effect of the drainage layer 8 is good.

It should be noted that the above-mentioned preferred embodiments are only for illustrating the technical concepts and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and to implement the present invention accordingly, and the protection scope of the present invention cannot be limited thereby. All equivalent changes and modifications made according to the spirit of the present invention should be covered by the protection scope of the present invention.

Claims

1. Roofing escape canal retaining structure's receipts head structure, its characterized in that: the water drainage structure comprises a drainage ditch arranged at the joint of a parapet wall (1) and a roof (2), wherein a drainage outlet (3) for draining water in the drainage ditch is formed in the parapet wall (1), a soil retaining structure (4) is arranged on the outer side of the drainage ditch, a drainage hole (5) is formed in the root of the soil retaining structure (4), a waterproof layer (6), a protective layer (7), a drainage layer (8), a filter layer (9) and a planting soil layer (10) are sequentially arranged on the roof (2), the roof is fully paved with the waterproof layer (6), the drainage layer (8) adopts a supporting point type plastic drainage plate, the protective layer (7) and the end part of the drainage layer (8) are tightly attached to the root of the soil retaining structure (4), the drainage outlet of the drainage layer (8) is communicated with the drainage hole (5), a concrete layer (11) is arranged between the planting soil layer (10) and the soil retaining structure (4), and the end part of the filter layer (9) is turned up, and is located between the soil retaining structure (4) and the concrete layer (11).

2. The head structure according to claim 1, wherein: and a hollowed-out cover plate (12) is arranged between the upper end of the soil retaining structure (4) and the parapet wall (1).

3. The head structure according to claim 2, wherein: the parapet wall (1) is convexly provided with a convex edge (13) for placing the hollow cover plate (12).

4. The head structure according to claim 1, wherein: a steel wire filter screen (14) capable of covering the water outlet (3) is arranged at the water outlet (3).

5. The head structure according to claim 1, wherein: a right-angle elbow (15) is embedded in the water outlet (3).