CN218521546U - Rainwater drainage structure for narrow space area - Google Patents
Rainwater drainage structure for narrow space area Download PDFInfo
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- CN218521546U CN218521546U CN202222936836.5U CN202222936836U CN218521546U CN 218521546 U CN218521546 U CN 218521546U CN 202222936836 U CN202222936836 U CN 202222936836U CN 218521546 U CN218521546 U CN 218521546U
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- narrow space
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Abstract
The utility model discloses a rainwater drainage structure in a narrow space area, which comprises a single-grate gutter inlet and a vertical pipe, wherein one side of the single-grate gutter inlet is provided with the vertical pipe connected with the external wall of an external building, one side of the single-grate gutter inlet is provided with a water permeable structure for draining water on a road surface, and one side of the water permeable structure is provided with a curb which is in contact with the external building and guides rainwater; the permeable structure comprises permeable bricks, dry and hard cement mortar, a permeable concrete layer, an impermeable geomembrane and a gravel layer; through being provided with brick, the dry and hard cement mortar that permeates water, the concrete layer that permeates water, prevention of seepage geomembrane, curb and metalling, be convenient for receive the water to the rainwater on roofing and tunnel road surface and discharge, avoid the inconvenience of laying rain sewage pipeline in constrictive tunnel, it is not good to the rainwater drainage effect, this application simple structure does benefit to and is under construction in constrictive tunnel, improves the receipts water drainage effect to the rainwater, reduces piling up of road surface rainwater in the tunnel.
Description
Technical Field
The utility model relates to a narrow regional rainwater drainage structure in space.
Background
In urban and rural construction, in order to reduce rain sewage pollution, the rain sewage is generally collected through a rain sewage pipeline and is directionally discharged, the construction of the rain sewage pipeline is complex, the measurement of paying-off, trench soil excavation and supporting of the pipeline, pipeline laying, brick inspection well, trench backfilling and the like are required, the rainwater drainage structure is inconvenient to lay in a tunnel of an old community with a narrow space, the condition of synchronously implementing the rain sewage pipeline with a larger outer diameter is not provided, the rainwater drainage effect is poor, and therefore the rainwater drainage structure in the narrow space is provided.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a narrow regional rainwater drainage structure in space to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a rainwater drainage structure in a narrow space area comprises a single-grate rainwater inlet and a vertical pipe, wherein the vertical pipe connected with an external wall of an external building is arranged on one side of the single-grate rainwater inlet, a water permeable structure for draining water on a road surface is arranged on one side of the single-grate rainwater inlet, and a curb stone which is in contact with the external building and guides rainwater is arranged on one side of the water permeable structure;
the permeable structure comprises permeable bricks, dry and hard cement mortar, a permeable concrete layer, an impermeable geomembrane and a gravel layer, wherein the permeable concrete layer is arranged on the gravel layer, the permeable bricks which enable rainwater to permeate downwards are arranged on the permeable concrete layer, the dry and hard cement mortar used for connecting the plurality of permeable bricks is arranged on the lower surfaces of the permeable bricks, and the impermeable geomembrane which limits the rainwater to flow downwards is arranged on the lower surfaces of the gravel layer.
Preferably, a blind pipe is arranged on the inner side of the crushed stone layer.
Preferably, a guide groove is formed in the curb, and the cross section of the guide groove is U-shaped.
Preferably, the upper end of the inner side of the curb is provided with a fluorescent layer.
Preferably, the thickness of the water permeable brick is 50mm-65mm.
Preferably, the heights of the two side walls of the kerbstone are different, and the height of one side wall, which is in contact with the water permeable structure, is smaller than that of the other side wall.
Preferably, the thickness of the crushed stone layer is 200mm-350mm.
Compared with the prior art, the beneficial effects of the utility model are that:
through being provided with the brick that permeates water, dry and hard cement mortar, the concrete layer that permeates water, prevention of seepage geomembrane, curb and metalling, be convenient for receive the water to the rainwater on roofing and tunnel road surface and discharge, avoid the inconvenience of laying rain sewage pipeline in constrictive tunnel, it is not good to the rainwater drainage effect, this application simple structure, need not use the great rain sewage pipeline of external diameter, do benefit to and construct in constrictive tunnel, improve the effect of discharging of receiving the water of rainwater, reduce storing up of road surface rainwater in the tunnel, the practicality of device has been increased.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic view of the kerbstone structure of the present invention;
fig. 3 is a schematic sectional view of the kerbstone of the present invention;
in the figure: 1. a curb; 3. a blind pipe; 4. a crushed stone layer; 5. a pervious concrete layer; 6. an impermeable geomembrane; 7. a single grate gutter inlet; 8. a riser; 9. dry and hard cement mortar; 10. water permeable bricks; 11. a guide groove; 12. a fluorescent layer.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: a rainwater drainage structure for narrow space areas comprises a single-grate rainwater inlet 7 and a vertical pipe 8, wherein the vertical pipe 8 connected with the outer wall of an external building is arranged on one side of the single-grate rainwater inlet 7, a water permeable structure for draining water to a road surface is arranged on one side of the single-grate rainwater inlet 7, rainwater can permeate downwards conveniently, rainwater accumulation on the road surface is reduced, a curb 1 which is in contact with the external building and guides rainwater is arranged on one side of the water permeable structure, and rainwater can be drained to a rainwater collection port at a road junction conveniently when heavy rain exists;
the structure of permeating water includes brick 10, dry and hard cement mortar 9, concrete layer 5 permeates water, prevention of seepage geomembrane 6 and metalling 4, be provided with concrete layer 5 permeates water on metalling 4, be convenient for make the rainwater flow to single grate inlet for stom water 7, be provided with the brick 10 that permeates water that makes rainwater infiltration downwards on concrete layer 5 permeates water, be convenient for make the better infiltration of rainwater downwards, brick 10 lower surface of permeating water is provided with the dry and hard cement mortar 9 that is used for connecting a plurality of bricks 10 of permeating water, metalling 4 lower surface is provided with the prevention of seepage geomembrane 6 that restricts the rainwater and flow downwards, be convenient for restrict the rainwater and continue infiltration downwards, lead to the inconvenience of collecting the rainwater.
In this embodiment, preferably, the inside of the gravel layer 4 is provided with the blind pipe 3, so that rainwater can be collected better and then discharged to the roadway rainwater collecting port.
In this embodiment, preferred, has seted up guide way 11 on the curb 1, and guide way 11 cross section is "U" style of calligraphy, is convenient for better to the rainwater direction tunnel rainwater collection mouth.
In this embodiment, preferably, the upper end of the inner side of the curb 1 is provided with the fluorescent layer 12, so that the broken curb 1 can attract other people to pay attention to the broken curb in time, and the broken curb can be maintained in time.
In this embodiment, the water permeable bricks 10 preferably have a thickness of 65mm, which facilitates better strength.
In this embodiment, preferably, the heights of the two side walls of the curb 1 are different, and the height of one side wall in contact with the water permeable structure is smaller than that of the other side wall, so that the rainwater is reduced to flow to the other side wall of the curb 1, and the influence of the rainwater on an external building is reduced.
In this embodiment, the thickness of the crushed stone layer 4 is preferably 200mm.
The utility model discloses a theory of operation and use flow: when the rainwater collecting device is used, rainwater on a roof is guided into the inner side of the single-grate rainwater inlet 7 through the vertical pipe 8, when rains are light, the rainwater penetrates downwards through the water permeable bricks 10, the dry and hard cement mortar 9 and the water permeable concrete layer 5, then flows to the single-grate rainwater inlet 7 and the blind pipe 3 through the gravel layer 4, the rainwater is collected and discharged through the blind pipe 3, the downward penetration of the rainwater can be reduced through the anti-seepage geomembrane 6, the directional drainage effect of the rainwater through the blind pipe 3 is improved, when rains are heavy, the overflowing rainwater can flow to the curb 1, the rainwater is guided to the rainwater collecting opening of the road junction through the guide groove 11 in the curb 1, and the rainwater is convenient to drain.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a narrow regional rainwater drainage structure in space, includes single grate inlet for stom water (7) and riser (8), single grate inlet for stom water (7) one side is provided with riser (8) of being connected with outside building outer wall, its characterized in that: a water permeable structure for draining water from a road surface is arranged on one side of the single-grate rainwater inlet (7), and a curb (1) which is in contact with an external building and guides rainwater is arranged on one side of the water permeable structure;
the permeable structure comprises permeable bricks (10), dry and hard cement mortar (9), a permeable concrete layer (5), an impermeable geomembrane (6) and a gravel layer (4), wherein the permeable concrete layer (5) is arranged on the gravel layer (4), the permeable bricks (10) which enable rainwater to permeate downwards are arranged on the permeable concrete layer (5), the dry and hard cement mortar (9) which is used for connecting the permeable bricks (10) is arranged on the lower surface of the permeable bricks (10), and the impermeable geomembrane (6) which limits rainwater to flow downwards is arranged on the lower surface of the gravel layer (4).
2. A rainwater drainage structure for a narrow space region according to claim 1, wherein: the inner side of the gravel layer (4) is provided with a blind pipe (3).
3. A rainwater drainage structure for narrow space areas according to claim 1, wherein: a guide groove (11) is formed in the kerbstone (1), and the cross section of the guide groove (11) is U-shaped.
4. A rainwater drainage structure for a narrow space region according to claim 1, wherein: and a fluorescent layer (12) is arranged at the upper end of the inner side of the kerbstone (1).
5. A rainwater drainage structure for a narrow space region according to claim 1, wherein: the thickness of the water permeable brick (10) is 50mm-65mm.
6. A rainwater drainage structure for a narrow space region according to claim 1, wherein: the heights of the two side walls of the kerbstone (1) are different, and one side wall in contact with the water permeable structure is smaller than the height of the other side wall.
7. A rainwater drainage structure for a narrow space region according to claim 1, wherein: the thickness of the crushed stone layer (4) is 200mm-350mm.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202222936836.5U CN218521546U (en) | 2022-11-04 | 2022-11-04 | Rainwater drainage structure for narrow space area |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN202222936836.5U CN218521546U (en) | 2022-11-04 | 2022-11-04 | Rainwater drainage structure for narrow space area |
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CN218521546U true CN218521546U (en) | 2023-02-24 |
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CN202222936836.5U Active CN218521546U (en) | 2022-11-04 | 2022-11-04 | Rainwater drainage structure for narrow space area |
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- 2022-11-04 CN CN202222936836.5U patent/CN218521546U/en active Active
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