CN111910844B

CN111910844B - Sponge urban house rainwater recovery system

Info

Publication number: CN111910844B
Application number: CN202010611979.1A
Authority: CN
Inventors: 谢志俊; 钱晓明; 章志杰
Original assignee: Jiangsu Artman Group Architectural Design Co ltd
Current assignee: Jiangsu Artman Group Architectural Design Co ltd
Priority date: 2020-06-30
Filing date: 2020-06-30
Publication date: 2021-08-13
Anticipated expiration: 2040-06-30
Also published as: CN111910844A

Abstract

The utility model relates to a sponge city house rainwater recovery system, this kind of rainwater recovery system are applied to in the resident's house, including drainage formula roof, drainage formula roof slope sets up, the nearly ground end department on drainage formula roof is provided with the one-level bearing wall on perpendicular to ground, the remote ground end department on drainage formula roof is provided with the second grade bearing wall on perpendicular to ground, rainwater recovery system comprises two drainage formula roofs, and the one-level bearing wall on two drainage formula roofs is close to the setting mutually, two form the logical water district that supplies the rainwater to pass through between the one-level bearing wall, two subaerial digging between the one-level bearing wall is equipped with the drainage canal, be provided with the debris collection device who is used for collecting drainage formula roof surface debris in the logical water district. This application has and makes the house rainwater be difficult for causing the effect that the pipeline blockked up in the collection process.

Description

Sponge urban house rainwater recovery system

Technical Field

The application relates to the field of rainwater recovery, in particular to a sponge urban residential rainwater recovery system.

Background

At present, a sponge city is a new generation of urban rainfall flood management concept, which means that the city has better elasticity in the aspects of adapting to environmental changes and coping with natural disasters caused by rainwater, and a concept term which is common internationally is urban low-influence development rainwater system construction.

Chinese patent publication No. CN108775064A discloses a system for recycling rainwater in sponge cities, comprising: the rainwater collecting device comprises a building rainwater collecting mechanism for collecting building rainwater, a greenbelt rainwater collecting mechanism for collecting greenbelt rainwater, a road rainwater collecting mechanism for collecting road rainwater, a building rainwater collecting pipeline communicated with the building rainwater collecting mechanism, a greenbelt rainwater collecting pipeline communicated with the greenbelt rainwater collecting mechanism, a road rainwater collecting pipeline communicated with the road rainwater collecting mechanism, a building rainwater treatment and recovery mechanism communicated with the building rainwater collecting pipeline, a greenbelt rainwater treatment and recovery mechanism communicated with the greenbelt rainwater collecting pipeline and a road rainwater treatment and recovery mechanism communicated with the road rainwater collecting pipeline. By implementing the invention, different treatments can be carried out on different types of rainwater, and then the rainwater can be recycled in a targeted manner, so that the rainwater can be recycled at lower cost without generating new pollution.

In the related art, in the process of collecting rainwater in buildings and houses, the rainwater in the pipelines are easily blocked by sundries in the rainwater, so that the collecting process is difficult to continue.

Disclosure of Invention

In order to solve the problem that the pipeline is easily blocked in the recovery process of the residential rainwater, the application provides a sponge urban residential rainwater recovery system.

The application provides a sponge city house rainwater recovery system adopts following technical scheme:

the utility model provides a sponge urban dwelling house rainwater recovery system, this kind of rainwater recovery system is applied to among the resident's house, including drainage formula roof, drainage formula roof slope sets up, the nearly ground end department on drainage formula roof is provided with the one-level bearing wall on perpendicular to ground, the far away ground end department on drainage formula roof is provided with the second grade bearing wall on perpendicular to ground, rainwater recovery system comprises two drainage formula roofs, and the one-level bearing wall on two drainage formula roofs is close to the setting mutually, forms the logical water zone that supplies the rainwater to pass through between two one-level bearing walls, two subaerial digging between the one-level bearing wall is equipped with the drainage canal, be provided with the debris collection device who is used for collecting drainage formula roof surface debris in the logical water zone.

Through adopting above-mentioned technical scheme, the drainage formula roof of two relative settings can concentrate the rainwater and collect to leading to the water district in, and collect through drainage canal unification, when not precipitation, the debris on drainage formula roof receive the influence of gravity can gather in the nearly ground end department on drainage formula roof, when precipitation takes place in the external world, the rainwater flows along the surface on drainage formula roof, and wash away the surface on drainage formula roof, take away the surperficial silt and debris on drainage formula roof, debris collection device can effectively collect the debris in the rainwater, it directly gets into to the drainage canal and causes the condition emergence of drainage canal jam to reduce debris.

Preferably, debris collection device is including setting up the breakwater in logical water district top, drainage formula roof near-to-ground end department is formed with the horizontally installation face, it is provided with a plurality of spliced poles to arrange along self length direction on the installation face, the breakwater sets up the top at the spliced pole, the one side that the breakwater orientation leads to the water district is provided with the one-level and blocks the thing net, the one-level blocks the long cubic of thing net for top open-ended, the length that the one-level blocks the thing net is the same with the length of breakwater.

Through adopting above-mentioned technical scheme, the rainwater can pass through one-level barrier net earlier when entering into to logical water district along drainage formula roof, and the open-ended setting in one-level barrier net top can make the debris of rainwater in by the interception in one-level barrier net, effectively reduces the direct debris volume that enters into in the drainage canal.

Preferably, the water passing area is internally provided with a horizontal filtering metal plate, the filtering metal plate is arranged below the primary object blocking net, the edges of the two ends of the filtering metal plate in the width direction are respectively embedded into the primary bearing wall, and the surface of the filtering metal plate is provided with filtering meshes.

Through adopting above-mentioned technical scheme, filter the metal sheet and can further filter the debris that flow out from the first-class thing net of blocking.

Preferably, filter the metal sheet top and be provided with the grit filter layer, the grit filter layer is divided into one-level grit filter layer, second grade grit filter layer and tertiary grit filter layer from top to bottom along vertical direction in proper order, the grit particle size in one-level grit filter layer, second grade grit filter layer and the tertiary grit filter layer reduces in proper order.

Through adopting above-mentioned technical scheme, except debris in the rainwater, still can have a large amount of silt, and the silt content in rainfall initial stage rainwater is higher, carries out multistage filtration to the silt of rainwater through setting up the grit filter layer, and the rainwater after the filtration flows out from filtering the metal sheet, has effectively reduced the silt content of rainwater in the final inflow drainage canal, has reduced the drainage canal and has leaded to the condition emergence of jam because of silt is too much.

Preferably, the outer surface of each connecting column is sleeved with a compression spring, the water baffle is provided with a plurality of mounting holes for the connecting columns to penetrate through, the water baffle is in sliding connection with the connecting columns, the fixing sleeve of the connecting column is provided with a limiting sleeve, and when the upper surface of the water baffle is free from external force, the water baffle is abutted against the limiting sleeve under the elastic force action of the compression spring.

Through adopting above-mentioned technical scheme, under the less condition of external rainwater, the breakwater receives compression spring's effort and is located the top of spliced pole, and the rainwater flows through and finally flows into to logical water district from the clearance between breakwater and the installation face. When the external rainfall is great, on the one hand, the rainfall may exceed the filtering speed of the sand filtering layer, so that accumulated water is generated, and on the other hand, a large amount of rainwater flows through the water passing area, so that great noise is generated, and normal life of residents is influenced. And after setting up compression spring, when the rainwater volume is great, the rainwater can produce continuous impact force to the breakwater surface to make compression spring by further compression, contact between breakwater and the installation face, make the rainwater be difficult for flowing into to logical water district.

Preferably, a plurality of waterproof barrier strips are arranged on the surface, close to the mounting surface, of the water baffle, and the waterproof barrier strips are arranged along the length direction of the water baffle and symmetrically arranged on two sides of each connecting column.

Through adopting above-mentioned technical scheme, waterproof blend stop can further reduce the volume that gets into to logical water district.

Preferably, the two ends of the water baffle in the length direction are provided with drainage plates which are arranged in a downward inclining mode, and a vertical secondary object blocking net is arranged at the joint of the drainage plates and the water baffle.

Through adopting above-mentioned technical scheme, when the external rainfall is great, the rainwater can follow breakwater length direction's both ends and flow to along the drainage version, and when external rainfall was great, the debris quantity that contains in the rainwater rivers was less, so use the second grade to block the thing net and can effectively carry out effectual interception to the debris of rainwater.

Preferably, the primary barrier net and the secondary barrier net are woven by metal wires coated with corrosion-resistant materials on the surfaces, and the mesh aperture of the primary barrier net and the mesh aperture of the secondary barrier net are 2-5 mm.

Through adopting above-mentioned technical scheme, the setting up of one-level barrier net and second grade barrier net aperture can effectively be intercepted the debris of rainwater and collect, and simultaneously, the life of one-level barrier net and second grade barrier net can effectively be improved in anticorrosive material's addition.

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

1. through the arrangement of the drainage roof and the sundries collecting device, the effect of effectively intercepting sundries in rainwater can be achieved, and the content of the sundries in the rainwater which finally flows into the drainage channel is effectively reduced;

2. through the arrangement of the water baffle, the connecting column and the compression spring, the effect of reducing the influence of large noise generated when rainwater flows on the condition of residents can be achieved;

3. through the setting of grit filter layer, can play further to carry out filterable effect to the silt in the rainwater.

Drawings

Fig. 1 is a schematic diagram of the overall structure of a sponge urban residential rainwater recycling system according to an embodiment of the application.

Fig. 2 is a schematic vertical sectional view of a rainwater recovery system for sponge urban residences according to an embodiment of the application.

Fig. 3 is an enlarged schematic view of a portion a of fig. 2.

Reference number legend, 1, drainage roof; 11. a mounting surface; 2. a first-level bearing wall; 3. a secondary bearing wall; 4. a water passing area; 5. a drainage channel; 6. a sundry collecting device; 61. a water baffle; 611. a drainage plate; 612. a second-stage blocking net; 62. a first-level blocking net; 63. connecting columns; 64. a compression spring; 65. a waterproof barrier strip; 66. a limiting sleeve; 7. filtering the metal plate; 71. filtering meshes; 72. a first-stage sandstone filtration layer; 73. a secondary sand filtration layer; 74. tertiary grit filter layer.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

The embodiment of the application discloses sponge city house rainwater recovery system. Referring to fig. 1, a sponge urban dwelling rainwater recovery system includes drainage formula roof 1, drainage formula roof 1 slope sets up, drainage formula roof 1's nearly ground end department is provided with one-level carrier wall 2 on perpendicular to ground, drainage formula roof 1's far away ground end department is provided with perpendicular to ground's second grade carrier wall 3, rainwater recovery system comprises two drainage formula roofs 1, and two drainage formula roof 1's one-level carrier wall 2 are close to the setting mutually, form the logical water zone 4 that supplies the rainwater to pass through between two one-level carrier walls 2, subaerial digging between two one-level carrier walls 2 is equipped with drainage channel 5, drainage channel 5 is linked together through pipeline and municipal drainage pipe.

Referring to fig. 2 and 3, the top of two one-level bearing walls 2 is provided with debris collection device 6, drainage type roof 1 near-to-ground end department is formed with horizontally installation face 11, debris collection device 6 installs between two installation faces 11, the rainwater cut-off equipment includes a plurality of spliced poles 63 of arranging the setting along installation face 11 length direction, the cover is equipped with breakwater 61 on each spliced pole 63, sliding connection between breakwater 61 and the spliced pole 63, the cover is equipped with compression spring 64 on the spliced pole 63, the both ends of compression spring 64 respectively with breakwater 61 and installation face 11 butt, the upper surface of breakwater 61 is formed with the cambered surface, one-level barrier net 62 is provided with towards the one side of logical water district 4 to breakwater 61, one-level barrier net 62 is the cuboid of top open-ended, the mesh aperture of one-level barrier net 62 is 5 millimeters. Under the impact of medium rain and above rain, the water baffle 61 moves towards the direction close to the mounting surface 11 along the length direction of the connecting column 63, and the edge of the water baffle 61 is abutted with the surface of the drainage type roof 1. In this embodiment, the term "moderate rain" refers to a rainfall process in which the rainfall is 10 to 24.9 mm within 24 hours, 5 to 15 mm within 12 hours, or 2.6 to 8 mm within 1 hour. The two ends of the water baffle 61 in the length direction are provided with drainage plates 611 arranged in a downward inclination mode, a vertical secondary barrier net 612 is arranged at the joint of the drainage plates 611 and the water baffle 61, the secondary barrier net 612 is formed by weaving metal wires coated with corrosion-resistant materials on the surface, and the aperture of meshes of the secondary barrier net 612 is 5 mm. The primary barrier net 62 and the secondary barrier net 612 are each woven from a plurality of metal wires coated with a corrosion resistant material.

Referring to fig. 2 and 3, a horizontal filtering metal plate 7 is arranged in the water passing area 4, the filtering metal plate 7 is arranged below the primary blocking net 62, the edges of the two ends of the filtering metal plate 7 in the width direction are respectively embedded into the primary bearing wall 2, the surface of the filtering metal plate 7 is provided with filtering meshes 71, a sand filtering layer is arranged above the filtering metal plate 7, the sand filtering layer is sequentially divided into a primary sand filtering layer 72, a secondary sand filtering layer 73 and a tertiary sand filtering layer 74 from top to bottom in the vertical direction, the sand particle sizes of sand in the primary sand filtering layer 72, the secondary sand filtering layer 73 and the tertiary sand filtering layer 74 are sequentially reduced, plastic enclosing plates are attached to the side surfaces of the sand filtering layer, the length of the plastic enclosing plates in the vertical direction is larger than the thickness of the sand filtering layer, and the plastic enclosing plates can be convenient for the sand filtering layer to maintain the shape thereof, the possibility that the rainwater is deformed or dispersed in the long-time rainwater scouring process is reduced.

The implementation principle of the sponge urban residential rainwater recycling system in the embodiment of the application is as follows: when the external world produces precipitation, because drainage formula roof 1 slope sets up, the rainwater produces directional flow along the direction from high to low on drainage formula roof 1's surface, and the rainwater is mingled with debris at the in-process that flows and is flowed together, and drainage formula roof 1 of two relative settings can concentrate the rainwater drainage to logical water zone 4 in to collect in unison through drainage 5.

Under the less circumstances of external precipitation, the rainwater volume through drainage formula roof 1 surface is also less, has the clearance simultaneously between breakwater 61 and the drainage formula roof 1, and the rainwater can flow into to logical water district 4 through the clearance. However, under the condition of small outside precipitation, the relative content of impurities in rainwater is high, and in the long-time precipitation process, the impurities blocked on the surface of the drainage type roof 1 may flow into the water passing area 4 along with water flow, the impurities can be intercepted by arranging the first-stage blocking net 62, and the impurities are left in the first-stage blocking net 62, so that the amount of the impurities which finally flow into the drainage channel 5 is effectively reduced. Except debris, a large amount of silt still can exist in the rainwater, and the silt content of rainfall initial stage rainwater is higher, carries out multistage filtration to the silt of rainwater through setting up the grit filter layer, and the rainwater after the filtration flows out from filtering metal sheet 7, has effectively reduced the silt content of rainwater in the final inflow drainage canal 5.

When the external precipitation is great, a large amount of rainwater gushes into logical water district 4, and rainwater rivers may produce great noise to cause harmful effects to the resident in the house, simultaneously, thereby excessive rainwater also can surpass the filter velocity of grit filter layer and lead to ponding to produce. Under the great condition of external rainfall, breakwater 61 along spliced pole 63 downstream and with 1 surperficial butt on drainage formula roof to effectively reduce the rainwater flow in logical water district 4, thereby reduce the production of rainwater noise in logical water district 4, the setting up of waterproof blend stop can further reduce the rainwater and get into to logical water district. Meanwhile, rainwater flows out from the two ends of the water baffle 61 in the length direction and flows out along the drainage plate 611, and when the external rainwater amount is large, the amount of impurities contained in rainwater flow is relatively small, so that the impurities in the rainwater can be effectively intercepted by using the secondary object blocking net 612. Meanwhile, a water collecting well (not shown) is provided in a range where rainwater flows out from both ends of the water guard 61 and reaches the ground, the water collecting well and the drainage channel 5 are independent from each other, and a drainage pipe (not shown) is provided in an end of the water collecting well near the ground. At the early stage of rainfall or when the rainfall is less, the content of debris and silt is all great in the rainwater, and at the late stage of rainfall or when the rainfall is great, debris and silt are all less in the rainwater, and are more clear relatively speaking, so adopt drainage channel 5 and collector well separately to carry out the rainwater collection respectively, can be more pointed handle the rainwater, improved the treatment effeciency in later stage rainwater processing stage.

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 sponge city house rainwater recovery system, this kind of rainwater recovery system is applied to in the resident's house, its characterized in that: the rainwater recycling system comprises a drainage type roof (1), wherein the drainage type roof (1) is obliquely arranged, a first-stage bearing wall (2) perpendicular to the ground is arranged at the position close to the ground of the drainage type roof (1), a second-stage bearing wall (3) perpendicular to the ground is arranged at the position far from the ground of the drainage type roof (1), the rainwater recycling system is composed of two drainage type roofs (1), the first-stage bearing walls (2) of the two drainage type roofs (1) are arranged close to each other, a water passing area (4) for rainwater to pass through is formed between the two first-stage bearing walls (2), a drainage channel (5) is dug on the ground between the two first-stage bearing walls (2), and a sundry collecting device (6) for collecting sundries on the surface of the drainage type roof (1) is arranged in the water passing area (4);

the sundries collecting device (6) comprises a water baffle (61) arranged above the water passing area (4), a horizontal mounting surface (11) is formed at the position, close to the ground, of the drainage type roof (1), a plurality of connecting columns (63) are arranged on the mounting surface (11) along the length direction of the mounting surface, the water baffle (61) is arranged at the top ends of the connecting columns (63), a primary barrier net (62) is arranged on one surface, facing the water passing area (4), of the water baffle (61), the primary barrier net (62) is in a cuboid shape with an open top end, and the length of the primary barrier net (62) is the same as that of the water baffle (61);

a horizontal filtering metal plate (7) is arranged in the water passing area (4), the filtering metal plate (7) is arranged below the primary blocking net (62), the edges of the two ends of the filtering metal plate (7) in the width direction are respectively embedded into the primary bearing wall (2), and filtering meshes (71) are formed in the surface of the filtering metal plate (7);

filter metal sheet (7) top and be provided with the grit filter layer, the grit filter layer is divided into one-level grit filter layer (72), second grade grit filter layer (73) and tertiary grit filter layer (74) from top to bottom along vertical direction in proper order, the grit particle diameter in one-level grit filter layer (72), second grade grit filter layer (73) and tertiary grit filter layer (74) reduces in proper order.

2. The sponge urban dwelling house rainwater recycling system according to claim 1, characterized in that: the outer surface of each connecting column (63) is sleeved with a compression spring (64), a plurality of mounting holes for the connecting columns (63) to penetrate through are formed in the water baffle (61), the water baffle (61) is in sliding connection with the connecting columns (63), a limiting sleeve (66) is fixedly sleeved on the connecting columns (63), and when the upper surface of the water baffle (61) is free from external force, the water baffle (61) is abutted to the limiting sleeve (66) under the elastic force action of the compression springs (64).

3. The sponge urban dwelling house rainwater recycling system according to claim 2, characterized in that: the waterproof structure is characterized in that a plurality of waterproof barrier strips (65) are arranged on the surface, close to the mounting surface (11), of the water baffle (61), and the waterproof barrier strips (65) are arranged along the length direction of the water baffle (61) and symmetrically arranged on two sides of each connecting column (63).

4. The sponge urban dwelling house rainwater recycling system according to claim 2, characterized in that: and both ends of the water baffle (61) in the length direction are provided with drainage plates (611) which are arranged in a downward inclining mode, and a vertical secondary barrier net (612) is arranged at the joint of the drainage plates (611) and the water baffle (61).

5. The sponge urban dwelling house rainwater recycling system according to claim 1 or 4, characterized in that: the primary barrier net (62) and the secondary barrier net (612) are woven by metal wires coated with corrosion-resistant materials on the surfaces, and the mesh aperture of the primary barrier net (62) and the mesh aperture of the secondary barrier net (612) are 2-5 mm.