CN212742743U

CN212742743U - Rainwater recovery processing system is used in sponge city

Info

Publication number: CN212742743U
Application number: CN202021550681.6U
Authority: CN
Inventors: 陈元雄; 陈振春; 谢宝坤
Original assignee: Fujian Xinshuo Landscape Greening Co Ltd
Current assignee: Fujian Xinshuo Landscape Greening Co Ltd
Priority date: 2020-07-30
Filing date: 2020-07-30
Publication date: 2021-03-19
Anticipated expiration: 2030-07-30

Abstract

The utility model relates to a sponge is rainwater recovery processing system for city, it includes the cistern, and the earth's surface below is located to the cistern, and the cistern width from top to bottom reduces gradually, still includes the pipeline that draws water, and the pipeline that draws water links to each other with the cistern bottom, and the one end that the cistern was kept away from to the pipeline that draws water is connected with first water pump, and on the soil layer was located to first water pump, the one end that the cistern was kept away from to first water pump was connected with the cistern. The utility model provides a reservoir bottom accumulate silt easily, and silt accumulation leads to the volume reduction of storage rainwater to the problem that leads to the holding capacity decline of reservoir has the effect that can maintain the normal holding capacity of reservoir.

Description

Rainwater recovery processing system is used in sponge city

Technical Field

The application relates to the field of sponge cities, in particular to a rainwater recovery processing system for sponge cities.

Background

At present, a ' sponge city ' is a new generation of urban rainfall flood management concept, which means that the city has good ' elasticity ' in the aspects of adapting to environmental changes, coping with natural disasters caused by rainwater and the like, and can also be called as a ' hydro-elastic city ', and the ' sponge city ' absorbs water, stores water, seeps water and purifies water when raining, and releases ' and utilizes the stored water when needed. Sponge city construction should follow ecological priority principle etc. combines together natural way and artificial measures, under the prerequisite of guaranteeing urban drainage waterlogging prevention safety, furthest realizes that rainwater stores up, permeates and purifies in the urban area, promotes the utilization of rainwater resource and ecological environment protection.

Chinese patent publication No. CN207959424U discloses a sponge urban rainwater treatment system, which comprises a river channel, a vegetable layer, a water guiding member, a water outlet, a water filtering layer, a water storage layer, a rainwater pipeline and a reservoir, wherein the vegetable layer is arranged on the top of the water filtering layer, a certain number of water outlets are arranged on the vegetable layer, the water storage layer is arranged at the lowest end, the water guiding member is arranged between the vegetable layer and the water filtering layer, and the water guiding member comprises a water collecting part and a flow guiding pipe; the water outlet is arranged at the upper end of the water storage layer, and a water filtering layer is arranged between the water storage layer and the water outlet; the vegetation layer has a potential difference from high to low; rainwater pipeline is near the vegetable layer, is close to the river course, is the cistern below the rainwater pipeline to set up the honeycomb duct in cistern take the altitude department, the honeycomb duct export sets up in the river course.

Above-mentioned this kind of sponge city rainwater processing system, because the cistern buries in the underground for a long time, the cistern bottom accumulates silt easily to difficult in order to clear up, the silt accumulation leads to the volume reduction of saving the rainwater, thereby leads to the retaining ability decline of cistern, so this problem is needed a long time to solve.

SUMMERY OF THE UTILITY MODEL

In order to promote the retaining ability of cistern, this application provides a rainwater recovery processing system for sponge city.

The application provides a pair of rainwater recovery processing system for sponge city adopts following technical scheme:

the utility model provides a sponge is rainwater recovery processing system for city, includes the cistern, the earth's surface below is located to the cistern, the width of cistern from top to bottom reduces gradually, still includes the pipeline that draws water, draw water the pipeline with the cistern bottom links to each other, it keeps away from to draw water the pipeline the one end of cistern is connected with first water pump, first water pump is located on the soil layer, first water pump is kept away from the one end of cistern is connected with the tank.

Through adopting above-mentioned technical scheme, silt on the cistern inner wall can be along with the rainwater is washed away the bottom of cistern, can utilize first water pump to take out the reservoir with mixed silt in rainwater and the rainwater in, because the reservoir is on the soil layer, the clearance of being convenient for to solve the problem that the cistern retaining capacity descends, maintain the normal retaining capacity of cistern.

Preferably, the tank includes first lateral wall and second lateral wall, first lateral wall is relative with the second lateral wall, be equipped with the desilting board in the tank, the bottom of desilting board with the bottom butt of tank, the desilting board is parallel with first lateral wall, desilting board length direction's both sides are fixed with the slider, the spout has been seted up on the inner wall of tank, spout extending direction level sets up and extends to the second lateral wall from first lateral wall, slider and spout sliding connection, the desilting board is towards one side fixedly connected with drive arrangement of first lateral wall, the drive arrangement drives reciprocating motion is towards the second lateral wall to the desilting board.

Through adopting above-mentioned technical scheme, drive arrangement drive desilting board moves towards the second lateral wall, and utilizes the slider to make the desilting board advance along spout extending direction to can scrape the clearance to the silt of tank bottom, use manpower sparingly, the clearance can transport silt to the tank outside through the manual work to being close to second lateral wall department.

Preferably, the driving assembly comprises a motor, a fixing block and a screw rod, the motor is installed on the first side wall and is close to the top of the first side wall, a worm is coaxially fixed on an output shaft of the motor, the worm is rotatably connected with the side wall of the fixing block, the fixing block is fixedly connected with the first side wall, a limiting groove is formed in the fixing block, the worm is arranged in the limiting groove, a worm wheel is further arranged in the limiting groove, the worm is meshed with the worm wheel, the screw rod is arranged in the worm wheel in a penetrating mode and is in threaded connection with the worm wheel, the screw rod is arranged in the fixing block in a penetrating mode, and one end of the screw rod penetrates through the first side wall and is fixed to one side, facing the first side wall, of.

Through adopting above-mentioned technical scheme, motor drive worm takes place to rotate, and the worm drives the worm wheel and rotates, and the worm wheel rotates on the screw rod, because the slider of dredging board both sides and the limiting displacement of spout, the screw rod will not take place to rotate to linear reciprocating motion is made to the screw rod makes the dredging board scrape the clearance to the tank bottom.

Preferably, the top of cistern is equipped with the retaining roof with cistern looks adaptation, be equipped with a plurality of wash ports on the retaining roof, retaining roof bottom just in the silt filter screen is installed to the drain port department.

Through adopting above-mentioned technical scheme, silt filter screen can filter the silt that falls down on the retaining roof, reduces the volume that silt got into the cistern to maintain the normal retaining ability of cistern.

Preferably, one end of the water storage pool, which is far away from the first water pump, is connected with a second water pump, and one end of the second water pump, which is far away from the water storage pool, is connected with a solid-liquid separation device.

Through adopting above-mentioned technical scheme, solid-liquid separation in the water storage can be realized for the first time to solid-liquid separation device, and the purification treatment retaining of being convenient for is with recycle.

Preferably, one side that solid-liquid separation equipment kept away from the second water pump is provided with filter equipment, filter equipment is including filtering casing and first filter screen, solid-liquid separation equipment's liquid phase discharge end connect in one side of filtering the casing, the vertical setting of first filter screen and install in filter casing, filter equipment keeps away from one side of solid-liquid separation equipment is connected with the outlet pipe.

Through adopting above-mentioned technical scheme, can realize the separation to the solid tiny particle in the rainwater, purify the quality of water of rainwater when recycle.

Preferably, the filter device further comprises a second filter screen, the second filter screen is installed in the filter shell and is arranged between the first filter screen and the water outlet pipe, the aperture of the filter hole of the second filter screen is smaller than that of the filter hole of the first filter screen, and the second filter screen is parallel to the first filter screen.

Through adopting above-mentioned technical scheme, can realize the separation of the solid small granule of more granule footpath granule, further improve the quality of water of retaining.

Preferably, one end of the water outlet pipe, which is far away from the filtering shell, is connected with a water diversion pipe joint, and the water diversion pipe joint is connected with a plurality of water using pipes.

Through adopting above-mentioned technical scheme, the retaining after the second filter screen filters can satisfy the water of multiple functions, like watering flowers and plants, carwash etc. if connect other filtration equipment in addition, also can be used as other uses that require higher to quality of water.

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

1. the water storage tank, the first water pump and the water storage tank are arranged, so that the water storage tank can be cleaned conveniently, and the normal water storage capacity of the water storage tank can be maintained;

2. through the arrangement of the first side wall, the second side wall, the dredging plate, the sliding block, the motor, the screw rod, the fixing block, the worm wheel and the worm, the motor drives the worm to rotate, then the worm drives the worm wheel to rotate, the worm wheel rotates on the screw rod, and the screw rod cannot rotate due to the limitation of the sliding block, so that the screw rod further pushes the dredging plate to reciprocate towards the second side wall and scrape and dredge the bottom of the water outlet pool;

3. through the setting of retaining roof, wash port and silt filter screen, can reduce the speed that silt got into the cistern, slow down the speed that gathers silt in the cistern.

Drawings

Fig. 1 is a schematic diagram of the overall structure of a processing system according to an embodiment of the present application.

Fig. 2 is a schematic diagram of the overall structure of the water reservoir in the embodiment of the present application.

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

Fig. 4 is a schematic view of the overall structure of the drive assembly in the embodiment of the present application.

Fig. 5 is a schematic view of the connection structure of the water storage tank and the driving assembly in the embodiment of the present application.

FIG. 6 is a schematic view showing a connection structure of the filter device and the water consuming module in the embodiment of the present application.

Description of reference numerals: 1. a reservoir; 11. a water storage top plate; 111. a drain hole; 13. a silt filter screen; 14. a water pumping pipeline; 2. a first water pump; 3. a water storage tank; 31. a first side wall; 32. a second side wall; 34. a drive assembly; 341. mounting a plate; 342. a motor; 343. a fixed block; 3431. a limiting groove; 345. a worm; 346. a worm gear; 347. a screw; 35. a dredging plate; 351. a slider; 36. a chute; 4. a second water pump; 5. a solid-liquid separation device; 6. a filtration device; 61. a first filter screen; 62. a second filter screen; 63. a filter housing; 631. a water outlet pipe; 7. a water-using component; 71. a water diversion pipe joint; 72. a water pipe is used; 721. a shower head; 8. a vegetable layer; 9. a water permeable layer; 10. and (4) a limestone layer.

Detailed Description

The present application is described in further detail below with reference to figures 1-6.

The embodiment of the application discloses sponge is rainwater recovery processing system for city. The utility model provides a sponge is rainwater recovery processing system for city, refers to figure 1, includes cistern 1, first water pump 2, tank 3, second water pump 4, solid-liquid separation equipment 5, filter equipment 6 and water subassembly 7 that communicate in proper order through the pipeline.

Referring to fig. 1, reservoir 1 locates the soil layer below, and the soil layer structure of reservoir 1 top sets gradually to vegetable layer 8, permeable stratum 9 and limestone bed 10 from top to bottom, and vegetable layer 8 can keep in good luck moisture, and permeable stratum 9 can carry out preliminary biofiltration to the rainwater of oozing to in the reservoir 1, and limestone bed 10 can neutralize the acidity of rainwater, makes the rainwater utilize safelyr, also can reduce the pool wall of reservoir 1 and be corroded the possibility. The width of the reservoir 1 is reduced from top to bottom in sequence, and when the area of the bottom of the reservoir 1 is small, the rainwater can wash away the silt on the inner wall of the reservoir 1 to the bottom.

Referring to fig. 2 and 3, a water storage top plate 11 matched with the top of the water storage tank 1 in size is installed at the top of the water storage tank 1. A plurality of drain holes 111 are formed in the water storage top plate 11, rainwater can conveniently enter the reservoir 1 through the drain holes 111, and a sediment filter screen 13 is arranged at the bottom of the reservoir 1 and at the drain holes 111.

Referring to fig. 1, the bottom of the reservoir 1 is communicated with a water pumping pipeline 14, the first water pump 2 is communicated with the water pumping pipeline 14, and the first water pump 2 is located above the soil layer. The water storage tank 3 is connected to the water outlet end of the first water pump 2, and the first water pump 2 further pumps the rainwater in the water storage tank 1 into the water storage tank 3.

Referring to fig. 4 and 5, the water storage 3 includes a first side wall 31 and a second side wall 32, and the first side wall 31 and the second side wall 32 are both vertically disposed and parallel to each other. A driving assembly 34 is installed outside the water storage tank 3, the driving assembly 34 comprises a mounting plate 341, a motor 342, a fixed block 343, a worm wheel 346, a worm 345 and a screw 347, the mounting plate 341 is fixed with the first side wall 31 and close to the top of the first side wall 31, and the motor 342 is installed on the mounting plate 341; the end of the worm 345 is coaxially fixed with the output shaft of the motor 342; the fixed block 343 is fixed with the first side wall 31 and close to the top of the first side wall 31, a limit groove 3431 is formed in the fixed block 343, the worm wheel 346 and the worm 345 are both positioned in the limit groove 3431, and the worm 345 is rotatably connected with the side wall of the fixed block 343 and is in meshing transmission with the worm wheel 346; the screw 347 penetrates through the fixing block 343, and one end of the screw 347 is fixed with a dredging plate 35; the worm wheel 346 is arranged on the side wall of the screw rod 347 in a penetrating way and is in threaded connection with the screw rod 347.

Referring to fig. 1 and 5, the dredging plate 35 is parallel to the first side wall 31, the dredging plate 35 is located in the water storage tank 3, the bottom of the dredging plate 35 is abutted to the bottom of the water storage tank 3, and two sliding blocks 351 are fixedly connected to the two sides of the dredging plate 35 in the length direction and at the top and the bottom of the dredging plate respectively. Still seted up spout 36 on the inner wall of tank 3, spout 36 extends to second lateral wall 32 and extending direction level from first lateral wall 31,

slider

351 and 36 sliding connection of spout, and when starter motor 342, reciprocating motion is made and scrape the bottom of cistern 3 to dredging plate 35 along the extending direction of spout 36 and clear away, pushes away to being close to second lateral wall 32 by dredging plate 35 when silt and piles up the back, can be convenient for the staff concentrate and transport the silt here outside tank 3.

Referring to fig. 1 and 6, the second side wall 32 is connected to the water pumping end of the second water pump 4, the feeding end of the solid-liquid separation device 5 is connected to the water discharging end of the second water pump 4, and the solid-liquid separation device 5 is a horizontal screw centrifuge. Filter equipment 6 links to each other with solid-liquid separation equipment 5's liquid phase discharge end, and filter equipment 6 includes filter housing 63, first filter screen 61 and second filter screen 62, and solid-liquid separation equipment 5's liquid phase discharge end is connected in one side of filter housing 63, and first filter screen 61, the equal vertical setting of second filter screen 62 just all install in filter housing 63. The rainwater passes through first filter screen 61 and second filter screen 62 in proper order, and the aperture of the filtration hole of second filter screen 62 is less than the aperture of the filtration hole of first filter screen 61, and the bottom of the one side that solid-liquid separation equipment 5 was kept away from to filter casing 63 is connected with outlet pipe 631.

Referring to fig. 1 and 6, the water using assembly 7 includes a water dividing pipe joint 71 and three water using pipes 72, wherein the water dividing pipe joint 71 is connected with one end of a water outlet pipe 631 away from the filter housing 63; one of them water pipe 72's end connection has shower head 721, has seted up a plurality of mouths that spray on shower head 721, and the mouth that sprays here can be used to watering flowers and plants, and other two other water pipes 72 can connect other equipment for carwash etc. also can connect other filtration equipment, are used for in the production life that requires higher to the quality of water.

There is this application embodiment rainwater recovery processing system for sponge city's implementation principle to do: when the rainfall, the rainwater passes through vegetable layer 8, permeable stratum 9 and limestone bed 10 in proper order, through retaining roof 11 and silt filter screen 13 after that, and part silt is blocked this moment, and in the silt filter screen 13 entering cistern 1 is probably passed to some more tiny granule after that, and the rainwater can be in will getting into cistern 1 and erode a little silt to the bottom of cistern 1 simultaneously. After the rainfall, can take out the rainwater in the cistern 1 to 3 in the tank through first water pump 2, concentrate the silt of 3 bottoms in the tank through desilting board 35 in 3 tanks and pile up and transport to 3 tanks outside through the manual work. Then, the second water pump 4, the decanter centrifuge, the first filter 61, and the second filter 62 are used to filter rainwater, and the filtered rainwater flowing out from the water pipe 72 can be used daily.

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 is rainwater recovery processing system for city, includes cistern (1), earth's surface below, its characterized in that are located in cistern (1): the width of cistern (1) from top to bottom reduces gradually, still includes pipeline (14) that draws water, draw water pipeline (14) with cistern (1) bottom links to each other, draw water pipeline (14) and keep away from the one end of cistern (1) is connected with first water pump (2), first water pump (2) are located on the soil layer, keep away from first water pump (2) the one end of cistern (1) is connected with reservoir (3).

2. The rainwater recycling system for sponge city according to claim 1, characterized in that: the water storage tank (3) comprises a first side wall (31) and a second side wall (32), the first side wall (31) is opposite to the second side wall (32), a dredging plate (35) is arranged in the water storage tank (3), the bottom of the dredging plate (35) is abutted against the bottom of the water storage tank (3), the dredging plate (35) is parallel to the first side wall (31), slide blocks (351) are fixed on two sides of the dredging plate (35) in the length direction, a sliding groove (36) is arranged on the inner wall of the water storage tank (3), the extending direction of the sliding chute (36) is horizontally arranged and extends from the first side wall (31) to the second side wall (32), the sliding block (351) is connected with the sliding groove (36) in a sliding way, one side of the dredging plate (35) facing the first side wall (31) is fixedly connected with a driving component (34), the drive assembly (34) drives the dredging plate (35) to reciprocate towards the second side wall (32).

3. The rainwater recycling system for sponge city according to claim 2, characterized in that: the driving assembly (34) comprises a motor (342), a fixed block (343) and a screw (347), the motor (342) is mounted on the first side wall (31) and is close to the top of the first side wall (31), an output shaft of the motor (342) is coaxially fixed with a worm (345), the worm (345) is rotatably connected with the side wall of the fixed block (343), the fixed block (343) is fixedly connected with the first side wall (31), a limit groove (3431) is arranged in the fixed block (343), the worm (345) is arranged in the limit groove (3431), a worm wheel (346) is further arranged in the limit groove (3431), the worm (345) is meshed with the worm wheel (346), the screw (347) is arranged in the worm wheel (346) and is in threaded connection with the worm wheel (346), the screw (347) is arranged in the fixed block (343), one end of the screw (347) is arranged in the first side wall (31) and is arranged on the dredging plate (35) towards the first side wall (31) One side is fixed.

4. The rainwater recycling system for sponge city according to claim 1, characterized in that: the top of cistern (1) is equipped with retaining roof (11) with cistern (1) looks adaptation, be equipped with a plurality of wash ports (111) on retaining roof (11), retaining roof (11) bottom just in wash port (111) department installs silt filter screen (13).

5. The rainwater recycling system for sponge city according to claim 1, characterized in that: the water storage tank (3) is far away from one end of the first water pump (2) and is connected with a second water pump (4), and one end of the second water pump (4) far away from the water storage tank (1) is connected with a solid-liquid separation device (5).

6. The rainwater recycling system for sponge city according to claim 5, characterized in that: keep away from solid-liquid separation equipment (5) one side of second water pump (4) is provided with filter equipment (6), filter equipment (6) are including filtering casing (63) and first filter screen (61), the liquid phase discharge end of solid-liquid separation equipment (5) connect in one side of filtering casing (63), first filter screen (61) vertical setting and install in filter casing (63), filter equipment (6) are kept away from one side of solid-liquid separation equipment (5) is connected with outlet pipe (631).

7. The rainwater recycling system for sponge city according to claim 6, characterized in that: filter equipment (6) still includes second filter screen (62), second filter screen (62) install in filter housing (63) and locate between first filter screen (61) and outlet pipe (631), the aperture of the filtration pore of second filter screen (62) is less than the aperture of the filtration pore of first filter screen (61), second filter screen (62) with first filter screen (61) are parallel.

8. The rainwater recycling system for sponge city according to claim 7, characterized in that: one end, far away from the filtering shell body (63), of the water outlet pipe (631) is connected with a water distribution pipe joint (71), and a plurality of water pipes (72) are connected to the water distribution pipe joint (71).