CN111501901A

CN111501901A - Rainwater collection system and method

Info

Publication number: CN111501901A
Application number: CN202010314263.5A
Authority: CN
Inventors: 杨虹; 陈小锋; 居凯艳; 张丹
Original assignee: Changzhou Municipal Engineering Design Research College Co ltd
Current assignee: Changzhou Municipal Engineering Design Research College Co ltd
Priority date: 2020-04-20
Filing date: 2020-04-20
Publication date: 2020-08-07

Abstract

The invention discloses a rainwater collecting system and a rainwater collecting method, wherein the rainwater collecting system comprises a drainage ditch arranged on one side of a road surface, a plurality of rainwater grates are embedded in the drainage ditch and arranged along the length direction of the drainage ditch, a kerbstone is arranged between the drainage ditch and the road surface, a groove is formed in the bottom of the kerbstone, a filter plate is arranged in the groove, a water collecting tank is arranged below the drainage ditch, a rainwater collecting tank is arranged on one side of the water collecting tank, an adsorption tank is arranged on one side of the rainwater collecting tank, a plurality of adsorption plates are arranged in the adsorption tank, a recovery tank is arranged on one side of the adsorption tank, an overflow pipe is connected to the. The rainwater collecting device has the effects of improving the rainwater collecting rate, reducing loss and filtering collected rainwater.

Description

Rainwater collection system and method

Technical Field

The invention relates to the field of rainwater collection, in particular to a rainwater collection system and a rainwater collection method.

Background

Rainwater collection and drainage facilities and treatment facilities for initial rainwater are important urban infrastructures and important contents of investment environments, and have important influence on attraction of domestic and foreign investments. The problem of water environment pollution can be gradually solved, the development of industries in areas, tourism industry and house and land industry is not limited by environment, the investment environment is improved, the capital at home and abroad is more effectively attracted, the project is promoted to be rapidly played, the development of the economy in the area is promoted, and the social and economic benefits are further improved.

Chinese patent with publication number CN110409557A discloses a rainwater collection method for drainage pipeline under construction and pipe gallery engineering, which plugs drainage pipeline and pipe gallery two ends through EP pad, then uses sandbags as cofferdams at the high elevation inspection well and low elevation inspection well at two ends respectively, lets rainwater flow into high elevation inspection well and low elevation inspection well to collect rainwater, and discharges redundant rainwater by changing the shape of cofferdam of low elevation inspection well, including the following steps:

firstly, preparing a sand bag and a waterproof pad for plugging on site;

(II) temporarily plugging two ends of the drainage pipeline or the pipeline corridor by using waterproof pads;

thirdly, high-elevation inspection wells and low-elevation inspection wells which are positioned at two ends of the drainage pipeline or the pipeline corridor respectively adopt sand bags as cofferdams; the cofferdam all is located high elevation inspection shaft and the low well head one side of low elevation inspection shaft for let the rainwater flow in high elevation inspection shaft and the low elevation inspection shaft.

The technical scheme has the following defects: rainwater flows into in the high mark or the low mark inspection well through the passageway direction that the sand bag encloses, and the water conservancy diversion effect of sand bag is relatively poor on the one hand, and when the rainwater was more, the rainwater can be followed the sand bag top and spilled out, and still has some gaps between two sand bags, causes partly rainwater to run off, and the while rainwater is collected the back and is directly used for the road surface maintenance to use, but rainwater can contain a large amount of impurity, and the rainwater that has impurity sprays the road surface on, also can influence the road surface neatly.

Disclosure of Invention

Aiming at the defects in the prior art, the invention aims to provide a rainwater collection system which can improve the rainwater collection rate, reduce the loss and filter the collected rainwater.

The above object of the present invention is achieved by the following technical solutions:

the utility model provides a rainwater collection system, is including setting up the escape canal in road surface one side, the embedded a plurality of rainwater combs that are equipped with in escape canal, it is a plurality of the rainwater comb sets up along escape canal length direction, be equipped with the curb between escape canal and the road surface, the curb bottom is seted up flutedly, be equipped with the filter in the recess, the escape canal below is equipped with the water catch bowl, water catch bowl one side is equipped with the rainwater collecting box, rainwater collecting box one side is equipped with the adsorption tank, the water catch bowl with rainwater collecting box intercommunication, the rainwater collecting box with the adsorption tank intercommunication, be equipped with a plurality of adsorption plates in the adsorption tank, adsorption tank one side is equipped with the collection box, be connected with the overflow pipe on the escape canal lateral wall, overflow pipe one end is connected with.

By adopting the technical scheme, when in rainfall, rainwater on the road surface flows into the drainage ditch in a guiding way through the groove at the bottom of the kerbstone, the filter plate in the groove plays a role in primary filtering of the rainwater on the road surface, the rainwater enters the drainage ditch for drainage and drainage, the rainwater enters the water collecting tank from the rainwater grate, the water collecting tank collects the rainwater, the connecting pipe plays a role in guiding the rainwater and is used for connecting the rainwater collecting box and the water collecting tank, the filter screen in the connecting water pipe is used for filtering the water in the water collecting tank to prevent larger solid impurities from blocking the connecting water pipe, then the rainwater enters the rainwater collecting box, the rainwater enters the adsorption box after being collected by the rainwater collecting box, the plurality of adsorption plates adsorb the rainwater for purifying, the adsorbed clean water enters the recovery box for recovery and is convenient to use, and the overflow pipe is arranged on the side wall of the water collecting tank, when the ponding in the water catch bowl is more, the rainwater can be followed the overflow pipe and discharged, enters into interim storage water tank, and interim storage water tank alleviates the collection pressure of rainwater collecting box, improves the collection rate of rainwater, reduces the rainwater and runs off, and rainwater grate and adsorption tank can also adsorb the rainwater simultaneously and filter.

The present invention in a preferred example may be further configured to: the rainwater collecting box is characterized in that a grid plate is arranged in the rainwater collecting box, a water-stop baffle is arranged on one side of the grid plate, the grid plate is arranged on one side close to the water collecting tank, the bottom of the water-stop baffle is fixed on the side wall of the bottom of the rainwater collecting box, and the water-stop baffle is arranged on one side, away from the water collecting tank, of the grid plate.

Through adopting above-mentioned technical scheme, the grid board plays further filterable effect after the rainwater grate, and the rainwater gets into the rainwater collecting box from the water catch bowl in, filters through the separation of grid board earlier, and solid impurity stays grid board one side, and the rainwater after coming for the first time enters into between grid board and the water proof baffle, deposits between grid board and water proof baffle, and the supernatant passes through from water proof baffle top, in the adsorption tank.

The present invention in a preferred example may be further configured to: the rainwater collecting box is characterized in that guide blocks are arranged on the side walls of the grating plates and arranged along the height direction of the grating plates, an cover plate is hinged to the top of the rainwater collecting box, a screen plate is connected to the guide blocks in a sliding mode, and a hanging ring is arranged at the top of the screen plate.

Through adopting above-mentioned technical scheme, the staff opens the apron, draws the link through work, makes the link drive otter board rebound, upwards stimulates the solid impurity that grid plate one side is located the otter board top, makes things convenient for the staff to clear up the otter board and uses work or manual solid impurity on the clearance otter board.

The present invention in a preferred example may be further configured to: the top of the temporary water storage tank is provided with a water pump, the water pump is connected with a water inlet pipe, the water inlet pipe is inserted into the temporary water storage tank, and the water pump is connected with a spray pipe.

Through adopting above-mentioned technical scheme, the rain stops the back, when the green plant in roadside need waters, when ponding is more in the interim storage water tank, water pump work, and ponding in the interim storage water tank is taken out from the inlet tube, directly irrigates on the green plant in roadside, the rainwater of storing in the interim storage water tank of make full use of.

The present invention in a preferred example may be further configured to: rainwater collecting box bottom is equipped with the silt case, silt case and rainwater collecting box intercommunication, the silt incasement is equipped with conveyor, conveyor including rotate connect at the screw conveyer pole of silt incasement, fix transport blade, the cover on the screw conveyer pole establish sprocket one on the screw conveyer pole, around establishing at sprocket one chain, fix at subaerial driving motor, connect the sprocket two at the driving motor output, the chain cover is established on sprocket one and sprocket two, transport blade and the laminating of silt incasement lateral wall, silt case one side is equipped with silt and handles the case, sprocket one with the chain all sets up in silt handles the incasement.

Through adopting above-mentioned technical scheme, the silt case is used for deposiing and collecting silt, after the rainwater deposits between grid board and water proof baffle, silt will stay in the silt incasement, when needs clearance silt, driving motor drives two rotations of sprocket, two sprockets, sprocket one and chain cooperation drive screw conveyer pole and rotate, conveyor blade on the screw conveyer pole carries the silt of silt incasement, handle the incasement until carrying silt with silt, collect the processing in unison, prevent that silt incasement silt from too much causing the silt case to block up, and silt incasement silt too much also will influence the clean effect of rainwater sedimentation.

The present invention in a preferred example may be further configured to: the mud case tip is equipped with leads the mud flap, it is located the silt processing incasement to lead the mud flap, it deviates from silt case one end and is equipped with the lifting box to lead the mud flap, it is located the lifting box opening part to lead the mud flap, it is the slope setting to lead the mud flap, it is higher than to lead mud flap one end and is close to lifting box one end, the fixed gib block that is equipped with on the silt processing case lateral wall, the gib block sets up along silt processing case direction of height, lifting box sliding connection is on the gib block, subaerial hoist engine that is equipped with, the lifting hook and the lifting box top of hoist engine are connected.

Through adopting above-mentioned technical scheme, after conveyor left silt from the silt incasement transport, in leading the mud board to enter into the lifting box, owing to lead the mud board to be the slope setting, under gravity and inertial action, lead the silt in the mud board and will directly enter into the lifting box, after silt enters into the lifting box completely, hoist engine work drives lifting box along gib block length direction upward movement, moves subaerially, makes things convenient for the staff to empty.

The present invention in a preferred example may be further configured to: connect the water pipe internal fixation and be equipped with the sealing ring, it has the baffler to articulate on the lateral wall of sealing ring one side, during natural state, the baffler is contradicted on the sealing ring, the sealing ring deviates from baffler one side and is equipped with the limiting plate, fixedly connected with spring on the limiting plate, the spring deviates from limiting plate one end fixed connection on the baffler lateral wall.

Through adopting above-mentioned technical scheme, when the rainwater was too much in the water catch bowl, the rainwater flows to connecting the water pipe, produce the power that promotes to the baffler, make the baffler open around the pin joint, when ponding is more in the rainwater collecting box, the rainwater upwards stretchs connecting pipe department, rainwater in the rainwater collecting box flows to connecting the water pipe, promote connecting pipe conflict on the sealing ring, prevent the rainwater backward flow, the spring plays the pulling effect to the baffler, when ponding is more in the rainwater collecting box, under the dual function of rainwater and spring, make the better conflict of baffler on the sealing ring, prevent the rainwater backward flow.

The present invention in a preferred example may be further configured to: the drainage ditch is close to curbstone one side and is equipped with the deflector, the deflector is close to curbstone one end and connects in the filter bottom, the deflector other end is connected in the drainage ditch, the deflector is close to curbstone one end and is higher than the one end of being close to the drainage ditch.

Through adopting above-mentioned technical scheme, the deflector plays further water conservancy diversion effect to the rainwater that flows from the kerbstone bottom, makes better entering into the escape canal behind the rainwater leaving the kerbstone in, the setting of deflector can improve the collection rate of rainwater.

In view of the defects of the prior art, the invention aims to provide a rainwater collecting method for the rainwater collecting system.

the present invention in a preferred example may be further configured to: the method comprises the following steps:

s1: drainage: slotting the bottom of the kerbstone, excavating a drainage ditch at one side of the kerbstone, connecting a guide plate between the drainage ditch and the kerbstone, placing a water collection tank below the drainage ditch, installing a plurality of rainwater grates at the bottom of the drainage ditch, leading rainwater to pass through the guide plate after passing through the lower part of the kerbstone, then entering the drainage ditch, and then entering the water collection tank through the rainwater grates;

s2: and (3) filtering and collecting: a rainwater collecting box is connected below the drainage ditch, a grating plate and a water-stop baffle are arranged in the rainwater collecting box, rainwater enters the rainwater collecting box from the water collecting tank, is primarily filtered by the grating plate, filtered clean water enters the space between the grating plate and the water-stop baffle for precipitation, and then the rainwater overflows by the water-stop baffle and enters one side of the water-stop baffle, which is far away from the grating plate;

s3: purifying: one side of the rainwater collection box is connected with an adsorption box, a plurality of adsorption plates are arranged in the adsorption box, and the adsorption plates purify and adsorb rainwater entering the adsorption box to obtain cleaner water;

s4: and (3) recovering: the rainwater enters the recycling box for storage after being adsorbed by the adsorption box.

Through adopting above-mentioned technical scheme, earlier lead the drainage through curb and deflector to the rainwater on road surface, the rainwater enters into the water catch bowl after, in rainwater grate whereabouts the ponding inslot, the rainwater enters into the ponding inslot after, in entering into the rainwater collecting box, filter and water proof baffle separation through the grid board in proper order and deposit, clean water enters into the adsorption tank afterwards in, adsorb the degerming through the adsorption plate, the rainwater enters into the collection box at last and retrieves, convenient reuse.

The present invention in a preferred example may be further configured to: in the S1, the side wall of the water collecting tank is connected with the temporary water storage tank through an overflow pipe.

Through adopting above-mentioned technical scheme, when the ponding volume is too big in the water catch bowl, the rainwater can't come to enter into in the rainwater collecting box, partly rainwater enters into interim storage water tank from the overflow pipe in, stores temporarily, can improve the collection digestion ability to the rainwater.

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

1. the grooves formed in the curbstones and the drainage ditches in the road surface can guide and drain rainwater, and the drainage ditches can also preliminarily store the rainwater, so that the rainwater collecting and storing capacity is improved, and the pressure of accumulated water on the road surface during heavy rain is reduced;

2. through the arrangement of the grating plates and the screen plates connected to the side walls of the grating plates in a sliding manner, the grating plates can preliminarily filter rainwater entering the rainwater collecting box, filtered residues are left on the screen plates, the screen plates are pulled upwards, so that the screen plates can drive the residues upwards, and workers can clean the rainwater conveniently;

3. through the setting of interim storage water tank, the water pump that is located interim storage water tank top and shower, when ponding was too much in the water catch bowl, the rainwater rose in the water catch bowl, in the rainwater overflow to interim storage water tank, the water pump can be pumped the water in the interim storage water tank, sprays on green planting on every side through the shower.

Drawings

FIG. 1 is a schematic view of the overall construction of a rainwater collection system;

FIG. 2 is a schematic view of the top of a rainwater collection box in the rainwater collection system;

FIG. 3 is a cross-sectional view taken at A-A in FIG. 2;

FIG. 4 is a cross-sectional view taken at B-B of FIG. 2;

FIG. 5 is a schematic cross-sectional view of the inside of the connecting water pipe;

FIG. 6 is a schematic view of the temporary storage tank;

FIG. 7 is a schematic view of the structure within a rainwater collection tank in a rainwater collection system;

FIG. 8 is a schematic view of the structure within a rainwater collection tank in the rainwater collection system;

FIG. 9 is a block flow diagram of a rain water collection method.

In the figure, 1, road surface; 11. a drainage ditch; 12. a rainwater grate; 13. a kerbstone; 131. a groove; 132. a filter plate; 14. a water collection tank; 15. a rainwater collection box; 151. a grid plate; 152. a water-stop baffle; 153. a guide block; 154. a cover plate; 155. a screen plate; 156. hanging a ring; 16. an adsorption tank; 161. an adsorption plate; 17. a recycling bin; 18. an overflow pipe; 181. a temporary water storage tank; 182. a water pump; 183. a water inlet pipe; 184. a shower pipe; 19. connecting a water pipe; 191. a seal ring; 192. a barrier plate; 193. a limiting plate; 194. a spring; 195. filtering with a screen; 2. a guide plate; 3. a sludge tank; 4. a conveying device; 41. a screw conveying rod; 42. a conveying blade; 43. a chain wheel I; 44. a chain; 45. a drive motor; 46. a second chain wheel; 5. a sludge treatment tank; 51. a mud guide plate; 52. lifting the box; 521. lifting lugs; 53. a guide strip; 54. a winch; 541. rotating the motor; 542. a winding shaft; 543. a rope; 544. and (4) a lifting hook.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Example 1:

the utility model provides a rainwater collection system, refer to fig. 1, including setting up escape canal 11 in 1 one side of road surface, be equipped with curb 13 between escape canal 11 and the road surface 1, curb 13 bottom is seted up flutedly 131, the embedded filter 132 that is equipped with of recess 131, filter 132 fixed mounting is on recess 131 inside wall, be connected with deflector 2 between curb 13 and the escape canal 11, deflector 2 is close to curb 13 one side and connects in filter 132 bottom, the 11 tops in escape canal are connected to the 2 other ends in the deflector, deflector 2 is close to 13 one end in the curb and is higher than being close to 11 one ends in escape canal, rainwater on the road surface 1 passes through the back from filter 132, enter into in the escape canal 11 under the guide effect of deflector 2.

Referring to fig. 2 and 4, a plurality of rain water grates 12 are embedded in the drainage ditch 11, the rain water grates 12 are arranged along the length direction of the drainage ditch 11, a water collection tank 14 is arranged below the drainage ditch 11, a rain water collection tank 15 is arranged on one side of the water collection tank 14, and a connection water pipe 19 is arranged between the rain water collection tank 15 and the water collection tank 14.

Referring to fig. 3 and 4, the connecting water pipe 19 is used for communicating the water collecting tank 14 and the rainwater collecting tank 15, a filter screen 195 is arranged at one end, close to the water collecting tank 14, in the connecting water pipe 19, rainwater in the drainage ditch 11 passes through the rainwater grate 12 and enters the water collecting tank 14, then enters the rainwater collecting tank 15 through the connecting water pipe 19, the filter screen 195 at the end of the connecting water pipe 19 plays a role in primary filtering of the rainwater, and large solid garbage is left in the water collecting tank 14.

Referring to fig. 4 and 5, connect water pipe 19 internal fixation and be equipped with sealing ring 191, sealing ring 191 deviates from that water catch bowl 14 one side articulates there is separation plate 192, separation plate 192 upper end is articulated with sealing ring 191, under the natural state, because the action of gravity, separation plate 192 contradicts on sealing ring 191, sealing ring 191 deviates from separation plate 192 one side and is equipped with limiting plate 193, fixedly connected with spring 194 on limiting plate 193, spring 194 deviates from limiting plate 193 one end fixed connection on separation plate 192 lateral wall, and spring 194 connects and deviates from pin joint one side at separation plate 192.

Referring to fig. 4 and 5, when the accumulated water in the water collecting tank 14 is more, under the action of pressure, the blocking plate 192 is turned over and opened around the hinge point, rainwater passes through the connecting water pipe 19 and enters the rainwater collecting tank 15, when the accumulated water in the rainwater collecting tank 15 is more, the rainwater acts on one side of the blocking plate 192, which is far away from the sealing ring 191, under the action of the gravity of the spring 194 and the blocking plate 192, pushes the blocking plate 192 to abut against the sealing ring 191, and the rainwater is prevented from flowing back into the water collecting tank 14 from the rainwater collecting tank 15.

Referring to fig. 4, be equipped with grid plate 151 in rainwater collecting box 15, grid plate 151 one side is equipped with water proof baffle 152, grid plate 151 sets up and is being close to water catch bowl 14 one side, grid plate 151 fixed connection is in rainwater collecting box 15, water proof baffle 152 sets up and deviates from water catch bowl 14 one side at grid plate 151, water proof baffle 152 bottom fixed connection is in rainwater collecting box 15 bottom, leave the clearance between water proof baffle 152 top and the 15 top lateral walls of rainwater collecting box.

Referring to fig. 4, rainwater enters the rainwater collection box 15 through the connection water pipe 19, and is located on one side of the grating plate 151, after being filtered by the grating plate 151, solid impurities are left on one side of the grating plate 151, filtered clean water enters between the grating plate 151 and the water-stop baffle 152, a guide block 153 is arranged on the side wall of one side, close to the water collection tank 14, of the grating plate 151, the guide block 153 is arranged along the height direction of the grating plate 151, a net plate 155 is slidably connected to the guide block 153, the solid impurities are left at the top of the net plate 155, a hanging ring 156 convenient for hooking by a tool is fixedly arranged at the top of the net plate 155, and a cover plate 154 is hinged.

Referring to fig. 2 and 4, when the screen 155 needs to be cleaned, the cover plate 154 is turned over and opened, a tool with a hook at the end is used for hooking the hanging ring 156, the screen 155 is pulled upwards until the screen 155 and the connecting water pipe 19 are in a horizontal state or a height convenient for workers to clean, the upward pulling is stopped, and the solid garbage at the top of the screen 155 is cleaned.

Referring to fig. 4, the rainwater filtered by the grating plates 151 deposits soil between the grating plates 151 and the water-stop baffle 152, and the supernatant flows to the side of the water-stop baffle 152 away from the water collection tank 14 from the top of the water-stop baffle 152.

Referring to fig. 7 and 8, a sludge box 3 is arranged at the bottom of the rainwater collection box 15, the sludge box 3 is communicated with a part between a grid plate 151 and a water-stop baffle 152 on the rainwater collection box 15, when rainwater is precipitated, soil enters the sludge box 3, supernatant fluid leaves from the top of the water-stop baffle 152, a conveying device 4 is arranged in the sludge box 3, the conveying device 4 comprises a spiral conveying rod 41 rotatably connected in the sludge box 3, a conveying blade 42 fixed on the spiral conveying rod 41, a chain wheel 43 sleeved on the spiral conveying rod 41, a chain 44 wound on the chain wheel 43, a driving motor 45 fixed on the ground, a chain wheel 46 connected at the output end of the driving motor 45, the chain 44 is sleeved on the chain wheel 43 and the chain wheel 46, the conveying blade 42 is attached to the inner side wall of the sludge box 3, when sludge in the sludge box 3 is accumulated more, the driving motor 45 drives the chain wheel 46 to rotate, under the driving of the first chain 44, the first chain wheel 43 drives the screw conveying rod 41 to rotate, and the conveying blades 42 on the screw conveying rod 41 convey the sludge.

Referring to fig. 7 and 8, a sludge treatment tank 5 is fixedly connected to one side of the sludge tank 3, the sludge treatment tank 5 is communicated with the sludge tank 3, the lower part of the chain 44 and the chain wheel I43 are arranged in the sludge treatment tank 5, a sludge guide plate 51 is arranged at the end part of the sludge tank 3, the section of the sludge guide plate 51 is arranged in an arc shape, the sludge guide plate 51 is arranged in the sludge treatment tank 5, a lifting tank 52 is slidably connected in the sludge treatment tank 5, the lifting tank 52 is positioned at the side of the sludge treatment tank 5, which is far away from the sludge tank 3, a guide strip 53 is fixedly arranged in the sludge treatment tank 5, the section of the guide strip 53 is in a dovetail shape, the lifting box 52 is limited and guided to move, the guide strip 53 is arranged along the height direction of the sludge treatment box 5, the lifting box 52 is connected on the guide strip 53 in a sliding way, the mud guide plate 51 is positioned above one side of the lifting box 52, when the sludge is discharged from the sludge tank 3, it passes through the sludge guide plate 51 and enters the lift tank 52.

Referring to fig. 7 and 8, the winch 54 is disposed on the ground, the winch 54 includes a rotating motor 541, a winding shaft 542 installed at an output end of the winding motor, a rope 543 wound around the winding shaft 542, and a hook 544 connected to an end of the rope 543, the top of the lifting box 52 is fixedly connected with a lifting lug 521, the hook 544 is hung on the lifting lug 521, when sludge enters the lifting box 52 from the sludge box 3, the rotating motor 541 operates to drive the winding shaft 542 to rotate, the rope 543 drives the hook 544, and the lifting lug 521 and the lifting box 52 where the lifting lug 521 is located are pulled by the hook 544 to move along a length direction of the guide bar 53.

Referring to fig. 4, rainwater collecting box 15 one side is equipped with adsorption tank 16, is equipped with a plurality of adsorption plates 161 in the adsorption tank 16, contains the active carbon in the adsorption plate 161, and adsorption tank 16 one side is equipped with collection box 17, and the supernatant leaves the back from rainwater collecting box 15, enters into in the adsorption tank 16, adsorbs the back through a plurality of adsorption plates 161, enters into in the collection box 17 and deposits, facilitates the use.

Referring to fig. 4 and 6, the overflow pipe 18 is connected to the side wall of the drainage ditch 11, one end of the overflow pipe 18 is connected with the temporary water storage tank 181, the overflow pipe 18 is located above the connection water pipe 19, the top of the temporary water storage tank 181 is provided with the water pump 182, the water pump 182 is connected with the water inlet pipe 183, the water inlet pipe 183 is inserted into the temporary water storage tank 181, and the water pump 182 is further connected with the spray pipe 184.

Referring to fig. 4, 6 and 4, when the water accumulation in the water collecting tank 14 is high, rainwater enters the temporary water storage tank 181 from the overflow pipe 18 to be stored, when rainfall is over and the roadside green plants are dry and lack of water, the water pump 182 works, the water inlet pipe 183 sucks the water in the temporary water storage tank 181, and the water is sprayed on the roadside green plants from the spraying pipe 184.

The implementation principle of the embodiment is as follows: after the rainwater carries out the prefiltering from road surface 1 through filter 132 in recess 131, enter into escape canal 11, the rainwater of gathering in escape canal 11 flows out from rainwater grate 12 and enters into water catch bowl 14, enters into rainwater collecting box 15 through connecting water pipe 19 in, filters and deposits through grid plate 151 and water proof baffle 152 department, enters into adsorption tank 16 afterwards, and adsorption impurity carries out recycle in entering into collection box 17 at last.

Example 2:

a rainwater collecting method applied to embodiment 1, referring to fig. 1 and 5, comprising the steps of: s1: drainage: slotting the bottom of the kerbstone 13, wherein the slotting at the bottom of the kerbstone 13 can play a role in guiding accumulated water on the road surface 1, excavating a drainage ditch 11 at one side of the kerbstone 13, connecting a guide plate 2 between the drainage ditch 11 and the kerbstone 13, placing a water collection tank 14 below the drainage ditch 11, installing a plurality of rainwater grates 12 at the bottom of the drainage ditch 11, leading rainwater to pass through the lower part of the kerbstone 13, guiding the rainwater by the guide plate 2, then entering the drainage ditch 11, and then primarily filtering the rainwater from the rainwater grates 12 and then entering the water collection tank 14;

s2: and (3) filtering and collecting: the rainwater collection box 15 is connected below the drainage ditch 11, a grating plate 151 and a water-stop baffle 152 are arranged in the rainwater collection box 15, rainwater enters the rainwater collection box 15 from the water collection tank 14, primary filtration is firstly carried out through the grating plate 151, solid impurities are left on one side of the grating plate 151, filtered clean water enters a space between the grating plate 151 and the water-stop baffle 152 for precipitation, and then clean supernatant overflows through the water-stop baffle 152 and enters one side of the water-stop baffle 152, which is far away from the grating plate 151;

s3: purifying: an adsorption box 16 is connected to one side of the rainwater collection box 15, rainwater is subjected to primary filtration and precipitation after passing through the rainwater collection box 15 and then enters the adsorption box 16, a plurality of adsorption plates 161 are arranged in the adsorption box 16, and the adsorption plates 161 are used for purifying and adsorbing the rainwater entering the adsorption box 16 to obtain cleaner water;

s4: and (3) recovering: after being adsorbed by the adsorption box 16, the rainwater enters the recovery box 17 for storage and collection, so that other places can be conveniently utilized, and resources are fully utilized.

Referring to fig. 1 and 5, in S1, the temporary storage tank 181 is connected to the side wall of the water collection tank 14 through the overflow pipe 18, when the amount of rainwater is too large, the water level in the water collection tank 14 rises, and the rainwater enters the temporary storage tank 181 from the overflow pipe 18 to be temporarily stored, so as to prevent the pressure in the rainwater collection tank 15 from being too large, and cause the rainwater to overflow from the drainage ditch 11, which not only causes rainwater loss, but also causes the water accumulation on the surrounding road surface 1, and affects the traffic.

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

Claims

1. A rainwater collection system, characterized by: the rainwater collecting device comprises a drainage ditch (11) arranged on one side of a road surface (1), wherein a plurality of rainwater grates (12) are embedded in the drainage ditch (11), the rainwater grates (12) are arranged along the length direction of the drainage ditch (11), a kerbstone (13) is arranged between the drainage ditch (11) and the road surface (1), a groove (131) is formed in the bottom of the kerbstone (13), a filter plate (132) is arranged in the groove (131), a water collecting tank (14) is arranged below the drainage ditch (11), a rainwater collecting tank (15) is arranged on one side of the water collecting tank (14), an adsorption tank (16) is arranged on one side of the rainwater collecting tank (15), the rainwater collecting tank (15) is connected with the water collecting tank (14) through a connecting water pipe (19), a filter screen (195) is arranged at one end, close to the water collecting tank (14), in the connecting water pipe (19), and the rainwater collecting tank (15) is, be equipped with a plurality of adsorption plates (161) in adsorption tank (16), adsorption tank (16) one side is equipped with collection box (17), be connected with overflow pipe (18) on escape canal (11) lateral wall, overflow pipe (18) one end is connected with interim storage water tank (181).

2. A rainwater collection system according to claim 1 wherein: be equipped with grid plate (151) in rainwater collecting box (15), grid plate (151) one side is equipped with water proof baffle (152), grid plate (151) set up and are being close to water catch bowl (14) one side, water proof baffle (152) bottom is fixed on rainwater collecting box (15) bottom lateral wall, water proof baffle (152) set up and deviate from water catch bowl (14) one side at grid plate (151).

3. A rainwater collection system according to claim 2 wherein: be equipped with guide block (153) on grid plate (151) lateral wall, guide block (153) set up along grid plate (151) direction of height, rainwater collecting box (15) top articulates there is apron (154), sliding connection has otter board (155) on guide block (153), otter board (155) top is equipped with link (156).

4. A rainwater collection system according to claim 3 wherein: the top of the temporary water storage tank (181) is provided with a water pump (182), the water pump (182) is connected with a water inlet pipe (183), the water inlet pipe (183) is inserted into the temporary water storage tank (181), and the water pump (182) is connected with a spray pipe (184).

5. A stormwater collection system as claimed in claim 4, wherein: the bottom of the rainwater collecting box (15) is provided with a silt box (3), the silt box (3) is communicated with the rainwater collecting box (15), the sludge box (3) is internally provided with a conveying device (4), the conveying device (4) comprises a conveying blade (42) which is rotatably connected with a spiral conveying rod (41) in the sludge box (3) and fixed on the spiral conveying rod (41), a first chain wheel (43) sleeved on the spiral conveying rod, a chain (44) wound on the first chain wheel (43), a driving motor (45) fixed on the ground and a second chain wheel (46) connected with the output end of the driving motor (45), the chain (44) is sleeved on the first chain wheel (43) and the second chain wheel (46), the conveying blade (42) is attached to the inner side wall of the sludge tank (3), one side of the sludge tank (3) is provided with a sludge treatment tank (5), the first chain wheel (43) and the chain (44) are both arranged in the sludge treatment tank (5).

6. A stormwater collection system as claimed in claim 5, wherein: silt case (3) tip is equipped with mud guide plate (51), mud guide plate (51) are located silt and handle case (5), mud guide plate (51) deviate from silt case (3) one end and are equipped with lifting box (52), mud guide plate (51) tip is located lifting box (52) opening part, mud guide plate (51) are the slope setting, mud guide plate (51) are close to silt case (3) one end and are higher than mud guide plate (51) and are close to lifting box (52) one end, the fixed gib block (53) that is equipped with on silt handle case (5) lateral wall, gib block (53) are followed silt and are handled case (5) direction of height and are set up, lifting box (52) sliding connection is on gib block (53), is equipped with on the ground machine (54), lifting hook (544) and lifting box (52) top of hoist machine (54) are connected.

7. A stormwater collection system as claimed in claim 6, wherein: connect water pipe (19) internal fixation and be equipped with sealing ring (191), it has separation board (192) to articulate on sealing ring (191) one side lateral wall, during the natural state, separation board (192) are contradicted on sealing ring (191), sealing ring (191) deviate from separation board (192) one side and are equipped with limiting plate (193), fixedly connected with spring (194) on limiting plate (193), spring (194) deviate from limiting plate (193) one end fixed connection on separation board (192) lateral wall.

8. A stormwater collection system as claimed in claim 7, wherein: escape canal (11) are close to curbstone (13) one side and are equipped with deflector (2), deflector (2) are close to curbstone (13) one end and connect in filter (132) bottom, the deflector (2) other end is connected on escape canal (11), deflector (2) are close to curbstone (13) one end and are higher than being close to escape canal (11) one end.

9. A collection method applied to the rainwater collection system according to claim 8, characterized by comprising the steps of:

s1: drainage: grooving the bottom of a kerbstone (13), excavating a drainage ditch (11) on one side of the kerbstone (13), connecting a guide plate (2) between the drainage ditch (11) and the kerbstone (13), placing a water collection tank (14) below the drainage ditch (11), installing a plurality of rainwater grates (12) at the bottom of the drainage ditch (11), leading rainwater to pass through the lower part of the kerbstone (13), leading the rainwater to enter the drainage ditch (11) after being guided by the guide plate (2), and then entering the water collection tank (14) from the rainwater grates (12);

s2: and (3) filtering and collecting: the rainwater collection box (15) is connected below the drainage ditch (11), a grating plate (151) and a water-stop baffle (152) are arranged in the rainwater collection box (15), rainwater enters the rainwater collection box (15) from the water collection tank (14), primary filtration is carried out through the grating plate (151), filtered clean water enters a space between the grating plate (151) and the water-stop baffle (152) for precipitation, and then the rainwater overflows through the water-stop baffle (152) and enters one side, away from the grating plate (151), of the water-stop baffle (152);

s3: purifying: one side of the rainwater collection box (15) is connected with an adsorption box (16), a plurality of adsorption plates (161) are arranged in the adsorption box (16), and the adsorption plates (161) purify and adsorb rainwater entering the adsorption box (16) to obtain cleaner water;

s4: and (3) recovering: the rainwater enters a recovery box (17) for storage after being absorbed by an absorption box (16).

10. A rainwater collection method according to claim 9, characterised in that: in the S1, the side wall of the water collecting tank (14) is connected with a temporary water storage tank (181) through an overflow pipe (18).