CN207761000U - Online Processing System with precipitation and filtering function - Google Patents

Abstract

The utility model discloses a kind of Online Processing System with precipitation and filtering function, including online filtering ponds, blowoff basin and lateral section is square, round or door shape online storage pond, bottom of pond has recessed catch pit and pump to cheat；Catch pit is rectangle and is arranged among bottom of pond；Bottom of pond is equipped with injecting type flusher, and Chi Ding is equipped with rainwater and precipitates particle separator；Particle separator includes inclined plate module and the water fender in inclined plate module side is arranged；Inclined plate module includes multi-disc and horizontal plane inclination and the braced frame of be mutually parallel plate arranged side by side and fixed support plate piece；There is gap between adjacent plate；There are multiple rain water filtering devices in on-line filtration pond.The system has precipitation and filters dual separation function, realize better rainwater purification, its internal online storage pond section is square, circle and portal structures, only need using in existing cell and road box culvert or pipeline directly transformation can be obtained, it is not required to the grooving that goes into operation again, has saved cost.

Description

Online Processing System with precipitation and filtering function

Technical field

The utility model is related to rainwater treatment technical fields, and in particular to a kind of online place with precipitation and filtering function Reason system.

Background technology

City often increases run-off when by rain, and rainwater and sewage can usually converge, increase urban drainage pipe network and The burden of sewage network, especially at rainfall initial stage, the first rain of formation contains a large amount of pollutant, if just rain is directly discharged to day Right water body can cause water body environment serious pollution, it is therefore desirable to add rain of the facilities such as online storage pond to different quality Processing is adjusted in water.In China's sewerage system, the application of online storage pond is more and more extensive.

The purpose in the online pond of setting is to discharge most of middle and later periods rainwater in processing in storage pond.But middle and later periods rain Still there are the solid particulate matters such as many silts, impurity in water, if these impurity and silt directly arrange river with rainwater, to river water It can pollute, it is therefore desirable to the impurity that these impurity and silt are detached with rainwater in pond, while being separated Bottom of pond siltation is will also result in bottom of pond portion long-term accumulation with silt, also will produce foul gas.Therefore it needs to carry out bottom of pond portion It rinses to clean out these impurity and silt.

But the shape due to online storage pond and structure limitation, how comprehensive cleaning down can be carried out to bottom of pond, Therefore the problem always perplexed designs the rational online storage pond suitable for cell and road and on its interior The shape and structure of catch pit so that flusher more efficiently can without dead angle be flushed at present bottom of pond progress comprehensively Problem to be solved.In addition to this, how precipitation filtering is carried out to improve rainwater separation to the rainwater for entering online storage pond Purification efficiency is equally current urgent problem.

Utility model content

The utility model is intended to provide a kind of Online Processing System with precipitation and filtering function, not only has both precipitation When with filtering dual separation function, and be used for cell and road, need not again go into operation grooving in cell or road, only need The online of the structure can be designed by being directly simply transformed using existing box culvert in cell and road or pipeline Construction cost is greatly saved in processing system.

To achieve the goals above, one side according to the present utility model provides a kind of with precipitation and filtering work( Can Online Processing System, including the online storage pond, on-line filtration pond and the blowoff basin that are sequentially communicated from front to back are regulated and stored online Pond is narrow bar, and lateral section is square, circle or portal structures, the bottom of pond of online storage pond have recessed catch pit It is cheated with pump；Catch pit is rectangular configuration and extends along the width direction of online storage pond and be arranged in the bottom of pond of online storage pond Between position, one end extends to the pool wall of online storage pond, and the other end is connected to pump hole；The bottom of pond of online storage pond is provided with spray Formula flusher is penetrated, the bottom of pond in catch pit is arranged in the water pump of injecting type flusher, and the injection pipe of injecting type flusher is set It sets on the top pond bank of catch pit, and jet douche is carried out against the bottom of pond of online storage pond；

Online storage pond Chi Ding is provided with precipitating type particle separator, for being precipitated to the rainwater for entering online storage pond； Precipitating type particle separator include inclined plate module and setting inclined plate module side and upwardly extend with inclined plate module formation have The water fender of open recess structure；Inclined plate module includes multi-disc tilted with horizontal plane and be mutually parallel plate arranged side by side and Braced frame for fixed support plate piece；There is gap between adjacent plate；Multiple rainwater mistakes are parallel in on-line filtration pond Filter, and bottom of pond portion is equipped with filtering main sewer, the discharge outlet of each rain water filtering device is connect with filtering main sewer respectively, mistake Filter main sewer is connect with blowoff basin.

Preferably, rain water filtering device includes support baseboard and cover board, and outer cartridge filter is coaxially fixed on support baseboard in Heart collecting pipe, cover board are covered at the top of outer cartridge filter, offer central collection tube via thereon, water was provided on support baseboard Mouthful, central collection tube top is pierced by from central collection tube via, and draining cavity, central collection tube bottom are surrounded on the inside of central collection tube End is connected to the mouth of a river is crossed；It is equipped with filter medium between outer cartridge filter and central collection tube, several mistakes are provided on central collection tube wall Water hole, and each layer water hole gross area is incremental or equal from the bottom up.

Preferably, the aperture of the water hole on central collection tube wall is consistent, and each layer water hole quantity is incremented by from the bottom up Or it is equal；Or the pore size of the water hole on central collection tube wall differs, each layer water hole gross area is passed from the bottom up Increase or equal.

Preferably, outer filter screen and interior filtering are sequentially coaxially fixed between outer cartridge filter and central collection tube from outside to inside Net, filter medium are placed between outer filter screen and filtering net；Outside filtration media granules grain size is more than inside filter medium Grain diameter；It crosses and is connected with drainpipe on the mouth of a river, drainpipe is equipped with flow restriction.

Preferably, it is overflow collection mouth at the top of sealing or central collection tube at the top of central collection tube.The two of on-line filtration pond End is provided with overflow baffle, and height is higher than overflow collection mouth.

Preferably, the bottom of pond of online storage pond has the gradient being gradually reduced to the direction of catch pit, the bottom of pond of catch pit With the gradient being gradually reduced to the direction in pump hole, so that can to the sewage formed after line storage pond bottom of pond is rinsed Catch pit is rapidly flowed to successively, is then pooled in pump hole, by the way that the submersible sewage pump dispatch in pump hole is arranged to sewage disposal Factory.

Preferably, online storage pond bottom surface is less than the bottom surface in on-line filtration pond；The bottom of pond of online storage pond and catch pit Gradient be 0.5~3%, preferably 1%.

Preferably, injecting type flusher further includes supporting rack, and supporting rack is arranged on the top pond bank of catch pit, with branch Support injection pipe；Or injecting type flusher further includes rotating driver, for driving injection pipe horizontal in online storage pond Side rotates up.

Preferably, injecting type flusher is two, is mutually privately arranged respectively on the pond bank of catch pit and shares one Water pump；The injection pipe of two injecting type flushers is disposed opposite to each other and the bottom of pond jet douche of opposite online storage pond.

The beneficial effects of the utility model：

1, the Online Processing System of the utility model be in integrally narrow bar and section can be square, round or door shape Structure, need not again go into operation grooving when it is used in cell and road in cell or road, it is only necessary to using cell and Existing box culvert or pipeline directly transformation can design the Online Processing System of structure of the invention in road, so significantly Ground reduces construction cost.

2, the Online Processing System carries out the shape of catch pit in online storage pond and position according to actual conditions reasonable Design, and using the injecting type flusher for not needing external water supply, it is real by selecting the installation site of injecting type flusher Show and without dead angle the bottom of online storage pond can be rinsed comprehensively using the injecting type flusher of less number, And it shortens washing time and rinses mileage, the sewage after flushing will not deposit pipeline during being pumped to sewage pipe, behaviour Make that convenient, failure rate is low, flushing effect is good, equipment corrosion resistance is good.

3, the mode of the dual separation of the Online Processing System uses filtering after first using the separation of gravity precipitating type to rainwater Screening, rainwater removes deposit after precipitation detaches and carries out preliminary purification to rainwater, then through the rainwater mistake in on-line filtration pond Filter further filters rainwater, has effectively removed the pollutants such as particulate matter, heavy metal and the organic matter in rainwater, using effective Technical process reached higher purified treatment efficiency and pollutants removal rate, meet rainwater treatment demand, realize rain The qualified discharge of water or reuse, protect water body environment.When rainfall is very big, rainwater then can above overflow wall the row of overflowing to In pond, it ensure that the rainwater into rainwater purifier also can normally be run when more than equipment disposal ability.

Description of the drawings

Fig. 1 is the front view of the Online Processing System with square side cross section structure in the utility model embodiment；

Fig. 2 is the side cross-sectional view of Fig. 1；

Fig. 3 is the vertical view of the Online Processing System with square side cross section structure in the utility model embodiment；

Fig. 4 is the sectional front view of the Online Processing System in the utility model embodiment with round lateral section structure；

Fig. 5 is the side cross-sectional view of Fig. 4；

Fig. 6 is the vertical view of the Online Processing System in the utility model embodiment with round lateral section structure；

Fig. 7 is the sectional front view of the Online Processing System with door shape lateral section structure in the utility model embodiment；

Fig. 8 is the side cross-sectional view of Fig. 7；

Fig. 9 is the vertical view of the Online Processing System with door shape lateral section structure in the utility model embodiment；

Figure 10 is the structural schematic diagram of rain water filtering device in the utility model embodiment；

Figure 11 is the structural schematic diagram of injecting type flusher in the utility model embodiment.

Reference sign：1, online storage pond；2, on-line filtration pond；21, rain water filtering device；211, filtering draining is total Pipe；201, support baseboard；202 cover boards；203, outer cartridge filter；204, central collection tube；205 draining cavitys；206 filter mediums； 212 central collection tube vias；213 cross the mouth of a river；214 water holes；207 outer filter screens；208 filtering nets；209 drainpipes；210 Overflow collection mouth；110 limiting structures；3, catch pit；4, pump hole；7 precipitating type particle separators；9, blowoff basin；6, injecting type rushes Cleaning device；61, water pump；62, injection pipe；63, rotating driver；64, aeration tube；65, supporting rack；5, submersible sewage pump.

Specific implementation mode

The utility model is described in further detail in the following with reference to the drawings and specific embodiments, convenient for being well understood The utility model, but they do not constitute the scope of protection of the utility model and limit.

In the description of the present invention, it should be noted that term " first ", " second " etc. are used for description purposes only, And relative importance is not indicated that or implies.

As shown in Figures 1 to 9, the utility model provides a kind of Online Processing System with precipitation and filtering function, It includes the online storage pond 1 being sequentially communicated from front to back, on-line filtration pond 2 and blowoff basin 9.Online storage pond 1 is narrow bar, Its lateral section can be square, round or portal structures.Online storage pond 1 has water inlet, by effluent trough with Line filtering ponds 2 are connected to.The bottom of pond of online storage pond 1 has recessed catch pit 3 and pump hole 4.Catch pit 3 is rectangular configuration and edge The width direction of online storage pond 1 extends and is arranged in the bottom of pond centre position of online storage pond 1, and one end extends to online tune The pool wall of reservoir 1, the other end are connected to pump hole 4.

According to the utility model, the bottom of pond of online storage pond 1 has the gradient being gradually reduced to the direction of catch pit 3, collection The bottom of pond in puddle 3 has the gradient that the direction to pump hole 4 is gradually reduced, so as to after 1 bottom of pond of line storage pond is rinsed The sewage of formation can rapidly flow to catch pit 3 successively, then be pooled in pump hole 4, by the way that the latent dirt in pump hole 4 is arranged 5 dispatch are pumped to sewage treatment plant.

According to the utility model, the gradient of the bottom of pond of online storage pond 1 and catch pit 3 is 0.5~3%, preferably It is 1%.By bottom of pond be arranged the gradient, may make rinse it is more thorough, bottom of pond will not residual sludge, the sewage after flushing is more rapidly In ground flow direction pump hole 3.

The bottom of pond of online storage pond 1 is provided with injecting type flusher 6, with water pump 61 and injection pipe 62.Injecting type The water pump 61 of flusher 6 is arranged the bottom of pond in catch pit 3, and injection pipe 62 is arranged on the top pond bank of catch pit 3, and right The bottom of pond for online storage pond 1 carries out jet douche.The flexible connection of multitube section may be used in the injection pipe of injecting type flusher Mode, can extend or shorten as needed the length of injection pipe.

In one embodiment of the utility model, as shown in Figure 1, injecting type flusher 6 further includes supporting rack 65, branch Support 65 is arranged on the top pond bank of catch pit 3, to support injection pipe 62.In another preferred embodiment of the utility model In, as shown in figure 11, injecting type flusher 6 further includes rotating driver 63, for driving injection pipe 62 in online storage pond 1 It is rotated in interior horizontal direction.

Preferably, injecting type flusher 6 is two, is mutually privately arranged respectively on the pond bank of catch pit 3 and shares one A water pump 61.The injection pipe 62 of two injecting type flushers 6 is disposed opposite to each other and towards the bottom of pond jet douche of online storage pond 1.

According to the utility model, the upper end of online storage pond 1 is additionally provided with precipitating type particle separator 7.It can be oblique Plate or tube settling formula particle separator, for carrying out precipitation separation to entering the rainwater in online storage pond 1.

For example, sloping plate deposition formula particle separator includes inclined plate module and water fender, water fender setting is in inclined plate module week It side and upwardly extends, the groove structure with opening is formed with inclined plate module.Each inclined plate module includes multi-disc and horizontal plane It tilts and be mutually parallel plate arranged side by side and the braced frame for fixed support plate piece.Between having between adjacent plate Gap, when rainfall, as rainwater increases, rainwater from horizontal plane there is the lower end of the plate of slanted angle to enter sloping plate deposition formula Grain separator, as rainwater is crept up, inclined plate module is all submerged in rainwater, and the rainwater entered from plate lower section is after precipitation From upper end overflow, as rainwater increases in online storage pond, through sloping plate deposition formula particle separator precipitation after rainwater gradually to Overflow, when rainwater exceeds the overflow launder Sidewall Height being positioned above, then overflow enters overflow launder.Particulate matter in rainwater Stopped and precipitated by gap, remains in the gap of inclined plate module or part is fallen into the rainwater of lower section.The one of overflow launder End extends to water fender, forms enclosed construction, and the other end is connected to the effluent trough being embedded on spilling water wall, and effluent trough will be through inclined plate Rainwater after precipitating type particle separator precipitation is exported to on-line filtration pond.The height of water fender is higher than overflow launder and effluent trough Sidewall Height enters overflow launder without sloping plate deposition formula particle separator precipitation to avoid rainwater with regard to outside overflow.

According to the utility model, braced frame can be parallelogram sturcutre.Each plate assigns into support frame side by side It is fixed inside frame.Preferably, the quadrangle of braced frame is equipped with hinge, may make two of braced frame it is relatively long Frame and two relatively short frames are subjected to displacement.Preferably, water fender and braced frame are affixed or hinged.Plate can be with For the slab construction of PVC, the gap size between thickness and width and adjacent plate can be designed as needed, only It disclosure satisfy that rainwater is flowed into from lower end, flow out to overflow launder from upper end after precipitation.

The structure type of 2 serial or parallel connection of level-one or multistage in-line filtering ponds can be used in the utility model.On-line filtration Multiple rain water filtering devices 21 can be parallel in pond 2, the bottom of pond portion in on-line filtration pond 2 is equipped with filtering main sewer 211.Each rain The discharge outlet of water filter 21 is connect with filtering main sewer 211 respectively, and filtering main sewer 211 is connect with blowoff basin 9.

According to the utility model, as shown in Figure 10, rain water filtering device 21 includes support baseboard 201 and cover board 202, support Bottom plate 201 and cover board 202 are waterproof.Outer cartridge filter 203 and central collection tube 204 are coaxially fixed on support baseboard 201, Cover board 202 is covered in 203 top of outer cartridge filter.Cover board 202 can be dismantled, and when removing cover board 202, can replace filter medium 206。

Shown in Figure 10, central collection tube via 212 is offered on cover board 202.The mouth of a river 213 was provided on support baseboard 201, 204 top of central collection tube is pierced by from central collection tube via 212.204 inside of central collection tube surrounds draining cavity 205, in 204 bottom end of heart collecting pipe is connected to the mouth of a river 213 is crossed.Filter medium 206 is equipped between outer cartridge filter 203 and central collection tube 204. Several water holes 214 are provided on 204 tube wall of central collection tube, each 214 gross area of layer water hole is incremental or equal from the bottom up. Aforementioned each structural member is made of resistant material.

In one embodiment of the utility model, the aperture of the water hole 214 on 204 tube wall of central collection tube is consistent, Each 214 quantity of layer water hole is incremental or equal from the bottom up.In another embodiment of the utility model, central collection tube The pore size of water hole 214 on 204 tube walls differs, and each 214 gross area of layer water hole is incremental or equal from the bottom up.

Wherein, outer cartridge filter 203, outer filter screen 207 and filtering net 208 can be in cylinder, square tube or polygon net cylinder shape. Central collection tube 204 can be in pipe, square tube or polygon tubulose.This rain water filtering device 21 can save outer filter screen 207 and interior Filter screen 208, in this case, the central collection tube via 212 on outer cartridge filter 203 and central collection tube 204 will ensure Filter medium 206 does not pass through outer cartridge filter 203 and central collection tube 204.In addition, the water hole on 204 tube wall of central collection tube 214, each 214 gross area of layer water hole can also be equal, and 214 pore size of water hole on 204 tube wall of central collection tube is consistent When, each 214 quantity of layer water hole can also be equal, at this point, also can guarantee upper level filter medium by the flow for limiting discharge outlet It is fully utilized.

It is as shown in Figure 10, same successively from outside to inside between outer cartridge filter 203 and central collection tube 204 according to the utility model Axis is fixed with outer filter screen 207 and filtering net 208.Filter medium 206 be placed in outer filter screen 207 and filtering net 208 it Between.206 grain diameter of filter medium in outside is more than the grain diameter of inside filter medium 206.In said program, filtering is situated between Matter 206 is in granular form, and can be made of one or more of compost, vermiculite, perlite, sand, zeolite, peat etc., also can be by The substance of made multi-pore channel such as activated carbon and ion-exchanger composition, grain diameter are respectively greater than outer filter screen 207 and filtering net 208 mesh aperture, to ensure that filter medium 206 will not be between outer filter screen 207 and filtering net 208 It leaks out.When filter medium 206 is using multiple material, filter medium 206 can be by variety classes and different-grain diameter in the horizontal direction On be divided into multilayer, close to 207 side of outer filter screen filter medium 206 grain diameter than 208 side of close filtering net 206 grain diameter of filter medium is big.

It shown in Figure 10, crosses on the mouth of a river 213 and is connected with drainpipe 209, drainpipe 209 is equipped with flow restriction 110.Center 204 top sealing of collecting pipe or 204 top of central collection tube are overflow collection mouth 210, are provided at both ends in on-line filtration pond 2 Overflow baffle, height are higher than overflow collection mouth 210.

As shown in Figures 1 to 9, rain water filtering device 21 can have multiple, be disposed in parallel in on-line filtration pond 2.It is online to adjust The bottom surface of reservoir 1 can be less than 2 bottom surface of on-line filtration pond, the solids such as silt in rainwater to enter online storage pond 1 Grain is more successfully deposited on bottom of pond portion, and deposit needs periodic cleaning.

21 specific operation principle of rain water filtering device is as follows：When 21 normal filtration of rain water filtering device works, through regulating and storing online Rainwater after Chi1Chu precipitations enters filtering by outer cartridge filter 203 and outer filter screen 207 successively outside rain water filtering device 21 and is situated between Matter 206 passes through the water hole on filtering net 208 and central collection tube 204 through 206 filtered rainwater of filter medium successively again 214 enter draining cavity 205, and through filtering, treated that rainwater is discharged by drainpipe 209 again in draining cavity 205.Wherein, center The trepanning gross area of water hole 214 on 204 tube wall of collecting pipe is incremental or equal from lower layer toward upper layer, works as rain water filtering device When water level outside 21 is relatively low, rainwater enters central collection tube 204 from the lower part of rain water filtering device 21, due to central collection tube 204 lower layer's water hole, 214 gross area is small, limits the rainwater flow into central collection tube 204 to a certain extent so that outer The rainwater water level in portion rises, and the filter medium of 21 internal upper part of such rain water filtering device can be fully utilized.Meanwhile in drainpipe 209 downstream is equipped with excess-flow valve, rainwater can be made to have with filter medium 206 by limitation rate of discharge and adequately contacted, Achieve the purpose that effectively remove pollutant.As water level constantly rises, the water level outside rain water filtering device 21 reaches center receipts When the top of collector 204, later stage rainwater just directly enters draining cavity from the overflow collection mouth 210 at 204 top of central collection tube 205 (when rainfall is very big, rainwater directly can enter draining cavitys 205 from overflow collection mouth 210), at overflow collection mouth 210 Overflow collection mouth strainer can retain floating material and suspended matter in rainwater, entire filter process not only ensure that rainwater with Filter medium 206 comes into full contact with, and can also effectively remove the pollutant in rainwater, also ensures the processing of rain water filtering device 21 Efficiency.After dmp filter processing procedure, filter medium 206 can be contaminated object to a certain extent and block, and removing can open Overflow collection mouth strainer, and close excess-flow valve, filter medium carried out from 204 top of central collection tube with external source The pollutant part retained in filter medium 206 can be gone out filter, improve the infiltration of filter medium 206 by back flush Ability.

The course of work of Online Processing System approximately as：When starting to collect rainwater, rainwater enters online adjust from water inlet pipe In reservoir 1, because spilling water wall separates, on-line filtration pond 2 cannot be entered quickly by just having started rainwater, and only minimal amount of rainwater can be from Water-bound of crossing below fixed baffle enters on-line filtration pond 2.As the rainwater water level in online storage pond 1 rises, in rainwater The solid particles such as silt pass through the processing of precipitating type particle separator, the bottom of online storage pond 1 can be deposited on.Because online 1 bottom surface of storage pond is less than 2 bottom surface of on-line filtration pond, and deposit will not block the water-bound excessively of bottom.With online storage pond 1 The rising of middle water level, when reaching the height of upper end spilling water wall, the rainwater by sedimentation can enter on-line filtration pond 2.Rainwater into After entering on-line filtration pond 2, rainwater can enter from 21 outside of rain water filtering device inside each rain water filtering device 21, through rain water filtering device In 21 multi-filterings treated rainwater can collect in filtering main sewer 211, blowoff basin 9 is then flowed into, finally by outlet pipe Discharge.When rainfall is very big, later stage rainwater is cleaner, and later stage rainwater can directly pass through the overflow collection of rain water filtering device 21 Mouth 210 enters filtering main sewer 211 and flows into blowoff basin 9.In rainfall bigger, more rainwater will be from overflow Overflow in blowoff basin 9 above wall, it ensure that into on-line filtration pond rainwater in the processing energy more than rainwater purifier 21 When power, rainwater purifier 21 also can normal operation.

Preferably, the liquid level gauge of sensed water level is also provided in online storage pond 1.When liquid level gauge monitors to adjust online When water level in reservoir 1 starts to reduce, signal is just passed into control system, control system then controls intelligent injecting type and rinses dress It sets and the rainwater in online storage pond 1 is stirred, the deposit in water is made to be in suspended state, submersible sewage pump 5 while stirring Continue the rainwater in online storage pond 1 being discharged.Intelligent injecting type flusher 6 can also be by entering from aeration tube 64 simultaneously Aeration pretreatment is carried out to rainwater to the air in injection pipe 63, the COD contents degraded in online storage pond 1 can be with maximum limit Degree avoids online storage pond that peculiar smell occurs.When the water level of online storage pond 1 sees the bottom, intelligent injecting type flusher 6 can be right Bottom of pond is rinsed comprehensively, and the position to not rinsing well carries out fixed point flushing, until the bottom of pond of online storage pond 1 is rinsed Totally.Entire flushing process is not necessarily to external water source, and sediment charge is small in water, will not deposit.

The above is only several embodiments of the utility model, not does any type of limitation to the utility model, Although the utility model is disclosed as above with preferred embodiment, any to be familiar with this profession not to limit the utility model Technical staff made using the technology contents of the disclosure above a little in the range of not departing from technical solutions of the utility model Variation or modification be equal to equivalence enforcement case, belong in technical proposal scope.

Claims (9)

1. a kind of Online Processing System with precipitation and filtering function, which is characterized in that including what is be sequentially communicated from front to back Online storage pond (1), on-line filtration pond (2) and blowoff basin (9), the online storage pond (1) are narrow bar, and lateral section is just The bottom of pond of rectangular, round or portal structures, the online storage pond (1) has recessed catch pit (3) and pump hole (4)；Institute Catch pit (3) is stated to be rectangular configuration and extend and be arranged along the width direction of the online storage pond (1) and regulate and store online described The bottom of pond centre position in pond (1), one end extend to the pool wall of the online storage pond (1), and the other end connects with pump hole (4) It is logical；The bottom of pond of the online storage pond (1) is provided with injecting type flusher (6), the water pump of the injecting type flusher (6) (61) in the bottom of pond of the catch pit (3), the injection pipe (62) of the injecting type flusher (6) is arranged to catchment described for setting The top pond bank of (3) is cheated, and jet douche is carried out against the bottom of pond of the online storage pond (1)；

The Chi Ding of the online storage pond (1) is equipped with precipitating type particle separator (7), for entering online storage pond (1) Rainwater precipitates；The precipitating type particle separator (7) includes inclined plate module and is arranged in inclined plate module side and upwardly extends Water fender forms the groove structure with opening with inclined plate module；Inclined plate module includes multi-disc to be tilted and mutually with horizontal plane Parallel plate arranged side by side and braced frame for fixed support plate piece；Between adjacent plate there is gap to be used for rainwater Enter upper end from lower end to flow out；

Multiple rain water filtering devices (21) are parallel in the on-line filtration pond (2), and the bottom of pond of on-line filtration pond (2) is equipped with filtering The discharge outlet of main sewer (211), each rain water filtering device (21) is connect with the filtering main sewer (211) respectively, The filtering main sewer (211) connect with blowoff basin (9).

2. Online Processing System according to claim 1, which is characterized in that rain water filtering device (21) includes support baseboard (201) and cover board (202) it coaxially, is fixed with outer cartridge filter (203) and central collection tube (204) on support baseboard (201), it is described Cover board (202) is covered at the top of the outer cartridge filter (203), offers central collection tube via (212), the support bottom thereon The mouth of a river (213) was provided on plate (201), central collection tube (204) top is worn from the central collection tube via (212) Go out, draining cavity (205), central collection tube (204) bottom end and the mouth of a river excessively are surrounded on the inside of the central collection tube (204) (213) it is connected to；Filter medium (206), central collection tube (204) pipe are equipped between outer cartridge filter (203) and central collection tube (204) Several water holes (214) are provided on wall, and each layer water hole (214) gross area is incremental or equal from the bottom up.

3. Online Processing System according to claim 2, which is characterized in that cross water on central collection tube (204) tube wall The aperture in hole (214) is consistent, and each layer water hole (214) quantity is incremental or equal from the bottom up；Or central collection tube (204) pipe The pore size of water hole (214) on wall differs, and each layer water hole (214) gross area is incremental or equal from the bottom up.

4. Online Processing System according to claim 2, which is characterized in that outer cartridge filter (203) and central collection tube (204) outer filter screen (207) and filtering net (208) are sequentially coaxially fixed between from outside to inside, filter medium (206) is placed in Between the outer filter screen (207) and the filtering net (208)；The filter medium (206) grain diameter in outside is more than The grain diameter of inside filter medium (206)；It crosses on the mouth of a river (213) and is connected with drainpipe (209), set on the drainpipe (209) There is flow restriction (110).

5. Online Processing System according to claim 4, which is characterized in that at the top of central collection tube (204) sealing or in It is overflow collection mouth (210) at the top of heart collecting pipe (204).

6. Online Processing System according to claim 1, which is characterized in that the bottom of pond of the online storage pond (1) has The gradient being gradually reduced to the direction of the catch pit (3), the bottom of pond of the catch pit (3) have the side to the pump hole (4) To the gradient being gradually reduced, so that the sewage after being rinsed to online storage pond (1) bottom of pond quickly flows to the catch pit successively (3), it is then pooled in the pump hole (4), sewage disposal is emitted by the way that the submersible sewage pump (5) in the pump hole (4) is arranged Factory.

7. Online Processing System according to claim 6, which is characterized in that the bottom surface of the online storage pond (1) is less than The bottom surface of the on-line filtration pond (2)；The gradient of the online storage pond (1) and the catch pit (3) bottom of pond is 0.5 ~3%.

8. Online Processing System according to claim 3, which is characterized in that the injecting type flusher (6) further includes Supporting rack (65), support frame as described above (65) are arranged on the top pond bank of the catch pit (3), to support the injection pipe (62)；Or the injecting type flusher (6) further includes rotating driver (63), for drive the injection pipe (62) It is rotated in line storage pond (1) interior horizontal direction.

9. Online Processing System according to claim 5, which is characterized in that the injecting type flusher (6) is two, Mutually privately it is arranged respectively on the pond bank of the catch pit (3) and shares a water pump (61)；Two injecting types rinse dress The injection pipe (62) for setting (6) is disposed opposite to each other and the bottom of pond jet douche of opposite online storage pond (1).