CN205636878U - Rainwater is accurate to be abandoned to flow through and strains integrative jar of storage - Google Patents

Abstract

The utility model discloses a rainwater is accurate to be abandoned to flow through and strains integrative jar of storage, being provided with the water inlet including jar body is abandoned class device and filter well with setting up, is abandoned class device on the jar body on, abandoning class device and link up mutually with filter well through the drain mouth, filter well link up through internal of rainwater collecting pipe and jar mutually. The utility model discloses a beneficial effect does: according to the initial rainwater discarding value that planned in each city, any the accurate stream of abandoning of the accurate realization rainwater of homoenergetic falls under the rain condition condition filter the storage the seepage function to can ensure safety discharging effectively, compact structure is reliable, and it is convenient to maintain.

Description

A kind of accurate abandoned stream of rainwater filters storage integrated tank

Technical field

This utility model relates to a kind of rainwater storage device, a kind of be arranged at underground collection rain water drainage, filter, deposit Storage and seepage are in the equipment of one.

Background technology

It is that row's block is put soon that urban construction in the past solves the thinking of rainwater emission problem, is collected its draining municipal administration by ground rainwater mouth Storm sewer system, is finally drained to natural water area.This processing method does not consider the collection recycling of rainwater, wastes Natural resources, and be not provided with regulating and storing and purification facility, under heavy showers environment, it is involved in the rubbish of pipe-line system by rainwater with miscellaneous Thing not only easy blocking pipeline, can cause environmental pollution to natural water area equally.

In order to solve upper problem, country proposes " sponge city " this concept, i.e. for the rain of modern city design Flood management concept, makes urban infrastructure can adapt to environmental change, it is possible to the impact that elastic reply rainwater brings, in rainfall Time water suction, water-retention, infiltration, water purification, when necessary will storage and process after rainwater release utilize.

In prior art, the thinking to rainwater storage and utilization is to be concentrated to storage in large-scale cistern, is entered by pipeline when needing again Row conveying or the transhipment of mobile instrument, this type of large-scale cistern maintenance cost is higher, and the wave such as the consumption in rainwater volatilization and transport Take degree more serious, do not accomplish that real energy-conserving and environment-protective and resource make full use of.

Utility model content

The purpose of this utility model is: provides a kind of and is arranged at collecting rain water drainage, filtering, store and seepage is in one of underground The equipment of body, is realized by following technical proposals:

A kind of accurate abandoned stream of rainwater filters storage integrated tank, the flow abandoning apparatus including tank body and being arranged on tank body and screened well, Being provided with water inlet on flow abandoning apparatus, flow abandoning apparatus is connected with screened well by fluid guidance port, and screened well passes through rainwater collection collector Connect with tank interior.

As selection, described flow abandoning apparatus is internally located on the sidewall at fluid guidance port place and is provided with ball float chamber, in ball float chamber Being provided with demarcation strip and be divided into upper chamber and lower chambers, upper chamber's inlet is provided with dismountable block, on demarcation strip Being provided with through hole by through for upper and lower chamber, ball float chamber outer wall is arranged near bottom position laterally abandoned stream dividing plate, abandoned stream dividing plate Internal for flow abandoning apparatus remaining space is divided into storage stream chamber and abandoned stream chamber, abandoned stream dividing plate is provided with abandoned stream mouth, storage is flowed chamber Connecting with abandoned stream chamber, abandoned stream open area is less than water inlet area, ball float chamber outer wall is additionally provided with the through stream chamber that stores with upper The leakage fluid dram in the inlet of chamber, the leakage mouth of through storage stream chamber and lower chambers, and through lower chambers and abandoned stream chamber, feed liquor Mouth is provided with dismountable blend stop.

As selection, in flow abandoning apparatus, it is additionally provided with the second ball float of the first ball-cock assembly for opening and closing through hole and opening and closing abandoned stream mouth Valve, the ball float of the first ball-cock assembly is arranged at storage stream intracavity, by head rod and the first bulb stopper phase being arranged in upper chamber Connect；The ball float of the second ball-cock assembly is arranged at bottom chamber, by the second connecting rod and the second bulb stopper being arranged at storage stream intracavity It is connected, below abandoned stream mouth, is provided with magnetic attracting valve.

As selection, flow abandoning apparatus is internal is provided with floodwater releasing port near apical position, and bottom is provided with abandon through with abandoned stream chamber Flow tube road, abandoned stream pipeline is provided with check valve.

As selection, being provided with reverse defecator in described screened well, described reverse defecator includes being arranged at fluid guidance port The chamber lower opening that the flange baffle plate of lower section and annular inner wall, flange baffle plate and annular inner wall surround is filtration entrance, Combined filtering appts is arranged at filtration entrance top, and rainwater collection collector is positioned at above Combined filtering appts.

As selection, described Combined filtering appts includes framework and filtering module, and lower portion is provided with several layers and crosses filter grid, Filtering module was arranged in filter grid, and the size of filtering module, size are the most equal, the most replaceable, in filtering module Being provided with filtering core, filtering core is quartz sand, activated carbon, filter screen or filter cloth.

As selection, being provided with sewage draining exit and blow-off line bottom described screened well, sewage draining exit area is less than fluid guidance port area, Sewage draining exit is provided above the 3rd ball-cock assembly, and blow-off line is provided with check valve, described ball-cock assembly include the 3rd bulb stopper, Three connecting rods and the 3rd ball float, the 3rd bulb stopper is provided with leakage mouth, the 3rd ball float be arranged at annular inner wall with filter the borehole wall it Between, it is provided with limiting plate with lower section above the 3rd ball float.

As selection, described tank body is double-wall structure, and the chamber that wall of inner container is surrounded constitutes water storage cavity, wall of inner container and outer wall Between chamber constitute seepage chamber, seepage intracavity is arranged at intervals with support floor, supports and offers priming hole, outside tank body on floor Wall bottom offers weepage holes, and wall of inner container top is provided with the spout hole of through water storage cavity and seepage chamber, spout hole is provided with Check valve.

As selection, tank body top and screened well top are provided with access hole, and leakage tank is arranged at the capital construction hole below road surface In, capital construction hole wall and bottom are equipped with infiltration geotextiles, fill with viscous flow seepage flow layer, the capital construction end, hole between tank body and capital construction hole wall Portion is additionally provided with back-up coat, supports seat and is arranged at above back-up coat.

The feature of this programme is:

1. integrate rain water drainage, filter, store with seepage function in one, after rainfall, rainwater enters flow abandoning apparatus from water inlet, The contaminated rainwater of early stage is by abandoned stream, and then flow abandoning apparatus starts to collect the cleanest rainwater, this part rain Water enters screened well by fluid guidance port, is filtered by reverse filter plant, then enters tank body by rainwater collection collector Water storage cavity in storage, when rainwater amount of storage reaches spout hole height, flow into seepage chamber by spout hole, then lead to Cross the outside seepage in seepage chamber, it is achieved that the environmental protection and energy saving effect of the accurate abandoned stream-filtration-collection-seepage-recycling of rainwater Really；

2. arranged by the combination of the first ball-cock assembly, the second ball-cock assembly and magnetic attracting valve, it is achieved liquid level automatic control valve door opening and closing, Thus realize rainwater automatic flow abandoning and collection, flow abandoning apparatus can be set according to the early stage rain water drainage amount in city, place The volume of interior each chamber, the buoyancy value of first, second ball-cock assembly and the opening and closing threshold value of magnetic attracting valve, it is achieved precisely abandon Stream, makes flow abandoning apparatus relatively quickly collect rainwater after abandoned stream, it is to avoid the waste to rainwater resource；

3. upper chamber's water inlet is provided with dismountable blend stop, can store stream by adjusting the number of blend stop to adjust upper chamber's maximum Amount, thus control device total abandoned stream amount, blend stop number is the most, and it is the biggest that upper chamber's maximum stores flow, disposably enters The water yield of lower chambers is the biggest, and closing electromagnetic valve needs abandoned stream number of times the fewest, thus reaches to control the purpose of abandoned stream total amount, Realize adapting to the different cities different demands to abandoned stream amount with this；

4. in the Combined filtering appts arranged in reverse filter plant, each filtering module uses standardized designs, size, big Little the most equal, the most replaceable, the quantity of filtering module can be adjusted according to filtration needs, by rainwater mistake Filter direction is set to early stage filtering module, mid-term filtering module and later stage filtering module, early stage filtering module Nei Kecai With the relatively low quartz sand of number, filtering the large granular impurity in rainwater, mid-term, filtering module can use mesh number Higher quartz sand, filters again to impurity, and later stage filtering module can use activated carbon, thin in rainwater Finely ground particle substance adsorbs, and is designed by above-mentioned multiple filtration, effectively rainwater can be carried out filter cleaning；

5. it is provided with check valve on abandoned stream pipeline and blow-off line, it is to avoid the sewage in municipal administration blow-off line is entered by blow-off pipe Enter screened well；

6. seepage intracavity is arranged at intervals with support floor, improves bearing capacity and the security performance of tank body, supports on floor simultaneously Be provided with priming hole, make whole seepage intracavity through, rainwater is uniformly distributed at seepage intracavity, it is to avoid rainwater is long-term Concentrating and be piled up in the tank body deformation that certain causes, spout hole is provided with one-way membrane, rainwater can only be single from seepage chamber To flowing, it is to avoid rainwater pours in down a chimney back water storage cavity from seepage chamber, is filled with viscous flow seepage flow layer between tank body and capital construction hole, Rainwater enters viscous flow seepage flow layer after weepage holes is oozed out, and further enters Soil Surrounding seepage floor, whole to realize Rainwater storage in region and ground end seepage, viscous flow seepage flow layer uses the sand gravel composition of diameter 1mm-10mm；

7. this programme can be arranged at urban road bicycle lane, footpath or municipal park, greenery patches etc. below ground flexibly, Without taking spatial surface；

8. because of after tank body water-retention weight relatively big, tank base is provided with support seat, and tank body carries out external support, is setting simultaneously When putting tank body, carrying position, underground should add one layer of back-up coat, it is to avoid depression；

9. staff directly can enter in tank body or defecator from access hole and carry out overhauling or replacing operation, maintenance side Just.

Workflow of the present utility model is:

1. rainwater enters flow abandoning apparatus from water inlet, and owing under original state, magnetic attracting valve is closed, rainwater is storing stream intracavity savings, Sub-fraction rainwater enters lower chambers by leakage mouth, enters abandoned stream chamber by leakage fluid dram immediately and is arranged by abandoned stream pipeline Go out；

2. storing stream intracavity liquid level persistently to rise, make the first ball-cock assembly close through hole, rainwater enters upper chamber and starts water-retention；

3. when liquid level rises to magnetic attracting valve preset value, magnetic attracting valve is opened, and stores stream intracavity liquid level and is discharged rapidly by abandoned stream mouth, Liquid level declines, and the first ball-cock assembly opens through hole, and in upper chamber, the rainwater of savings enters lower chambers by through hole, stores stream After intracavity liquid level is close to emptying, magnetic attracting valve is closed, and stores stream chamber and restarts water-retention；

4., after step 3 repeats n times, the rainwater discharged has reached city and has preset early-stage rainwater stream abandoning amount requirement, can start Collecting follow-up cleaning rainwater, now bottom chamber rainwater puts aside the closedown preset value of the second ball-cock assembly, and second floats Abandoned stream mouth is closed by ball valve, and magnetic attracting valve simultaneously closes off, and whole liquid level starts persistently to rise, and rainwater enters from fluid guidance port Screened well；

5., after rainwater enters screened well, pass downwardly through annular inner wall and the space filtered between the borehole wall enters bottom screened well, part Rainwater is discharged by sewage draining exit, and the partial impurities remaining in bottom after simultaneously being filtered the last time is rushed from sewage draining exit in the lump Walking, owing to sewage draining exit area is less than fluid guidance port, therefore rainwater is put aside in bottom, when liquid level is put aside to certain position, Lifting the 3rd ball float, sewage draining exit is closed by the 3rd bulb stopper, improves liquid level savings speed further；

6. the rainwater of savings enters reverse filter plant from filtering entrance, and impurity is entered by rainwater collection collector by the rainwater after filtering Enter tank body water storage cavity to collect；

7. put aside to time to a certain degree when the rainwater in tank body water storage cavity, enter seepage chamber by spout hole, propped up by seepage chamber Priming hole on stake rib plate flows freely, more directly penetrates into periphery viscous flow seepage flow layer by weepage holes；

8. when meeting with heavy showers, the rainwater flowed in screened well has little time to be filtered by defecator, and in screened well, liquid level raises, Liquid level in flow abandoning apparatus rises at floodwater releasing port, and unnecessary rainwater enters municipal drainage pipeline by floodwater releasing port, it is ensured that Flood passage is unobstructed；

9., after rainfall stops, not stopping along with leakage fluid dram to discharge rainwater, overall liquid level continuous decrease, first flow abandoning apparatus row Going out to store the rainwater of stream intracavity, bottom chamber rainwater drains the most therewith, and the second ball-cock assembly is opened, at the beginning of flow abandoning apparatus recovers Beginning state, the fluid guidance port of screened well is no longer intake simultaneously, the rainwater of internal savings from the leakage mouth of the 3rd bulb stopper with row Dirty mouth is discharged, and when liquid level drops to a certain degree, the 3rd ball-cock assembly is opened, and improves drainage speed further, will Rainwater emptying in screened well, will be discharged from sewage draining exit, by blowdown bank of tubes by the impurity of deposition after filtering simultaneously in the lump Enter municipal administration blow-off line；

Number of repetition N in step 4, depends on city initial rainwater this numerical value of abandoned stream amount, can be by city planning design Obtaining, after converting with this device internal structure specification, the flow needing abandoned stream is V, and storing the stream chamber once maximum flow that stores is V1, It is V2 that upper chamber's maximum stores flow, and it is V3 that lower chambers meets the flow of the second ball-cock assembly Guan Bi abandoned stream mouth, and each chamber is arranged should expire Foot, N=V/V1=V3/V2, round up.

In sum, this programme have the beneficial effect that the early-stage rainwater stream abandoning value planned according to each city, in any rainfall In the case of, all can precisely realize the accurate abandoned stream-filtration-storage-seepage function of rainwater, and flood passage safety can be effectively ensured that, Structure is reliable, easy to maintenance.

Accompanying drawing explanation

Fig. 1 is overall cross-sectional view of the present utility model；

Fig. 2 is the overall schematic of flow abandoning apparatus；

Fig. 3 is the close-up schematic view near abandoned stream mouth；

Fig. 4 is the enlarged diagram of inlet and blend stop:

Fig. 5 is the close-up schematic view of screened well；

Fig. 6 is the structural representation of Combined filtering appts；

Fig. 7 is the cross-sectional view of tank body；

Fig. 8 is the close-up schematic view in seepage chamber；

Fig. 9 is the set-up mode schematic diagram of tank body；

Figure 10-Figure 14 is the operation principle schematic diagram of flow abandoning apparatus；

In figure, 1 is screened well, and 2 is flow abandoning apparatus, and 3 is tank body, and 4 is water inlet, and 5 is floodwater releasing port, and 6 is access hole, 7 is reverse filter plant, and 8 for storing stream chamber, and 9 is upper chamber, and 10 is inlet and blend stop, and 11 is the first bulb stopper, and 12 are Through hole, 13 is head rod, and 14 is the first ball float, and 15 is the second ball float, and 16 is the second connecting rod, and 17 is the second ball Plug, 18 is abandoned stream mouth, and 19 is abandoned stream chamber, and 20 is abandoned stream passage, and 21 is check valve, and 22 is magnetic attracting valve, and 23 is leakage mouth, 24 is leakage fluid dram, and 25 is fluid guidance port, and 26 is flange baffle plate, and 27 is annular inner wall, and 28 is rainwater collection collector, and 29 is combination Formula defecator, 30 is sewage draining exit, and 31 is blow-off line, and 32 is the 3rd ball float, and 33 is the 3rd connecting rod, and 34 is the 3rd Bulb stopper, 35 is leakage mouth, and 36 is limiting plate, and 37 was filter grid, and 38 is early stage filtering module, and 39 is filtering module in mid-term, 40 is later stage filtering module, and 41 is framework, and 42 for supporting floor, and 43 is priming hole, and 44 is base, and 45 is seepage chamber, 46 is spout hole, and 47 is weepage holes, and 48 is viscous flow seepage flow layer, and 49 is geotechnique's infiltration cloth, and 50 is road surface, and 51 add for ground Gu layer, 52 is demarcation strip, and 53 is abandoned stream plate, and 54 is lower chambers, and 55 is water storage cavity.

Detailed description of the invention

Below in conjunction with specific embodiments and the drawings, this utility model is further described.

With reference to shown in Fig. 1-Fig. 6, a kind of accurate abandoned stream of rainwater filters storage integrated tank, including tank body 3 be arranged on tank body 3 On flow abandoning apparatus 2 and screened well 1, flow abandoning apparatus 2 is provided with water inlet 4, flow abandoning apparatus 2 by fluid guidance port 25 with Screened well 1 connects, and screened well 1 connects by rainwater collection collector 28 and tank body 3 are internal.

As selection, described flow abandoning apparatus 2 is internally located on the sidewall at fluid guidance port 25 place and is provided with ball float chamber, ball float chamber Indoor are provided with demarcation strip 52 and are divided into upper chamber 9 and lower chambers 54, and demarcation strip 52 is provided with through hole 12 will up and down Chamber is through, and ball float chamber outer wall is arranged near bottom position laterally abandoned stream dividing plate 56, and abandoned stream dividing plate 56 is by flow abandoning apparatus 2 Internal remaining space is divided into storage stream chamber 8 and abandoned stream chamber 19, and abandoned stream dividing plate 56 is provided with abandoned stream mouth 18, and storage is flowed chamber 8 Connecting with abandoned stream chamber 19, abandoned stream mouth 18 area is less than water inlet 4 area, and ball float chamber outer wall is additionally provided with through storage Stream chamber 8 and the inlet 10 of upper chamber 9, the through leakage mouth 23 storing stream chamber 8 and lower chambers 54, and through lower chambers 54 with the leakage fluid dram 24 in abandoned stream chamber 19, inlet 10 is provided with dismountable blend stop.

The second ball-cock assembly of the first ball-cock assembly for opening and closing through hole 12 and opening and closing abandoned stream mouth 18 it is additionally provided with in flow abandoning apparatus 2, First ball float 14 is arranged in storage stream chamber 8, by head rod 13 and the first bulb stopper 11 phase being arranged in upper chamber 9 Connect；Second ball float 15 is arranged in lower chambers 54, stores, with being arranged at, the second ball flowed in chamber 8 by the second connecting rod 16 Plug 17 is connected, and is provided with magnetic attracting valve 22 below abandoned stream mouth 18.

Flow abandoning apparatus 2 is internal is provided with floodwater releasing port 5 near apical position, and bottom is provided with the abandoned stream pipe through with abandoned stream chamber 19 Road 20, abandoned stream pipeline 20 is provided with check valve 21.

Being provided with reverse defecator 7 in described screened well 1, described reverse defecator 7 includes being arranged at fluid guidance port 25 times The chamber lower opening that the flange baffle plate 26 of side and annular inner wall 27, flange baffle plate 26 and annular inner wall 27 surround is Filtering entrance, Combined filtering appts 29 is arranged at filtration entrance top, and rainwater collection collector 28 is positioned at Combined filtering appts Above in the of 29.

Combined filtering appts 29 includes framework 41, crosses filter grid 37 and the filtering module being arranged in filter grid 37, filters mould Block is set to early stage filtering module 38 by dmp filter direction, mid-term filtering module 39 and later stage filtering module 40, early stage mistake Using the quartz sand of 50 mesh in filter module 38, mid-term, filtering module 39 used the quartz sand of 100 mesh, later stage filtering module 40 Use activated carbon.

It is provided with sewage draining exit 30 and blow-off line 31 bottom described screened well 1, blow-off line 31 is provided with check valve 21, Sewage draining exit 30 area is less than fluid guidance port 25 area, and sewage draining exit 30 is provided above the 3rd ball-cock assembly, and described ball-cock assembly includes the Three bulb stoppers the 34, the 3rd connect 33 bars and the 3rd ball float 32, the 3rd bulb stopper 34 are provided with leakage mouth 35, the 3rd ball float 32 It is arranged at annular inner wall 27 and filters between the borehole wall, above the 3rd ball float 32, being provided with limiting plate 36 with lower section.

Described tank body is double-wall structure, and the chamber that wall of inner container is surrounded constitutes water storage cavity 58, the chamber between wall of inner container and outer wall Constituting seepage chamber 45, tank wall offers weepage holes 47, wall of inner container top is provided with through water storage cavity 55 and seepage chamber The spout hole 46 of 45, spout hole 46 is provided with spout hole check valve.

It is provided with support floor 42 in described tank body seepage chamber 45, supports floor 42 centre and offer priming hole 43.

Being provided with support seat 44 bottom tank body 3, tank body 3 top and screened well 1 top are provided with access hole 6.

With reference to shown in Fig. 7, tank body 3 is arranged in the capital construction hole below road surface 50, capital construction hole wall is provided with one layer of geotechnique and oozes Water cloth 52, is filled with viscous flow seepage flow layer 48 between tank body 3 and hole wall, is provided with one layer of back-up coat 51 below base 44.

Workflow of the present utility model:

1. rainwater enters flow abandoning apparatus 2 from water inlet 4, and owing under original state, magnetic attracting valve 22 is closed, rainwater is storing stream chamber 8 Interior savings, sub-fraction rainwater enters lower chambers 54 by leakage mouth 23, enters abandoned stream by leakage fluid dram 24 immediately Chamber 19 is discharged by abandoned stream pipeline 20；

2. in storing stream chamber 8, liquid level persistently rises, and makes the first ball-cock assembly close through hole 12, and rainwater enters epicoele from inlet 10 Room 9 starts water-retention；

3. when liquid level rises to magnetic attracting valve 22 preset value, magnetic attracting valve 22 is opened, and in storing stream chamber 8, liquid level is by abandoned stream mouth 18 Discharging rapidly, liquid level declines, and the first ball-cock assembly opens through hole 12, and in upper chamber 9, the rainwater of savings passes through through hole 12 entrance lower chambers 54, after in storage stream chamber 8, liquid level is close to emptying, magnetic attracting valve 22 is closed, and storage flows chamber 8 and again opens Beginning water-retention, upper chamber's maximum stores flow and can regulate and control by adjusting the number of inlet blend stop, and blend stop number is the most, It is the biggest that upper chamber's maximum stores flow, and the water yield of disposable entrance lower chambers is the biggest, and closing electromagnetic valve needs abandoned stream number of times The fewest, thus reach to control the purpose of abandoned stream total amount, realize adapting to the different cities different demands to abandoned stream amount with this；

4., after step 3 repeats n times, the rainwater discharged has reached city and has preset early-stage rainwater stream abandoning amount requirement, can start Collecting follow-up cleaning rainwater, now in lower chambers 54, rainwater puts aside the closedown preset value of the second ball-cock assembly, the Abandoned stream mouth 18 is closed by two ball-cock assemblys, and magnetic attracting valve 22 simultaneously closes off, and whole liquid level starts persistently to rise, rainwater from Fluid guidance port 25 enters screened well 1；

5., after rainwater enters screened well 1, pass downwardly through annular inner wall 27 and the space filtered between the borehole wall enters screened well 1 end Portion, part rainwater is discharged by sewage draining exit 30, remains in the partial impurities one of bottom after being filtered the last time simultaneously And wash away from sewage draining exit 30, owing to sewage draining exit 30 area is less than fluid guidance port 25, therefore rainwater is put aside in bottom, when Liquid level is put aside to certain position, and sewage draining exit is closed by the 3rd ball-cock assembly, improves liquid level savings speed further；

6. the rainwater of savings enters reverse filter plant 7 from filtering entrance, impurity by the rainwater after filtering by rainwater collection collector 28 enter tank body water storage cavity 55 collects；

7., when the rainwater in tank body water storage cavity 55 is put aside to spout hole 46 height, rainwater enters seepage by spout hole 46 Chamber 45, and directly penetrate in viscous flow seepage flow layer 48 with weepage holes 47；

8., when meeting with heavy showers, the rainwater flowed in screened well 1 has little time to be filtered by defecator, liquid level in screened well 1 Raising, the liquid level in flow abandoning apparatus 2 increases to floodwater releasing port 5, and unnecessary rainwater is entered by floodwater releasing port 5 Municipal drainage pipeline, it is ensured that flood passage is unobstructed；

9. after rainfall stops, the leakage fluid dram 24 of flow abandoning apparatus 2 does not stop to discharge rainwater, and overall liquid level continuous decrease is first First discharging the rainwater stored in stream chamber 8, in lower chambers 54, rainwater drains the most therewith, and the second ball-cock assembly is opened, abandoned stream Device 2 restPoses, and screened well 1 is no longer intake due to fluid guidance port 25 simultaneously, the rainwater of internal savings from The leakage mouth 35 of the 3rd bulb stopper 34 is discharged with sewage draining exit, and when liquid level drops to a certain degree, the 3rd ball-cock assembly is opened Open, improve drainage speed further, rainwater in screened well 1 is emptied, remaining impurity one after simultaneously being filtered And discharge from sewage draining exit 30, enter municipal administration blow-off line by blow-off pipe 31.

10., after tank body periphery viscous flow seepage flow layer and soil seep water, level of ground water constantly raises, seepage intracavity water level and storage In water cavity, water level raises simultaneously, and after water level is increased to water storage cavity storage completely, water inlet is no longer intake, and unnecessary rainwater is with city Political affairs pipeline discharges.

The foregoing is only preferred embodiment of the present utility model, not in order to limit this utility model, all in this practicality Any amendment, equivalent and the improvement etc. made within novel spirit and principle, should be included in guarantor of the present utility model Within the scope of protecting.

Claims (10)

1. the accurate abandoned stream of rainwater filters storage integrated tank, it is characterized in that the flow abandoning apparatus including tank body and being arranged on tank body and screened well are provided with water inlet on flow abandoning apparatus, flow abandoning apparatus is connected with screened well by fluid guidance port, and screened well is connected with tank interior by rainwater collection collector.

2. a kind of accurate abandoned stream of rainwater as claimed in claim 1 filters storage integrated tank, it is characterized in that, described flow abandoning apparatus is internally located on the sidewall at fluid guidance port place and is provided with ball float chamber, it is provided with demarcation strip in ball float chamber and is divided into upper chamber and lower chambers, through hole it is provided with by through for upper and lower chamber on demarcation strip, ball float chamber outer wall is arranged near bottom position laterally abandoned stream dividing plate, internal for flow abandoning apparatus remaining space is divided into storage stream chamber and abandoned stream chamber by abandoned stream dividing plate, abandoned stream mouth it is provided with on abandoned stream dividing plate, storage stream chamber is connected with abandoned stream chamber, ball float chamber outer wall top is provided with the through inlet storing stream chamber and upper chamber, the through leakage mouth storing stream chamber and lower chambers, and the leakage fluid dram in through lower chambers and abandoned stream chamber, inlet is provided with dismountable blend stop.

3. a kind of accurate abandoned stream of rainwater as claimed in claim 2 filters storage integrated tank, it is characterized in that, the second ball-cock assembly of the first ball-cock assembly for opening and closing through hole and opening and closing abandoned stream mouth it is additionally provided with in flow abandoning apparatus, the ball float of the first ball-cock assembly is arranged at storage stream intracavity, is connected with the first bulb stopper being arranged in upper chamber by head rod；The ball float of the second ball-cock assembly is arranged at bottom chamber, is connected with being arranged at the second bulb stopper storing stream intracavity by the second connecting rod, is provided with magnetic attracting valve below abandoned stream mouth.

4. a kind of accurate abandoned stream of rainwater as claimed in claim 3 filters storage integrated tank, it is characterised in that flow abandoning apparatus is internal is provided with floodwater releasing port near apical position, higher than fluid guidance port upper oral part bottom floodwater releasing port.

5. a kind of accurate abandoned stream of rainwater as claimed in claim 4 filters storage integrated tank, it is characterised in that be additionally provided with the abandoned stream pipeline through with abandoned stream chamber bottom flow abandoning apparatus, abandoned stream pipeline is provided with check valve.

6. a kind of accurate abandoned stream of rainwater as claimed in claim 1 filters storage integrated tank, it is characterized in that, reverse defecator it is provided with in described screened well, described reverse defecator includes being arranged at the flange baffle plate below fluid guidance port and annular inner wall, the chamber lower opening that flange baffle plate and annular inner wall surround is for filtering entrance, Combined filtering appts is arranged at filtration entrance top, and rainwater collection collector is positioned at above Combined filtering appts.

7. a kind of accurate abandoned stream of rainwater as claimed in claim 6 filters storage integrated tank, it is characterized in that, described Combined filtering appts includes framework and filtering module, lower portion is provided with several layers and crosses filter grid, filtering module was arranged in filter grid, and the size of filtering module, size are the most equal, the most replaceable, being provided with filtering core in filtering module, filtering core is quartz sand, activated carbon, filter screen or filter cloth.

8. a kind of accurate abandoned stream of rainwater as claimed in claim 7 filters storage integrated tank, it is characterized in that, sewage draining exit and blow-off line it is provided with bottom described screened well, sewage draining exit area is less than fluid guidance port area, sewage draining exit is provided above the 3rd ball-cock assembly, check valve it is provided with on blow-off line, described ball-cock assembly includes the 3rd bulb stopper, the 3rd connecting rod and the 3rd ball float, it is provided with leakage mouth on 3rd bulb stopper, 3rd ball float is arranged at annular inner wall and filters between the borehole wall, is provided with limiting plate with lower section above the 3rd ball float.

9. a kind of accurate abandoned stream of rainwater as claimed in claim 8 filters storage integrated tank, it is characterized in that, described tank body is double-wall structure, the chamber that wall of inner container is surrounded constitutes water storage cavity, and the chamber between wall of inner container and outer wall constitutes seepage chamber, and seepage intracavity is arranged at intervals with support floor, support and offer priming hole on floor, tank wall bottom offers weepage holes, and wall of inner container top is provided with the spout hole of through water storage cavity and seepage chamber, and spout hole is provided with check valve.

10. the accurate abandoned stream of a kind of rainwater as described in any one in claim 9 filters storage integrated tank, it is characterized in that, tank body top and screened well top are provided with access hole, leakage tank is arranged in the capital construction hole below road surface, capital construction hole wall and bottom are equipped with infiltration geotextiles, filling with viscous flow seepage flow layer between tank body and capital construction hole wall, capital construction is additionally provided with back-up coat bottom hole, supports seat and is arranged at above back-up coat.