CN206706890U - A kind of sponge Urban roof rainwater delay shunt recovery system - Google Patents

A kind of sponge Urban roof rainwater delay shunt recovery system Download PDF

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Publication number
CN206706890U
CN206706890U CN201720532248.1U CN201720532248U CN206706890U CN 206706890 U CN206706890 U CN 206706890U CN 201720532248 U CN201720532248 U CN 201720532248U CN 206706890 U CN206706890 U CN 206706890U
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China
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rainwater
outer barrel
recovery system
abandoned stream
stream
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CN201720532248.1U
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全红
陈红
蒋雪莲
陈智圆
尤宝庆
何际跃
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Nanning College for Vocational Technology
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Nanning College for Vocational Technology
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Abstract

The utility model discloses a kind of sponge Urban roof rainwater delay shunt recovery system, including device for collecting rain water, rainwater clear stream delay shunt device, middle water tank, the rainwater clear stream delay shunt device is made up of inner cylinder and outer barrel, the outer barrel is in threeway tubulose and is provided with interface tube, respectively water inlet, clear stream delivery port, abandoned stream discharge outlet, the upper surface of interface tube is provided with dividing plate at the abandoned stream discharge outlet, the dividing plate is arranged above the short tube of a up/down perforation, and several abandoned stream holes are provided with the short tube tube wall;The inner cylinder top is provided with long opening, and the inner cylinder bottom sidewall is provided with short opening.This new setting rainwater clear stream delay shunt device, using rain water on roof high potential energy automatic flow abandoning early-stage rainwater, enters line delay by short period and recycles later stage rainwater recycle, simple in construction without setting electrical equipment and the electric-control systems such as lifting water pump.

Description

A kind of sponge Urban roof rainwater delay shunt recovery system
Technical field
Sponge urban water supply and sewerage technical field is the utility model is related to, is prolonged more particularly, to a kind of sponge Urban roof rainwater Time-division flows recovery system.
Background technology
Sponge city refers to that city can have as sponge adapting to environmental change and reply natural calamity etc. Good " elasticity ", during rainfall " infiltration, water storage, water purification ", it is necessary to when by the water " release " of accumulation and be used.Pass at present The municipal drainage pattern of system relies primarily on pipe duct, pumping plant etc. " grey " facility, is come with " quick discharge " and " end concentration " control Design is completed, and causes the increase of urban runoff amount, adds municipal drainage burden, and whenever rainy season, waterlogging is serious, and " city is seen Sea " phenomenon has a strong impact on that urban economy development and people's normal life are horizontal, in recent years sunk type greenery patches, the infiltration pool, wet pool etc. Start to attract attention and build rapidly, oozed although accelerating to a certain extent under rainwater, be difficult to reach and effectively store rainwater, And the effect for being purified and being used to rainwater.Sponge engineering rainwater recovery device is cyclone separator and recycle-water at present Case is located at underground, and recycle-water is not enough facilitated using upper, need to set water pump pressurized equipment, add power consumption and construction investment.Separately Outside, cyclone separator separative efficiency is not high, does not have separation in the case of rainwater flow is smaller even and is acted on rainwater recycle.Cause This, research and development can efficiently, persistently ensure rainwater infiltration, store, purify, the multi-function device of reuse and system be to sponge The construction in city is particularly important.
Currently, rainwater catchment system can be divided into the rainwater of the gardens such as roof rain water collecting system, newly-built community by scale Harvest the large-scale rainwater storage cell system that system and urban rainwater pipeline combine, roof rain water collecting system be primarily adapted for use in compared with For independent house and public building, the rainwater pollution degree collected by roofing is low, and rainwater pH is in neutrality, and salt content is less, Hardness is relatively low, without carrying out sofening treatment.Rain water on roof is from water quality(NTU)Change see typically there is early-stage rainwater and later stage rain Point of water, early-stage rainwater concentration of suspension is turbidity(NTU)Higher, with the lasting progress of rainfall, roofing depositing dust is in rainwater Fewer and fewer under cleansing, turbidity is more and more lower therewith.Under normal circumstances, it is early-stage rainwater within the 10min of rainfall duration, 10min is later later stage rainwater;In the case of rainfall duration is not less than 20min, most of rain water on roof is with limpid current Drain into ground outdoor rain pipeline.
In summary, the key of rain water on roof processing is abandoned stream and the place to go of impurity and suspension of early-stage rainwater, but mesh The process for reclaiming of similar sanitary sewage is generally used in front roof rainwater-collecting reuse project, occupation of land is larger, needs equipment More, technology is also relative complex, and some also need manual operation, the shortcomings of so as to cause investment high, operational management complexity;It is existing in addition There is more about roof rainwater collection processing unit in technology, effect of the which part with early-stage rainwater stream abandoning, still, very More devices are controlled using the control unit such as magnetic valve, and its is complicated, and processing and manufacturing cost is high, and maintenance maintenance into This height, be not suitable for promoting the use of, dress is collected as Chinese Patent Application No. discloses a kind of rain water drainage for 201620860813.2 Put, including connect the rainwater collection collector, reuse pipe and cistern of rainwater, control unit is provided between cistern and rainwater collection collector, The control unit connects water quality sensor and motor-driven valve, including abandoned stream pipe, the abandoned stream pipe connect rainwater collection by three-way connection Collector and reuse pipe, the reuse pipe other end connect cistern, and the motor-driven valve includes abandoned stream motor-driven valve and reuse motor-driven valve, Abandoned stream motor-driven valve is arranged on abandoned stream pipe, and reuse motor-driven valve is arranged on reuse pipe, and water quality sensor is arranged on abandoned stream pipe, It is provided with liquid level gauge in cistern, the liquid level gauge is electrically connected control unit.And include appearance currently for early-stage rainwater stream abandoning device Product formula flow abandoning apparatus and rainfall regime flow abandoning apparatus, its early-stage rainwater stream abandoning is determined by drafting rainfall, and rain at initial stage Water variation of water is larger, and the abandoned stream mode of positive displacement and rainfall regime can cause draught effect to be forbidden, and dirtier rainwater is entered Row recycles.
The content of the invention
The purpose of this utility model is:In view of the shortcomings of the prior art, there is provided a kind of sponge Urban roof rainwater delay Recovery system is shunted, rainwater clear stream delay shunt device is set, utilizes rain water on roof high potential energy automatic flow abandoning early-stage rainwater, warp Spend the short-term time to enter line delay and recycle later stage rainwater recycle, without setting electrical equipment and the automatically controlled systems such as lifting water pump System, simple in construction, manufacture and maintenance cost are low, have larger dissemination.
In order to solve the above technical problems, the technical solution adopted in the utility model is:
A kind of sponge Urban roof rainwater delay shunt recovery system, including device for collecting rain water, rainwater clear stream delay shunt Device, middle water tank, the rainwater clear stream delay shunt device are made up of inner cylinder and outer barrel, and the inner cylinder is placed in outer barrel Portion, the outer barrel is in threeway tubulose and is provided with interface tube, respectively water inlet, clear stream delivery port, abandoned stream discharge outlet, described The upper surface of interface tube is provided with dividing plate at abandoned stream discharge outlet, and the dividing plate is arranged above the short tube of a up/down perforation, described Several abandoned stream holes are provided with short tube tube wall;The inner cylinder top is provided with long opening, and the inner cylinder bottom sidewall is provided with short Opening;
The device for collecting rain water is connected by the first water inlet pipe with outer barrel water inlet interface tube, the outer barrel abandoned stream discharge outlet Interface tube connects a drainpipe, and the interface tube of the outer barrel clear stream delivery port is connected by the second water inlet pipe with middle water tank, institute State and an overflow pipe is further connected with middle water tank, the overflow pipe other end is by three-way connection by the outer barrel abandoned stream discharge outlet pipe Interface is connected with drainpipe.
Because using said structure, terrace rainwater is from device for collecting rain water by rainwater clear stream delay shunt device to reclaimed water water Case, the abandoned stream of this process rainwater and collection, rainwater clear stream delay shunt device play a key effect, and roof runoff enters Roof drain conveys through collection conduit, enters rainwater clear stream delay shunt device from water inlet, water level goes up therewith in outer barrel, a side Face inner cylinder rises in the presence of natural buoyancy covers clear stream delivery port, avoids early-stage rainwater from entering middle water tank, on the other hand Water enters in inner cylinder from short opening, and the air of inner cylinder is discharged in the presence of hydraulic pressure from long opening.In the delay of setting Between(The early-stage rainwater period)Interior, early-stage rainwater can only discharge from abandoned stream discharge outlet.After the delay time of setting, become a mandarin rainwater It has been in clear stream state, inner cylinder sinks under self gravitation effect because causing buoyancy to disappear full of water and covers abandoned stream discharge outlet, rainwater warp Clear stream delivery port enters middle water tank, is discharged when middle water tank reaches maximum capacity through overflow pipe into drainpipe.Work as entrance When the rainwater flow of rainwater clear stream delay shunt device is less than normal, rainwater is discharged through abandoned stream hole from abandoned stream discharge outlet, it is impossible in entrance Water tank.When rainfall stops, the water level decreasing in rainwater clear stream delay shunt device, the water in inner cylinder is under gravity from short Opening is discharged, and is drained through abandoned stream discharge outlet, and air enters from long opening balances inner air and outer air pressure difference, rainwater clear stream in inner cylinder Delay shunt device recovers state before rainfall.
As preferred scheme of the present utility model, the sponge Urban roof rainwater delay shunt recovery system also includes sterilization Device, the chlorination equipment are ultraviolet sterilizer, and the ultra-violet sterlizing machine is arranged on middle water tank water outlet, and and water outlet Pipe connects, the outlet pipe direct user end.The utility model ultraviolet sterilizer uses high efficiency, the high intensity of particular design With the ultraviolet C light generating apparatus of long-life caused by strong ultraviolet radiation flowing water.When the bacterium in water, virus are by a devise a stratagem After the ultraviolet C light irradiations of amount, the DNA structure of its cell is destroyed, and cytothesis can not be carried out, so as to reach the mesh of purifying rainwater 's.
Further, the middle water tank is also associated with a filling pipe.There is no rainwater or amount of rainfall less in middle water tank When, the filling pipe external world can be opened moisturizing is carried out to middle water tank, be easy to supply user terminal water, such as carwash, water flowers.
As preferred scheme of the present utility model, the device for collecting rain water is the multiple roof drains being arranged on roofing, often One roof drain comes together in the first water inlet pipe by collecting conduit.By multiple roof drains collect rainwater, can centralized collection it is more Rainwater, efficiency improve.
Further, each roof drain enter in be equipped with double-edged fine-toothed comb.By double-edged fine-toothed comb before rainwater initially enters collector, Volume or the larger such as large stretch of leaf of quality, branch debris can be avoided to enter in collecting conduit, avoid making each parts Into blocking or damage.
As preferred scheme of the present utility model, the size all same in all abandoned stream holes, the abandoned stream hole(314)It is in Class rectangle or circle or ellipse.The abandoned stream hole is the class rectangle laterally or longitudinally set.The utility model is preferably longitudinally set The class rectangle put, as rain perforaled strainer, uniform force, discharge area, rainwater are increased by size identical class rectangle hole Contact area with abandoned stream hole hole wall in flow process is reduced, so that on-way resistance reduces, can further reduce pressure drop.When The shape in right abandoned stream hole is in addition to class rectangle, circle and ellipse, it is also an option that other shapes, as long as abandoned stream hole function can be met Shape.
As preferred scheme of the present utility model, the interface tube of the abandoned stream discharge outlet, dividing plate and short tubular are integral, And form detachable form with outer barrel lower end.The design of detachable form, it is both for the ease of installation and removal, also for just Clear up and observe in the later stage, if any damage or block and can change and clear up in time.
Further, the long opening is consistent with outer barrel clear stream delivery port direction, and the short opening is intake with outer barrel Mouthful direction is consistent.
Further, the short opening aperture on the inner cylinder is more than long opening aperture.Therefore the excessively stream of short opening Ability is more than the conveyance capacity of long opening.
In summary, by adopting the above-described technical solution, the beneficial effects of the utility model are:
The 1st, rainwater clear stream delay shunt device is set, there is abandoned stream and shunting to collect double effects, without building abandoned stream well, Save and take up an area, without electricity consumption, energy-conserving and environment-protective, automatic-discharging, without manual operation.The defects of device overcomes prior art, can Amount of rainfall is reclaimed according to user's request to greatest extent, also flushed the toilet available for interior and ground flushing etc., related facility can be because of ground system Preferably, flexible arrangement, interior, roofing, ground or underground be may be arranged at, when be arranged in podium roofing etc. it is square higher when, rainwater return Receipts process is not required to set electrical equipment and the control panels such as lifting water pump with Treated sewage reusing process;When rain water on roof flow is too small When water quality cannot be guaranteed, the rainwater clear stream delay shunt device of system can make low discharge rainwater make abandoned stream processing, in avoiding enter into Water tank.,, can be with abandoned stream by the size of tube length opening in setting according to the size of roofing catchment area in the present apparatus Initial stage 10min or longer time(About 2-4mm or so rainfall thickness)The more serious rainwater of damage ratio, the rainwater of cleaning is collected, Used as reclaimed water.
2nd, the utility model novelty simple in construction, it is easily operated, it is flexible and convenient to use, automatic rain water collection, nothing can be achieved Exterior power is needed to be operated and controlled, this rainwater delay shunt recovery system is merely with rain water on roof high potential energy automatic flow abandoning Early-stage rainwater, delay shunt is carried out by later stage rainwater recycle by the short time, enters back into middle water tank, the gravity again after sterilization Various water water spots are delivered under effect, efficiently utilize rainwater to be used to afforest, pour and spill, rinse use on the premise of low influence exploitation The reclaimed waters such as water supply water, and without setting electrical equipment and the electric-control systems such as lifting water pump, manufacture and maintenance cost are low, are applied to Ground rainwater recovery system with certain topographical elevation difference.
3rd, the utility model is detained rainwater recycle and recycled, and is not take up aboveground space resource, rainwater resource is turned waste into wealth, Reasonably used after handling rainwater resource completion, reduce the waste of the resources such as running water to a certain extent, on the one hand Rainwater Resources utilization is improved, saves substantial amounts of life water and orginal reclaimed water treatment facility;On the other hand, urban road rain is reduced The burden of water runoff, mitigate rainwater treatment burden, played in the low design and management for influenceing exploitation storm-water system extremely important Effect, urban flood defence, discharge pressure can be alleviated, avoid the generation of surface gathered water and waterlogging phenomenon, have promote positive meaning Justice.
Brief description of the drawings
Fig. 1 is a kind of structural representation of sponge Urban roof rainwater delay shunt recovery system of the utility model;
Fig. 2 is the structural representation of rainwater clear stream delay shunt device 3 in Fig. 1;
Marked in figure:1- roof drains, the water inlet pipes of 2- first, 3- rainwater clear stream delay shunts device, 31- outer barrels, 310- enter The mouth of a river, 311- clear streams delivery port, 312- abandoned streams discharge outlet, 313- short tubes, 314- abandoned streams hole, 315- dividing plates, 32- inner cylinders, 320- The short opening of long opening, 321-, 4- drainpipes, the water inlet pipes of 5- second, 6- overflow pipes, 7- middle water tanks, 8- outlet pipes.
Embodiment
Specific embodiment of the present utility model is described in further detail below in conjunction with the accompanying drawings, wherein in all accompanying drawings Identical label represents same or similar part, and the accompanying drawing in specification is reduced form, only of the present utility model for understanding Concrete structure.Following examples are only used for clearly illustrating the technical solution of the utility model, and can not limit this practicality New protection domain.
Embodiment 1
As shown in Figure 1 and Figure 2, a kind of sponge Urban roof rainwater delay shunt recovery system, including device for collecting rain water, rain Water clear stream delay shunt device 3, middle water tank 7, the rainwater clear stream delay shunt device 3 are made up of inner cylinder 32 and outer barrel 31, The inner cylinder 32 is placed on inside outer barrel 31, and the outer barrel 31 is in threeway tubulose and is provided with interface tube, respectively water inlet 310th, clear stream delivery port 311, abandoned stream discharge outlet 312, the upper surface of interface tube is provided with dividing plate at the abandoned stream discharge outlet 312 315, the dividing plate 315 is arranged above the short tube 313 of a up/down perforation, and several abandoned streams are provided with the tube wall of short tube 313 Hole 314;The inner cylinder 32 is provided with long opening 320, and the bottom sidewall of inner cylinder 32 is provided with short opening 321;
The device for collecting rain water is connected by the first water inlet pipe 2 with the interface tube of outer barrel water inlet 310, the outer barrel abandoned stream row The interface tube of the mouth of a river 312 connects a drainpipe 4, and the interface tube of the outer barrel clear stream delivery port 311 passes through the second water inlet pipe 5 and reclaimed water Water tank 7 connects, and an overflow pipe 6 is further connected with the middle water tank 7, the other end of overflow pipe 6 is by three-way connection by described in The interface tube of outer barrel abandoned stream discharge outlet 312 is connected with drainpipe 4.
First preferred embodiment of the present embodiment, as shown in figure 1, the sponge Urban roof rainwater delay shunt recovery system is also Including chlorination equipment, the chlorination equipment is ultraviolet sterilizer(Do not marked in figure), the ultra-violet sterlizing machine is arranged on reclaimed water The water outlet of water tank 7, and be connected with outlet pipe 8, the direct user end of outlet pipe 8.The utility model ultraviolet sterilizer is adopted The strong ultraviolet radiation flowing water caused by the high efficiency of particular design, high intensity and the ultraviolet C of long-life light generating apparatus.When After the ultraviolet C light irradiations that bacterium, virus in water are necessarily measured, the DNA structure of its cell is destroyed, and cytothesis can not Carry out, so as to reach the purpose of purifying rainwater.
Another preferred embodiment of the present embodiment, the middle water tank 7 are also associated with a filling pipe(Do not marked in figure).Reclaimed water When there is no rainwater or less amount of rainfall in water tank 7, the filling pipe external world can be opened moisturizing is carried out to middle water tank, be easy to supply user End water, such as carwash, water flowers.
Furthermore as shown in figure 1, the device for collecting rain water is the multiple roof drains 1 being arranged on roofing, each roof drain 1 The first water inlet pipe 2 is come together in by collecting conduit.By multiple roof drains 1 collect rainwater, can the more rainwater of centralized collection, Efficiency improves.
Another preferred embodiment of the present embodiment, double-edged fine-toothed comb is equipped with each roof drain 1(Do not marked in figure).Rainwater is most It is initially entered before collector by double-edged fine-toothed comb, volume or the larger such as large stretch of leaf of quality, branch debris can be avoided to enter collector pipe In road, avoid that each parts are resulted in blockage or damaged.
Another preferred embodiment of the present embodiment, the size all same in all abandoned stream holes 314, the abandoned stream hole 314 is in Class rectangle, the class rectangle preferably longitudinally set, as rain perforaled strainer, uniform force, pass through size identical class rectangle hole Increase discharge area, rainwater is reduced in flow process with the contact area of the hole wall of abandoned stream hole 314, so that on-way resistance subtracts It is small, it can further reduce pressure drop.
Another preferred embodiment of the present embodiment, interface tube, dividing plate 315 and the shape of short tube 313 of the abandoned stream discharge outlet 312 Integrally, and with the lower end of outer barrel 31 detachable form is formed.The design of detachable form, be both for the ease of installation and removal, Also for later stage cleaning and observation is easy to, if any damage or blocks and can change and clear up in time.
Preferably, the long opening 320 is consistent with 311 directions of outer barrel clear stream delivery port, the short opening 321 with it is outer Cylinder water inlet 310 direction is consistent.And the short opening aperture on the inner cylinder is more than long opening aperture.As can be seen here, it is short The conveyance capacity of opening 321 is more than the conveyance capacity of long opening 320.
Embodiment 2
Abandoned stream hole described in the present embodiment 314 is in class rectangle, the class rectangle preferably laterally set, such as rain perforaled strainer one As, uniform force, by size identical class rectangle hole increase discharge area, rainwater in flow process with the hole of abandoned stream hole 314 The contact area of wall is reduced, so that on-way resistance reduces, can further reduce pressure drop.Except abandoned stream hole 314 in embodiment 2 Shape and structure is different, and other devices and structure are same as Example 1.Certainly, designed according to actual conditions, the shape in abandoned stream hole In addition to class rectangle, circle and ellipse, it is also an option that other shapes, as long as the shape of abandoned stream hole function can be met.
Operation principle of the present utility model:Terrace rainwater first passes through the big of the interior setting of multiple roof drains 1 of device for collecting rain water Sieve aperture filter, roof runoff convey into multiple roof drains 1 through collecting conduit, enter rainwater clear stream from water inlet 310 Delay shunt device 3, water level goes up therewith in outer barrel 31, and one side inner cylinder 32 rises in the presence of natural buoyancy covers clear stream Delivery port 311, early-stage rainwater is avoided to enter middle water tank 7, another aspect water enters in inner cylinder 32 from short opening 321, inner cylinder 32 air is discharged in the presence of hydraulic pressure from long opening 320, in the delay time of setting(The early-stage rainwater period)It is interior, initial stage Rainwater can only discharge from abandoned stream discharge outlet 312.After the delay time of setting, the rainwater that becomes a mandarin has been in clear stream state, inner cylinder 32 because Cause buoyancy to disappear full of water, sink to covering abandoned stream discharge outlet 312 under self gravitation effect, rainwater is through clear stream delivery port 311 Into middle water tank 7, discharged when middle water tank 7 reaches maximum capacity through overflow pipe 6 into drainpipe 4.When entering, rainwater is clear When the rainwater flow of stream delay shunt device 3 is less than normal, rainwater is discharged through abandoned stream hole 314 from abandoned stream discharge outlet 312, it is impossible in entrance Water tank 7.When rainfall stops, the water level decreasing in rainwater clear stream delay shunt device 3, the water in inner cylinder 32 is under gravity Discharge from short opening 321, drain through abandoned stream discharge outlet 312, air from long opening 320 enter inner cylinder 32 in balance in outer space Draught head, rainwater clear stream delay shunt device 3 recover state before rainfall.The delay time of wherein described setting(During early-stage rainwater Section)It can be previously set according to the size of long opening 320 or be adjusted according to field condition.By abandoned stream, delay shunt, finally will Rainwater-collecting enters middle water tank 7, and when reaching 7 maximum capacity of middle water tank, the water of middle water tank 7 enters row by overflow pipe 6 The abandoned stream of water pipe 4, if rainwater for more than 7 maximum capacity of middle water tank when, it is necessary to during water can through the delivery port of middle water tank 7 connect Ultraviolet sterilizer carries out disinfection and is delivered to each reclaimed water water spot by outlet pipe again.
Preferred embodiment of the present utility model is the foregoing is only, it is all at this not to limit the utility model Within the spirit and principle of utility model, any modification, equivalent substitution and improvements made etc., the utility model should be included in Protection domain within.

Claims (10)

  1. A kind of 1. sponge Urban roof rainwater delay shunt recovery system, it is characterised in that:Including device for collecting rain water, rainwater clear stream Delay shunt device(3), middle water tank(7), the rainwater clear stream delay shunt device(3)By inner cylinder(32)And outer barrel(31)Group Into the inner cylinder(32)It is placed on outer barrel(31)Inside, the outer barrel(31)In threeway tubulose and interface tube is provided with, respectively For water inlet(310), clear stream delivery port(311), abandoned stream discharge outlet(312), the abandoned stream discharge outlet(312)Locate the upper of interface tube End face is provided with dividing plate(315), the dividing plate(315)It is arranged above the short tube of a up/down perforation(313), the short tube (313)Several abandoned stream holes are provided with tube wall(314);The inner cylinder(32)Top is provided with long opening(320), the inner cylinder (32)Bottom sidewall is provided with short opening(321);
    The device for collecting rain water passes through the first water inlet pipe(2)With outer barrel water inlet(310)Interface tube connects, the outer barrel abandoned stream row The mouth of a river(312)Interface tube connects a drainpipe(4), the outer barrel clear stream delivery port(311)Interface tube pass through the second water inlet pipe (5)With middle water tank(7)Connection, the middle water tank(7)Inside it is further connected with an overflow pipe(6), the overflow pipe(6)The other end leads to Three-way connection is crossed by the outer barrel abandoned stream discharge outlet(312)Interface tube and drainpipe(4)Connection.
  2. A kind of 2. sponge Urban roof rainwater delay shunt recovery system according to claim 1, it is characterised in that:Also wrap Chlorination equipment is included, the chlorination equipment is ultraviolet sterilizer, and the ultra-violet sterlizing machine is arranged on middle water tank(7)Delivery port Place, and and outlet pipe(8)Connection, the outlet pipe(8)Direct user end.
  3. A kind of 3. sponge Urban roof rainwater delay shunt recovery system according to claim 2, it is characterised in that:It is described Middle water tank(7)It is also associated with a filling pipe.
  4. A kind of 4. sponge Urban roof rainwater delay shunt recovery system according to claim 1, it is characterised in that:It is described Device for collecting rain water is the multiple roof drains being arranged on roofing(1), each roof drain(1)First is come together in by collecting conduit Water inlet pipe(2).
  5. A kind of 5. sponge Urban roof rainwater delay shunt recovery system according to claim 4, it is characterised in that:It is each The roof drain(1)Inside it is equipped with double-edged fine-toothed comb.
  6. A kind of 6. sponge Urban roof rainwater delay shunt recovery system according to claim 1, it is characterised in that:It is all The abandoned stream hole(314)Size all same, the abandoned stream hole(314)In class rectangle or circle or ellipse.
  7. A kind of 7. sponge Urban roof rainwater delay shunt recovery system according to claim 6, it is characterised in that:It is described Abandoned stream hole(314)For the class rectangle laterally or longitudinally set.
  8. A kind of 8. sponge Urban roof rainwater delay shunt recovery system according to claim 1, it is characterised in that:It is described Abandoned stream discharge outlet(312)Interface tube, dividing plate(315)And short tube(313)Form one, and and outer barrel(31)Lower end is formed can Dismounting form.
  9. A kind of 9. sponge Urban roof rainwater delay shunt recovery system according to claim 1, it is characterised in that:It is described Long opening(320)With outer barrel clear stream delivery port(311)Direction is consistent, the short opening(321)With outer barrel water inlet(310) Direction is consistent.
  10. A kind of 10. sponge Urban roof rainwater delay shunt recovery system according to claim 9, it is characterised in that:Institute State short opening(321)Aperture be more than long opening(320)Aperture.
CN201720532248.1U 2017-05-15 2017-05-15 A kind of sponge Urban roof rainwater delay shunt recovery system Active CN206706890U (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110777913A (en) * 2019-10-18 2020-02-11 河海大学 System capable of storing and utilizing road rainwater on site

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110777913A (en) * 2019-10-18 2020-02-11 河海大学 System capable of storing and utilizing road rainwater on site

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