A kind of rainwater purification system
It the utility model is related to technical field of sewage, and in particular to a kind of rainwater purification system.
China is one of country of 13 serious water shortages in the world, with developing rapidly for national economy, population it is quick
Increase and the raising of living standards of the people, industry and urban domestic water increase considerably, water resource day is becoming tight.On the earth
Only 0.28% freshwater resources can be used as domestic water, agricultural water and industrial water, to meet the needs of the mankind.Due to water
Resource is uneven in spatial and temporal distributions, and the mankind are to the unreasonable development and serious waste of water resource in addition, and in city
To exacerbation of pollution of waterhead etc. in city, course of industrialization so that more and more prominent with water contradiction.
Recently, people increasingly pay attention to, extensive utilize of rainwater resource is to economize on the rainwater utilization of natural water resources
Water, mitigate Urban Flood Waterlogging, the effective measures alleviating drainage pipeline burden, reduce pollutional load, improving water environment state.Mesh
Before, more and more common to the Collection utilization of rainwater both at home and abroad, rainwater passes through certain filtering, and water uses in being used as completely,
It even may also reach up the standard of drinking water.Since the gathering surface for collecting rainwater is essentially all outdoor, various reasons can make
Rainwater is subject to different degrees of pollution, and the direct of this water can also have adverse effect on environment using being unsafe, because
This, using appropriate filtration apparatus, it is necessary to carry out filtering to the rainwater of collection.
In the prior art, a kind of rainwater filter tower as disclosed in China Patent Publication No. CN103071333A, including tower body,
Roof drainage main pipe, catchment pipeline, and the tower top pipeline inside tower body is stretched into the top installation of the tower body, and in the tower
The end of top manifold is installed by the first liquid re-distributor；The inner cavity of the tower body sets and is laid on filler branch successively from top to bottom
The first packing layer, the second packing layer in support, install between first packing layer and second packing layer and twine a mistake
Filter；The tap connected with the tower body inner cavity is set in the tower body bottom sidewall；The roof drainage main pipe connects
It is connected at the drainage collection plate at roof eaves；Described pipeline one end of catchmenting connects with the roof drainage main pipe, is another
End and the tower top pipeline connection.The preferable rainwater of water quality can be utilized by the utility model, alleviate the present situation of short water supply；
Electric energy is not consumed, operating cost is low, reduces the expenditure of people's water rate；Solves the problems, such as rainy season, especially arid is few
The area of rain.But the rainwater treatment amount of the device is small, filter efficiency is low.
A kind of infiltration type type rainwater filter well that and for example China Patent Publication No. CN203546888U is opened, including well lid, well body
And base, it is a kind of comprehensive rain penetration device.Rain water inlet pipe, outlet pipe are set in well body, and water inlet pipe is low
In outlet pipe；Permeability hole and automatic filtering unit are set on base, which includes Prefabricated combined septic tank, drainage grid,
Shaft bottom seat is divided into two regions by drainage grid.Well holes on base, percent opening are 1%~2%.When permeating well embedment underground, well
Rubble, geotextiles and husky filter layer are filled around holes on base region, rubble filler porosity is about 30%.During rainfall, rain
Water enters in this infiltration type type rainwater filter well from water inlet pipe, and the solid impurity flowed into rainwater is trapped within well and cuts dirt first
On Hanging Basket and drainage grid, a part of rainwater enters rubble filter layer by permeating the aperture of shaft bottom seat, penetrates into soil, more
Remaining rainwater is then flowed out in next infiltration well from outlet pipe.The device good filtration effect, but application range is limited.
The defects of to solve in the prior art, the utility model provide a kind of simple in structure, easy to use, filter effect
It is good, the high rainwater purification system of filter efficiency.
Utility model content
The purpose of the utility model is to overcome the deficiencies in the prior art, there is provided a kind of rainwater purification system, is there is rainfall
When, rainwater-collecting surface area is increased by water-collecting tray, collects more rainwater, and the rainwater being collected into collects under the effect of gravity
Into annular guide channel, then by communicating pipe, expansion chamber is flowed into, is coordinated by filter chamber and expansion chamber and carries out sedimentation filtration, so
Depth-type filtration purification is carried out by refined filtration room afterwards, collecting chamber is finally fallen into and is collected, realizes that dmp filter purifies, it filters effect
Rate is high, good filtration effect, is of great significance to the application development for promoting sponge city.
The purpose of this utility model is achieved through the following technical solutions：
A kind of rainwater purification system, including water-collecting tray and housing, the water-collecting tray is arranged on case top, for collecting rain
Water, the case top are additionally provided with annular guide channel and greenbelt soil horizon, and the annular guide channel is centered around greenbelt soil horizon
Around, filter chamber, expansion chamber, surge chamber, refined filtration room and collecting chamber, the filtering are disposed with from top to bottom in the housing
In greenbelt soil horizon, the annular guide channel bottom is evenly arranged with more communicating pipes, the both ends of the communicating pipe for interior
Connected respectively with annular guide channel, expansion chamber, the filter chamber is connected with expansion chamber, and filter chamber and the connecting pin of expansion chamber are also set
The first filter screen is equipped with, the first overflow pipe is additionally provided with the side wall of filter chamber, the filter chamber is by the first overflow pipe with delaying
Rush room connection, the surge chamber be cavity, for keeping in water after filter chamber filters, refined filtration room both ends respectively with buffering
Room, collecting chamber connect, and adsorption stuffing is filled with refined filtration room, for carrying out depth-type filtration, the side wall of the collecting chamber to rainwater
On be also respectively provided with negative tube, spray header and the second overflow pipe, second overflow pipe is arranged on close to refined filtration room to catchment
In chamber interior walls, the negative tube is arranged on the top of the second overflow pipe, and vacuum pump, the water-collecting tray top are additionally provided with negative tube
Portion is additionally provided with least one nozzle, and the nozzle is connected with spray header, and water pump is additionally provided with the spray header；It is described
Housing bottom is additionally provided with scum pipe, and the scum pipe sequentially passes through collecting chamber, refined filtration room and surge chamber, and with the bottom of expansion chamber
Further, the second filter screen is additionally provided between the annular guide channel and the communicating pipe.
Further, the greenbelt soil horizon is used to plant greenbelt plant.
Further, the expansion chamber bottom is additionally provided with collection slag cylinder, and the slag cylinder that integrates is inverted cone-shaped structure, the deslagging
Pipe is connected with collection slag cylinder bottom.
Further, also it is evenly arranged with a plurality of sorption channel in the adsorption stuffing of the refined filtration room.
Further, the sorption channel is serpentine sorption channel.
Further, ultraviolet lamp is additionally provided with the chamber interior walls of catchmenting and shines unit, gone out for carrying out antivirus to purified water
Further, the adsorption stuffing is activated carbon, adsorption stuffing lower surface carried titanium dioxide.
Further, overflow valve is provided with second overflow pipe, residual cake valve is additionally provided with the scum pipe.
The beneficial effects of the utility model are：The utility model rainwater purification system, it is simple in structure, it is easy to use, having
During rainfall, rainwater-collecting surface area is increased by water-collecting tray, collects more rainwater, and the rainwater being collected into is under the effect of gravity
It is pooled in annular guide channel, then by communicating pipe, flows into expansion chamber, coordinated by filter chamber and expansion chamber and settled
Filter, then carries out depth-type filtration purification by refined filtration room, finally falls into collecting chamber and be collected, and realizes that dmp filter purifies, its
Filter efficiency is high, good filtration effect, is of great significance to the application development for promoting sponge city.
Brief description of the drawings
Fig. 1 is the structure diagram of the utility model rainwater purification system；
Fig. 2 is the top view of the utility model rainwater purification system；
In figure, 1- housings, 2- water-collecting trays, 3- annular guide channels, 4- greenbelt soil horizons, 5- filter chambers, 6- expansion chambers, 7- delays
Rush room, 8- refined filtrations room, 9- collecting chambers, 10- communicating pipes, the first filter screens of 11-, the first overflow pipes of 12-, 13- adsorption stuffings, 14-
Negative tube, the second overflow pipes of 15-, 16- scum pipes, 17- spray headers, 18- vacuum pumps, 19- nozzles, 20- overflow valves, 21- rows
Slag valve, 22- ultraviolet lamps shine unit, 23- stopping areas, 24- greenbelt plants, the second filter screens of 25-, 26- sorption channels, 27- collection
Slag cylinder, 28- water pumps.
The technical solution of the utility model, but the scope of protection of the utility model are described in further detail below in conjunction with the accompanying drawings
It is not limited to as described below.
As depicted in figs. 1 and 2, a kind of rainwater purification system, including water-collecting tray 2 and housing 1, the water-collecting tray 2 are arranged on
The top of housing 1, for collecting rainwater, the top of housing 1 is additionally provided with annular guide channel 3 and greenbelt soil horizon 4, the annular
Guide groove 3 surrounds greenbelt soil horizon 4, be disposed with from top to bottom in the housing 1 filter chamber 5, expansion chamber 6, surge chamber 7,
Refined filtration room 8 and collecting chamber 9, the filter chamber 5 are embedded in greenbelt soil horizon 4, and the greenbelt soil horizon 4 is arranged on sedimentation
The top of room 6,3 bottom of annular guide channel are evenly arranged with more communicating pipes 10, the both ends of the communicating pipe 10 respectively with annular
Guide groove 3, expansion chamber 6 connect, and the filter chamber 5 is connected with expansion chamber 6, and filter chamber 5 and the connecting pin of expansion chamber 6 are additionally provided with
First filter screen 11, is additionally provided with the first overflow pipe 12 on the side wall of filter chamber 5, the filter chamber 5 passes through the first overflow pipe 12
Connected with surge chamber 7, the surge chamber 7 is cavity, for the temporary water after the filtering of filter chamber 5,8 both ends of refined filtration room point
Do not connected with surge chamber 7, collecting chamber 9, adsorption stuffing 13 is filled with refined filtration room 8, it is described for carrying out depth-type filtration to rainwater
Negative tube 14,17 and second overflow pipe 15 of spray header, second overflow pipe 15 are also respectively provided with the side wall of collecting chamber 9
It is arranged on close to refined filtration room 8 on 9 inner wall of collecting chamber, the negative tube 14 is arranged on the top of the second overflow pipe 15, negative tube 15
On be additionally provided with vacuum pump 18, the top of water-collecting tray 2 is additionally provided with least one nozzle 19, the spray 19 and spray header
17 connect, and water pump 28 is additionally provided with the spray header 17；1 bottom of housing is additionally provided with scum pipe 16, the deslagging
Pipe 16 sequentially passes through collecting chamber 9, refined filtration room 8 and surge chamber 7, and is connected with the bottom of expansion chamber 6.
Specifically, it is additionally provided with the annular guide channel 3 and between the communicating pipe 10 second filter screen 25.Preferably,
The water-collecting tray 3 is the annular water-collecting tray that is obliquely installed, and low outer height in water-collecting tray 3, easy to by rainwater catchment.There is rainfall
When, rainwater-collecting surface area is increased by water-collecting tray 2, collects more rainwater, and the rainwater being collected into converges under the effect of gravity
Collect in annular guide channel 3, then by communicating pipe 10, flow into expansion chamber 6 and filtered；And by annular guide channel 3 with connect
Second filter screen 25 is set between pipe 10, and rainwater utilizes the second filter screen during communicating pipe 10 is flowed into from annular guide channel 3
25 remove the large granular impurity in rainwater, avoid because large granular impurity causes purifier to block.
Specifically, the greenbelt soil horizon 4 is used to plant greenbelt plant 24.Utilize the idle sky at the top of purifier
Between, greenbelt soil horizon 4 is set to, for planting greenbelt plant 24, urban green coverage rate is improved, avoids direct sunlight.
Preferably, it is additionally provided with stopping area 23 on 5 outer wall of filter chamber；Greenbelt plant root growth is limited using stopping area 23,
Avoid destroying 5 structure of filter chamber because of greenbelt plant root growth, damage purifier.
Specifically, 6 bottom of expansion chamber is additionally provided with collection slag cylinder 27, and the slag cylinder 27 that integrates is described as inverted cone-shaped structure
Scum pipe 16 is connected with 27 bottom of collection slag cylinder.Rainwater enters expansion chamber 6 by communicating pipe 10, rainwater cumulative process in expansion chamber 6
In, since rainwater is small in 6 internal mobility of expansion chamber, holdup time length so that the impurity in rainwater is slowly settled down to 6 bottom of expansion chamber
Portion assembles, and after rainwater runs up to a certain amount, the rainwater after sedimentation enters filter chamber 5 by the first filter screen 11, and
From the first overflow pipe outflow surge chamber 7 of filter chamber 5, and enter the process of filter chamber 5 by the first filter screen 11 in rainwater
In, the first filter screen 11 can effectively filter the impurity flowed with current, improve settling efficiency and effect of settling.
Specifically, a plurality of sorption channel 26 is also evenly arranged with the adsorption stuffing 13 of the refined filtration room 8.Rainwater is by heavy
After dropping room 6 and the processing of filter chamber 5, surge chamber 7 is flowed into by the first overflow pipe 12, is kept in surge chamber 7, while rainwater passes through
Refined filtration room 8 carries out further filtration, purification, and rainwater is under the effect of gravity, during surge chamber 7 flows through refined filtration room 8,
By setting a plurality of sorption channel 26 in the adsorption stuffing 13 of refined filtration room 8 so that rainwater can be largely logical quickly through absorption
Road 26 carries out filtration, purification, increases rainwater treatment amount of the refined filtration room 8 within the unit interval, improves purification efficiency and the purification of device
Specifically, the sorption channel 26 is serpentine sorption channel 26.It is logical that sorption channel 26 is arranged to serpentine absorption
Road 26, so as to extend the filter run of rainwater, extends the time of contact of rainwater and adsorption stuffing 13, so as to improve adsorption stuffing 13
To the filtration, purification efficiency and filtration, purification effect of rainwater, ensure the water quality reaching standard after device is handled.
Specifically, ultraviolet lamp is additionally provided with 9 inner wall of collecting chamber and shines unit 22, gone out for carrying out antivirus to purified water
Bacterium.Preferably, the ultraviolet lamp is looked after according to unit 22 for the ultraviolet lamp of charged.After rainwater is handled by refined filtration room 8, collection is flowed into
Hydroecium 9 is collected, and the water being gathered in collecting chamber 9, under the action of ultraviolet lamp shines unit 22, is effectively killed virus to water
Sterilization treatment, improves Water quality, extends holding time of the water in collecting chamber 9；And on the other hand, in the side wall of collecting chamber 9
Upper setting spray header 17, during hot weather, the greenbelt plant 24 planted on greenbelt soil horizon 4 needs to carry out
During pouring, water pump 28 is opened, under the action of water pump 28, the water in collecting chamber 9 is extracted out, and flowed to and sprayed by spray header 17
First 19, and greenbelt plant 24 is sprayed to by nozzle 19, realize the pouring to greenbelt plant 24, that improves water resource utilizes effect
Specifically, the adsorption stuffing 13 is activated carbon, 13 lower surface carried titanium dioxide of adsorption stuffing.Lead in rainwater
Cross during adsorption stuffing 13 flows to collecting chamber 9, using ultraviolet lamp according between unit 22 and the activated carbon of carried titanium dioxide
Cooperation so that activated carbon has photocatalytic effect, and effectively the larger molecular organics in the water body that flows through can be adsorbed
Decompose, improve the purification efficiency and clean-up effect of device.
Specifically, overflow valve 20 is provided with second overflow pipe 15, residual cake valve is additionally provided with the scum pipe 16
21.By setting the second overflow pipe 15 on 9 side wall of collecting chamber, need to utilize water body in collecting chamber 9 in some equipment
When, which is connected with the second overflow pipe 15, opening overflow valve 20, the water in collecting chamber 9 is just flowed by the second overflow pipe 15
Go out, so as to fulfill the utilization rate of water resource is improved；And residual cake valve 21 is set on scum pipe 16, the accumulation of impurities in collection slag cylinder 27
To it is a certain amount of when, open residual cake valve 21 so that impurity is discharged from scum pipe 16；And also or rainfall is larger, beyond device
During treating capacity, residual cake valve 21 is opened so that the rainwater in expansion chamber 6 is directly just discharged by scum pipe 16, reduces the work of device
Make load, while reasonable water conservancy diversion is carried out to rainwater, avoid accumulation of rainwater into flood.
In use, when there is rainfall, rainwater-collecting surface area is increased by water-collecting tray 2, collects more rainwater, and collected
To rainwater be pooled under the effect of gravity in annular guide channel 3, then by communicating pipe 10, flow into expansion chamber 6, pass through filter chamber
5 and expansion chamber 6 coordinate and carry out sedimentation filtration, impurity sedimentation is to collecting 27 bottom of slag cylinder, and rainwater is filtered by the first filter screen 11,
Then surge chamber 7 is flowed into by the first overflow pipe 12, rainwater is detained in surge chamber 7, while carries out depth-type filtration by refined filtration room 8
Purification, finally falls into collecting chamber 9 and is collected, and realizes that dmp filter purifies, its filter efficiency is high, good filtration effect, to promoting
The application development in sponge city is of great significance.
The above is only the preferred embodiment of the utility model, it should be understood that the utility model is not limited to herein
Disclosed form, is not to be taken as the exclusion to other embodiment, and can be used for various other combinations, modification and environment, and
It can be modified in contemplated scope described herein by the technology or knowledge of above-mentioned teaching or association area.And this area
The modifications and changes that personnel are carried out do not depart from the spirit and scope of the utility model, then all should be in right appended by the utility model
It is required that protection domain in.