CN107500470A

CN107500470A - A kind of smart city sewage water treatment method

Info

Publication number: CN107500470A
Application number: CN201710714902.5A
Authority: CN
Inventors: 陈佳露
Original assignee: Individual
Current assignee: Individual
Priority date: 2017-08-19
Filing date: 2017-08-19
Publication date: 2017-12-22

Abstract

The invention discloses a kind of smart city sewage water treatment method, including base, the top of base is installed with physical treatment case, biological treatment tank and chemical processing tank successively from left to right, the side of physical treatment case is provided through water inlet pipe, removal of impurities fence is installed with the inner chamber of physical treatment case, fence clean positioned at the lower section of water inlet tube insert reason processing box cavity one end, the inside of physical treatment case and positioned at removal of impurities fence below be installed with Rose Box, the outer surface of Rose Box is fixedly connected with the side wall of physical treatment case.The present invention is by setting physics treatment box, biological treatment tank and the cooperating of chemical processing tank, floating object and the molecule not soluble in water in municipal sewage are removed by physical treatment case, and the bacterium and microorganism in municipal sewage are eliminated by biological treatment tank, the chemical pollutant in decontaminated water is removed finally by chemical processing tank, so as to reach the effect of Treating Municipal Sewage.

Description

A kind of smart city sewage water treatment method

Technical field

The present invention relates to technical field of sewage, specially a kind of smart city sewage water treatment method.

Background technology

With the increasingly continuous development of expansion and industrial or agricultural of urban population, the pollution to environment is also increasingly severe, especially It is that water pollution is even more serious, through dirty with noise pollution, air pollution and the referred to as pollution greatly of the three of nature, wherein city Water is than more serious one in whose pollution.

Municipal sewage refers to the general designation for being discharged into the sewage of town sewage system, in combined drainage system, in addition to life Waste water and the rainwater of retention are produced, municipal sewage mainly includes sanitary sewage and trade effluent, collected by urban drainage pipe network and defeated Sewage treatment plant is sent to be handled.

From existing sewage treatment plant typically can all be carried out by sewage disposal device to the sewage discharged from sewer pipe Reason, sewage disposal device is all to first pass through physical filtering mostly, the operation such as biofiltration and chemical filtering is then carried out again, to dirt Water is handled and filtered, but existing sewage disposal device, in use for some time, the impurity just easily filtered The situation that accumulation causes to block occurs, and filter effect is had an impact.

The content of the invention

It is an object of the invention to provide a kind of smart city sewage water treatment method, solve showing of being mentioned in background technology Some sewage disposal devices, in use for some time, the situation that the impurity accumulation just easily filtered causes to block occur, The problem of being had an impact to filter effect.

To achieve the above object, the present invention provides following technical scheme：A kind of smart city sewage water treatment method, including bottom Seat, the top of the base is installed with physical treatment case, biological treatment tank and chemical processing tank successively from left to right, described The side of physical treatment case is provided through water inlet pipe, and removal of impurities fence, institute are installed with the inner chamber of the physical treatment case Removal of impurities fence is stated positioned at the lower section of water inlet tube insert reason processing box cavity one end, the inside of the physical treatment case and is located at Rose Box is installed with below removal of impurities fence, the outer surface of the Rose Box is fixedly connected with the side wall of physical treatment case, The top and bottom of the Rose Box are opening-like, and the front of Rose Box offers slot, and the quantity of the slot is three It is individual, and the inside of slot is plugged with screen pack, sponge filter and activated carbon filter successively from top to bottom, at the physics The side of reason case is provided through conduit, and the other end of the conduit passes physical treatment case and extends to the interior of biological treatment tank Portion.

It is installed with sterilization box in the inner chamber of the biological treatment tank, the side wall of the sterilization box and biological treatment tank Madial wall is fixedly connected, and sterilization box is located at the underface of conduit, and the top of the sterilization box is opening-like, and sterilization box is interior Heating resistance wire is installed with chamber, the heating resistance wire is looped around in the inner chamber of sterilization box in the shape of a spiral, and sterilization box Lower section be provided with through hole, and through hole is in funnel-form, and the outer surface of the biological treatment tank is installed with by nut to feed intake Case, the front of the feeding tank are provided through commissioning pipe I, and one end of the commissioning pipe I through biological treatment pipe and extends to The lower section of sterilization box, and control valve I is provided with commissioning pipe I, one end of the biological treatment tank is provided through drainpipe, institute One end of drainpipe is stated through chemical processing tank and is extended in the inner chamber of chemical processing tank.

The inside of the chemical processing tank is installed with dividing plate, is provided with magnetic valve on the dividing plate, at the chemistry Discharging box is installed with the top of reason case, trough is offered at the top of the discharging box, the trough passes through commissioning pipe II is connected with the inner chamber of chemical processing tank, and the top of commissioning pipe II is provided with control valve II, and the side of chemical processing tank is opened Provided with discharge outlet.；The discharging box includes great Piao extracts 65% and Alocasia ordora extract 35%；Great Piao method for preparing extractive For：Take a certain amount of great Piao to clean, dry in the shade, be placed in mixer and smash to pieces, be then encapsulated in polybag be placed in refrigerator preserve it is 3 small When, then take out weigh it is a certain amount of, by 1：3 feed liquid weight stands 45 minutes than adding extraction solvent, 20 ° of maintenance, filtering After can obtain；Alocasia ordora extract preparation method is：Grind into powder is intercepted from dry Alocasia ordora rhizome, is oozed with the ethanol of fraction 90% Filter extraction, concentrated extracting solution, total extract medicinal extract is suspended with suitable quantity of water, is extracted successively with petroleum ether and ethyl acetate, is obtained acetic acid Ethyl ester position, compound is isolated and purified in the ethyl acetate extract of extraction, you can.

Preferably, the front surface of the physical treatment case is opening-like, and the front of physical treatment case is located at opening hinge Chamber door is connected to, and handle is provided with chamber door.

Preferably, the groove I through screen pack is offered on the screen pack, peace is fixed in the inside of the groove I Equipped with metal filter screen, it is fixedly connected between the side wall and the inwall of groove I of the metal filter screen.

Preferably, groove I is offered at the top of the sponge filter, the inside of the groove I is placed with sponge filtering Layer, and the bottom of sponge filter offers the groove II of communication groove I, the groove II is in latticed.

Preferably, groove II is offered at the top of the activated carbon filter, and the inside of groove II is placed with activated carbon Filter layer, and the bottom of activated carbon filter offers the groove III through activated carbon filter.

Preferably, the activated carbon filter layer includes packaging cloth bag, and the inside of the packaging cloth bag is filled with active powdered carbon End.

Preferably, the inside of the physical treatment case is installed with rectangle installation frame, the rectangle installation frame Removal of impurities fence is installed between inwall.

Preferably, the quantity of the dividing plate is two, and chemical processing tank is divided into three cavitys by two dividing plates, three Connected between cavity by magnetic valve.

Preferably, the quantity of the standing groove is three, and the inside of three standing grooves is placed with buffer solution, flocculation respectively Agent solution and lime mixed liquor.

Compared with prior art, beneficial effects of the present invention are as follows：

1st, the present invention passes through physics by setting physics treatment box, biological treatment tank and the cooperating of chemical processing tank Treatment box removes floating object and molecule not soluble in water in municipal sewage, and eliminates city dirt by biological treatment tank Bacterium and microorganism in water, the chemical pollutant in decontaminated water is removed finally by chemical processing tank, so as to reach processing city The effect of city's sewage.

2nd, the present invention, will be by physics after sewage enters the inside of physical treatment case by setting physics treatment box Removal of impurities fence inside reason case is gone out the rubbish and debris of water float, and then, sewage can be by Rose Box, so as to filter out dirt Particulate contaminant in water, and by extracting screen pack, sponge filter and activated carbon filter out, to screen pack, sea Continuous filter and activated carbon filter is changed, and is caused so as to reach to change the impurity for conveniently, avoiding the occurrence of filtering and accumulate The situation of blocking occurs, and filter effect is had an impact.

3rd, the present invention after sewage enters the inside of biological treatment tank, can be entered and killed by setting biological treatment tank The inside of bacterium case, the heating resistance wire inside sterilization box can generate heat carries out heating sterilization to sewage, thin in sewage so as to kill Bacterium, and by beating control valve I, so that the inside that the chlorine in feeding tank enters biological treatment tank is sterilized to sewage Processing.

4th, the present invention is by setting chemical processing tank, after sewage enters the inside of chemical processing tank, is controlled by opening Valve II processed, so that the material inside discharging box enters the inside of chemical processing tank, when material enters chemical processing tank Behind inside, acid-base value regulation, removal filtration and dephosphorization can be carried out to sewage and handled, chemical place is carried out to sewage so as to reach Reason, go out the effect of chemical pollutant in decontaminated water.

5th, the present invention is by through hole by setting funnel, so that after sewage enters the inside of sterilization box, during outflow More slowly, so that the time of sterilization box internal stops is longer in sewage, so that being sterilized in sewage in sterilization box Process it is longer so that the effect of sterilization is more thorough, reduce that bacterium and microorganism in sewage are existing to measure.

Brief description of the drawings

Fig. 1 is schematic structural view of the invention；

Fig. 2 is the internal structure schematic diagram of physical treatment case of the present invention；

Fig. 3 is the internal structure schematic diagram of Rose Box of the present invention；

Fig. 4 is the internal structure schematic diagram of biological treatment tank of the present invention；

Fig. 5 is the internal structure schematic diagram of sterilization box of the present invention；

Fig. 6 is the internal structure schematic diagram of chemical processing tank of the present invention.

In figure：1 base, 2 physical treatment casees, 3 biological treatment tanks, 4 chemical processing tanks, 5 water inlet pipes, 6 removal of impurities fence, 7 mistakes Filter box, 8 slots, 9 screen packs, 10 sponge filters, 11 activated carbon filters, 12 conduits, 13 sterilization boxes, 14 heating resistors Silk, 15 through holes, 16 feeding tanks, 17 commissioning pipes I, 18 control valves I, 19 drainpipes, 20 dividing plates, 21 magnetic valves, 22 discharging boxes, 23 are put Hopper, 24 commissioning pipes II, 25 chamber doors, 26 grooves I, 27 metal filter screens, 28 groove Is, 29 sponge filter layers, 30 grooves II, 31 Groove II, 32 activated carbon filter layers, 321 packaging cloth bags, 322 active carbon powders, 33 grooves III, 34 rectangle installation frames, 35 controls Valve II processed.

Embodiment

Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.It is based on Embodiment in the present invention, those of ordinary skill in the art are obtained every other under the premise of creative work is not made Embodiment, belong to the scope of protection of the invention.

Fig. 1-6, a kind of smart city sewage water treatment method, including base (1) are referred to, base is provided with control on (1) Panel, the top of base (1) are installed with physical treatment case (2), biological treatment tank (3) and chemical treatment successively from left to right Case (4), the side of physical treatment case (2) are provided through water inlet pipe (5), sewage is entered at physics by water inlet pipe (5) The inside of case (2) is managed, so as to carry out physics removal of impurities successively, the processing of the degerming and chemical decontamination of biology, physical treatment case to it (2) removal of impurities fence (6) is installed with inner chamber, the inside of physical treatment case (2) is installed with rectangle installation frame (34) removal of impurities fence (6), is installed between the inwall of rectangle installation frame (34), by setting removal of impurities fence (6), so as to After sewage is entered the inside of physics trash extraction box, the rubbish of dirty water float can rest on the top of removal of impurities fence (6), removal of impurities Fence (6) is located at the lower section of water inlet pipe (5) insertion physics treatment box (2) inner chamber one end, the inside and position of physical treatment case (2) Rose Box (7), the outer surface of Rose Box (7) and the side wall of physical treatment case (2) are installed with below removal of impurities fence (6) It is fixedly connected, the top and bottom of Rose Box (7) are opening-like, and the front of Rose Box (7) offers slot (8), slot (8) quantity be three, and the inside of slot (8) be plugged with successively from top to bottom screen pack (9), sponge filter (10) and Activated carbon filter (11), by setting Rose Box (7), so as to filter out the particulate contaminant in sewage, and pass through extraction Sieve plate, sponge filter (10) and activated carbon filter (11), so as to screen pack (9), sponge filter (10) and live Property charcoal filter (11) changed, change convenient so as to reach, avoiding the occurrence of the impurity accumulation of filtering causes the feelings blocked Condition occurs, and filter effect is had an impact the groove I (26) through screen pack (9) is offered on screen pack (9), groove I (26) inside is installed with metal filter screen (27), between the side wall of metal filter screen (27) and the inwall of groove I (26) It is fixedly connected, the mesh on metal filter screen (27) can further filter out floating object and impurity in sewage, sponge mistake Groove I (28) is offered at the top of filter plate (10), the inside of groove I (28) is placed with sponge filter layer (29), and sponge is filtered The bottom of plate (10) offers the groove II (30) of communication groove I (28), and groove II (30) is in latticed, and sponge can filter out Less particulate matter and floating object in sewage, so as to reach the effect that filtration treatment is carried out to sewage, activated carbon filter (11) Top offer groove II (31), and the inside of groove II (31) is placed with activated carbon filter layer (32), and activated carbon filters The bottom of plate (11) offers the groove III (33) through activated carbon filter (11), and activated carbon filter layer (32) includes packing sheet Bag (321), the inside of packaging cloth bag (321) are filled with active carbon powder (322), and active carbon powder (322) has the effect of absorption Fruit, the other physical pollutant of molecular level in decontaminated water can be removed, so as to reach the effect that physical filtering is carried out to sewage, removed Physical pollutant in sewage, the side of physical treatment case (2) are provided through conduit (12), and the other end of conduit (12) passes Physical treatment case (2) simultaneously extends to the inside of biological treatment tank (3), and the front surface of physical treatment case (2) is opening-like, and physics The front for the treatment of box (2) is located at opening and is hinged with chamber door (25), and is provided with handle on chamber door (25), by opening chamber door (25), so as to carry out replacing processing to the inside of physical treatment case (2), so as to avoid impurity screening from being deposited in physical treatment case (2) inside.The discharging box includes great Piao extracts 65% and Alocasia ordora extract 35%；Great Piao method for preparing extractive is： Take a certain amount of great Piao to clean, dry in the shade, be placed in mixer and smash to pieces, be then encapsulated in polybag to be placed in refrigerator and preserve 3 hours, Then take out weigh it is a certain amount of, by 1：3 feed liquid weight stands 45 minutes than adding extraction solvent, 20 ° of maintenance, after filtering It can obtain；Alocasia ordora extract preparation method is：Grind into powder is intercepted from dry Alocasia ordora rhizome, with the ethanol percolation of fraction 90% Extraction, concentrated extracting solution, total extract medicinal extract are suspended with suitable quantity of water, are extracted successively with petroleum ether and ethyl acetate, are obtained acetic acid second Esteratic site, compound is isolated and purified in the ethyl acetate extract of extraction, you can.After great Piao extract solutions absorb to Water phosphorus Caused by being enriched in itself in vivo, Qie great Piao have stronger removal effect to the nitrogen in polluted-water, phosphorus, and the clearance of phosphorus is higher than Nitrogen；Alocasia ordora extract solution maintains the balance of carbon dioxide and oxygen, improves miniclimate, weakens noise, water conservation, adjusts humidity； In addition, the functions such as dust, purification air are also absorbed；Great Piao and Alocasia ordora be have studied to ammonia nitrogen in pond water and chemical oxygen demand The removal effect results of amount show that two kinds of plants have to NH3-N under obvious collaboration removal effect aeration conditions, processing 3 After it, NH3-N clearance is respectively up to 99.19% and 99.11%, and net clearance is respectively 70.51% and 70.44%, relatively 6% is improved in prior art.

Sterilization box (13), the side wall of sterilization box (13) and biological treatment are installed with the inner chamber of biological treatment tank (3) The madial wall of tank is fixedly connected, and sterilization box (13) is located at the underface of conduit (12), and the top of sterilization box (13) is opening-like, And heating resistance wire (14) is installed with the inner chamber of sterilization box (13), heating resistance wire (14) is looped around sterilization in the shape of a spiral In the inner chamber of case (13), and through hole (15) is provided with below sterilization box (13), and through hole (15) is in funnel-form, biological treatment tank (3) outer surface is installed with feeding tank (16) by nut, and the inside of feeding tank (16) is filled with liquor natrii hypochloritis, throws The front of hopper (16) is provided through commissioning pipe I (17), and one end of commissioning pipe I (17), which is run through biological treatment pipe and extended to, kills The lower section of bacterium case (13), and control valve I (18) is provided with commissioning pipe I (17), one end of biological treatment tank (3) is provided through Drainpipe (19), one end of drainpipe (19) through chemical processing tank (4) and are extended in the inner chamber of chemical processing tank (4), when After sewage enters the inside of biological treatment tank (3), the inside of sterilization box (13) can be introduced into, when sewage enters sterilization box (13) behind inside, the internal heating resistance wire (14) of sterilization box (13) can generate heat carries out heating sterilization to sewage, so as to kill Bacterium in sewage, and control valve I (18) is opened by control panel, so that the sodium hypochlorite of feeding tank (16) inside is molten Liquid enters the inside of biological treatment tank (3) by commissioning pipe I (17), so as to the microorganism of heat resistance present in sewage and Bacterium carries out the processing of sterilizing.

The inside of chemical processing tank (4) is installed with dividing plate (20), and magnetic valve (21) is provided with dividing plate (20), chemistry Discharging box (22) is installed with the top for the treatment of box (4), trough (23), trough are offered at the top of discharging box (22) (23) connected by commissioning pipe II (24) with the inner chamber of chemical processing tank (4), and control is provided with the top of commissioning pipe II (24) Valve II (35), and the side of chemical processing tank (4) offers discharge outlet, in use, the conduit on water pumper is arranged on into draining At mouthful, then start water pumper, so as to be drawn water, make sewage under the influence of air pressure, flow through the urban wastewater treatment equipment, The quantity of dividing plate (20) is two, and chemical processing tank (4) is divided into three cavitys by two dividing plates (20), between three cavitys Connected by magnetic valve (21), the quantity of trough (23) is three, and the inside of three troughs (23) is placed respectively There are buffer solution, flocculant solution and lime mixed liquor, after sewage enters the inside of chemical processing tank (4), by once beating Control valve II (35) corresponding to opening, so as to be chemically treated to sewage, buffer solution also adjusts the acid-base value in sewage, flocculant Solution can make sewage that various pollutants ion present in chemical precipitation outlet sewage occur, and go out finally by lime mixed liquor Phosphorus in decontaminated water.

In summary：The present invention is by setting physics treatment box (2), biological treatment tank (3) and chemical processing tank (4) to match somebody with somebody Work is closed, floating object and molecule not soluble in water in municipal sewage are removed by physical treatment case (2), and pass through life Thing process tank (3) eliminates the bacterium and microorganism in municipal sewage, and the chemistry in decontaminated water is removed finally by chemical processing tank (4) Pollutant, so as to reach the effect of Treating Municipal Sewage.

Also, the present invention is by setting physics treatment box (2), after sewage enters the inside of physical treatment case (2) just The internal removal of impurities fence (6) of case (2) can be physically to go out the rubbish and debris of water float, then, sewage can pass through Filter box (7), so as to filter out the particulate contaminant in sewage, and by extracting screen pack, sponge filter (10) out and living Property charcoal filter (11), is changed to screen pack (9), sponge filter (10) and activated carbon filter (11), so as to reach Replacing is arrived conveniently, the situation that avoiding the occurrence of the impurity accumulation of filtering causes to block occurs, and filter effect is had an impact.

The present invention after sewage enters the inside of biological treatment tank (3), can be entered by setting biological treatment tank (3) To the inside of sterilization box (13), the internal heating resistance wire (14) of sterilization box (13) can generate heat carries out heating sterilization to sewage, from And the bacterium in sewage is killed, and by beating control valve I (18), so that the chlorine in feeding tank (16) enters biological place The inside for managing tank (3) carries out sterilization processing to sewage.

The present invention is by setting chemical processing tank (4), after sewage enters the inside of chemical processing tank (4), by beating Control valve II (35) is opened, so that the material of discharging box (22) inside enters the inside of chemical processing tank (4), when material enters To after the inside of chemical processing tank (4), acid-base value regulation, removal filtration and dephosphorization can be carried out to sewage and handled, so as to reach Sewage is chemically treated, goes out the effect of chemical pollutant in decontaminated water.

And simultaneously, the present invention by through hole (15) by setting funnel, so that sewage enters sterilization box (13) It is more slow during outflow behind inside, so that the time of sterilization box (13) internal stops is longer in sewage, so that in sewage The process sterilized in sterilization box (13) is longer, so that the effect of sterilization is more thorough, reduces bacterium and micro- life in sewage Thing is existing to be measured.

It should be noted that herein, term " comprising ", "comprising" or its any other variant are intended to non-row His property includes, so that process, method, article or equipment including a series of elements not only include those key elements, and And also include the other element being not expressly set out, or also include for this process, method, article or equipment institute inherently Key element.

Although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with A variety of changes, modification can be carried out to these embodiments, replace without departing from the principles and spirit of the present invention by understanding And modification, the scope of the present invention is defined by the appended.

Claims

A kind of 1. smart city sewage water treatment method, it is characterised in that：S1 is by setting physics treatment box (2), biological treatment tank (3) and chemical processing tank (4) cooperating, by physical treatment case (2) remove municipal sewage in floating object and do not dissolve in The molecule of water, and the bacterium and microorganism in municipal sewage are eliminated by biological treatment tank (3), at chemistry Case (4) is managed except the chemical pollutant in decontaminated water, so as to reach the effect of Treating Municipal Sewage；S2 is by setting physical treatment Case (2), case (2) internal removal of impurities fence (6) will be physically after sewage enters the inside of physical treatment case (2) and is gone out Remove the rubbish and debris of water float, then, sewage can by Rose Box (7), so as to filter out the particulate contaminant in sewage, And by extracting screen pack, sponge filter (10) and activated carbon filter (11) out, screen pack (9), sponge are filtered Plate (10) and activated carbon filter (11) are changed, and so as to reach replacing conveniently, the impurity accumulation for avoiding the occurrence of filtering is led The situation for causing to block occurs, and filter effect is had an impact；S3 is by setting biological treatment tank (3), when sewage enters biology Behind the inside of process tank (3), the inside of sterilization box (13) can be entered, the internal heating resistance wire (14) of sterilization box (13) can be sent out Heat carries out heating sterilization to sewage, so as to kill the bacterium in sewage, and by beating control valve I (18), so that feeding tank (16) inside that the chlorine in enters biological treatment tank (3) carries out sterilization processing to sewage；S4 is by setting chemical processing tank (4), after sewage enters the inside of chemical processing tank (4), by opening control valve II (35), so that in discharging box (22) The material in portion enters the inside of chemical processing tank (4), can be to sewage after material enters the inside of chemical processing tank (4) Acid-base value regulation, removal filtration and dephosphorization processing are carried out, sewage is chemically treated so as to reach, is gone out chemical in decontaminated water The effect of pollutant；S5 by through hole (15) by setting funnel, so that after sewage enters the inside of sterilization box (13), It is more slow during outflow, so that the time of sterilization box (13) internal stops is longer in sewage, so that sterilization box in sewage (13) process sterilized in is longer, so that the effect of sterilization is more thorough, reduces bacterium and microorganism in sewage and exists Amount.
A kind of 2. smart city sewage water treatment method according to claim 1, it is characterised in that：Physical treatment case (2) Side is provided through water inlet pipe (5), and removal of impurities fence (6) is installed with the inner chamber of physical treatment case (2), and clean fence (6) positioned at the lower section of water inlet pipe (5) insertion physics treatment box (2) inner chamber one end, the inside and position of the physical treatment case (2) Rose Box (7), outer surface and the physical treatment case (2) of the Rose Box (7) are installed with below removal of impurities fence (6) Side wall is fixedly connected, and the top and bottom of the Rose Box (7) are opening-like, and the front of Rose Box (7) offers slot (8), the quantity of the slot (8) is three, and the inside of slot (8) is plugged with screen pack (9), sponge successively from top to bottom Filter (10) and activated carbon filter (11), the side of the physical treatment case (2) is provided through conduit (12), described to lead The other end of pipe (12) passes physical treatment case (2) and extends to the inside of biological treatment tank (3).
A kind of 3. smart city sewage water treatment method according to claim 1, it is characterised in that：

Sterilization box (13), the side wall of the sterilization box (13) and biological treatment are installed with the inner chamber of biological treatment tank (3) The madial wall of tank (3) is fixedly connected, and sterilization box (13) is located at the underface of conduit (12), and the top of the sterilization box (13) is in Openning shape, and heating resistance wire (14) is installed with the inner chamber of sterilization box (13), the heating resistance wire (14) is helically Shape is looped around in the inner chamber of sterilization box (13), and through hole (15) is provided with below sterilization box (13), and through hole (15) is in funnel Shape, the outer surface of the biological treatment tank (3) are installed with feeding tank (16), the front of the feeding tank (16) by nut Commissioning pipe I (17) is provided through, one end of the commissioning pipe I (17) through biological treatment pipe (3) and extends to sterilization box (13) lower section, and control valve I (18) is provided with commissioning pipe I (17), one end of the biological treatment tank (3) is provided through Drainpipe (19), one end of the drainpipe (19) through chemical processing tank (4) and extend to the inner chamber of chemical processing tank (4) In.
A kind of 4. smart city sewage water treatment method according to claim 1, it is characterised in that：

The inside of the chemical processing tank (4) is installed with dividing plate (20), and magnetic valve (21) is provided with the dividing plate (20), Discharging box (22) is installed with the top of the chemical processing tank (4), trough is offered at the top of the discharging box (22) (23), the trough (23) is connected by commissioning pipe II (24) with the inner chamber of chemical processing tank (4), and commissioning pipe II (24) Top is provided with control valve II (35), and the side of chemical processing tank (4) is offering physical treatment case (2) described in discharge outlet just Surface is opening-like, and the front of physical treatment case (2) is located at opening and is hinged with chamber door (25), and is provided with chamber door (25) Handle.