A kind of multi-stage treatment units of sanitary sewage
Technical field
The utility model is related to a kind of sewage treatment unit, more particularly to the multistep treatment of a kind of sanitary sewage fills
It sets.
Background technology
The sewage generated during human lives, is one of primary pollution source of water body.Mainly excrement and wash water.
Contain large amount of organic, such as cellulose, starch, carbohydrate and fat protein in sanitary sewage;Also often containing pathogen, virus
And parasitic ovum;Chloride, sulfate, phosphate, bicarbonate and the sodium of inorganic salts, potassium, calcium, magnesium etc..Total feature is
Nitrogenous, sulfur-bearing and phosphorous height, in the case where anaerobic bacteria acts on, easily raw odorant can be right if these sanitary sewage direct emissions
Environment causes greatly to endanger, so discharged after mostly being handled now by sewage-treatment plant, but existing sewage
Tapping equipment does not have multistep treatment, is all in processing in a treatment tank, it has not been convenient to the phosphate anion in sewage is removed, and
The sediment being not easy in discharge sewage, it is extremely inconvenient to use.For this purpose, it is proposed that a kind of multistep treatment of sanitary sewage
Device.
Utility model content
The main purpose of the utility model is to provide a kind of multi-stage treatment units of sanitary sewage, can effectively solve to carry on the back
The problems in scape technology.
To achieve the above object, the technical solution that the utility model is taken is:
A kind of multi-stage treatment units of sanitary sewage, including sedimentation basin, reaction tank, sterilizing pond, sewage pipe, pure water pipe, the
One water pump and the second water pump, control switch is fixed among the sedimentation basin side, and the sedimentation basin outer surface is located at control and opens
The side of shutting is equipped with sewage pipe, and a side bottom of the sedimentation basin far from sewage pipe is fixed with the first water inlet pipe, first water inlet
The pipe other end is fixedly connected with the water inlet end of the first water pump, and the water outlet of first water pump is fixed with first outlet pipe one end to be connected
Connect, the first outlet pipe other end is fixedly connected with one side roof part of reaction tank, the reaction tank far from the first outlet pipe one
Side bottom is fixed with the second water inlet pipe, and the second water inlet pipe other end is fixedly connected with the second water pump inlet, and described second
Water pump water outlet end is fixedly connected with second outlet pipe one end, and the second outlet pipe other end is fixed with sterilizing one side roof part of pond to be connected
It connects, a side bottom of the sterilizing pond far from the second water inlet pipe is equipped with pure water pipe, and the pure water pipe top is fixed with the first electromagnetism
Valve, first water inlet pipe are located at one end outer surface inside sedimentation basin and are fixed with the first filter screen, and the reaction tank is far from
The side of one outlet pipe is equipped with reagent box, is fixedly connected with inlet tube one end among the reagent box bottom, the inlet tube is another
One end is fixedly connected with reaction tank, and the inlet tube is fixed with second solenoid valve close to one end of reaction tank, and the inlet tube leans on
One end of nearly reagent box is equipped with flowmeter, and the second filter screen is fixed on the outside of second water inlet pipe of reaction tank inner wall one end.
Further, first water pump, the second water pump and the first solenoid valve and second solenoid valve are electric with control switch
Property connection.
Further, cationic flocculant is equipped in the reagent box.
Further, sterilizing pond both sides inner wall is respectively and fixedly provided with ultraviolet sterilizing lamp, and ultraviolet sterilizing lamp and control
The electric connection of switch.
Compared with prior art, the utility model has the advantages that:The multi-stage treatment units of this kind of sanitary sewage:
1. the utility model is connected with reaction tank in sedimentation basin side by the first water pump, and passes through in reaction tank side
Two water pumps are connected with sterilizing pond, and are fixed with sewage pipe in one side roof part of sedimentation basin, are discharged into sanitary sewage by sewage pipe
In sedimentation basin, initial precipitation is carried out to sanitary sewage by sedimentation basin, and be located at one end inside sedimentation basin in the first water inlet pipe
Outer surface is fixed with the first filter screen, and large granular impurity is made to be deposited in sedimentation basin bottom, by the first water inlet pipe by sedimentation basin
The sewage transport inside precipitated to the first water pump, the first water pump by the first outlet pipe by sewage transport to reaction tank, by anti-
Cationic flocculant in the reagent box of Ying Chiyi side roof parts is reacted with the phosphonium ion in sewage, in cationic flocculant and sewage
Phosphate radical formed insoluble compound, and because sewage in alkaline hydroxyl exist, will produce hydroxide flco, make non-
The more poly- the precipitable solid of dissolubility the bigger, is then detached from sewage, achievees the effect that sewage dephosphorization, and in reagent box bottom
Inlet tube top is fixed with flowmeter, convenient for the speed of control reaction, and it is solid on the outside of the second water inlet pipe of reaction tank inner wall one end
Surely there is the second filter screen, insoluble compound is made to be deposited in reaction tank bottom, convenient for the sediment in discharge sanitary sewage.
2. the utility model is equipped with the second water inlet pipe in reaction tank bottom, by the second water inlet pipe by the sewage in reaction tank
It is transported to the second water pump, the second water pump, by sewage transport to sterilizing pond, passes through sterilizing pond inner wall both sides by the second outlet pipe
Ultraviolet sterilizing lamp sterilizes to the bacterium in sewage, and sewage is made to reach discharge standard, reduces dirt of the sanitary sewage to environment
Dye.
Description of the drawings
Fig. 1 is a kind of overall structure diagram of the multi-stage treatment units of sanitary sewage of the utility model.
Fig. 2 is a kind of the first filter screen structure schematic diagram of multi-stage treatment units of sanitary sewage of the utility model.
In figure:1, sedimentation basin;2, reaction tank;3, sterilize pond;4, sewage pipe;5, pure water pipe;6, the first solenoid valve;7, first
Water inlet pipe;8, the first water pump;9, the first outlet pipe;10, the first filter screen;11, the second water inlet pipe;12, the second water pump;13,
Two outlet pipes;14, the second filter screen;15, reagent box;16, inlet tube;17, flowmeter;18, second solenoid valve;19, ultraviolet light
Sterilamp;20, control switch.
Specific implementation mode
To make the technical means, creative features, achievement of purpose, and effectiveness of the utility model be easy to understand, below
In conjunction with specific implementation mode, the utility model is expanded on further.
As shown in Figs. 1-2, a kind of multi-stage treatment units of sanitary sewage, including sedimentation basin 1, reaction tank 2, sterilizing pond 3, dirt
Water pipe 4, pure water pipe 5, the first water pump 8 and the second water pump 12 are fixed with control switch 20 among 1 side of the sedimentation basin, described
1 outer surface of sedimentation basin is located at 20 top of control switch and is equipped with sewage pipe 4, and a side bottom of the sedimentation basin 1 far from sewage pipe 4 is solid
There are the first water inlet pipe 7,7 other end of the first water inlet pipe to be fixedly connected with the water inlet end of the first water pump 8, first water pump surely
8 water outlet is fixedly connected with 9 one end of the first outlet pipe, and 9 other end of the first outlet pipe is fixed with 2 one side roof part of reaction tank
Connection, a side bottom of the reaction tank 2 far from the first outlet pipe 9 are fixed with the second water inlet pipe 11, second water inlet pipe 11
The other end is fixedly connected with 12 water inlet end of the second water pump, and 12 water outlet of the second water pump is fixed with 13 one end of the second outlet pipe to be connected
It connects, 13 other end of the second outlet pipe is fixedly connected with sterilizing 3 one side roof part of pond, and the sterilizing pond 3 is far from the second water inlet pipe
11 side bottom is equipped with pure water pipe 5, and 5 top of the pure water pipe is fixed with the first solenoid valve 6, and first water inlet pipe 7 is located at
One end outer surface inside sedimentation basin 1 is fixed with the first filter screen 10, and side of the reaction tank 2 far from the first outlet pipe 9 is set
Have a reagent box 15, be fixedly connected with 16 one end of inlet tube among 15 bottom of the reagent box, 16 other end of the inlet tube with instead
Pond 2 is answered to be fixedly connected, the inlet tube 16 is fixed with second solenoid valve 18 close to one end of reaction tank 2, and the inlet tube 16 leans on
One end of nearly reagent box 15 is equipped with flowmeter 17, and the second mistake is fixed on the outside of 2 the second water inlet pipe of inner wall of the reaction tank, 11 one end
Strainer 14.
Wherein, first water pump 8, the second water pump 12 and the first solenoid valve 6 and second solenoid valve 18 are switched with control
20 are electrically connected.
Wherein, cationic flocculant is equipped in the reagent box 15.
Wherein, the 3 both sides inner wall of sterilizing pond is respectively and fixedly provided with ultraviolet sterilizing lamp 19, and ultraviolet sterilizing lamp 19 and control
The electric connection of switch 20.
It should be noted that the utility model is a kind of multi-stage treatment units of sanitary sewage, pass through in 1 side of sedimentation basin
First water pump 8 is connected with reaction tank 2, and is connected with sterilizing pond 3 by the second water pump 12 in 2 side of reaction tank, and in sedimentation basin 1
One side roof part is fixed with sewage pipe 4, and sanitary sewage is discharged into sedimentation basin 1 by sewage pipe 4, by sedimentation basin 1 to life
Sewage carries out initial precipitation, and is fixed with the first filter screen in one end outer surface that the first water inlet pipe 7 is located inside sedimentation basin 1
10, so that large granular impurity is being deposited in 1 bottom of sedimentation basin, the sewage transport that will be precipitated in sedimentation basin 1 by the first water inlet pipe 7
To the first water pump 8, the first water pump 8, by sewage transport to reaction tank 2, passes through 2 one side roof part of reaction tank by the first outlet pipe 9
Cationic flocculant in reagent box 15 is reacted with the phosphonium ion in sewage, and cationic flocculant is formed with the phosphate radical in sewage
Insoluble compound, and because the alkaline hydroxyl in sewage exists, will produce hydroxide flco, keep non-solubility precipitable
The more poly- solid the bigger, is then detached from sewage, achievees the effect that sewage dephosphorization, and push up in the inlet tube 16 of 15 bottom of reagent box
End is fixed with flowmeter 17, convenient for the speed of control reaction, and is fixed on the outside of 2 the second water inlet pipe of inner wall of reaction tank, 11 one end
Second filter screen 14 makes insoluble compound be deposited in 2 bottom of reaction tank, convenient for the sediment in discharge sanitary sewage, and
2 bottom of reaction tank is equipped with the second water inlet pipe 11, by the second water inlet pipe 11 by the sewage transport in reaction tank 2 to the second water pump
12, the second water pump 12, by sewage transport to sterilizing pond 3, passes through the ultraviolet light for the 3 inner wall both sides of pond that sterilize by the second outlet pipe 13
Sterilamp 19 sterilizes to the bacterium in sewage, and sewage is made to reach discharge standard, reduces pollution of the sanitary sewage to environment.
The advantages of basic principles and main features and the utility model of the utility model have been shown and described above.One's own profession
The technical staff of industry is it should be appreciated that the present utility model is not limited to the above embodiments, described in above embodiments and description
Only illustrate the principles of the present invention, on the premise of not departing from the spirit and scope of the utility model, the utility model is also
It will have various changes and improvements, these various changes and improvements fall within the scope of the claimed invention.The utility model
Claimed range is defined by the appending claims and its equivalent thereof.