Summary of the invention
The objective of the invention is to overcome the shortcoming and defect of above-mentioned prior art, a kind of tap water self-control machine is provided, adopt its preparation tap water can remove bacterium, peculiar smell, residual chlorine and harmful chemical in the water effectively, do not remove the water mineral again, and water efficient height processed.
Another object of the present invention is to provide a kind of preparation method of tap water.
To achieve these goals, the present invention adopts following technical scheme:
A kind of tap water self-control machine comprises the body of being made up of main storehouse and secondary storehouse; Described main storehouse is provided with entery and delivery port, is provided with aerating apparatus and ultraviolet lamp in the main storehouse; Be provided with ozone generating-device, water pump and activated carbon filtration post in the described secondary storehouse; Described ozone generating-device is connected with the aerating apparatus that is arranged on bottom, main storehouse by pipeline, and described ultraviolet lamp is arranged on the aerating apparatus top; One end of described water pump is connected with the activated carbon filtration column bottom by pipeline, and the other end is communicated with bottom, main storehouse by pipeline, and the top of described active carbon filtration post is communicated with top, main storehouse by pipeline; Also be provided with the trip switch that is connected with ultraviolet lamp, ozone generating-device and water pump on the described body.
Further, top, described main storehouse is the tail gas storehouse, and the bottom is sump, and described ultraviolet lamp upper exposed is in the tail gas storehouse, and the ultraviolet lamp bottom is positioned at sump.
Further, also be provided with tail gas absorption or degraded post in the described secondary storehouse, and described tail gas adsorbs or the degraded post is communicated with top, main storehouse by pipeline.
Further, described tail gas adsorption column is the activated carbon adsorption post, and described tail gas degraded post is photocatalyst degraded post or adds the thermal destruction post.
Further, described ozone generating-device comprises ozone generating pipe and the air pump, the sending out the hot fan that are connected with ozone generating pipe.
Further, described trip switch is regularly twist switch, and described timing twist switch is connected with the air pump of ozone generating-device.
Further, described aerating apparatus is micro-hole aerator.
Further, the outside, described secondary storehouse also is provided with handle, and described water-in is arranged on top, main storehouse, and the water inlet is provided with loam cake, and described water outlet is arranged on main storehouse upper outside, and the water outlet place also is provided with the water outlet flap.
A kind of preparation method of tap water comprises the steps:
(1) in water, produces dissolved ozone by aeration, be partly dissolved ozone and produce hydroxyl radical free radical by uv irradiating;
(2) the processing water cycle with advanced oxidation ability that contains dissolved ozone and hydroxyl radical free radical is washed the activated carbon filtration post, and the water that obtains is tap water.
Further, the described tail gas ozone that does not utilize that produces by aeration is by absorption and/or degradation treatment.
The present invention adopts the water flushing active carbon filtration post that the advanced oxidation ability is arranged, and can remove bacterium in the water, peculiar smell, residual chlorine and harmful chemical.The water that the advanced oxidation ability is arranged is to adopt aeration method to import gas ozone into make in the water in the water dissolved ozone, forms hydroxyl radical free radical by uviolizing again.Advanced oxidation can be killed the bacterium in the water on the one hand, remove detrimental substance in peculiar smell (ozone is the most effective one of the reagent that eliminates the unusual smell), residual chlorine and the water in the water, have the water of advanced oxidation ability constantly to wash the active carbon filtration post to reach the purpose of killing and remove the bacterium that grows in the active carbon filtration post on the other hand.The effect of active carbon filtration post is that the objectionable impurities that filters out in the water reaches drinking water standard.The ozone tail gas utilization absorption and/or the degradation treatment that are not utilized, the tap water that forms the no gas ozone leakage of a safety is made machine by oneself.
Compared with prior art, the present invention has following beneficial effect:
1, tap water self-control machine of the present invention produces the dissolved ozone of effective concentration when cutting out ultraviolet lamp, and most of ozone is converted into hydroxyl radical free radical after opening ultraviolet lamp, i.e. ozone and ultraviolet acting in conjunction produced the water that the advanced oxidation ability is arranged.There is not leakage behind ozone process tail gas storehouse ultraviolet degraded in the tail gas and ozone tail gas absorption or the degraded post.
2, tap water self-control machine of the present invention is opened ozone, ultraviolet and active carbon filtration post after 10 minutes simultaneously, can keep aseptic in the water, illustrates that the objectionable impurities in the active carbon filtration post filtered water of opening does not influence the effect of ozone and ultraviolet kill bacteria.
3, the effective oxidation overwhelming majority agricultural chemicals of the formed water that the advanced oxidation ability arranged of the ozone of tap water of the present invention self-control machine and ultraviolet are opened behind the active carbon filtration post residual agricultural chemicals in the 100% removal water.
4, the formed water that the advanced oxidation ability arranged of the ozone of tap water of the present invention self-control machine and ultraviolet can effectively be removed the heavy metal ion arsenic in the water.
5, no matter tap water self-control machine of the present invention does not all produce excessive bromate under the situation of opening or cutting out the active carbon filtration post, and the ozone amount safety that this machine uses is described.
6, no matter tap water of the present invention self-control machine all makes the existence of chlorine and free chlorine in the imperceptible tap water of people under the situation of opening or cutting out the active carbon filtration post, illustrates that this machine can effectively remove chlorine and free chlorine in the water, and mouthfeel is good.
7, the mouth of a river of different areas flavor is different, removes that peculiar smell is one of tap water self-control machine most important function in the water, and ozonize water is except one of peculiar smell the best way in anhydrating.No matter tap water of the present invention self-control machine all makes the existence of peculiar smell in the imperceptible tap water of people under the situation of opening or cutting out the active carbon filtration post, illustrate that this machine can effectively remove peculiar smell in the water, and mouthfeel is good.
8, after the tap water self-control machine simulation long-time running of the present invention, water quality detection meets corresponding national standard.
Below by drawings and Examples, technical scheme of the present invention is described in further detail.
Embodiment
Below in conjunction with accompanying drawing the preferred embodiments of the present invention are described, should be appreciated that preferred embodiment described herein only is used for description and interpretation the present invention, and be not used in restriction the present invention.
Tap water self-control machine of the present invention, (annotate: arrow represents the loop direction of G﹠W among Fig. 2) comprises the body of being made up of main storehouse 1 and secondary storehouse 2 as shown in Figure 1, 2; Main storehouse 1 is provided with entery and delivery port, is provided with aerating apparatus 3 and ultraviolet lamp 4 in the main storehouse 1; Be provided with ozone generating-device 5, water pump 6 and activated carbon filtration post 7 in the secondary storehouse 2; Wherein ozone generating-device 5 comprises ozone generating pipe and the air pump, the sending out the hot fan that are connected with ozone generating pipe; The ozone generating pipe of ozone generating-device 5 is connected with the aerating apparatus 3 that is arranged on 1 bottom, main storehouse by pipeline, and ultraviolet lamp 4 is arranged on aerating apparatus 3 tops; One end of water pump 6 is connected with activated carbon filtration post 7 bottoms by pipeline, and the other end is communicated with 1 bottom, main storehouse by pipeline, and the top of active carbon filtration post 7 is communicated with 1 top, main storehouse by pipeline; Also be provided with the trip switch 8 that is connected with air pump and the water pump 6 of ultraviolet lamp 4, ozone generating-device 5 on the body, trip switch 8 is the knob controlling switch.
The ozone that above-mentioned aerating apparatus 3 produces ozone generating-device 5 effectively imports in the water and makes dissolved ozone in the water of high density.Dissolved ozone in the water is further changed into hydroxyl radical free radical to ultraviolet lamp 4 and the ozone free radical forms the water with advanced oxidation ability together, directly kills the microorganism in the water.Use water pump 6 to make water cycle flushing active carbon filtration post 7, can filter out the harmful chemical in the water on the one hand, can kill the microorganism in the active carbon filtration post 7 on the other hand, improve the service efficiency of active carbon filtration post 7.Time switch 8 can be controlled switch and the control treatment time (10,15,20 minutes) of water pump 6, ultraviolet lamp 4, ozone generating-device 5, carries out the water treatment of advanced oxidation water flushing active carbon filtration post.
Tap water self-control machine of the present invention, its 1 top, main storehouse is tail gas storehouse 9, and the bottom is sump 10, and ultraviolet lamp 4 upper exposed are in tail gas storehouse 9, and ultraviolet lamp 4 bottoms are positioned at sump 10.The part of ultraviolet ray 4 fluorescent tubes in tail gas storehouse 9 is ozone tail gas degraded minimizing and irradiation sterilization tail gas storehouse 9 inwalls with tail gas storehouse 9.
For the completely safe of realizing ozone does not have leakage, also be provided with tail gas absorption or degraded post 11 in the secondary storehouse 2 of tap water of the present invention self-control machine, this post is communicated with 1 top, main storehouse by pipeline.Tail gas absorption or degraded post 11 are the gas ozone in thoroughly absorption and the degrading tail gas, can select activated carbon or other sorbent materials as sorbing material, also can adopt the photocatalyst degraded or add thermal destruction.
The aerating apparatus 3 of tap water self-control machine of the present invention adopts micro-hole aerator, can produce the dissolved ozone of high density in water.
2 outsides, secondary storehouse at tap water self-control machine of the present invention also are provided with handle 12, and water-in 13 is arranged on 1 top, main storehouse, and water-in 13 places are provided with loam cake 14, and water outlet 15 is arranged on main storehouse 1 upper outside, and water outlet 15 places also are provided with water outlet flap 16.
The preparation method of tap water of the present invention comprises the steps:
(1) in water, produces dissolved ozone by aeration, be partly dissolved ozone and produce hydroxyl radical free radical by uv irradiating;
(2) the processing water cycle with advanced oxidation ability that contains dissolved ozone and hydroxyl radical free radical is washed the activated carbon filtration post, and the water that obtains is tap water.
Can be by absorption and/or degradation treatment by the tail gas ozone that does not utilize that aeration produces.
Experimental example 1
Purpose: the advanced oxidation treatment process oxidation capacity experiment of tap water self-control machine of the present invention.
Method: use tap water self-control machine of the present invention, open or close ultraviolet lamp, water pump unlatching and ozone, ultraviolet are moved simultaneously.Dissolved ozone (O
3) be strong oxidizer, with potassiumiodide (KI) the reactant aqueous solution elemental iodine that dissociates.As indicator, elemental iodine and starch reaction manifest blueness with starch solution, with finite concentration Sulfothiorine (Na
2S
2O
3) standardized solution carries out titration, just can calculate ozone amount according to the consumption of sodium thiosulfate standard solution.Its reaction formula is:
O
3+2KI+H
2O——O
2+I
2+2KOH (1)
I
2+2Na
2S
2O
3——2NaI+Na
2S
4O
6 (2)
Table 1 experiment basic parameter recorder
Table 2 is measured dissolved ozone in the water
Conclusion: tap water self-control machine of the present invention produces the dissolved ozone of effective concentration when cutting out ultraviolet lamp, most of ozone is converted into hydroxyl radical free radical after opening ultraviolet lamp, prompting ozone and ultraviolet acting in conjunction form the advanced oxidation ability, and have produced the water that the advanced oxidation ability is arranged.Experimental result does not have leakage after also pointing out ozone in the tail gas through the degraded of tail gas storehouse ultraviolet and tail gas absorption or degraded post.
Experimental example 2
Purpose: the advanced oxidation treatment process of the tap water of the present invention self-control machine middle germ experiment of purifying waste water.
Method: use tap water self-control machine of the present invention, intestinal bacteria are inoculated in the tap water, the control bacterial density is 1.5 * 10
4Cfu/ml purifies experiment.
Table 3 experiment basic parameter recorder
Table 4 removal of bacteria rate (%)
Conclusion: tap water self-control machine of the present invention, open ozone, ultraviolet and active carbon filtration post simultaneously after 10 minutes, can keep aseptic in the water, the objectionable impurities in the active carbon filtration post filtered water that prompting is opened does not influence the effect of ozone and ultraviolet kill bacteria.
Experimental example 3
Purpose: remains of pesticide experiment during the advanced oxidation treatment process of tap water self-control machine of the present invention is purified waste water.
Method: use tap water self-control machine of the present invention, people in the tap water for being added with machine phosphorus insecticide, is made that measured value agricultural chemicals inhibiting rate is 100% (illustrating that agricultural chemicals exceeds standard), opening and closing active carbon filtration post purifies experiment respectively.
Under certain condition, organophosphorus and carbamate chemicals for agriculture suppress the Pseudocholinesterase normal function, the being proportionate property of concentration of its inhibiting rate and agricultural chemicals.Under the normal circumstances, the hydrolysis of enzyme catalysis nerve conduction medium, its hydrolysate and developer reaction, produce yellow substance, be worth (Δ A) over time with TMYQ-108 rapid detector for pesticide residue (requiring design according to national standard " GB/T5009.199-2003 " standard techniques) mensuration absorbancy and calculate inhibiting rate (I), can judge the existence of organophosphorus or carbamate chemicals for agriculture that whether high dosage is arranged in the sample by inhibiting rate.Observed value is less than 50% specifier standardization.
I=(ΔA
0-ΔA
t)/ΔA
0×100%
Wherein:
I: enzyme inhibition rate
Δ A
0: the contrast solution absorbancy is worth over time
Δ A
t: the sample solution absorbancy is worth over time
Table 5 experiment basic parameter recorder
Table 6 enzyme inhibition rate (%)
Conclusion: experimental result shows that the ozone of tap water self-control machine of the present invention and the formed advanced oxidation ability of ultraviolet be oxidation overwhelming majority agricultural chemicals effectively, and 100% removes residual agricultural chemicals in the water behind the unlatching active carbon filtration post.
Experimental example 4:
Purpose: the removal of heavy metal ions experiment of tap water self-control machine of the present invention.
Method: use tap water self-control machine of the present invention, open ozone and ultraviolet lamp, open the active carbon filtration post simultaneously, in tap water, add the arsenic of finite concentration (0.1mg/l), measure the removal situation experiment of its heavy metal ion according to " drinking water sanitary standard " GB 5749-2006 method.
Table 7 experiment basic parameter recorder
Table 8 arsenic is removed the result
Conclusion: heavy metal ion arsenic can be ferric arsenate by ozone oxidation rapidly there being the trace iron element to exist under the situation, can be adsorbed rapidly by the active carbon filtration post.Therefore, to add activated carbon be to handle in the water the effective means of heavy metal ion arsenic to ozone.Experimental result shows that the ozone of tap water self-control machine of the present invention and the formed advanced oxidation ability of ultraviolet can effectively be removed the heavy metal ion arsenic in the water.
Experimental example 5:
Purpose: excessively using ozonize water generates bromate is the harmful side product that possible occur, and the advanced oxidation treatment process of tap water self-control machine of the present invention is purified waste water and measured bromate generation experiment in the water.
Method: use the direct drinking fountain of air source ozone generating unit of the present invention, close or open the active carbon filtration post, measure bromate generation in the water after handling.
Table 9 experiment basic parameter recorder
Bromate growing amount in table 10 scavenging process
Conclusion: experimental result shows no matter tap water self-control machine of the present invention does not all produce excessive bromate, the ozone amount safety of pointing out this machine to use under the situation of opening or cutting out the active carbon filtration post.
Experimental example 6:
Purpose: the removal experiment of chlorine and free chlorine in the water of tap water self-control machine of the present invention.
Method: use tap water self-control machine of the present invention, open ultraviolet and ozone equipment, open or close the active carbon filtration post simultaneously, test chlorine and free chlorine situation in the water of choosing after 7 people attempt handling.
Table 11 experiment basic parameter recorder
The removal situation of chlorine and free chlorine in table 12 scavenging process
Conclusion: experimental result shows no matter tap water of the present invention self-control machine all makes the existence of chlorine and free chlorine in the imperceptible tap water of people under the situation of opening or cutting out the active carbon filtration post, this machine of prompting can effectively be removed chlorine and free chlorine in the water, and mouthfeel is good.
Experimental example 7:
Purpose: the mouth of a river of different areas flavor is different, removes that peculiar smell is one of tap water self-control machine most important function in the water, and ozonize water is except one of peculiar smell the best way in anhydrating.The removal experiment of peculiar smell in the water of tap water self-control machine of the present invention.
Method: use tap water self-control machine of the present invention, open ultraviolet and ozone equipment, open or close the active carbon filtration post simultaneously, test peculiar smell situation in the water of choosing after 7 people attempt handling.
Table 13 experiment basic parameter recorder
The removal situation of peculiar smell in table 14 scavenging process
Water sample |
Peculiar smell before handling |
The control group mineral water |
Handle the back peculiar smell |
The result |
Have |
Do not have |
Do not have |
Conclusion: experimental result shows no matter tap water self-control machine of the present invention all makes the existence of peculiar smell in the imperceptible tap water of people under the situation of opening or cutting out the active carbon filtration post, point out this machine can effectively remove peculiar smell in the water, and mouthfeel is good.
Experimental example 8:
Purpose: the water quality detection experiment of tap water self-control machine of the present invention.
Method: use tap water self-control machine of the present invention to be used for the tap water that flows out in the water tank of building top, open ultraviolet and ozone equipment, open the active carbon filtration post simultaneously, according to operation every day once, each 3.1L, move the water yield of processing 90,180 in three months and 270L and calculate, carry out the water quality detection experiment according to " drinking water sanitary standard " GB 5749-2006 method.
Table 15 experiment basic parameter recorder
Table 16 tap water self-control machine water quality detection result
Conclusion: after experimental result showed tap water self-control machine simulation long-time running of the present invention, water quality detection met corresponding national standard, points out and should change the active carbon filtration post in three months.
It should be noted that at last: the above only is the preferred embodiments of the present invention, be not limited to the present invention, although with reference to previous embodiment the present invention is had been described in detail, for a person skilled in the art, it still can be made amendment to the technical scheme that previous embodiment is put down in writing, and perhaps part technical characterictic wherein is equal to replacement.Within the spirit and principles in the present invention all, any modification of doing, be equal to replacement, improvement etc., all should be included within protection scope of the present invention.