CN100453473C - Water purifier - Google Patents

Water purifier Download PDF

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Publication number
CN100453473C
CN100453473C CNB2004101008007A CN200410100800A CN100453473C CN 100453473 C CN100453473 C CN 100453473C CN B2004101008007 A CNB2004101008007 A CN B2004101008007A CN 200410100800 A CN200410100800 A CN 200410100800A CN 100453473 C CN100453473 C CN 100453473C
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water
water purifier
pipe
collection tube
tube
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CN1789157A (en
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陈玉成
黄淑美
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Hong Kong Polytechnic University HKPU
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Hong Kong Polytechnic University HKPU
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Abstract

The present invention relates to a water purifier which uses ozone as a disinfecting agent and can be used for purifying water in fish ponds, aquaria and fish bowls. The purifier comprises an outer shell, an impurity collecting tube, an inner tube, a supporting tube and a gas inlet tube, wherein the gas inlet tube is connected with an ozone generator to charge ozone, the ozone is used for generating bubbles in water, and impurities and organic macromolecular substances in the water are filtered and collected during a circulation process. The part of the supporting tube in the impurity collecting tube is a funnel-like end with a large lower part and a small upper part to more effectively collect the impurities. An overflow hole is arranged on the supporting tube, and water can overflow from the overflow hole to recirculate into a system. Simultaneously, when air charging velocity is very high, the water can be prevented from entering a collector. All the parts are detachable and can be cleaned conveniently. The whole system is connected with the fish ponds, the aquaria and the fish bowls by a water inlet hole and a water outlet hole on the outer shell.

Description

Water purifier
Technical field
The invention belongs to water-treatment technology field, relate to the water purifier that removes the middle impurity that anhydrates, more specifically, relate to and utilize the water purifier of low concentration ozone for sterilizing agent, this cleaner is used for removing the organic impurity that anhydrates, and with low concentration ozone water is carried out disinfection simultaneously.
Background technology
The aquarium and provide the life seafood the Chinese-style restaurant in, seafood is survived for some time in fish jar.Water in the fish jar is taken from seawater usually, is example with Hong Kong, because the seawater severe contamination in Victoria gulf, Hong Kong, the seawater in the fish jar often contains the infective pathogen body.On the other hand, in transportation, sea-foods such as fish, shrimp, crab often need be survived in the container of ten minutes limited bulk, cause density very high, draining the organic waste that produced builds up, these organic substances help the growth of bacterium, if therefore the untimely transmissions of disease such as can causing cholera of removing need remove these organism in the process of water treatment.Past is used chemical oxidization method usually, as using chlorine and bromine and other oxygenants (Handbook ofOzone Technology and Application.Rice ﹠amp; Netzer, Ann Arbor SciencePublishers, ANN Arbor, MI, 386P, 1982; People such as Ozone in Water Treatment Applicationsand Engineering.Langkaus., Lewis Publishers, Chelsea, MI, 569p 1991; TheUse of Ozone and Associated Oxidation Processes in Drinking Water Treatment.Camel ﹠amp; Bermond.Wat.Res.Vol.32.No.11.pp.3208-3222,1998), but this method has residue usually.
On the other hand, when the negative charge in the water on the organism macromole was neutralized, it was no longer mutually exclusive and be suspended in the water, and can produce aggegation.This agglutination meeting produces foam.Protein skimmer of the prior art is realized proteinic separation by effect of gas bubbling or agglutination usually, be foam that agglutination produces carrying secretly organic waste by bubbling the effect arrival collector that moves upward, therefore separate unwanted refuse.But when the excessive velocities of bubbling, current tend to quicken and assemble.
U.S.Pat.No.6,156,209 disclose a kind of protein skimmer that produces bubble with syringe.This method has produced a large amount of bubbles, simultaneously also wasted a large amount of energy and electric power, the manipulation require high-pressure fog of this machine, this has not only brought noise, and since the salt in the seawater can be gradually stop up at the opening part of syringe, so syringe may be easy to fracture.
U.S.Pat.No.5,562,821 disclose the foam water purifier, and this water purifier produces bubble by the vortex motion in the reaction tubes.There is same problem in this method, also can make a noise when promptly producing the motor operations of eddy current.Thereby make the entire equipment paralysis because motor and oar may be stopped up by the salt in the seawater, therefore this foam water purifier is not suitable for the purification of seawater yet.
U.S.Pat.No.4,834,872 disclose a kind of flotation reactor (flotation reactor) that is used to handle the liquid that contains biological substance, comprise foam pipe, be positioned foam pipe one end collection tube, be positioned the internal layer upcast (inner rising tube) of the foam pipe the other end.This reactor can be removed seawater biological substance and nitrite, fills oxygen then, sends back in the original system to recycle again.
Therefore press for a kind of save energy, easy to use, and do not have the method and apparatus of residue that seawater is purified after using and sterilize.
Summary of the invention
One of purpose of the present invention has provided a kind of water purifier, and this water purifier can be used for cleaning the seawater in the container that stores live seefood in fishpond/aquarium/fish jar or the Chinese-style restaurant.
On the other hand, the present invention also provides a kind of water purifier that utilizes ozone for sterilizing agent, this cleaner utilizes ozone bubbling in seawater of lower concentration, remove the organic substance in the seawater of the container that stores live seefood,, can also sterilize to the seawater in the container simultaneously to improve the quality of seawater as protein.
Water purifier of the present invention comprises: shell, impurity collection tube, stay pipe, interior pipe and gas inlet pipe is characterized in that:
Described shell in a tubular form, the lower end has the bottom surface, offers water-in and water outlet on its sidewall;
The diameter of stay pipe is less than the diameter of this shell, and is positioned at this shell;
Described impurity collection tube is fixed in the top of this shell, has annular bottom surface, and the inner edge of this annular bottom surface and the outer side wall of stay pipe join; With
The diameter of interior pipe is less than the diameter of this stay pipe, and is positioned at the inside of stay pipe; With
The air outlet of gas inlet pipe is positioned at the inside of described pipe.According to a specific embodiments of the present invention, perforate on the sidewall of this impurity collection tube is used to discharge the impurity in the collection tube.According to a specific embodiments of the present invention, water outlet on the shell tube wall and water inlet all are positioned at the top of shell, and subtend setting mutually, and the upper end mouth of pipe of preferred interior pipe is lower than water outlet slightly.
According to an embodiment preferred of the present invention, the part that described this stay pipe is positioned at the impurity collection tube is the big down little funnel type of.
According to an embodiment preferred of the present invention, side wall upper part at described stay pipe offers spillway hole, this spillway hole is positioned at the vertical top of pipe and in the bottom of impurity collection tube annular bottom surface, thereby prevent to overflow so that water can pass from spillway hole, so water can recirculation in system.More preferably, these spillway holes all are positioned at the above sidewall sections of the water surface, and are evenly distributed on the tube wall of stay pipe of same level attitude.
According to a preferred embodiment of the invention, interior pipe and stay pipe are with the coaxial manner setting.
According to a specific embodiments of the present invention, the bottom surface of this impurity collection tube connects by modes such as spiral are connected with the first half of stay pipe, thereby stay pipe is fixed in this shell.
According to another specific embodiments of the present invention, described impurity collection tube has a top cover; The perforate that can emit gas is arranged on this top cover; Preferably, this top cover is separable, is convenient to clean and change.
According to another specific embodiments of the present invention, described impurity collection tube discharges impurity and refuse by perforate.Preferably, this perforate is positioned at lower part of impurity collection tube sidewall.
According to another specific embodiments of the present invention, be fixed with the air inlet head on the air outlet of described gas inlet pipe, this inlet pipe links to each other with ozonizer.
Preferably, water purifier of the present invention is suspended on the edge of fishpond/aquarium/fish jar and more than the water surface.
The various piece of water purifier of the present invention comprises the impurity collection tube, inlet pipe, and interior pipe and stay pipe all are can be isolating, are convenient to clean and change.
A specific embodiments of water purifier of the present invention is to utilize ozone gas for sterilizing agent water to be carried out disinfection, and preferably, the concentration of this ozone gas is lower than 0.04ppm.
Water purifier provided by the present invention is with low cost, easy to use, only just can operate with air, power and water.Use the ozone of lower concentration that seawater is sterilized in the time of the filtering sea removing foreign matter, it can be used in recirculation.The ozonization effect of lower concentration does not have residue significantly again, and human and environment also is safe from harm.
The description advantage that the present invention may be better understood in conjunction with following specific embodiment.
Description of drawings
Fig. 1 is the front view of the water purifier of a preferred embodiment of the present invention;
Fig. 2 is the sectional view of the water purifier of a preferred embodiment of the present invention;
Fig. 3 uses in the water of air and ozonize bacterial concentration curve over time respectively;
Fig. 4 is a water turbidity curve over time of using air and ozonize respectively;
Fig. 5 is the protein mass of removing with air and ozonize respectively.
Fig. 6 pumps into the model diagram that air and ozone experimentize respectively to two container A and B.
Embodiment
Water purifier of the present invention makes isolating efficient reach maximum by the control bubbling.Bubbling is separating impurity such as proteinic motivating force, but too much bubbling will cause unwanted results, as the concentrations of water.The about 24cm of interior pipe in the water purifier of the present invention is long, thus ozone have the time enough dissolving and with water in the organism macromolecular reaction.
Experimentize in the condition shown in the table 1.
Table 1
Experiment parameter Numerical value
Room temperature
17 degrees centigrade
Water temperature 16.5 degree centigrade
Relative humidity 74%
Gas flow rate 14.4 ± 1L/ hour
Container dimensional 50.5cm×23cm×20.5cm
The useful length of bubbling 30cm
In a specific embodiments of the present invention, ozonizer links to each other with air inlet head (13) by the air outlet of gas inlet pipe (19), and is positioned at pipe (10).Interior pipe (10) can be fixed in the stay pipe in a usual manner.With pump the ozone gas that produces is pumped into bubbling in the water by diameter 4cm air inlet head (13), produce current thus, the flow velocity of ozone is about 14.4L/ hour.Form because ozone helps foamy, therefore can in water, produce violent mixing; This mixing can cause the organic macromolecule material aggegation sedimentation that suspends in the water, is carrying these organic impuritys secretly and is entering impurity collection tube (12).The part that the upper end of stay pipe (11) is positioned at impurity collection tube (12) is the big down little funnel type of, and therefore can quicken when bubble arrives the upper end of stay pipe (11).Preferably, the lower sidewall of impurity collection tube (12) has hole (18), thereby can directly discharge the impurity that enters the impurity collection tube, realizes operate continuously, and therefore water purifier of the present invention can be saved the operating time.And the bottom surface of impurity collection tube connects by modes such as spiral are connected with the first half of stay pipe, thereby stay pipe is divided into two parts up and down, be about to shell (15) and become two parts up and down, reduce the impurity of discharge and mixing of water as far as possible with the cavity isolation that stay pipe (11) is surrounded.
On the other hand, when bubbling speed/intake velocity was too big, therefore the bad control of horizontal plane can design four spillway holes (14) (as shown in Figure 1) on each side of stay pipe (11).Spillway hole (14) approximately is positioned at the position of pipe (10) the above 1inch in top.Because perforate is very little, approximately the 0.5cm diameter has only water to pass through from the hole, and bubble can't overflow from spillway hole.
According to a preferred embodiment of the invention, impurity collection tube (12) preferably has top cover (16), and individual opening (17) is arranged on this top cover (16), can avoid impurity collection tube (12) internal gas pressure to increase.Water purifier of the present invention also comprises a shell (15) around described interior pipe, stay pipe and described air inlet head.Water inlet (20) and water outlet (21) are arranged respectively on shell (15), they link to each other with fishpond/aquarium/fish jar respectively, water wherein can be entered in the water purifier from water inlet (20), turn back to fishpond/aquarium/fish jar from water outlet (21) more after treatment.
Model mode according to Fig. 6 is set up experiment.Put into water purifier of the present invention respectively in container A and B, the air inlet head of water purifier directly is connected with pneumatic pump by gas inlet pipe in the container A, and the air inlet head of water purifier is connected with pneumatic pump by ozonizer in the container B.After starting the power supply of pneumatic pump, pneumatic pump is distinguished bubbling air and ozone to container A and container B respectively with identical gas flow rate.
Respectively at 0,8 hour, 16 hours and 24 hours timed interval difference measuring vessel A and the bacterial concentration (CFU/ml in the B water, CFU is the unit that is used for representing bacterial number, be ColonyForming Unit), each timed interval surveys respectively 3 times, average, obtain the time dependent curve of bacterial concentration, see Fig. 3.As can be seen from Figure 3, after 8 hours, the bacterium in the water obviously is less than the bacterial concentration in the aircured water with ozonize.After 24 hours, before handling, 9 times have been descended with bacterial count in the water of ozonize; And bacterial count has only descended 5 times in the aircured water before handling.
Measure the water turbidity of handling respectively respectively 0,2 hour, 4 hours, 8 hours and 24 hours, each timed interval survey 3 times is averaged, and the water turbidity of being used air and ozonize respectively is curve over time, sees Fig. 4.From the curve of Fig. 4 as can be seen, with ozonize after 8 hours, the turbidity of water drops to 10NTU by 20NTU, and the degree of cleaning of water have improved about 50%; After 24 hours, the turbidity of water drops to 3NTU by 20NTU, and the degree of cleaning of water have improved 85%.And almost do not change with the water turbidity of air handling.
The foam that collection is discharged from the impurity outlet orifice of water purifier in 96 orifice plates, according to the protein content in Bradford protein determination (Bradford protein Essay) the measurement foam, is analyzed with the orifice plate spectrophotometer then then.Determine proteinic concentration according to typical curve (Bradford, 1976) with proteinic reduction.Fig. 5 has shown in collected protein mass of the different timed intervals.The protein mass of collecting in the water by ozonize on average is 1195 μ g, and the protein mass of collecting in the aircured water on average is 451 μ g.Therefore, aspect deproteinize and foam, the ozonize method is than the high 2-3 of efficient times of air handling method.The foamy minimizing can make the water in the container seem limpider on the water surface.As previously mentioned, ozone can promote foamy to form, include more protein and other organic macromolecule refuses in the foam, discharge foam and also just separated the organic waste in the water indirectly, so the adding of ozone helps to remove organic waste such as the protein that causes the water muddiness.
The ozone concn that the present invention uses is less than 0.04ppm, almost can't detect undissolved ozone at the opening part of water purifier top cover.Therefore ozone used in the present invention can not bring the problem of ozone pollution or health is caused damage.
Experimental result shows, can successfully reduce number of bacteria in the water with ozonize after 24 hours, and suppresses the growth of bacterium in the water.On the other hand, aircured water turbidity does not have obvious variation, but is reduced to 10NTU with the water turbidity of ozonize after 8 hours from 19NTU.Therefore ozone is all very effective to the turbidity and the control bacterial number that reduce water.In the water of ozonize, can observe more foam, so ozonize can be separated more refuse.
Those skilled in the art can do suitable change and not depart from aim of the present invention after having read above-mentioned specification sheets water purifier of the present invention, still in protection scope of the present invention.

Claims (12)

1, water purifier comprises shell, impurity collection tube, stay pipe, interior pipe and gas inlet pipe, it is characterized in that:
Described shell in a tubular form, the lower end has the bottom surface, offers water-in and water outlet on its sidewall;
The diameter of described stay pipe is less than the diameter of this shell, and is positioned at this shell;
Described impurity collection tube is fixed in the top of this shell, has annular bottom surface, and the inner edge of this annular bottom surface is connected with the outer side wall of stay pipe;
The part that described stay pipe is positioned at the impurity collection tube is the big down little funnel type of;
The diameter of pipe is less than the diameter of this stay pipe in described, and is positioned at the inside of this stay pipe; With
Described gas inlet pipe is the ozone gas input tube, and its air outlet is positioned at the inside of described pipe.
2. according to the water purifier of claim 1, it is characterized in that: perforate on the sidewall of this impurity collection tube.
3, according to the water purifier of claim 1, it is characterized in that: described water-in and described water outlet all are positioned at the top of this shell, and subtend setting mutually.
4. according to the water purifier of claim 1, it is characterized in that the tube wall top of described stay pipe and offer spillway hole in the bottom of impurity collection tube annular bottom surface.
5, according to the water purifier of claim 4, it is characterized in that: described spillway hole is positioned at the above position, top of this pipe.
6, according to the water purifier of claim 4 or 5, it is characterized in that: described spillway hole is a plurality of, and is evenly distributed on the tube wall of stay pipe.
7, according to the water purifier of claim 1, it is characterized in that: be fixed with the air inlet head on the air outlet of described ozone gas input tube.
8, according to the water purifier of claim 1, it is characterized in that: the top of described impurity collection tube has dismountable top cover.
9. water purifier according to Claim 8, it is characterized in that: described top cover has perforate.
10. according to the water purifier of claim 1.It is characterized in that: this stay pipe and the coaxial setting of interior pipe.
11. the water purifier according to claim 1 is characterized in that: this shell and impurity collection tube are to be connected by butt joint, grafting, clamping or the mode that is threaded.
12. the water purifier according to claim 1 is characterized in that: the bottom at impurity collection tube sidewall is provided with the impurity outlet orifice.
CNB2004101008007A 2004-12-15 2004-12-15 Water purifier Active CN100453473C (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI472400B (en) * 2010-10-08 2015-02-11 Shibaura Mechatronics Corp Purification device

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5250177A (en) * 1990-07-09 1993-10-05 Samsung Electronics Co., Ltd. Water purifier with an ozone generating device
CN2246657Y (en) * 1995-07-27 1997-02-05 华南理工大学 Ozone-ultraviolet drinking water sterilizing purifier
CN1150579A (en) * 1996-10-31 1997-05-28 东南大学 Ultraviolet microozone drinking water purifying method and its device
JPH10225695A (en) * 1997-02-14 1998-08-25 Hitachi Ltd Water treatment by ozone and treating device thereof
CN1208721A (en) * 1997-07-18 1999-02-24 梯爱姆工业供给股份有限公司 Water purification system

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5250177A (en) * 1990-07-09 1993-10-05 Samsung Electronics Co., Ltd. Water purifier with an ozone generating device
CN2246657Y (en) * 1995-07-27 1997-02-05 华南理工大学 Ozone-ultraviolet drinking water sterilizing purifier
CN1150579A (en) * 1996-10-31 1997-05-28 东南大学 Ultraviolet microozone drinking water purifying method and its device
JPH10225695A (en) * 1997-02-14 1998-08-25 Hitachi Ltd Water treatment by ozone and treating device thereof
CN1208721A (en) * 1997-07-18 1999-02-24 梯爱姆工业供给股份有限公司 Water purification system

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI472400B (en) * 2010-10-08 2015-02-11 Shibaura Mechatronics Corp Purification device

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