CN102633333A - Antibacterial water nozzle and manufacturing method thereof - Google Patents
Antibacterial water nozzle and manufacturing method thereof Download PDFInfo
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- CN102633333A CN102633333A CN2012101089348A CN201210108934A CN102633333A CN 102633333 A CN102633333 A CN 102633333A CN 2012101089348 A CN2012101089348 A CN 2012101089348A CN 201210108934 A CN201210108934 A CN 201210108934A CN 102633333 A CN102633333 A CN 102633333A
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- honeycomb core
- ceramic honeycomb
- antibacterial
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Abstract
The invention discloses an antibacterial water nozzle and a manufacturing method of the antibacterial water nozzle. The antibacterial water nozzle comprises a shell, a honeycomb-shaped antibacterial ceramic core and a water outlet part, wherein the honeycomb-shaped antibacterial ceramic core is arranged inside the shell and the shell is fixedly connected with the water outlet part; when the antibacterial water nozzle outputs water, a water flow passes through a honeycomb-shaped through hole of the honeycomb-shaped antibacterial ceramic core; the main material of the honeycomb-shaped antibacterial ceramic core comprises diatomite; and the manufacturing method comprises the following steps of: preparing slurry, pressing and molding and sintering at a high temperature, and generating AgO solid grains in micro-pores of the honeycomb-shaped antibacterial ceramic core by utilizing a chemical method. The antibacterial water nozzle is used as a water outlet device to be arranged on a water dispenser or a water purifier to be used, so as to solve the secondary pollution problem of normal-temperature water or cold-water water outlet nozzles of the water dispenser and the water purifier.
Description
Technical field
The present invention relates to the drink water purifying technical field, particularly relate to a kind of antibacterial water nozzle.
Background technology
The water nozzle exit of water dispenser, water purifier all leads directly to atmosphere on the market at present; Moment after user's water intaking; A little back-pressure is arranged; A spot of water is rested near the water nozzle port, and promptly near the water nozzle internal surface water nozzle port and the proximal port can keep wet, and this dampness has created favourable condition in this place's breeding for bacterium.Airborne bacterium, virus are near the water nozzle internal surface that will adhere under the air-flow effect or under the effect at molecular thermalmotion water nozzle port and the proximal port; When envrionment temperature is suitable; For example in summer; Or as long as the indoor of heating equipment arranged in winter, bacterium, virus all can breedings in a large number in this wet environment near the water nozzle internal surface water nozzle port and the proximal port, this just causes the secondary pollution of water dispenser, water purifier water nozzle.The user is when water intaking, and these bacteriums, virus will get in the water outlet current, cause the microbiological indicator of water outlet defective.With serious pollution water nozzle, its effluent quality can occur seriously defective, and physique has been drunk such water than weak person and can have been suffered from diarrhea, and has a strong impact on HUMAN HEALTH.
Summary of the invention
Technical problem to be solved by this invention is a kind of antibacterial water nozzle to be provided to the above-mentioned state of the art, and antibacterial water nozzle is contained on water dispenser or the water purifier as the water outlet device of normal-temperature water or cold water and uses, and solves the water nozzle secondary pollution problem of water dispenser and water purifier.
In order to solve the problems of the technologies described above; Technical scheme provided by the present invention is: a kind of antibacterial water nozzle; It comprises housing, antibacterial ceramic honeycomb core and water outlet part, and water outlet part and water dispenser or water purifier are fixedly connected, and antibacterial ceramic honeycomb core is arranged in the housing; Housing and water outlet part are fixedly connected; The exit end of water outlet part is communicated with the import of the cellular through hole of antibacterial ceramic honeycomb core, and antibacterial ceramic honeycomb core is provided with at least 5 cellular through holes, and these cellular through holes are as water stream channel; Contain the AgO solid particulate in the micropore of antibacterial ceramic honeycomb core, and micropore is exposed; The main raw material of antibacterial ceramic honeycomb core comprises zeyssatite; The micropore precision of antibacterial ceramic honeycomb core is 1 micron～100 microns, just a kind of diatomaceous micropore ceramic.
Said water outlet part is meant the part that provides water function for water purifier or water dispenser, and it can be a rising pipe, also can be the water outlet valve housing.
Further technical measures are: can adopt screw thread to be fixedly connected between said water outlet part and the housing, also can adopt bonding mode to be fixedly connected, also can adopt alternate manner to be fixedly connected.
Further technical measures are: be provided with sealing-ring between said water outlet part and the antibacterial ceramic honeycomb core; Current flow out from the water outlet of water outlet part during water outlet; Pass sealing-ring, pass the cellular through hole of antibacterial ceramic honeycomb core again, flow out antibacterial water nozzle again.
The present invention also provides the method for manufacture of said antibacterial ceramic honeycomb core, and it comprises the steps:
Step 1. is processed slurry with powder zeyssatite, clay and water, because of the part after processing is that a kind of micropore precision is 1 micron～100 microns a micropore ceramics, so the particle size of powdered material should adapt with this micropore precision;
Ceramic honeycomb core blank after step 3. is dried through 900 ℃～1100 ℃ high temperature sintering, is processed the ceramic honeycomb core again;
The ceramic honeycomb core of step 4. after with sintering is immersed in the silver nitrate solution that concentration is 0.15mol/L, makes in the silver nitrate solution infiltration into microporous, again with its oven dry;
Aforesaid method can directly generate Ag in the micropore of ceramic honeycomb core
4O
4Solid particulate, particle size are nano level, and AgO is Ag
4O
4Write a Chinese character in simplified form, reaction equation is following:
4AgNO
3+4NaOH+2O
3→Ag
4O
4↓+2O
2+4NaNO
3+2H
2O
Perhaps 4AgNO
3+ 4KOH+2O
3→ Ag
4O
4↓+2O
2+ 4KNO
3+ 2H
2O
Because of above-mentioned reaction is in the surface of ceramic honeycomb core and micropore, to carry out simultaneously, so in the surface of ceramic honeycomb core and micropore, all can have the AgO solid to produce.When cleaning the ceramic honeycomb core, can only lip-deep AgO solid be washed, the AgO solid in the micropore then can not be cleaned, and must remain in the micropore; While NaNO
3Perhaps KNO
3These salts substances can both be dissolved in the water with the ionic form, so when cleaning the ceramic honeycomb core, all can be cleaned totally at an easy rate, can not pollute the ceramic honeycomb core.
The present invention has following beneficial effect:
1. be provided with antibacterial ceramic honeycomb core in the antibacterial water nozzle of the present invention, antibacterial ceramic honeycomb core is that a kind of main raw material is diatomaceous micropore ceramics, and the precision of micropore is 1 micron～100 microns, and micropore is exposed, contains the AgO solid particulate in the micropore.AgO is a kind of to multiple malignant bacteria and virus, and the solid matter of fine killing effect is all arranged like streptococcus faecium, gram negative and positive bacterium, intestinal bacteria, streptococcus aureus, virus of AIDS etc.; In addition, AgO is below 100 ℃, and chemical property is stable, is difficult for decomposing, and the normal-temperature water of water dispenser and water purifier and the top temperature of cold water can not surpass 40 ℃, so can satisfy request for utilization; The surface of antibacterial ceramic honeycomb core and the internal surface of cellular through hole can keep wet after the user fetched water; Promptly contain liquid water; If have bacterium and virus in the liquid water; It will be to the micropore internal migration of micropore ceramics, in case run into the AgO solid particulate and will be killed, so bacterium can not breed in antibacterial water nozzle with virus bacterium in a large number with virus.So the antibacterial water nozzle of the present invention has good fungistatic effect, can solve the secondary pollution problem of water nozzle itself.
2. it is 2 millimeters～4 millimeters through hole that antibacterial ceramic honeycomb core is provided with at least 5 diameters.If the flow resistance that through-hole diameter is too little will increase water outlet the time influences water flow; If through-hole diameter is too big; Though then the fungistatic effect to water nozzle itself does not have remarkably influenced; If but the bacterium index of water outlet itself is defective; Then antibacterial water nozzle does not have germicidal action basically to the current that flow through from the through hole center, because the distance of itself and through hole wall is too far away, just too far away with the distance of AgO solid particulate; Through-hole diameter of the present invention is made as 2 millimeters～4 millimeters, and it can keep flow resistance little, can certain germicidal action be arranged to the underproof water of the bacterium index of water outlet own again.
3. the method for manufacture of the antibacterial ceramic honeycomb core in the antibacterial water nozzle of the present invention is simple, realizes that easily used pharmaceutical chemicals can be fully used, and promptly utilization ratio is high, and cost is lower, is easy to apply.
Description of drawings
For content of the present invention is expressly understood more easily,, the present invention is done further detailed explanation, wherein below according to specific embodiment and combine accompanying drawing
Fig. 1 is the structural representation of embodiments of the invention 1.
Fig. 2 is the structural representation of the antibacterial ceramic honeycomb core among embodiment 1 and the embodiment 2.
Fig. 3 is the structural representation of embodiments of the invention 2.
Fig. 4 is the testing apparatus pipeline schematic diagram of embodiment 1 and embodiment 2.
Label in the accompanying drawing is:
Antibacterial ceramic honeycomb core 1, AgO solid particulate 1-1, cellular through hole 1-2, housing 2, water outlet part 3, sealing-ring 4, water purifier 5, rising pipe 6, outlet valve 7, embodiment 1 antibacterial water nozzle 8, embodiment 2 antibacterial water nozzles 9, common water nozzle 10.
Embodiment
Embodiment 1
See Fig. 1 and Fig. 2; A kind of antibacterial water nozzle; Comprise housing 2, antibacterial ceramic honeycomb core 1 and water outlet part 3, antibacterial ceramic honeycomb core 1 is arranged in the housing 2, and housing 2 is fixed by threaded connection with water outlet part 3; The exit end of water outlet part 3 is communicated with the import of the cellular through hole 1-2 of antibacterial ceramic honeycomb core 1, and antibacterial ceramic honeycomb core 1 is provided with at least 5 cellular through hole 1-2; Contain AgO solid particulate 1-1 in the micropore of antibacterial ceramic honeycomb core 1, and micropore is exposed, the main raw material of antibacterial ceramic honeycomb core 1 comprises zeyssatite, and the micropore precision of antibacterial ceramic honeycomb core 1 is 1 micron～100 microns.
The method of manufacture of said antibacterial ceramic honeycomb core 1 comprises the steps:
Step 1. is processed slurry with powder zeyssatite, clay and water, and the micropore precision after the granularity of powdered material is controlled at and processes is 1 micron～100 microns and adapts;
Cellular blank after step 3. is dried through 900 ℃～1100 ℃ high temperature sintering, is processed the ceramic honeycomb core again;
The ceramic honeycomb core of step 4. after with sintering is immersed in the silver nitrate solution that concentration is 0.15mol/L, makes in the silver nitrate solution infiltration into microporous, again with its oven dry;
See Fig. 2 and Fig. 3; A kind of antibacterial water nozzle; Comprise housing 2, antibacterial ceramic honeycomb core 1 and water outlet part 3, antibacterial ceramic honeycomb core 1 is arranged in the housing 2, and housing 2 is fixed by threaded connection with water outlet part 3; The exit end of water outlet part 3 is communicated with the import of the cellular through hole 1-2 of antibacterial ceramic honeycomb core 1, and antibacterial ceramic honeycomb core 1 is provided with at least 5 cellular through hole 1-2; Contain AgO solid particulate 1-1 in the micropore of antibacterial ceramic honeycomb core 1, and micropore is exposed, the main raw material of antibacterial ceramic honeycomb core 1 comprises zeyssatite, and the micropore precision of antibacterial ceramic honeycomb core 1 is 1 micron～100 microns; Be provided with sealing-ring 4 between water outlet part 3 and the antibacterial ceramic honeycomb core 1, water outlet part 3 adopts thread connection with housing 2, thereby can compress the sealing that sealing-ring 4 is realized between water outlet part 3 and the housing 2 after tightening; Current flow out from the water outlet of water outlet part 3 during water outlet, pass sealing-ring 4, pass the cellular through hole 1-2 of antibacterial ceramic honeycomb core 1 again, flow out antibacterial water nozzle at last.
Identical among antibacterial ceramic honeycomb core 1 and the embodiment 1, its method of manufacture is also identical.
Embodiment 1 and antibacterial water nozzle among the embodiment 2 all can be used as the water outlet device and are contained on water dispenser or the water purifier and use, and solve the secondary pollution problem of water dispenser and water purifier normal-temperature water or cold water water outlet water nozzle.
Simultaneous test
See Fig. 4; The water outlet that is communicated with the good water purifier 5 of bacteria-eliminating efficacy with a rising pipe 6; The other end one of rising pipe 6 is divided into three; The water-in that is communicated with three outlet valves 7 respectively, the water outlet of three outlet valves 7 are communicated with the antibacterial water nozzle of embodiment 18, embodiment 2 antibacterial water nozzle 9 and common water nozzles 10 more respectively, process testing apparatus.It is in 30 ℃ the isoperibol that this testing apparatus is placed on envrionment temperature; During on-test rising pipe 6, outlet valve 7 and each water nozzle are all sterilized; And emit 5L water at each water nozzle place respectively; After placing different time, open the total number of bacterial colony of three outlet valves respectively from three water nozzle water receivings detection water outlets, test-results is following:
Can find out from test-results:
A. the degerming functions of water purifier is fine, and the initial sterilization of outlet pipeline is also relatively more thorough, so after placing 5min, the total number of bacterial colony of each water nozzle water outlet is all qualified.
B. after placing 24h, the water nozzle of bacteria resistance function is arranged, the total number of bacterial colony of its water outlet rises to some extent, but still is qualified, and fungistatic effect has been described; And common water nozzle, then the total number of bacterial colony of water outlet significantly rises, but does not exceed standard yet, can think that the effluent quality of water purifier is pretty good, and its biologically stable is better.
C. after placing 48h～96h, obviously find out: have the total number of bacterial colony of its water outlet of water nozzle of bacteria resistance function to rise to some extent, but still be suppressed in the acceptable scope, i.e. the total number of bacterial colony of water outlet is qualified; And there is not the common water nozzle of bacteria resistance function.Then the total number of bacterial colony of its water outlet obviously exceeds standard.
The analysis of causes is following:
A., the water nozzle that bacteria resistance function is arranged, inside are provided with antibacterial ceramic honeycomb core 1, and the diameter of its cellular through hole is 2 millimeters, contain AgO solid particulate 1-1 in the micropore of antibacterial ceramic honeycomb core 1.Finishing all cellular through holes of back in water intaking is all sealed by liquid water; Airborne bacterium will enter in the liquid water of through hole when water nozzle gets into; Because of through-hole diameter is very little, bacterium is moved in the micropore of ceramic honeycomb core 1 easily, when bacterium touches AgO solid particulate 1-1, will be killed; So bacterium can not breed in antibacterial water nozzle in a large number, but also is difficult to thoroughly that killing bacteria is clean; In addition; Because of antibacterial ceramic honeycomb core 1 is hydrophilic; Promptly wherein whole micropores space can be full of by liquid water; Make the liquid water of through hole be difficult for drying up, these liquid waters that are difficult for the breeding bacteriums protect this section water route not receive bacterial contamination in fact just to playing shielding effect from outlet valve 7 to the water route the water nozzle.So, there is the bacteria content of its water outlet of water nozzle of bacteria resistance function to be always maintained at lower level, always can guarantee out that the water bacteria index is qualified.
B. the common water nozzle that does not have bacteria resistance function; Because of there not being above-mentioned fungistatic effect; After water intaking finishes, the water nozzle port and near water can be very soon by airborne bacterial contamination, and do not need the too long will with from the water nozzle port to outlet valve the water route 7 all pollute.So the bacteria content of common its water outlet of water nozzle of no bacteria resistance function can just not reach the degree that exceeds standard in long-time, and maintains higher bacteria content level, makes the total number of bacterial colony of water outlet defective.
Above-described specific embodiment; Technical scheme of the present invention has been carried out further explain, and institute it should be understood that the above is merely specific embodiment of the present invention; Be not limited to the present invention; All within spirit of the present invention and principle, any modification of being made, be equal to replacement, improvement etc., all should be encompassed in the claim scope of the present invention.
Claims (5)
1. antibacterial water nozzle; It is characterized in that: comprise housing, antibacterial ceramic honeycomb core and water outlet part; Antibacterial ceramic honeycomb core is arranged in the housing; Be fixedly connected between housing and the water outlet part, the exit end of water outlet part is communicated with the import of the cellular through hole of antibacterial ceramic honeycomb core, and antibacterial ceramic honeycomb core is provided with at least 5 cellular through holes; Contain the AgO solid particulate in the micropore of antibacterial ceramic honeycomb core, and micropore is exposed; The main raw material of antibacterial ceramic honeycomb core comprises zeyssatite; The micropore precision of antibacterial ceramic honeycomb core is 1 micron～100 microns.
2. according to the described antibacterial water nozzle of claim 1, it is characterized in that: adopt screw thread to be fixedly connected between said water outlet part and the housing.
3. according to the described antibacterial water nozzle of claim 1; It is characterized in that: be provided with sealing-ring between said water outlet part and the antibacterial ceramic honeycomb core; Current flow out from the water outlet of water outlet part during water outlet, pass sealing-ring, pass the cellular through hole of antibacterial ceramic honeycomb core again.
4. according to the described antibacterial water nozzle of claim 1, it is characterized in that: the diameter of cellular through hole is 2 millimeters～4 millimeters.
5. according to the described antibacterial water nozzle of one of claim 1-4, it is characterized in that: the manufacturing step of said antibacterial ceramic honeycomb core comprises:
Step 1. is processed slurry with powder zeyssatite, clay and water;
Step 2. is pressed into ceramic honeycomb core blank with slurry, and honeycomb structure wherein is a through hole, and at least 5 of the quantity of through hole are dried again;
Ceramic honeycomb core blank after step 3. is dried through 900 ℃～1100 ℃ high temperature sintering, is processed the ceramic honeycomb core again;
Step 4. is immersed in the ceramic honeycomb core in the silver nitrate solution that concentration is 0.15mol/L, makes in the silver nitrate solution infiltration into microporous, again with its oven dry;
Step 5. is immersed in said ceramic honeycomb core in the sodium hydroxide solution or potassium hydroxide solution that concentration is 0.6mol/L～5.6mol/L again, makes in sodium hydroxide solution or the potassium hydroxide solution infiltration into microporous;
Step 6. is put into encloses container with said ceramic honeycomb core, feeds the O that concentration is not less than 15mg/L to this encloses container again
3Gas, the time that feeds ozone gas is 1h～8h, and the temperature in the encloses container is controlled in 25 ℃～55 ℃ scopes, and pressure-controlling is in 0～0.1MPa scope;
Step 7. is cleaned said ceramic honeycomb core with clean water.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012101089348A CN102633333A (en) | 2012-04-06 | 2012-04-06 | Antibacterial water nozzle and manufacturing method thereof |
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|---|---|---|---|
| CN2012101089348A CN102633333A (en) | 2012-04-06 | 2012-04-06 | Antibacterial water nozzle and manufacturing method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104844274A (en) * | 2015-04-27 | 2015-08-19 | 昆明理工大学 | Preparation method for antibacterial honeycomb ceramic |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101502732A (en) * | 2009-02-09 | 2009-08-12 | 沈海滨 | Porous biological ceramic filter element as well as preparation method and use thereof |
| CN102060561A (en) * | 2010-11-19 | 2011-05-18 | 西安理工大学 | Preparation method of porous diatomite-based AgO ceramic material |
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2012
- 2012-04-06 CN CN2012101089348A patent/CN102633333A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101502732A (en) * | 2009-02-09 | 2009-08-12 | 沈海滨 | Porous biological ceramic filter element as well as preparation method and use thereof |
| CN102060561A (en) * | 2010-11-19 | 2011-05-18 | 西安理工大学 | Preparation method of porous diatomite-based AgO ceramic material |
Non-Patent Citations (1)
| Title |
|---|
| 沈文宁: "超细AgO粉末的制备及其性能研究", 《中国优秀硕士学位论文全文数据库（工程科技Ⅰ辑）》 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104844274A (en) * | 2015-04-27 | 2015-08-19 | 昆明理工大学 | Preparation method for antibacterial honeycomb ceramic |
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Application publication date: 20120815 |