CN101428880B - Apparatus and method for disinfection with acidic oxidized electric potential water - Google Patents
Apparatus and method for disinfection with acidic oxidized electric potential water Download PDFInfo
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- CN101428880B CN101428880B CN2008101828930A CN200810182893A CN101428880B CN 101428880 B CN101428880 B CN 101428880B CN 2008101828930 A CN2008101828930 A CN 2008101828930A CN 200810182893 A CN200810182893 A CN 200810182893A CN 101428880 B CN101428880 B CN 101428880B
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Abstract
The invention relates to a device for carrying out sterilization through acidic oxidation potential water and a method thereof. A hand washing device automatically releases alkaline reduction potential water and acidic oxidation potential water successively; and the alkaline reduction potential water is used for washing dirt first, and then the acidic oxidation potential water is used for sterilization and cleaning. The whole process is automatically finished by the induction hand washing device, thereby completely avoiding the contact between medical personnel and the device, and consequently putting an end to the chance of contagious infection. The acidic oxidation potential water which is adopted for the sterilization of hands can obviously reduce the damage to the skin of hands causedby the frequent use of a disinfectant. The safety of the oxidation potential water is already verified by toxicological experiments carried out by authorities at home and abroad. The toxicological experiments cover acute oral toxity, one-time skin stimulus and accumulated skin stimulus, acute eye irritation, skin augmenting response, oral mucosa irritation, and the like. The safety of the oxidation potential water is also verified in various application units.
Description
Technical field
The present invention is a kind of device and method that uses acidic oxidized electric potential water to carry out disinfection, and relates to the improvement of the structure of product and the raising of performance thereof.
Background technology
At medical field, washing one's hands is one of measure of the simplest, the most effective control hospital infection.Studies show that, in exogenous hospital infection, handle the direct and indirect infection that causes and account for the first place.Hands is that human body directly contacts the most frequent position with extraneous, and the microbial contamination of hands is quite serious, also is the position that often need be cleaned therefore.So in numerous measures of control hospital infection, the cleaning and disinfection of hand skin is one of most important and the easiest measure.
The data in past shows that most infectious disease can be prevented by suitable hand hygiene in most cases.Therefore, carry out the health of medical worker's hands, can effectively control the propagation of fastbacteria, thereby help reducing NIR.
At present, keep the preferred plan of hand cleaning to comprise methods such as soap, antibacterials, Iodophors, povidone iodine and ethanol scouring in hospital.The major product and the effect of selection are as follows:
(1) adopts liquid soap or solid soap as common hand cleaning agent, can remove most on hand antibacterials.
(2) antibacterial soap, effective, but in view of the screening of the antibacterial of worrying anti-disinfectant and popular, only use under special circumstances.
(3) adopt the disposable pure hands disinfecting gel (as ethanol, hibitane, povidone iodine etc.) that contains fast, can conveniently remove antibacterial on hand, when neighbouring do not have under the facility circumstances such as faucet, hand washing sink very convenient.If hand has visible spots, the effect of this product can descend greatly.
The soap circulating water is washed one's hands and is remained a convenience, economy, the effective method that keeps the hands cleaning at present.
Use the soap class as common hand cleaning agent, though can remove antibacterial on hand, water commonly used and soap clean both hands, and cleaning products such as fancy soap can destroy the skin oil and fat layer inevitably, cause keratodermatitis thickening and fungal infection, thereby cause phenomenons such as xerosis cutis, inflammation.
When washing one's hands, behind the hands contact faucet, whenever flat centimetre can have 35,000 antibacterials on the contact site skin simultaneously.This has increased the chance of contact infection undoubtedly.
Though the vicarious hand sanitizer of exempting to contact occurs now, but main still the employing placed disinfectant solution in advance in disinfector, by start micropump with disinfectant solution be transported to liquid outlet spray in one's hands in, or increase soniclizer, utilize nebulizer that the disinfectant solution atomizing is sprayed onto on hand for tiny droplet, to kill antibacterial and virus on hand.This hands sterilization method is for the situation that has organic pollutants on hand, its Disinfection Effect can reduce greatly, simultaneously, existing chemosterilant (liquid) adversary and skin all have certain pessimal stimulation influence, therefore search out a kind of environmental protection, wide spectrum, efficient, noresidue, non-stimulated hands sterilization method becomes the task of top priority.
Electrolyzed oxidizing water is present a kind of advanced person's environment-friendly type sterile products in the world, all have the strategic assets that other disinfectant hardly matches from aspects such as sterilization wide spectrum quick-acting, the preparation feature of environmental protection, economy, property of many uses, through domestic and international microorganism and the clinical expert development test to the sterilization technology and the sterilization mechanism of electrolyzed oxidizing water in nearly 20 years, with the clinical use of hospital of domestic and international hundreds of family, the sterilization wide spectrum of electrolyzed oxidizing water is quick-acting, green safety, do not produce drug resistance, do not stay characteristics such as residual hazard to obtain generally approval.
Summary of the invention
The present invention is just at the deficiency and the defective that exist in the above-mentioned existing hands cleaning and sterilizing technology, a kind of device and method that uses acidic oxidized electric potential water to carry out disinfection is provided, it is that a kind of alkaline reduction current potential water and acidic oxidized electric potential water of utilizing carries out hands cleaning and health hands disinfectant method to the medical worker, and the auto-induction apparatus of realizing this method.Use electrolyzed oxidizing water and medical worker's hands is washed can reach the standard that hygiology is washed one's hands in 30 seconds～1 minute, there is remarkable result in nosocomial infection to prevention, and can reduce the damage of in the past frequently using disinfectant that hand skin is caused.The hands that this method and device thereof also can be used for multi-field staff such as food processing, food and drink, hotel, pharmacy cleans and the sterilization of health hands.
Technical solution of the present invention realizes by following measure:
Technical solution of the present invention has proposed a kind of device that uses acidic oxidized electric potential water to carry out disinfection, it is characterized in that: this device is provided with the acidifying water inlet and is connected outside acidifying water and alkaline water generator respectively with the alkaline water inlet, in device, acidifying water inlet and alkaline water inlet are delivered to three-way valve by acidifying water control electromagnetic valve and the alkaline water control electromagnetic valve that plays regularly the water delivery control action with water respectively, and three-way valve connects outlet;
In this device, also comprise a controller and infrared inductor, controller is connected with alkaline water control electromagnetic valve with acidifying water control electromagnetic valve and controls it respectively by different period closures, and infrared inductor connects and carries extraneous induced signal to controller.
Technical solution of the present invention has also proposed a kind of method that is suitable for the device that above-mentioned use acidic oxidized electric potential water carries out disinfection, and it is characterized in that: the step of this method is:
(1) make infrared inductor produce signal by the infrared induction window, this signal is transferred into controller, and starts it and start working;
(2) controller at first drives alkaline water control electromagnetic valve unlatching 10～20 seconds, and alkaline water is discharged by outlet;
(3) control order is closed alkaline water control electromagnetic valve, stops and waits for 1～3 second, drives acidifying water control electromagnetic valve then and opens 30～50 seconds, and acidifying water is discharged by outlet, and afterwards, controller cuts out acidifying water control electromagnetic valve automatically.
It is the program controlled mode able to programme of core that whole cleaning sterilizing device adopts with the single-chip microcomputer, automatic sequence discharging alkaline reduction current potential water and acidic oxidized electric potential water, carry out the dirt washing with alkaline reduction current potential water earlier, the reuse acidic oxidized electric potential water sterilizes, sterilizes and cleans.Whole process is finished automatically by equipment, and medical personnel avoid contacting with faucet fully.
Technical scheme of the present invention is as follows:
The present invention will have traditional hands sterilization now and be divided into two steps: the first step is cleaned to remove the hand dirt with alkaline reduction current potential water (abbreviation alkaline water) adversary earlier, second step carried out disinfection with acidic oxidized electric potential water (abbreviation acidifying water) adversary, to kill pathogenic microorganism such as antibacterial on the hand skin and virus.
Between two steps, carry out an of short duration time-out, 1～3 second time of staying, influence bactericidal effect with the neutralization of avoiding alkaline water and acidifying water.
Dispose infrared inductor in cleaning sterilizing device, the medical worker adopts the automatic induction mode of exempting to contact to the startup of hand washing device, has avoided the chance of contact infection fully.
Configuration Control Unit, acidic oxidized electric potential water electromagnetic valve and alkaline reduction current potential water solenoid valve in cleaning sterilizing device, controller starts aqueous alkali electromagnetic valve and sour water electromagnetic valve according to time length that is provided with and sequencing, cleans and the disinfectant purpose to reach.
The function that is provided with of acid, aqueous alkali drain time length is set in the control sequence of controller, can revises configuration neatly to acid, aqueous alkali drain time length according to the actual needs of different industries like this, to reach best cleaning and sterilizing effect.
Description of drawings
Fig. 1 is the structural representation of apparatus of the present invention.
The software flow sketch map of Fig. 2 for apparatus of the present invention are controlled.
The specific embodiment
Below with reference to drawings and Examples technical solution of the present invention is further described:
Shown in accompanying drawing 1, a kind of device that uses acidic oxidized electric potential water to carry out disinfection, it is characterized in that: in the housing 8 of this device, be provided with acidifying water inlet 1 and be connected outside acidifying water and alkaline water generator respectively with alkaline water inlet 2, in device, acidifying water inlet 1 and alkaline water inlet 2 are delivered to three-way valve 10 by acidifying water control electromagnetic valve 3 and the alkaline water control electromagnetic valve 4 that plays regularly the water delivery control action with water respectively, and three-way valve 10 connects outlet 7;
In this device, also comprise a controller 5 and infrared inductor 11, controller 5 is connected with alkaline water control electromagnetic valve 4 with acidifying water control electromagnetic valve 3 and controls it respectively by different period closures, infrared inductor 11 connects and carries extraneous induced signal to controller 5, and power supply port 9 is arranged on the housing 8.
Controller 5 adopts the Atmel89C55WD single-chip microcomputers as control centre, cooperates drive circuit to come acid/aqueous alkali electromagnetic valve is carried out ON/OFF control by software programming, and the prompting of being correlated with by display lamp.
Infrared inductor 11 adopts special-purpose 38KHZ low-power consumption infrared ray emission/receiving tube to cooperate integrated circuit made.
The method of the device that suitable above-mentioned use acidic oxidized electric potential water carries out disinfection, it is characterized in that: the step of this method is:
(1) make infrared inductor 11 produce signals by infrared induction window 6, this signal is transferred into controller 5, and starts it and start working;
(2) controller 5 at first drives alkaline water control electromagnetic valve 4 unlatchings 10～20 seconds, and alkaline water is discharged by outlet 7;
(3) alkaline water control electromagnetic valve 4 is closed in controller 5 orders, stops and waits for 1～3 second, drives acidifying water control electromagnetic valve 3 then and opens 30～50 seconds, and acidifying water is discharged by outlet 7, and afterwards, controller 5 cuts out acidifying water control electromagnetic valve 3 automatically.
Above-mentioned control procedure realizes by software programming, its control flow as shown in Figure 2, controller 5 has been realized above-mentioned control operation by being programmed.
The use of this product is:
When nobody used, alkaline water control electromagnetic valve 4 and acidifying water control electromagnetic valve 3 were in closed condition.When people's usability is answered hand washer, with close infrared induction window 6 certain distances of hands, the induced signal that infrared inductor 11 produces can be delivered to controller 5, controller 5 at first drives alkaline water control electromagnetic valve 4 and opens, 10～20 seconds opening times, alkaline water is discharged by outlet 7, user is used alkaline water flush away dirt on hand earlier, when finishing Deng the alkaline water scavenging period, alkaline water control electromagnetic valve 4 is closed in controller 4 orders, short stay is waited for 1～3 second, drives acidifying water control electromagnetic valve 3 then and opens 30～50 seconds opening times, acidifying water is discharged by outlet 7, user carries out sterilizing with the acidifying water adversary, and when waiting acidifying water disinfecting time to finish, controller 5 cuts out acidifying water control electromagnetic valve 3.Whole like this cleaning and sterilizing flow process finishes.
4 opening times of aqueous alkali electromagnetic valve, middle waiting time and 3 opening times of sour water electromagnetic valve all can be made amendment and are provided with by controller 5.Whole apparatus structure is simple, power-saving, easy for installation, Disinfection Effect is good.
The automatic induction hand washing device that the present invention adopts adopts programme-control, hand washing device automatic sequence discharging alkaline reduction current potential water and acidic oxidized electric potential water, carry out the dirt washing with alkaline reduction current potential water earlier, the reuse acidic oxidized electric potential water sterilizes, sterilizes and cleans.Whole process is finished automatically by the induction hand washing device, and medical personnel avoid contacting with equipment fully, thereby have stopped the chance of contact infection.
The present invention program is as follows at the laboratory report of certain hospital infection control section:
Test method:
Before 1 test, behind the mutually abundant rubbing of experimenter's both hands, allow experimenter's left hand refer to close up, wipe away in containing 10ml diluent test tube with aseptic cotton and to soak, after extracting on the tube wall, bend the face finger tip to referring to root at the five fingers, double rub 2 times is whenever embrocated one time, and cotton is wiped away rotation once.After the sampling, in sterile working's mode cotton is wiped away sampling end and cut in vitro, as the positive controls sample into sampling.
2 use electrolyzed oxidizing water to right hand irrigation and disinfection 1min.Sterilization back replaces diluent with sample solution, with the same method of positive controls to natural bacteria once sampling residual on experimenter's right hand, as the test group sample.
3 respectively with unworn with batch sample solution, diluent, cotton is wiped away and culture medium as the negative control group sample.
4 get experimental group, positive controls and each 0.5ml of negative control group sample respectively, and with agar tilt-pour process inoculation plate, 2 plates of each sample inoculation are put in 37 ℃ of calorstats and cultivated 48h, observe final result.
Statistical method:
Calculate killing logarithm value and on average killing logarithm value of sterilization sample.
Kill the preceding natural bacteria content logarithm value of logarithm value=sterilization-residual bacterial content logarithm value in sterilization back.
On average kill logarithm value=each example and kill logarithm value sum/be subjected to this routine number of sample.
Estimate regulation:
Positive controls should have more bacterial growth, and negative control group is answered asepsis growth; With 30 person-times on hand natural bacteria on average kill logarithm value 〉=1, it is qualified to be judged to.
Hands sterilization clinical test results
| Numbering | Positive controls bacterium colony (cfu/ hands) | Test sample bacterium colony (cfu/ hands) | Kill logarithm value |
| 1 | 750 | 0 | 2.88 |
| 2 | 300 | 0 | 2.48 |
| 3 | 870 | 0 | 2.94 |
| 4 | 2750 | 10 | 2.44 |
| 5 | 250 | 0 | 2.40 |
| 6 | 1870 | 0 | 3.27 |
| 7 | 1430 | 0 | 3.16 |
| 8 | 930 | 10 | 1.97 |
| 9 | 2450 | 0 | 3.39 |
| 10 | 410 | 0 | 2.61 |
| 11 | 650 | 0 | 2.81 |
| 12 | 240 | 0 | 2.38 |
| 13 | 620 | 0 | 2.79 |
| 14 | 1050 | 0 | 3.02 |
| 15 | 470 | 0 | 2.67 |
| 16 | 720 | 0 | 2.86 |
| 17 | 1230 | 0 | 3.09 |
| 18 | 840 | 0 | 2.92 |
| 19 | 350 | 0 | 2.54 |
| 20 | 90 | 0 | 1.95 |
| 21 | 1940 | 20 | 1.99 |
| 22 | 560 | 0 | 2.75 |
| 23 | 310 | 0 | 2.49 |
| 24 | 760 | 0 | 2.88 |
| 25 | 780 | 0 | 2.89 |
| 26 | 1000 | 0 | 3.00 |
| 27 | 370 | 0 | 2.57 |
| 28 | 660 | 10 | 1.82 |
| 29 | 1670 | 0 | 3.22 |
| 30 | 2040 | 0 | 3.31 |
| On average | - | - | 2.72 |
The clinical trial effectiveness:
In this test, the electrolyzed oxidizing water stock solution of using the oxidizing potential Water generator to be generated is carried out on-the-spot hands to 30 person-times and is sterilized, and the logarithm value of on average killing of natural bacteria is 2.72 on hand, and it is qualified to sterilize.
Experimenter person does not have uncomfortable main suit at duration of test, and hand skin is not found untoward reaction.
Technique effect of the present invention is as follows:
The present invention adopts acidic oxidized electric potential water to replace traditional disinfectant (liquid) as the method for hand sterilization, and Disinfection Effect is good, efficient is high. Electrolyzed oxidizing water can be killed staphylococcus aureus, Escherichia coli in 30 seconds, 30 seconds deactivation hepatitis B surface antigen and AIDS virus, and killing fungus in 5 minutes, and can in 20 minutes, kill bacillus anthracis and bacillus subtilis black variety gemma.
The acidic oxidized electric potential water that the present invention adopts carries out the hand sterilization, can significantly reduce the damage of in the past frequently using disinfectant that hand skin is caused. The security of electrolyzed oxidizing water also both at home and abroad authoritative institution's acute oral toxicity, skin once stimulate and the toxicological experiments such as skin accumulation excitant, acute ocular excitant, skin augmenting response, oral mucosa excitant are confirmed, and obtained good checking in each application units.
The acidic oxidized electric potential water that the present invention adopts carries out the hand sterilization, and environment friendly and pollution-free, use cost is low. The costs such as electrolyzed oxidizing water is moisture, electric, consumptive material are interior, and cost of use only is 0.1 yuan/liter. By the disinfection cost investigation to medical institutions and Cleaning corporation thereof, the disinfection cost of electrolyzed oxidizing water (containing acquisition cost) is for using 1/3～1/2 of chemical method disinfection cost. And do not need the residual poisonous substance of a large amount of clear water eccysis after using the oxidizing potential water sterilization, avoided a large amount of human resources and waste of time. In addition, after the electrolyzed oxidizing water disinfective action, or meet organic matter, light and air a period of time and can be reduced to light water, can reach the cleaning discharging, alleviated the load of water system and soil environment. The alkaline reduction electric potential water for preparing simultaneously with electrolyzed oxidizing water is wipe oil well, the Substitute For Partial washing agent.
Claims (2)
1. device that uses acidic oxidized electric potential water to carry out disinfection, it is characterized in that: this device is provided with acidifying water inlet (1) and is connected outside acidifying water and alkaline water generator respectively with alkaline water inlet (2), in device, acidifying water inlet (1) and alkaline water inlet (2) are delivered to three-way valve (10) by acidifying water control electromagnetic valve (3) and the alkaline water control electromagnetic valve (4) that plays regularly the water delivery control action with water respectively, and three-way valve (10) connects outlet (7);
In this device, also comprise a controller (5) and infrared inductor (11), controller (5) is connected with alkaline water control electromagnetic valve (4) with acidifying water control electromagnetic valve (3) and controls it respectively by different period closures, and infrared inductor (11) connects and carries extraneous induced signal to controller (5).
2. a suitable aforesaid right requires the method for the device that 1 described use acidic oxidized electric potential water carries out disinfection, and it is characterized in that: the step of this method is:
(1) make infrared inductor (11) produce signal by infrared induction window (6), this signal is transferred into controller (5), and starts it and start working;
(2) controller (5) at first drives alkaline water control electromagnetic valve (4) unlatching 10～20 seconds, and alkaline water is discharged by outlet (7);
(3) alkaline water control electromagnetic valve (4) is closed in controller (5) order, stop and wait for 1～3 second, drive acidifying water control electromagnetic valve (3) then and opened 30～50 seconds, acidifying water is discharged by outlet (7), afterwards, controller (5) cuts out acidifying water control electromagnetic valve (3) automatically.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106581712A (en) * | 2017-01-03 | 2017-04-26 | 辽宁博胜科技有限公司 | Special vehicle device for epidemic area isolating, sterilizing, disinfecting and cleaning |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103417999A (en) * | 2013-06-05 | 2013-12-04 | 北京电子科技职业学院 | System device and method for conducting sterilization and disinfection on nutrient solution of soilless culture through application of electrolyzed oxidizing water |
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| CN1896011A (en) * | 2006-06-13 | 2007-01-17 | 刘蕊 | Two-functional electrolytic generator |
| JP2007014888A (en) * | 2005-07-08 | 2007-01-25 | Skg:Kk | Sterilizing device |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007014888A (en) * | 2005-07-08 | 2007-01-25 | Skg:Kk | Sterilizing device |
| CN1896011A (en) * | 2006-06-13 | 2007-01-17 | 刘蕊 | Two-functional electrolytic generator |
Non-Patent Citations (1)
| Title |
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| 堀田国元.酸性电解水的基础、应用及发展动向.中国护理管理.2008,8(4), * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106581712A (en) * | 2017-01-03 | 2017-04-26 | 辽宁博胜科技有限公司 | Special vehicle device for epidemic area isolating, sterilizing, disinfecting and cleaning |
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