CN102424979A - Acidic oxidation-reduction potential water generating device of endoscopic disinfection machine and generation method thereof - Google Patents
Acidic oxidation-reduction potential water generating device of endoscopic disinfection machine and generation method thereof Download PDFInfo
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- CN102424979A CN102424979A CN2011103662876A CN201110366287A CN102424979A CN 102424979 A CN102424979 A CN 102424979A CN 2011103662876 A CN2011103662876 A CN 2011103662876A CN 201110366287 A CN201110366287 A CN 201110366287A CN 102424979 A CN102424979 A CN 102424979A
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Abstract
The invention relates to an acidic oxidation-reduction potential water generating device of an endoscopic disinfection machine, which comprises an electrolysis tank, two cation exchange membranes and a plurality of electrolysis boards. The two cation exchange membranes are arranged in the electrolysis tank to divide the cavity of the electrolysis tank into two cathode chambers and an anode chamber between the two cathode chambers, and the electrolysis boards are respectively arranged on the two sides of the two cation exchange membranes. The acidic oxidation-reduction potential water generating device of the endoscopic disinfection machine adopts the electrolysis tank with the ion exchange membranes to electrolyze purified water and a small amount of saturated sodium chloride solution into acidic oxidation-reduction potential aqueous solution with ultra-low cost, and the solution has the advantages of low cost, complete disinfection, good safety, environmental protection and the like. Moreover, since the two cathode chambers are arranged on the two opposite sides of the anode chamber, the electrolysis rate and ion exchange rate can be increased, and the efficiency of preparation of the acidic oxidation-reduction potential water can be improved. The invention also provides a method of the endoscopic disinfection machine for generating the acidic oxidation-reduction potential water.
Description
[technical field]
The present invention relates to a kind of acidic oxidation reduction potential water generating device and generation method thereof, particularly relate to a kind of acidic oxidation reduction potential water generating device and generation method thereof of endoscopy disinfection machine.
[background technology]
Acidic oxidation reduction potential water (also becoming oxidizing potential sterilized water, strong peroxide deionized water, strong soured water etc.) is a kind of novel sterilization water that occurs in recent years.At present; Have much about the preparation method of acidic oxidation reduction potential water and the research of equipment both at home and abroad; But great majority be to agricultural, life drink, environment disinfected, the generation equipment of the acidic oxidation reduction potential water of using for the cleaning and sterilizing of medicine equipment is less.For example; Existing endoscopy disinfection machine can not prepare acidic oxidation reduction potential water when the endoscopy disinfection machine carries out disinfection to endoscope; Usually need an acidic oxidation reduction potential water tank, be used for the good acidic oxidation reduction potential water of splendid attire prepared beforehand.In addition, though occur a spot of endoscopy disinfection machine with acidic oxidation reduction potential water preparation apparatus on the market, the efficient of its preparation acidic oxidation reduction potential water is lower.
[summary of the invention]
In view of above-mentioned condition, be necessary to provide the acidic oxidation reduction potential water generating device and the generation method thereof of the higher endoscopy disinfection machine of a kind of efficient for preparing acidic oxidation reduction potential water.
A kind of acidic oxidation reduction potential water generating device of endoscopy disinfection machine comprises:
Electrolyzer;
Two cationic exchange membranes are located in the said electrolyzer, are isolated into two cathode compartments and the anolyte compartment between said two cathode compartments with the inner chamber with said electrolyzer; And
A plurality of electrolytic zinc-coated steel sheets are located at the both sides of said two cationic exchange membranes respectively.
Further, also comprise the outside of being located at said electrolyzer, the basic soln pipe of said two cathode compartments of connection and the basic soln rising pipe that is communicated with one of them said cathode compartment.
Further, also comprise the water inlet pipe that is communicated with said anolyte compartment and one of them cathode compartment.
Further, the inlet end of said water inlet pipe is provided with SV.
Further, the inlet end of said water inlet pipe is provided with the siphon mouth that is communicated with purified water water inlet pipe and saturated sodium-chloride water tank, and purified water and saturated nacl aqueous solution mix the back through the siphon mouth and get into said water inlet pipe.
Further, also comprise the acidic oxidation reduction potential water rising pipe that is communicated with said anolyte compartment.
Further, the sidewall of said anolyte compartment top is provided with water level sensor, is used for the water level of the liquid in the sensing electrolyzer.
Further, also comprise the water shoot that is communicated with said anolyte compartment and one of them said cathode compartment, said water shoot is connected with wet-pit.
Further, all be connected on said basic soln rising pipe and the acidic oxidation reduction potential water rising pipe with liquid pump.
A kind of acidic oxidation reduction potential water generation method of endoscopy disinfection machine adopts the acidic oxidation reduction potential water generating device of above-mentioned endoscopy disinfection machine, and the acidic oxidation reduction potential water generation method of said endoscopy disinfection machine comprises:
Open liquid pump or said wet-pit for some time of said basic soln rising pipe and acidic oxidation reduction potential water rising pipe, with the residual solution emptying in the said electrolyzer;
Close the liquid pump of said basic soln rising pipe and acidic oxidation reduction potential water rising pipe, the SV and the wet-pit for some time of opening said water inlet pipe simultaneously, said electrolyzer is cleaned;
Open the SV of said water inlet pipe, flow in the said electrolyzer after the mixing of purified water and saturated sodium chloride solution;
Judge according to water level sensor whether the solution in the electrolyzer arrives predetermined water level, if then close the SV of said water inlet pipe; And
Said electrolytic zinc-coated steel sheet is fed direct current, and so that the sodium chloride electrolyte in the electrolyzer is carried out electrolysis, it is acidic oxidation reduction potential water that said anolyte compartment obtains, and it is basic soln that said two cathode compartments obtain.
The electrolyzer that the acidic oxidation reduction potential water generating device utilization of above-mentioned endoscopy disinfection machine has ion-exchange membrane promptly can go out the extremely low acidic oxidation reduction potential aqueous solution of cost with purified water and a spot of saturated nacl aqueous solution electrolysis; This solution has higher redox potential (ORP >=1100mv); The characteristics of lower pH value (PH＜2.7) can effectively be killed the mikrobe of article surface.The acidic oxidation reduction potential water generating device of above-mentioned endoscopy disinfection machine is the thimerosal that purified water and sodium chloride solution are prepared into, have that cost is low, sterilization thoroughly, advantage such as safety and environmental protection.And, because two cathode compartments are positioned at the relative both sides of anolyte compartment, can accelerate electrolysis speed and IX speed, thereby improve the preparation efficiency of acidic oxidation reduction potential water.
[description of drawings]
Fig. 1 is the stereographic map of the acidic reduction current potential water generating device of the endoscopy disinfection machine of preferred embodiments of the present invention;
Fig. 2 is the stereographic map of the acidic reduction current potential water generating device of endoscopy disinfection machine shown in Figure 1 when removing the lid of electrolyzer;
Fig. 3 is the schema of the acidic reduction current potential water generation method of the endoscopy disinfection machine of preferred embodiments of the present invention.
[embodiment]
For the ease of understanding the present invention, will more comprehensively describe the present invention with reference to relevant drawings below.Provided preferred embodiment of the present invention in the accompanying drawing.But the present invention can realize with many different forms, be not limited to embodiment described herein.On the contrary, provide the purpose of these embodiment be make the understanding of disclosure of the present invention comprehensively thorough more.
Need to prove, when element is called as " being fixed in " another element, it can be directly on another element or also can have middle element.When an element is considered to " connection " another element, it can be to be directly connected to another element or possibly to have element placed in the middle simultaneously.Term as used herein " vertical ", " level ", " left side ", " right side " and similar statement are just for illustrative purposes.
Only if definition is arranged in addition, the employed all technology of this paper are identical with the implication that belongs to those skilled in the art's common sense of the present invention with scientific terminology.Among this paper in specification sheets of the present invention employed term be not intended to be restriction the present invention just in order to describe the purpose of concrete embodiment.Term as used herein " and/or " comprise one or more relevant Listed Items arbitrarily with all combinations.
See also Fig. 1 and Fig. 2, the acidic oxidation reduction potential water generating device 100 of the endoscopy disinfection machine of preferred embodiments of the present invention comprises electrolyzer 110, two cationic exchange membranes 120 and a plurality of electrolytic zinc-coated steel sheets 130.
Electrolyzer 110 is roughly square box.Specifically in this embodiment, electrolyzer 110 comprises the lid (figure is mark not) on box body (figure is mark not) with opening and the opening that is placed on box body.Lid and box body form the cavity volume of a sealing, can prevent that extraneous sewage, foreign material etc. from polluting the solution in the electrolyzer 110, for example electrolytic solution, basic soln, acidic oxidation reduction potential water.
Two cationic exchange membranes 120 are located in the electrolyzer 110, are isolated into two cathode compartments 111 and an anolyte compartment 113 with the inner chamber with electrolyzer 110.Anolyte compartment 113 is between two cathode compartments 111.Specifically in this embodiment, the volume of anolyte compartment 113 is roughly the volumetrical twice of cathode compartment 111, to improve the electrolytic efficiency of electrolytic solution.
In this embodiment, electrolytic zinc-coated steel sheet 130 is four, is located at the both sides of two cationic exchange membranes 120 respectively.Electrolytic zinc-coated steel sheet 130 comprises that plate body 131 reaches from the extended electrode coupling end 133 of a side of plate body 131.The lid of electrolyzer 110 can be sealed in electrolytic zinc-coated steel sheet 130 in the electrolyzer 110, only exposes electrode coupling end 133, can prevent unexpected electric leakage.
The acidic oxidation reduction potential water generating device 100 of endoscopy disinfection machine also comprises basic soln pipe 141, basic soln rising pipe 142, water inlet pipe 143, acidic oxidation reduction potential water rising pipe 144, upflow tube 145 and water shoot 146.
Basic soln rising pipe 142 is communicated with one of them cathode compartment 111,, flows out through basic soln rising pipe 142 through flowing to this cathode compartment 111 basic soln pipe 141 with the basic soln of another one cathode compartment 111 again.Basic soln rising pipe 142 is provided with regulating valve 1421, is used to control the flow of basic soln.Basic soln rising pipe 142 is connected with liquid pump (figure does not show), is used to extract basic soln.
Need to prove that basic soln pipe 141 also can omit, basic soln rising pipe 142 is two at this moment, is communicated with two cathode compartments 111 respectively.
Be appreciated that water inlet pipe 143 can directly be connected with mixing tank,, equate with the strength of solution that guarantees two cathode compartments 111 and anolyte compartment 113 with flowing into water inlet pipe 143 again behind purified water and the saturated nacl aqueous solution thorough mixing.
Acidic oxidation reduction potential water rising pipe 144 is communicated with anolyte compartment 113.Acidic oxidation reduction potential water rising pipe is provided with regulating valve 1441, is used for adjustment of acidity oxidation-reduction potential water flow.Acidic oxidation reduction potential water rising pipe 144 is connected with liquid pump (figure does not show), is used to extract acidic oxidation reduction potential water.
In addition, the acidic oxidation reduction potential water generating device 100 of endoscopy disinfection machine also comprises the water level sensor 150 of the sidewall top of the anolyte compartment 113 that is located at electrolyzer 110, is used for the water level of the liquid in the sensing electrolyzer 110.Through water level sensor 150, can the sensing electrolyzer solution in 110 whether reach predetermined water level, and then judge and whether close water inlet pipe 143, excessive with the solution that prevents to flow into electrolyzer 110.
The acidic oxidation reduction potential water generating device 100 of endoscopy disinfection machine also comprises potentiometer 160.Potentiometer 160 gos deep in the anolyte compartment 113 of electrolyzer 110, is used to detect the redox potential (ORP) of the acidic oxidation reduction potential water in the anolyte compartment 113.Specifically in this embodiment, potentiometer 160 is fixed on the lid of electrolyzer 110.
The mixed solution of the softening purified water of handling of process of putting into q.s when two cathode compartments 111 of electrolyzer 110 and anolyte compartment 113 and a spot of saturated sodium chloride solution; And after connecting the 24V direct supply on the electrolytic zinc-coated steel sheet 130; Because the buffer action of cationic exchange membrane 120; Electronegative OH-and Cl-shift to anolyte compartment 113, and the Na+ of positively charged and H+ shift to cathode compartment 111.Under such electrolytic condition, obtain from cathode compartment 113 1 sides, be main effective constituent basic soln with sodium hydroxide, 113 1 sides obtain from the anolyte compartment, be the acidic oxidation reduction potential aqueous solution of main effective constituent with hypochlorous acid.The redox potential of processing the acidic oxidation reduction potential aqueous solution is more than 1100MV, and pH value is below 2.7.Usually the pH value of the living environment of mikrobes such as bacterium, virus, fungi is between 4-9, redox potential ORP-400mv～+ 900mv between, if at this beyond scope; Mikrobe is difficult to existence and breeding; Therefore the acidic oxidation reduction potential aqueous solution is through hanging down the acting in conjunction of pH value high redox potential and available chlorine, destroy microorganisms living environment, the permeability of increase cytolemma; Cellular swelling is broken; Destroy the inner metabolism enzyme, cause virus, germ cell dead rapidly, thereby reach the effect of sterilization and sterilization.
Through experiment test, the cleaning and sterilizing effect of the acidic oxidation reduction potential aqueous solution of acidic oxidation reduction potential water generating device 100 preparations of above-mentioned endoscopy disinfection machine is superior in " disinfection technology standard (Ministry of Health of the People's Republic of China's version in 2002) " bacillus subtilis black variety bud cell is eliminated the requirement of logarithmic value >=3.00 fully.And the acidic oxidation reduction potential aqueous solution of preparation is to the bacillus subtilis black variety bud cell effect after 20 minutes, eliminates logarithmic value to reach >=3.10, can satisfy medically fully, in the industry, mechanisms such as school, enterprise are to the sterilization demand of article.
The acidic oxidation reduction potential water generating device 100 of above-mentioned endoscopy disinfection machine utilizes the electrolyzer 110 with ion-exchange membrane promptly can purified water and a spot of saturated nacl aqueous solution electrolysis be gone out the extremely low acidic oxidation reduction potential aqueous solution of cost; This solution has higher redox potential (ORP >=1100mv); The characteristics of lower pH value (PH＜2.7) can effectively be killed the mikrobe of article surface.The acidic oxidation reduction potential water generating device 100 of above-mentioned endoscopy disinfection machine is the thimerosal that purified water and sodium chloride solution are prepared into, have that cost is low, sterilization thoroughly, advantage such as safety and environmental protection.And, because two cathode compartments 111 are positioned at the relative both sides of anolyte compartment 113, can accelerate electrolysis speed and IX speed, thereby improve the preparation efficiency of acidic oxidation reduction potential water.
The present invention also provides a kind of acidic oxidation reduction potential water generation method of endoscopy disinfection machine, the acidic oxidation reduction potential water generating device 100 of endoscopy disinfection machine.The acidic oxidation reduction potential water generation method of the endoscopy disinfection machine of this embodiment comprises step S201～S205:
Step S201 opens basic soln rising pipe and the liquid pump of acidic oxidation reduction potential water rising pipe or wet-pit for some time of water shoot, with the residual solution emptying in the electrolyzer.Before the preparation acidic oxidation reduction potential aqueous solution; Through basic soln rising pipe and the liquid pump of acidic oxidation reduction potential water rising pipe or the wet-pit of water shoot; With the residual solution emptying in the electrolyzer; To prevent to pollute electrolytic solution, improve the purity of the acidic oxidation reduction potential water of preparation.
Step S202 closes the liquid pump of basic soln rising pipe and acidic oxidation reduction potential water rising pipe, the wet-pit for some time of opening the SV and the water shoot of water inlet pipe simultaneously, electrolyzer is cleaned.Sodium chloride solution after pure water or the dilution flows in the electrolyzer through water inlet pipe, and discharges through water shoot, thereby electrolyzer is cleaned.
Step S203 opens the SV of water inlet pipe, flows in the electrolyzer after the mixing of purified water and saturated sodium chloride solution.
Step S204 judges according to water level sensor whether the solution in the electrolyzer arrives predetermined water level, if then close the SV of water inlet pipe.The water level of the solution in electrolyzer reaches predetermined water level, then need not to feed the sodium chloride solution after the dilution again, overflows from electrolyzer to prevent sodium chloride solution.
Step S205 feeds direct current to electrolytic zinc-coated steel sheet, and so that the sodium chloride electrolyte in the electrolyzer is carried out electrolysis, it is acidic oxidation reduction potential water that the anolyte compartment obtains, and it is basic soln that cathode compartment obtains.After connecting the 24V direct supply on the electrolytic zinc-coated steel sheet, because the buffer action of cationic exchange membrane, electronegative OH-and Cl-shift to the anolyte compartment, and the Na+ and the H+ of positively charged shift to cathode compartment.Under such electrolytic condition, obtaining with sodium hydroxide from cathode compartment is main effective constituent basic soln, and obtaining from the anolyte compartment with hypochlorous acid is the acidic oxidation reduction potential aqueous solution of main effective constituent.
The above embodiment has only expressed several kinds of embodiments of the present invention, and it describes comparatively concrete and detailed, but can not therefore be interpreted as the restriction to claim of the present invention.Should be pointed out that for the person of ordinary skill of the art under the prerequisite that does not break away from the present invention's design, can also make some distortion and improvement, these all belong to protection scope of the present invention.Therefore, the protection domain of patent of the present invention should be as the criterion with accompanying claims.
Claims (10)
1. the acidic oxidation reduction potential water generating device of an endoscopy disinfection machine is characterized in that, comprising:
Electrolyzer;
Two cationic exchange membranes are located in the said electrolyzer, are isolated into two cathode compartments and the anolyte compartment between said two cathode compartments with the inner chamber with said electrolyzer; And
A plurality of electrolytic zinc-coated steel sheets are located at the both sides of said two cationic exchange membranes respectively.
2. the acidic oxidation reduction potential water generating device of endoscopy disinfection machine as claimed in claim 1; It is characterized in that, also comprise the outside of being located at said electrolyzer, the basic soln pipe of said two cathode compartments of connection and the basic soln rising pipe that is communicated with one of them said cathode compartment.
3. the acidic oxidation reduction potential water generating device of endoscopy disinfection machine as claimed in claim 2 is characterized in that, also comprises the water inlet pipe that is communicated with said anolyte compartment and one of them cathode compartment.
4. the acidic oxidation reduction potential water generating device of endoscopy disinfection machine as claimed in claim 3 is characterized in that the inlet end of said water inlet pipe is provided with SV.
5. the acidic oxidation reduction potential water generating device of endoscopy disinfection machine as claimed in claim 4; It is characterized in that; The inlet end of said water inlet pipe is provided with the siphon mouth that is communicated with purified water water inlet pipe and saturated sodium-chloride water tank, and purified water and saturated nacl aqueous solution mix the back through the siphon mouth and get into said water inlet pipe.
6. the acidic oxidation reduction potential water generating device of endoscopy disinfection machine as claimed in claim 5 is characterized in that, also comprises the acidic oxidation reduction potential water rising pipe that is communicated with said anolyte compartment.
7. the acidic oxidation reduction potential water generating device of endoscopy disinfection machine as claimed in claim 6 is characterized in that, the sidewall top of said anolyte compartment is provided with water level sensor, is used for the water level of the liquid in the sensing electrolyzer.
8. the acidic oxidation reduction potential water generating device of endoscopy disinfection machine as claimed in claim 7 is characterized in that, also comprises the water shoot that is communicated with said anolyte compartment and one of them said cathode compartment, and said water shoot is connected with wet-pit.
9. the acidic oxidation reduction potential water generating device of endoscopy disinfection machine as claimed in claim 8 is characterized in that, all is connected with liquid pump on said basic soln rising pipe and the acidic oxidation reduction potential water rising pipe.
10. the acidic oxidation reduction potential water generation method of an endoscopy disinfection machine; Adopt the acidic oxidation reduction potential water generating device of endoscopy disinfection machine as claimed in claim 9, the acidic oxidation reduction potential water generation method of said endoscopy disinfection machine comprises:
Open liquid pump or said wet-pit for some time of said basic soln rising pipe and acidic oxidation reduction potential water rising pipe, with the residual solution emptying in the said electrolyzer;
Close the liquid pump of said basic soln rising pipe and acidic oxidation reduction potential water rising pipe, the SV and the wet-pit for some time of opening said water inlet pipe simultaneously, said electrolyzer is cleaned;
Open the SV of said water inlet pipe, flow in the said electrolyzer after the mixing of purified water and saturated sodium chloride solution;
Judge according to water level sensor whether the solution in the electrolyzer arrives predetermined water level, if then close the SV of said water inlet pipe; And
Said electrolytic zinc-coated steel sheet is fed direct current, and so that the sodium chloride electrolyte in the electrolyzer is carried out electrolysis, it is acidic oxidation reduction potential water that said anolyte compartment obtains, and it is basic soln that said two cathode compartments obtain.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104591348A (en) * | 2015-01-14 | 2015-05-06 | 山东新华医疗器械股份有限公司 | Water acidifying machine |
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| CN102424979B (en) | 2015-04-08 |
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