CN100441230C - Air sterilizer for producing gasified chlorine dioxide - Google Patents
Air sterilizer for producing gasified chlorine dioxide Download PDFInfo
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- CN100441230C CN100441230C CNB2005100413310A CN200510041331A CN100441230C CN 100441230 C CN100441230 C CN 100441230C CN B2005100413310 A CNB2005100413310 A CN B2005100413310A CN 200510041331 A CN200510041331 A CN 200510041331A CN 100441230 C CN100441230 C CN 100441230C
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- chlorine dioxide
- retort
- portable air
- cover
- gaseous chlorine
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Abstract
The present invention discloses an air sterilizer for producing gasified chlorine dioxide, which comprises a reaction tank and chemical agent, wherein an inner cavity of the reaction tank is provided with mutually independent cavities. Different kinds of chemical agent are put in different cavities, the cavities are mutually communicated in the process of the sterilization of the sterilizer, the reaction tank is communicated with the outside world, and the chemical agent is medicine capable of generating a chemical reaction and generating ClO2 gas when the cavities are switched on in the reaction tank. The air sterilizer for producing gasified chlorine dioxide has the advantages that the ClO2 gas in a molecular state can quickly diffuse into surrounding environment with large area, and the ClO2 gas can be filled into each corner of the environment to sterilize; the use of the chlorine dioxide gas in the molecular state can not erode surrounding objects like a liquid medicine spraying method or a fumigating method and can also not be influenced by obstacles like the use of ultraviolet rays and the use of an ozone lamp.
Description
Technical field
The present invention relates to the chlorine dioxide air disinfector of a kind of sterilizer, particularly a kind of suitable air sterillization.
Background technology
For resemble SARS, bird flu etc. these via air-born germs, to environment carry out air sterillization be the prevention important means.At present the air method of disinfecting is mainly contained: spray or fumigate or carry out disinfection with ultraviolet, ozone lamp with bactericide with chemical medicinal liquid.In this several method, spray chemical medicinal liquid and adopt bactericide to fumigate because the aerosol that produces has acidity, therefore object on every side there is serious corrosivity, and at the employing ultraviolet, when ozone lamp carries out air sterillization, must adopt specialized apparatus again and supply with the energy, these two kinds of methods also can be subjected to being sterilized space stopping of thing of display and weaken the disinfectant effect simultaneously, so just make the use of said method be greatly limited.
Invention constitutes
The objective of the invention is to overcome weak point of the prior art and the portable air disinfector of producing gasified chlorine dioxide not used by the generation of barrier restriction the time.
The objective of the invention is to realize by following approach.
A kind of portable air disinfector of producing gasified chlorine dioxide, comprise retort and chemical agent, described retort inner chamber has separate cavity, its structural feature is: different chemical agents is stored in the different cavitys, described each cavity is interconnected when sterilizing at disinfector, and retort also communicates with extraneous, and described chemical agent is for producing ClO when each cavity in the retort is conducted chemical reaction can taking place
2The medicament of gas.
Chlorine dioxide is the gas with very strong reactivity and oxidability, it is a kind of good broad-spectrum disinfectant, it has good bactericidal effect to escherichia coli, staphylococcus aureus, bacillus pyocyaneus, bacillus subtilis, dysentery bacterium, Salmonella and will Hayes etc., simultaneously achromobacter, false monospore daughter bacteria, microbacterium, streptomycete etc. in the water is all had killing effect.Because gasiform ClO
2Volume is big, and does not allow compression, is not easy to transportation so on the one hand, deposits, and works as ClO on the other hand
2Concentration surpasses at 10% o'clock the danger of blasting easily, therefore, at present can only the chlorine dioxide of making water-soluble be spissated aqueous solution carry out with use with the system water sterilization liquid.
And the inventor works out this carrying finally through for many years effort, is convenient to storage, and control can on-the-spotly produce ClO again easily
2Disinfector, this disinfector mainly (filed an application to Patent Office of the People's Republic of China on February 23rd, 2004 by the applicant by retort by retort, application number is 2004200249675, and name is called portable small-sized gaseous decontaminant retort) and leave in each separate cavity in the retort, in the time of can chemical reaction taking place and can produce ClO when taking place to mix
2The chemical agent of gas is formed.Because the retort of this disinfector before use, its each cavity is separate, also be that the interior chemical agent of each cavity can not be in contact with one another, and when needs use, this retort is put into enclosed space, trigger each cavity mutual conduction in the retort, and the retort and the external world are conducted, then the chemical agent in each cavity of retort should mix mutually and react the ClO of the molecularity of generation
2Gas can be rapidly, and the diffusion towards periphery of all-pervasive ground is filled each corner of this environment and carried out disinfection.The chlorine dioxide of molecularity can not produce corrosion to article on every side as spraying liquid medicine or fumigation and steaming method, can not be subjected to the influence of barrier as using ultraviolet, ozone lamp yet.
Chemical agent in the described retort comprises two kinds, and wherein a kind of is chlorite, and another kind is a mineral acid.
Described mineral acid or be hydrochloric acid or for sulphuric acid.
Described chemical agent can also be chlorite and chlorine or sodium peroxydisulfate.
Described chlorite is a kind of sodium chlorite.
A kind of in the chemical agent in the described retort be chlorate, and another kind be sulphuric acid or be hydrochloric acid or be carbonic acid or be sulfur dioxide.
Described chemical agent can also be the combination of chlorate and sulphuric acid and hydrochloric acid or chlorate and sulphuric acid and sulfur dioxide or chlorate and sulphuric acid and Sal.
Described chlorate or be sodium chlorate or for calcium chlorate.
Certainly except above chemical agent, the reaction of shape such as sodium chlorite and organic acid or sodium chlorite and saccharide all can generate chlorine dioxide, that is to say, every react the chemical agent that can generate gaseous chlorine dioxide all should be at the row of protection of the present invention.
Air disinfector according to claim 1, it is characterized in that: described retort comprises tank body and cover, adopt between tank body and the cover and flexibly connect, on the sidewall of the connecting portion of cover, be distributed with and connect cover inner chamber and extraneous aperture, be provided with at the middle part of cover along axially extended co-axial at least one the hollow, cylindrical tube of tank body, be the plug that hermetic seal cooperates and be provided with the opening of hollow pipe in the corresponding position of tank base.
Adopt this retort, chemical agent is sub-packed in the cavity that forms between cylindrical tube on the cover and cylindrical tube and the tank body.When needs carry out disinfection to surrounding, then twist cover, two kinds of interior chemical agents of tank body and cover cylindrical tube are mixed mutually, aperture on the sidewall of cover link is exposed, then mixed chemical agent will produce chemical reaction, the chlorine dioxide that reaction back produces will be overflowed by the aperture on the tank wall, thus to around attack environment and carry out disinfection.
Flexible connection between the tank body cover or for a kind of being threaded, or be a kind of tight fit connection.
Be provided with and the aperture that is used for powder charge in the bottom of the hollow, cylindrical tube of retort cover or at the plug place that matches with hollow, cylindrical tube on the cover on the tank body, this aperture is finished rear enclosed in powder charge.
Mode with the aperture sealing after powder charge is finished has a lot, below is two kinds of forms that the applicant provides, and a kind of is at powder charge aperture place plug or lid to be set, and aperture is sealed.
Another kind is after the medicine in the retort installs, and is melted in the powder charge aperture with retort identical materials heating and sentences aperture is sealed.
The material of described retort is a kind of acid proof material.
Described acid resisting material or be polypropylene or for polyethylene.
Owing to the invention provides a kind of carrying, be convenient to store, control can on-the-spotly produce ClO easily
2Disinfector because ClO that this disinfector produced
2Be gasiform, be molecularity, thus its in use can as spray chemical medicinal liquid or adopt the bactericide to around article produce heavy corrosion, also can as use ultraviolet, ozone lamp, can not be subjected to the influence of barrier.
Description of drawings
Fig. 1 is the structural representation of pocket disinfector of the present invention
Fig. 2 is the structural representation of the reaction cover of pocket disinfector
Fig. 3 is that each room number is with plate distribution situation figure
Fig. 4 is the device that absorption experiment adopted of gaseous chlorine dioxide in carbon tetrachloride
The specific embodiment
Below in conjunction with embodiment the present invention is described in more detail.
A kind of air disinfector, comprise retort and be positioned at the chemical agent of tank inner chamber, described retort as shown in Figure 1, 2, be a kind of columniform polyacrylic jar, it comprises tank body 1 and cover 2 two parts, the diameter of tank body 1 is 50mm, the tank body height is 50mm, the height of cover 2 sidewalls is 28mm, the internal diameter of cover is 46mm, and the minister 10mm that is threaded of cover 2 and tank body 1 is provided with in the cover 2 along tank body 1 axially extended cylindrical tube 21, cylinder 21 internal diameters in the cover are 22mm, highly are 65mm.Be provided with plug 11 in the corresponding bottom of cylindrical tube opening therewith at tank body 1.Be provided with the aperture 12 of 1mm in tank base.Be provided with at the end of thread of cover sidewall that to be used for ventilative diameter be 8 apertures 22 of 3mm.
When powder charge, earlier with cover 2 upsets, the sodium chlorite 12 of then packing in the space that the cylindrical tube of cover and cover sidewall form restrains, the cover that sodium chlorite then will be housed covers mutually with tank body, screw, at this moment a jar interior solids just separates fully with inner barrel, seals up a jar mouthful sealing then.Then the aperture bottom cover injects 35% hydrochloric acid 18ml in cylindrical tube again, and it is tight to add heat-sealing with flatiron with the polypropylene granule on this aperture then, thereby finishes whole powder charge process.
When carrying out disinfection, this disinfector is put into need disinfectant space, then tear sealing twisting bottle cap off, jar intravital two kinds of chemical agents are mixed, carry out chemical reaction, reaction equation is
5NaClO
2+4HCl＝4ClO
2↑+5NaCl+2H
2O
The chlorine dioxide that produces will be overflowed by the aperture on the cover 22, and surrounding space is carried out disinfection.
(1) bactericidal effect of this air disinfector detects
Select one 77 square metres one kitchen, one Room, two rooms, the suite of toilet, 2.6 meters of floor heights are closed window, door, put into contrast plate and laboratory animal chicken etc. in the hall, leave standstill and pack up the contrast plate in 30 minutes after the kind; Lay the retort of testing plate and starting disinfector immediately, the people packs up the experiment plate and is sent to control laboratory cultivation detection together with the former from the scene after 30 fens kinds.
Be illustrated in figure 3 as each room number and plate distribution situation thereof.
Draw experimental result such as following table after testing
Experiment room number plate number and measure clump count
Experimental record
Experimental result is calculated:
The total bacterium colony of experiment plate: 14+20+12+5=51
The average clump count of each plate: 51 (the total bacterium colony of experiment plate)/24 (the total number of plate)=2.125
The total bacterium colony of contrast plate: 198+186=384
On average: 384/12 (the total number of contrast plate)=32
Effective sterilizing rate: (32-2.125)/32 * 100%=93.36%
From above experiment as can be known, 12 gram sodium chlorite and the 18ml hydrochloric acid chlorine attitude chlorine dioxide that in retort, the reacts generation 77m that can effectively sterilize
2, high 2.6 meters room, harmless to birds simultaneously, inoperative to insecticide.
(2) pure chlorine dioxide of this retort generation adopts chemical assay to detect.
Experimental provision:
Retort is placed in the dry volume bottle reaction to be made and produces gaseous state ClO
2(molecularity chlorine dioxide), air communication are crossed to load onto enough carbon tetrachloride CCl
4In the big or small absorption bottle of amount, backmost bleed with Q=3.5 liter/minute flow, again because document record ClO in air with Negative pressure machine
2Concentration danger of just blasting above 10% o'clock, we establish a blowdown pipe in addition at dry bottleneck for safety, along with this pipe of the work of Negative pressure machine constantly replenishes air in drying bottle, with ClO in the dilution drying bottle
2Concentration.
Gaseous chlorine dioxide is the absorption experiment record in carbon tetrachloride
| The experiment date | Numbering | Preceding 30 minutes absorbtivitys | 30 minutes-4 hours absorbtivitys | The censorship amount | Mg/L as a result | The |
| 1/6 | 01 | 570ml | - | 100ml | 0.28g/L | 1.596 gram |
| 9/6 | 02 | 1885ml | - | 100ml | 0.93g/L | 1.75 gram |
Annotate: absorb throughput (comprising additional diluent air): 3.6L/min
1, product produces ClO half an hour
21.75 gram, 1.596 grams
Through twice mensuration: produced ClO in 30 minutes
2Amount is average=(1.75+1.596)/and the 2=1.672 gram
Can find out that from above-mentioned test the Disinfection Effect of air disinfector of the present invention is good, and be safe.
A kind of air disinfector, comprise retort and be positioned at the chemical agent of tank inner chamber, described retort as shown in Figure 1, be a kind of columniform jar, it comprises tank body and cover two parts, be provided with in the cover along axially extended two the co-axial cylindrical tube of tank body, be provided with two co-axial annular plugs in the corresponding bottom of two cylindrical tube openings therewith at tank body.Adopt screw thread to flexibly connect between tank body and the cover, be provided with at the end of thread of tank wall and be used for gas-pervious aperture.
The sodium chlorate of in the interior cylindrical tube of cover, packing into, the Sal of in the cylindrical column jecket of cover, packing into, tank body with outside the sulphuric acid of packing in the confined space that becomes of tubular, its three's weight is respectively 12 gram NaClO
3, the NaCl of 8 grams and the H of 18ml
2SO
4
When carrying out disinfection, this disinfector is put into need disinfectant space, then twist bottle cap, jar intravital three kinds of chemical agents are mixed, carry out chemical reaction, reaction equation is
2NaClO
3+2NaCl+2H
2SO
4＝2ClO
2+Cl
2+2Na
2SO
4+2H
2O
The chlorine dioxide that produces will be overflowed by the aperture on the tank body, and surrounding space is carried out disinfection.
It is identical with embodiment 1 that present embodiment is not stated part
Embodiment 3:
A kind of air disinfector, comprise retort and be positioned at the chemical agent of tank inner chamber, described retort as shown in Figure 1, be a kind of columniform jar, it comprises tank body and cover two parts, be provided with in the cover along the axially extended cylindrical tube of tank body, be provided with annular plug in the corresponding bottom of cylindrical tube opening therewith at tank body.Adopt screw thread to flexibly connect between tank body and the cover, be provided with at the end of thread of tank wall and be used for gas-pervious aperture.
In the cylindrical tube of cover, pack into the hydrochloric acid of 18ml, the 22 gram calcium chlorates of in the seal cavity that tank body and cover cylindrical tube sidewall form, packing into.
When carrying out disinfection, this disinfector is put into need disinfectant space, then twist bottle cap, jar intravital two kinds of chemical agents are mixed, carry out chemical reaction, reaction equation is
Ca(ClO
3)
2+4HCl＝2ClO
2+Cl
2+CaCL
2+2H
2O
The chlorine dioxide that produces will be overflowed by the aperture on the tank body, and surrounding space is carried out disinfection.
It is identical with embodiment 1 that present embodiment is not stated part
Claims (12)
1. portable air disinfector that produces gaseous chlorine dioxide, comprise retort and chemical agent, described retort inner chamber has separate airtight cavity, it is characterized in that: different chemical agents is stored in the different cavitys, described each cavity is interconnected when disinfector uses, and retort also communicates with extraneous, and described chemical agent is for chemical reaction generation ClO is taking place when each cavity in the retort is conducted
2The medicament of gas.
2. a kind of portable air disinfector that produces gaseous chlorine dioxide according to claim 1 is characterized in that: the chemical agent in the described retort comprises two kinds, and wherein a kind of is chlorite, and another kind is a mineral acid.
3. a kind of portable air disinfector that produces gaseous chlorine dioxide according to claim 2 is characterized in that: described mineral acid or for hydrochloric acid or for sulphuric acid.
4. a kind of portable air disinfector that produces gaseous chlorine dioxide according to claim 1 is characterized in that: described chemical agent is chlorite and chlorine or chlorite and sodium peroxydisulfate.
5. according to claim 3 or 4 described a kind of portable air disinfectors that produce gaseous chlorine dioxide, it is characterized in that: described chlorite is a kind of sodium chlorite.
6. a kind of portable air disinfector that produces gaseous chlorine dioxide according to claim 1, it is characterized in that: a kind of in the chemical agent in the described retort is that chlorate, another kind be sulphuric acid or for hydrochloric acid or be carbonic acid or be sulfur dioxide.
7. a kind of portable air disinfector that produces gaseous chlorine dioxide according to claim 1 is characterized in that: the combination of described chemical agent or chlorate and sulphuric acid and hydrochloric acid or chlorate and sulphuric acid and sulfur dioxide or chlorate and sulphuric acid and Sal.
8. according to claim 6 or 7 described a kind of portable air disinfectors that produce gaseous chlorine dioxide, it is characterized in that: described chlorate or for sodium chlorate or for calcium chlorate.
9. a kind of portable air disinfector that produces gaseous chlorine dioxide according to claim 1, it is characterized in that: described retort comprises tank body (1) and cover (2), adopt between tank body (1) and the cover (2) and flexibly connect, on the sidewall of the connecting portion of cover (2), be distributed with and connect cover inner chamber and extraneous aperture (22), be provided with at the middle part of cover (2) along axially extended co-axial at least one the hollow, cylindrical tube (21) of tank body (1), be the plug (11) that hermetic seal cooperates and be provided with the opening of hollow pipe (21) in the corresponding position of tank body (1) bottom.
10. a kind of portable air disinfector that produces gaseous chlorine dioxide according to claim 9, it is characterized in that: locate to be provided with the aperture (12) that is used for powder charge in the bottom of the hollow, cylindrical tube (21) of retort cover (2) or at the plug (11) that tank body (1) is gone up and hollow, cylindrical tube on the cover (2) matches, this aperture (12) is closed after powder charge is finished.
11. a kind of portable air disinfector that produces gaseous chlorine dioxide according to claim 10 is characterized in that: described retort is used for the sealing employing of the aperture (12) of powder charge and carries out with retort identical materials heating fusion.
12. a kind of portable air disinfector that produces gaseous chlorine dioxide according to claim 10, it is characterized in that: the material of described retort is an acid resisting material, described acid resisting material or be polypropylene or for polyethylene.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005100413310A CN100441230C (en) | 2005-08-01 | 2005-08-01 | Air sterilizer for producing gasified chlorine dioxide |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005100413310A CN100441230C (en) | 2005-08-01 | 2005-08-01 | Air sterilizer for producing gasified chlorine dioxide |
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|---|---|
| CN1778396A CN1778396A (en) | 2006-05-31 |
| CN100441230C true CN100441230C (en) | 2008-12-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2005100413310A Expired - Fee Related CN100441230C (en) | 2005-08-01 | 2005-08-01 | Air sterilizer for producing gasified chlorine dioxide |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101607093B (en) * | 2009-06-19 | 2012-11-07 | 王立飞 | Chlorine dioxide gas and plasma room temperature sterilizing device and sterilizing method thereof |
| WO2017170904A1 (en) | 2016-03-31 | 2017-10-05 | 本部三慶株式会社 | Method for manufacturing chlorous acid water using raw material obtained by salt electrolysis |
| SG11201807470XA (en) * | 2016-05-23 | 2018-09-27 | Mitrol Tech Pte Ltd | System and method of cleaning an environment |
| CN107496958B (en) * | 2017-09-29 | 2023-07-25 | 范力仁 | In-situ solid-liquid two-phase disinfection system, disinfection method and application |
| CN112741109A (en) * | 2021-02-22 | 2021-05-04 | 卫溯源(北京)生物医药科技有限公司 | Preparation method of chlorine dioxide sterilizing gas |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2463375Y (en) * | 2001-02-14 | 2001-12-05 | 深圳市保利马环保工程有限公司 | Carbon dioxide generator |
| CN2719303Y (en) * | 2004-02-23 | 2005-08-24 | 郑祥开 | Portable small-sized gas disinfectant reaction tank |
-
2005
- 2005-08-01 CN CNB2005100413310A patent/CN100441230C/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2463375Y (en) * | 2001-02-14 | 2001-12-05 | 深圳市保利马环保工程有限公司 | Carbon dioxide generator |
| CN2719303Y (en) * | 2004-02-23 | 2005-08-24 | 郑祥开 | Portable small-sized gas disinfectant reaction tank |
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|---|---|
| CN1778396A (en) | 2006-05-31 |
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Owner name: FUJIAN MEISHENG PHARMACEUTICAL CO., LTD. Free format text: FORMER OWNER: ZHENG XIANGKAI Effective date: 20110706 |
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Effective date of registration: 20110706 Address after: 96 No. 350015 Fujian province Fuzhou Mawei District Riverside Avenue (Fujian, industrial group limited company) Patentee after: Fujian Mei Sheng Pharmaceutical Co.,Ltd. Address before: In Gulou District of Fuzhou city in Fujian province after the 350001 No. 6 provincial Epidemic Prevention Station No. 7 203 Patentee before: Zheng Xiangkai |
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