CN206295467U - A kind of nanometer mist Pulsated sterilizing equipment - Google Patents
A kind of nanometer mist Pulsated sterilizing equipment Download PDFInfo
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- CN206295467U CN206295467U CN201620992222.0U CN201620992222U CN206295467U CN 206295467 U CN206295467 U CN 206295467U CN 201620992222 U CN201620992222 U CN 201620992222U CN 206295467 U CN206295467 U CN 206295467U
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- sterilizing
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- pulsated
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- 239000003595 mist Substances 0.000 title claims abstract description 60
- 238000005507 spraying Methods 0.000 claims abstract description 47
- 239000000645 desinfectant Substances 0.000 claims abstract description 46
- 238000001035 drying Methods 0.000 claims abstract description 43
- 238000003860 storage Methods 0.000 claims abstract description 33
- 238000000926 separation method Methods 0.000 claims abstract description 20
- 239000007788 liquid Substances 0.000 claims description 19
- 230000029058 respiratory gaseous exchange Effects 0.000 claims description 18
- 239000007921 spray Substances 0.000 claims description 10
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- 238000004659 sterilization and disinfection Methods 0.000 abstract description 32
- 230000000694 effects Effects 0.000 abstract description 10
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- 229960002163 hydrogen peroxide Drugs 0.000 description 13
- 239000004033 plastic Substances 0.000 description 11
- 229920003023 plastic Polymers 0.000 description 11
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- RTKIYNMVFMVABJ-UHFFFAOYSA-L thimerosal Chemical compound [Na+].CC[Hg]SC1=CC=CC=C1C([O-])=O RTKIYNMVFMVABJ-UHFFFAOYSA-L 0.000 description 3
- 229940033663 thimerosal Drugs 0.000 description 3
- 238000001291 vacuum drying Methods 0.000 description 3
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 2
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 2
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- 229910052739 hydrogen Inorganic materials 0.000 description 2
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 2
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- 241000193385 Geobacillus stearothermophilus Species 0.000 description 1
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Landscapes
- Apparatus For Disinfection Or Sterilisation (AREA)
Abstract
This application discloses a kind of nanometer mist Pulsated sterilizing equipment, including：Liquid-storage system, separate drying system, detecting system, spraying system, vacuum system, sterilizing casing and control system, the utility model be able to will be sterilized casing by vacuum system, air is extracted out to form vacuum in liquid-storage system and separation drying system, due to the boiling point reduction of disinfectant under vacuum, disinfectant is easier volatilization, therefore disinfectant atomizing effect and drying efficiency are drastically increased, atomization particle is also smaller, even up to nanoscale, with bacterium size closer to, therefore, it is possible to suspend for a long time in atmosphere, and be fully contacted and reach sterilized purpose with the bacterium in air；And, the utility model is reasonable in design, simple structure, it is easy to operate, cost is relatively low, and the utility model can not only sterilize to small-sized salable sterilizing casing, but also the object that be placed on the more difficult sterilizing such as various small pipelines and small containers in sterilization tank body can be sterilized.
Description
Technical field
The utility model is related to disinfecting field, more particularly to a kind of nanometer mist Pulsated sterilizing equipment.
Background technology
It is well known that most of plastics non-refractory and corrosion, the various pipelines being made up of these plastic materials and packaging
Container equally also non-refractory and corrosion.When these plastic materials be used as food and pharmaceutical packing material (such as eye-drop liquid bottle) with
And during medicine equipment (such as various endoscopes, disposable syringe), it is necessary to it is sterilized.
At present for the cavity of various non-refractories, plastic conduit and plastic containers (such as plastic catheter, disposable syringe
With plastic bottle etc.) sterilizing methods have epoxyethane method, flowing steam method, chemical disinfection liquid ablution, ultraviolet irradiation, smelly
Oxygen sterilization and vaporized hydrogen peroxide (VHP) sterilization etc..These methods cut both ways：Ethylene oxide sterilizing effect the most may be used
Lean on, but oxirane is strong with the affinity of plastics, and residual is difficult to clean off, and higher to equipment requirement, to environment toxic action
Also it is larger；Chemical disinfection liquid ablution troublesome poeration, need to clean, it is difficult to reach the effect of complete sterilizing one by one；Ultraviolet irradiates
Method effect is very limited, and ultraviolet is easily blocked by object and influences and form lighting dead angle, thus Disinfection Effect it is not believed that.Stream
Logical steaming process sterilizing results contrast satisfaction, but if the temperature and pressure control of steam is improper, is easily deformed plastic material.
Ozonization reliable results, it is easy to operate, but ozone have very strong oxidisability, except gold and platinum in addition to, almost to it is all its
Its metal has corrosiveness, and particularly aluminium, zinc, lead can be aoxidized strongly, also there is strong corrosiveness to nonmetallic materials,
Even if other place use highly stable material such as igelite and as encapsulant rubber be also easy to by
Ozone oxidation；Although vaporized hydrogen peroxide sterilization can reach sterilization effect, because the hydrogen peroxide of high concentration to be used is (big
In 30%), not using only abnormally dangerous, corrosivity is very strong, and device therefor is also very expensive.Therefore, lack a kind of suitable
Sterilizing installation carry out disinfection sterilizing.
Utility model content
In order to solve the problems, such as that prior art lacks a kind of suitable sterilizing installation, the utility model embodiment provides one
Plant nanometer mist Pulsated sterilizing equipment.The technical scheme is as follows：
A kind of nanometer mist Pulsated sterilizing equipment, the nanometer mist Pulsated sterilizing equipment includes：Liquid-storage system, separation dry system
System, detecting system, spraying system, vacuum system, sterilizing casing and control system, the separation drying system are located at the liquid storage
System top, the liquid-storage system is used to deposit disinfectant, and the separation drying system inside includes that be sequentially connected with first is empty
Chamber, the second cavity and the 3rd cavity, first cavity, second cavity and the 3rd cavity bottom with the liquid storage
System is connected, and first cavity is also connected with the spraying system, and the 3rd cavity is also connected with the sterilizing casing, institute
State spraying system to be also connected with the liquid-storage system, the sterilizing casing is also distinguished with the detecting system, the vacuum system
Connection, the control system is all connected with the spraying system, the vacuum system, the detecting system.
Preferably, the liquid-storage system includes storage disinfectant, the storage in reservoir, woven hose, the reservoir
Liquid device top is all connected with first cavity, second cavity, the 3rd cavity, and the reservoir bottom is provided with row
Fluid apertures, described woven hose one end is connected with the outage, and the woven hose other end is connected with the spraying system.
Preferably, the spraying system includes blower fan, Venturi tube and fog-spray nozzle, the sterilizing casing and the wind
Machine, the Venturi tube, the fog-spray nozzle, first cavity are sequentially connected with, and the Venturi tube also connects with the woven hose
Connect.
Preferably, first cavity top is additionally provided with opening, closure is provided with the opening.
Preferably, the sterilizing casing includes box-like body, support, the box-like body is internally provided with multiple branch
Frame, is used to place the object of sterilizing to be sterilized on the support.
Further, the sterilizing casing also includes breathing circuit filter and vacuum meter, and the breathing circuit filter is located at described
Outside box-like body, and the breathing circuit filter, the vacuum meter are connected with the box-like body.
Preferably, the vacuum system includes the vacuum tube of the vavuum pump and resistance to negative pressure being sequentially connected with, the vacuum tube
Also it is connected with the box-like body.
Preferably, the detecting system includes the sensing device, signal processing apparatus and the display device that are sequentially connected with, institute
State sensing device to be connected with the box-like body, the sensing device is also connected with spraying system.
Further, the nanometer mist Pulsated sterilizing equipment also includes at least one shell, the liquid-storage system, described point
From drying system, the sterilizing casing, the spraying system enclosure is arranged at the control system.
The beneficial effect brought of technical scheme that the utility model embodiment is provided is：
The utility model can be by the way that vacuum system is by sterilizing casing, liquid-storage system and separates air extraction shape in drying system
Into vacuum, disinfectant is sprayed into by little particle by spraying system, injection separates and separated in drying system, dries to be formed and do
Dry nanometer mist, reinjects to sterilization tank body and is sterilized, and is back in spraying system is circulated afterwards；Due in vacuum
Under the conditions of disinfectant boiling point reduction, disinfectant is easier volatilization, therefore drastically increases disinfectant atomizing effect and drying
Efficiency, atomization particle is also smaller, even up to nanoscale, with bacterium size more closely, therefore, it is possible to be suspended in sky for a long time
In gas, and it is fully contacted and reaches sterilized purpose with the bacterium in air；And, the utility model is reasonable in design, simple structure,
Easy to operate, cost is relatively low, and the utility model can not only sterilize to small-sized salable casing, but also can be to putting
The object for putting the more difficult sterilizing such as various small pipelines and small containers in casing is sterilized.
Brief description of the drawings
Fig. 1 is the structural representation of the nanometer mist Pulsated sterilizing equipment that the utility model embodiment is provided；
Wherein：1 liquid-storage system, 11 reservoirs, 12 outages, 13 woven hoses,
2 spraying systems, 21 blower fans, 22 Venturi tubes, 23 fog-spray nozzles,
3 sterilizing casings, 31 box-like bodies, 32 supports, 33 breathing circuit filters,
4 vacuum systems,
5 shells,
6 separation drying systems, 61 first cavitys, 62 second cavitys, 63 the 3rd cavitys,
7 detecting systems.
Specific embodiment
With reference to embodiment in detail the application is described in detail, but the application is not limited to these embodiments.
As shown in figure 1, the utility model embodiment provides a kind of nanometer mist Pulsated sterilizing equipment, the nanometer mist pulsation
Sterilizing installation includes：Liquid-storage system 1, separation drying system 6, detecting system 7, spraying system 2, vacuum system 4, sterilizing casing 3
With control system, the separation drying system 6 is located above the liquid-storage system 1, and separation drying system 6 and the storage
Liquid system 1 is connected, and the liquid-storage system 1 is used to deposit disinfectant, the separation drying system 6 and the sterilizing casing 3, described
Spraying system 2 is sequentially connected with, and the spraying system 2 is also connected respectively with the drying system 6, the liquid-storage system 1 of separating, institute
State sterilizing casing 3 to be also connected respectively with the detecting system 7, the vacuum system 4, the control system and the spraying system
2nd, the vacuum system 4, the detecting system 7 are all connected with.
Wherein, control system typically uses PLC program control system.It is defeated that separation drying system 6 top is provided with nanometer mist
Outlet, is connected by pipeline with the nanometer mist inlet of sterilizing casing 3；Vacuum system 4 is by pipeline and phase in sterilizing casing 3
Connection, separates drying system 6 and is sequentially connected with sterilizing casing 3, spraying system 2, forms circulation, will be sterilized by vacuum system 4
Casing 3, liquid-storage system 1 and separate drying system 6 in air extract out to form vacuum, ultimately forming one can be under vacuum
Carry out disinfection the circulation loop of sterilizing；Disinfectant is sprayed into by little particle by spraying system 2, injection is separated in drying system 6
Separated, drying forms dry nanometer mist, reinject to sterilizing casing 3 and sterilized, spraying system 2 is back to afterwards
Inside it is circulated；Due to the boiling point reduction of disinfectant under vacuum, disinfectant is easier volatilization, therefore drastically increases
Disinfectant atomizing effect and drying efficiency, atomization particle are also smaller, even up to nanoscale (less than 0.1 micron), big with bacterium
It is small more closely, therefore, it is possible to suspend for a long time in atmosphere, and be fully contacted and reach sterilized purpose with the bacterium in air；
And, the utility model is reasonable in design, simple structure, easy to operate, and cost is relatively low, and the utility model not only can be to small-sized
Salable sterilizing casing 3 is sterilized, but also can be to being placed on various small pipelines and small containers etc. in sterilizing casing 3
The object of more difficult sterilizing is sterilized.
As shown in figure 1, preferably, the liquid-storage system 1 include reservoir 11, woven hose 13, in the reservoir 11
Storage disinfectant, the top of the reservoir 11 connects with the drying system 6 that separates, and the bottom of the reservoir 11 is provided with discharge opeing
Hole 12, one end of the woven hose 13 is connected with the outage 12, and the other end of the woven hose 13 connects with the spraying system 2
Connect.Opening is additionally provided with woven hose 13, a two-port valve is connected with opening, used as discharge opeing or liquid feeding.
As shown in figure 1, preferably, the spraying system 2 include blower fan 21, Venturi tube 22, fog-spray nozzle 23, it is described to go out
Bacterium casing 3 is sequentially connected with the blower fan 21, the Venturi tube 22, the fog-spray nozzle 23, the drying system 6 that separates, institute
Venturi tube 22 is stated also to be connected with the woven hose 13.Wherein, in the presence of blower fan 21, the disinfectant in reservoir 11 passes through
The road of woven hose 13 is sucked into spraying system 2 and is sprayed.Blower fan 21 is high speed air-heater.
As shown in figure 1, preferably, the inside of separation drying system 6 includes at least one cavity, the cavity sidepiece
It is connected with the fog-spray nozzle 23, the cavity bottom is connected with the reservoir 11.
As shown in figure 1, preferably, the inside of drying system 6 that separates includes the first cavity 61, second being sequentially connected with
Cavity 62, the 3rd cavity 63, first cavity 61, second cavity 62 and the bottom of the 3rd cavity 63 with the storage
Liquid device 11 is connected, and the sidepiece of the first cavity 61 is connected with the fog-spray nozzle 23, the 3rd cavity 63 also with the sterilization tank
Body 3 is connected, and the top of first cavity 61 is provided with opening, can be used for adding disinfectant, and sealing is provided with the opening
Lid.
Wherein, in the utility model embodiment, the both sides for separating each cavity of the inside of drying system 6 are provided with perforate,
It is attached in series by pipeline or the dividing plate with perforate between each cavity, can is between two cavitys
Integral structure, it is also possible to be attached otherwise, the perforate that last 1 cavity being connected with sterilizing casing 3 is set
As the last outlet of nanometer mist；
Last cavity is that the 3rd cavity 6363 sets and extends to a nanometer mist delivery outlet by pipeline, and by pipeline and
Two-port valve is connected with the nanometer mist inlet of sterilizing casing 3；The bottom of each cavity can also set perforate by pipeline with
Reservoir 11 is connected, in the disinfectant of recovery is flowed into reservoir 11 with not remaining；Drying system 6 can separated
Addition mouthful of the opening as disinfectant is provided with wherein 1 cavity, closure is set on opening；Can also be on reservoir 11
Other perforate adds disinfectant.
As shown in figure 1, preferably, the sterilizing casing 3 includes box-like body 31, support 32, the box-like body 31
Multiple supports 32 are internally provided with, are used to place the object of sterilizing to be sterilized on the support 32.
As shown in figure 1, further, the sterilizing casing 3 also includes breathing circuit filter 33 and vacuum meter, described to breathe
Filter 33 is located at outside the box-like body 31, and the breathing circuit filter 33 is connected with the box-like body 31, the vacuum
Table is connected with the box-like body 31.
As shown in figure 1, preferably, the vacuum system 4 includes the vacuum tube of the vavuum pump that is sequentially connected with and resistance to negative pressure,
The vacuum tube is also connected with the box-like body 31.Wherein, vacuum system 4 may also include the parts such as two-port valve, and vavuum pump is
Oil pump or water pump, preferably water pump, outside vavuum pump can be independently of shell of the present utility model 5, it is also possible to be installed on outer
Within shell 5, it is connected with sterilizing casing 3 by vacuum tube and two-port valve (vacuum valve).
Preferably, the detecting system 7 includes the sensing device, signal processing apparatus and the display device that are sequentially connected with,
The sensing device is connected with the box-like body 31.Wherein, using the change that detection nanometer mist disinfectant is special in detecting system 7
Sensor and signal amplifier and digital display are learned, the chemical sensor mainly includes that nanometer mist disinfectant can be detected
Sensor special, sensor may be mounted in sterilizing casing 3, it is also possible on the wind pipe of sterilizing casing 3, may be used also
It is connected with the air inlet or air outlet of spraying system 2.
As shown in figure 1, further, the nanometer mist disinfector also includes at least one shell 5, the liquid storage
System 1, the separation drying system 6, the sterilizing casing 3, the spraying system 2 are arranged at described with the control system
Inside shell 5.Vacuum system 4 and detecting system 7 can be arranged on inside the shell 5, it is also possible to be arranged on outside the shell 5
Portion.Wherein, described vacuum system 4, spraying system 2, separation drying system 6, control system, sterilizing casing 3 and detecting system 7
Be can be included in a shell 5 etc. all parts, when including multiple shells 5, you can outer to be included in two or three
In shell 5, such as spraying system 2 and separation drying system 6 is included in a shell 5, vacuum system 4, sterilizing casing 3, control system
System and detecting system 7 etc. are included in another shell 5, outside vacuum system 4 even can also be independently of shell 5.
In the utility model embodiment, when sterilization processes are specifically carried out disinfection, carried out using pulse mode：Vacuum system
4 air that will be sterilized first in casing 3, reservoir 11 and separation drying system 6 are extracted out to form vacuum, then start spraying system
2 little particles (wet granular) that the disinfectant in liquid-storage system 1 is sprayed to less than 10 microns, are injected into separation drying system 6
Separated, dried, formed dry nanometer mist disinfectant, by this nanometer mist disinfectant by pipeline and sterilizing casing 3
Middle nanometer mist inlet is injected into sterilizing casing 3, then is back to spraying system 2 by the nanometer mist outlet in sterilizing casing 3
In be circulated；When the vacuum in the casing 3 that sterilizes reaches normal pressure (vacuum is zero), spraying system 2 is closed, open vacuum
System 4, will again be evacuated in sterilizing casing 3, restarts spraying system 2 and disinfectant is sprayed into little particle, and injection separates dry
Separated in drying system 6, drying forms dry nanometer mist, then be injected into sterilizing casing 3 by pipeline, and by sterilization tank
Nanometer mist outlet is back in spraying system 2 and is circulated in body 3；Produced nanometer mist is disappeared by the way of pulsation
Toxic agent is injected into sterilizing casing 3 by several times, including being injected into the various pipelines or container that are placed in sterilizing casing 3 etc. simultaneously
In object.The blower fan 21 of spraying system 2 is closed when the vacuum in the casing 3 that sterilizes reaches zero again, sterilizing casing 3 is exposed to
Carry out disinfection sterilizing in disinfectant nanometer mist；
After the predetermined exposure sterilization time is reached, the two-port valve (sterilizing in the utility model embodiment is first passed through
Each outlet and porch on casing 3, can flexibly set control valve, typically using two-port valve according to actual needs) close
Nanometer mist inlet and nanometer mist outlet in sterilizing casing 3, are then turned on vacuum system 4, true by being pumped into sterilizing casing 3
Sky, a nanometer mist disinfectant is discharged by way of vacuumizing in the casing 3 that will sterilize, when required vacuum is reached,
Vacuum system 4 is closed, the breathing circuit filter 33 on sterilizing casing 3 is opened, extraneous fresh air is sucked into sterilizing casing 3
It is interior；When the vacuum in the casing 3 that sterilizes reaches zero, the corresponding two-port valve of breathing circuit filter 33 is closed, be then turned on vacuum system
4, the nanometer mist disinfectant of residual in the casing 3 that sterilizes is discharged；
I.e. nanometer mist disinfectant is injected into sterilizing casing 3 to the thing in sterilizing casing 3 and casing by way of pulsation
Body carries out disinfection sterilizing, then is discharged the disinfectant of residual in the casing 3 that sterilizes by several times by the way of pulsation, finally makes
Untill the disinfectant of residual drops to below 1ppm in the disinfectant and sterilization container of residual in sterilizing casing 3.This practicality is new
The low-temperature nano mist Pulsated sterilizing equipment of type can not only carry out disinfection sterilizing to small-sized salable casing such as freeze dryer, but also
Can be to being placed on for example various small pipelines (such as various speculums) of the object of more difficult sterilizing in casing and small containers (as dripped
Eye drops ampoule) carry out disinfection sterilizing.
In the utility model embodiment, actual analysis are carried out using experiment method, sterilizing casing 3 is vacuum tank, with vacuum
As a example by the eye-drop liquid bottle placed in case and vacuum tank, low-temperature nano mist Pulsated sterilizing equipment of the present utility model is determined to vacuum tank
With the sterilization effect of eye-drop liquid bottle in vacuum tank, specific method is as follows：
1. major experimental material
Biological indicator (bacillus stearothermophilus spore, spore amount 106CFU/ pieces, containing same lot number biological indicator
Special culture solution) and TSA, 5%The active special sporicide of hydrogen peroxide.
2. vacuum drying chamber is tested
The length, width and height of vacuum drying chamber box house are respectively 1.0m × 0.8m × 1.4m, and volume is 1.12m3。
Vacuum drying chamber is first transformed into low temperature impulse sterilization casing 3 according to shown in embodiment accompanying drawing before experiment：By vacuum
2 apertures are opened at the top of drying box, respectively as decontaminant concentration detection mouth and nanometer mist inlet, is connected and detecting system 7
The two-port valve of connection is connected two-port valve with nanometer mist inlet, and the two-port valve that will be connected with detecting system 7 is dense with hydrogen peroxide
Degree detector connection, will be connected by pipeline with the nanometer mist inlet two-port valve that is connected with the outlet of spraying system 2；Will be true
2 apertures are also opened in the bottom of empty drying box, respectively as fresh air access port and nanometer mist outlet, connect and breath
The two-port valve that the two-port valve that device 33 is connected is connected with the air inlet of blower fan 21, the two-way being connected with breathing circuit filter 33
Valve is connected with breathing circuit filter 33, by the two-port valve being connected with the air inlet of blower fan 21 by pipeline and the air inlet phase of blower fan 21
Connection；Former casing vacuum outlet is connected by the two-port valve being connected with vacuum system 4 with vavuum pump；By it is this transformation and
Connected mode, spraying system 2, separation drying system 6 and sterilizing casing 3 are constituted one and can under vacuum carry out arteries and veins
The disinfection system of dynamic circulation.
3. flow is used
(1) 5% is added to thimerosal inlet by funnelThe active special sporicide of hydrogen peroxide is to setting
In standby reservoir 11.
(2) different parts (upper, middle and lower) place 6 biological indicators and subject to sterilization respectively on vacuum tank inner support 32
Eye-drop liquid bottle, 1 biological indicator is respectively put into 6 eye-drop liquid bottles at random.
(3) chamber door and all two-port valves are closed, all connecting pipes are sealed, vavuum pump is opened and is connected with vacuum system 4
Logical two-port valve, after the vacuum in vacuum tank is evacuated into -90kPa, closes vavuum pump and the two-port valve.
(4) two-port valve that the two-port valve that is connected with nanometer mist inlet is connected with the air inlet of blower fan 21 is opened, opens spray
Be atomized for thimerosal by mist system 2, after continuing to be atomized 1-5min after the vacuum in vacuum tank reaches zero, closes spraying system
System 2 and the two two-port valves.
(5) vavuum pump and the two-port valve being connected with vacuum system 4 are then turned on, the vacuum in vacuum tank is evacuated to -90kPa
Afterwards, vavuum pump and the two-port valve are closed.
(6) two-port valve that the two-port valve that is connected with nanometer mist inlet is connected with the air inlet of blower fan 21 is opened again, is opened
Be atomized for thimerosal by spraying system 2, after continuing to be atomized 1-5min after the vacuum in vacuum tank reaches zero, closes spraying
System 2 and the two two-port valves.
(7) (5) and (6) are repeated 1-2 times, the two-port valve detection wherein hydrogen peroxide that opening is connected with detecting system 7
Sterilizing concentration after turn off the two-port valve.
(8) sealing exposure sterilization 90-120min.
(9) vavuum pump and two-port valve are opened, after the vacuum sterilized in casing 3 is evacuated into -90kPa, is closed and vacuum system
The two-port valve that 4 two-port valves being connected, the opening of uniting are connected with breathing circuit filter 33, is connected with breathing circuit filter 33, will be new
Fresh air is sucked into sterilizing casing 3, vacuum is reached the two-port valve that closing is connected with breathing circuit filter 33 after zero.
(10) two-port valve that two-port valve is connected with the air inlet of blower fan 21 that keeps being connected with nanometer mist inlet is in pass
Closed state, the two-port valve that is connected with vacuum system 4 of opening, unlatching vavuum pump, the vacuum in vacuum tank is evacuated to again-
After 90kPa, the two-port valve is closed, the two-port valve that opening is connected with breathing circuit filter 33 is connected with breathing circuit filter 33, will
Fresh air is sucked into sterilizing casing 3, makes vacuum that the two-port valve is closed after reaching zero.
(11) (9) and (10) are repeated 1-2 times, the two-port valve that opening is connected with detecting system 7 detects wherein peroxidating
The residual concentration of hydrogen is to turning off the two-port valve after below 1ppm.
(12) biological indicator (gemma bar) is taken out by aseptic procedure, is put into the stearothermophilus gemma nutrient solution of reference numeral
In, according to the operation instructions of purchased biological indicator, it is placed in constant incubator, observed after being cultivated 24 hours at 56 ± 1 DEG C.
Take simultaneously and make positive control with batch biological indicator 1.By the culture of 24 hours, if nutrient solution becomes cloudy, color was by purple
It is changed into yellow and is then judged to the positive；If nutrient solution is clarified, color nondiscolouring is then feminine gender；Continue to cultivate to the 7th day, if culture
Liquid is changed into yellow, then be judged to that sterilizing is unqualified；If nutrient solution is still purple, it is judged to that sterilizing is qualified.
4. experimental result
Experimental result is shown in Table 1.As shown in Table 1, when the concentration of active Hydrogen Peroxide Disinfection Solution is 6%, number of times of pulsing
It it is 3 times, seal time is 90 minutes, you can the eye-drop liquid bottle in vacuum tank and case is sterilized (makes gemma decline six right
Number), and the residual of disinfectant is less than 1ppm, reaches safe range.
Eye-drop liquid bottle sterile biological indicator testing result in the vacuum tank of table 1. and case
To sum up, the utility model has the following advantages that：
1., due to the boiling point reduction of solution under vacuum, disinfectant is easier volatilization, therefore right under vacuum
Disinfectant is sprayed, and compared with being easier to obtain separating drying under condition of normal pressure, so drastically increases atomizing effect and drying
Efficiency, atomization particle is also smaller, even up to nanoscale.And the atomization particle smaller time for suspending in atmosphere is more long, just
The bacterium in same air that more has an opportunity is fully contacted and reaches the purpose of sterilizing.
2. due to using pulse spraying by the way of by spraying after is formed nanometer mist disinfectant injection sterilize casing 3, not only
The concentration of nanometer mist disinfectant in sterilizing casing 3 is improve, but also is easily injected into nanometer mist disinfectant various
It is in small pipeline (such as medical various endoscopes, disposable syringe) and small containers (such as eye-drop liquid bottle) therefore this low
Warm impulse sterilization mode, be particularly well-suited to various small-sized salable spaces (such as freeze dryer) and sterilizing casing 3 in place it is each
The sterilization of the object (such as plastic catheter and plastic containers) of class non-refractory.
3. the disinfectant of residual in the casing 3 that sterilizes is purged due to employing the mode of vacuum impulse simultaneously, not only
Reduce the manufacturing cost and use cost of equipment, and disinfectant to remaining is removed very thorough, saves sterilization and makees
The time of industry.
4. vaporized hydrogen peroxide sterilization technology (VHP, Vaporized HydrogenPeroxide) is different from, and VHP needs
Using the change hydrogenperoxide steam generator (be more than more than 30%) of high concentration, not only corrosivity is strong, and with changing the dense of hydrogen peroxide
Degree increases, and viscosity also gradually increases, and diffusion is also not easy in atmosphere.And this technology need to only use less than 5% change peroxidating
Hydrogen solution, it is not required that hot conditions, using safer.
5. the utility model is equipped with detecting system 7, and concentration that can be at any time to disinfectant nanometer mist is monitored, and also may be used
Detected with the concentration to residual disinfectant nanometer mist after elimination.
6. the utility model coordinates active Hydrogen Peroxide Disinfectant to use, with noresidue, free of contamination advantage after sterilizing,
It is a kind of sterilization device of environmental protection.
The above, is only 1 embodiment of the application, any type of limitation is not done to the application, although this Shen
Please disclosed as above with preferred embodiment, but and be not used to limit the application, any those skilled in the art are not taking off
In the range of technical scheme, make a little variation using the technology contents of the disclosure above or modification is equal to
Effect case study on implementation, belongs in the range of technical scheme.
Claims (9)
1. a kind of nanometer mist Pulsated sterilizing equipment, it is characterised in that the nanometer mist Pulsated sterilizing equipment includes：Liquid-storage system,
Separate drying system, detecting system, spraying system, vacuum system, sterilizing casing and control system, the separation drying system position
In liquid-storage system top, the liquid-storage system is used to deposit disinfectant, and the separation drying system inside includes sequentially connecting
The first cavity, the second cavity and the 3rd cavity for connecing, first cavity, second cavity and the 3rd cavity bottom are equal
Be connected with the liquid-storage system, first cavity is also connected with the spraying system, the 3rd cavity also with the sterilizing
Casing is connected, and the spraying system also be connected with the liquid-storage system, the sterilizing casing also with the detecting system, it is described very
Empty set system is connected respectively, and the control system is all connected with the spraying system, the vacuum system, the detecting system.
2. according to claim 1 nanometer of mist Pulsated sterilizing equipment, it is characterised in that the liquid-storage system includes liquid storage
Storage disinfectant in device, woven hose, the reservoir, the reservoir top and first cavity, second cavity, institute
State the 3rd cavity to be all connected with, the reservoir bottom is provided with outage, described woven hose one end is connected with the outage, institute
The woven hose other end is stated to be connected with the spraying system.
3. according to claim 2 nanometer of mist Pulsated sterilizing equipment, it is characterised in that the spraying system include blower fan,
Venturi tube and fog-spray nozzle, the sterilizing casing and the blower fan, the Venturi tube, the fog-spray nozzle, first cavity
It is sequentially connected with, the Venturi tube is also connected with the woven hose.
4. according to claim 3 nanometer of mist Pulsated sterilizing equipment, it is characterised in that first cavity top also sets up
There is opening, closure is provided with the opening.
5. the nanometer mist Pulsated sterilizing equipment according to claim any one of 1-4, it is characterised in that the sterilizing casing bag
Box-like body, support are included, the box-like body is internally provided with multiple supports, be used to place sterilizing to be sterilized on the support
Object.
6. according to claim 5 nanometer of mist Pulsated sterilizing equipment, it is characterised in that the sterilizing casing also includes breathing
Filter and vacuum meter, the breathing circuit filter are located at outside the box-like body, and the breathing circuit filter, the vacuum meter
It is connected with the box-like body.
7. according to claim 6 nanometer of mist Pulsated sterilizing equipment, it is characterised in that the vacuum system includes sequentially connecting
The vacuum tube of the vavuum pump for connecing and resistance to negative pressure, the vacuum tube is also connected with the box-like body.
8. according to claim 7 nanometer of mist Pulsated sterilizing equipment, it is characterised in that the detecting system includes sequentially connecting
Sensing device, signal processing apparatus and the display device for connecing, the sensing device are connected with the box-like body, the sensing dress
Put and be also connected with spraying system.
9. according to claim 8 nanometer of mist Pulsated sterilizing equipment, it is characterised in that the nanometer mist Pulsated sterilizing equipment
Also include at least one shell, the liquid-storage system, the separation drying system, the sterilizing casing, the spraying system with
The control system is arranged at the enclosure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620992222.0U CN206295467U (en) | 2016-08-30 | 2016-08-30 | A kind of nanometer mist Pulsated sterilizing equipment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620992222.0U CN206295467U (en) | 2016-08-30 | 2016-08-30 | A kind of nanometer mist Pulsated sterilizing equipment |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108421656A (en) * | 2018-03-26 | 2018-08-21 | 广州纯水健康科技有限公司 | A nano-fog generating device |
| CN108451415A (en) * | 2018-03-26 | 2018-08-28 | 广州纯水健康科技有限公司 | A kind of nanometer of mist Clean Living system and Clean Living method |
-
2016
- 2016-08-30 CN CN201620992222.0U patent/CN206295467U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108421656A (en) * | 2018-03-26 | 2018-08-21 | 广州纯水健康科技有限公司 | A nano-fog generating device |
| CN108451415A (en) * | 2018-03-26 | 2018-08-28 | 广州纯水健康科技有限公司 | A kind of nanometer of mist Clean Living system and Clean Living method |
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