CN105526650A - Harmless sterilization, purification and oxygen supplementation system and method - Google Patents
Harmless sterilization, purification and oxygen supplementation system and method Download PDFInfo
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- CN105526650A CN105526650A CN201610044719.4A CN201610044719A CN105526650A CN 105526650 A CN105526650 A CN 105526650A CN 201610044719 A CN201610044719 A CN 201610044719A CN 105526650 A CN105526650 A CN 105526650A
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F3/00—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems
- F24F3/12—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling
- F24F3/16—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by purification, e.g. by filtering; by sterilisation; by ozonisation
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/89—Arrangement or mounting of control or safety devices
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/28—Arrangement or mounting of filters
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F8/00—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying
- F24F8/10—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering
- F24F8/108—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering using dry filter elements
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F8/00—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying
- F24F8/10—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering
- F24F8/15—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering by chemical means
- F24F8/158—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering by chemical means using active carbon
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F8/00—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying
- F24F8/60—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by adding oxygen
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Separation Of Gases By Adsorption (AREA)
Abstract
The invention discloses a harmless sterilization, purification and oxygen supplementation system and a method, wherein the system comprises: the oxygen source is connected with the terminal through an oxygen pipeline; the terminal includes: a controller and a filtering and sterilizing part; the controller is connected with the filter sterilization part, and the filter sterilization part is controlled by the controller; the filtering and sterilizing part comprises a first pneumatic valve, a first air cylinder box, a first oxygen supply valve, a second air cylinder box, a second pneumatic valve, a first filtering piece, a second filtering piece, a first air cylinder, a second air cylinder, a filtering chamber and a centrifugal fan. According to the embodiment of the invention, harmless sterilization is realized while air is purified, and oxygen can be supplemented in real time according to the oxygen content in the room, so that the oxygen in the room environment is always maintained between 21% and 22%.
Description
Technical field
The present invention relates to purification techniques field, particularly relate to a kind of harmless bactericidal purifying SOS and method.
Background technology
At present, domestic mass-produced indoor air-purifier many employings filter type implementation environment gas filtration purification.The content of formaldehyde that this mode can reduce PM2.5 in room and reduce in room, but can not to remove on filter or screen pack by harmful substances such as the bacteriums adsorbed, easily cause room secondary pollution.Therefore, while purification, the sterilization that carries out disinfection is needed.
At present, adopt the modes such as ultraviolet, plasma, ozone and lactic acid steam to carry out disinfection sterilization to room more.Wherein, if injury can be formed to human body when ozone reaches finite concentration in the environment of relative closure; The sterilised medium of plasma ion disinfection equipment is hydrogen peroxide, also can have great injury to human body when this chemical substance reaches finite concentration; Ultraviolet, lactic acid fumigating system are sterilized, and all can form injury to human body.Above-mentioned disinfection way, need during sterilization to isolate with human body, in disinfecting process, people need to withdraw from a room, and need ventilation to dilute when personnel enter.Therefore, these sterilization methods, in the life of people, especially need the office space of carrying out purifying air to be inapplicable.
In addition, because cleaning equipment is generally used in relatively airtight space, can decline because of people's environmental pollution and generation room, human consumption two aspect oxygen content in relatively airtight space, all the time the level (as between 21%-22%) favourable to human body is maintained in order to make the oxygen in this space, then needing can oxygenating in time while purification, to make up the room oxygen content decline that a variety of causes causes.
Therefore, need a kind of equipment, while the air in room is purified, harmless disinfection can be realized, and can oxygenating in time.
Summary of the invention
For solving the technical problem of existing existence, the embodiment of the present invention provides a kind of harmless bactericidal purifying SOS and method, can carry out harmless sterilization while purifying air.
For achieving the above object, the technical scheme of the embodiment of the present invention is achieved in that
A kind of harmless bactericidal purifying SOS, described system comprises: terminal and source of oxygen, and described source of oxygen is connected with described terminal by oxygen pipeline;
Described terminal comprises: controller and filter sterilization portion; Described controller is connected with described filter sterilization portion, and described filter sterilization portion controls by described controller;
Described filter sterilization portion comprises the first pneumatic operated valve, the first gas cylinder hut, the first oxygen supply valve, the second oxygen supply valve, the second gas cylinder hut, the second pneumatic operated valve, the first filtration members, the second filtration members, the first cylinder, the second cylinder, filter chamber and centrifugal blower; Wherein, described filter chamber between described first gas cylinder hut and described second gas cylinder hut, and is communicated with respectively with described first gas cylinder hut, described second gas cylinder hut; Described filter chamber keeps communicating with the external world, and described centrifugal blower is arranged on described filter chamber; Described first oxygen supply valve controls described first gas cylinder hut and being communicated with between described source of oxygen; Described second oxygen supply valve controls described second gas cylinder hut and being communicated with between described source of oxygen; Described first cylinder is connected with described first filtration members, and described first cylinder and described first filtration members can move between described first gas cylinder hut and described filter chamber; Described second cylinder is connected with described second filtration members, and described second cylinder and described second filtration members can move between described second gas cylinder hut and described filter chamber; Described first pneumatic operated valve can control described first cylinder and described second cylinder is pneumatic to the second gas cylinder hut direction along described first gas cylinder hut; Described second pneumatic operated valve can control described first cylinder and described second cylinder is pneumatic to the first gas cylinder hut direction along described second gas cylinder hut.
Wherein, described controller comprises at least one programmable logic controller (PLC) PLC; Described controller is for controlling the opening and closing of described first pneumatic operated valve and the second pneumatic operated valve, the opening and closing of the first oxygen supply valve and the second oxygen supply valve and described first gas cylinder hut and the second gas cylinder hut oxygen purity in the closed state, pressure and closed duration.
Wherein, described first oxygen supply valve and/or the second oxygen supply valve are threeway two oxygen supply valves.
Wherein, described first filtration members and/or described second filtration members, comprising can the screen pack of particle and/or charcoal absorption film in filtering gas.
Wherein, described terminal also comprises: gas detecting element, and described gas detecting element is electrically connected with described controller, sends the data detected to described controller for the oxygen content that detects in outside air.
Wherein, described source of oxygen is oxygenerator; Described oxygenerator comprises: air compressor machine, cooler, oil water separator, the first air reservoir, high-efficiency degreasing device, cooling driers, filter, fine filter, superfinishing filter, the second air reservoir, active carbon adsorber, multitower oxygen main frame, oxygen surge tank, oxygen supercharger and oxygen booster jar; Wherein, the compressed air of described air compressor machine output, is cooled to below predetermined temperature value through described cooler, to be then separated by the sewage in described compressed air through described oil water separator and to discharge, afterwards, described compressed air enters described first air reservoir and cushions; Compressed air in described first air reservoir enters to be sent into after described cooling driers carries out gas cooling after described high-efficiency degreasing device carries out water-oil separating again, carry out profit interception and absorption through described filter, fine filter, superfinishing filter successively again, described compressed air enters described second air reservoir and carries out temperature and pressure buffering subsequently; The compressed air of described second air reservoir is after described active carbon adsorber purified treatment, enter described multitower oxygen main frame and carry out oxygen separation, isolated oxygen enters the supercharging of oxygen supercharger via described oxygen surge tank, finally enters oxygen booster jar and stores.
A kind of harmless bactericidal purifying oxygen replenishing method, described method is performed by above-mentioned harmless bactericidal purifying SOS; Described method comprises:
Control described second pneumatic operated valve to open, make described first cylinder move to described first gas cylinder hut, described second cylinder moves to described filter chamber, and described first filtration members moves to described filter chamber, described second filtration members moves to described second gas cylinder hut, controls described second pneumatic operated valve and closes; Control described first oxygen supply valve to open and close, the oxygen of described source of oxygen is cleaned described first gas cylinder hut; Control described first gas cylinder hut to close under a predetermined when the oxygen purity of described first gas cylinder hut reaches predetermined oxygen purity value, and control described first gas cylinder hut and close duration and reach the scheduled time;
Described first gas cylinder hut under a predetermined close reach the scheduled time time, control described first pneumatic operated valve to open, described second cylinder is made to move to described second gas cylinder hut, described first cylinder moves to described filter chamber, described first filtration members moves to described first gas cylinder hut, described second filtration members moves to described filter chamber, controls described second pneumatic operated valve and closes; Control described second oxygen supply valve to open and close, the oxygen of described source of oxygen is cleaned described second gas cylinder hut; Control described second gas cylinder hut to close under described predetermined pressure when the oxygen purity of described second gas cylinder hut reaches described predetermined oxygen purity value, and control described second gas cylinder hut and close duration and reach the described scheduled time;
Described first gas cylinder hut close under described predetermined pressure reach the described scheduled time time, control described centrifugal blower and open, the oxygen in described first gas cylinder hut is by described filter chamber and export under the driving of described centrifugal blower; And, described second gas cylinder hut close under described predetermined pressure reach the described scheduled time time, control described centrifugal blower and open, the oxygen in described second gas cylinder hut is by described filter chamber and export under the driving of described centrifugal blower.
Wherein, described predetermined oxygen purity value is any number between 80%-100%; Described predetermined pressure meets: the pressure values produced in respective cylinder case is at 0.1 ~ 1MPa; The described scheduled time is any number between 1-30 hour.
Wherein, described method also comprises: the oxygen content in Real-Time Monitoring current room in air; When described oxygen content is lower than pre-configured setting value, then controls described filter sterilization portion and export oxygen to current room; When described oxygen content is not less than described setting value, then controls described filter sterilization portion and stop exporting oxygen.
Wherein, described method also comprises: according to the mean value of the volume of current room, galleryful and human body release of carbon dioxide, the carbon dioxide content of real-time measuring and calculating current room, when the carbon dioxide content of current room is higher than pre-configured setting value, control described filter sterilization portion to current room oxygen supply.
The harmless bactericidal purifying SOS of the embodiment of the present invention and method, by oxygen being collected in gas cylinder hut to interception and absorption, control to implement to poison and decomposition to bacterium by oxygen pressure and two items of time in enclosed cylinder case, reach the object of harmless sterilization, thus while air is purified, achieve harmless sterilization.In addition, the harmless bactericidal purifying SOS of the embodiment of the present invention and method, oxygenating can also be carried out in real time according to the oxygen content in room, the oxygen content in room is regulated with diffusion fashion, the oxygen in room environment can be made to maintain between 21%-22% all the time, thus solve the room oxygen content decline problem that various factors causes.
Accompanying drawing explanation
In accompanying drawing (it is not necessarily drawn in proportion), similar Reference numeral can describe similar parts in different views.The similar reference numerals with different letter suffix can represent the different examples of similar parts.Accompanying drawing generally shows each embodiment discussed herein by way of example and not limitation.
Fig. 1 is the composition structural representation of terminal in the harmless bactericidal purifying SOS of the embodiment of the present invention one;
Fig. 2-1 is structural representation during end-filtration sterilization unit gas cylinder hut 122 cleaning and sterilization shown in the embodiment of the present invention one Fig. 1;
Fig. 2-2 is structural representation during end-filtration sterilization unit gas cylinder hut 125 cleaning and sterilization shown in the embodiment of the present invention one Fig. 1;
Fig. 3 is the composition structural representation of the harmless bactericidal purifying SOS of the embodiment of the present invention two;
Fig. 4 is the composition structural representation of oxygenerator in the harmless bactericidal purifying SOS of the embodiment of the present invention two;
Fig. 5 is the composition structural representation of terminal in the harmless bactericidal purifying SOS of the embodiment of the present invention three.
Detailed description of the invention
Embodiment one
The harmless bactericidal purifying SOS of the embodiment of the present invention comprises terminal and source of oxygen, as shown in Figure 1, terminal can comprise controller 11 and filter sterilization portion 12, filter sterilization portion 12 connects source of oxygen by oxygen pipeline, for carrying out filter sterilization to oxygen and exporting, controller 11 is connected with filter sterilization portion 12, for controlling described filter sterilization portion 12.
As shown in Fig. 2-1, Fig. 2-2, filter sterilization portion 12 comprises: pneumatic operated valve 121, gas cylinder hut 122, oxygen supply valve 123, oxygen supply valve 124, gas cylinder hut 125, pneumatic operated valve 126, filtration members 127, filtration members 128, cylinder 129, cylinder 1210, filter chamber 1211 and centrifugal blower.Wherein, described filter chamber 1211 between gas cylinder hut 122 and described gas cylinder hut 125, and is communicated with respectively with described gas cylinder hut 122, described gas cylinder hut 125; Described filter chamber 1211 keeps communicating with the external world, and described centrifugal blower is arranged on described filter chamber 1211; Described oxygen supply valve 123 controls described gas cylinder hut 122 and being communicated with between described source of oxygen; Described oxygen supply valve 124 controls described gas cylinder hut 125 and being communicated with between described source of oxygen; Described cylinder 129 is connected with described filtration members 127, and described cylinder 129 and described filtration members 127 can move between described gas cylinder hut 122 and described filter chamber 1211; Described cylinder 1210 is connected with described filtration members 128, and described cylinder 1210 and described filtration members 128 can move between described gas cylinder hut 125 and described filter chamber 1211; Described pneumatic operated valve 121 can control cylinder 129 and cylinder 1210 pneumatic to gas cylinder hut 125 direction along described gas cylinder hut 122; Described pneumatic operated valve 126 can control cylinder 129 and cylinder 1210 pneumatic to gas cylinder hut 122 direction along described gas cylinder hut 125.
In practical application, oxygen supply valve 123 can be arranged on and connect described gas cylinder hut 122 with on the oxygen pipeline of source of oxygen; Oxygen supply valve 124 can be arranged on and connect described gas cylinder hut 125 with on the oxygen pipeline of source of oxygen; Described pneumatic operated valve 121 can be arranged on the pneumatic line outside gas cylinder hut 122, and described pneumatic operated valve 126 can be arranged on the pneumatic line outside gas cylinder hut 125.
Pneumatic operated valve 126 is opened, as shown in Fig. 2-1, cylinder 129 moves to gas cylinder hut 122, cylinder 1210 moves to filter chamber 1211, filtration members 127 moves to filter chamber 1211, filtration members 128 moves to gas cylinder hut 125, gas cylinder hut 125 enters filtration condition, pneumatic operated valve 126 cuts out, oxygen supply valve 123 is opened, oxygen enters gas cylinder hut 122, gas cylinder hut 122 is cleaned, repeatedly clean by opening and closing oxygen supply valve 123 pairs of gas cylinder huts 122, cleaning terminates, in gas cylinder hut 122, oxygen purity reaches predetermined oxygen purity value and (can arrange according to actual oxygenating demand, the embodiment of the present invention elects more than 80% as, be preferably 90%-100%), air pressure reaches predetermined pressure, and (preferred pressure values is 0.1 ~ 1MPa, preferably at 2ATA pressure), then by gas cylinder hut 122 pneumatic sealing, carry out sterilization, treat gas cylinder hut 122 under predetermined pressure and predetermined oxygen purity close duration reach the scheduled time (can according to sterilization need setting, between optional 1-30 hour, between being preferably 12-24 hour), then sterilization terminates.Gas cylinder hut 122 close duration reach the scheduled time time, pneumatic operated valve 121 is opened, as shown in Fig. 2-2, cylinder 129 moves to filter chamber 1211, cylinder 1210 moves to cylinder chamber 125, filtration members 127 moves to gas cylinder hut 122, filtration members 128 moves to filter chamber 1211, gas cylinder hut 122 enters filtration condition, pneumatic operated valve 121 cuts out, oxygen supply valve 124 is opened, oxygen enters gas cylinder hut 125, gas cylinder hut 125 is cleaned, repeatedly clean by opening and closing oxygen supply valve 124 pairs of gas cylinder huts 125, in gas cylinder hut 125, oxygen purity reaches predetermined oxygen purity value and (can arrange according to actual oxygenating demand, the embodiment of the present invention elects more than 80% as, be preferably 90%-100%), air pressure reaches predetermined pressure, and (preferred pressure values is 0.1 ~ 1MPa, preferably at 2ATA pressure), then by gas cylinder hut 125 pneumatic sealing, carry out sterilization, treat gas cylinder hut 125 under predetermined pressure and predetermined oxygen purity close duration reach the scheduled time (can according to sterilization need setting, between optional 1-30 hour, between being preferably 12-24 hour), then sterilization terminates.Gas cylinder hut 125 close duration reach the scheduled time time, pneumatic operated valve 126 is opened, repeat said process.
In above process, gas cylinder hut 125 close duration reach the scheduled time time, centrifugal blower starts, the indoor oxygen of gas cylinder hut 125 is by filter chamber 1211 and via centrifugal blower driver output to room, and gas cylinder hut 122 close duration reach the scheduled time time, centrifugal blower starts, and the indoor oxygen of gas cylinder hut 122 is by filter chamber 1211 and via centrifugal blower driver output to room.
Like this, gas cylinder hut 122 automatically cleaning closes sterilization and after running the scheduled time, automatic unlatching and be in filtration condition export oxygen, be switched to gas cylinder hut 125 to carry out cleaning closed sterilization simultaneously, the automatic cleaning of gas cylinder hut 125 is closed sterilization and runs the scheduled time, and automatically open and be in filtration condition output oxygen, switching air return cylinder case 122 again carries out cleaning closed sterilization simultaneously, switching like this, terminal can oxygen after continual output filtering sterilization processing.
Wherein, the terminal of the embodiment of the present invention, by the oxygen pressure of control cylinder case 122/125, oxygen purity and closed duration, reaches the object of sterilization.Gas cylinder hut 122/125 is after oxygen cleaning, in the closed state, its internal oxygen purity will remain on predetermined oxygen purity value, under being in scheduled pressure value, closed duration reaches the scheduled time, make the oxygen of its inside implement Poisoning to bacterium in certain pressure, certain hour to destroy, thus all bacteriums killed in gas cylinder hut oxygen and the pollutant containing protein component.Wherein, in sterilization process, pressure in gas cylinder hut 122/125 needs to control at 0.1 ~ 1MPa, force value is preferably 2ATA pressure, closed duration can be selected between 1-30 hour, be preferably 12-24 hour, when oxygen purity needs to reach more than 80%, oxygen purity is best at 90%-100%.
Here, oxygen supply valve 123/124 is threeway two oxygen supply valves preferably, and the number of times of cleaning is preferably three times, is realized for three times by switch oxygen supply valve.
Here, filtration members 127/128 comprises can the screen pack of particle and/or charcoal absorption film in filtering gas, and screen pack preferably can tackle the screen pack of the particulates such as absorption PM2.5, and charcoal absorption film is used for the materials such as formaldehyde adsorption.
In the embodiment of the present invention, harmless bactericidal purifying SOS can adopt oxygen cylinder, liquid oxygen and oxygenerator as the source of oxygen of terminal, requires to adopt that Performance comparision is stablized, oxygen purity is higher and do not affect the oxygen source of indoor purifying index.The oxygenerator of the preferred embodiment of the present invention, this offering oxygen way both can reach the object of stable oxygen supply, can guarantee that again terminal can reach due service life.
In the embodiment of the present invention, controller 11 can be realized by one or more interconnective programmable logic controller (PLC) (PLC, ProgrammableLogicController).Particularly, controller 11 is for the pressure of gas cylinder hut 122/125 in sterilization process, oxygen purity and closed duration in controlled filter sterilization unit 12, and control the opening and closing of oxygen supply valve 123/124 and pneumatic operated valve 121/126, to realize the automatic switchover between gas cylinder hut 122 and gas cylinder hut 125.
In the embodiment of the present invention, by oxygen pressure, the tight control closing time-histories and these three key elements of oxygen purity, bacterium is concentrated in gas cylinder hut and implements oxygen immersion, make bacterium poisoning decomposition in oxygen, oxygen after sterilization enters room, room oxygen concentration is improved a little on original basis, so, can oxygenating be carried out to room and realize harmless sterilization.
Embodiment two
As shown in Figure 3, the harmless bactericidal purifying SOS of the embodiment of the present invention comprises terminal 1 and oxygenerator 2, is connected and communicates between oxygenerator 2 with terminal 1 by gas piping.Oxygenerator 2, as the source of the gas of terminal 1, provides oxygen for oxygen producing and for terminal 1.Wherein, the concrete structure of terminal 1, as described in embodiment one, repeats no more.In practical application, described terminal 1 can be connected by oxygen pipeline with described oxygenerator 2, described oxygenerator is used for carrying out process to air and obtains oxygen and flow to terminal by oxygen pipeline, and terminal is sent into indoor after being used for carrying out sterilization processing to the oxygen that described oxygenerator is sent here.In practical application, terminal disposition is in indoor, and oxygenerator is deployed in outdoor.
As shown in Figure 4, oxygenerator 2 comprises: air compressor machine, cooler, oil water separator, the first air reservoir, high-efficiency degreasing device, cooling driers, filter, fine filter, superfinishing filter, the second air reservoir, active carbon adsorber, multitower oxygen main frame, oxygen surge tank, oxygen supercharger and oxygen booster jar.Wherein, described air compressor machine, cooler, oil water separator, air reservoir, high-efficiency degreasing device, cooling driers, filter, fine filter, superfinishing filter, air reservoir, active carbon adsorber, multitower oxygen main frame, oxygen surge tank, oxygen supercharger are connected successively with oxygen booster jar, the external oxygen equipment of delivery outlet of oxygen booster jar.
Wherein, the compressed air of described air compressor machine output, through described cooler, described compressed-air actuated temperature is cooled to predetermined temperature value (as 30 DEG C) below, then through described oil water separator, the sewage in compressed air is got rid of, compressed air after described oil water separator process enters the first preposition air reservoir and cushions, then enter and send into described cooling driers after described high-efficiency degreasing device carries out water-oil separating again and carry out gas cooling, after making compressed air temperature reach 2-3 DEG C, successively through described filter, fine filter, superfinishing filter carries out profit interception and absorption, compressed air after filtering subsequently enters the second rearmounted air reservoir and carries out temperature and pressure buffering, enter described active carbon adsorber again and carry out last purified treatment, enter described multitower oxygen main frame through the compressed air of described active carbon adsorber purification filtering and carry out oxygen separation, from compressed air, isolated oxygen enters described oxygen surge tank and through the supercharging of oxygen supercharger, finally enters oxygen booster jar and store stand-by.
Wherein, carry out profit interception can be got rid of by excretion machine with the sewage that absorption obtains through described filter, fine filter, superfinishing filter.Here, be carry out pretreatment to compressed air before cooling driers, main purpose the water-oil separating in air is gone out and gets rid of.
The oxygenerator of the embodiment of the present invention has the function without oily air feed, can provide high-purity oxygen, and the oxygen concentration of this oxygenerator is not less than 93%, and possesses oxygen function of increasing pressure.According to test, the oxygenerator normal service life of the embodiment of the present invention at least reaches more than 10 years.
Embodiment three
As shown in Figure 5, the terminal in the embodiment of the present invention can also comprise gas detecting element 13, and gas detecting element 13 is connected with controller 11, and controlled device 11 controls.Described gas detecting element 13 detects the oxygen concentration of room air in real time and sends described controller 11 to, whether controller 11 detects current oxygen concentration lower than setting value (this setting value can be determined according to the factor such as room area and the size of population and pre-set), if lower than setting value, controlled filter sterilization unit 12 exports oxygen, if the content of current oxygen reaches setting value, then controlled filter sterilization unit 12 stops exporting oxygen.So, the harmless bactericidal purifying SOS of the embodiment of the present invention can consume room oxygen or the not enough implementing monitoring of room oxygen, realizes full-automatic oxygen replenishment and adjustment.
Embodiment four
In the embodiment of the present invention, the oxygen pipeline of harmless bactericidal purifying SOS is provided with electronic flow instrument, and electronic flow instrument is electrically connected with controller 11.Electronic flow instrument detects the oxygen flow on oxygen pipeline in real time and sends the data detected to controller 11, and whether according to the data that electronic flow instrument transmits, controller 11 judges that oxygen pipeline is current leakage oxygen, if it is reports to the police; If not, then do not report to the police.So, the oxygen gas circuit of the harmless bactericidal purifying SOS of the embodiment of the present invention has possessed leak supervision function, can carry out inspection and maintenance by reminding user in time to equipment.
In practical application, the oxygen pipeline of harmless bactericidal purifying SOS can also arrange oxygen supply motor-driven valve, when described oxygen supply motor-driven valve cuts out, described electronic flow instrument detects the oxygen flow on oxygen pipeline and sends the data detected to controller 11, according to the data that electronic flow instrument transmits, controller 11 judges that current oxygen flow is greater than the flow threshold pre-set, then illustrate that oxygen pipeline is current and there is oxygen circulation, oxygen pipeline is current exists gas leak phenomenon, if controller 11 judges that current oxygen flow is not more than the flow threshold pre-set, then current on explanation oxygen pipeline do not have oxygen to circulate, oxygen pipeline is normal, do not leak oxygen.
In practical application, the circuit of the harmless bactericidal purifying SOS of the embodiment of the present invention possesses grounding function, water route possesses moisture proof anti-leakage structure, to guarantee that its all circuit, gas circuit and water route meet technological standards, brings into operation after carrying out strict Performance Detection again.
Embodiment five
The harmless bactericidal purifying SOS of the embodiment of the present invention can also automatic measurement & calculation carbon dioxide content carry out oxygenating, exceeds standard to prevent carbon dioxide in room.Particularly, the carbon dioxide content etc. that controller 11 produces according to preset room volume, galleryful and human body carries out carbon dioxide content measuring and calculating in real time, when the content of carbon dioxide exceeds pre-configured setting value, controller 11 controlled filter sterilization unit 12 is to room oxygen supply.Offering oxygen way can be: according to pre-determined number oxygen supply, and the time dimension of each oxygen supply is held in setting-up time.Such as, be preferably: oxygen supply three times, each maintenance 30 seconds.Here, concrete measuring method can adopt existing correlation technique, repeats no more.
Embodiment six
The embodiment of the present invention additionally provides a kind of harmless bactericidal purifying oxygen replenishing method, and described method is performed by above-mentioned harmless bactericidal purifying SOS; Described method comprises:
Control described pneumatic operated valve 126 to open, make cylinder 129 move to gas cylinder hut 122, cylinder 1210 moves to filter chamber 1211, and described filtration members 127 moves to filter chamber 1211, described filtration members 128 moves to described gas cylinder hut 125, controls described pneumatic operated valve 126 and closes; Control described oxygen supply valve 123 to open and close, the oxygen of described source of oxygen is cleaned described gas cylinder hut 122; Control described gas cylinder hut 122 to close under a predetermined when the oxygen purity of described gas cylinder hut 122 reaches predetermined oxygen purity value, and control described gas cylinder hut 122 and close duration and reach the scheduled time;
Described gas cylinder hut 122 under described predetermined pressure close reach the scheduled time time, control described first pneumatic operated valve to open, cylinder 1210 is made to move to described gas cylinder hut 125, cylinder 129 moves to filter chamber 1211, described filtration members 127 moves to gas cylinder hut 122, described filtration members 128 moves to filter chamber 1211, controls described pneumatic operated valve 126 and closes; Control described oxygen supply valve 124 to open and close, the oxygen of described source of oxygen is cleaned described gas cylinder hut 125; Control described gas cylinder hut 125 to close under a predetermined when the oxygen purity of described gas cylinder hut 125 reaches predetermined oxygen purity value, and control described gas cylinder hut 125 and close duration and reach the scheduled time;
Described gas cylinder hut 122 close under a predetermined reach the scheduled time time, control described centrifugal blower and open, the oxygen in described gas cylinder hut 122 is by described filter chamber and export under the driving of described centrifugal blower; And, described gas cylinder hut 125 close under a predetermined reach the scheduled time time, control described centrifugal blower and open, the oxygen in described gas cylinder hut 125 is by described filter chamber and export under the driving of described centrifugal blower.
Wherein, described predetermined oxygen purity value is any number between 80%-100%; Described predetermined pressure meets: the pressure values produced in respective cylinder case is at 0.1 ~ 1MPa; The scheduled time of described closed duration is any number between 1-30 hour.The present embodiment is identical with the specific implementation process of embodiment one, repeats no more.Source of oxygen is preferably the oxygen machine that the embodiment of the present invention two provides.
Here, described method also comprises: the oxygen content in Real-Time Monitoring current room in air; When described oxygen content is lower than pre-configured setting value, then controls described filter sterilization portion and export oxygen to current room; When described oxygen content is not less than described setting value, then controls described filter sterilization portion and stop exporting oxygen.
Wherein, described method also comprises: according to the mean value of the volume of current room, galleryful and human body release of carbon dioxide, the carbon dioxide content of real-time measuring and calculating current room, when the carbon dioxide content of current room is higher than pre-configured setting value, control described filter sterilization portion to current room oxygen supply.Offering oxygen way can be: according to pre-determined number oxygen supply, and the time dimension of each oxygen supply is held in setting-up time.Such as, be preferably: oxygen supply three times, each maintenance 30 seconds.Here, concrete measuring method can adopt existing correlation technique, repeats no more.
The above, be only preferred embodiment of the present invention, be not intended to limit protection scope of the present invention.
Claims (10)
1. a harmless bactericidal purifying SOS, is characterized in that,
Described system comprises: terminal and source of oxygen, and described source of oxygen is connected with described terminal by oxygen pipeline;
Described terminal comprises: controller and filter sterilization portion; Described controller is connected with described filter sterilization portion, and described filter sterilization portion controls by described controller;
Described filter sterilization portion comprises the first pneumatic operated valve, the first gas cylinder hut, the first oxygen supply valve, the second oxygen supply valve, the second gas cylinder hut, the second pneumatic operated valve, the first filtration members, the second filtration members, the first cylinder, the second cylinder, filter chamber and centrifugal blower; Wherein, described filter chamber between described first gas cylinder hut and described second gas cylinder hut, and is communicated with respectively with described first gas cylinder hut, described second gas cylinder hut; Described filter chamber keeps communicating with the external world, and described centrifugal blower is arranged on described filter chamber; Described first oxygen supply valve controls described first gas cylinder hut and being communicated with between described source of oxygen; Described second oxygen supply valve controls described second gas cylinder hut and being communicated with between described source of oxygen; Described first cylinder is connected with described first filtration members, and described first cylinder and described first filtration members can move between described first gas cylinder hut and described filter chamber; Described second cylinder is connected with described second filtration members, and described second cylinder and described second filtration members can move between described second gas cylinder hut and described filter chamber; Described first pneumatic operated valve can control described first cylinder and described second cylinder is pneumatic to the second gas cylinder hut direction along described first gas cylinder hut; Described second pneumatic operated valve can control described first cylinder and described second cylinder is pneumatic to the first gas cylinder hut direction along described second gas cylinder hut.
2. system according to claim 1, is characterized in that, described controller comprises at least one programmable logic controller (PLC) PLC; Described controller is for controlling the opening and closing of described first pneumatic operated valve and the second pneumatic operated valve, the opening and closing of the first oxygen supply valve and the second oxygen supply valve and described first gas cylinder hut and the second gas cylinder hut oxygen purity in the closed state, pressure and closed duration.
3. system according to claim 1, is characterized in that, described first oxygen supply valve and/or the second oxygen supply valve are threeway two oxygen supply valves.
4. system according to claim 1, is characterized in that, described first filtration members and/or described second filtration members, and comprising can the screen pack of particle and/or charcoal absorption film in filtering gas.
5. system according to claim 1, it is characterized in that, described terminal also comprises: gas detecting element, and described gas detecting element is electrically connected with described controller, sends the data detected to described controller for the oxygen content that detects in outside air.
6. the system according to any one of claim 1 to 5, is characterized in that, described source of oxygen is oxygenerator; Described oxygenerator comprises: air compressor machine, cooler, oil water separator, the first air reservoir, high-efficiency degreasing device, cooling driers, filter, fine filter, superfinishing filter, the second air reservoir, active carbon adsorber, multitower oxygen main frame, oxygen surge tank, oxygen supercharger and oxygen booster jar; Wherein, the compressed air of described air compressor machine output, is cooled to below predetermined temperature value through described cooler, to be then separated by the sewage in described compressed air through described oil water separator and to discharge, afterwards, described compressed air enters described first air reservoir and cushions; Compressed air in described first air reservoir enters to be sent into after described cooling driers carries out gas cooling after described high-efficiency degreasing device carries out water-oil separating again, carry out profit interception and absorption through described filter, fine filter, superfinishing filter successively again, described compressed air enters described second air reservoir and carries out temperature and pressure buffering subsequently; The compressed air of described second air reservoir is after described active carbon adsorber purified treatment, enter described multitower oxygen main frame and carry out oxygen separation, isolated oxygen enters the supercharging of oxygen supercharger via described oxygen surge tank, finally enters oxygen booster jar and stores.
7. a harmless bactericidal purifying oxygen replenishing method, is characterized in that, described method is performed by the harmless bactericidal purifying SOS described in any one of claim 1 to 6; Described method comprises:
Control described second pneumatic operated valve to open, make described first cylinder move to described first gas cylinder hut, described second cylinder moves to described filter chamber, and described first filtration members moves to described filter chamber, described second filtration members moves to described second gas cylinder hut, controls described second pneumatic operated valve and closes; Control described first oxygen supply valve to open and close, the oxygen of described source of oxygen is cleaned described first gas cylinder hut; Control described first gas cylinder hut to close under a predetermined when the oxygen purity of described first gas cylinder hut reaches predetermined oxygen purity value, and control described first gas cylinder hut and close duration and reach the scheduled time;
Described first gas cylinder hut under a predetermined close reach the scheduled time time, control described first pneumatic operated valve to open, described second cylinder is made to move to described second gas cylinder hut, described first cylinder moves to described filter chamber, described first filtration members moves to described first gas cylinder hut, described second filtration members moves to described filter chamber, controls described second pneumatic operated valve and closes; Control described second oxygen supply valve to open and close, the oxygen of described source of oxygen is cleaned described second gas cylinder hut; Control described second gas cylinder hut to close under described predetermined pressure when the oxygen purity of described second gas cylinder hut reaches described predetermined oxygen purity value, and control described second gas cylinder hut and close duration and reach the described scheduled time;
Described first gas cylinder hut close under described predetermined pressure reach the described scheduled time time, control described centrifugal blower and open, the oxygen in described first gas cylinder hut is by described filter chamber and export under the driving of described centrifugal blower; And, described second gas cylinder hut close under described predetermined pressure reach the described scheduled time time, control described centrifugal blower and open, the oxygen in described second gas cylinder hut is by described filter chamber and export under the driving of described centrifugal blower.
8. method according to claim 7, is characterized in that, described predetermined oxygen purity value is any number between 80%-100%; Described predetermined pressure meets: the pressure values produced in respective cylinder case is at 0.1 ~ 1MPa; The described scheduled time is any number between 1-30 hour.
9. the method according to claim 7 or 8, is characterized in that, described method also comprises:
Oxygen content in Real-Time Monitoring current room in air; When described oxygen content is lower than pre-configured setting value, then controls described filter sterilization portion and export oxygen to current room; When described oxygen content is not less than described setting value, then controls described filter sterilization portion and stop exporting oxygen.
10. the method according to claim 7 or 8, is characterized in that, described method also comprises:
According to the mean value of the volume of current room, galleryful and human body release of carbon dioxide, the carbon dioxide content of real-time measuring and calculating current room, when the carbon dioxide content of current room is higher than pre-configured setting value, control described filter sterilization portion to current room oxygen supply.
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| CN201610044719.4A CN105526650B (en) | 2016-01-22 | 2016-01-22 | Harmless sterilization, purification and oxygen supplementation system and method |
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