CN1075390C - Strong effect sterilizer for bed unit and its sterilization and treating method - Google Patents

Abstract

The present invention relates to a strong effect sterilizer for a bed unit and a sterilizing and treating method thereof, which is especially suitable for disinfection and sterilization of bed units of hospitals. The sterilizer is composed of an O3 generator, a pressurizing gas pump and a sterilizing gas bag with a ventilation nozzle. The principles of O3 broad-spectrum sterilization and pressurizing penetration of gas are used for causing the O3 gas with high concentration to penetrate the articles which are sterilized in the semi-enclosed sterilizing gas bag, and the sterilizing time is controlled by a time relay for 10 to 15 minutes. The semi-enclosed sterilizing gas bag is a disposable plastic film which can prevent cross infection. The present invention has the advantages of thorough sterilization, simple and convenient operation, safety and practicality, and is also suitable for sterilization of public facilities, such as sofas, seat cushions of automobiles, seat cushions of airplanes, etc.

Description

Strong effect sterilizer for bed unit and disinfection treatment method thereof

A kind of strong effect sterilizer for bed unit and disinfection treatment method thereof utilize O3 broad-spectrum bactericidal characteristic and supercharging penetration theory to manufacture and design and use, and are specially adapted to the sterilization of hospital bed unit, belong to the disinfecting apparatus technical field.

For a long time, the used bed of hospital ward, cotton-padded mattress, by felt, pillow core etc. are failed effectively to clean being used alternatingly, under the disinfectant situation, are easy to become the media of cross infection.Because these sheet positions can not directly wash with water, generally adopt exposure in sunshine, disinfection by ultraviolet light or electron sterilization lamp disinfectant method at present, have little effect, and are inoperative to hiding on the antibacterial of bedding, mattress, pillow core deep layer.Developed country adopts special equipment to carry out high temperature, high-pressure steam sterilization, and is aided with means thorough disinfection such as vacuum packaging, but owing to be subjected to the restriction of factors such as fund, place, is not suitable for the extensive use of China hospital.Through Indexing of Scien. and Tech. Literature, utilizing ozone O3 that bedding, medicated clothing etc. is carried out disinfection to sterilize at present both at home and abroad mainly contains open and two kinds of forms of totally enclosed type, open O3 percentage must be lower than pertinent regulations, be difficult to effective sterilizing, reach bactericidal effect well if will improve concentration, inevitable harmful, cause environmental pollution; The totally enclosed type sterilization method only depends on the molecular diffusion motion that the shallow table that is sterilized article is worked, and can not deeply be penetrated into the purpose that article inside reaches thorough disinfection effectively.

The object of the present invention is to provide a kind of brand-new strong effect sterilizer for bed unit, can carry out from the inside to surface thorough disinfection to the sheet position that comprises mattress, pillow core, bedding etc., reach safe and low consumption, economical and practical sterilization functions, and simple to operation.

For realizing such purpose, the present invention adopts ceramic creeping discharge formula O3 generation technique and air pump supercharging technology, utilize the supercharging penetration theory of O3 broad-spectrum sterilization and gas, high concentration O3 gas is penetrated in semi-enclosed square plastic sterilization air bag be sterilized article, make it obtain thorough disinfection.Concrete technical solution is as follows: sterilizer for bed unit mainly is made up of O3 generator, air boost pump, semi-enclosed plastics sterilization air bag three parts.The O3 generator can adopt ceramic creeping discharge formula, form generator integral body by O3 generation sealing drum and high-frequency drive module, booster pump adopts homemade plunger type or spiral vortex type air boost pump, the outlet nozzle of booster pump connects rustless steel O3 sealing drum takes place, sealing drum takes place and is controlled by high frequency driver in O3, its outlet connects the ventilation mouth of sterilization air bag by airway, the sterilization air bag is the square plastic thin film, the ventilation mouth is housed on it, wrap article such as bedding to be sterilized, pillow core, mattress in use, become semi-enclosed sterilization air bag.

The supercharging air pump to the sterilization airbag aeration, makes O3 gas penetrate the sheet position that is sterilized from top to bottom by airway under certain pressure the O3 gas pressurized, controls disinfecting time 10-15 minute by electrotimer.The pressure value is relevant with thickness, the density of texture of article to be sterilized, and it is fixed to come according to different article to be sterilized, the high point of the pressure that density is high, but the sparse pressure low spot of structure, and general value is 0.01-0.03MPa.

For being more readily understood technical solution of the present invention, be described in further detail below in conjunction with accompanying drawing.

Accompanying drawing 1 is the annexation sketch map of each ingredient of the present invention.

Among the figure, the outlet nozzle of supercharging air pump 1 connects the arrival end that sealing drum 2 takes place O3, and the disinfector panel connector is received in the outlet side of O3 generation sealing drum 2, connects the ventilation mouth of semi-enclosed sterilization air bag by external plastic cement airway 3; Control circuit adopts 220 alternating currents and 5V unidirectional current, and design has power supply indicator 4 and O3 relay indicating light 5 in the circuit, and the input of high frequency driver 6 connects electrotimer 7, and its outfan connects O3 sealing drum 2 takes place.

The sterilization air bag profile sketch map that accompanying drawing 2 adopts for the present invention.

Sterilization air bag 9 adopts the square plastic thin film to make, and a ventilation mouth 8 is housed, and connects the O3 generator output end by plastic cement airway 3.

It is fixed that the size of sterilization air bag 9 can be come according to sheet position size to be sterilized, the general long 2.5-2.8m that is, and wide is 1.5-1.8m.As the sheet position is special size, and then this film dimensions also can be adjusted thereupon.During use, supercharging air pump 1 sucks pressurization with air, injects O3 sealing drum 2 takes place, and by airway 3 the O3 gas that pressurizes in the tube is injected semi-enclosed sterilization air bag 9 then, by electrotimer control disinfecting time.

Fig. 3 is a disinfection treatment method sketch map of the present invention.

Among the figure, sealing drum takes place for supercharging air pump of the present invention, O3 and the control circuit parts are installed in the O3 disinfector casing 10, and cabinet panel is received in the outlet side of O3 generation sealing drum, connects the ventilation mouth 8 of sterilization air bags 9 by plastic cement airway 3.

Disinfection treatment method provided by the invention is: the square plastic thin film air bag 9 of promptly sterilizing that the ventilation mouth will be housed covers on the sheet position 11 to be sterilized, wrap into article such as needing disinfectant bedding, pillow core, mattress in the thin film together, and be pressed in thin film four limits under the mattress respectively, every limit is pressed into 15-20cm approximately, forms semi-enclosed sterilization air bag 9; An outfan of receiving O3 disinfector casing 10 panels with plastic cement airway 3, receive on the ventilation mouth 8 of sterilization air bag 9 other end, pressing on and off switch starts working, this moment, panel power supply indicator and O3 display lamp were bright, air bag is inflated gradually, O3 gas penetrates sheet to be sterilized position 11 from top to bottom under certain pressure, by 15 minutes autostops of predefined time service, panel O3 display lamp extinguishes this process by electrotimer in the O3 generator; The powered-down switch is pulled up attaching plug and plastic cement airway 3, and disinfection finishes, and power supply indicator extinguishes; Do closed sterilization air bag 9 and maintain the original state motionlessly, open and use again after about 15 minutes.

O3 generator among the present invention is to be used for producing high concentration O3 gas, given play to intensive killing action to concealing the various antibacterials, virus, fungus and the acarid that grow in the sheet position, can adopt the common practice of domestic market, select the high-frequency and high-voltage drive circuit for use, with 555 chips as vibration source, the wave of oscillation that produces 30Khz is through amplifying, promote the final alternation high pressure that produces 3,001 hectovolts of high frequency transformer, then this high frequency is delivered to flat pottery and along face O3 sealing drum is taken place, sheet employing model takes place O3 wherein is the homemade generation sheet of Z-1000.Electrotimer adopts homemade ST3P-C type electrotimer, and the control time was adjustable 10-15 minute scope, makes fully kill bacteria virus of O3.After closing disinfector, the sterilization air bag must maintain the original state motionless, opens and uses after about 15 minutes.Use as still there being the patient, can allow air bag continue to cover on the bed unit, treat that the time spent opens again, in case pollute once more.The sterilization air bag adopts the disposable articles for use that make, reuse and easily cause O3 to leak or cross infection, with after must focus on.

Supercharging air pump of the present invention can adopt homemade plunger type or spiral vortex type air boost pump, and as the ACO-130 air pump that produce in Guangdong, driver adopts the SH-1000 driver module.

The present invention is with in the air pump supercharging technology bed unit sterilization air bag that the O3 input of specified quantitative is special-purpose, utilize O3 broad-spectrum bactericidal penetration theory, all article that O3 gas penetrated be sterilized, make its thorough disinfection, and the time is short, effect is good, through preliminary clinical trial, the effective percentage that all kinds of pathogenic bacterias are killed reaches more than 90%; Owing to sterilize in the air bag in sterilization, do not influence other staff and other berths on every side, sterilization thoroughly, use easy and simple to handle, no side effects behind the O3 sterilisation reducing, nothing is left over residual matter; Semi-enclosed air bag adopts disposable plastic sheeting, can not cause cross infection.The present invention is not only applicable to the bed unit sterilization of hospital ward or hotels and restaurants, also is applicable to the sterilization of communal facilitys such as sofa, seat cushions, aircraft seat cushion, and application prospect is very wide.

Claims (3)

1, a kind of strong effect sterilizer for bed unit, comprise O3 generator, supercharging air pump and sterilization air bag, the outlet nozzle that it is characterized in that supercharging air pump (1) connects the arrival end that sealing drum (2) takes place O3, the ventilation mouth (8) of the outlet side of sealing drum (2) by plastic cement airway (3) the semi-enclosed sterilization air bag of connection (9) takes place in O3, the input of circuit medium-high frequency driver (6) connects electrotimer (7), and its outfan connects O3 sealing drum (2) takes place.

2, a kind of disinfection treatment method as the said strong effect sterilizer for bed unit of claim 1, it is characterized in that the square plastic thin film that ventilation mouth (8) will be housed covers on the sheet position (11) to be sterilized, needing the disinfectant article to wrap in the thin film together, and thin film four limits are pressed in respectively under the mattress, form semi-enclosed sterilization air bag (9); With an outfan of receiving O3 disinfector (10) of plastic cement airway (3), receive on the ventilation mouth (8) of sterilization air bag (9) other end; Supercharging air pump (1) is pressurized to 0.01-0.03MPa with O3; charge into semi-enclosed sterilization air bag (9) through airway (3); make air bag inflate back O3 gas gradually and penetrate sheet to be sterilized position (11) from top to bottom; autostop after 10-15 minute; sterilization air bag (9) maintains the original state motionless, opens and uses after about 15 minutes again.

3, a kind of as the said strong effect sterilizer for bed unit of claim 1, it is characterized in that the O3 generator adopts ceramic creeping discharge formula, semi-enclosed sterilization air bag (9) is disposable square plastic thin film.

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