CN108404172B - Case appearance integration vaporization hydrogen peroxide degassing unit - Google Patents
Case appearance integration vaporization hydrogen peroxide degassing unit Download PDFInfo
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- CN108404172B CN108404172B CN201810317168.3A CN201810317168A CN108404172B CN 108404172 B CN108404172 B CN 108404172B CN 201810317168 A CN201810317168 A CN 201810317168A CN 108404172 B CN108404172 B CN 108404172B
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L2/00—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor
- A61L2/16—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor using chemical substances
- A61L2/20—Gaseous substances, e.g. vapours
- A61L2/208—Hydrogen peroxide
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L2/00—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor
- A61L2/26—Accessories or devices or components used for biocidal treatment
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L2202/00—Aspects relating to methods or apparatus for disinfecting or sterilising materials or objects
- A61L2202/10—Apparatus features
- A61L2202/13—Biocide decomposition means, e.g. catalysts, sorbents
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L2202/00—Aspects relating to methods or apparatus for disinfecting or sterilising materials or objects
- A61L2202/10—Apparatus features
- A61L2202/16—Mobile applications, e.g. portable devices, trailers, devices mounted on vehicles
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L2202/00—Aspects relating to methods or apparatus for disinfecting or sterilising materials or objects
- A61L2202/20—Targets to be treated
- A61L2202/25—Rooms in buildings, passenger compartments
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- Health & Medical Sciences (AREA)
- Epidemiology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Apparatus For Disinfection Or Sterilisation (AREA)
Abstract
The invention discloses a box instrument integrated vaporization hydrogen peroxide disinfection device, which comprises a box body and a wireless control panel, wherein a dehumidification module, a hydrogen peroxide vapor absorber, a three-way electromagnetic valve A, a three-way electromagnetic valve B, a circulating outlet, a hydrogen peroxide vapor absorber, a first electromagnetic valve, a second electromagnetic valve, a static pressure cavity, a hydrogen peroxide flash evaporation vaporizer, a circulating fan, a circulating inlet, a hydrogen peroxide solution filling pump, a hydrogen peroxide solution bottle, a liquid level switch, a control panel, a humidity sensor and a hydrogen peroxide concentration sensor are arranged in the box body. The invention designs and integrates all parts of the vaporized hydrogen peroxide sterilizing device into one draw-bar box or transport box, is convenient to carry or transport, can be rapidly deployed to a destination and rapidly unfolded to implement sterilizing operation, and mainly aims at medium and small spaces and equipment such as a biosafety cabinet, a transfer window, an isolator, a small cabin and the like.
Description
Technical Field
The invention relates to a sterilizing device, in particular to a box and instrument integrated vaporized hydrogen peroxide sterilizing device.
Background
In the fields of biosafety laboratories or biopharmaceuticals, vaporized hydrogen peroxide is often used to disinfect the surfaces of objects within the interior spaces of facilities and equipment such as laboratories, workshops, biosafety cabinets, transfer windows, isolators, and the like. The existing vaporized hydrogen peroxide sterilizing devices are mobile devices with universal wheels, and can well meet the internal application of laboratories, pharmaceutical factories and other units. However, when the disinfection operation is carried out for some units which need to be carried out in an external cooperation way, the problems of large volume, difficult carrying, difficult transportation and the like of the existing disinfection device are exposed for some units which provide disinfection service.
Disclosure of Invention
The invention aims to overcome the defects in the prior art, and provides a box instrument integrated vaporized hydrogen peroxide sterilizing device, which is characterized in that all parts of the vaporized hydrogen peroxide sterilizing device are designed and integrated in a draw-bar box or a transport box, so that the vaporized hydrogen peroxide sterilizing device is convenient to carry or transport, can be rapidly deployed to a destination and rapidly expanded to implement sterilizing operation, and mainly aims at medium and small spaces and equipment such as a biosafety cabinet, a transfer window, an isolator, a small cabin and the like.
The aim of the invention is achieved by the following technical scheme.
The invention relates to a box-instrument integrated vaporized hydrogen peroxide sterilizing device, which comprises a box body and a wireless control panel, wherein a dehumidification module and a hydrogen peroxide vapor absorber are arranged in the box body,
the air outlets of the dehumidification module and the hydrogen peroxide vapor absorber are respectively connected with an air inlet a and an air inlet B of the three-way electromagnetic valve A, an air outlet c of the three-way electromagnetic valve A is connected with an air inlet a of the three-way electromagnetic valve B, and an air outlet c of the three-way electromagnetic valve B is connected with a circulating outlet;
the air inlets of the dehumidification module and the hydrogen peroxide vapor absorber are respectively connected with a first electromagnetic valve and a second electromagnetic valve, the first electromagnetic valve and the second electromagnetic valve are communicated with the air outlet of the static pressure cavity, and the air outlet of the static pressure cavity is communicated with the air inlet B of the three-way electromagnetic valve B; the static pressure cavity cover is arranged at the top of the hydrogen peroxide flash evaporation vaporizer, the static pressure cavity is connected with an air outlet of the circulating fan, an air inlet of the circulating fan is connected with a circulating inlet, and a micro-differential pressure switch is connected between the air inlet and the air outlet of the circulating fan; the hydrogen peroxide flash evaporation vaporizer is connected with a hydrogen peroxide solution filling pump, the hydrogen peroxide solution filling pump is connected with a hydrogen peroxide solution bottle, and the hydrogen peroxide solution bottle is provided with a liquid level switch;
the three-way electromagnetic valve A, the three-way electromagnetic valve B, the first electromagnetic valve and the second electromagnetic valve are controlled by a control panel, the micro differential pressure switch, the circulating fan, the hydrogen peroxide solution filling pump and the liquid level switch are all connected with the control panel, and the control panel is connected with a humidity sensor and a hydrogen peroxide concentration sensor.
The circulating outlet, the circulating inlet and the control panel are integrated on the panel inside the box body, and the opening of the hydrogen peroxide solution bottle is arranged on the panel inside the box body; the humidity sensor and the hydrogen peroxide concentration sensor are arranged outside the box body.
The air outlet of the static pressure cavity is provided with a tee joint, an air inlet c port of the tee joint is connected with the air outlet of the static pressure cavity, an air outlet a port of the tee joint is connected with an air inlet B port of the three-way electromagnetic valve B, and an air outlet B port of the tee joint is respectively connected with air inlets of the first electromagnetic valve and the second electromagnetic valve.
The hydrogen peroxide flash evaporator comprises a flash evaporation outer cavity internally provided with heating oil, a flash evaporator upper cover is arranged at the top of the flash evaporation outer cavity, a hydrogen peroxide steam outlet is arranged at the top of the flash evaporator upper cover, a flash evaporation inner cavity is arranged between the flash evaporation outer cavity and the flash evaporator upper cover, the flash evaporation inner cavity is nested in the flash evaporation outer cavity, and the flash evaporation inner cavity, the flash evaporator upper cover and the hydrogen peroxide steam outlet are all communicated;
the inner side of the bottom of the flash evaporation cavity is provided with a reticular vaporization plate, the flash evaporation cavity is internally provided with a spiral injection pipe, one end of the spiral injection pipe is connected with an atomization nozzle positioned at the upper end of the reticular vaporization plate, the other end of the spiral injection pipe is connected with a hydrogen peroxide solution filling pipe, and the hydrogen peroxide solution filling pipe passes through an upper cover of the flash evaporator and a hydrogen peroxide steam outlet to be connected with a hydrogen peroxide solution filling pump;
the inner side of the bottom of the flash evaporation outer cavity is provided with an electric heating rod, the electric heating rod is connected with a control panel through a connector, and the bottom of the flash evaporation outer cavity is provided with a base and a temperature switch connected with the control panel.
Adopts an external disinfection mode and an internal disinfection mode:
for an external disinfection mode, the box body is arranged outside the equipment to be disinfected, the circulation outlet and the circulation inlet are respectively connected with the equipment to be disinfected through an air supply pipeline and an air return pipeline, the humidity sensor and the hydrogen peroxide concentration sensor are both arranged in the equipment to be disinfected, and a user directly monitors the working state through the control panel;
for the built-in disinfection mode, the box body, the humidity sensor and the hydrogen peroxide concentration sensor are all arranged in the space to be disinfected, the circulation outlet is connected with the hydrogen peroxide vapor diffuser, the circulation inlet is kept open, and a user monitors the working state through a wireless control panel outside the space to be disinfected.
Compared with the prior art, the technical scheme of the invention has the following beneficial effects:
(1) The invention integrates main functional components into a box body, and can realize three steps of dehumidification, vaporization, fumigation and residue removal in the disinfection process.
(2) The invention also designs a fault judging mode: the micro differential pressure switch detects the differential pressure at two ends of the circulating fan in real time, and when the circulating fan works, if the micro differential pressure switch is lower than a set value, the control panel judges that the circulating fan is faulty and displays prompt information; the liquid level switch detects the liquid level at the bottom of the hydrogen peroxide solution bottle in real time, if the liquid level is lower than the liquid level detected by the liquid level switch, the control panel judges that the liquid level of the hydrogen peroxide solution bottle is too low, and prompt information is displayed; the temperature switch is used for monitoring the temperature of heating oil in the hydrogen peroxide flash evaporation vaporizer, when the temperature is higher than an action value, the temperature switch acts, the control panel judges that the temperature of the hydrogen peroxide flash evaporation vaporizer is too high, and prompt information is displayed.
(3) The invention has two working modes aiming at different spaces to be disinfected, one is an external disinfection mode aiming at small equipment spaces such as a biosafety cabinet, an isolator, a transmission window and the like, and the other is an internal disinfection mode aiming at medium-sized cabin spaces such as vehicles, tents, laboratory buffer rooms and the like, and the application range is wide.
Drawings
FIG. 1 is a schematic diagram of the internal principle of the integrated vaporized hydrogen peroxide sterilizing device of the present invention;
FIG. 2 is a block diagram of a hydrogen peroxide flash vaporizer in accordance with the present invention;
FIG. 3 is a schematic view of the present invention in an external sterilization mode for small equipment spaces;
fig. 4 is a schematic view of the present invention for a built-in disinfection mode of a medium cabin space.
Reference numerals:
100 boxes; 101 a circulation outlet; 102 a dehumidification module; 103 a first solenoid valve; 104 three-way electromagnetic valve A;105 a hydrogen peroxide vapor absorber; 106 a second solenoid valve; 107 three-way solenoid valve B;108 tee joint; 109 hydrostatic chamber; 110 hydrogen peroxide flash vaporizer; a 111 circulation fan; 112 micro differential pressure switch; 113 a recycle inlet; 114 a hydrogen peroxide solution filling pump; 115 hydrogen peroxide solution bottles; 116 a liquid level switch; 117 control panel; 118 a wireless control panel; 119 humidity sensor; a 120 hydrogen peroxide concentration sensor;
1101 hydrogen peroxide vapor outlet; 1102 a hydrogen peroxide solution fill tube; 1103 seal ring; 1104 flash vessel upper cover; 1105 flashing the outer chamber; 1106 spiral jet tube; 1107 flash lumen; 1108 mesh vaporization plate; 1109 atomizer; 1110 an electrical heating rod; 1111 heating oil; 1112 a base; 1113 temperature switch; 1114 connector; 301 a device to be sterilised; 302 an air supply pipeline; 303 return air duct; 401 a space to be disinfected; 402 hydrogen peroxide vapor homogenizer.
Detailed Description
The invention is further described below with reference to the accompanying drawings.
As shown in fig. 1, the integrated vaporized hydrogen peroxide sterilizing apparatus for a tank of the present invention comprises a tank 100 and a wireless control panel 118, wherein a dehumidification module 102 and a hydrogen peroxide vapor absorber 105 are arranged in the tank 100. The air outlets of the dehumidification module 102 and the hydrogen peroxide vapor absorber 105 are respectively connected with an air inlet a and an air inlet B of the three-way electromagnetic valve A104, an air outlet c of the three-way electromagnetic valve A104 is connected with an air inlet a of the three-way electromagnetic valve B107, and an air outlet c of the three-way electromagnetic valve B107 is connected with the circulating outlet 101. Wherein, inlet a and inlet b of three-way solenoid valve A104 are in L position, inlet a and outlet c are in straight line position.
The air inlets of the dehumidification module 102 and the hydrogen peroxide vapor absorber 105 are respectively connected with a first electromagnetic valve 103 and a second electromagnetic valve 106, the first electromagnetic valve 103 and the second electromagnetic valve 106 are communicated with the air outlet of the static pressure cavity 109, and the air outlet of the static pressure cavity 109 is communicated with the air inlet B of the three-way electromagnetic valve B107. The static pressure cavity 109 is covered on the top of the hydrogen peroxide flash evaporator 110, the static pressure cavity 109 is connected with an air outlet of the circulating fan 111, an air inlet of the circulating fan 111 is connected with a circulating inlet 113, and a micro-differential pressure switch 112 is connected between the air inlet and the air outlet of the circulating fan 111. The hydrogen peroxide flash vaporizer 110 is connected with a hydrogen peroxide solution filling pump 114, the hydrogen peroxide solution filling pump 114 is connected with a hydrogen peroxide solution bottle 115, and the hydrogen peroxide solution bottle 115 is provided with a liquid level switch 116.
The three-way electromagnetic valve A104, the three-way electromagnetic valve B107, the first electromagnetic valve 103 and the second electromagnetic valve 106 are controlled by a control panel 117, the micro differential pressure switch 112, the circulating fan 111, the hydrogen peroxide solution filling pump 114 and the liquid level switch 116 are all connected with the control panel 117, and the control panel 117 is connected with a humidity sensor 119 and a hydrogen peroxide concentration sensor 120.
In the above-mentioned case and instrument integrated vaporized hydrogen peroxide sterilizing apparatus, the circulation outlet 101, the circulation inlet 113 and the control panel 117 are integrated on the inner panel of the case 100, and the hydrogen peroxide solution bottle 115 is provided on the inner panel of the case 100. The humidity sensor 119 and the hydrogen peroxide concentration sensor 120 are provided outside the case 100.
In the integrated vaporized hydrogen peroxide sterilizing device for a tank, an air outlet of the static pressure cavity 109 is provided with a tee joint 108, an air inlet c of the tee joint 108 is connected with an air outlet of the static pressure cavity 109, an air outlet a of the tee joint 108 is connected with an air inlet B of a tee joint electromagnetic valve B107, and an air outlet B of the tee joint 108 is respectively connected with air inlets of the first electromagnetic valve 103 and the second electromagnetic valve 106. Wherein, the outlet a and outlet b of the tee joint 108 are in straight line positions, and the outlet a and inlet c are in L positions.
As shown in fig. 2, the hydrogen peroxide flash vaporizer 110 includes a flash vaporization outer cavity 1105 with heating oil 1111 inside, a flash vaporizer upper cover 1104 is provided at the top of the flash vaporization outer cavity 1105, a hydrogen peroxide vapor outlet 1101 is provided at the top of the flash vaporizer upper cover 1104, a flash vaporization inner cavity 1107 is provided between the flash vaporization outer cavity 1105 and the flash vaporizer upper cover 1104, and the flash vaporization inner cavity 1107 is nested inside the flash vaporization outer cavity 1105, and the flash vaporization inner cavity 1105, the flash vaporizer upper cover 1104 and the hydrogen peroxide vapor outlet 1101 are all communicated. The outer flash cavity 1105 and the inner flash cavity 1107 are sealed by a sealing ring 1103, the inner flash cavity 1107 and the upper flash evaporator cover 1104 are sealed by the sealing ring 1103, and the upper flash evaporator cover 1104 and the hydrogen peroxide steam outlet 1101 are sealed by the sealing ring 1103. The inner side of the bottom of the flash evaporation cavity 1107 is provided with a net-shaped vaporization plate 1108, the inside of the flash evaporation cavity 1107 is provided with a spiral injection pipe 1106, one end of the spiral injection pipe 1106 is connected with an atomizing nozzle 1109 positioned at the upper end of the net-shaped vaporization plate 1108, the other end of the spiral injection pipe 1106 is connected with a hydrogen peroxide solution filling pipe 1102, and the hydrogen peroxide solution filling pipe 1102 passes through a flash evaporator upper cover 1104 and a hydrogen peroxide vapor outlet 1101 to be connected with a hydrogen peroxide solution filling pump 114. An electric heating rod 1110 is arranged on the inner side of the bottom of the flash evaporation outer cavity 1105, the electric heating rod 1110 is connected with the control panel 117 through a connector 1114, and a base 1112 and a temperature switch 1113 connected with the control panel 117 are arranged on the bottom of the flash evaporation outer cavity 1105.
The hydrogen peroxide flash vaporizer 110 employs an oil-thermal approach, with an electrically heated rod 1110 heating the heated oil 1111 in the flash outer chamber 1105 and conducting heat to the flash inner chamber 1107 and the mesh vaporization plate 1108 therein. The hydrogen peroxide solution flowing through the hydrogen peroxide solution filling pipe 1102 is sprayed onto the mesh vaporizing disc 1108 through the spiral spraying pipe 1106 and the atomizing nozzle 1109 and is instantaneously heated to a vaporized state, and vaporized hydrogen peroxide overflows the hydrogen peroxide flash vaporizer 110 through the hydrogen peroxide vapor outlet 1101 and enters the static pressure cavity 109.
The box instrument integrated vaporization hydrogen peroxide sterilizing device integrates main functional components into one box body 100, and realizes three steps of dehumidification, vaporization, fumigation and residue removal in the sterilizing process.
In the dehumidification step, the first electromagnetic valve 103 is opened, the second electromagnetic valve 106 is closed, the three-way electromagnetic valve A104 is in a straight-through position, the three-way electromagnetic valve B107 is in a straight-through position, the circulating fan 111 works, and air in the space to be disinfected is sequentially discharged back to the space to be disinfected after passing through the circulating inlet 113, the circulating fan 111, the static pressure cavity 109, the tee joint 108, the first electromagnetic valve 103, the dehumidification module 102, the three-way electromagnetic valve A104, the three-way electromagnetic valve B107 and the circulating outlet 101 under the driving of the circulating fan 111. The humidity sensor 119 monitors the relative humidity in the space to be disinfected in real time until the space relative humidity drops below 40%.
During the steps of vaporization and fumigation, the first electromagnetic valve 103 is closed, the second electromagnetic valve 106 is closed, the three-way electromagnetic valve B107 is in the lower L-way position, the hydrogen peroxide concentration sensor 120 monitors the hydrogen peroxide concentration in the space to be disinfected in real time, the hydrogen peroxide solution filling pump 114 and the hydrogen peroxide flash vaporizer 110 work, the hydrogen peroxide solution filling pump 114 fills the hydrogen peroxide solution in the hydrogen peroxide solution bottle 115 into the hydrogen peroxide flash vaporizer 110 and is flashed to form hydrogen peroxide vapor, the hydrogen peroxide vapor enters the static pressure cavity 109, the hydrogen peroxide vapor in the static pressure cavity 109 is sequentially driven by the circulating fan 111 to pass through the three-way electromagnetic valve B107 and the circulating outlet 101 and then is injected into the space to be disinfected, meanwhile, the air in the space to be disinfected is sucked into the circulating fan 111 through the circulating inlet 113 to form circulation until the hydrogen peroxide concentration in the space to be disinfected reaches a preset value (which can be set by a user through the control panel 117 or the wireless control panel 118), the accumulated fumigation disinfection time is started, and the hydrogen peroxide solution filling pump 114 and the hydrogen peroxide flash vaporizer 110 stop working. In this process, when the hydrogen peroxide concentration in the space to be sterilized falls to a certain proportion (e.g., 95% or is set by the user through the control panel 117 or the wireless control panel 118), the hydrogen peroxide solution filling pump 114 and the hydrogen peroxide flash vaporizer 110 start to operate until the hydrogen peroxide concentration in the space to be sterilized rises to a certain proportion (e.g., 105% or is set by the user through the control panel 117 or the wireless control panel 118) of the preset value, the hydrogen peroxide solution filling pump 114 and the hydrogen peroxide flash vaporizer 110 stop to operate again, and the cycle is repeated until the accumulated fumigation time reaches the preset value, and the residual removing step is performed.
When the residual removing step is performed, the first electromagnetic valve 103 is closed, the second electromagnetic valve 106 is opened, the three-way electromagnetic valve A104 is in a lower L-way position, the three-way electromagnetic valve B107 is in a straight-through position, the circulating fan 111 works, air in the space to be disinfected is sequentially discharged back to the space to be disinfected after passing through the circulating inlet 113, the circulating fan 111, the static pressure cavity 109, the three-way 108, the second electromagnetic valve 106, the hydrogen peroxide vapor absorber 105, the three-way electromagnetic valve A104, the three-way electromagnetic valve B107 and the circulating outlet 101 under the driving of the circulating fan 111, the hydrogen peroxide concentration sensor 120 monitors the hydrogen peroxide concentration in the space to be disinfected in real time until the hydrogen peroxide concentration in the space to be disinfected is reduced to be below the safe concentration of 0.1ppm, and the whole process is finished.
The invention also designs a fault judging mode. The micro differential pressure switch 112 detects the differential pressure at both ends of the circulating fan 111 in real time, and when the circulating fan 111 works, if the micro differential pressure switch 112 is lower than a set value, the control panel 117 determines that the circulating fan 111 is faulty and displays prompt information. The liquid level switch 116 detects the liquid level at the bottom of the hydrogen peroxide solution bottle 115 in real time, and if the liquid level of the hydrogen peroxide solution is lower than the liquid level detected by the liquid level switch 116, the control panel 117 determines that the liquid level of the hydrogen peroxide solution bottle 115 is too low, and a prompt message is displayed. The temperature switch 1113 at the bottom of the hydrogen peroxide flash vaporizer 110 is used for monitoring the temperature of the heating oil in the hydrogen peroxide flash vaporizer 110, and when the temperature is higher than the action value, the temperature switch 1113 is operated, and the control panel 117 determines that the temperature of the hydrogen peroxide flash vaporizer 110 is too high, so as to display prompt information.
The box and instrument integrated vaporized hydrogen peroxide sterilizing device has two working modes aiming at different spaces to be sterilized, one is an external sterilizing mode aiming at small equipment spaces such as a biosafety cabinet, an isolator, a transmission window and the like; the other is a built-in disinfection mode for medium-sized cabin spaces such as vehicles, tents, laboratory buffer rooms and the like.
External disinfection mode, as shown in fig. 3, the box 100 is placed outside the equipment 301 to be disinfected, the circulation outlet 101 and the circulation inlet 113 are respectively connected with the equipment 301 to be disinfected through an air supply pipeline 302 and a return air pipeline 303, the humidity sensor 119 and the hydrogen peroxide concentration sensor 120 are both placed in the equipment 301 to be disinfected, and a user can directly monitor the working state through the control panel 117.
In the built-in sterilization mode, as shown in fig. 4, the case 100, the humidity sensor 119 and the hydrogen peroxide concentration sensor 120 are all disposed inside the space 401 to be sterilized, the circulation outlet 101 is connected with the hydrogen peroxide vapor diffuser 402, the circulation inlet 113 is kept open, and a user can monitor the working state through the wireless control panel 118 outside the space 401 to be sterilized.
Although the function and operation of the present invention has been described above with reference to the accompanying drawings, the present invention is not limited to the above-described specific functions and operations, but the above-described specific embodiments are merely illustrative, not restrictive, and many forms can be made by those having ordinary skill in the art without departing from the spirit of the present invention and the scope of the appended claims, which are included in the protection of the present invention.
Claims (5)
1. The integrated vaporized hydrogen peroxide sterilizing device comprises a box body (100) and a wireless control panel (118), and is characterized in that a dehumidification module (102) and a hydrogen peroxide vapor absorber (105) are arranged in the box body,
the air outlets of the dehumidification module (102) and the hydrogen peroxide vapor absorber (105) are respectively connected with an air inlet a and an air inlet B of the three-way electromagnetic valve A (104), an air outlet c of the three-way electromagnetic valve A (104) is connected with an air inlet a of the three-way electromagnetic valve B (107), and an air outlet c of the three-way electromagnetic valve B (107) is connected with the circulating outlet (101);
the air inlets of the dehumidification module (102) and the hydrogen peroxide vapor absorber (105) are respectively connected with a first electromagnetic valve (103) and a second electromagnetic valve (106), the first electromagnetic valve (103) and the second electromagnetic valve (106) are communicated with the air outlet of the static pressure cavity (109), and the air outlet of the static pressure cavity (109) is communicated with the air inlet B of the three-way electromagnetic valve B (107); the static pressure cavity (109) is covered on the top of the hydrogen peroxide flash evaporation vaporizer (110), the static pressure cavity (109) is connected with an air outlet of the circulating fan (111), an air inlet of the circulating fan (111) is connected with a circulating inlet (113), and a micro differential pressure switch (112) is connected between the air inlet and the air outlet of the circulating fan (111); the hydrogen peroxide flash evaporation vaporizer (110) is connected with a hydrogen peroxide solution filling pump (114), the hydrogen peroxide solution filling pump (114) is connected with a hydrogen peroxide solution bottle (115), and the hydrogen peroxide solution bottle (115) is provided with a liquid level switch (116);
the three-way electromagnetic valve A (104), the three-way electromagnetic valve B (107), the first electromagnetic valve (103) and the second electromagnetic valve (106) are controlled by a control panel (117), the micro-differential pressure switch (112), the circulating fan (111), the hydrogen peroxide solution filling pump (114) and the liquid level switch (116) are all connected with the control panel (117), and the control panel (117) is connected with a humidity sensor (119) and a hydrogen peroxide concentration sensor (120);
the disinfection process comprises three steps of dehumidification, vaporization, fumigation and residue removal.
2. The integrated vaporized hydrogen peroxide sterilizing apparatus according to claim 1, wherein the circulation outlet (101), the circulation inlet (113) and the control panel (117) are integrated on an inner panel of the case (100), and the hydrogen peroxide solution bottle (115) is provided with a bottle mouth on the inner panel of the case (100); the humidity sensor (119) and the hydrogen peroxide concentration sensor (120) are arranged outside the box body (100).
3. The integrated vaporized hydrogen peroxide sterilizing device according to claim 1, wherein the air outlet of the static pressure cavity (109) is provided with a tee joint (108), an air inlet c port of the tee joint (108) is connected with the air outlet of the static pressure cavity (109), an air outlet a port of the tee joint (108) is connected with an air inlet B port of a tee joint electromagnetic valve B (107), and an air outlet B port of the tee joint (108) is connected with air inlets of a first electromagnetic valve (103) and a second electromagnetic valve (106) respectively.
4. The integrated vaporized hydrogen peroxide sterilizing device according to claim 1, wherein the hydrogen peroxide flash vaporizer (110) comprises a flash evaporation outer cavity (1105) internally provided with heating oil (1111), a flash evaporator upper cover (1104) is arranged at the top of the flash evaporation outer cavity (1105), a hydrogen peroxide vapor outlet (1101) is arranged at the top of the flash evaporator upper cover (1104), a flash evaporation inner cavity (1107) is arranged between the flash evaporation outer cavity (1105) and the flash evaporator upper cover (1104), the flash evaporation inner cavity (1107) is nested in the flash evaporation outer cavity (1105), and the flash evaporation inner cavity (1107), the flash evaporator upper cover (1104) and the hydrogen peroxide vapor outlet (1101) are all communicated;
a netlike vaporization disc (1108) is arranged at the inner side of the bottom of the flash evaporation cavity (1107), a spiral injection pipe (1106) is arranged in the flash evaporation cavity (1107), one end of the spiral injection pipe (1106) is connected with an atomizing nozzle (1109) positioned at the upper end of the netlike vaporization disc (1108), the other end of the spiral injection pipe is connected with a hydrogen peroxide solution filling pipe (1102), and the hydrogen peroxide solution filling pipe (1102) passes through a flash evaporator upper cover (1104) and a hydrogen peroxide steam outlet (1101) to be connected with a hydrogen peroxide solution filling pump (114);
the inner side of the bottom of the flash evaporation outer cavity (1105) is provided with an electric heating rod (1110), the electric heating rod (1110) is connected with the control panel (117) through a connector (1114), and the bottom of the flash evaporation outer cavity (1105) is provided with a base (1112) and a temperature switch (1113) connected with the control panel (117).
5. The integrated vaporized hydrogen peroxide sterilizing apparatus according to claim 1, wherein an external sterilizing mode and an internal sterilizing mode are adopted:
for an external disinfection mode, the box body (100) is arranged outside the equipment (301) to be disinfected, the circulation outlet (101) and the circulation inlet (113) are respectively connected with the equipment (301) to be disinfected through an air supply pipeline (302) and an air return pipeline (303), the humidity sensor (119) and the hydrogen peroxide concentration sensor (120) are both arranged in the equipment (301) to be disinfected, and a user directly monitors the working state through the control panel (117);
for the built-in disinfection mode, the box body (100), the humidity sensor (119) and the hydrogen peroxide concentration sensor (120) are all arranged in a space (401) to be disinfected, the circulation outlet (101) is connected with the hydrogen peroxide vapor diffuser (402), the circulation inlet (113) is kept open, and a user monitors the working state through a wireless control panel (118) outside the space (401) to be disinfected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810317168.3A CN108404172B (en) | 2018-04-10 | 2018-04-10 | Case appearance integration vaporization hydrogen peroxide degassing unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810317168.3A CN108404172B (en) | 2018-04-10 | 2018-04-10 | Case appearance integration vaporization hydrogen peroxide degassing unit |
Publications (2)
| Publication Number | Publication Date |
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| CN108404172A CN108404172A (en) | 2018-08-17 |
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| CN109550180A (en) * | 2018-12-07 | 2019-04-02 | 北京欣迪康泰科技有限公司 | A kind of method of G class chemical poison in elimination enclosed environment |
| CN110448711B (en) * | 2019-08-20 | 2020-06-02 | 北京戴纳实验科技有限公司 | Laboratory sterilization system and sterilization method thereof |
| CN110448703A (en) * | 2019-09-18 | 2019-11-15 | 英诺维尔智能科技（苏州）有限公司 | A kind of double mode binary channels sterilization method and its device |
| CN111500446A (en) * | 2020-04-23 | 2020-08-07 | 冰山松洋生物科技(大连)有限公司 | Biological safety cabinet and CO2Integrated fertilized egg preparation equipment of incubator |
| CN111530653B (en) * | 2020-05-14 | 2024-09-06 | 安徽伽马莱恩机器人有限公司 | Atomizing sprinkler for disinfection robot |
| CN212973657U (en) * | 2020-06-24 | 2021-04-16 | 首都医科大学附属北京世纪坛医院 | Tent type vaporized hydrogen peroxide sterilization and disinfection device |
| CN112429188B (en) * | 2020-11-06 | 2022-07-26 | 江南造船(集团)有限责任公司 | Laboratory for controlling positive air pressure and negative air pressure states of ship cabin |
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