CN213666996U - Medical mask disinfection device - Google Patents
Medical mask disinfection device Download PDFInfo
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- CN213666996U CN213666996U CN202021290172.4U CN202021290172U CN213666996U CN 213666996 U CN213666996 U CN 213666996U CN 202021290172 U CN202021290172 U CN 202021290172U CN 213666996 U CN213666996 U CN 213666996U
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Abstract
The utility model discloses a medical gauze mask degassing unit aims at solving the gauze mask and needs longer time to remain the germicide after ethylene oxide sterilization treatment and resolve, causes the not enough of gauze mask production efficiency low. The utility model discloses an including the sterilization case, can with the gauze mask sterilization transfer chain of gauze mask production line butt joint, gauze mask sterilization transfer chain runs through the sterilization case, and the sterilization case falls into in proper order and preheats chamber, sterilization chamber, analytic chamber, preheats the gauze mask that the chamber sent into, and the vaporization hydrogen peroxide sterilization subassembly that is used for going on sterilizing the gauze mask is connected in the sterilization chamber, and analytic chamber is connected and is used for extracting the analytic subassembly of bleeding that residual hydrogen peroxide carried out the decomposition in the sterilization case. The medical mask disinfection device can be used for sterilizing in the production process, the residual concentration of a sterilizing agent after sterilization is low, and the medical mask disinfection device can be put on the market quickly.
Description
Technical Field
The utility model relates to a mask disinfection technology, more specifically say, it relates to a medical mask degassing unit.
Background
The medical mask on the market at present is generally sterilized by adopting an ethylene oxide sterilization mode, and ethylene oxide has very strong toxicity and certain carcinogenicity. The ethylene oxide is used for disinfection and sterilization, and must be analyzed to ensure that the residual amount of the ethylene oxide can be used after reaching the standard, and the residual amount of the ethylene oxide of the medical mask is not more than 10ug/g in national standard GB19083-2010 medical protective mask technical requirement and industry standard YY/T0969-2013 disposable medical mask. The medical mask is generally analyzed in a natural volatilization mode, a forced ventilation mode and the like after ethylene oxide is sterilized, so that residual ethylene oxide is released, the standard of safe content is achieved, the analysis time is long, the residual ethylene oxide can be released generally after being placed for more than 14 days, and the production efficiency of the mask is influenced.
SUMMERY OF THE UTILITY MODEL
The invention overcomes the defect that the mask production efficiency is low because the mask needs longer time for residual sterilizing agent analysis after ethylene oxide sterilization treatment, and provides a medical mask disinfection device and a method.
In order to solve the technical problem, the utility model discloses a following technical scheme: the utility model provides a medical gauze mask degassing unit, includes the sterilization case, can with the gauze mask sterilization transfer chain of gauze mask production line butt joint, gauze mask sterilization transfer chain runs through the sterilization case, thereby two isolation wheel rollers of installation become preheating chamber, sterilization chamber, analytic chamber in the sterilization case with the sterilization case separation, preheat the gauze mask that the chamber sent into, the vaporization hydrogen peroxide sterilization subassembly that is used for going on sterilizing the gauze mask is connected in the sterilization chamber, analytic chamber is connected and is used for extracting the analytic subassembly of bleeding that residual hydrogen peroxide carries out the decomposition in the sterilization case.
When the medical mask disinfection device works, the mask sterilization conveying line is directly butted with a mask production line, the mask directly falls onto the mask sterilization conveying line after production, and the mask sequentially passes through a preheating cavity, a sterilization cavity and a resolving cavity along with the mask sterilization conveying line; the mask is preheated in the preheating cavity to increase the temperature, so that no hydrogen peroxide is condensed on the surface of the mask entering the sterilization cavity, the mask is sterilized in the sterilization cavity, and the vaporized hydrogen peroxide generated by the hydrogen peroxide sterilization component circulates through the sterilization cavity to realize sterilization operation on the mask; the mask is used for residue discharge treatment in the analysis cavity, the air exhaust analysis component is used for exhausting air to the analysis cavity, negative pressure is generated in the analysis cavity, residual hydrogen peroxide in the analysis cavity is prevented from leaking outwards, the residual hydrogen peroxide on the mask is exhausted to the air exhaust analysis component, and the air exhaust analysis component is used for carrying out catalytic decomposition on the extracted hydrogen peroxide; finally, the mask is conveyed outwards from the analysis cavity. The hydrogen peroxide is decomposed to generate nontoxic water and oxygen, and the environment is not polluted. The mask sterilization conveying line is directly butted with a mask production line, and the mask is not required to be taken out of a sterilization cabinet for sterilization after mask production is finished. The residual hydrogen peroxide after the mask is sterilized has low concentration and can be quickly put on the market. The medical mask disinfection device can be used for sterilizing in the production process, the residual concentration of a sterilizing agent after sterilization is low, and the medical mask disinfection device can be put on the market quickly.
Preferably, a preheating wire is arranged on the inner wall of the preheating cavity; heating wires are arranged on the inner wall of the sterilization cavity. Preheat the intracavity and preheat through preheating wire, preheat the gauze mask of intracavity. The heating wire is used for heating in the sterilization cavity, so that the high-concentration hydrogen peroxide gas in the sterilization cavity is prevented from condensing, and the sterilization effect is ensured.
Preferably, the vaporized hydrogen peroxide sterilization component comprises a sterilization circulating fan, a gas storage tank, a liquid storage bottle, a sterilization filter, a heater and a vaporizer, wherein the sterilization circulating fan, the sterilization filter, the heater and the vaporizer are sequentially connected through a pipeline, an exhaust pipe is communicated between the sterilization circulating fan and the lower part of the sterilization cavity, an air supply pipe is communicated between the vaporizer and the upper part of the sterilization cavity, the liquid storage bottle is connected with the vaporizer, and the gas storage tank is connected to the pipeline between the sterilization filter and the heater.
When the vaporized hydrogen peroxide sterilization assembly works, the sterilization circulating fan is started to extract air from the sterilization cavity, the air flow passes through the sterilization filter and then is heated by the heater, so that hot air flow is generated and enters the vaporizer, the liquid storage bottle filled with hydrogen peroxide liquid conveys hydrogen peroxide into the vaporizer, the hot air flow is mixed with the hydrogen peroxide to vaporize the hydrogen peroxide into a gaseous state, and the gaseous hydrogen peroxide is conveyed into the sterilization cavity along with the air flow to sterilize the mask. When the air pressure is insufficient, air is supplied through the air storage tank, clean compressed air is supplied, the heater is protected while air is supplied, and the heater is prevented from being damaged due to overheating.
Preferably, a peristaltic pump is arranged between the liquid storage bottle and the vaporizer. The peristaltic pump works to convey the hydrogen peroxide liquid in the liquid storage bottle to the vaporizer, and the conveying is reliable.
Preferably, a pressure switch is arranged on a pipeline between the sterilizing filter and the heater, and a temperature sensor is arranged on a pipeline between the heater and the vaporizer; the air storage tank is provided with an air outlet which is connected with a vent pipe, the vent pipe is connected on a pipeline between the pressure switch and the sterilization filter, and the vent pipe is connected with a pressure reducing valve and an electromagnetic valve.
The pressure switch is used for monitoring the pressure of the airflow, the temperature sensor is used for detecting the temperature of the airflow, and when the pressure is too low or the temperature is too high, the electromagnetic valve is opened to supplement air through the air storage tank.
Preferably, the air exhaust analysis component comprises a manganese dioxide catalytic decomposition filter and an air exhaust fan, the air inlet of the air exhaust fan is communicated to the lower parts of the analysis cavity and the sterilization cavity through a pipeline, and the air outlet of the air exhaust fan is connected with the manganese dioxide catalytic decomposition filter.
The exhaust fan exhausts the analysis cavity and the sterilization cavity to form negative pressure in the analysis cavity and the sterilization cavity, and the airflow exhausted by the exhaust fan is decomposed by the manganese dioxide catalytic decomposition filter to prevent the analysis cavity and the sterilization cavity from leaking air outwards.
Preferably, the suction fan is connected in parallel with the auxiliary fan. The exhaust fan and the auxiliary fan are connected in parallel, and when one of the exhaust fan and the auxiliary fan fails, the other one is started, so that reliable operation is guaranteed.
Preferably, the upper part of the analysis cavity is connected with a purging fan, a high-efficiency filter is arranged between the purging fan and the upper part of the analysis cavity, and a differential pressure sensor is arranged between two ends of the high-efficiency filter. And filtering the airflow blown out by the blowing fan through a high-efficiency filter, and then sending the airflow into the desorption cavity to blow the residual hydrogen peroxide on the upper surface of the mask. Install pressure differential sensor between high efficiency filter both ends, when pressure differential sensor detects pressure differential great, remind to change high efficiency filter core, prevent stifled on the one hand, on the other hand guarantees the filter effect.
Preferably, a preheating cavity temperature sensor is arranged in the preheating cavity; a sterilization cavity temperature sensor, a sterilization cavity humidity sensor, a hydrogen peroxide concentration sensor, a sterilization cavity inlet pressure sensor and a sterilization cavity outlet pressure sensor are arranged in the sterilization cavity; an outlet pressure sensor of the analysis cavity is arranged in the analysis cavity.
The preheating cavity temperature sensor is convenient for controlling the temperature in the preheating cavity. The sterilization cavity temperature sensor, the sterilization cavity humidity sensor, the hydrogen peroxide concentration sensor, the sterilization cavity inlet pressure sensor and the sterilization cavity outlet pressure sensor are convenient for controlling the temperature, the humidity and the hydrogen peroxide gas concentration in the sterilization cavity, the sterilization cavity inlet pressure and the sterilization cavity outlet pressure. The analysis cavity outlet pressure sensor is convenient for controlling the analysis cavity outlet pressure.
Preferably, the mask sterilization conveying line comprises two transmission shafts and a plurality of conveying belts in transmission connection between the two transmission shafts, and the masks can be placed between the adjacent conveying belts for conveying; the material carrying plate is arranged in the sterilization box, the conveying belt is attached to the upper surface of the material carrying plate, and a plurality of vent holes are densely distributed in the material carrying plate and the positions corresponding to the sterilization cavity and the analysis cavity.
Compared with the prior art, the beneficial effects of the utility model are that: (1) the hydrogen peroxide is decomposed to generate nontoxic water and oxygen, so that the environment is not polluted; (2) the mask sterilization conveying line is directly butted with a mask production line, and the mask is not required to be taken out of a sterilization cabinet for sterilization after the mask production is finished; (3) the residual hydrogen peroxide after the mask is sterilized has low concentration, and can be rapidly put on the market to meet the requirement of emergency use.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a cross-sectional view of the present invention;
fig. 3 is a partial structural schematic diagram of the present invention;
fig. 4 is a schematic view of the internal structure of the case of the present invention;
fig. 5 is a schematic diagram of the present invention;
in the figure: 1. a sterilization box, 2, a mask sterilization conveying line, 3, a preheating cavity, 4, a sterilization cavity, 5, an analysis cavity, 6, a vaporized hydrogen peroxide sterilization component, 7, an air exhaust analysis component, 8, a preheating cavity temperature sensor, 9, a sterilization cavity temperature sensor, 10, a sterilization cavity humidity sensor, 11, a hydrogen peroxide concentration sensor, 12, a sterilization cavity inlet pressure sensor, 13, a sterilization cavity outlet pressure sensor, 14, an isolation wheel roller, 15, a sterilization circulating fan, 16, a gas storage tank, 17, a liquid storage bottle, 18, a sterilization filter, 19, a heater, 20, a vaporizer, 21, an air exhaust pipe, 22, an air supply pipe, 23, a peristaltic pump, 24, a pressure switch, 25, a temperature sensor, 26, a pressure reducing valve, 27, an electromagnetic valve, 28, a weighing sensor, 29, a manganese dioxide catalytic decomposition filter, 30, an air exhaust fan, 31, an auxiliary fan, 32, a hydrogen peroxide concentration sensor, 12, a, The device comprises a blowing fan, 33, a high-efficiency filter, 34, a differential pressure sensor, 35, an air equalizing box, 36, a blowing box, 37, a conveying belt, 38, a material carrying plate, 39, a protective cover, 40, a case, 41, an analysis cavity outlet pressure sensor, 42, a mask, 43 and a transmission shaft.
Detailed Description
The technical solution of the present invention is further described in detail by the following specific embodiments in combination with the accompanying drawings:
example (b): the utility model provides a medical gauze mask degassing unit (see attached figure 1 to attached figure 5), including sterilization case 1, can with the gauze mask sterilization transfer chain 2 of gauze mask production line butt joint, gauze mask sterilization transfer chain runs through the sterilization case, thereby two isolation roller of installation in the sterilization case separate into the sterilization case and preheat chamber 3, sterilization chamber 4, analytic chamber 5, preheat the chamber and preheat the gauze mask 42 of sending into, the vaporization hydrogen peroxide sterilization subassembly 6 that is used for carrying out the sterilization to the gauze mask is connected in the sterilization chamber, analytic chamber is connected and is used for extracting the analytic subassembly 7 of bleeding that residual hydrogen peroxide carries out the decomposition in the sterilization case. A preheating wire is arranged on the inner wall of the preheating cavity; heating wires are arranged on the inner wall of the sterilization cavity; the preheating wire and the heating wire are both heating wires. A preheating cavity temperature sensor 8 is arranged in the preheating cavity; a sterilization cavity temperature sensor 9, a sterilization cavity humidity sensor 10, a hydrogen peroxide concentration sensor 11, a sterilization cavity inlet pressure sensor 12 and a sterilization cavity outlet pressure sensor 13 are arranged in the sterilization cavity; an analysis chamber outlet pressure sensor 41 is mounted in the analysis chamber.
The vaporized hydrogen peroxide sterilization component comprises a sterilization circulating fan 15, a gas storage tank 16, a liquid storage bottle 17, a sterilization filter 18, a heater 19 and a vaporizer 20, the sterilization circulating fan, the sterilization filter, the heater and the vaporizer are sequentially connected through a pipeline, an exhaust pipe 21 is communicated between the sterilization circulating fan and the lower part of a sterilization cavity, a manual butterfly valve is installed on the exhaust pipe, an air supply pipe 22 is communicated between the vaporizer and the upper part of the sterilization cavity, the liquid storage bottle is connected with the vaporizer, and the gas storage tank is connected to a pipeline between the sterilization filter and the heater. A peristaltic pump 23 is arranged between the liquid storage bottle and the vaporizer. A pressure switch 24 is arranged on a pipeline between the sterilizing filter and the heater, and a temperature sensor 25 is arranged on a pipeline between the heater and the vaporizer; the air storage tank is provided with an air outlet which is connected with a vent pipe, the vent pipe is connected on a pipeline between the pressure switch and the sterilization filter, and the vent pipe is connected with a pressure reducing valve 26 and an electromagnetic valve 27. The liquid storage bottle is filled with hydrogen peroxide liquid, and the weighing sensor 28 is installed at the lower end of the liquid storage bottle, so that the warning is performed when the hydrogen peroxide in the liquid storage bottle is insufficient. The gas storage tank is provided with a pressure sensor, a humidity sensor and a temperature sensor. The temperature, the humidity, the hydrogen peroxide gas concentration, the inlet pressure of the sterilization cavity and the outlet pressure of the sterilization cavity are adjusted by the air supply of the air storage tank.
The air exhaust analysis component comprises a manganese dioxide catalytic decomposition filter 29 and an air exhaust fan 30, the air inlet of the air exhaust fan is communicated to the lower parts of the analysis cavity and the sterilization cavity through a pipeline, and the air outlet of the air exhaust fan is connected with the manganese dioxide catalytic decomposition filter. The draft fan is connected in parallel with the auxiliary fan 31. The upper part of the analysis cavity is connected with a purging fan 32, a high-efficiency filter 33 is arranged between the purging fan and the upper part of the analysis cavity, and a differential pressure sensor 34 is arranged between the two ends of the high-efficiency filter. And one-way valves are arranged on the air inlet sides of the exhaust fan and the auxiliary fan.
Two equal wind boxes 35 are installed at the corresponding positions of the sterilization cavity at the top of the sterilization box, each equal wind box is of a long strip-shaped structure, the length direction of each equal wind box is parallel to the width direction of the sterilization box, one equal wind box is close to the middle position of the sterilization cavity, and the other equal wind box is close to the preheating cavity. The top surface of the air equalizing box is provided with an air inlet, the bottom surface of the air equalizing box is provided with a plurality of air outlets, and the air outlets blow air towards the sterilizing cavity. The air inlets are connected with the vaporizer of the vaporized hydrogen peroxide sterilization component.
Two air sweeping boxes 36 are installed at the corresponding positions of the analysis cavity in the top of the sterilization box, the air sweeping boxes are of long strip-shaped structures and are parallel to the length direction of the sterilization box, the two air sweeping boxes are arranged side by side, one end of each air sweeping box is close to the sterilization cavity, the other end of each air sweeping box is close to the end part of the sterilization box, an air sweeping opening is formed in the top face of each air sweeping box, a plurality of air blowing openings are formed in the bottom face of each air sweeping box, and air is blown. The air sweeping openings are connected with the high-efficiency filter.
The mask sterilization conveying line comprises two transmission shafts 43 and a plurality of conveying belts 37 which are in transmission connection between the two transmission shafts, and the masks can be placed between the adjacent conveying belts for conveying. The transmission shaft is driven to rotate by a motor. A material carrying plate 38 is arranged in the sterilization box, the conveying belt is attached to the upper surface of the material carrying plate, and a plurality of vent holes are densely distributed in the material carrying plate and the positions corresponding to the sterilization cavity and the analysis cavity. A protective cover 39 is arranged outside the sterilization box and covers the sterilization box. The machine case 40 is arranged near the sterilization box, and the vaporized hydrogen peroxide sterilization component, the air exhaust analysis component, the blowing fan, the high-efficiency filter and the differential pressure sensor are all arranged in the machine case.
When the medical mask disinfection device is used for disinfecting a mask, the produced mask is directly conveyed to a mask sterilization conveying line from a mask production line, and the mask sequentially passes through a preheating cavity, a sterilization cavity and a resolving cavity along with the mask sterilization conveying line; preheating the mask in a preheating cavity to increase the temperature, sterilizing the mask in a sterilizing cavity, and circulating the gaseous hydrogen peroxide generated by the vaporized hydrogen peroxide sterilizing component through the sterilizing cavity to realize the sterilization operation of the mask; when the sterilization device works, the sterilization circulating fan is started, air is exhausted from the sterilization cavity, the air flow passes through the sterilization filter and then is heated by the heater, so that hot air flow is generated and enters the vaporizer, the liquid storage bottle filled with hydrogen peroxide liquid conveys hydrogen peroxide into the vaporizer by the peristaltic pump, the hot air flow is mixed with the hydrogen peroxide to vaporize the hydrogen peroxide into a gaseous state, and the gaseous hydrogen peroxide is conveyed into the sterilization cavity along with the air flow to perform sterilization treatment on the mask; when the air pressure of the pipeline is insufficient or the temperature is overhigh, air is supplied through the air storage tank; the temperature, the humidity, the hydrogen peroxide gas concentration, the inlet pressure of the sterilization cavity and the outlet pressure of the sterilization cavity are adjusted by the air supply of the air storage tank. The mask is used for residue discharge treatment in the analysis cavity, the air exhaust analysis component is used for exhausting air to the analysis cavity, negative pressure is generated in the analysis cavity, residual hydrogen peroxide in the analysis cavity is prevented from leaking outwards, the residual hydrogen peroxide on the mask is exhausted to the air exhaust analysis component, and the air exhaust analysis component is used for carrying out catalytic decomposition on the extracted hydrogen peroxide; the air exhaust fan exhausts the analysis cavity and the sterilization cavity to form negative pressure in the analysis cavity and the sterilization cavity, and airflow exhausted by the air exhaust fan passes through the manganese dioxide catalytic decomposition filter to decompose residual hydrogen peroxide in the airflow so as to prevent the analysis cavity and the sterilization cavity from leaking air outwards; meanwhile, the blowing fan works, blown airflow is filtered by the high-efficiency filter and then is sent into the resolving cavity, and residual hydrogen peroxide on the upper surface of the blowing port cover is blown; finally, the mask is conveyed outwards from the analysis cavity.
And (4) sterilizing and disinfecting the mask by using the medical mask sterilizing device.
Mask disinfection test: setting the dosage of the medical mask disinfection device to be 1 g/min, the speed of the conveyor belt to be 0.2 m/s, and when the concentration of hydrogen peroxide in a sterilization cavity of the medical mask disinfection device reaches 3000 ppm, taking 9 masks in a bag, flatly placing the masks on the conveyor belt, and disinfecting the masks through the medical mask disinfection device, wherein the other mask is used as a contrast. According to the standard of GB19083-2010 medical protective mask technical requirement, the microorganism index detection is carried out by the test method of the disinfection technical specification and the GB15979-2002 hygienic standard of disposable sanitary articles.
Mask sterilization test: 1. drop-dyeing the mask, adopting 10 parts for the mask according to' Disinfection technical Specification6Dripping and dyeing the spores of the bacillus stearothermophilus by using the bacillus stearothermophilus spore suspension; 2. setting the dosing amount of the medical mask disinfection device to be 1.5 g/min, setting the speed of the conveyor belt to be 0.2 m/s, when the concentration of hydrogen peroxide in a sterilization cavity of the medical mask disinfection device reaches 5000 ppm, taking a mask which is stained with spores, flatly placing the mask on the conveyor belt, and performing sterilization through the medical mask disinfection device, wherein the other mask which is stained with the spores is used as a positive control. Sterility verification is performed according to the test methods of the disinfection technical specification and the GB15979-2002 hygienic standard for disposable sanitary articles and the inspection standard of the Chinese pharmacopoeia 2015 edition.
And (3) repeating the test: the mask disinfection test and the mask sterilization test are carried out by adopting masks of different batches, adopting the same method, repeating each test for three times, and drawing a concentration trend graph for the concentration of each test for three times.
The test results are shown in the following table:
1) mask disinfection results:
table 1 mask Disinfection test 1 results
Table 2 mask Disinfection test 2 results
Table 3 mask Disinfection test 3 results
FIG. 1 concentration curve of three times of mask disinfection test
2) Mask sterilization results:
table 4 mask sterilization test 1 results
Table 5 mask sterilization test 2 results
Table 6 mask sterilization test 3 results
FIG. 2 concentration curve of triple sterilization test for mask
And (4) test conclusion: the test respectively carries out disinfection and sterilization evaluation tests on the medical mask disinfection device, and the test result shows that the masks sterilized and sterilized by the medical mask disinfection device can meet the microorganism standard of GB19083 + 2010 medical protective mask technical requirement, and the sterilization effect of the medical mask disinfection device can kill 106Bacillus stearothermophilus spores.
The above-described embodiments are merely preferred and are not intended to limit the present invention in any way, and other variations and modifications may be made without departing from the spirit and scope of the invention as defined in the appended claims.
Claims (10)
1. The utility model provides a medical gauze mask degassing unit, characterized by, including the sterilization case, can with the gauze mask sterilization transfer chain of gauze mask production line butt joint, gauze mask sterilization transfer chain runs through the sterilization case, thereby two isolation wheel rollers of installation in the sterilization case separate into the sterilization case and preheat the chamber, the sterilization chamber, analytic chamber, preheat the chamber and preheat the gauze mask of sending into, the vaporization hydrogen peroxide sterilization subassembly that is used for going on sterilizing the gauze mask is connected in the sterilization chamber, analytic chamber is connected and is used for extracting the analytic subassembly of bleeding that residual hydrogen peroxide carried out the decomposition in the sterilization case.
2. The medical mask disinfecting device as claimed in claim 1, wherein a preheating wire is mounted on an inner wall of the preheating chamber; heating wires are arranged on the inner wall of the sterilization cavity.
3. The medical mask disinfection device of claim 1, wherein the vaporized hydrogen peroxide sterilization assembly comprises a sterilization circulating fan, a gas storage tank, a liquid storage bottle, a sterilization filter, a heater and a vaporizer, the sterilization circulating fan, the sterilization filter, the heater and the vaporizer are sequentially connected through a pipeline, an exhaust pipe is communicated between the sterilization circulating fan and the lower part of the sterilization cavity, a gas supply pipe is communicated between the vaporizer and the upper part of the sterilization cavity, the liquid storage bottle is connected with the vaporizer, and the gas storage tank is connected to the pipeline between the sterilization filter and the heater.
4. The medical mask sterilizer as claimed in claim 3, wherein a peristaltic pump is installed between the liquid storage bottle and the vaporizer.
5. The medical mask disinfecting device of claim 3, wherein a pressure switch is installed on a pipeline between the sterilizing filter and the heater, and a temperature sensor is installed on a pipeline between the heater and the vaporizer; the air storage tank is provided with an air outlet which is connected with a vent pipe, the vent pipe is connected on a pipeline between the pressure switch and the sterilization filter, and the vent pipe is connected with a pressure reducing valve and an electromagnetic valve.
6. The medical mask disinfection device of claim 1, wherein the exhaust analysis component comprises a manganese dioxide catalytic decomposition filter and an exhaust fan, an air inlet of the exhaust fan is communicated to the lower parts of the analysis cavity and the sterilization cavity through a pipeline, and an air outlet of the exhaust fan is connected with the manganese dioxide catalytic decomposition filter.
7. The medical mask disinfecting device of claim 6, wherein the air draft fan is connected in parallel with an auxiliary fan.
8. The medical mask disinfecting device of claim 6, wherein the upper part of the resolving cavity is connected with a purging blower, a high-efficiency filter is arranged between the purging blower and the upper part of the resolving cavity, and a differential pressure sensor is arranged between two ends of the high-efficiency filter.
9. The medical mask disinfecting device according to any one of claims 1 to 8, wherein a preheating chamber temperature sensor is installed in the preheating chamber; a sterilization cavity temperature sensor, a sterilization cavity humidity sensor, a hydrogen peroxide concentration sensor, a sterilization cavity inlet pressure sensor and a sterilization cavity outlet pressure sensor are arranged in the sterilization cavity; an outlet pressure sensor of the analysis cavity is arranged in the analysis cavity.
10. The medical mask disinfection device of any one of claims 1 to 8, wherein the mask sterilization conveyor line comprises two transmission shafts, a plurality of conveyor belts connected between the two transmission shafts in a transmission manner, and the masks can be placed between the adjacent conveyor belts for conveying; the material carrying plate is arranged in the sterilization box, the conveying belt is attached to the upper surface of the material carrying plate, and a plurality of vent holes are densely distributed in the material carrying plate and the positions corresponding to the sterilization cavity and the analysis cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021290172.4U CN213666996U (en) | 2020-07-02 | 2020-07-02 | Medical mask disinfection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021290172.4U CN213666996U (en) | 2020-07-02 | 2020-07-02 | Medical mask disinfection device |
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| Publication Number | Publication Date |
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| CN213666996U true CN213666996U (en) | 2021-07-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021290172.4U Active CN213666996U (en) | 2020-07-02 | 2020-07-02 | Medical mask disinfection device |
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| CN (1) | CN213666996U (en) |
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2020
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