CN111544634A - Closed environment disinfection and sterilization system based on data analysis - Google Patents

Closed environment disinfection and sterilization system based on data analysis Download PDF

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CN111544634A
CN111544634A CN202010428857.9A CN202010428857A CN111544634A CN 111544634 A CN111544634 A CN 111544634A CN 202010428857 A CN202010428857 A CN 202010428857A CN 111544634 A CN111544634 A CN 111544634A
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disinfection
data
closed environment
time
sterilization
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李潮云
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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
    • A61L2/22—Phase substances, e.g. smokes, aerosols or sprayed or atomised substances
    • 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
    • A61L2/24—Apparatus using programmed or automatic operation
    • 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
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D21/00—Measuring or testing not otherwise provided for
    • G01D21/02—Measuring two or more variables by means not covered by a single other subclass
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
    • G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
    • 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
    • A61L2202/14—Means for controlling sterilisation processes, data processing, presentation and storage means, e.g. sensors, controllers, programs

Abstract

The invention discloses a closed environment disinfection and sterilization system based on data analysis, which belongs to the technical field of data processing and analysis, and comprises a data acquisition module for acquiring data, a model establishment module for establishing a closed environment model, a central processing unit for processing data, an area marking module for marking a personnel activity area and a disinfection and sterilization mechanism for disinfecting and sterilizing, the invention is scientific and reasonable, is safe and convenient to use, can detect the personnel activity area in the closed environment through a distance sensor by establishing a two-dimensional model of a closed space and marking the two-dimensional model with the distance sensor and a human body infrared sensor, can mark the two-dimensional model, can realize the fixed-point disinfection and sterilization treatment on the personnel activity area in the closed environment, and can effectively improve the disinfection and sterilization effect, can not lead to blind disinfection and sterilization.

Description

Closed environment disinfection and sterilization system based on data analysis
Technical Field
The invention relates to the technical field of data processing and analysis, in particular to a closed environment disinfection and sterilization system based on data analysis.
Background
The hospital is a medical institution which carries out necessary medical examination, treatment measures, nursing technology, reception service, rehabilitation equipment, treatment and transportation and the like for patients and mainly aims at rescuing and supporting injuries, because the personnel who enter and exit the hospital are patients, the patients can carry germs on the bodies of the patients, the hospital is a densely populated area, if the regular disinfection and sterilization treatment is not carried out on some closed environments of the hospital, cross infection in the hospital can be caused, the normal diagnosis and treatment of the patients are influenced, and the existing disinfection and sterilization system in the closed environment has the following problems when in use:
1. the comprehensive sterilization treatment is carried out in the closed environment every time, so that on one hand, more sterilized water can damage articles in the closed environment, and on the other hand, the sterilized water can be used too much to cause waste;
2. when people move in the closed environment and the disinfection and sterilization treatment is carried out, the peculiar smell of the disinfectant can cause discomfort to the people in the environment;
therefore, there is a need for a disinfection and sterilization system for closed environment based on data analysis to solve the above problems.
Disclosure of Invention
The invention aims to provide a closed environment disinfection and sterilization system based on data analysis, which aims to solve the problems in the prior art.
In order to achieve the purpose, the invention provides the following technical scheme: a disinfection and sterilization system for a closed environment based on data analysis comprises a central processing unit, a data acquisition module, a model establishment module, an area marking module, a disinfection and sterilization mechanism and a display screen;
the data acquisition module is used for acquiring environmental data of a closed environment and internal personnel information data, so that personnel activity areas can be known, fixed-point disinfection and sterilization of the personnel activity areas can be realized, the using amount of a disinfectant can be effectively saved, meanwhile, disinfection and sterilization of personnel in activities of the closed environment can be effectively avoided, the central processing unit is used for processing the personnel information data acquired by the data acquisition module, the model establishment module establishes a two-dimensional model of the closed environment according to the environmental data acquired by the data acquisition module, so that the personnel activity areas can be displayed more visually, simultaneously, marking of the personnel activity areas can be realized, fixed-point disinfection and sterilization of the marked areas can be realized, and the area marking module marks the personnel activity areas in the two-dimensional model according to the personnel information data processed by the central processing unit, the comparison between the disinfection and sterilization area and the personnel activity area can be realized, the disinfection and sterilization mechanism carries out disinfection and sterilization treatment on the closed environment according to the processing result of the central processing unit on the data, and the display screen is used for displaying the two-dimensional model of the personnel activity area marked by the area marking module, so that the personnel activity area and the disinfection and sterilization area in the closed environment can be displayed more visually;
the output end of the data acquisition module is connected with the input end of the model building module and the input end of the central processing unit, the model building module outputs a two-dimensional model, the output end of the central processing unit is connected with the input end of the area marking module, the output end of the area marking module is connected with the two-dimensional model, the two-dimensional model is output and displayed on the display screen, the two-dimensional model is output to the central processing unit, and the output end of the central processing unit is connected with the input end of the disinfection and sterilization mechanism.
According to the technical scheme, the data acquisition module comprises a plurality of distance sensors, a plane scanner and a human body infrared sensor;
the distance sensors are installed on the top end of the closed environment and are in uniformly distributed states, the distance sensors are used for collecting activity information of personnel in the closed environment, so that regions of personnel activity can be judged according to changes of the distance values collected by the distance sensors, the intensive region of personnel activity can be subjected to key disinfection and sterilization treatment, the plane scanner is used for collecting environment data of the closed environment, a two-dimensional model can be built according to the environment data scanned by the plane scanner, personnel activity regions and disinfection and sterilization regions in the closed environment can be known more visually, the human body infrared sensor is used for collecting whether personnel activity exists in the closed environment, normal activity of personnel is prevented from being influenced when the personnel activity exists in the closed environment, bad experience of the peculiar smell of the disinfectant on the active personnel is avoided;
the output ends of the distance sensor and the human body infrared sensor are connected with the input end of the central processing unit, and the output end of the plane scanner is connected with the input end of the model building module.
According to the technical scheme, the central processing unit further comprises a storage database and a time recording unit;
the storage database is used for recording disinfection and sterilization every time, the recorded content comprises information such as the volume of disinfection water used for disinfection and sterilization, the disinfection and sterilization duration, the disinfection and sterilization area and the like, comparison of disinfection and sterilization data every time can be realized through the record of disinfection and sterilization, the concentrated area of disinfection and sterilization in a closed environment can be predicted through the recorded data of the storage database, calculation and processing of a personnel activity area are not needed every time, the data processing is accelerated, the time recording unit is used for recording time, and the recorded content comprises time data such as the time from the last disinfection and sterilization duration, the time for entering of a person after disinfection and sterilization and the like;
the output end of the central processing unit is connected with the input end of the storage database, and the output end of the time recording unit is connected with the input end of the central processing unit.
According to the technical scheme, the model building module comprises a data receiving unit, a data processing unit and a coordinate building unit;
the data receiving unit is used for receiving scanning data of the plane scanner, the data processing unit is used for processing the data received by the data receiving unit, the length and width data of a plane graph of the closed environment are measured to form a two-dimensional model of the closed environment, the coordinate establishing unit is used for establishing a rectangular plane coordinate system based on the two-dimensional model according to the plane data of the closed environment processed by the data processing unit, so that each point of the two-dimensional model can be subjected to coordinate positioning, the positioning of a personnel activity area is more accurate, meanwhile, the area and path of personnel activity can be converted into data, and the disinfection and sterilization of the closed environment can be more conveniently carried out according to the data;
the output end of the plane scanner is connected with the input end of the data receiving unit, the output end of the data receiving unit is connected with the input end of the data processing unit, and the output end of the data processing unit is connected with the input end of the coordinate establishing unit.
According to the technical scheme, the disinfection and sterilization mechanism comprises a disinfection water tank, a water suction pump, an electromagnetic valve and an atomization nozzle;
the suction pump has been placed to disinfection water tank inside, atomizer installs on airtight environment top, pass through the pipe connection between suction pump and the atomizer, install the solenoid valve between atomizer and the pipeline, suction pump and solenoid valve all control through central processing unit, the solenoid valve is used for controlling the atomizer of concrete use for can realize the fixed point disinfection to airtight environment, make and practice thrift the disinfectant, simultaneously, improve disinfection's effect.
According to the technical scheme, the area marking module is also used for adding labels to the distance sensors and the atomizing spray head, and the number of the labels added to the distance sensors is j1、j2、j3、...、jnThe labels added by the plurality of atomizing spray heads are W1、W2、W3、...、WmAnd the spraying range of the sterilizing water of one atomizing nozzle comprises detection areas of k distance sensors in the atomizing nozzle.
According to the technical scheme, the distance information collected by the distance sensors is L respectively1、L2、L3、...、LnThe distance information measured by each distance sensor corresponds to a label of one distance sensor, when the distance information collected by the distance sensors changes, the time recording unit starts to record time, and when the distance information collected by the distance sensors is consistent with the initial value again, the time recording unit records timeThe recording time of the element stop is recorded, the time length of the activity of the personnel in the area recorded by the distance sensor is t, and the activity time length of the personnel in the area is set as { t }1、t2、t3、...、txWhere t is1、t2、t3、...、txRespectively showing the time length of each time that the personnel stay in the area, and the central processing unit utilizes the atomizing nozzle to carry out disinfection and sterilization treatment on the area according to the spraying range of the atomizing nozzle to which the distance sensor belongs.
According to the technical scheme, the time for the atomizing nozzle to sterilize the closed space is calculated according to the following formula:
Figure BDA0002499458200000061
when T is larger than or equal to A, A represents the threshold value of the retention time, and the disinfection and sterilization time of the atomizing nozzle to the area is B seconds;
when T is less than A, the sterilizing time of the atomizing nozzle to the area is C seconds.
Because the longer the time that the personnel move in the area, the higher the possibility of germ residues, the calculation of the average stay time of the personnel moving in the area confirms the possibility of germ residues in the area, and by controlling the spraying time of the disinfectant, on one hand, the resources can be saved, and on the other hand, the damage to the articles in the area caused by the use of each time of the excessive disinfectant is avoided.
According to the technical scheme, the flowmeter is arranged between the water suction pump and the pipeline and used for measuring the volume of the total disinfectant to be sprayed every time, so that the dosage of the disinfectant every day can be counted.
According to the technical scheme, the display screen is installed outdoors in a closed environment, and the content displayed by the display screen comprises a two-dimensional model marked with a disinfection area, disinfection duration, disinfection ending distance current duration and disinfection interval duration information of each time.
Compared with the prior art, the invention has the beneficial effects that:
1. through establishing the two-dimensional model in airtight space, and carry out the sign of distance sensor and human infrared inductor on the two-dimensional model, make can detect the region of personnel's activity in the airtight environment through distance sensor, and carry out the mark on the two-dimensional model, make and to realize the fixed point disinfection and sterilization processing to airtight environment personnel's activity region, in the time of can effectual improvement disinfection and sterilization effect, can not lead to blind disinfection and sterilization, on the one hand, the effect of disinfecting has been improved, on the other hand, the disinfectant quantity has been practiced thrift, not only the use of disinfectant has been practiced thrift, and simultaneously, the article of having avoided too much spray disinfectant to airtight environment cause the damage.
2. Through human infrared inductor, can detect whether have personnel's activity airtight environment, avoid having personnel to detect again through distance sensor when airtight environment activity, disinfect to airtight environment and lead to the activity personnel to be uncomfortable.
3. The region of personnel activity and the disinfection and sterilization region are displayed through the region marking module and the display screen, so that the result of disinfection and sterilization treatment can be more visually known, the control of the time for spraying the disinfectant in the region is realized through the measurement and calculation of the stay time or the activity time of the personnel in a certain region, and the using amount of the disinfectant can be effectively saved.
Drawings
FIG. 1 is a schematic diagram of a module structure of a disinfection and sterilization system for a closed environment based on data analysis according to the present invention;
FIG. 2 is a schematic diagram of a module connection structure of a disinfection and sterilization system for a closed environment based on data analysis according to the present invention;
FIG. 3 is a schematic diagram of data processing and transmission of a disinfection and sterilization system for an enclosed environment based on data analysis according to the present invention;
FIG. 4 is a two-dimensional model diagram of a disinfection and sterilization system based on data analysis in a closed environment according to the present invention.
Reference numbers in the figures: 1. a two-dimensional model; 2. a distance sensor; 3. an atomizing spray head; 4. human infrared inductor.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1 to 4, a data analysis-based closed environment sterilization system comprises a central processing unit, a data acquisition module, a model establishment module, an area marking module, a sterilization mechanism and a display screen;
the data acquisition module is used for acquiring environmental data of a closed environment and internal personnel information data so as to know personnel activity areas and realize fixed-point disinfection and sterilization of the personnel activity areas, the using amount of a disinfectant can be effectively saved, meanwhile, the personnel can be effectively prevented from disinfecting and sterilizing when the personnel are in activity in the closed environment, the central processing unit is used for processing the personnel information data acquired by the data acquisition module, the model establishment module establishes a two-dimensional model 1 of the closed environment according to the environmental data acquired by the data acquisition module so as to more visually display the personnel activity areas, meanwhile, the marking of the personnel activity areas can be realized, the fixed-point disinfection and sterilization of the marked areas can be realized, and the area marking module marks the personnel activity areas in the two-dimensional model 1 according to the personnel information data processed by the central processing unit, the comparison between the disinfection and sterilization area and the personnel activity area can be realized, the disinfection and sterilization mechanism carries out disinfection and sterilization treatment on the closed environment according to the processing result of the central processing unit on the data, and the display screen is used for displaying the two-dimensional model 1 of the personnel activity area marked by the area marking module, so that the personnel activity area and the disinfection and sterilization area in the closed environment can be more visually displayed;
the output end of the data acquisition module is connected with the input end of the model building module and the input end of the central processing unit, the model building module outputs a two-dimensional model 1, the output end of the central processing unit is connected with the input end of the area marking module, the output end of the area marking module is connected with the two-dimensional model 1, the two-dimensional model 1 is output and displayed on the display screen, the two-dimensional model 1 is output to the central processing unit, and the output end of the central processing unit is connected with the input end.
The data acquisition module comprises a plurality of distance sensors 2, a plane scanner and a human body infrared sensor 4;
a plurality of distance sensors 2 are arranged at the top end of the closed environment and are in a uniform distribution state for collecting the activity information of personnel in the closed environment, so that the area in which the person is moving can be judged according to the change in the distance values collected by the several distance sensors 2, so that the intensive personnel activity area can be sterilized, the plane scanner is used for collecting the environmental data of the closed environment, the two-dimensional model 1 can be established according to environmental data scanned by the plane scanner, so that the activity area and the disinfection and sterilization area of personnel in the closed environment can be known more visually, the human body infrared inductor 4 is used for collecting whether personnel move in the closed environment, the normal movement of the personnel is prevented from being influenced by disinfection and sterilization when the personnel move in the closed environment, and meanwhile, the bad experience of the peculiar smell of a disinfectant on the personnel is prevented;
the output ends of the distance sensor 2 and the human body infrared sensor 4 are connected with the input end of the central processing unit, and the output end of the plane scanner is connected with the input end of the model building module.
The central processor also comprises a storage database and a time recording unit;
the storage database is used for recording disinfection and sterilization every time, the recorded content comprises information such as the volume of disinfection water used for disinfection and sterilization, the disinfection and sterilization duration, the disinfection and sterilization area and the like, comparison of disinfection and sterilization data every time can be realized through recording the disinfection and sterilization, the disinfection and sterilization concentrated area in a closed environment can be predicted through the recorded data of the storage database, calculation and processing of a personnel activity area are not needed every time, the data processing is accelerated, the time recording unit is used for recording time, and the recorded content comprises time data such as the time from the last disinfection and sterilization, the disinfection and sterilization duration, the time for entering of a person after disinfection and sterilization and the like;
the output end of the central processing unit is connected with the input end of the storage database, and the output end of the time recording unit is connected with the input end of the central processing unit.
The model building module comprises a data receiving unit, a data processing unit and a coordinate building unit;
the data receiving unit is used for receiving scanning data of the plane scanner, the data processing unit is used for processing the data received by the data receiving unit, the length and width data of a plane graph of the closed environment are measured to form a two-dimensional model 1 of the closed environment, the coordinate establishing unit is used for establishing a plane rectangular coordinate system according to the plane data of the closed environment processed by the data processing unit on the basis of the two-dimensional model 1, so that each point of the two-dimensional model 1 can be subjected to coordinate positioning, the positioning of a personnel activity area is more accurate, meanwhile, the area and path of personnel activity can be converted into data, and the closed environment can be disinfected and sterilized more conveniently according to the data;
the output end of the plane scanner is connected with the input end of the data receiving unit, the output end of the data receiving unit is connected with the input end of the data processing unit, and the output end of the data processing unit is connected with the input end of the coordinate establishing unit.
The disinfection and sterilization mechanism comprises a disinfection water tank, a water pump, an electromagnetic valve and an atomizing nozzle 3;
the suction pump has been placed to disinfection water tank inside, atomizer 3 is installed on airtight environment top, pass through the pipe connection between suction pump and the atomizer 3, install the solenoid valve between atomizer 3 and the pipeline, suction pump and solenoid valve all control through central processing unit, the solenoid valve is used for controlling atomizer 3 to the concrete use, make can realize the fixed point disinfection to airtight environment, make can practice thrift the disinfectant, and simultaneously, the disinfection's effect has been improved.
The area marking module is also used for adding labels to the distance sensors 2 and the atomizing spray head 3, and the labels added to the distance sensors are j1、j2、j3、...、jnThe labels added by the plurality of atomizing spray heads 3 are W1、W2、W3、...、WmThe sterile water spray range of one atomizer 3 includes the detection areas of k distance sensors 2 among the atomizers 3.
The distance information collected by the plurality of distance sensors 2 is L respectively1、L2、L3、...、LnThe distance information measured by each distance sensor 2 corresponds to a label of one distance sensor 2, when the distance information collected by the distance sensors 2 changes, the time recording unit starts to record time, when the distance information collected by the distance sensors 2 is consistent with the initial value again, the time recording unit stops recording the time, the time length of the personnel moving in the area recorded by the distance sensors 2 is t, and the moving time length set of the personnel in the area is { t } t1、t2、t3、...、txWhere t is1、t2、t3、...、txRespectively shows the time length that each time the personnel stays in the area, and the central processing unit utilizes the atomizer 3 to carry out disinfection and sterilization treatment on the area according to the spraying range of the atomizer 3 to which the distance sensor 2 belongs.
The time of the atomizing nozzle 3 for sterilizing the closed space is calculated according to the following formula:
Figure BDA0002499458200000121
when T is larger than or equal to A, A represents the threshold value of the retention time, and the disinfection and sterilization time of the atomizing nozzle 3 to the area is B seconds;
when T is less than A, the time for sterilizing the area by the atomizing nozzle 3 is C seconds.
Because the longer the time that the personnel move in the area, the higher the possibility of germ residues, the calculation of the average stay time of the personnel moving in the area confirms the possibility of germ residues in the area, and by controlling the spraying time of the disinfectant, on one hand, the resources can be saved, and on the other hand, the damage to the articles in the area caused by the use of each time of the excessive disinfectant is avoided.
And a flowmeter is arranged between the water suction pump and the pipeline and used for measuring the volume of the total sterilized water sprayed each time, so that the consumption of the sterilized water every day can be counted.
The display screen is arranged outdoors in a closed environment, and the content displayed by the display screen comprises a two-dimensional model 1 marked with a disinfection area, disinfection duration, current disinfection ending time and disinfection interval duration information.
The first embodiment is as follows:
the area marking module is also used for adding labels to 90 distance sensors 2 and 6 atomizer heads 3, wherein the label added by the 90 distance sensors is j1、j2、j3、...、j90The labels added by the 6 atomizing nozzles 3 are W1、W2、W3、W4、W5、W6The range of spraying the sterilizing water of one atomizer 3 includes the detection areas of 20 distance sensors 2 centered on the atomizer 3.
W1Corresponding distance sensor j of atomizing nozzle1-j20The sensing area of (a);
j8the distance sensor detects distance change, namely personnel movement;
the distance information collected by the 90 distance sensors 2 is L respectively1、L2、L3、...、L90The distance information measured by each distance sensor 2 corresponds to a label of one distance sensor 2, when the distance information collected by the distance sensors 2 changes, the time recording unit starts to record time, when the distance information collected by the distance sensors 2 is consistent with the initial value again, the time recording unit stops recording the time, the time length of activity of personnel in the area recorded by the distance sensors 2 is t seconds, the time length set of activity of the personnel in the area is {120, 15, 32, 152, 3, 51, 62, 182}, and the central processing unit is used for recording the time length of the activity of the personnel in the area according to the distance information collected by the distance sensors 2, wherein the time length ofThe atomization nozzle 3 to which the distance sensor 2 belongs is used for carrying out disinfection and sterilization treatment on the area within the spraying range of the atomization nozzle 3.
The time of the atomizing nozzle 3 for sterilizing the closed space is calculated according to the following formula:
Figure BDA0002499458200000141
t ≧ a ═ 60, a ═ 60 denotes the threshold value of the dwell time, and the atomizer 3 is assigned to the region W to which it belongs1The disinfection and sterilization time is B-3 seconds;
because the longer the time that the personnel move in the area, the higher the possibility of germ residues, the calculation of the average stay time of the personnel moving in the area confirms the possibility of germ residues in the area, and by controlling the spraying time of the disinfectant, on one hand, the resources can be saved, and on the other hand, the damage to the articles in the area caused by the use of each time of the excessive disinfectant is avoided.
And a flowmeter is arranged between the water suction pump and the pipeline and used for measuring the volume of the total sterilized water sprayed each time, so that the consumption of the sterilized water every day can be counted.
The display screen is arranged outdoors in a closed environment, and the content displayed by the display screen comprises a two-dimensional model 1 marked with a disinfection area, disinfection duration, current disinfection ending time and disinfection interval duration information.
Example two:
the area marking module is also used for adding labels to 90 distance sensors 2 and 6 atomizer heads 3, wherein the label added by the 90 distance sensors is j1、j2、j3、...、j90The labels added by the 6 atomizing nozzles 3 are W1、W2、W3、W4、W5、W6The range of spraying the sterilizing water of one atomizer 3 includes the detection areas of 20 distance sensors 2 among the atomizers 3.
W1Corresponding distance sensor j of atomizing nozzle1-j20The sensing area of (a);
j8the distance sensor detects distance change, namely personnel movement;
the distance information collected by the 90 distance sensors 2 is L respectively1、L2、L3、...、L90The distance information measured by each distance sensor 2 corresponds to a label of one distance sensor 2, when the distance information collected by the distance sensors 2 changes, the time recording unit starts to record time, when the distance information collected by the distance sensors 2 is consistent with the initial value again, the time recording unit stops recording time, the time of activity of a person in the area recorded by the distance sensors 2 is t seconds, the activity time of the person in the area is {74, 15, 32, 52, 102, 51, 62, 65, 12 and 31}, and the central processing unit carries out disinfection and sterilization treatment on the area by using the atomizing nozzles 3 according to the spraying range of the atomizing nozzles 3 to which the distance sensors 2 belong.
The time of the atomizing nozzle 3 for sterilizing the closed space is calculated according to the following formula:
Figure BDA0002499458200000151
t < a ═ 60, a ═ 60s denotes the time threshold for which the mobile person stays in a certain area, to which the atomizer head 3 belongs to the area W1The time period of sterilization of (2) is 1 second.
Because the longer the time that the personnel move in the area, the higher the possibility of germ residues, the calculation of the average stay time of the personnel moving in the area confirms the possibility of germ residues in the area, and by controlling the spraying time of the disinfectant, on one hand, the resources can be saved, and on the other hand, the damage to the articles in the area caused by the use of each time of the excessive disinfectant is avoided.
And a flowmeter is arranged between the water suction pump and the pipeline and used for measuring the volume of the total sterilized water sprayed each time, so that the consumption of the sterilized water every day can be counted.
The display screen is arranged outdoors in a closed environment, and the content displayed by the display screen comprises a two-dimensional model 1 marked with a disinfection area, disinfection duration, current disinfection ending time and disinfection interval duration information.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (10)

1. The utility model provides a closed environment disinfection and sterilization system based on data analysis which characterized in that: the disinfection and sterilization system comprises a central processing unit, a data acquisition module, a model establishment module, an area marking module, a disinfection and sterilization mechanism and a display screen;
the data acquisition module is used for acquiring environmental data of a closed environment and internal personnel information data, the central processing unit is used for processing the personnel information data acquired by the data acquisition module, the model establishment module establishes a two-dimensional model of the closed environment according to the environmental data acquired by the data acquisition module, the area marking module marks personnel activity areas in the two-dimensional model according to the personnel information data processed by the central processing unit, the disinfection and sterilization mechanism carries out disinfection and sterilization treatment on the closed environment according to the processing result of the central processing unit on the data, and the display screen is used for displaying the two-dimensional model of the personnel activity areas marked by the area marking module;
the output end of the data acquisition module is connected with the input end of the model building module and the input end of the central processing unit, the model building module outputs a two-dimensional model, the output end of the central processing unit is connected with the input end of the area marking module, the output end of the area marking module is connected with the two-dimensional model, the two-dimensional model is output and displayed on the display screen, the two-dimensional model is output to the central processing unit, and the output end of the central processing unit is connected with the input end of the disinfection and sterilization mechanism.
2. The closed environment disinfection and sterilization system based on data analysis of claim 1, wherein: the data acquisition module comprises a plurality of distance sensors, a plane scanner and a human body infrared sensor;
the distance sensors are installed at the top end of the closed environment, are in a uniformly distributed state and are used for collecting activity information of personnel in the closed environment, the plane scanner is used for collecting environment data of the closed environment, and the human body infrared sensor is used for collecting whether personnel activity exists in the closed environment;
the output ends of the distance sensor and the human body infrared sensor are connected with the input end of the central processing unit, and the output end of the plane scanner is connected with the input end of the model building module.
3. The closed environment disinfection and sterilization system based on data analysis of claim 2, wherein: the central processor also comprises a storage database and a time recording unit;
the storage database is used for recording each time of disinfection and sterilization, and the time recording unit is used for recording time;
the output end of the central processing unit is connected with the input end of the storage database, and the output end of the time recording unit is connected with the input end of the central processing unit.
4. The closed environment disinfection and sterilization system based on data analysis of claim 3, wherein: the model building module comprises a data receiving unit, a data processing unit and a coordinate building unit;
the data receiving unit is used for receiving scanning data of the plane scanner, the data processing unit is used for processing the data received by the data receiving unit to form a two-dimensional model of the closed environment, and the coordinate establishing unit is used for establishing a plane rectangular coordinate system based on the two-dimensional model according to the closed environment plane data processed by the data processing unit;
the output end of the plane scanner is connected with the input end of the data receiving unit, the output end of the data receiving unit is connected with the input end of the data processing unit, and the output end of the data processing unit is connected with the input end of the coordinate establishing unit.
5. The closed environment disinfection and sterilization system based on data analysis of claim 4, wherein: the disinfection and sterilization mechanism comprises a disinfection water tank, a water pump, an electromagnetic valve and an atomization nozzle;
the inside suction pump of having placed of disinfection water tank, atomizer installs on airtight environment top, pass through the pipe connection between suction pump and the atomizer, install the solenoid valve between atomizer and the pipeline, suction pump and solenoid valve all control through central processing unit.
6. The closed environment disinfection and sterilization system based on data analysis of claim 5, wherein: the area marking module is also used for adding labels to the distance sensors and the atomizing spray head, and the number of the labels added to the distance sensors is j1、j2、j3、...、jnThe labels added by the plurality of atomizing spray heads are W1、W2、W3、...、WmAnd the spraying range of the sterilizing water of one atomizing nozzle comprises detection areas of k distance sensors in the atomizing nozzle.
7. The closed environment disinfection and sterilization system based on data analysis of claim 6, wherein: the distance information collected by the distance sensors is L respectively1、L2、L3、...、LnThe distance information measured by each distance sensor corresponds to one distance sensor respectivelyWhen the distance information collected by the distance sensor changes, the time recording unit starts to record time, when the distance information collected by the distance sensor is consistent with the initial value again, the time recording unit stops recording the time, the time length of the personnel moving in the area recorded by the distance sensor is t, and the time length set of the personnel moving in the area is { t } t1、t2、t3、...、txWhere t is1、t2、t3、...、txRespectively showing the time length of each time that the personnel stay in the area, and the central processing unit utilizes the atomizing nozzle to carry out disinfection and sterilization treatment on the area according to the spraying range of the atomizing nozzle to which the distance sensor belongs.
8. The closed environment disinfection and sterilization system based on data analysis of claim 7, wherein: the time of the atomizing nozzle for sterilizing the closed space is calculated according to the following formula:
Figure FDA0002499458190000041
when T is larger than or equal to A, A represents the threshold value of the retention time, and the disinfection and sterilization time of the atomizing nozzle to the area is B seconds;
when T is less than A, the sterilizing time of the atomizing nozzle to the area is C seconds.
9. The closed environment disinfection and sterilization system based on data analysis of claim 8, wherein: and a flowmeter is arranged between the water suction pump and the pipeline and used for measuring the volume of the total disinfectant water sprayed each time.
10. The closed environment disinfection and sterilization system based on data analysis of claim 9, wherein: the display screen is installed outdoors in a closed environment, and the content displayed by the display screen comprises a two-dimensional model marked with a disinfection area, disinfection duration, disinfection ending distance current duration and disinfection interval duration information of each time.
CN202010428857.9A 2020-05-20 2020-05-20 Closed environment disinfection and sterilization system based on data analysis Pending CN111544634A (en)

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Application publication date: 20200818