CN114460885B - Clean laboratory building management device - Google Patents

Clean laboratory building management device Download PDF

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Publication number
CN114460885B
CN114460885B CN202210131880.0A CN202210131880A CN114460885B CN 114460885 B CN114460885 B CN 114460885B CN 202210131880 A CN202210131880 A CN 202210131880A CN 114460885 B CN114460885 B CN 114460885B
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chip
module
disinfection
management device
channel
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CN114460885A (en
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张宏图
冯卯成
王鸿浩
张嘉开
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Jindatu Decoration Construction Co ltd
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Jindatu Decoration Construction Co ltd
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    • GPHYSICS
    • G05CONTROLLING; REGULATING
    • G05BCONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B19/00Programme-control systems
    • G05B19/02Programme-control systems electric
    • G05B19/04Programme control other than numerical control, i.e. in sequence controllers or logic controllers
    • G05B19/042Programme control other than numerical control, i.e. in sequence controllers or logic controllers using digital processors
    • G05B19/0423Input/output
    • GPHYSICS
    • G05CONTROLLING; REGULATING
    • G05BCONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B2219/00Program-control systems
    • G05B2219/20Pc systems
    • G05B2219/24Pc safety
    • G05B2219/24215Scada supervisory control and data acquisition
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P90/00Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
    • Y02P90/02Total factory control, e.g. smart factories, flexible manufacturing systems [FMS] or integrated manufacturing systems [IMS]

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Apparatus For Disinfection Or Sterilisation (AREA)

Abstract

The invention discloses a clean laboratory building management device, comprising: the system comprises a master management device and slave management devices, wherein the master management device can communicate with a plurality of slave management devices through a WIFI network, the slave management devices collect environmental information in a room and manage intelligent electrical appliances, the master management device comprises a master control module, and a master power module, a door lock management module, a disinfection channel management module, a master WIFI communication module and a 4G communication module which are connected with the master control module, the door lock management module is used for opening and closing a disinfection channel door lock, the disinfection channel management module can respectively monitor the states of people and goods in a disinfection channel, and the master WIFI communication module is used for connecting an IP camera and the slave management device; the invention is convenient for centralized intelligent control, can detect and control the laboratory environment, has the function of character separation and disinfection management, and has good market application value.

Description

Clean laboratory building management device
Technical Field
The invention relates to the field of intelligent building management, in particular to a clean laboratory building management device.
Background
Along with the development of science and technology and the development of society, an automatic management mode is adopted in more and more buildings, but because a high-standard environment is needed in a laboratory, people entering the building are disinfected, the management difficulty is high, and most of the existing laboratories are used for separately disinfecting, detecting and the like, so that the intelligent control requirement cannot be met.
Disclosure of Invention
Aiming at the defects of the existing laboratory building management mode, the invention provides the clean laboratory building management device which is convenient for centralized intelligent management and control, can detect and control the laboratory environment and has the function of separating and sterilizing people.
The technical scheme adopted for solving the technical problems is as follows:
Provided is a clean laboratory building management device, including: the intelligent household intelligent management system comprises a main management device and a plurality of auxiliary management devices, wherein the main management device can communicate with the auxiliary management devices through a WIFI network, the auxiliary management devices collect indoor environment information and manage intelligent appliances, the main management device comprises a main control module, a main power module, a door lock management module, a disinfection channel management module, a main WIFI communication module and a 4G communication module, the main power module is connected with the main control module, the main power module is used for providing stable working voltage for the main management device, the door lock management module is used for opening and closing a disinfection channel door lock, the disinfection channel management module can respectively monitor the states of people and goods in a disinfection channel, the main WIFI communication module is used for connecting an IP camera and the auxiliary management device, and the 4G communication module can communicate with an upper system.
Further, the main control module comprises a chip U18, a key circuit and a watchdog circuit, wherein the watchdog circuit is connected with the chip U18 and used for encrypting the chip U18 during data transmission, the key circuit comprises 8 groups of keys, one end of each group of keys is grounded, and the other end of each group of keys is connected with the chip U18.
Further, the main power supply module comprises an external power supply circuit, a lithium battery management circuit and a lithium battery power supply circuit, the external power supply circuit comprises a chip U4 and a chip U5, the input end of the chip U4 is connected with 220V voltage, the output end of the chip U4 is connected with 12V voltage, the input end of the chip U5 is connected with 12V voltage, the output end of the chip U4 is connected with 3.3V voltage, the model of the chip U4 is LNK306, the model of the chip U5 is LM1085-3.3, the input end of the lithium battery management circuit is connected with 12V voltage, the output end of the chip U5 is connected with a lithium battery, the control end of the chip U18 can charge the lithium battery, the lithium battery power supply circuit comprises chips U1 and U3, the input end of the chip U1 is connected with battery voltage BAT+, the output end of the chip U3.3V voltage, the input end of the chip U3 is connected with the battery voltage BAT+, the output end of the chip U1 is connected with 12V voltage, the model of the chip U1 is LM 5-3.3, and the model of the chip U3 is 6005.
Further, the bluetooth intelligent door lock is connected through the mode of bluetooth communication to the door lock management module, bluetooth intelligent door lock has 4, sets up the access & exit department in the disinfection passageway of people's disinfection passageway and goods respectively, the door lock management module includes chip U7, chip U7's communication port with chip U18's communication port links to each other, chip U7's signal transmission part connection antenna T1, chip U7's model is NRF51822.
Further, the disinfection channel management module comprises a disinfection device switch circuit, a conveyor belt driving circuit and a correlation detection circuit, wherein the disinfection device switch circuit comprises a first channel switch circuit and a second channel switch circuit, the first channel switch circuit is used for disinfecting a disinfection channel of a person and comprises a silicon controlled rectifier Q101 and a photoelectric coupler U101, the input end of the silicon controlled rectifier Q101 is connected with 220V voltage, the output end of the silicon controlled rectifier Q101 is connected with the disinfection device, the control end of the silicon controlled rectifier Q101 is connected with the output end of the photoelectric coupler U101, the input end of the photoelectric coupler U101 is connected with the chip U18, the second channel switch circuit is used for disinfecting the disinfection channel of the object, and the circuit structure of the second channel switch circuit is the same as that of the first channel switch circuit; the conveyor belt driving circuit can convey goods entering the disinfection channel of the object, and comprises a photoelectric coupler U32, an MOS tube Q7 and a first rectifying bridge, wherein the input end of the photoelectric coupler U32 is connected with the PWM signal sending end of the chip U18, the output end of the photoelectric coupler U is connected with the grid electrode of the MOS tube Q7, the first input end and the second input end of the first rectifying bridge are respectively connected with the anode and the cathode of 220V alternating current, the first output end of the first rectifying bridge is connected with the first end of a conveying motor B1, the second output end of the first rectifying bridge is connected with the source electrode of the MOS tube Q7, and the drain electrode of the MOS tube Q7 is connected with the second end of the conveying motor B1; the correlation detection circuit comprises 4 groups of correlation sensors, wherein the 4 groups of correlation sensors are respectively arranged at the inlet and outlet of a disinfection channel close to a person and a disinfection channel of goods, the correlation sensors are powered by 12V, the output ends of each group of correlation sensors are respectively connected with an IO port of a chip U18, and the model of each correlation sensor is CX411.
Further, the main WIFI communication module comprises a chip U27, a cache chip U23 is connected to the chip U27, the type of the chip U27 is ESP8266EX, the type of the cache chip U23 is AT25320, a communication port of the chip U27 is connected with a communication port of the chip U18, a signal transmitting port of the chip U27 is connected with an antenna T7, and the main WIFI communication module is used for being connected with an IP camera and a slave management device, and the IP camera is used for face recognition and disinfection channel monitoring.
Further, the 4G communication module comprises a 4G communication chip and a SIM card interface connected with the 4G communication chip, and the 4G communication chip is connected with a communication port of the chip U18.
Further, the slave management device comprises a slave control module, and a slave power supply module, a detection module and a slave WIFI module which are connected with the slave control module, wherein the slave control module comprises a chip U22, the model of the chip U22 is STM32L412T8, the slave power supply module provides stable working voltage for the slave management device, and the circuit structure of the slave power supply module is the same as that of the master power supply module.
Further, the detection module comprises a temperature detection circuit, a humidity detection circuit, a light intensity detection circuit, a dust detection circuit and a gas detection circuit, wherein the temperature detection circuit comprises a chip U13, the chip U13 is connected with a chip U22, and the model of the chip U13 is TMP75C; the humidity detection circuit comprises a chip U14 and a humidity sensor C46, wherein the input end of the chip U14 is connected with the humidity sensor C46, the output end of the chip U22 is connected with the humidity sensor C46, the model of the humidity sensor C46 is C_RH, and the model of the chip U14 is NE7555; the light intensity detection circuit comprises a photoresistor R44, wherein one end of the photoresistor R44 is connected with 3.3V voltage, and the other end of the photoresistor R44 is connected with the chip U22; the dust detection circuit comprises a sensor M7, the sensor M7 is powered by 3.3V, the output end of the sensor M7 is connected with a chip U22, the model of the sensor M7 is GP2Y1010AU0F, the gas detection circuit comprises a chip U25, the chip U25 is connected with the chip U22, and the model of the chip U25 is MQ-2.
Further, the circuit chip of the secondary WIFI module is the same as the primary WIFI module, and the secondary WIFI module is used for communicating with the primary WIFI module and communicating with indoor intelligent electrical appliances.
Compared with the prior art, the invention has the beneficial effects that:
The intelligent management system comprises a master management device and a slave management device, wherein the slave management device is arranged in a laboratory, can detect environmental information in the laboratory and control indoor intelligent equipment, the environmental information can be transmitted to the master management device through WIFI communication, and then is transmitted to an upper system platform through 4G communication, the master management device is arranged at a passage opening, an access control and disinfection passage is arranged at the passage opening, personnel can enter each laboratory through the passage after passing through the access control and the disinfection, the master management device can be connected with the slave management device and can perform access control and disinfection management on the disinfection passage of the personnel and the objects, the master WIFI communication module can be connected with an IP camera for authority identification and monitoring, the upper system platform can control the master management device through 4G communication, each master management device collects environmental data in all the laboratories in the passage, integrates information of personnel and materials in and out of the disinfection information, and then is uploaded to the system platform through a 4G communication module, so that the system platform can timely master information conditions of each laboratory in a building, the personnel can timely respond to create good laboratory environments, and simultaneously, the master and slave laboratory intelligent management network in the building is formed through the platform and the master and the management device.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is a schematic diagram of the principle structure of the main control module of the present invention;
FIG. 3 is a schematic diagram of the key circuit of the present invention;
FIG. 4 is a schematic diagram of the external power supply circuit of the present invention;
FIG. 5 is a schematic diagram of the principle structure of the lithium battery management circuit of the present invention;
FIG. 6 is a schematic diagram of the principle structure of the lithium battery power supply circuit of the present invention;
FIG. 7 is a schematic diagram of the principle and structure of the door lock management module of the present invention;
FIG. 8 is a schematic diagram of the switching circuit of the disinfection device of the present invention;
FIG. 9 is a schematic diagram of the principle structure of the conveyor belt driving circuit of the present invention;
FIG. 10 is a schematic diagram of the correlation detection circuit of the present invention;
Fig. 11 is a schematic structural diagram of a main WIFI communication module according to the present invention;
FIG. 12 is a schematic diagram of the principle structure of the 4G communication module of the present invention;
FIG. 13 is a schematic diagram of the principle and structure of the slave control module of the present invention;
FIG. 14 is a schematic diagram of the temperature detection circuit of the present invention;
FIG. 15 is a schematic diagram of the humidity detection circuit of the present invention;
FIG. 16 is a schematic diagram of the principle structure of the light intensity detection circuit of the present invention;
FIG. 17 is a schematic diagram of the dust detection circuit of the present invention;
FIG. 18 is a schematic diagram of the gas detection circuit of the present invention;
fig. 19 is a schematic diagram of the principle and structure of the WIFI module according to the present invention.
Detailed Description
In order that the invention may be readily understood, a more particular description thereof will be rendered by reference to specific embodiments that are illustrated in the appended drawings. The preferred embodiments of the present invention are illustrated in the drawings, but the present invention can be embodied in many different forms and is not limited to the embodiments described in the present specification. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.
The present invention will be described in detail below with reference to the accompanying drawings.
Embodiment 1 as shown in fig. 1, there is provided a clean laboratory building management device comprising: the intelligent household intelligent management system comprises a main management device and a plurality of auxiliary management devices, wherein the main management device can communicate with the auxiliary management devices through a WIFI network, the auxiliary management devices collect indoor environment information and manage intelligent appliances, the main management device comprises a main control module, a main power module, a door lock management module, a disinfection channel management module, a main WIFI communication module and a 4G communication module, the main power module is connected with the main control module, the main power module is used for providing stable working voltage for the main management device, the door lock management module is used for opening and closing a disinfection channel door lock, the disinfection channel management module can respectively monitor the states of people and goods in a disinfection channel, the main WIFI communication module is used for connecting an IP camera and the auxiliary management device, and the 4G communication module can communicate with an upper system.
In this embodiment, from the setting of management device in the laboratory, but the environmental information in detectable module detectable laboratory, environmental information can be transmitted to the main management device through the WIFI communication, again by 4G communication transmission upper system platform, the main management device sets up in the passway department, be equipped with entrance guard and disinfection passageway in passway department, personnel through entrance guard and disinfection after, can get into each laboratory by the corridor passageway, main management device joinable control is from management device, can carry out entrance guard and disinfection management to people and thing disinfection passageway simultaneously, main WIFI communication module still joinable IP camera is used for permission discernment and control, upper system platform accessible 4G communication is controlled main management device.
In embodiment 2, the main control module includes a chip U18 and a key circuit, as shown in fig. 2, a 61 pin of the chip U18 is connected with a watchdog chip U10, a 5 pin is connected with a crystal oscillator X1, a 7 pin is connected with a reset key S2, the model of the chip U18 is STM32L412, the model of the watchdog chip U10 is MAX824S, as shown in fig. 3, the key circuit includes 8 groups of keys, one end of each group of keys is grounded, and the other end of each group of keys is connected with the chip U18.
In this embodiment, the main control module may analyze the command from the system platform, issue the command to other modules, integrate the acquired information of the slave device, and feed the integrated information back to the system platform, and may also analyze the information of the person and the article according to the program setting to perform disinfection control.
In embodiment 3, the main power module includes an external power supply circuit, a lithium battery management circuit and a lithium battery power supply circuit, as shown in fig. 4, the external power supply circuit includes a chip U4 and a chip U5, the input end of the chip U4 is connected with 220V voltage, the output end is connected with 12V voltage, the 12V voltage is supplied to the chip U5 and the lithium battery management circuit, the input end of the chip U5 is connected with 12V voltage, the output end is connected with 3.3V voltage, the 3.3V voltage is supplied to the chip in the main power management device, the model number of the chip U4 is LNK306, the model number of the chip U5 is LM1085-3.3, as shown in fig. 5, the input end of the lithium battery management circuit is connected with 12V voltage, the output end is connected with a lithium battery, the control end is connected with the chip U18, the lithium battery can be charged, as shown in fig. 6, the input end of the chip U1 is connected with battery voltage bat+, the output end is connected with 3.3V voltage, the model number of the chip U3 is LM1085-3, and the model number of the chip U3 is LM 5.
In the embodiment, 220V power supply is adopted in the system at ordinary times, and the lithium battery is charged, so that the lithium battery is supplied with power when power is off, the stable operation of the system is ensured, and the lithium battery adopts a battery management chip, so that overcharge and overcurrent can be prevented.
Embodiment 4, as shown in fig. 7, the bluetooth intelligent door lock is connected through bluetooth communication's mode to the door lock management module, bluetooth intelligent door lock has 4, sets up the access & exit department in the disinfection passageway of people's disinfection passageway and goods respectively, the door lock management module includes chip U7, chip U7's communication port with chip U18's communication port links to each other, chip U7's signal transmission part connects antenna T1, chip U7's model is NRF51822.
In this embodiment, the bluetooth intelligence lock is connected through the mode of bluetooth communication to lock management module, need not to walk the line, and is more convenient, and people and thing passageway all have 2 locks, set up in passageway access & exit department, and main control module analysis authority opens first lock through bluetooth chip U7, and the condition reaches the back, opens the second through bluetooth chip U7.
In embodiment 5, as shown in fig. 8, the disinfection channel management module includes a disinfection device switch circuit, a conveyor belt driving circuit and a correlation detection circuit, where the disinfection device switch circuit includes a first channel switch circuit and a second channel switch circuit, the first channel switch circuit is used for disinfecting a disinfection channel of the person, and includes a silicon controlled rectifier Q101 and a photo-coupler U101, the input end of the silicon controlled rectifier Q101 is connected with 220V voltage, the output end is connected with a disinfection device, the control end is connected with the output end of the photo-coupler U101, the input end of the photo-coupler U101 is connected with the chip U18, the second channel switch circuit is used for disinfecting the disinfection channel of the object, and the circuit structure of the second channel switch circuit is the same as that of the first channel switch circuit; as shown in fig. 9, the conveyor belt driving circuit can transmit the goods entering the disinfection channel of the object, the conveyor belt driving circuit comprises a photoelectric coupler U32, a MOS tube Q7 and a first rectifying bridge, the input end of the photoelectric coupler U32 is connected with the PWM signal transmitting end of the chip U18, the output end of the photoelectric coupler is connected with the gate of the MOS tube Q7, the first input end and the second input end of the first rectifying bridge are respectively connected with the positive pole and the negative pole of 220V alternating current, the first output end of the first rectifying bridge is connected with the first end of the conveying motor B1, the second output end of the first rectifying bridge is connected with the source of the MOS tube Q7, and the drain electrode of the MOS tube Q7 is connected with the second end of the conveying motor B1; as shown in fig. 10, the correlation detection circuit includes 4 sets of correlation sensors, the 4 sets of correlation sensors are respectively disposed at the entrance and exit of the disinfection channel close to the disinfection channel of the person and the disinfection channel of the goods, the correlation sensors are powered by 12V, the output end of each set of correlation sensors is respectively connected with the IO port of the chip U18, and the model of the correlation sensor is CX411.
In the embodiment, when a person or an object enters a disinfection channel, a disinfection device switch circuit drives a corresponding disinfection device switch to disinfect, the person and the object channel are separated, the object enters a conveyor belt which is required to be placed on the object channel, a conveyor belt drive circuit is used for controlling the conveyor belt of the object channel, a main control module sends PWM signals, after being isolated by an optical coupler, the switch of an MOS (metal oxide semiconductor) tube is controlled, the work of a conveying motor can be controlled, the duty ratio of the PWM signals is regulated, the conduction state of the MOS tube is controlled, the voltage at two ends of the motor of the conveying belt can be controlled, and the rotating speed of the conveyor belt is regulated, so that the disinfection duration and the disinfection state of the object in the disinfection channel can be regulated according to requirements; the 4 groups of correlation sensors are respectively arranged at the entrance and exit of the disinfection channel close to the person and the disinfection channel of the goods, the correlation sensor sends a signal when the person or the object enters, and the correlation sensor sends a signal when the person or the object leaves after the disinfection is finished, so that basis is provided for the main control module to judge the disinfection duration and the state of the main control module, the main control module determines whether the requirements are met or not, and the second door lock is opened, so that the clean environment in a laboratory can be ensured through person separation and disinfection state management.
Embodiment 6, as shown in fig. 11, the main WIFI communication module includes a chip U27, a cache chip U23 is connected to the chip U27, the type of the chip U27 is ESP8266EX, the type of the cache chip U23 is AT25320, the communication port of the chip U27 is connected with the communication port of the chip U18, the signal transmitting port of the chip U27 is connected with an antenna T7, and the main WIFI communication module is used for connecting an IP camera and a slave management device, and the IP camera is used for face recognition and disinfection channel monitoring.
In this embodiment, main WIFI communication module is used for connecting IP camera and follow management device, the IP camera is used for face identification and disinfection passageway control, sets up the IP camera in passageway entrance, carries out face identification, opens the door to the person who has authority, also can install the control at disinfection passageway and corridor passageway according to the demand if necessary, simultaneously, adopts IP camera WIFI to connect, can avoid the line of walking, also can add at any time and reduce, facilitate the use.
In embodiment 7, as shown in fig. 12, the 4G communication module includes a 4G communication chip and a SIM card interface connected to the 4G communication chip, where the 4G communication chip is connected to a communication port of the chip U18.
In this embodiment, a 4G communication module is provided, which can transmit the status of the master management device or the collected data of the slave management device to the system platform, or receive the instruction of the system platform to perform corresponding operations.
In embodiment 8, the slave management device includes a slave control module, and a slave power module, a detection module and a slave WIFI module that are connected to the slave control module, as shown in fig. 13, where the slave control module includes a chip U22, the model of the chip U22 is STM32L412T8, the slave power module provides a stable working voltage for the slave management device, and the circuit structure of the slave power module is the same as that of the master power module.
In this embodiment, the slave management device is configured to detect and adjust environmental conditions in the laboratory, and at the same time, upload environmental information to the master management device.
In embodiment 9, the detection module includes a temperature detection circuit, a humidity detection circuit, a light intensity detection circuit, a dust detection circuit, and a gas detection circuit, as shown in fig. 14, where the temperature detection circuit includes a chip U13, the chip U13 is connected to the chip U22, and the model of the chip U13 is TMP75C; as shown in fig. 15, the humidity detection circuit includes a chip U14 and a humidity sensor C46, wherein an input end of the chip U14 is connected to the humidity sensor C46, an output end of the chip U22 is connected to the humidity sensor C46, a model of the humidity sensor C46 is c_rh, and a model of the chip U14 is NE7555; as shown in fig. 16, the light intensity detection circuit includes a photo resistor R44, where one end of the photo resistor R44 is connected to a 3.3V voltage, and the other end is connected to the chip U22; as shown in fig. 17, the dust detection circuit includes a sensor M7, the sensor M7 is powered by 3.3V, an output end of the sensor M7 is connected to the chip U22, a model of the sensor M7 is GP2Y1010AU0F, as shown in fig. 18, the gas detection circuit includes a chip U25, the chip U25 is connected to the chip U22, and a model of the chip U25 is MQ-2.
In this embodiment, the detection module is used for detecting environmental data such as temperature and humidity, air quality, dust, illumination in the laboratory to in time discover, handle when the data exceeds standard, build the laboratory environment that accords with the standard.
In embodiment 10, as shown in fig. 19, the circuit chip of the secondary WIFI module is the same as the primary WIFI module, and the secondary WIFI module is used for communicating with the primary WIFI module and communicating with an indoor intelligent electrical appliance.
In this embodiment, the slave WIFI module may be connected to the master WIFI module to implement master-slave device communication, and meanwhile, may also be connected to an intelligent electrical device for environmental regulation in a laboratory, such as an intelligent lamp, an intelligent air conditioner, and a ventilation system, where when temperature data detected by the detection module exceeds a set value, the air conditioner will be automatically turned on through a WIFI network, and when indoor illumination detected by the detection module does not meet a requirement, the intelligent lamp will be connected to a WIFI network to perform dimming, and through the slave WIFI module, the slave management device may communicate with the master management device and the indoor intelligent device wirelessly, and the master management module is combined.
The working principle of the invention is as follows:
The secondary management device is arranged in a laboratory, the detectable module can detect temperature and humidity, illumination, dust and air quality information in the laboratory, when environmental monitoring exceeds standard, the secondary WIFI module controls corresponding intelligent electric appliances (such as air conditioners, ventilating fans and the like) to work, indoor environments are adjusted, meanwhile, the environmental information can be transmitted to the primary management device through WIFI communication and then transmitted to the system platform through 4G communication, the primary management device is arranged in a channel port, the secondary management device can be controlled in a connecting mode, meanwhile, people and objects can be controlled in a sterilizing channel, when people or objects enter, the primary management device recognizes permission, a first door lock is opened, sterilization is carried out simultaneously, sterilization is completed, and a second door lock is opened.
The above-described features are continuously combined with each other to form various embodiments not listed above, and are regarded as the scope of the present invention described in the specification; and, it will be apparent to those skilled in the art from this disclosure that modifications and variations can be made without departing from the scope of the invention defined in the appended claims.

Claims (9)

1. A clean laboratory building management device, comprising: the intelligent household appliance management system comprises a master management device and a slave management device, wherein the master management device is communicated with a plurality of slave management devices through a WIFI network, the slave management device is used for collecting indoor environment information and managing intelligent appliances, the master management device comprises a master control module, a master power module, a door lock management module, a disinfection channel management module, a master WIFI communication module and a 4G communication module, the master power module is connected with the master control module, the master power module is used for providing stable working voltage for the master management device, the door lock management module is used for controlling the opening and closing of a disinfection channel door lock, the disinfection channel management module is used for respectively supervising the states of people and objects in a disinfection channel, the master WIFI communication module is used for connecting an IP camera and the slave management device, and the 4G communication module can be communicated with an upper system;
The main management device performs access control and disinfection management on the human and object disinfection channels at the same time, and the main WIFI communication module can be connected with the IP camera for permission identification and monitoring;
the main control module analyzes information of people and articles in and out according to the setting and performs disinfection control;
The door lock management module is connected with the Bluetooth intelligent door lock in a Bluetooth communication mode, the Bluetooth intelligent door lock is provided with 4 channels and is respectively arranged at the entrance and the exit of a disinfection channel of a person and the entrance and the exit of an object, the person and the object channel are respectively provided with 2 channels of locks, the main control module analyzes the authority, the first channel of locks is opened through a Bluetooth chip U7, and after the condition is met, the second channel of locks is opened through the Bluetooth chip U7;
The disinfection channel management module comprises a disinfection device switch circuit, a conveyor belt driving circuit and a correlation detection circuit, wherein the disinfection device switch circuit comprises a first channel switch circuit and a second channel switch circuit;
The 4 groups of correlation sensors are respectively arranged at the entrances and exits of the disinfection channels close to the disinfection channels of the person and the object, the correlation sensors send out a signal when the person or the object enters, and the correlation sensors send out a signal when the person or the object leaves after the disinfection is finished, so that basis is provided for the main control module to judge the disinfection duration and state of the main control module, and the main control module determines whether the requirement is met or not and opens the second door lock;
The first channel switch circuit is used for disinfecting a disinfection channel of the person and comprises a silicon controlled rectifier Q101 and a photoelectric coupler U101, wherein the input end of the silicon controlled rectifier Q101 is connected with 220V voltage, the output end of the silicon controlled rectifier Q101 is connected with a disinfecting device, the control end of the silicon controlled rectifier Q101 is connected with the output end of the photoelectric coupler U101, the input end of the photoelectric coupler U101 is connected with a chip U18, the second channel switch circuit is used for disinfecting the disinfection channel of the person, and the circuit structure of the second channel switch circuit is the same as that of the first channel switch circuit; the conveyor belt driving circuit conveys objects entering a disinfection channel of the objects, the conveyor belt driving circuit comprises a photoelectric coupler U32, an MOS tube Q7 and a first rectifying bridge, the input end of the photoelectric coupler U32 is connected with a PWM signal transmitting end of a chip U18, the output end of the photoelectric coupler U is connected with a grid electrode of the MOS tube Q7, the first input end and the second input end of the first rectifying bridge are respectively connected with an anode and a cathode of 220V alternating current, the first output end of the first rectifying bridge is connected with a first end of a conveying motor B1, the second output end of the first rectifying bridge is connected with a source electrode of the MOS tube Q7, and a drain electrode of the MOS tube Q7 is connected with a second end of the conveying motor B1; the correlation detection circuit comprises 4 groups of correlation sensors, wherein the 4 groups of correlation sensors are respectively arranged at the inlet and outlet of a disinfection channel close to the disinfection channel of the person and the disinfection channel of the object, the correlation sensors are powered by 12V, and the output ends of each group of correlation sensors are respectively connected with the IO port of the chip U18; the object enters the conveyor belt arranged on the object channel, the conveyor belt driving circuit is used for controlling the conveyor belt of the object channel, the main control module sends PWM signals to control the switch of the MOS tube after being isolated by the optical coupler, the work of the conveying motor is controlled, the duty ratio of the PWM signals is regulated, the conduction state of the MOS tube is controlled, the voltages at two ends of the conveying belt motor are controlled, the rotating speed of the conveyor belt is regulated, and therefore the disinfection duration and state of the object in the disinfection channel are regulated according to requirements.
2. The clean laboratory building management device of claim 1, wherein the main control module comprises a chip U18, a key circuit and a watchdog circuit, the watchdog circuit is connected to the chip U18 and used for encrypting data transmission of the chip U18, the key circuit comprises 8 groups of keys, one end of each group of keys is grounded, and the other end of each group of keys is connected to the chip U18.
3. The clean laboratory building management device according to claim 2, wherein the main power module comprises an external power supply circuit, a lithium battery management circuit and a lithium battery power supply circuit, the external power supply circuit comprises a chip U4 and a chip U5, the input end of the chip U4 is connected with 220V voltage, the output end is connected with 12V voltage, the input end of the chip U5 is connected with 12V voltage, the output end is connected with 3.3V voltage, the input end of the lithium battery management circuit is connected with a lithium battery, the output end is connected with the chip U18, the lithium battery power supply circuit comprises chips U1 and U3, the input end of the chip U1 is connected with battery voltage bat+, the output end is connected with 3.3V voltage, and the input end of the chip U3 is connected with the battery voltage bat+ and the output end is connected with 12V voltage.
4. The clean laboratory building management device according to claim 3, wherein the door lock management module comprises a chip U7, a communication port of the chip U7 is connected with a communication port of the chip U18, and a signal transmitting end of the chip U7 is connected with an antenna T1.
5. The clean laboratory building management device according to claim 4, wherein the master WIFI communication module comprises a chip U27, a cache chip U23 is connected to the chip U27, a communication port of the chip U27 is connected to a communication port of the chip U18, a signal transmitting port of the chip U27 is connected to an antenna T7, and the master WIFI communication module is used for connecting the IP camera and the slave management device, and the IP camera is used for face recognition and disinfection channel monitoring.
6. The clean laboratory building management apparatus of claim 5, wherein the 4G communication module comprises a 4G communication chip and a SIM card interface connected to the 4G communication chip, the 4G communication chip being connected to a communication port of the chip U18.
7. The clean laboratory building management device according to claim 6, wherein the slave management device comprises a slave control module, and a slave power module, a detection module and a slave WIFI module connected to the slave control module, the slave control module comprises a chip U22, the slave power module provides an operating voltage for the slave management device, and a circuit structure of the slave power module is the same as a circuit structure of the master power module.
8. The clean laboratory building management device according to claim 7, wherein the detection module comprises a temperature detection circuit, a humidity detection circuit, a light intensity detection circuit, a dust detection circuit, and a gas detection circuit, the temperature detection circuit comprises a chip U13, and the chip U13 is connected with the chip U22; the humidity detection circuit comprises a chip U14 and a humidity sensor C46, wherein the input end of the chip U14 is connected with the humidity sensor C46, and the output end of the chip U22 is connected with the humidity sensor C46; the light intensity detection circuit comprises a photoresistor R44, wherein one end of the photoresistor R44 is connected with 3.3V voltage, and the other end of the photoresistor R44 is connected with the chip U22; the dust detection circuit comprises a sensor M7, the sensor M7 is powered by 3.3V, the output end of the sensor M7 is connected with a chip U22, the gas detection circuit comprises a chip U25, and the chip U25 is connected with the chip U22.
9. The clean laboratory building management device of claim 8, wherein the slave WIFI module is configured to communicate with the master WIFI module and with an indoor smart appliance.
CN202210131880.0A 2022-02-14 2022-02-14 Clean laboratory building management device Active CN114460885B (en)

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