CN111912454A - Environment monitoring system of medical linear accelerator machine room - Google Patents
Environment monitoring system of medical linear accelerator machine room Download PDFInfo
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- CN111912454A CN111912454A CN202010629485.6A CN202010629485A CN111912454A CN 111912454 A CN111912454 A CN 111912454A CN 202010629485 A CN202010629485 A CN 202010629485A CN 111912454 A CN111912454 A CN 111912454A
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Abstract
The invention provides an environment monitoring system of a medical linear accelerator machine room, which comprises a control module, and a temperature and humidity sensor, an alarm module and a power module which are respectively and electrically connected with the control module, wherein the temperature and humidity sensor is arranged in the medical linear accelerator machine room and used for detecting temperature and humidity data in the medical linear accelerator machine room, the temperature and humidity sensor transmits the detected temperature and humidity data to the control module in real time, the control module judges whether the temperature and humidity data exceed a set temperature and humidity threshold value, and when the temperature and humidity data exceed the set temperature and humidity threshold value, the control module controls the alarm module to work and triggers an alarm. By adopting the structure, when the real-time temperature and humidity data in the machine room of the linear accelerator exceeds the set temperature and humidity threshold, the alarm module is controlled to work and trigger alarm, so that the intelligent, simple and convenient linear accelerator machine room temperature and humidity monitoring system is very intelligent, simple and convenient, and saves manual monitoring work, thereby saving labor cost, and reducing the time for finding threshold alarm to improve the timeliness and speed of response.
Description
[ technical field ] A method for producing a semiconductor device
The invention relates to an environment monitoring system for a medical linear accelerator machine room.
[ background of the invention ]
Because the environmental parameters such as temperature and humidity in the computer lab not only directly influence the equipment security and the stability of accelerator circuit, still influence the accuracy of ionization chamber output dose in the accelerator, consequently medical linear accelerator computer lab is very high to the requirement of environment, instrument such as temperature table and hygrometer generally need be set up in medical linear accelerator computer lab and the environmental parameter in the medical linear accelerator computer lab is shown, and still need corresponding administrator to carry out untimely monitoring in order to know the environmental aspect of medical linear accelerator computer lab, consequently the mode of monitoring to medical linear accelerator computer lab is very loaded down with trivial details to the tradition, and is not intelligent. Although a dehumidifier and an air conditioner are generally arranged in the machine room to ensure that the temperature and the humidity are within the allowable range, faults occur sometimes, and particularly, the state of an accelerator cannot be monitored and corresponding emergency measures (such as addition of a dehumidifier) cannot be taken under the condition of an unattended machine room.
[ summary of the invention ]
The invention aims to provide an environment monitoring system for a medical linear accelerator room, which is intelligent, simple and convenient in operation mode, quick in response and low in cost.
The purpose of the invention is realized as follows:
the utility model provides an environment monitoring system of medical linear accelerator computer lab, including control module and respectively with temperature and humidity sensor, alarm module and the power module that the control module electricity is connected, temperature and humidity sensor locates in the medical linear accelerator computer lab in order to be used for detecting the humiture data in the medical linear accelerator computer lab, temperature and humidity sensor will detect humiture data transmit extremely in real time control module, control module judges whether this humiture data surpasss the humiture threshold value of settlement, when this humiture data surpasss the humiture threshold value of settlement control module control alarm module work and trigger the warning.
By adopting the structure, the control module automatically judges whether the real-time temperature and humidity data in the linear accelerator machine room exceeds the set temperature and humidity threshold value, and controls the alarm module to work and trigger alarm when the real-time temperature and humidity data in the linear accelerator machine room exceeds the set temperature and humidity threshold value, so that the intelligent, simple and convenient linear temperature and humidity monitoring system is very intelligent, simple and convenient, saves manual monitoring work, saves labor cost, reduces the finding time of threshold value alarm, improves the timeliness and speed of response, and is beneficial to improvement of machine room management work efficiency.
The environment monitoring system for the medical linear accelerator machine room is characterized by further comprising an air pressure sensor electrically connected with the control module, the air pressure sensor is arranged in the medical linear accelerator machine room and used for detecting atmospheric pressure data in the medical linear accelerator machine room, the atmospheric pressure data detected by the air pressure sensor are transmitted to the control module in real time, the control module judges whether the atmospheric pressure data exceed a set atmospheric pressure threshold value, and when the atmospheric pressure data exceed the set atmospheric pressure threshold value, the control module controls the alarm module to work and trigger alarm, so that simultaneous monitoring of temperature and humidity parameters and atmospheric pressure parameters is realized.
The environment monitoring system of the medical linear accelerator machine room further comprises a display module electrically connected with the control module, the control module transmits the received temperature and humidity data and the atmospheric pressure data to the display module, and the display module displays the temperature and humidity data and the atmospheric pressure data in the medical linear accelerator machine room in real time, so that a manager can conveniently observe the environment parameters in the medical linear accelerator machine room in real time.
As above, the environmental monitoring system of medical linear accelerator computer lab still include with the wireless communication module that the control module electricity is connected, wireless communication module will humiture data and atmospheric pressure data that control module received transmit to thing networking platform in real time to make user's accessible computer end and/or mobile device end log in thing networking platform and look over real-time humiture data and atmospheric pressure data in the medical linear accelerator computer lab, thereby realize the remote monitoring of environmental parameter in the medical linear accelerator computer lab, make monitoring system possess wireless portable characteristics, and be suitable for unmanned on duty.
According to the environment monitoring system of the medical linear accelerator machine room, the corresponding alarm program is arranged on the platform of the Internet of things, so that when the temperature and humidity data exceed the set temperature and humidity threshold value or the atmospheric pressure data exceed the set atmospheric pressure threshold value, alarm mail information and/or alarm short message information are sent to the computer end and/or the mobile equipment end, a remote alarm function is achieved, and an administrator can timely receive the alarm signal and timely process the alarm signal in different places.
According to the environment monitoring system for the medical linear accelerator machine room, the temperature threshold value is 0-30 ℃, the relative humidity threshold value is 0-80%, and the air pressure threshold value is 90-102Kpa, so that the environment monitoring system is suitable for high-requirement environment parameters of the medical linear accelerator machine room, and can realize timely alarming, timely finding and timely processing.
In the first type, the power supply module is respectively and electrically connected with the control module, the temperature and humidity sensor, the alarm module, the air pressure sensor, the display module and the wireless communication module to respectively provide power for the control module, the temperature and humidity sensor, the alarm module, the air pressure sensor, the display module and the wireless communication module. In a second power supply mode, the power module directly supplies power to the control module, the control module directly supplies power to the temperature and humidity sensor, the alarm module and the display module, and the control module is provided with a voltage conversion circuit which is electrically connected with the air pressure sensor and the wireless communication module to supply power to the air pressure sensor and the wireless communication module.
[ description of the drawings ]
The following detailed description of embodiments of the invention is provided in conjunction with the appended drawings, in which:
FIG. 1 is a block diagram schematically illustrating the structure of the present invention;
FIG. 2 is a schematic diagram of a circuit structure of the control module according to the present invention;
fig. 3 is a schematic circuit diagram of the temperature and humidity sensor according to the present invention;
FIG. 4 is a schematic diagram of a circuit configuration of the alarm module according to the present invention;
FIG. 5 is a schematic diagram of a circuit configuration of the barometric sensor according to the present invention;
FIG. 6 is a schematic structural diagram of a voltage conversion circuit of the control module according to the present invention;
FIG. 7 is a schematic circuit diagram of a display module according to the present invention;
fig. 8 is a schematic circuit diagram of a wireless communication module according to the present invention.
[ detailed description ] embodiments
The utility model provides an environment monitoring system of medical linear accelerator computer lab, including control module 1 and respectively with the humiture sensor 2 of control module 1 electricity connection, alarm module 3 and power module 4, power module 4 still is connected with humiture sensor 2 and alarm module 3 electricity respectively and is used for control module 1, humiture sensor 2 and alarm module 3 provide the power, humiture sensor 2 locates in the medical linear accelerator computer lab in order to be used for detecting the humiture data in the medical linear accelerator computer lab, humiture sensor 2 transmits the humiture data that detects to control module 1 in real time, control module 1 judges whether this humiture data exceeds the humiture threshold value of settlement, when this humiture data exceeds the humiture threshold value of settlement control module 1 control alarm module 3 work and trigger alarm.
In order to realize simultaneous monitoring of temperature and humidity parameters and atmospheric pressure parameters, the environment monitoring system of the medical linear accelerator machine room further comprises an air pressure sensor 5 electrically connected with the control module 1, the power supply module 4 is electrically connected with the air pressure sensor 5 and provides power for the air pressure sensor, the air pressure sensor 5 is arranged in the medical linear accelerator machine room and used for detecting atmospheric pressure data in the medical linear accelerator machine room, the air pressure sensor 5 transmits the detected atmospheric pressure data to the control module 1 in real time, the control module 1 judges whether the atmospheric pressure data exceeds a set atmospheric pressure threshold value, and the control module 1 controls the alarm module 3 to work and trigger alarm when the atmospheric pressure data exceeds the set atmospheric pressure threshold value.
For the convenience of observing the environmental parameters in the medical linear accelerator machine room in real time, the environmental monitoring system of the medical linear accelerator machine room further comprises a display module 6 electrically connected with the control module 1, the power module 4 is electrically connected with the display module 6 and provides power for the display module, the control module 1 transmits the received temperature and humidity data and atmospheric pressure data to the display module 6, and the display module 6 displays the temperature and humidity data and the atmospheric pressure data in the medical linear accelerator machine room in real time.
For realizing the remote monitoring of environmental parameters in the medical linear accelerator machine room, the environmental monitoring system of the medical linear accelerator machine room further comprises a wireless communication module 7 electrically connected with the control module 1, the power module 4 is electrically connected with the wireless communication module 7 and provides power for the wireless communication module, the wireless communication module 7 transmits the temperature and humidity data and the atmospheric pressure data received by the control module 1 to the internet of things platform 100 in real time, so that a user can log in the internet of things platform 100 through the computer end 10 and/or the mobile device end 20 to check the real-time temperature and humidity data and the atmospheric pressure data in the medical linear accelerator machine room.
In order to facilitate remote reception of the alarm signal, the internet of things platform 100 is provided with a corresponding alarm program so that when the temperature and humidity data exceeds a set temperature and humidity threshold or the atmospheric pressure data exceeds a set atmospheric pressure threshold, an alarm mail message and/or an alarm short message is sent to the computer terminal 10 and/or the mobile device terminal 20.
In order to adapt to high-requirement environmental parameters of a medical linear accelerator machine room and improve the alarm accuracy, the temperature threshold is 0-30 ℃, the relative humidity threshold is 0-80%, and the air pressure threshold is 90-102 Kpa.
The power supply mode of the power supply module 4 has two types, in the first type (as shown in fig. 1), the power supply module 4 is respectively electrically connected with the control module 1, the temperature and humidity sensor 2, the alarm module 3, the air pressure sensor 5, the display module 6 and the wireless communication module 7 to respectively provide power for the control module 1, the temperature and humidity sensor 2, the alarm module 3, the air pressure sensor 5, the display module 6 and the wireless communication module 7. And in the second power supply mode, control module 1 directly provides the power for temperature and humidity sensor 2, alarm module 3 and display module 6, control module 1 is last to be equipped with and to be connected with baroceptor 5 and wireless communication module 7 electricity and provide the voltage conversion circuit of power for it (control module 1 provides the power for baroceptor 5 and wireless communication module 7 through voltage conversion circuit), and in this mode, power module 4 directly provides the power for control module (can directly adopt USB 5V input), and indirectly provides the power for temperature and humidity sensor 2, alarm module 3, baroceptor 5, display module 6 and wireless communication module 7.
Preferably, the control module 1 is an Arduino Nano chip, the Arduino Nano is a miniature version of an Arduino USB interface, the biggest difference is that no power socket is provided and the USB interface is a Mini-B type socket, and the processor cores are ATmega168(Nano2.x) and ATmega328(Nano3.0), and the control module also has 14 digital input/output ports (6 of which can be used as PWM outputs), 8 analog inputs, a16 MHz crystal oscillator, a Mini-B USB port, an ICSP header and a reset button. The temperature and humidity sensor 2 adopts DHT11, has low power consumption, strong anti-interference capability, small volume and low price, can simultaneously measure temperature and humidity, is calibrated in a full range without recalibration, can be used interchangeably, has quick response time, and meets the use requirements, if the distance between the temperature and humidity sensor 2 and the control module 1 is less than 20 meters, and a resistor of 5kQ is required to be connected in parallel between data and a power supply. The air pressure sensor 5 adopts BMP180, which can measure the absolute pressure of the surrounding air, the measurement range is 300hPa to 1100hPa, the precision is as low as 0.02hPa, the height and the temperature can also be measured, the BMP180 air pressure sensor communicates through an I2C interface, and the BMP180 air pressure sensor is based on piezoresistive technology and has the robustness of electromagnetic compatibility, high precision, linearity and long-term stability. The display module 6 adopts the LCD602A to display the humiture data and the atmospheric pressure data in the medical linear accelerator room in real time. The wireless communication module 7 adopts an ESP8266, has a large working temperature range, can keep stable performance, and can adapt to various operating environments. The internet of things platform 100 can adopt OneNET, which is a PaaS internet of things open platform, and can help developers easily realize equipment access and equipment connection, quickly complete product development and deployment, and provide a perfect internet of things solution for intelligent hardware and intelligent home products.
When the device is used, a wired broadband is accessed to an RJ45 interface of an Arduino main control board, the correctly adjusted data is burnt into the one-time programmable read-only memory, the data can be directly read in the process of processing an internal detection signal of the DHT11, the DHT11 has high precision and simple and quick work, when a control module 1 is not interacted with a temperature and humidity sensor 2, a bus is in an idle state and is in a high level state under the action of a pull-up resistor, when a main controller and the DHT11 are communicating, the bus is in a communication state, and the one-time complete communication process is as follows:
the master controller configures the IO driving the bus to output mode and prepares to send data to the DHT 11.
Secondly, the main controller pulls the bus down for at least 18ms to send a start signal, and pulls the bus up for 20-40us to represent the end of the start signal.
And thirdly, the main controller configures the IO of the driving bus into an input mode and prepares to receive the data returned by the DHT 11.
And fourthly, when the DHT11 detects the initial signal sent by the main controller, the DHT11 starts to respond and transmits back the collected sensor data (temperature and humidity data). The DHT11 first pulls the bus down by 80us as an Acknowledgement (ACK) to the main controller, and then pulls the bus up by 80us to prepare for returning the collected temperature and humidity data. The temperature and humidity data is sent in a fixed frame format, one frame is 40 bits (8-bit humidity integer value, 8-bit humidity decimal value, 8-bit temperature decimal value and 8-bit checksum), and the transmission timing logic of each bit is as follows: each bit is preceded by a 50us low (the bus is pulled low by the DHT 11) and then immediately followed by a DHT11 to pull the bus high, representing a logic 0 if the high lasts 26-28us and a logic 1 if it lasts 70 us.
After the data transmission of one frame is finished, the DHT11 releases the bus, and the bus is restored to the high level state again under the action of the pull-up resistor.
The control module 1 transmits the received temperature and humidity data and atmospheric pressure data to the display module 6 in real time, so that the display module 6 displays the temperature and humidity data and atmospheric pressure data in the medical linear accelerator room in real time, meanwhile, the control module 1 transmits the received temperature and humidity data and atmospheric pressure data to the internet of things platform 100 in real time through the wireless communication module 7 (UART serial port communication is performed between the control module 1 and the wireless communication module 7 through AT instructions), and the POST request is performed through a TCP/HTTP protocol in a communication mode between the wireless communication module 7 and the internet platform 100), so that a user can check the real-time temperature and humidity data and atmospheric pressure data in the medical linear accelerator room through the computer end 10 (including but not limited to a desktop computer and a notebook computer) and/or the mobile equipment end 20 (including but not limited to a mobile phone and a tablet computer, and for making remote monitoring more intelligent, corresponding APP can be developed) to log in the platform 100 When the temperature, humidity or atmospheric pressure data exceeds the normal threshold range, the control module 1 controls the alarm module 3 to work and trigger an alarm (buzzer sound), and simultaneously triggers the internet of things platform 100 to send alarm mail information and alarm short message information to the computer terminal 10 and the mobile device terminal 20, and at the moment, the parameter indication icons displayed on the computer terminal 10 and the mobile device terminal 20 are red.
Claims (8)
1. The utility model provides an environmental monitoring system of medical linear accelerator computer lab, its characterized in that include control module (1) and respectively with temperature and humidity sensor (2), alarm module (3) and power module (4) that control module (1) electricity is connected, temperature and humidity sensor (2) are located in the medical linear accelerator computer lab in order to be used for detecting the humiture data in the medical linear accelerator computer lab, temperature and humidity sensor (2) with the humiture data real-time transmission who detects extremely control module (1), control module (1) judges whether this humiture data surpasss the humiture threshold value of settlement, when this humiture data surpasss the humiture threshold value of settlement control module (1) control alarm module (3) work and trigger alarm.
2. The environmental monitoring system of the medical linear accelerator room according to claim 1, further comprising an air pressure sensor (5) electrically connected to the control module (1), wherein the air pressure sensor (5) is disposed in the medical linear accelerator room and used for detecting atmospheric pressure data in the medical linear accelerator room, the air pressure sensor (5) transmits the detected atmospheric pressure data to the control module (1) in real time, the control module (1) determines whether the atmospheric pressure data exceeds a set atmospheric pressure threshold, and when the atmospheric pressure data exceeds the set atmospheric pressure threshold, the control module (1) controls the alarm module (3) to operate and trigger an alarm.
3. The environmental monitoring system of the medical linear accelerator room according to claim 2, further comprising a display module (6) electrically connected to the control module (1), wherein the control module (1) transmits the received temperature and humidity data and atmospheric pressure data to the display module (6), and the display module (6) displays the temperature and humidity data and atmospheric pressure data in the medical linear accelerator room in real time.
4. The environmental monitoring system of the medical linear accelerator room according to claim 2 or 3, further comprising a wireless communication module (7) electrically connected with the control module (1), wherein the wireless communication module (7) transmits the temperature and humidity data and the atmospheric pressure data received by the control module (1) to the internet of things platform (100) in real time, so that a user can log in the internet of things platform (100) through the computer terminal (10) and/or the mobile device terminal (20) to check the real-time temperature and humidity data and atmospheric pressure data in the medical linear accelerator room.
5. The environmental monitoring system of the medical linear accelerator room according to claim 4, wherein the internet of things platform (100) is provided with a corresponding alarm program so that when the temperature and humidity data exceeds a set temperature and humidity threshold or the atmospheric pressure data exceeds a set atmospheric pressure threshold, an alarm mail message and/or an alarm short message is sent to the computer terminal (10) and/or the mobile device terminal (20).
6. The environment monitoring system of the medical linear accelerator room as claimed in claim 5, wherein the temperature threshold is 0-30 ℃, the relative humidity threshold is 0-80%, and the air pressure threshold is 90-102 Kpa.
7. The environmental monitoring system of the machine room of the medical linear accelerator as claimed in claim 5, wherein the power module (4) is electrically connected with the control module (1), the temperature and humidity sensor (2), the alarm module (3), the air pressure sensor (5), the display module (6) and the wireless communication module (7) respectively to provide power for the control module (1), the temperature and humidity sensor (2), the alarm module (3), the air pressure sensor (5), the display module (6) and the wireless communication module (7) respectively.
8. The environmental monitoring system of the medical linear accelerator machine room according to claim 5, wherein the control module (1) directly provides power for the temperature and humidity sensor (2), the alarm module (3) and the display module (6), and the control module (1) is provided with a voltage conversion circuit electrically connected with the air pressure sensor (5) and the wireless communication module (7) to provide power for the air pressure sensor.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010629485.6A CN111912454A (en) | 2020-07-03 | 2020-07-03 | Environment monitoring system of medical linear accelerator machine room |
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| CN202010629485.6A CN111912454A (en) | 2020-07-03 | 2020-07-03 | Environment monitoring system of medical linear accelerator machine room |
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2020
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| CN105278596A (en) * | 2015-11-27 | 2016-01-27 | 中山市厚源电子科技有限公司 | Atmosphere monitoring and analyzing system |
| CN107796443A (en) * | 2017-11-10 | 2018-03-13 | 苏州甫腾智能科技有限公司 | A kind of indoor environment monitoring device with internet of things functional |
| CN207636117U (en) * | 2017-11-20 | 2018-07-20 | 大连圣鑫医疗科技有限公司 | A kind of clinac comprehensive detection system |
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Application publication date: 20201110 |