CN220709556U - Laboratory data remote control system - Google Patents
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- CN220709556U CN220709556U CN202320630514.XU CN202320630514U CN220709556U CN 220709556 U CN220709556 U CN 220709556U CN 202320630514 U CN202320630514 U CN 202320630514U CN 220709556 U CN220709556 U CN 220709556U
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- 238000012544 monitoring process Methods 0.000 claims abstract description 26
- 230000005540 biological transmission Effects 0.000 claims abstract description 20
- 238000012545 processing Methods 0.000 claims abstract description 14
- 230000007613 environmental effect Effects 0.000 claims abstract description 10
- 230000000007 visual effect Effects 0.000 claims abstract description 10
- 238000006243 chemical reaction Methods 0.000 claims abstract description 8
- 239000003990 capacitor Substances 0.000 claims description 65
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 claims description 42
- 238000001514 detection method Methods 0.000 claims description 38
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims description 24
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 claims description 15
- 229910052704 radon Inorganic materials 0.000 claims description 12
- SYUHGPGVQRZVTB-UHFFFAOYSA-N radon atom Chemical compound [Rn] SYUHGPGVQRZVTB-UHFFFAOYSA-N 0.000 claims description 12
- 238000004891 communication Methods 0.000 claims description 7
- 229910021529 ammonia Inorganic materials 0.000 claims description 6
- 239000013078 crystal Substances 0.000 claims description 6
- 238000005286 illumination Methods 0.000 claims description 4
- 238000004020 luminiscence type Methods 0.000 claims description 3
- 238000005259 measurement Methods 0.000 claims description 3
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- 238000010586 diagram Methods 0.000 description 9
- 235000015429 Mirabilis expansa Nutrition 0.000 description 2
- 244000294411 Mirabilis expansa Species 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 239000003344 environmental pollutant Substances 0.000 description 2
- 235000013536 miso Nutrition 0.000 description 2
- 231100000719 pollutant Toxicity 0.000 description 2
- 238000004088 simulation Methods 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- -1 TVOC Chemical compound 0.000 description 1
- 239000000809 air pollutant Substances 0.000 description 1
- 231100001243 air pollutant Toxicity 0.000 description 1
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- WSFSSNUMVMOOMR-NJFSPNSNSA-N methanone Chemical compound O=[14CH2] WSFSSNUMVMOOMR-NJFSPNSNSA-N 0.000 description 1
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Abstract
The utility model discloses a laboratory data remote control system, which relates to the technical field of environmental collection, and comprises a data acquisition and transmission module and a remote data monitoring and display module which are arranged in a laboratory, wherein the data acquisition and transmission module comprises a sensor module which is arranged in the laboratory and used for detecting environmental parameters, the data acquisition and transmission module also comprises a multiplexing switch, a signal processing module, an analog-to-digital conversion module, a wireless transmitting module and a power module, and the data monitoring and display module comprises a singlechip module, a wireless receiving module, a touch screen input and display module, a clock chip, an audible and visual alarm circuit and a power supply module, and can accurately detect the environmental parameters of the laboratory in real time through an array sensor, a plurality of sensors and a weak signal conditioning circuit; the environment parameter monitoring system can monitor and feed back environment parameters in a laboratory in real time, and further achieve warning threshold value grading warning.
Description
Technical Field
The utility model belongs to the field of intelligent monitoring of laboratory environments, and particularly relates to a laboratory data remote control system.
Background
From the domestic current situation, the monitoring system is ubiquitous, but is in a single separation mode in general, a set of system is needed for voice shooting, a set of system is needed for monitoring environmental parameters such as temperature and humidity, the value is not very good, the power consumption is high, the mobility is poor, high hardware and software support are needed, the data acquisition end and the monitoring end are connected through a plurality of very long communication lines, so that the system stability is not high, the traditional equipment cannot meet the requirements of the nodes in the multi-parameter multi-point monitoring place, the feasibility is not high, and the space occupation rate is high. Some traditional devices are very inconvenient for replacing the sensors, and the sensors are renumbered after being replaced, so that the sensors are inconvenient to maintain.
However, the concentration of the air pollutants in the laboratory is generally 2 to 5 times that of the outdoor pollutants, in some cases tens or hundreds of times that of the outdoor pollutants, and people can hardly perceive whether the air in the laboratory meets the standards by smell, so that different instruments are required to detect whether the environment in the laboratory meets the standards.
The laboratory environment mainly detects benzene, TVOC, ammonia, formaldehyde and radon in the laboratory environment through different instruments, after the instrument equipment detects each parameter, the respective numerical values are printed or manually transcribed respectively, and finally, the report is input uniformly.
The time of the data detection experiment is long and short, the data are collected independently, errors or mistakes are likely to occur due to manual recording during statistics, and meanwhile, manual input is time-consuming and labor-consuming, and the efficiency is low.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model provides a laboratory data remote control system which can monitor and feed back environmental parameters in a laboratory in real time so as to realize the alarm of the alarm threshold in a grading way.
The utility model adopts the following technical proposal to solve the technical problems
The laboratory data remote control system comprises a data acquisition and transmission module and a remote data monitoring and display module, wherein the data acquisition and transmission module and the remote data monitoring and display module are arranged in a laboratory and are in remote wireless communication;
the data acquisition and transmission module comprises a sensor module, a multiplexing switch, a signal processing module, an analog-to-digital conversion module, a wireless transmission module and a power module, wherein the sensor module is arranged in a laboratory and used for detecting environmental parameters;
the data monitoring and display module comprises a single chip microcomputer module, a wireless receiving module, a touch screen input and display module, a clock chip, an audible and visual alarm circuit and a power supply module, wherein the wireless receiving module, the touch screen input and display module, the clock chip, the audible and visual alarm circuit and the power supply module are respectively connected with the single chip microcomputer module.
As a further preferable scheme of the laboratory data remote control system, the data monitoring and display module further comprises an interface control unit, an HDMI interface circuit, a cache control unit, a data cache module, a reset circuit, a crystal oscillator circuit, a downloading circuit and a configuration SPI Flash circuit, wherein the reset circuit, the crystal oscillator circuit, the downloading circuit and the configuration SPI Flash circuit are respectively connected with a singlechip module, the singlechip module is connected with the HDMI interface circuit through the interface control unit, and the singlechip module is connected with the data cache module through the cache control unit.
As a further preferable scheme of the laboratory data remote control system, the sensor module comprises a temperature sensor array, a humidity sensor array, an illumination detection module, a benzene detection device, a formaldehyde detection device, a TVOC detection device, an ammonia detection device and a radon detection device.
As a further preferable scheme of the remote control system for laboratory data, the power module comprises a chip U1, a first resistor R10, a second resistor R11, a third resistor R12, a first diode D4, a second diode D5, a third diode D6, a first capacitor C5, a second capacitor C6, a third capacitor C7, a fourth capacitor C8, a fifth capacitor C9, a sixth capacitor C10, a seventh capacitor C11, a first inductor L4, and a second inductor L5; one end of the first resistor R10 is connected with the live wire L, the other end of the first resistor R10 is connected with the positive electrode of the first diode D4, the negative electrode of the first diode D4 is connected with one end of the first capacitor C5 and one end of the first inductor L4 respectively, the other end of the first inductor L4 is connected with one end of the second capacitor C6 and one end Drn of the chip U1 respectively, the other end of the first capacitor C5 is connected with the other end of the second capacitor C6 respectively, the positive electrode of the second diode D5, one end of the sixth capacitor C10, one end of the seventh capacitor C11 and one end of the zero line N are grounded, one end of the third capacitor C7 is connected with the V pin of the chip U1, the other end of the third capacitor C7 is connected with the Src pin of the chip U1, one end of the fourth capacitor C8, one end of the second resistor R11 and one end of the second inductor L5 respectively, the other end of the fourth capacitor C8 is connected with the FB pin of the chip U1, the other end of the second resistor R11, the other end of the third resistor R12 and the other end of the third resistor R12 are connected with the negative electrode of the third diode C5 and the other end of the third capacitor C9 and the other end of the third diode C5.
As a further preferable scheme of the laboratory data remote control system, the clock chip comprises a clock chip DS3231, a capacitor C4, a resistor R25, a resistor R26, a resistor R27 and a resistor R28, wherein the VCC end is respectively connected with one end of the resistor R25 and one end of the resistor R26, the other end of the resistor R25 is connected with the SDA end of the clock chip DS3231, the other end of the resistor R26 is connected with the SCL end of the clock chip DS3231, the VDD end is respectively connected with one end of the resistor R27, one end of the resistor R28, one end of the capacitor C4 and 2 ports of the clock chip DS3231, the other end of the resistor R27 is connected with 1 port of the clock chip DS3231, the other end of the resistor R28 is connected with 3 ports of the clock chip DS3231, and the other end of the capacitor C4 is grounded.
As a further preferable scheme of the laboratory data remote control system, the formaldehyde detection device adopts an MS1100 formaldehyde measurement sensor for measuring the formaldehyde content in the laboratory environment; the ammonia gas detection device comprises an ammonia gas detection sensor and is used for measuring the ammonia gas content in the laboratory environment; the radon gas detection device comprises a radon gas detection sensor and is used for measuring the ammonia gas content in the laboratory environment.
As a further preferable scheme of the laboratory data remote control system, the wireless transmitting module and the wireless receiving module are long-distance wireless transceiver chips nRF905 which are multiple in transmitting frequency points, long in transmitting distance and strong in anti-interference capability.
As a further preferable scheme of the laboratory data remote control system, the touch screen input and display module adopts a low-power consumption 2.4-inch TFTLCD.
As a further preferable scheme of the laboratory data remote control system, the alarm circuit is an audible and visual alarm circuit consisting of yellow, orange and red diode luminescence and buzzer ringing.
As a further preferable scheme of the laboratory data remote control system of the utility model, the signal processing module comprises a first input end, a second input end, a first output end, a second output end, a first amplifier, a second amplifier, a first resistor, a second resistor, a third resistor, a first diode, a second diode, a third diode and a fourth diode, wherein the first input end is connected with an anode input port of the first amplifier, and an output port of the first amplifier is connected with the first output end; the second input end is connected with the positive input end of the second amplifier, and the output end of the second amplifier is connected with the second output end; the first resistor is connected between the negative electrode input port of the first amplifier and the negative electrode input port of the second amplifier; the second resistor is connected between the negative electrode input port and the output port of the first amplifier; the third resistor is connected between the negative electrode input port and the output port of the second amplifier; the cathode of the first diode is connected with the output port of the first amplifier, and the anode of the first diode is connected with the negative electrode input port of the first amplifier; the anode of the second diode is connected with the output port of the first amplifier, and the cathode of the first diode is connected with the negative electrode input port of the first amplifier; the cathode of the third diode is connected with the output port of the second amplifier, and the anode of the third diode is connected with the negative input port of the second amplifier; and the anode of the fourth diode is connected with the output port of the second amplifier, and the cathode of the fourth diode is connected with the negative electrode input port of the second amplifier.
Compared with the prior art, the technical scheme provided by the utility model has the following technical effects:
1. the utility model relates to a laboratory data remote control system, which comprises a data acquisition and transmission module and a remote data monitoring and display module, wherein the data acquisition and transmission module and the remote data monitoring and display module are arranged in a laboratory, the design is reasonable, the cost is low, the operation is simple, the network distribution is flexible and convenient, and the environmental parameters of the laboratory can be accurately detected in real time through an array sensor, a plurality of sensors and a weak signal conditioning circuit; the environment parameter monitoring system can monitor and feed back environment parameters in a laboratory in real time, and further achieve warning threshold value grading warning.
2. The utility model can detect environmental quality parameters in a plurality of laboratories, and greatly increases the detection precision by adopting the temperature sensor array and the humidity sensor array; including temperature, humidity, illumination parameters, benzene, formaldehyde, TVOC, ammonia, radon gas concentration; transmitting the detected physical parameters to the processing module through the wireless network module, and transmitting the detected physical parameters to the processing module through the formaldehyde detection equipment, the ammonia detection equipment and the radon detection equipment;
3. the utility model adopts a non-isolated power supply for supplying power, and can realize an accurate constant voltage regulation function; the self-excitation isolated power supply is used for supplying power, and the strong current area is used for supplying power through the non-isolated power supply, so that 220V alternating current is prevented from flowing into the weak current area, and the reliability of the system is improved;
4. the signal processing module of the utility model adopts the digital gas sensor signal conditioning circuit, which can automatically adjust the gain value, and when the intensity exceeds the preset amplitude, the digital gas sensor signal conditioning circuit reduces the gain so that the output of the detector is limited or even not amplified; when the intensity is lower than the preset amplitude, the digital gas sensor signal conditioning circuit still executes the preset gain so that the weak signal can be amplified normally.
Drawings
FIG. 1 is a schematic diagram of a remote laboratory data control system according to the present utility model;
FIG. 2 is a schematic diagram of the data acquisition and transmission module of the present utility model;
FIG. 3 is a schematic diagram of the data monitoring and display module of the present utility model;
FIG. 4 is a circuit diagram of a power module of the present utility model;
FIG. 5 is a circuit diagram of a clock chip of the present utility model;
fig. 6 is a circuit diagram of a wireless transceiver chip nRF905 of the present utility model;
FIG. 7 is a circuit diagram of a touch screen input and display module of the present utility model;
FIG. 8 is a circuit diagram of an alarm module of the present utility model;
fig. 9 is a circuit diagram of a signal processing module of the present utility model.
Detailed Description
The technical scheme of the utility model is further described in detail below with reference to the accompanying drawings:
in order to further illustrate the nature, features and efficacy of the present utility model, the utility model will be further described by way of the following examples. It will be understood by those skilled in the art that various changes and substitutions can be made in the details and form of the technical solution of the present utility model without departing from the spirit and scope of the utility model, but these changes and substitutions fall within the scope of the present utility model.
A laboratory data remote control system, as shown in fig. 1, comprises a data acquisition and transmission module and a remote data monitoring and display module, wherein the data acquisition and transmission module is arranged in a laboratory and is in remote wireless communication with the data monitoring and display module;
as shown in fig. 2, the data acquisition and transmission module comprises a sensor module, a multiplexing switch, a signal processing module, an analog-to-digital conversion module, a wireless transmission module and a power module, wherein the sensor module is arranged in a laboratory and used for detecting environmental parameters, the output end of the sensor module is connected with the input end of the multiplexing switch, the output end of the multiplexing switch is connected with the input end of the signal processing module, the output end of the signal processing module is connected with the input end of the analog-to-digital conversion module, the output end of the analog-to-digital conversion module is connected with the input end of the wireless transmission module, and the power module is respectively connected with the sensor module, the multiplexing switch, the signal processing module, the analog-to-digital conversion module and the wireless transmission module and used for providing required electric energy;
as shown in fig. 3, the data monitoring and display module comprises a single-chip microcomputer module, a wireless receiving module, a touch screen input and display module, a clock chip, an audible and visual alarm circuit and a power supply module, wherein the wireless receiving module, the touch screen input and display module, the clock chip, the audible and visual alarm circuit and the power supply module are respectively connected with the single-chip microcomputer module.
The data monitoring and display module further comprises an interface control unit, an HDMI interface circuit, a cache control unit, a data cache module, a reset circuit, a crystal oscillator circuit, a downloading circuit and a configuration SPI Flash circuit, wherein the reset circuit, the crystal oscillator circuit, the downloading circuit and the configuration SPI Flash circuit are respectively connected with the singlechip module, the singlechip module is connected with the HDMI interface circuit through the interface control unit, and the singlechip module is connected with the data cache module through the cache control unit.
The sensor module comprises a temperature sensor array, a humidity sensor array, an illumination detection module, benzene detection equipment, formaldehyde detection equipment, TVOC detection equipment, ammonia detection equipment and radon detection equipment.
As shown in fig. 4, the power module includes a chip U1, a first resistor R10, a second resistor R11, a third resistor R12, a first diode D4, a second diode D5, a third diode D6, a first capacitor C5, a second capacitor C6, a third capacitor C7, a fourth capacitor C8, a fifth capacitor C9, a sixth capacitor C10, a seventh capacitor C11, a first inductor L4, and a second inductor L5; one end of the first resistor R10 is connected with the live wire L, the other end of the first resistor R10 is connected with the positive electrode of the first diode D4, the negative electrode of the first diode D4 is connected with one end of the first capacitor C5 and one end of the first inductor L4 respectively, the other end of the first inductor L4 is connected with one end of the second capacitor C6 and one end Drn of the chip U1 respectively, the other end of the first capacitor C5 is connected with the other end of the second capacitor C6 respectively, the positive electrode of the second diode D5, one end of the sixth capacitor C10, one end of the seventh capacitor C11 and one end of the zero line N are grounded, one end of the third capacitor C7 is connected with the V pin of the chip U1, the other end of the third capacitor C7 is connected with the Src pin of the chip U1, one end of the fourth capacitor C8, one end of the second resistor R11 and one end of the second inductor L5 respectively, the other end of the fourth capacitor C8 is connected with the FB pin of the chip U1, the other end of the second resistor R11, the other end of the third resistor R12 and the other end of the third resistor R12 are connected with the negative electrode of the third diode C5 and the other end of the third capacitor C9 and the other end of the third diode C5. The power module adopts a non-isolated power supply for supplying power, and can realize an accurate constant voltage regulation function; the self-excitation isolated power supply is used for supplying power, and the strong current area is used for supplying power through the non-isolated power supply, so that 220V alternating current is prevented from flowing into the weak current area, and the reliability of the system is improved.
As shown in fig. 5, the clock chip includes a clock chip DS3231, a capacitor C4, a resistor R25, a resistor R26, a resistor R27, and a resistor R28, where VCC is connected to one end of the resistor R25 and one end of the resistor R26, the other end of the resistor R25 is connected to the SDA end of the clock chip DS3231, the other end of the resistor R26 is connected to the SCL end of the clock chip DS3231, VDD is connected to one end of the resistor R27, one end of the resistor R28, one end of the capacitor C4, and 2 ports of the clock chip DS3231, the other end of the resistor R27 is connected to 1 port of the clock chip DS3231, the other end of the resistor R28 is connected to 3 ports of the clock chip DS3231, and the other end of the capacitor C4 is grounded.
The formaldehyde detection equipment adopts an MS1100 formaldehyde measurement sensor and is used for measuring the formaldehyde content in the laboratory environment; the ammonia gas detection device comprises an ammonia gas detection sensor and is used for measuring the ammonia gas content in the laboratory environment; the radon gas detection device comprises a radon gas detection sensor and is used for measuring the ammonia gas content in the laboratory environment.
As shown in fig. 6, the wireless transmitting module and the wireless receiving module are long-distance wireless transceiver chip nRF905 with multiple transmitting frequency points, long transmitting distance and strong anti-interference capability. The utility model adopts a long-distance wireless transceiver chip nRF905 with more transmitting points, long transmitting distance and strong anti-interference capability, works in 433/868/915MHz3 ISM frequency bands, and the switching time of the transceiver modes between the frequency bands is less than 650us. Ports such as TRX_CE and PWR_ UP, TXEN, CSN, SCK, MISO, MOSI are connected with the singlechip, and CSN, SCK, MISO, MOSI forms an SPI interface. When transmitting data, the nRF905 is set as a transmitting mode, the singlechip writes the address of the receiving point and the effective data into a chip buffer area through an SPI interface, and then generates CRC and a preamble by matching with TRX_CE level, and transmits the data. When receiving data, the nRF905 is set to be in an accepting mode, waiting for the arrival of the data, and after receiving the preamble, the effective address and the CRC of the other party, the data is stored in a register to generate interruption, so that the singlechip reads one end of the third capacitor, and the other end of the third capacitor is grounded.
As shown in FIG. 7, the touch screen input and display module employs a low power consumption 2.4 inch TFTLCD.
As shown in FIG. 8, the alarm circuit is an audible and visual alarm circuit consisting of yellow, orange and red diode luminescence and buzzer ringing.
As shown in fig. 9, the signal processing module includes a first input end, a second input end, a first output end, a second output end, a first amplifier, a second amplifier, a first resistor, a second resistor, a third resistor, a first diode, a second diode, a third diode and a fourth diode, wherein the first input end is connected with an anode input port of the first amplifier, and an output port of the first amplifier is connected with the first output end; the second input end is connected with the positive input end of the second amplifier, and the output end of the second amplifier is connected with the second output end; the first resistor is connected between the negative electrode input port of the first amplifier and the negative electrode input port of the second amplifier; the second resistor is connected between the negative electrode input port and the output port of the first amplifier; the third resistor is connected between the negative electrode input port and the output port of the second amplifier; the cathode of the first diode is connected with the output port of the first amplifier, and the anode of the first diode is connected with the negative electrode input port of the first amplifier; the anode of the second diode is connected with the output port of the first amplifier, and the cathode of the first diode is connected with the negative electrode input port of the first amplifier; the cathode of the third diode is connected with the output port of the second amplifier, and the anode of the third diode is connected with the negative input port of the second amplifier; and the anode of the fourth diode is connected with the output port of the second amplifier, and the cathode of the fourth diode is connected with the negative electrode input port of the second amplifier.
The microcontroller module adopts a microprocessor with the chip model of SPCE 061A. Through practical tests, the system has the characteristics of strong network communication capability, high real-time performance and quick and reliable communication, and has high practical value.
The SPCE061A microprocessor is a 16-bit mu' nSPTM microprocessor manufactured by Lingyang technologies, and adopts a bus structure. The main parameters are as follows: the working voltage (CPU) VDD is 2.4-3.6V, and the (I/O) VDDH is 2.4-5.5V; clock: 0.32-49.152 MHz; 2 KB RAM and 32 KB FLASH are built in; 2 16-bit programmable timers/counters (initial count values may be automatically preset); 2 10-bit DAC (digital-to-analog conversion) output channels; a 32 bit I/O bit general purpose programmable input/output port; the 14 interrupt sources can come from the A/B time base of the timer, 2 external clock source inputs and key wake-up; the interrupt system supports 10 interrupt vectors and more than 10 interrupt sources, has a Low Voltage Reset (LVR) function and a low voltage monitoring (LVD) function, is internally provided with an on-line simulation circuit ICE interface, has confidentiality, has a Watch Dog function, and provides a 16 bit multiplied by 16 bit operation instruction and an inner product operation instruction with higher operation speed for an instruction system of mu' nSPTM, thereby adding a DSP function for the application of the instruction system.
The SPCE061A has a very high computational speed, which is of paramount importance for real-time operating systems. For SPCE061A, the development of conventional microprocessor hardware and software has been simplified, eliminating the need for online simulation. The SPCE061A high-capacity FLASH and SRAM are built with an Ethernet interface, and can realize monitoring directly through a network; the UART interface is provided, so that various serial devices can be quickly connected with a network. The software development platform ICE of the SPCE061A microprocessor integrates programming, compiling, linking, debugging and downloading, has a perfect TCP/IP protocol stack, supports full-function UART communication and is provided with various I/O driving function libraries.
The last points to be described are: first, in the description of the present application, it should be noted that, unless otherwise specified and defined, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be mechanical or electrical, or may be a direct connection between two elements, and "upper," "lower," "left," "right," etc. are merely used to indicate relative positional relationships, which may be changed when the absolute position of the object being described is changed;
secondly: in the drawings of the disclosed embodiments, only the structures related to the embodiments of the present disclosure are referred to, and other structures can refer to the common design, so that the same embodiment and different embodiments of the present disclosure can be combined with each other under the condition of no conflict;
finally: the foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and principles of the utility model are intended to be included within the scope of the utility model.
Claims (10)
1. A laboratory data remote control system, characterized in that: the system comprises a data acquisition and transmission module and a remote data monitoring and display module, wherein the data acquisition and transmission module and the remote data monitoring and display module are arranged in a laboratory and are in remote wireless communication;
the data acquisition and transmission module comprises a sensor module, a multiplexing switch, a signal processing module, an analog-to-digital conversion module, a wireless transmission module and a power module, wherein the sensor module is arranged in a laboratory and used for detecting environmental parameters;
the data monitoring and display module comprises a single chip microcomputer module, a wireless receiving module, a touch screen input and display module, a clock chip, an audible and visual alarm circuit and a power supply module, wherein the wireless receiving module, the touch screen input and display module, the clock chip, the audible and visual alarm circuit and the power supply module are respectively connected with the single chip microcomputer module.
2. A laboratory data remote control system according to claim 1, wherein: the data monitoring and display module further comprises an interface control unit, an HDMI interface circuit, a cache control unit, a data cache module, a reset circuit, a crystal oscillator circuit, a downloading circuit and a configuration SPI Flash circuit, wherein the reset circuit, the crystal oscillator circuit, the downloading circuit and the configuration SPI Flash circuit are respectively connected with the singlechip module, the singlechip module is connected with the HDMI interface circuit through the interface control unit, and the singlechip module is connected with the data cache module through the cache control unit.
3. A laboratory data remote control system according to claim 1, wherein: the sensor module comprises a temperature sensor array, a humidity sensor array, an illumination detection module, benzene detection equipment, formaldehyde detection equipment, TVOC detection equipment, ammonia detection equipment and radon detection equipment.
4. A laboratory data remote control system according to claim 1, wherein: the power module comprises a chip U1, a first resistor R10, a second resistor R11, a third resistor R12, a first diode D4, a second diode D5, a third diode D6, a first capacitor C5, a second capacitor C6, a third capacitor C7, a fourth capacitor C8, a fifth capacitor C9, a sixth capacitor C10, a seventh capacitor C11, a first inductor L4 and a second inductor L5; one end of the first resistor R10 is connected with the live wire L, the other end of the first resistor R10 is connected with the positive electrode of the first diode D4, the negative electrode of the first diode D4 is connected with one end of the first capacitor C5 and one end of the first inductor L4 respectively, the other end of the first inductor L4 is connected with one end of the second capacitor C6 and one end Drn of the chip U1 respectively, the other end of the first capacitor C5 is connected with the other end of the second capacitor C6 respectively, the positive electrode of the second diode D5, one end of the sixth capacitor C10, one end of the seventh capacitor C11 and one end of the zero line N are grounded, one end of the third capacitor C7 is connected with the V pin of the chip U1, the other end of the third capacitor C7 is connected with the Src pin of the chip U1, one end of the fourth capacitor C8, one end of the second resistor R11 and one end of the second inductor L5 respectively, the other end of the fourth capacitor C8 is connected with the FB pin of the chip U1, the other end of the second resistor R11, the other end of the third resistor R12 and the other end of the third resistor R12 are connected with the negative electrode of the third diode C5 and the other end of the third capacitor C9 and the other end of the third diode C5.
5. A laboratory data remote control system according to claim 1, wherein: the clock chip comprises a clock chip DS3231, a capacitor C4, a resistor R25, a resistor R26, a resistor R27 and a resistor R28, wherein the VCC end is respectively connected with one end of the resistor R25 and one end of the resistor R26, the other end of the resistor R25 is connected with the SDA end of the clock chip DS3231, the other end of the resistor R26 is connected with the SCL end of the clock chip DS3231, the VDD end is respectively connected with one end of the resistor R27, one end of the resistor R28, one end of the capacitor C4 and 2 ports of the clock chip DS3231, the other end of the resistor R27 is connected with 1 port of the clock chip DS3231, the other end of the resistor R28 is connected with 3 ports of the clock chip DS3231, and the other end of the capacitor C4 is grounded.
6. A laboratory data remote control system according to claim 3, wherein: the formaldehyde detection equipment adopts an MS1100 formaldehyde measurement sensor and is used for measuring the formaldehyde content in the laboratory environment; the ammonia gas detection device comprises an ammonia gas detection sensor and is used for measuring the ammonia gas content in the laboratory environment; the radon gas detection device comprises a radon gas detection sensor and is used for measuring the ammonia gas content in the laboratory environment.
7. A laboratory data remote control system according to claim 1, wherein: the wireless transmitting module and the wireless receiving module are long-distance wireless transceiver chips nRF905 with multiple transmitting frequency points, long transmitting distance and strong anti-interference capability.
8. A laboratory data remote control system according to claim 1, wherein: the touch screen input and display module adopts a low-power consumption 2.4 inch TFTLCD.
9. A laboratory data remote control system according to claim 1, wherein: the alarm circuit is an audible and visual alarm circuit consisting of yellow, orange and red diode luminescence and buzzer ringing.
10. A laboratory data remote control system according to claim 1, wherein: the signal processing module comprises a first input end, a second input end, a first output end, a second output end, a first amplifier, a second amplifier, a first resistor, a second resistor, a third resistor, a first diode, a second diode, a third diode and a fourth diode, wherein the first input end is connected with an anode input port of the first amplifier, and an output port of the first amplifier is connected with the first output end; the second input end is connected with the positive input end of the second amplifier, and the output end of the second amplifier is connected with the second output end; the first resistor is connected between the negative electrode input port of the first amplifier and the negative electrode input port of the second amplifier; the second resistor is connected between the negative electrode input port and the output port of the first amplifier; the third resistor is connected between the negative electrode input port and the output port of the second amplifier; the cathode of the first diode is connected with the output port of the first amplifier, and the anode of the first diode is connected with the negative electrode input port of the first amplifier; the anode of the second diode is connected with the output port of the first amplifier, and the cathode of the first diode is connected with the negative electrode input port of the first amplifier; the cathode of the third diode is connected with the output port of the second amplifier, and the anode of the third diode is connected with the negative input port of the second amplifier; and the anode of the fourth diode is connected with the output port of the second amplifier, and the cathode of the fourth diode is connected with the negative electrode input port of the second amplifier.
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| CN202320630514.XU CN220709556U (en) | 2023-03-27 | 2023-03-27 | Laboratory data remote control system |
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| CN202320630514.XU CN220709556U (en) | 2023-03-27 | 2023-03-27 | Laboratory data remote control system |
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