CN210036795U - Humiture monitoring system of crop cultivation big-arch shelter - Google Patents

Humiture monitoring system of crop cultivation big-arch shelter Download PDF

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Publication number
CN210036795U
CN210036795U CN201920256691.XU CN201920256691U CN210036795U CN 210036795 U CN210036795 U CN 210036795U CN 201920256691 U CN201920256691 U CN 201920256691U CN 210036795 U CN210036795 U CN 210036795U
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temperature
humidity
alarm
key
module
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CN201920256691.XU
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黄�良
林晓辉
郑超文
廖建尚
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Guangdong Communications Polytechnic
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Guangdong Communications Polytechnic
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Abstract

The application discloses humiture monitoring system of crops cultivation big-arch shelter includes: the temperature and humidity detection module is connected with the MCU; the temperature and humidity detection module is used for detecting the temperature and the humidity at the installation position of the temperature and humidity detection module; the display module is used for displaying the temperature and the humidity; the MCU is used for triggering the alarm to enable the alarm to send an alarm signal when the temperature is judged not to be within a preset temperature range and/or the humidity is judged not to be within a preset humidity range; the power is used for right MCU temperature and humidity detection module display module the alarm, provide the electric energy, solved the temperature and humidity monitoring mode of current cultivation big-arch shelter, measured data is inaccurate and staff's work load is big technical problem.

Description

Humiture monitoring system of crop cultivation big-arch shelter
Technical Field
The application belongs to the technical field of the agricultural, especially, relate to a humiture monitoring system for crop cultivation big-arch shelter.
Background
In the scientific research of batch seedling cultivation in a greenhouse, the temperature and humidity have important influence, and the unsuitable temperature and humidity can hinder the growth of plant bodies. If the indoor humiture is too high, the seedling just more difficult that grows, otherwise, too low can make air drying, and the seedling can not absorb abundant moisture yet. If the indoor temperature and humidity seriously exceed the standard, the seedlings are easy to wither. Only under the suitable environment, under the suitable humiture, can grow more fast to obtain bigger benefit. Therefore, the temperature and humidity of the greenhouse during cultivation need to be monitored so as to ensure the rapid growth of plants.
The current mode through human perception of mainly carrying out the grasp of temperature, but human sense organ is inaccurate and unscientific, often can miss the best growth time of plant, leads to the user income impaired, and the mode of user perception humiture in the big-arch shelter has increased user's work load and has increaseed, also can lead to the concentration difference of indoor carbon dioxide and oxygen to receive the influence to influence the inside cultivation environment of big-arch shelter.
Therefore, it is an urgent technical problem to be solved by those skilled in the art to provide a monitoring method capable of automatically detecting temperature and humidity.
SUMMERY OF THE UTILITY MODEL
In view of this, the application provides a humiture monitored control system of crops cultivation big-arch shelter, can monitor the humiture of crops cultivation big-arch shelter automatically.
The application provides a humiture monitoring system of crop cultivation big-arch shelter includes: the temperature and humidity detection module is connected with the MCU;
the temperature and humidity detection module is used for detecting the temperature and the humidity at the installation position of the temperature and humidity detection module;
the display module is used for displaying the temperature and the humidity;
the MCU is used for triggering the alarm to enable the alarm to send an alarm signal when the temperature is judged not to be within a preset temperature range and/or the humidity is judged not to be within a preset humidity range;
the power supply is used for supplying electric energy to the MCU, the temperature and humidity detection module, the display module and the alarm.
Preferably, the method further comprises the following steps: the key module is used for adjusting the preset concentration range and/or the preset humidity range;
the key module is electrically connected with the main control module.
Preferably, the key module includes: down key, up key, back key, and enter key.
Preferably, the method further comprises the following steps: an on-off key;
the on-off key is connected with the power module and the MCU.
Preferably, the alarm is a buzzer.
Preferably, the MCU is specifically: STC89C52 singlechip.
Preferably, the temperature and humidity detection module specifically is: DHT11 digital temperature and humidity sensor.
According to the technical scheme, the method has the following advantages:
the application provides a humiture monitoring system of crop cultivation big-arch shelter includes: the temperature and humidity detection module is connected with the MCU; the temperature and humidity detection module is used for detecting the temperature and the humidity at the installation position of the temperature and humidity detection module; the display module is used for displaying the temperature and the humidity; the MCU is used for triggering the alarm to enable the alarm to send an alarm signal when the temperature is judged not to be within a preset temperature range and/or the humidity is judged not to be within a preset humidity range; the power supply is used for supplying electric energy to the MCU, the temperature and humidity detection module, the display module and the alarm.
In this application, the temperature and humidity detection module is installed in crops cultivation big-arch shelter, a temperature value and humidity value for detecting in the big-arch shelter, then MCU judges the temperature value and the humidity value that detect, when judging that the temperature value is not in the preset temperature range, or when the humidity value is not in the preset humidity range, trigger alarm, alarm sends alarm signal, remind personnel's attention, mode through intelligent monitoring, monitor the humiture in the cultivation big-arch shelter, measured data is accurate, simultaneously need not personnel go the big-arch shelter to measure, only need handle after receiving alarm signal can, staff's work load has obviously been reduced, thereby the humiture monitoring mode of current cultivation big-arch shelter has been solved, the inaccurate and big technical problem of staff's work load of measured data.
Drawings
Fig. 1 is a schematic structural diagram of a temperature and humidity monitoring system of a crop cultivation greenhouse provided in the present application;
wherein the reference numbers are as follows:
1. MCU; 2. a temperature and humidity detection module; 3. a display module; 4. an alarm; 5. a power supply module; 6. a key module; 7. and (5) switching a key.
Detailed Description
The application provides a humiture monitoring system of crops cultivation big-arch shelter can monitor the humiture of crops cultivation big-arch shelter automatically.
An embodiment of a temperature and humidity monitoring system for a crop cultivation greenhouse provided in an embodiment of the present application specifically refers to fig. 1.
The humiture monitoring system of crop cultivation big-arch shelter in this embodiment includes: MCU1, temperature and humidity detection module 2, display module 3, alarm 4 and power module 5, temperature and humidity detection module 2, a temperature and humidity for detecting the temperature and humidity of 2 mounted position departments of temperature and humidity detection module, display module 3, a temperature and humidity display, MCU1, a temperature is not in the preset temperature range when being used for judging, and/or when humidity is not in the preset humidity range, trigger alarm 4, make alarm 4 send alarm signal, a power supply, a to MCU1, temperature and humidity detection module 2, display module 3, alarm 4, provide the electric energy.
In this embodiment, temperature and humidity detection module 2 is installed in crops cultivation big-arch shelter, a temperature value and humidity value for detecting in the big-arch shelter, then MCU1 judges the temperature value and the humidity value that detect, when judging that the temperature value is not in the preset temperature range, or when the humidity value is not in the preset humidity range, trigger alarm 4, alarm 4 sends alarm signal, remind personnel's attention, mode through intelligent monitoring, the humiture in the cultivation big-arch shelter is monitored, measured data is accurate, simultaneously need not personnel go the big-arch shelter and measure, only need handle after receiving alarm signal can, staff's work load has obviously been reduced, thereby the humiture monitoring mode of current cultivation big-arch shelter has been solved, the inaccurate and staff's work load is big technical problem of measured data.
The above is an embodiment of a temperature and humidity monitoring system for a crop cultivation greenhouse provided in this application, and the following is another embodiment of a temperature and humidity monitoring system for a crop cultivation greenhouse provided in this application, and refer to fig. 1 specifically.
In this embodiment, the humiture monitoring system of crop cultivation big-arch shelter includes: MCU1, temperature and humidity detection module 2, display module 3, alarm 4 and power module 5, temperature and humidity detection module 2, a temperature and humidity for detecting the temperature and humidity of 2 mounted position departments of temperature and humidity detection module, display module 3, a temperature and humidity display, MCU1, a temperature is not in the preset temperature range when being used for judging, and/or when humidity is not in the preset humidity range, trigger alarm 4, make alarm 4 send alarm signal, a power supply, a to MCU1, temperature and humidity detection module 2, display module 3, alarm 4, provide the electric energy.
It should be noted that, the manner of providing the electric energy by the power module 5 may be that after the above components are directly connected with the power module 5, the power module 5 directly provides the electric energy for the components, or after the power module 5 is connected with the MCU1, the electric energy is indirectly transmitted to the components through the MCU 1.
In order to adapt to the growing environment of different crops, the present embodiment further includes: the key module 6 is used for adjusting the preset concentration range and/or the preset humidity range, and the key module 6 is electrically connected with the main control module.
Further, the key module 6 includes: down key, up key, back key, and enter key. Wherein, each key is a key switch, and the keyboard in the product is effective in low level. When the key is not pressed, the pull-up resistor ensures that the I/O port of the singlechip is at a determined high level, and when a certain key is pressed, the I/O port is changed into a low level.
The humiture monitoring system of crop cultivation big-arch shelter in this embodiment can open or close as required, still includes in this embodiment promptly: and the on-off key 7 are connected with the power supply module 5 and the MCU 1.
Further, the alarm 4 in this embodiment is a buzzer,
further, the temperature and humidity detection module 2 in this embodiment specifically is: DHT11 digital temperature and humidity sensor.
It should be noted that the DHT11 digital temperature and humidity sensor is a temperature and humidity composite sensor including a calibrated digital signal output. The DHT11 sensors are calibrated in a very accurate humidity verification chamber, and calibration coefficients are stored in the OTP memory in the form of a program that is recalled internally within the sensor during processing of the detection signal. The single-wire serial interface enables system integration to be simple and rapid. The ultra-small volume and the extremely low power consumption, and the signal transmission distance can reach more than 20 meters, so that the ultra-small volume and the extremely low power consumption become the best selection rule for various applications and even the most rigorous application occasions. The product is a 4-pin single-row pin package. The connection is convenient, and a special packaging form can be provided according to the requirements of users. The specific implementation mode is as follows: this product detects the environmental aspect through temperature and humidity sensor, with signal transmission to main control module.
Interface description: the sensor data shows that when the length of the connecting wire is shorter than 20 meters, the 5K pull-up resistor is used, and when the length of the connecting wire is larger than 20 meters, the appropriate pull-up resistor is used according to the actual situation, so that the 5K pull-up resistor is used in consideration of the actual application situation of the product.
The detection principle is as follows: the DHT11 sensor is connected with the STC89C52 singlechip, a P2.0 port of the singlechip is used for receiving and transmitting serial data, namely a data port 21 is connected with a Pin2 (single bus, serial data) of the sensor. Since the measuring range is less than 20 meters, a 5K resistor is connected between the Pin2 port of the sensor and the power supply. And the power supply ports Pin1 and Pin4 of the sensor are respectively connected with the VDD and GND ends of the singlechip. The third foot of the sensor is placed in suspension.
Introduction of pins: pin 1: (VCC), power Pin, supply voltage is 3 ~ 5.5V, Pin 2: (DATA), serial DATA, single bus, Pin 3: (NC), empty, please hover, Pin 4: (VDD), ground, negative supply.
Further, the MCU1 in this embodiment is specifically: STC89C52 singlechip. The TC89C52 singlechip analyzes and processes the obtained data signal by reading the signal acquired by the DHT11 sensor, and is connected with a buzzer to control an alarm system.
STC89C52 singlechip pin and encapsulation: the STC89C52 singlechip has multiple packaging forms, 40DIP packaging is selected in the product, and the pin definition is shown as follows:
STC89C52 pin specification:
1. mains power pin (2), VCC (pin No. 40): power input, +5V power supply, GND (pin No. 20): and a ground line.
2. External crystal oscillator pin (2), XTAL1 (pin No. 19): input of on-chip oscillator circuit, XTAL2 (pin No. 18): and the output end of the on-chip oscillating circuit.
3. Control pin (4), RST/VPP (pin number 9): reset pin, the high level that 2 machine cycles appear on the pin will make the singlechip reset, ALE/PROG (pin No. 30): address latch enable signal, PSEN (pin 29): external memory read strobe, EA/VPP (pin 31): the internal and external gating of the program memory reads the instruction from the external program memory in response to the low level, and reads the instruction from the internal program memory in response to the high level.
4. The STC89C52 single chip microcomputer has 4 groups of 8-bit programmable I/O ports, namely P0 ports, P1 ports, P2 ports and P3 ports, wherein each port has 8 bits (8 pins) and totally 32 ports.
Further, the display module 3 in this embodiment is specifically: LCD1602 liquid crystal display, the display having the following features:
1. the display quality is high, because each point of the liquid crystal display keeps the color and brightness after receiving the signal and constantly emits light, the bright point is not required to be refreshed continuously like a digital display. Therefore, the liquid crystal display has high image quality and does not flicker.
2. Digital interface: the liquid crystal display is digital, and the interface with the singlechip system is simpler and more reliable, and the operation is more convenient. Small volume, light weight: the liquid crystal display achieves the purpose of displaying by controlling the state of liquid crystal molecules through electrodes on a display screen, and is much lighter in weight than a traditional display with the same display area.
3. The power consumption is low: power consumption is mainly consumed at the electrodes and driving ICs inside it, and thus much less than other displays.
The implementation mode is as follows: the display screen of the system adopts a 5v power supply mode, namely a 2k resistor is added to a third pin, and the purpose of the resistor is to enable the display contrast of the liquid crystal to reach the optimal brightness value, so that the liquid crystal is displayed in the clearest state. The detection data can be displayed on a display screen in real time, and the sensitivity is high.
In this embodiment, temperature and humidity detection module 2 is installed in crops cultivation big-arch shelter, a temperature value and humidity value for detecting in the big-arch shelter, then MCU1 judges the temperature value and the humidity value that detect, when judging that the temperature value is not in the preset temperature range, or when the humidity value is not in the preset humidity range, trigger alarm 4, alarm 4 sends alarm signal, remind personnel's attention, mode through intelligent monitoring, the humiture in the cultivation big-arch shelter is monitored, measured data is accurate, simultaneously need not personnel go the big-arch shelter and measure, only need handle after receiving alarm signal can, staff's work load has obviously been reduced, thereby the humiture monitoring mode of current cultivation big-arch shelter has been solved, the inaccurate and staff's work load is big technical problem of measured data.
The above embodiments are only used for illustrating the technical solutions of the present application, and not for limiting the same; although the present application has been described in detail with reference to the foregoing embodiments, it should be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions in the embodiments of the present application.

Claims (7)

1. The utility model provides a humiture monitoring system of crops cultivation big-arch shelter which characterized in that includes: the temperature and humidity detection module is connected with the MCU;
the temperature and humidity detection module is used for detecting the temperature and the humidity at the installation position of the temperature and humidity detection module;
the display module is used for displaying the temperature and the humidity;
the MCU is used for triggering the alarm to enable the alarm to send an alarm signal when the temperature is judged not to be within a preset temperature range and/or the humidity is judged not to be within a preset humidity range;
the power supply is used for supplying electric energy to the MCU, the temperature and humidity detection module, the display module and the alarm.
2. The temperature and humidity monitoring system of the crop cultivation greenhouse of claim 1, further comprising: the key module is used for adjusting the preset temperature range and/or the preset humidity range;
the key module is electrically connected with the MCU.
3. The temperature and humidity monitoring system of a crop cultivation greenhouse of claim 2, wherein the key module comprises: down key, up key, back key, and enter key.
4. The temperature and humidity monitoring system of the crop cultivation greenhouse of claim 1, further comprising: an on-off key;
the on-off key is connected with the power module and the MCU.
5. The temperature and humidity monitoring system of the crop cultivation greenhouse as claimed in claim 1, wherein the alarm is a buzzer.
6. The temperature and humidity monitoring system of the crop cultivation greenhouse as claimed in claim 1, wherein the MCU specifically is: STC89C52 singlechip.
7. The temperature and humidity monitoring system of the crop cultivation greenhouse according to claim 1, wherein the temperature and humidity detection module is specifically: DHT11 digital temperature and humidity sensor.
CN201920256691.XU 2019-02-28 2019-02-28 Humiture monitoring system of crop cultivation big-arch shelter Active CN210036795U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201920256691.XU CN210036795U (en) 2019-02-28 2019-02-28 Humiture monitoring system of crop cultivation big-arch shelter

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201920256691.XU CN210036795U (en) 2019-02-28 2019-02-28 Humiture monitoring system of crop cultivation big-arch shelter

Publications (1)

Publication Number Publication Date
CN210036795U true CN210036795U (en) 2020-02-07

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201920256691.XU Active CN210036795U (en) 2019-02-28 2019-02-28 Humiture monitoring system of crop cultivation big-arch shelter

Country Status (1)

Country Link
CN (1) CN210036795U (en)

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