CN210929151U

CN210929151U - Temperature controller for solar poultry egg incubator

Info

Publication number: CN210929151U
Application number: CN201920962473.8U
Authority: CN
Inventors: 李瑞红; 李天鹰; 陆俊; 许茜; 朱嘉琪; 全永富; 黄旭; 吴文栋
Original assignee: Nantong Vocational College
Current assignee: Nantong Vocational College
Priority date: 2019-06-25
Filing date: 2019-06-25
Publication date: 2020-07-07
Anticipated expiration: 2029-06-25

Abstract

The utility model provides a temperature controller for a solar poultry egg incubator, which comprises a shell, wherein a singlechip, a power supply device, a temperature sensor and a buzzer circuit are arranged in the shell; a keyboard nixie tube display and a buzzer are arranged on the outer side of the shell, and the keyboard comprises 3 functional keys and 1 reset key; the buzzer circuit comprises a buzzer; 3 function keys are respectively a temperature determination key Z2, a set temperature increase key Z3 and a set temperature decrease key Z4; the input end of the single chip microcomputer is electrically connected with the temperature sensor and the 3 function keys, and the output end of the single chip microcomputer is electrically connected with the nixie tube displayer, the heating device and the buzzer circuit; the power supply device supplies power to the whole temperature controller, and the output end of the single chip microcomputer is electrically connected with the heating device. The utility model discloses a temperature controller has very extensive prospect in real life, therefore its design has certain using value meaning.

Description

Temperature controller for solar poultry egg incubator

Technical Field

The utility model belongs to the technical field of the poultry egg incubator, concretely relates to solar energy is temperature controller for poultry egg incubator.

Background

The poultry egg hatching technology has been mastered by human for a long time, and the artificial hatching of poultry eggs is beneficial to accelerating the poultry hatching speed. With the development of science and technology, various hatching devices such as an electric hatching box, a kerosene lamp hatching box, a kang baking box and the like appear in the market, although the home egg incubator is widely applied to the hatching devices of home eggs, the temperature control in the home egg incubator becomes a new problem, and the temperature in the home egg incubator cannot be well controlled due to improper control of the internal temperature of the current home egg incubator, so that the problem of low hatching success rate is caused.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to provide a temperature controller for solar energy poultry egg incubator to solve the problem that proposes in the background art.

In order to solve the technical problem, an embodiment of the present invention provides a temperature controller for a solar poultry egg incubator, wherein the poultry egg incubator comprises a cavity type heat insulation main body, a tray is arranged in the middle of the heat insulation main body, poultry egg lattices are arranged on the tray, and an egg turning system is connected to the tray; a moisturizing system, a heating device, a disinfecting system and a ventilating system are also arranged in the heat insulation main body; the temperature controller is electrically connected with the heating device; the temperature controller is characterized by comprising a shell, wherein a single chip microcomputer, a power supply device, a temperature sensor and a buzzer circuit are arranged in the shell; a keyboard nixie tube display and a buzzer are arranged on the outer side of the shell, and the keyboard comprises 3 functional keys and 1 reset key; the buzzer circuit comprises a buzzer; 3 function keys are respectively a temperature determination key Z2, a set temperature increase key Z3 and a set temperature decrease key Z4; the input end of the single chip microcomputer is electrically connected with the temperature sensor and the 3 function keys, and the output end of the single chip microcomputer is electrically connected with the nixie tube displayer, the heating device and the buzzer circuit; the power supply device supplies power to the whole temperature controller, and the output end of the single chip microcomputer is electrically connected with the heating device.

Further, the power supply device comprises a storage battery, a solar panel, an AC-DC voltage transformation circuit, an LM7808 voltage stabilizer and an LM7805 voltage stabilizer; the charging end of the storage battery is electrically connected with an AC-DC voltage transformation circuit and an LM7808 voltage stabilizer, the LM7808 voltage stabilizer is electrically connected with the solar cell panel, the power transmission end of the storage battery is electrically connected with the LM7805 voltage stabilizer, and the LM7805 voltage stabilizer is electrically connected with a power interface VCC of the single chip microcomputer; the AC-DC transformation circuit is connected with external 220 alternating current through a power line.

Furthermore, the single chip microcomputer is STC89C51, a pin 9, a pin 18 and a pin 19 of the single chip microcomputer are electrically connected with a reset circuit, and the reset circuit comprises a reset key Z1, a diode, a capacitor C1, a capacitor C2, a capacitor C3, a resistor R1 and a crystal oscillator X1; the electric capacity of capacitor C1 is 20 pF, the electric capacity of capacitor C2 is 20 pF, the electric capacity of capacitor C3 is 10 uF, the resistance of resistance R1 is 10K omega.

Furthermore, the temperature sensor selects a DS18B20 temperature sensor for temperature acquisition, a Data port of the DS18B20 is electrically connected with the pin 7, and a VCC end of the DS18B20 is electrically connected with the pin 31 of the singlechip.

Further, the heating device 3 includes a photoelectric coupler, a three-stage bidirectional ac switch, a heating wire, a resistor R2 and a resistor R3, the resistance of the resistor R2 is 330 Ω, the resistance of the resistor R3 is 330 Ω, the strong current output terminal outputs 220V ac, and the heating wire is connected in series in the strong current output terminal and the three-stage bidirectional ac switch loop.

Further, the nixie tube display is electrically connected to a P0 port and a P2 port of the single chip microcomputer.

Further, the temperature determination key Z2, the set temperature increase key Z3 and the set temperature decrease key Z4 are electrically connected with the ports P3.5, P3.6 and P3.7 of the single chip microcomputer respectively.

Further, the buzzer circuit comprises a buzzer, a triode 9012, a light emitting diode D1 and a resistor R5; two ends of the resistor R5 are respectively and electrically connected with the triode 9012 and the P3.3 port of the singlechip, and the resistance value of the resistor R5 is 2K omega.

The utility model discloses an above-mentioned technical scheme's beneficial effect as follows: the utility model discloses a temperature controller sets for the temperature bound (37 ℃ -39 ℃) through using 3 function buttons after, through digital temperature sensor acquisition temperature, shows real-time temperature on the digital tube display after singlechip processing to compare with the settlement temperature. When the real-time temperature in the incubator is lower than a set range (37 ℃), the singlechip controls the heating device to start heating, and the constant temperature is kept after the temperature reaches the set range; when the real-time temperature in the incubator is higher than the set range (39 ℃), the singlechip controls the heating device to stop heating, and the incubator naturally cools to the set temperature range and then keeps constant temperature. If the real-time temperature exceeds the range of the set temperature threshold value, the buzzer circuit controls the buzzer to send out a danger alarm, and meanwhile, the heating or natural cooling is automatically selected after the processing of the single chip microcomputer. Based on the consideration of environmental protection and energy conservation, the temperature controller is powered by combining a solar cell panel and a storage battery (a rechargeable lithium battery), the solar photovoltaic cell panel converts light energy into electric energy through a photovoltaic effect, the electric energy is stored in the storage battery after the voltage is reduced by an LM7808 voltage stabilizing circuit, and the LM7805 voltage stabilizing circuit is used for stabilizing the voltage at 5V and then supplying power to the temperature controller. The utility model discloses a temperature controller has very extensive prospect in real life, therefore its design has certain using value meaning.

Drawings

FIG. 1 is a circuit diagram of the present invention;

fig. 2 is a system block diagram of the power supply device of the present invention;

FIG. 3 is a design diagram of the minimum system of the single chip microcomputer of the present invention;

FIG. 4 is a diagram of the sensor wiring of the present invention;

FIG. 5 is a wiring diagram of the heating device of the present invention;

fig. 6 is a wiring diagram of the nixie tube display of the present invention;

FIG. 7 is a circuit diagram of the key of the present invention;

fig. 8 is a circuit diagram of a buzzer of the present invention;

fig. 9 is a flowchart of a main program of the single chip microcomputer according to the present invention.

Description of reference numerals: 1. a single chip microcomputer; 2. a keyboard; 3. a heating device; 4. a temperature sensor; 5. a buzzer circuit; 6. a sensor circuit; 7. a nixie tube display.

Detailed Description

In order to make the technical problems, technical solutions and advantages to be solved by the present invention clearer, the following detailed description will be given with reference to the accompanying drawings and specific embodiments.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", "front", "rear", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "connected" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1-8, the temperature controller for the solar poultry egg incubator comprises a cavity-type heat insulation main body, wherein a tray is arranged in the middle of the heat insulation main body, poultry egg grids are arranged on the tray, and an egg turning system is connected to the tray; a moisturizing system, a heating device 3, a disinfecting system and a ventilating system are also arranged in the heat insulation main body; the temperature controller comprises a shell, wherein a single chip microcomputer 1, a power supply device 6, a temperature sensor 4 and a buzzer circuit 5 are arranged in the shell; a keyboard nixie tube display 7 and a buzzer are arranged on the outer side of the shell, and the keyboard 2 comprises 3 functional keys and 1 reset key; the buzzer circuit 7 comprises a buzzer; 3 function keys are respectively a temperature determination key Z2, a set temperature increase key Z3 and a set temperature decrease key Z4; the input end of the single chip microcomputer 1 is electrically connected with the temperature sensor 4 and the 3 functional keys, and the output end of the single chip microcomputer 1 is electrically connected with the nixie tube displayer 7, the heating device 3 and the buzzer circuit 5; the power supply device 6 supplies power to the whole temperature controller, and the output end of the singlechip 1 is electrically connected with the heating device.

In a further embodiment, the power supply device 6 comprises a storage battery, a solar panel, an AC-DC transformation circuit, an LM7808 voltage stabilizer, an LM7805 voltage stabilizer; the charging end of the storage battery is electrically connected with an AC-DC voltage transformation circuit and an LM7808 voltage stabilizer, the LM7808 voltage stabilizer is electrically connected with the solar cell panel, the power transmission end of the storage battery is electrically connected with the LM7805 voltage stabilizer, and the LM7805 voltage stabilizer can be electrically connected with a power interface VCC of the single chip microcomputer 1 through a power supply key; the AC-DC transformation circuit is connected with external 220 alternating current through a power line. The whole temperature controller needs a 5V power supply, and the power supply device adopts a power supply system which supplies power by combining a solar cell panel and a chargeable and dischargeable lithium storage battery. In addition, considering that the solar photovoltaic cell cannot normally store electricity when bad weather such as overcast days or rainy days occurs for a long time, a power socket of a household power supply is additionally added, and a power line is connected with 220V alternating current through the power socket, as shown in fig. 2.

In a further embodiment, the single chip microcomputer 1 adopts STC89C51, and the pin 9, the pin 18 and the pin 19 of the single chip microcomputer 1 are electrically connected with a reset circuit, wherein the reset circuit comprises a reset key Z1, a diode, a capacitor C1, a capacitor C2, a capacitor C3, a resistor R1 and a crystal oscillator X1; the electric capacity of capacitor C1 is 20 pF, the electric capacity of capacitor C2 is 20 pF, the electric capacity of capacitor C3 is 10 uF, the resistance of resistance R1 is 10K omega.

In a further embodiment, the temperature sensor 4 selects a DS18B20 temperature sensor for temperature acquisition, the Data port of the DS18B20 is electrically connected to the pin 7, and the VCC terminal of the DS18B20 is electrically connected to the pin 31 of the single chip microcomputer.

In a further embodiment, the heating device 3 includes a photocoupler, a three-stage bidirectional ac switch, a heating wire, a resistor R2 and a resistor R3, the resistance of the resistor R2 is 330 Ω, the resistance of the resistor R3 is 330 Ω, the strong power output terminal outputs 220V ac, and the heating wire is connected in series between the strong power output terminal and the three-stage bidirectional ac switch loop.

In a further embodiment, the nixie tube display 7 is selected from the SMG04_1, and the nixie tube display 7 is electrically connected to a P0 port and a P2 port of the single chip microcomputer.

In a further embodiment, the temperature determination key Z2, the set temperature increase key Z3 and the set temperature decrease key Z4 are electrically connected to the P3.5, P3.6 and P3.7 ports of the single chip microcomputer respectively. The 3 function keys are used, and the main functions are a temperature determination key, a set temperature increase key and a set temperature decrease key, as shown in fig. 7. Among the three keys for setting, Z2 is a temperature setting key, Z3 is a set temperature increasing key, and Z4 is a set temperature decreasing key. When the temperature setting key is not pressed, pressing the set temperature increasing key does not react with the set temperature decreasing key; when the temperature setting key is pressed, the values of the upper and lower limits of the set temperature can be adjusted by pressing the set temperature increasing key and the set temperature decreasing key.

In a further embodiment, the buzzer circuit 5 comprises a buzzer, a transistor 9012, a light emitting diode D1 and a resistor R5; two ends of the resistor R5 are respectively and electrically connected with the triode 9012 and the P3.3 port of the singlechip, and the resistance value of the resistor R5 is 2K omega. The buzzer circuit is shown in figure 8.

The single chip microcomputer stores a main program flow, wherein the main program flow is used for storing data in the main program, calling a set value and real-time temperature of a nixie tube display, calling a buzzer circuit, controlling temperature and other subprogram modules after a temperature range is set through a key, and therefore the main program has the functions of initializing the system and calling each subprogram module. The main program flow is as shown in fig. 9.

The utility model discloses choose DS18B20 temperature sensor 4 for use to carry out temperature acquisition, cooperation singlechip 1 can directly show real-time temperature on charactron display 7. The upper limit value and the lower limit value of the temperature are set by using 3 function keys, and the set temperature is transmitted to a digital tube display 7 for display. After the temperature value range is set, the temperature value range can take effect without pressing other keys; if the upper limit and the lower limit of the set temperature need to be changed, the set temperature range can be reset after the temperature setting key is pressed. The set temperature range can be set by software programming to determine the set temperature range of the device. The present invention relates to a nixie tube display, and more particularly, to a nixie tube display, which is programmed by using a dynamic display method and a corresponding dynamic display method. The conversion between the real-time temperature display and the set temperature display can be switched through a key. When the temperature collected by the temperature sensor 4 exceeds the set upper limit value, the buzzer in the buzzer circuit 7 will give a danger alarm, and the heating device 3 will stop heating and wait for natural cooling; or when the temperature collected by the temperature sensor 4 is lower than the set lower temperature limit value, the buzzer in the buzzer circuit 7 will also give a dangerous alarm and the heating device 3 will start heating.

The foregoing is a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.

Claims

1. A temperature controller for a solar poultry egg incubator comprises a cavity type heat insulation main body, wherein a tray is arranged in the middle of the heat insulation main body, poultry egg grids are arranged on the tray, and an egg turning system is connected to the tray; a moisturizing system, a heating device, a disinfecting system and a ventilating system are also arranged in the heat insulation main body; the temperature controller is electrically connected with the heating device; the temperature controller is characterized by comprising a shell, wherein a single chip microcomputer, a power supply device, a temperature sensor and a buzzer circuit are arranged in the shell; a keyboard nixie tube display and a buzzer are arranged on the outer side of the shell, and the keyboard comprises 3 functional keys and 1 reset key; the buzzer circuit comprises a buzzer; 3 function keys are respectively a temperature determination key Z2, a set temperature increase key Z3 and a set temperature decrease key Z4; the input end of the single chip microcomputer is electrically connected with the temperature sensor and the 3 function keys, and the output end of the single chip microcomputer is electrically connected with the nixie tube displayer, the heating device and the buzzer circuit; the power supply device supplies power to the whole temperature controller, and the output end of the single chip microcomputer is electrically connected with the heating device.

2. The temperature controller for the solar poultry egg incubator according to claim 1, wherein the power supply device comprises a storage battery, a solar panel, an AC-DC transformation circuit, an LM7808 voltage stabilizer, an LM7805 voltage stabilizer; the charging end of the storage battery is electrically connected with an AC-DC voltage transformation circuit and an LM7808 voltage stabilizer, the LM7808 voltage stabilizer is electrically connected with the solar cell panel, the power transmission end of the storage battery is electrically connected with the LM7805 voltage stabilizer, and the LM7805 voltage stabilizer is electrically connected with a power interface VCC of the single chip microcomputer; the AC-DC transformation circuit is connected with external 220 alternating current through a power line.

3. The temperature controller for the solar poultry egg incubator as claimed in claim 1, wherein the single chip microcomputer is STC89C51, the pin 9, the pin 18 and the pin 19 of the single chip microcomputer are electrically connected with a reset circuit, and the reset circuit comprises a reset key Z1, a diode, a capacitor C1, a capacitor C2, a capacitor C3, a resistor R1 and a crystal oscillator X1; the electric capacity of capacitor C1 is 20 pF, the electric capacity of capacitor C2 is 20 pF, the electric capacity of capacitor C3 is 10 uF, the resistance of resistance R1 is 10K omega.

4. The temperature controller for the solar poultry egg incubator according to claim 1, wherein the temperature sensor is a DS18B20 temperature sensor for temperature collection, the Data port of the DS18B20 is electrically connected to the pin 7, and the VCC end of the DS18B20 is electrically connected to the pin 31 of the single chip microcomputer.

5. The temperature controller according to claim 1, wherein the heating device comprises a photoelectric coupler, a three-stage bidirectional ac switch, a heating wire, a resistor R2, a resistor R3 and a strong current output terminal, the resistance of the resistor R2 is 330 Ω, the resistance of the resistor R3 is 330 Ω, the strong current output terminal outputs 220V ac current, and the heating wire is connected in series with the strong current output terminal and the three-stage bidirectional ac switch.

6. The temperature controller for a solar poultry egg incubator according to claim 1, wherein the nixie tube display is electrically connected to a P0 port and a P2 port of the single chip microcomputer.

7. The temperature controller for a solar poultry egg incubator according to claim 1, wherein the temperature determination key Z2, the set temperature increase key Z3 and the set temperature decrease key Z4 are electrically connected to ports P3.5, P3.6 and P3.7 of the single chip microcomputer respectively.

8. The temperature controller for a solar poultry egg incubator according to claim 1, wherein the buzzer circuit comprises a buzzer, a triode 9012, a light emitting diode D1 and a resistor R5; two ends of the resistor R5 are respectively and electrically connected with the triode 9012 and the P3.3 port of the singlechip, and the resistance value of the resistor R5 is 2K omega.