CN201828843U - Intelligent controller suitable for bean sprout incubator - Google Patents

Intelligent controller suitable for bean sprout incubator Download PDF

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Publication number
CN201828843U
CN201828843U CN2010202518258U CN201020251825U CN201828843U CN 201828843 U CN201828843 U CN 201828843U CN 2010202518258 U CN2010202518258 U CN 2010202518258U CN 201020251825 U CN201020251825 U CN 201020251825U CN 201828843 U CN201828843 U CN 201828843U
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China
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module
temperature
humidity
incubator
control
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Expired - Fee Related
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CN2010202518258U
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Chinese (zh)
Inventor
黄汉英
赵思明
尹涛
熊善柏
李小雨
杜君梅
曹见朝
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Huazhong Agricultural University
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Huazhong Agricultural University
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Abstract

The utility model relates to an intelligent controller suitable for a bean sprout incubator, which has a function of controlling the temperature, humidity and illumination and comprises a single-chip microcomputer module, a temperature control module, a temperature detection module, a temperature alarm module, a humidity control module, a humidity detection module, an LED (light-emitting diode) illumination module, a display module, a power module, a fan and the like. The temperature and humidity are controlled through a PID (proportional integral and derivative) closed loop, a heating rod is adopted to directly heat air during heating, an ultrasonic atomizer is adopted to atomize water during humidification, and water and air are mixed by the fan arranged at the bottom of the heating rod and are then delivered into the bean sprout incubator, thus the temperature and humidity in the incubator can be made uniform, and sufficient oxygen can be supplied to help bean sprouts to grow. The utility model solves the problems of the existing bean sprout incubation device such as non-uniform spraying, a large amount of wastewater, low heating speed, high energy consumption, inaccurate temperature control and the like, and the intelligent controller can be applied in bean sprout incubators, seed incubators, household bean sprouting machines and the like.

Description

A kind of intelligent controller that is applicable to bud dish incubator
Technical field
The utility model is a kind of intelligent controller that is applicable to bud dish incubator, is applicable in the devices such as various bud dish incubators, seed culture case, family expenses bean sprout growing machine.
Background technology
Along with the raising of people's living standard, the food of some green healths more and more is subjected to people's attention, and people are also more and more higher to the security requirement of food simultaneously.The bean sprouts has been subjected to broad masses' welcome as a kind of pollution-free food.But the phenomenon of abusing violated chemicalss such as chemical fertilizer, hormone in recent years in the bean sprouts produces happens occasionally, and uses this class medicine with the serious harm health.Because market surveillance mechanism is perfect not enough, the difficult quality guarantee of bean sprouts causes the considerable part consumer dare not buy, eat the bean sprouts of selling on the market.Therefore, produce an urgent demand that nuisanceless bean sprouts, green bean sprouts become the consumer, the dish culture apparatus is also given birth to regard to application.
Bud dish culture apparatus or family expenses bean sprout growing machine have only the developing history in several years.The trickle mode that family expenses bean sprout growing machine in the market generally all adopts water pump to draw water, as described in Chinese patent CN 200969774Y, CN 200994268Y etc., the subject matter that the germination mode of this trickle is brought is: tend to cause the bean sprouts uneven because trickle is inhomogeneous; In addition, the consumption of this germination mode of trickle water is big, can produce a large amount of waste water.For using water wisely, prior art (family expenses bean sprout growing machine) generally adopts the mode of recycling water, but this mode can be impelled the bacterium raised growth again, after adopting this mode to germinate to finish, glassware for drinking water in the bean sprout growing machine has tangible peculiar smell, owing to the security that also can have influence on the bean sprouts of growing of bacterium.Chinese patent CN 201328299Y improves this Automatic Cycle trickle bean sprout growing machine, adopt ventilative boccaro to make pottery and replace the plastic production bean sprout growing machine, keep the ventilation of circulation trickle, can alleviate the spoilage problems of water, but can not fundamentally eliminate recirculated water problem apt to deteriorate, in addition, make pottery to replace the plastic production bean sprout growing machine also to bring the cost height, problem such as weight increases and fictile is easy broken with boccaro.
Early stage family expenses bean sprout growing machine does not generally all have heating arrangement, this bean sprout growing machine just can not be used for having cultivated the bean sprouts in winter, in order also to cultivate the bean sprouts in winter, need on bean sprout growing machine, increase electro-heat equipment, the heating arrangement of family expenses bean sprout growing machine all is to be installed on water tank bottom at present, water in the water tank is heated, as Chinese patent CN 201015338Y, CN 200994268Y etc. are described, there is following drawback in this mode that directly water body is heated: (1) energy consumption height, programming rate is slow, the temperature that the water in the water tank (the approximately water of 2.2L) will be heated to the growth of suitable bean sprouts in winter needs a large amount of electric energy, and programming rate is slow; (2) bean sprouts is heated inhomogeneously, and the bean sprouts temperature of being drenched by warm water is suitable, growth better, the bean sprouts growth of being drenched by warm water is relatively poor; (3) the easy breed bacteria of warm water, because water body is heated, its temperature also relatively is fit to the growth of bacterium, therefore can have influence on the security of bean sprouts.
Notification number is that the utility model of CN 201504466U discloses a kind of bean sprout growing machine with atomizer and well heater, it is said to solve non-uniform spraying, the waste water problem how that automatic water spray type bean sprout growing machine exists, but the instructions of this patent does not all relate to its heating and air-humidification method, control circuit etc. at all, cause this patent disclosure insufficient, make those skilled in the art can't implement this patent, and reach the described effect of this patent.
Along with the attention of masses for health, pursue healthy life, the consumer is more and more outstanding for the demand of the security of bean sprouts and quality.So at above problem, we have developed a kind of intelligent cultural method of bud dish.
The utility model content
The utility model has solved problems such as the non-uniform spraying, the waste water that exist in the existing family expenses bud dish culture apparatus are many, programming rate is slow, energy consumption is high, temperature control out of true.Technical solutions of the utility model are as follows:
A kind of intelligent controller that is applicable to bud dish incubator has control temperature, humidity and illumination function.This intelligent controller is made of one-chip computer module (1), temperature control modules (2), temperature detecting module (3) temperature alarming module (4), humidity control module (5), humidity detecting module (6), LED illumination module (7), display module (8), keyboard input module (9) and power module (10); Wherein, the output terminal of keyboard input module, temperature detecting module and humidity detecting module is connected with the input end of single-chip microcomputer, single machine output end connects temperature control modules, humidity control module, display module and temperature alarming module respectively, and the output of power module is received respectively on one-chip computer module, heating module, humidification module, temperature detecting module, humidity detecting module and the electric fan; Realize as follows:
A, described temperature control modules are made up of photoelectric coupled device, bidirectional triode thyristor device, heating rod and fuse, adopt closed-loop control, by the digital temperature sensor that is installed in the bud dish incubator temperature signal is detected and is sent to input of single chip, this single-chip microcomputer is exported a control signal after treatment with detected temperature signal, by the work of control circuit of bidirectional thyristor control heating rod, thereby realize the temperature control that bud dish incubator is interior.
B, described humidity control module are made up of photoelectric coupled device, bidirectional triode thyristor device, ultrasonic ultrasonic delay line memory, adopt closed-loop control, moisture signal is detected and is sent to the analog quantity input port of single-chip microcomputer by being installed on humidity sensor in the bud dish incubator, this single-chip microcomputer is exported a control signal after treatment with detected moisture signal, by the work of control circuit of bidirectional thyristor control ultrasonic ultrasonic delay line memory, thereby realize the humidity control that bud dish incubator is interior.
The hot-air that water smoke that C, described ultrasonic ultrasonic delay line memory produce and heating rod produce all is to send into described bud dish incubator by the same fan that is installed on the heating rod bottom.
D, described temperature alarming module are made up of power tube and hummer; a digital temperature sensor as overheating protection in addition has been installed in the heating rod bottom; when single-chip microcomputer detects the temperature of this sensor when too high; export an alerting signal; realize reporting to the police; cut off the voltage of heating rod simultaneously by temperature-control circuit, realize the heat protection.
E, described LED illumination module are made up of four groups of rubescent looks of difference, blueness and white LED lamps being installed in the bud dish incubator, realize the glow color and the luminous power of LED lamp are controlled by the single-chip microcomputer output signal.
F, described keyboard input module are made up of 4 * 4 matrix keyboard, and the output line of this keyboard is connected with input of single chip, by this module input design temperature, humidity and intensity of illumination and color.
G, described display module are made up of two charactrons and three LED lamps, described LED lamp is connected with single machine output end by lead, wherein charactron is used for showing the actual temperature in the bud dish incubator, and the LED lamp is as power supply, heating, humidification pilot lamp.
Adopt above-mentioned heating means directly to add hot-air rather than directly add hot water, can saves energy, can guarantee simultaneously that the water body in the bud dish culture apparatus water tank is in lower room temperature always, be not easy breed bacteria, guarantee the quality requirements of bud dish growth and the requirement of security, solved directly water body is added energy consumption height, the bean sprouts of pining for the existing problems such as inhomogeneous, the easy breed bacteria of warm water of being heated.
Adopt above-mentioned air-humidification method, the water fog particle that ultrasonic ultrasonic delay line memory produces is tiny evenly, the humidity that can guarantee incubator is even, guarantee that the bud dish reaches the highest to the absorption rate of water, the growth of bud dish evenly, simultaneously this humidification method water-saving result is good, does not produce waste water basically, thereby has solved problems such as the big and trickle of the consumption of the water that exists in the trickle mode is inhomogeneous.In addition, the atomization quantity of ultrasonic ultrasonic delay line memory can also manual shift, can regulate the size of humidification amount according to the difference of bud dish of being cultivated or seed variety, and to adapt to the demand of different cultivars plant to water, this ultrasonic ultrasonic delay line memory also carries the excessive low water level protection function.
Description of drawings
Accompanying drawing 1 is the utility model control system block scheme; The numbering implication is as follows among Fig. 1: the 1-one-chip computer module; The 2-temperature control modules; The 3-temperature detecting module; 4-temperature alarming module; The 5-humidity control module; The 6-humidity detecting module; 7-LED illumination module; The 8-display module; The 9-keyboard input module; The 10-power module;
Accompanying drawing 2 is program flow diagrams of the utility model temperature control modules and temperature alarming module; The numbering implication is as follows among Fig. 2: the 11-initialize routine; 12-temperature detection program; 13-temperature alarming program; 14-temperature display routine; The 15-temperature control program;
Accompanying drawing 3 is concrete enforcement circuit diagrams of temperature control modules, temperature detecting module, temperature alarming module;
Accompanying drawing 4 is concrete enforcement circuit diagrams of humidity control module, humidity detecting module;
Accompanying drawing 5 is display module circuit diagrams;
Accompanying drawing 6 is mung bean sprouts growth curve charts of two kinds of different bud dish culture apparatuses;
Accompanying drawing 7 is the incubator temperature response curve figure that adopt intelligent controller of the present utility model.
Embodiment
The invention will be further described below in conjunction with accompanying drawing:
Control system theory diagram of the present invention comprises that one-chip computer module (1), temperature control modules (2), temperature detecting module (3) temperature alarming module (4), humidity control module (5), humidity detecting module (6), LED illumination module (7), display module (8), keyboard input module (9) and power module (10) constitute as shown in Figure 1; That described single-chip microcomputer adopts is MSP430, that described temperature detecting module adopts is digital temperature sensor DS18B20, what described heater element adopted is heating rod, and what described humidification device adopted is ultrasonic ultrasonic delay line memory, has the adjustable and excessive low water level protection function of atomization quantity; Described control system temperature control program process flow diagram comprises single-chip microcomputer initialize routine (11), temperature survey program (12), temperature alarming program (13), display routine (14), temperature control program (15) etc. as shown in Figure 2.
When the energized switch, intelligent controller system start-up, single-chip microcomputer begins to carry out corresponding control programs, according to the control information of prior input temperature, humidity and illumination in the bud dish incubator is controlled.
Two temperature sensors in the circuit of Fig. 3, have been used; a temperature that is used for measuring the heating rod bottom; as overheating protection; when the heating rod bottom temp surpasses set point of temperature; hummer (LS1) sends chimes of doom, and single-chip microcomputer turn-offs bidirectional triode thyristor (BT138) by the corresponding pulse signal of output simultaneously; make well heater stop heating, thereby intelligent controller is implemented protection.Another temperature sensor is used for measuring the temperature of bud dish incubator, realizes the closed-loop control of temperature.Bud dish incubator temperature controlling mainly is to utilize the PWM ripple of the EDM Generator of Adjustable Duty Ratio of a 100Hz of single-chip microcomputer output to isolate also anti-phase through photocoupler (moc3041), obtain a pulse signal, utilize this pulse signal to trigger bidirectional triode thyristor, the break-make of control bidirectional triode thyristor.The dutycycle that changes the PWM ripple just can change the phase shift (pilot angle) of trigger pulse, thereby changes the conduction angle of bidirectional triode thyristor, and the size of regulating rectifier output voltage is controlled the work of heating rod then, realizes the incubator temperature controlling.The size of the dutycycle of PWM ripple is according to the actual temperature T of incubator and design temperature T 0Difference determine that when actual temperature is lower than design temperature, and the temperature difference is more greatly T 0During-T 〉=5 ℃, the dutycycle of PWM ripple is 1: 1, at this moment makes the conduction angle maximum of bidirectional triode thyristor, and control heater is with peak power work, when actual temperature is lower than design temperature, and the temperature difference less be T 0During-T<5 ℃, carry out PID control, the dutycycle of PWM ripple increases along with reducing of the temperature difference, the trigger pulse phase gt of photocoupler output, the pilot angle of bidirectional triode thyristor is increased, conduction angle reduces, output voltage reduces, the heat that adds of well heater reduces, thereby improves control accuracy of temperature, when actual temperature reaches setting value, making the bidirectional triode thyristor conduction angle by the phase shift that changes trigger pulse is zero, be that bidirectional triode thyristor is in off state, output voltage is zero, and well heater stops heating.
What the humidity control in the incubator was adopted also is closed-loop control, with the temperature control mode basically identical, specifically implements circuit as shown in Figure 4.Humidity sensor (HIH4000) detects the relative humidity in the incubator, deliver to the analog quantity input port of single-chip microcomputer, single-chip microcomputer is according to humidity size of setting in advance and the actual humidity value in the incubator, utilize pid control algorithm, export a PWM ripple, by the humidification amount of SCR control circuit control ultrasonic ultrasonic delay line memory, thereby realize the humidity control that incubator is interior.
Fig. 5 is the display module circuit theory diagrams, single-chip microcomputer reads the data of bud dish incubator temperature sensor and directly exports the driving charactron by P3.0-P3.7 and P5.2-P5.3 port and shows corresponding temperature value, in addition, also have three LED light to be used as heating, humidification and power supply indication.
Fig. 6 is the mung bean sprouts growth curve that adopts the bud dish incubator cultivation of intelligent controller described in the utility model, and the mung bean sprouts growth curve that adopts the bean sprout growing machine cultivation of commercially available normal domestic use band water body heating and spray mode, test period is winter, environment temperature is 15 ℃, used mung bean is No., medium green, purchases the happy agricultural industry company limited of planting in Hubei.Contrast two bean sprouts growth curves, use this intelligent controller can improve the speed of growth of bean sprouts significantly.Fig. 7 is to use bud dish incubator temperature response curve figure in the incubator in this test of this intelligent controller.

Claims (1)

1. an intelligent controller that is applicable to bud dish incubator has control temperature, humidity and illumination function; It is characterized in that: this intelligent controller is made of one-chip computer module (1), temperature control modules (2), temperature detecting module (3) temperature alarming module (4), humidity control module (5), humidity detecting module (6), LED illumination module (7), display module (8), keyboard input module (9) and power module (10); Wherein, the output terminal of keyboard input module, temperature detecting module and humidity detecting module is connected with the input end of single-chip microcomputer, single machine output end connects temperature control modules, humidity control module, display module and temperature alarming module respectively, and the output of power module is received respectively on one-chip computer module, heating module, humidification module, temperature detecting module, humidity detecting module and the electric fan; Realize as follows:
A, described temperature control modules are made up of photoelectric coupled device, bidirectional triode thyristor device, heating rod and fuse, adopt closed-loop control;
B, described humidity control module are made up of photoelectric coupled device, bidirectional triode thyristor device, ultrasonic ultrasonic delay line memory, adopt closed-loop control, be installed on the analog quantity input port that the interior humidity sensor of bud dish incubator detects relative humidity signal and be sent to single-chip microcomputer;
The hot-air that water smoke that C, described ultrasonic ultrasonic delay line memory produce and heating rod produce all is to send into described bud dish incubator by the same fan that is installed on the heating rod bottom;
D, described temperature alarming module are made up of power tube and hummer, in the heating rod bottom digital temperature sensor of another one as overheating protection have been installed;
E, described LED illumination module are made up of three groups of rubescent looks of difference, blueness and white LED lamps being installed in the bud dish incubator, realize the glow color and the luminous power of LED lamp are controlled by the single-chip microcomputer output signal;
F, described keyboard input module are made up of 4 * 4 matrix keyboard, and the output line of this keyboard is connected with input of single chip, by this module input design temperature, humidity and intensity of illumination and colouring information;
G, described display module are made up of two charactrons and three LED lamps, and described charactron is connected with single machine output end by lead with the LED lamp.
CN2010202518258U 2010-06-29 2010-06-29 Intelligent controller suitable for bean sprout incubator Expired - Fee Related CN201828843U (en)

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Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103039237A (en) * 2012-12-26 2013-04-17 欧燕 Vanilla sprout vegetable cultivation method
CN104396630A (en) * 2014-12-21 2015-03-11 中国海洋大学 Domestic leaf vegetable incubator and programmed cultivation method
CN104920097A (en) * 2015-06-19 2015-09-23 山东大学 Ecological slope experiment system and using method thereof
CN105052719A (en) * 2015-08-24 2015-11-18 桂林国宏裕民科技有限公司 Control system of cultivating device for sprouting vegetables
CN105941123A (en) * 2016-06-02 2016-09-21 福州品行科技发展有限公司 Control device and regulating method for rotary sprout culture
CN106419477A (en) * 2015-07-22 2017-02-22 佛山市顺德区美的电热电器制造有限公司 Cooking device and control method thereof
CN108410726A (en) * 2018-04-27 2018-08-17 徐州医科大学 Portable anaerobic bacteria culture case
CN108646818A (en) * 2018-06-14 2018-10-12 厦门青家园农业科技有限公司 A kind of household mushroom cultivation box
CN109495989A (en) * 2018-12-04 2019-03-19 国网辽宁省电力有限公司葫芦岛供电公司 Transformer is from thermal drying device
CN111550844A (en) * 2020-04-24 2020-08-18 珠海格力电器股份有限公司 Food heat preservation and moisture preservation device, range hood and control method
CN113406981A (en) * 2021-05-17 2021-09-17 青岛海特生物医疗有限公司 Circuit, method and device for controlling temperature of cell culture box and culture box

Cited By (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103039237A (en) * 2012-12-26 2013-04-17 欧燕 Vanilla sprout vegetable cultivation method
CN104396630A (en) * 2014-12-21 2015-03-11 中国海洋大学 Domestic leaf vegetable incubator and programmed cultivation method
CN104920097A (en) * 2015-06-19 2015-09-23 山东大学 Ecological slope experiment system and using method thereof
CN106419477A (en) * 2015-07-22 2017-02-22 佛山市顺德区美的电热电器制造有限公司 Cooking device and control method thereof
CN105052719A (en) * 2015-08-24 2015-11-18 桂林国宏裕民科技有限公司 Control system of cultivating device for sprouting vegetables
CN105941123A (en) * 2016-06-02 2016-09-21 福州品行科技发展有限公司 Control device and regulating method for rotary sprout culture
CN108410726A (en) * 2018-04-27 2018-08-17 徐州医科大学 Portable anaerobic bacteria culture case
CN108646818A (en) * 2018-06-14 2018-10-12 厦门青家园农业科技有限公司 A kind of household mushroom cultivation box
CN109495989A (en) * 2018-12-04 2019-03-19 国网辽宁省电力有限公司葫芦岛供电公司 Transformer is from thermal drying device
CN109495989B (en) * 2018-12-04 2021-09-24 国网辽宁省电力有限公司葫芦岛供电公司 Self-heating drying device for transformer
CN111550844A (en) * 2020-04-24 2020-08-18 珠海格力电器股份有限公司 Food heat preservation and moisture preservation device, range hood and control method
CN113406981A (en) * 2021-05-17 2021-09-17 青岛海特生物医疗有限公司 Circuit, method and device for controlling temperature of cell culture box and culture box
CN113406981B (en) * 2021-05-17 2023-06-16 青岛海尔生物医疗科技有限公司 Circuit, method and device for controlling temperature of cell incubator and incubator

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Granted publication date: 20110511

Termination date: 20180629