CN105159364A - Full automatic bean sprout growing machine control device with multiple variable water spraying periods and method thereof - Google Patents
Full automatic bean sprout growing machine control device with multiple variable water spraying periods and method thereof Download PDFInfo
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- CN105159364A CN105159364A CN201510472014.8A CN201510472014A CN105159364A CN 105159364 A CN105159364 A CN 105159364A CN 201510472014 A CN201510472014 A CN 201510472014A CN 105159364 A CN105159364 A CN 105159364A
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Abstract
The invention discloses a full automatic bean sprout growing machine control method with multiple variable water spraying periods and a method thereof. The control device includes a bean sprout growing box; a water tank; a controller; a temperature sensor, a box heater, a fan blower and a water spraying system arranged in the bean sprout growing box; and a water temperature sensor, a water level sensor, a water tank heater arranged in the water tank. The temperature sensor, the box heater, the fan blower, the water spraying system, the water temperature sensor, the water level sensor and the water tank heater are all connected with the controller. According to the invention, automatic water spraying at different time intervals and with different independent adjustable lasting periods according to practical conditions can be realized and the water spraying time segments can be increased or decreased. Besides, each setting can be stored automatically, so that bean sprout production periods can be shortened distinctively and bean sprout production quality can be improved.
Description
Technical field
The present invention relates to the variable Full-automatic bean sprout machine control device of a kind of trickle cycle multistage and method, belong to automatic control technology field.
Background technology
Bean sprouts has abundant nutritive value and beauty treatment, anticancer, the good effects such as to lengthen the life, and enjoy the masses to favor, thus production bean sprouts has very large economic worth.Adopt the manual operations production cycle long, summer needs 4-5 days, and winter needs 7-9 days; The bean sprouts of manual production usually there will be top Ye great Gen long, around and the end, is short or long, only have middle good, and easily there is rotten bud phenomenon.
The bean sprouts that bean sprout growing machine in the market sends adopts fixed mode to water and temperature control, do not distinguish the difference of different beans kind, different geographical, Various Seasonal, state modulator such as Different growth phases watering cycle and temperature etc., bean sprouts finished fiber can be caused so many, and mouthfeel is poor.
Chinese patent discloses the method for several production bean sprouts, wherein one is " bean sprout growing machine control circuit ", its number of patent application 201320583312.0, this patent is by " main control module, temperature detecting module, warm and humid adjusting module; master control module controls water pump time opening trickle ensure that beans kind can obtain enough moisture." the method mainly utilizes main control module time opening trickle function singleness and fixing, trickle cycle multistage changeable can not be realized, and be not suitable for large-scale production.Another kind is " cultural method of bean seedlings bean sprout growing machine and bean seedlings bean sprouts ", its number of patent application 201210167298.6, this patent can only select operational mode from existing fixed mode, new pattern can not be set as required, can not in different geographical application widely, actual applying is restricted.
Summary of the invention
Technical matters to be solved by this invention is: the Full-automatic bean sprout machine control device providing a kind of trickle cycle multistage variable and method, realize trickle cycle multistage variable, thus adapt to different beans kind, different geographical, Various Seasonal, the watering of Different growth phases bean sprouts and temperature control needs, and be not limited to several fixed mode.
The present invention is for solving the problems of the technologies described above by the following technical solutions:
The Full-automatic bean sprout machine control device that a kind of trickle cycle multistage is variable, comprise bean sprout growth case and water tank, also comprise controller, be arranged at the temperature sensor of bean sprout growth case inside, box heater, blower fan and water spray system, be arranged at the cooling-water temperature sensor of water tank inside, level sensor, heater water tank, described temperature sensor, box heater, blower fan, water spray system, cooling-water temperature sensor, level sensor, heater water tank are all connected with controller;
Described controller presets temperature in bean sprout growth case, the trickle time interval, each trickle duration, trickle temperature, cistern water level, temperature sensor detects the temperature in bean sprout growth case, when current detection temperature does not reach preset value, by box heater, bean sprout growth case is heated, when current detection temperature exceedes preset value, blower fan or water spray system is utilized to lower the temperature to bean sprout growth case; Cooling-water temperature sensor and level sensor detect water temperature in water tank and water level respectively, when water temperature does not reach trickle temperature requirement, start heater water tank and heat water temperature, when water level is lower than the cistern water level preset, carry out moisturizing to water tank.
Further, described bean sprout growth case outer setting has display, and described display is connected with controller.
Further, described water tank also comprises water inlet pipe, rising pipe, entering water electromagnetic valve, effluent water pump, and entering water electromagnetic valve, effluent water pump are connected with controller respectively, and effluent water pump is also connected with water spray system, entering water electromagnetic valve is for controlling water inlet pipe water inlet, and effluent water pump is for controlling rising pipe water outlet.
Preferably, described controller is IAP15F2K61S2 model single-chip microcomputer.
Preferably, the model of described temperature sensor, cooling-water temperature sensor is DS18B20.
The Full-automatic bean sprout machine control method that trickle cycle multistage is variable, the Full-automatic bean sprout machine control device utilizing trickle cycle multistage described above variable realizes, and comprises the following steps:
Step 1, presets height of water level in the temperature in each growth period in bean sprout growth case, water tank, the trickle time interval, each trickle duration, trickle temperature;
Step 2, gathers the temperature in bean sprout growth case, and judges whether this temperature exceedes default temperature value, if exceed, lower the temperature to bean sprout growth case, if do not reach default temperature value, then heat bean sprout growth case;
Step 3, gathers the water level in water tank and water temperature, when water level is lower than preset water level height, carries out moisturizing to water tank, when water temperature in water tank is lower than default trickle temperature, heat water tank.
The present invention adopts above technical scheme compared with prior art, has following technique effect:
The Full-automatic bean sprout machine control device that trickle cycle multistage of the present invention is variable and method; humiture in automatic control bean sprout growing machine; by arranging the difference of controller for different beans kind, different geographical, Various Seasonal, state modulator such as Different growth phases watering cycle and temperature etc.; realize trickle cycle multistage variable; thus make bean sprouts be in optimum growh humiture environment, shorten the bean sprout growth cycle, improve bean sprout growth quality; reduce rotten bud, can be used for bean sprouts large-scale production.
Accompanying drawing explanation
Fig. 1 is the composition schematic diagram of bean sprout growth case of the present invention and water tank.
Fig. 2 is the integrated stand composition of the variable Full-automatic bean sprout machine control device of trickle cycle multistage of the present invention.
Fig. 3 is the actual use figure of the variable Full-automatic bean sprout machine control device of trickle cycle multistage of the present invention.
Fig. 4 is the internal process figure of controller of the present invention.
Embodiment
Be described below in detail embodiments of the present invention, the example of described embodiment is shown in the drawings, and wherein same or similar label represents same or similar element or has element that is identical or similar functions from start to finish.Being exemplary below by the embodiment be described with reference to the drawings, only for explaining the present invention, and can not limitation of the present invention being interpreted as.
As shown in Figure 1, Figure 2, Figure 3 shows, the Full-automatic bean sprout machine control device that a kind of trickle cycle multistage is variable, comprise bean sprout growth case and water tank, controller, be arranged at the temperature sensor of bean sprout growth case inside, box heater, blower fan and water spray system, be arranged at the cooling-water temperature sensor of water tank inside, level sensor, heater water tank, temperature sensor, box heater, blower fan, water spray system, cooling-water temperature sensor, level sensor, heater water tank are all connected with controller, be arranged at the display of bean sprout growth case outside, display is connected with controller; Bean sprout growth case and water tank horizontal alignment are placed, and are all positioned at rack, and controller is placed in the two top.
Controller presets temperature in bean sprout growth case, the trickle time interval, each trickle duration, trickle temperature, cistern water level, temperature sensor detects the temperature in bean sprout growth case, when current detection temperature does not reach preset value, by box heater, bean sprout growth case is heated, when current detection temperature exceedes preset value, blower fan or water spray system is utilized to lower the temperature to bean sprout growth case; Cooling-water temperature sensor and level sensor detect water temperature in water tank and water level respectively, when water temperature does not reach trickle temperature requirement, start heater water tank and heat water temperature, when water level is lower than the cistern water level preset, carry out moisturizing to water tank.
As shown in Figure 4, after the energising of this control device, first gather cistern water level information by controller and after being changed by A/D, signal is delivered to display board and show current level, here controller adopts single-chip microcomputer IAP15F2K61S2, and judge whether water tank is preset water level according to collecting cistern water level, when detecting that cistern water level does not reach preset water level, to transmit control signal and control the moisturizing of entering water electromagnetic valve feed-tank, until cistern water level reaches requirement, after water level reaches requirement, water level detecting is still in running order, once detect water level lower than preset water level by automatic water supplement until water tank reaches preset water level.
Whether the start and stop Determines according to bean sprout growth case is opened heating water tanks by controller afterwards, detect that bean sprout growth case is in unlatching duty, controller will start heater water tank under the cooperation of DS18B20 cooling-water temperature sensor, the water that generation device is temperature required, uses in order to bean sprout growth case trickle.
Below the detailed work steps of the variable bean sprout growing machine automaton of trickle cycle multistage:
Steps A, supposes that bean sprout growth case is in opening, respectively the decision threshold of design temperature, water level, sets the suitable multistage variable trickle time interval and each trickle duration respectively according to best humiture environment required in bean sprout growth process;
Step B, the beans kind handled well is put into bean sprout growth case, timer in single-chip microcomputer starts timing, temperature sensor continuous collecting humiture in bean sprout growing machine also sends data to single-chip microcomputer, single-chip microcomputer judges whether temperature information exceedes the threshold values of steps A setting respectively, when judged result exceedes the threshold values of steps A setting, enter step C;
Step C, bean sprouts uses the electric heating device of self to make to produce uniform temperature in machine, and heats the water automatically entered in water tank, makes water temperature reach appointment requirement;
Step D, single-chip microcomputer judges whether timer this time timing terminates to reach trickle interval threshold values and judge water level in water tank, water temperature, if this time timing terminates and water level in water tank, water temperature are suitable, water spray system start with water pump from water tank draw water to growth case in trickle and trickle time delay, supplement the moisture required for the germination of beans kind, time delay terminates water pump and quits work, and water spray system stops trickle, timer starts the timing of next cycle, repeats step B, C, D.
During execution steps A, B, C, D, the temperature of controller continuous collecting bean sprout growth case is sent display board to show and is judged whether the temperature of bean sprout growth case reaches design temperature, if do not reached, is carried out heating by starting box body heater until spin manifold temperature reaches bean sprout growth case set temperature value.Whether again start heating to be determined by the casing heating-up temperature return difference of default.
For preventing the too high damage bean sprouts of spin manifold temperature, this control device set up the measure of two-stage high temperature-proof.Usual bean sprout growth case temperature is 22 ° of C to 24 ° of C; 1st grade of high temperature protection thresholding is 28 ° of C; when temperature reaches this thresholding; the blower fan started in bean sprout growth case is realized cooling by controller, if temperature continues to raise, will start high temperature trickle when temperature reaches 35 ° of C; water spray system is utilized to realize the cooling of bean sprout growth case; start high temperature alarm to quit work, staff can check bean sprout growing machine duty simultaneously, prevents continuous high temperature from damaging bean sprouts.
Bean sprout growth case can have multiple, and each growth case is furnished with independently display, for show case temperature, trickle interval, trickle duration.Under growth case does not start duty, water spray system can also be started and clean to the casing of bean sprout growth case.
The all temperature acquisitions of this device all adopt DS18B20, DS18B20 is a digital temperature sensor that MAXIM-DALLAS is produced, outstanding feature is a line interface, namely multiple DS18B20 can hang over communication in a bus, each DS18B20 has unique address code, addressing is convenient, the wiring installation of multi-point temperature measurement that joint is simple widely.In addition, data line can be adopted to power (parasitic power supply), thus realize 2 linemans' works.For reducing tie conductor, native system adopts 2 line working methods.The programming realization key of DS18B20 produces correct Control timing sequence, and incorrect sequential will cause Control on Communication unsuccessfully cannot read collecting temperature.
Water level acquisition adopts the electric pole type detection method that current solar energy system is conventional, and principle is the electric conductivity utilizing water.In water level measurement system principle, K1-K4 is modeled as water resistance conductive switch, and R1, R2, R3, R4 are resistance in sensor, and R5, R6 are sensor conditioning resistance.When water level reaches certain electrode, short circuit all thought by the following switch of this electrode.During lack of water, all not closed now sensor resistance of all switches is the total resistance of overlapped in series of R1, R2, R3, R4 tetra-resistance is 60k; 1st grade of K1 closes, and resistance of sensor is 30k; It is 20k that 2nd grade of K1, K2 close resistance; It is 10k that 3rd grade of K1, K2, K3 close resistance; The 4th grade of all closed resistance of K1, K2, K3, K4 is 0.Outer meeting resistance R5, R6 and sensor series is adopted to form partial pressure type testing circuit.I/O port connects the AD conversion interface of single-chip microcomputer.Single-chip microcomputer infers it is which switch closes thus determines it is which water level according to the voltage gathered, and then water level information is sent display and water lev el control.
Solenoid valve, effluent water pump and blower fan belong to high power device, the interference that the irrational design of this kind of device of Single-chip Controlling will cause high power device to single-chip microcomputer.For reducing interference, this device adopts optocoupler to add the design of relay isolation drive.R2_1 is the current-limiting resistance of exclusion as 4 optocouplers of 5 pin, and optocoupler adopts general PC847.Due to needs drived control 220V high power device, therefore this device select power larger relay as power switch.Because high power relay drive current is comparatively large, optocoupler cannot Direct driver, designs interpolation integrated drive chips ULN2004 for this reason and realize drive amplification between optocoupler and relay.In addition, designing to reduce single-chip microcomputer power consumption at single-chip microcomputer and optocoupler input interface, adopting the filling current control mode of Low level effective.
Consider that bean sprout growing machine control system humidity is larger unfavorable to liquid crystal display reliability, this device adopts charactron as display element.Because controller needs to control multicircuit time, and timing demands is stricter, and the charactron that this device uses is more, this occasion easily produces the wild effects such as display is beated, flicker, in order to reduce timing to refresh with display between conflict, the display of integrated button display driver chip control system of this device employing Serial Control.
Above embodiment is only and technological thought of the present invention is described, can not limit protection scope of the present invention with this, and every technological thought proposed according to the present invention, any change that technical scheme basis is done, all falls within scope.
Claims (6)
1. the Full-automatic bean sprout machine control device that a trickle cycle multistage is variable, comprise bean sprout growth case and water tank, it is characterized in that: also comprise controller, be arranged at the temperature sensor of bean sprout growth case inside, box heater, blower fan and water spray system, be arranged at the cooling-water temperature sensor of water tank inside, level sensor, heater water tank, described temperature sensor, box heater, blower fan, water spray system, cooling-water temperature sensor, level sensor, heater water tank are all connected with controller;
Described controller presets temperature in bean sprout growth case, the trickle time interval, each trickle duration, trickle temperature, cistern water level, temperature sensor detects the temperature in bean sprout growth case, when current detection temperature does not reach preset value, by box heater, bean sprout growth case is heated, when current detection temperature exceedes preset value, blower fan or water spray system is utilized to lower the temperature to bean sprout growth case; Cooling-water temperature sensor and level sensor detect water temperature in water tank and water level respectively, when water temperature does not reach trickle temperature requirement, start heater water tank and heat water temperature, when water level is lower than the cistern water level preset, carry out moisturizing to water tank.
2. the Full-automatic bean sprout machine control device that trickle cycle multistage is variable as claimed in claim 1, is characterized in that: described bean sprout growth case outer setting has display, and described display is connected with controller.
3. the Full-automatic bean sprout machine control device that trickle cycle multistage is variable as claimed in claim 1, it is characterized in that: described water tank also comprises water inlet pipe, rising pipe, entering water electromagnetic valve, effluent water pump, entering water electromagnetic valve, effluent water pump are connected with controller respectively, effluent water pump is also connected with water spray system, entering water electromagnetic valve is for controlling water inlet pipe water inlet, and effluent water pump is for controlling rising pipe water outlet.
4. the Full-automatic bean sprout machine control device that trickle cycle multistage is variable as claimed in claim 1, is characterized in that: described controller is IAP15F2K61S2 model single-chip microcomputer.
5. the Full-automatic bean sprout machine control device that trickle cycle multistage is variable as claimed in claim 1, is characterized in that: the model of described temperature sensor, cooling-water temperature sensor is DS18B20.
6. the Full-automatic bean sprout machine control method that trickle cycle multistage is variable, the Full-automatic bean sprout machine control device utilizing trickle cycle multistage as claimed in claim 1 variable realizes, and it is characterized in that: comprise the following steps:
Step 1, presets height of water level in the temperature in each growth period in bean sprout growth case, water tank, the trickle time interval, each trickle duration, trickle temperature;
Step 2, gathers the temperature in bean sprout growth case, and judges whether this temperature exceedes default temperature value, if exceed, lower the temperature to bean sprout growth case, if do not reach default temperature value, then heat bean sprout growth case;
Step 3, gathers the water level in water tank and water temperature, when water level is lower than preset water level height, carries out moisturizing to water tank, when water temperature in water tank is lower than default trickle temperature, heat water tank.
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| CN107741750A (en) * | 2017-09-30 | 2018-02-27 | 宁波市百斯麦瑞电器设备有限公司 | A kind of automatic control system of case peculiar to vessel of raising bean sprouts |
| CN112273215A (en) * | 2020-10-14 | 2021-01-29 | 合肥玄石科技有限公司 | Selenium-rich bean sprout growing device |
| CN112985488A (en) * | 2021-02-23 | 2021-06-18 | 西安苏试广博环境可靠性实验室有限公司 | Temperature stress accelerated life test system and method for sensor |
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Application publication date: 20151216 |