CN2367616Y - Electronic monitor for liquid fermentation pot - Google Patents
Electronic monitor for liquid fermentation pot Download PDFInfo
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- CN2367616Y CN2367616Y CN 99234591 CN99234591U CN2367616Y CN 2367616 Y CN2367616 Y CN 2367616Y CN 99234591 CN99234591 CN 99234591 CN 99234591 U CN99234591 U CN 99234591U CN 2367616 Y CN2367616 Y CN 2367616Y
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- circuit
- temperature
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Abstract
The utility model relates to an electronic monitor for a liquid fermentation pot, composed of the connection of an alcohol concentration detection circuit, a temperature detecting circuit, an analog voltage display circuit, a time control and executive circuit, a temperature control prewired circuit and a power circuit. The monitoring system changes original two circuits for displaying and sampling output control signals into one circuit for displaying while sampling; simultaneously, the detection of alcohol concentration and multifunctional protection can be realized through simple circuit design. The utility model has the characteristics of simple structure, simple, convenient and visual operation, low cost, reliable performance, and conformation to the requirements of actual production.
Description
The utility model relates to a kind of supervisory system, relates in particular to a kind of liquid fermentation tank electronic monitor.
Liquid fermentation tank electronic monitoring and control system of the prior art mostly adopts the CPU treater, there is following defective in this mode: 1) its processing signals is a numerary signal, though precision height, but before entering CPU, need the A/D conversion, high-precision requirement needs the D/A conversion again during final output, owing to must cause expensive.2) temperature shows and two circuits of sampling employing, and the error of its components and parts must cause the difference of displays temperature and actual work temperature, thereby very high to the accuracy requirement of components and parts, make cost increase, and the deviation of demonstration and actual temperature is inevitable.3) total system complex structure needs complicated commissioning device, is difficult to when glitch occurring ascertain the reason, and so not only cost is very high, and complicated operation needs high-quality personnel to use simultaneously.4) complex circuit of ethanol concn testing circuit and holding circuit, simultaneously each circuit works alone, the unit repeats, and has reduced reliability, causes expensively, and environmental compatibility is poor.
For overcome above-mentioned defective the purpose of this utility model be to provide a kind of simple in structure, cost is extremely low and dependable performance, the electronic monitor of liquid fermentation tank intuitively easy and simple to handle.This electronic monitor greatly reduces cost, but more realistic production needs have circuit protection function simultaneously again.
The technical solution of the utility model realizes as follows for achieving the above object: the liquid fermentation tank electronic monitor is provided with the ethanol concn testing circuit, temperature detection circuit, the aanalogvoltage display circuit, time control and executive circuit, temperature control prewired circuit and power source circuit, the temperature signal of its temperature detection circuit changes the electrical signal that is directly proportional with temperature into after shaping is amplified sends in the aanalogvoltage display circuit, from described aanalogvoltage display circuit, take out temperature signal and send into temperature control prewired circuit, after its channel is selected, draw the preset temperature signal and send into time control and executive circuit, described time control and the output of executive circuit control voltage of supply, control drives actuating equipment.
The said temperature detection circuit is mainly by temperature sensitive S
1, sign-changing amplifier U
5: a connects composition; Above-mentioned aanalogvoltage display circuit mainly is by ten sections linear led driver U of two built-in benchmark
3, U
4, photodiode L
1～L
20Connect and form, formation can be represented high and low temperature voltage of signals table; Be provided with digital integrated block U in the described temperature control prewired circuit
7, U
8Two ten that form are selected an electronic switch, are provided with digital integrated block U
6Four of composition selects an electronic switch; Described time control and executive circuit are mainly by general integrated package U
2, relay J, can carry out the double throw switch K of working mode selection
1With the double throw switch K that can carry out temperature, time control mode selection
2And single throw switch K
3, K
4Form, work as K switch
1Connect K switch with automatic mode of operation circuit
2When connecting with time control mode of operation circuit, integrated package U
2Form the long period multivibrator, drive the periodically adhesive of described relay J, the control voltage of supply; When described K switch
1Connect K switch with automatic mode of operation circuit
2When connecting with temperature control mode of operation circuit, temperature sensitive S
1Change temperature signal into an electrical signal that is inversely proportional to it and send into sign-changing amplifier U
5: behind a, the electrical signal that is directly proportional with temperature of output is to the aanalogvoltage display circuit, described led driver U
3, U
4Photodiode L is lighted in rising with input voltage one by one
1～L
20, led driver U correspondingly
3, U
4Drive its pin L '
1～L '
10, H '
1～H '
10Voltage change, its voltage are temperature signal, described temperature signal through ten select one and four to select an electronic switch channel to select after, draw the preset temperature signal.
Above-mentioned ethanol concn testing circuit is mainly by quick S of wine
2, voltage comparator U
5: b, divider resistance P
1, hummer B
1, photodiode L
21Connect and form quick S of wine
2With the electrical signal of ethanol concn signal transition, through divider resistance P for being directly proportional with it
1Dividing potential drop is sent into voltage comparator U
5: b, described voltage comparator U
5: during the b output HIGH voltage, hummer B
1, diode L
21Get electric work.
Also be provided with battery BA in the said temperature control prewired circuit
1, diode D
5, musical film B
2, photodiode L
22, when circuit just often, diode D
5Positively biased, musical film B
2Partially anti-, when outside line short circuit or power down, diode D
5Partially anti-, battery BA
1Power supply, musical film B
2, photodiode L
22Positively biased is sent sound and light alarm, forms holding circuit.
Described temperature control prewired circuit also can be by selecting two group ten of the high and low temperature electrical signal to select a common single-switch L and H to form.
The utility model compared with prior art, complex structure, the higher CPU treater of cost have been cancelled, changed system to the components and parts high-precision requirement, adopt aanalogvoltage display circuit and temperature control prewired circuit, change two circuits of original demonstration and the sampling of output control signal into the circuit of taking a sample and finish while showing.Simultaneously; adopt integrated chip to form the phugoid oscillations device in the utility model circuit; utilize its inner rest-set flip-flop to make the driving mechanism of temperature control circuit; so just, the different operating of finishing in the different time can be realized by same unicircuit, in addition, simplified ethanol concn testing circuit and holding circuit; thereby components and parts have been reduced greatly; reduce solder joint, reduced cost, improved reliability.
By above analysis as seen, the utility model compared with prior art have reliable working performance, simple in structure, easy to operate, cost is extremely low, economize in raw materials, and meets the characteristics of producing actual needs.
Below in conjunction with accompanying drawing the utility model is further described:
Fig. 1 is the utility model circuit working functional block diagram;
Fig. 2 is the part of Fig. 1 circuit interconnect pattern;
Fig. 3 is another part (two kinds of selection modes of temperature-control circuit) of Fig. 1 circuit interconnect pattern.
Referring to Fig. 1: the liquid fermentation tank electronic monitor is provided with ethanol concn testing circuit 1, temperature detection circuit 2, aanalogvoltage display circuit 3, time control and executive circuit 4, temperature control prewired circuit 6 and power source circuit 5.The temperature signal of temperature detection circuit 2 changes the electrical signal that is directly proportional with temperature into after shaping is amplified sends in the aanalogvoltage display circuit 3, send into temperature control prewired circuit 6 from the temperature signal that aanalogvoltage display circuit 3 takes out, after its channel is selected, draw the preset temperature signal and send into time control and executive circuit 4, time control and executive circuit 4 control voltage of supply outputs, the control actuating equipment.
Referring to Fig. 2: ethanol concn testing circuit 1 is mainly by quick S of wine
2, voltage comparator U
5: b, divider resistance P
1, hummer B
1Connect and form quick S of wine
2With the electrical signal of ethanol concn signal transition, through divider resistance P for being directly proportional with it
1Dividing potential drop is sent into voltage comparator U
5: b, with its pin 6 voltage ratios, when being higher than pin 6, pin 7 output HIGH voltages, hummer B
1, diode L
21Get electric work, send sound and light alarm.
Time control and executive circuit 4 are mainly by 555 general integrated package U
2, relay J, can carry out the double throw switch K of working mode selection
1With the double throw switch K that can carry out temperature, time control mode selection
2And single throw switch K
1, K
2Form the contact J-K of its relay J
1, J-K
2Be connected in the 12V voltage-stabilized power supply circuit 5.
Referring to Fig. 3: temperature control prewired circuit 6 can be selected one of following mode for use: first kind mainly by digital integrated block U
7, U
8Two ten that form are selected an electronic switch and digital integrated block U
6Four of composition selects an electronic switch to connect composition; The second way is by selecting two group ten of the warm electrical signal of height to select a common single-switch L and H to form.
During monitor work, work as K switch
1Connect Fig. 2 mid point 2, K switch with automatic mode of operation circuit
2When connecting with temperature control mode of operation circuit, Fig. 2 mid point 2, temperature sensitive S
1Change temperature signal into an electrical signal that is inversely proportional to it and send into sign-changing amplifier U
5: behind a, export the electrical signal that is directly proportional with temperature from the A point by pin 5, deliver to drive in the aanalogvoltage display circuit 3 and show, simultaneously from display part sampling (the voltage difference of indicating meter pin during because of differing temps, so can take out the electrical signal of representation temperature from the indicating meter pin), led driver U
3, U
4Photodiode L is lighted in rising with input voltage one by one
1～L
20, led driver U correspondingly
3, U
4Drive its pin L '
1～L '
10, H '
1～H '
10Voltage change, its voltage are temperature signal, during as 28 ℃, and driving mechanism U among Fig. 2
4Pin L '
3Become 0.8V by 11.3V, it changes voltage is that temperature signal is sent into temperature control prewired circuit 6, select an electronic switch to select the high and low temperature signal through two ten, select an electronic switch to select through four and preset channel, control section is that lower level triggers, when temperature does not reach a high temperature limit value, the electronic switch N in time control and the executive circuit 4
1Close, this moment, the low temperature control signal was disconnected.When temperature reaches a high temperature limit value, electronic switch N
1Open, operating part limits signal control by low temperature.When being lower level because of the high temperature qualified point, oneself is lower level for the low temperature qualified point, so the relay J adhesive, and operating device refluxes nutritive medium, the reactor cooling.After temperature dropped to the low temperature limit value, the low temperature qualified point became high level, and relay J discharges, and begins next temperature-rise period.
In latter stage production cycle, speed of response reduces greatly, the biological process overlong time, and this moment, temperature was meaningless, can be controlled by the time.Work as K switch
1Connect Fig. 2 mid point 2, K switch with automatic mode of operation circuit
2When connecting with time control mode of operation circuit, Fig. 2 mid point 1, integrated package U
2Form the long period multivibrator, drive periodically adhesive of relay J, release, by contact J-K
1, J-K
2The output of control voltage of supply, control refluxes, and forces to form biological process one by one.
Also be provided with 9V battery BA in the temperature control prewired circuit 6
1, diode D
5, musical film B
2, photodiode L
22, when circuit just often, diode D
5Positively biased, musical film B
2, diode L
22Anti-partially, when outside line short circuit or power down, the 12V disappearance of powering, diode D
5Partially anti-, 9V battery BA
1Power supply, musical film B
2, photodiode L
22Positively biased is sent sound and light alarm, forms holding circuit.
Aborning the phase, work simultaneously for accelerated reaction makes temperature control, time control, force the biological process cycle to be carried out, temperature detection circuit 2 assurance temperature of reaction are protected raw material within the specific limits.
The utility model can be widely used in the liquid fermenting making method of food, medicine and other fields.
Claims (6)
1, a kind of liquid fermentation tank electronic monitor, it is provided with ethanol concn testing circuit (1), temperature detection circuit (2), time control and executive circuit (4) and power source circuit (5), the temperature signal that it is characterized in that described temperature detection circuit (2) changes the electrical signal that is directly proportional with temperature into after shaping is amplified sends in the aanalogvoltage display circuit (3), from described aanalogvoltage display circuit (3), take out temperature signal and send into temperature control prewired circuit (6), after its channel is selected, draw the preset temperature signal and send into time control and executive circuit (4), the output of described time control and executive circuit (4) control voltage of supply, control drives actuating equipment.
2, electronic monitor according to claim 1 is characterized in that described temperature detection circuit (2) is mainly by temperature sensitive S
1, sign-changing amplifier U
5: a connects composition; Described aanalogvoltage display circuit (3) mainly is by ten sections linear led driver U of two built-in benchmark
3, U
4, photodiode L
1～L
20Connect and form, formation can be represented high and low temperature voltage of signals table; Be provided with digital integrated block U in the described temperature control prewired circuit (6)
7, U
8Two ten that form are selected an electronic switch and digital integrated block U
6Four of composition selects an electronic switch; Described time control and executive circuit (4) are mainly by general integrated package U
2, relay J, can carry out the double throw switch K of working mode selection
1With the double throw switch K that can carry out temperature, time control mode selection
2And single throw switch K
3, K
4Form, work as K switch
1Connect K switch with automatic mode of operation circuit
2When connecting with time control mode of operation circuit, integrated package U
2Form the long period multivibrator, drive the periodically adhesive of described relay J, the control voltage of supply; When described K switch
1Connect K switch with automatic mode of operation circuit
2When connecting with temperature control mode of operation circuit, described temperature sensitive S
1Change temperature signal into an electrical signal that is inversely proportional to it and send into sign-changing amplifier U
5: behind a, the electrical signal that is directly proportional with temperature of output is to aanalogvoltage display circuit (3), described led driver U
3, U
4Photodiode L is lighted in rising with input voltage one by one
1～L
20, led driver U correspondingly
3, U
4Drive its pin L '
1～L '
10, H '
1～H '
10Voltage change, its voltage are temperature signal, described temperature signal through ten select one and four to select an electronic switch channel to select after, draw the preset temperature signal.
3, electronic monitor according to claim 1 is characterized in that described ethanol concn testing circuit (1) is mainly by quick S of wine
2, voltage comparator U
5: b, divider resistance P
1, hummer B
1, photodiode L
21Connect and form quick S of described wine
2With the electrical signal of ethanol concn signal transition, through divider resistance P for being directly proportional with it
1Dividing potential drop is sent into voltage comparator U
5: b, described voltage comparator U
5: during the b output HIGH voltage, hummer B
1, diode L
21Get electric work.
4, electronic monitor according to claim 1 and 2 is characterized in that also being provided with battery BA in the described temperature control prewired circuit (6)
1, diode D
5, musical film B
2, photodiode L
22, when circuit just often, diode D
5Positively biased, musical film B
2Partially anti-, when outside line short circuit or power down, diode D
5Partially anti-, battery BA
1Power supply, musical film B
2, photodiode L
22Positively biased is sent sound and light alarm, forms holding circuit.
5, electronic monitor according to claim 1 and 2 is characterized in that described temperature control prewired circuit (6) also can be by selecting two group ten of high low temperature electrical signal to select a common single-switch L and H to form.
6, electronic monitor according to claim 1 and 2 is characterized in that the general integrated package U in described time control and the executive circuit (4)
2Select 555 integrated chips for use, the contact J-K of relay J
1, J-K
2Be connected in the power source circuit (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 99234591 CN2367616Y (en) | 1999-05-04 | 1999-05-04 | Electronic monitor for liquid fermentation pot |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 99234591 CN2367616Y (en) | 1999-05-04 | 1999-05-04 | Electronic monitor for liquid fermentation pot |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2367616Y true CN2367616Y (en) | 2000-03-08 |
Family
ID=34022716
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 99234591 Expired - Fee Related CN2367616Y (en) | 1999-05-04 | 1999-05-04 | Electronic monitor for liquid fermentation pot |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2367616Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103529815A (en) * | 2013-10-30 | 2014-01-22 | 宿迁市产品质量监督检验所 | Intelligent monitoring device in white wine fermentation process |
| CN105259827A (en) * | 2015-10-16 | 2016-01-20 | 江苏大学 | Real-time monitoring system and real-time monitoring method for solid fermentation process condition |
-
1999
- 1999-05-04 CN CN 99234591 patent/CN2367616Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103529815A (en) * | 2013-10-30 | 2014-01-22 | 宿迁市产品质量监督检验所 | Intelligent monitoring device in white wine fermentation process |
| CN105259827A (en) * | 2015-10-16 | 2016-01-20 | 江苏大学 | Real-time monitoring system and real-time monitoring method for solid fermentation process condition |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |