CN111638737A - Intelligent electric tea frying system and control method thereof - Google Patents
Intelligent electric tea frying system and control method thereof Download PDFInfo
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- CN111638737A CN111638737A CN202010397553.0A CN202010397553A CN111638737A CN 111638737 A CN111638737 A CN 111638737A CN 202010397553 A CN202010397553 A CN 202010397553A CN 111638737 A CN111638737 A CN 111638737A
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D23/00—Control of temperature
- G05D23/19—Control of temperature characterised by the use of electric means
- G05D23/20—Control of temperature characterised by the use of electric means with sensing elements having variation of electric or magnetic properties with change of temperature
- G05D23/24—Control of temperature characterised by the use of electric means with sensing elements having variation of electric or magnetic properties with change of temperature the sensing element having a resistance varying with temperature, e.g. a thermistor
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- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23F—COFFEE; TEA; THEIR SUBSTITUTES; MANUFACTURE, PREPARATION, OR INFUSION THEREOF
- A23F3/00—Tea; Tea substitutes; Preparations thereof
- A23F3/06—Treating tea before extraction; Preparations produced thereby
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Abstract
The invention provides an intelligent electric tea frying system which comprises a tea frying machine, a real-time temperature control system module and a rotating speed regulating and controlling module; the tea frying machine comprises a barrel-shaped shell, a cross shaft is arranged at the axis inside the barrel-shaped shell, a servo motor is connected to one end of the cross shaft, a plurality of shifting hands are fixed on the cross shaft and comprise shifting pieces distributed on the cross shaft along a plurality of circumferences, a sectional type electric heating module is arranged at the bottom of the barrel-shaped shell, a real-time temperature control system module is fixed at the bottom of the barrel-shaped shell, and a rotating speed regulation and control module is electrically connected with the servo motor and is electrically connected with the real-time temperature control system module. The invention utilizes the rotating speed adjusting module to convert the frequency change into the real-time rotating speed, controls the heating temperature by adjusting the input voltage and adjusts the power of the motor to realize the rotating speed adjustment, thereby accurately controlling the heating degree and the stir-frying frequency of the fried tea, ensuring the quality of the tea and simultaneously avoiding the electric energy loss caused by overheating or overtime heating.
Description
Technical Field
The invention relates to the technical field of tea frying, in particular to an intelligent electric tea frying system and a control method thereof.
Background
At present, the tea frying is mainly carried out in a tea frying mode of burning straws, a tea frying user hopes to eliminate the backward tea frying modes of burning straws and the like, and electric equipment is utilized for tea frying. And the frequency of stir-fry is explained and is turned over the duration and degree of heating at stir-fry tea in-process, and the electrical equipment that is used for frying tea at present lacks the real time monitoring to the tealeaves temperature and control turns over the frequency of stir-fry, and the high temperature can influence the tealeaves quality, and the low temperature can increase to fry tea for a long time, increases power consumption. The stir-frying is too fast, the single side of the tea is not fully fried, the tea is easy to damage, the stir-frying is too slow, the single side of the tea is easy to be scorched, and the integral stirring is not uniform. Therefore, the tea frying machine which can monitor the tea frying temperature in real time, control the frying speed and manually adjust the heating temperature according to the temperature is lacked.
Disclosure of Invention
The invention solves the problem that the electrical equipment for frying tea lacks for monitoring the temperature of tea leaves in real time and controlling the frying frequency, and provides an intelligent electric tea frying system and a control method thereof.
In order to achieve the above purpose, the present invention provides the following technical solutions:
an intelligent electric tea frying system comprises a tea frying machine, a real-time temperature control system module and a rotating speed regulating and controlling module; the tea frying machine comprises a barrel-shaped shell, a cross shaft is arranged at the axis inside the barrel-shaped shell, a servo motor is connected to one end of the cross shaft, a plurality of shifting hands are fixed on the cross shaft and comprise shifting pieces distributed on the cross shaft along a plurality of circumferences, a sectional type electric heating module is arranged at the bottom of the barrel-shaped shell, a real-time temperature control system module is fixed at the bottom of the barrel-shaped shell, and a rotating speed regulation and control module is electrically connected with the servo motor and is electrically connected with the real-time temperature control system module.
Real-time temperature control system module real-time supervision tealeaves temperature adjusts input voltage according to the tealeaves temperature to change sectional type electric heat module's heating power, thereby change heating temperature, thereby controlled the duration and degree of heating of frying tea, can effectively guarantee the quality of tealeaves, avoid the electric energy loss of overheated or overtime heating leads to simultaneously. Utilize rotational speed regulation module, change the electrical frequency into real-time rotational speed, realize the rotational speed through processing module adjustment motor power and adjust to the frequency of controlling the fried tea stir-fry is accurate.
Preferably, the real-time temperature control system module includes: the thermistors are distributed at the bottom of the barrel-shaped shell of the tea frying machine in a matrix manner; the constant value resistors are connected with the thermistors in series; the magnet switches are connected with the constant value resistors in parallel and control the on-off of the constant value resistors; the current detection circuit is connected with the thermistors and the constant value resistors to detect the total current; the processing unit is connected with the current detection circuit and used for recording the total current to obtain the tea temperature at each detection point; the rotating speed regulating module is electrically connected with the current detection circuit and the processing unit; the servo motor is electrically connected with the processing unit. The thermistor matrix distribution has the effects of more comprehensive temperature detection, improved temperature control tea frying precision and ensured tea frying quality.
Preferably, the row pitch of the thermistor matrixes is the same as the row pitch of the poking hand in the tea frying machine, and an included angle formed by the first row and the last row of the magnet switches and the axis of the barrel-shaped shell of the tea frying machine is smaller than an included angle formed by 2 poking pieces.
Preferably, the magnet switches comprise a knife gate, a spring and a magnet, the magnet is fixed at one end, close to the inner wall of the barrel-shaped shell of the tea frying machine, of the shifting piece, one end of the knife gate is hinged to the outer wall of the barrel-shaped shell of the tea frying machine, the other end of the knife gate is connected with the outer wall of the barrel-shaped shell of the tea frying machine through the spring, and the gate is fixed on the outer wall of the barrel-shaped shell of the tea frying machine and is in contact connection with the other end of the knife gate. The included angle formed by the first line and the last line of the plurality of magnet switches and the axis of the barrel-shaped shell of the tea frying machine is smaller than the included angle formed by the 2 shifting pieces. The effect is that only one of a plurality of magnet switches is in disconnection at most at the same time, reduces the operation process of the processing unit, and makes the temperature detection result more accurate.
Preferably, the shutter includes a conductive portion and an insulating portion, the insulating portion is fixed to the housing, and the conductive portion is fixed to the insulating portion and is in contact connection with the other end of the disconnecting link. The insulating part is used for preventing the barrel-shaped shell from being electrified due to direct contact with the magnet switch, and the potential leakage hazard caused by the detection circuit of the barrel-shaped shell is avoided.
Preferably, the current detection circuit comprises a power supply and a current detection element, and the plurality of thermistors comprise a thermistor R1Thermistor R2And a thermistor R3The fixed value resistors comprise resistors R4Resistance R5And a resistance R6The magnet switches comprise a switch K1Switch K2And switch K3；
Thermistor R1And a resistor R4Series, switch K1Parallel connection with a resistor R4Two ends forming a first branch; thermistor R2And a resistor R5Series, switch K2Parallel connection with a resistor R5Two ends forming a second branch; thermistor R3And a resistor R6Series, switch K3Parallel connection with a resistor R6Two ends form a third branch; the first branch circuit, the second branch circuit and the third branch circuit are connected in parallel to a power supply, and the current detection element, the processing unit and the sectional type electric heating module are connected in series.
A control method of an intelligent electric tea frying system is adopted, and the intelligent electric tea frying system comprises the following steps:
s1, starting a heating program by the processing unit, and starting heating by the sectional type electric heating module;
s2, the current detection element unit transmits the total current of the current detection circuit to the processing unit in real time;
s3, calculating the resistance value of the thermistor by the processing unit by using the total current, and calculating the tea temperature at each detection point according to the thermosensitive characteristic curve;
s4, the processing unit transmits the temperature of the tea leaves to a user side in real time;
s5, the processing unit receives adjustment data of a user side, the heating power of the sectional type electric heating module is adjusted, the user side is a mobile phone app, the user receives the tea temperature through the mobile phone app, the adjustment data is input through the mobile phone app, and then the adjustment data is sent to the processing unit to achieve temperature regulation and control.
Preferably, the specific process of calculating the thermistor resistance value by the processing unit in step S3 using the total current is as follows:
the plectrum has not yet rotated to the switch K1When the air is upwards discharged, the air outlet is opened,
the current detecting element unit detects a first total current I, the voltage U is a known value set by the processing unit, and a first total resistance
The rotation of the plectrum drives the magnet to rotate to the switch K1The upper part, the disconnecting link and the gate are disconnected, and the resistance R is4The circuit is switched on, the process is short, the temperature is regarded as consistent,
the current detection element unit detects the second total current I′Second total resistance
Integrating the formula to obtain a thermistor calculation formula:
due to the resistance R4Voltage U is known, first total current I and second total current I′The thermistor R is calculated by using a thermistor calculation formula when the current is detected by a current detection element unit1The value of (c).
Preferably, step S2 further includes a rotation speed control step, specifically including:
the current detection element unit transmits the total current of the current detection circuit to the rotating speed regulation and control module in real time, the rotating speed regulation and control module records the change condition of the total current, converts the change condition into the on-off times of the switch and sends the on-off times to the processing module, and the processing module records the on-off times N of the switch within a period of time t and calculates the rotating speed N of the plectrum; the processing module receives an external speed regulating signal, controls the output power of the servo motor and realizes speed regulation.
Preferably, the process of calculating the rotation speed n of the plectrum specifically includes:
the included angle formed by the first line and the last line of the magnet switch distribution and the axis of the barrel-shaped shell of the tea frying machine is obtained, a is the line number of the magnet switch distribution, b is the plectrum number of a single hand, and omega is the angular speed of the rotation of the plectrum, so that the following effects can be obtained:
according to the formula of angular velocity: ω is 2 pi n,
finally, the rotating speed is obtained:
the invention has the following beneficial effects: real-time temperature control system module real-time supervision tealeaves temperature adjusts input voltage according to the tealeaves temperature to change sectional type electric heat module's heating power, thereby change heating temperature, thereby controlled the duration and degree of heating of frying tea, can effectively guarantee the quality of tealeaves, avoid the electric energy loss of overheated or overtime heating leads to simultaneously. Utilize rotational speed regulation module, change the electrical frequency into real-time rotational speed, realize the rotational speed through processing module adjustment motor power and adjust to the frequency of controlling the fried tea stir-fry is accurate.
Drawings
FIG. 1 is a schematic structural diagram of the present embodiment;
FIG. 2 is a partial enlarged view of the magnet switch of the present embodiment;
FIG. 3 is a schematic diagram of a detection circuit of the present embodiment;
FIG. 4 is a matrix distribution diagram of thermistors in this embodiment;
wherein: 1. barrel-shaped shell 2, horizontal shaft 3, plectrum 4, magnet 5, thermistor 6, magnet switch 7, switch 8, conductive part 9, insulating part 10, spring.
Detailed Description
Example (b):
the embodiment provides an intelligent electric tea frying system, which comprises a tea frying machine, a real-time temperature control system module and a rotating speed regulating module, and is shown in figure 1; the tea frying machine comprises a barrel-shaped shell 1, a cross shaft 2 is arranged at the axis inside the barrel- shaped shell 1, 3 shifting handles are fixed on the cross shaft 2, each shifting handle comprises 3 shifting pieces 3 distributed on the cross shaft in a circumferential mode, a sectional type electric heating module is arranged at the bottom of the barrel-shaped shell 1, a real-time temperature control system module is fixed at the bottom of the barrel-shaped shell, and a rotating speed regulation and control module is electrically connected with a servo motor and is also electrically connected with the real-time temperature control system module.
The real-time temperature control system module includes: 3 thermistors 5 which are distributed at the bottom of the barrel-shaped shell of the tea frying machine in a matrix manner; 3 constant value resistors which are respectively connected in series with the thermistor 5; the 3 magnet switches 6 are respectively connected with the constant value resistors in parallel to control the on-off of the constant value resistors; the current detection circuit is connected with the thermistor 5 and the constant value resistor to detect the total current; and the processing unit is connected with the current detection circuit and records the total current to obtain the tea temperature at each detection point. The rotating speed regulating module is electrically connected with the current detection circuit and the processing unit; the servo motor is electrically connected with the processing unit. The thermistor matrix distribution has the effects of more comprehensive temperature detection, improved temperature control tea frying precision and ensured tea frying quality.
Referring to fig. 4, the row pitch of the thermistor 5 in matrix distribution is the same as the row pitch of the inner hand-dialing of the tea frying machine.
Referring to fig. 2, the magnet switch comprises a knife switch 7, a gate, a spring 10 and a magnet, the magnet 4 is fixed at one end of the plectrum 3 close to the inner wall of the barrel-shaped shell 1 of the tea frying machine, one end of the knife switch 7 is hinged with the outer wall of the barrel-shaped shell 1 of the tea frying machine, the other end of the knife switch 7 is connected with the outer wall of the barrel-shaped shell 1 of the tea frying machine through the spring 10, and the gate is fixed on the outer wall of the barrel-shaped shell of the tea frying machine and is in contact connection with the other end of the knife switch 7. The included angle formed by the first row and the last row of the magnet switches 6 and the axis of the barrel-shaped shell of the tea frying machine is smaller than the included angle formed by the 2 shifting pieces 3. The effect is that only one magnet switch is in disconnection at most at the same time, and the operation process of the processing unit is reduced, so that the temperature detection result is more accurate.
The gate comprises a conductive part 8 and an insulating part 9, the insulating part 9 is fixed on the barrel-shaped shell 1, and the conductive part 8 is fixed on the insulating part 9 and is in contact connection with the other end of the knife switch 7. The insulating part is used for preventing the barrel-shaped shell from being electrified due to direct contact with the magnet switch, and the potential leakage hazard caused by the detection circuit of the barrel-shaped shell is avoided.
Referring to fig. 3, the current detection circuit includes a power supply and a current detection element, and the thermistor 5 includes a thermistor R1Thermistor R2And a thermistor R3The constant value resistor comprises a resistor R4Resistance R5And a resistance R6The magnet switch 6 comprises a switch K1Switch K2And switch K3；
Thermistor R1And a resistor R4Series, switch K1Parallel connection with a resistor R4Two ends forming a first branch; thermistor R2And a resistor R5Series, switch K2Parallel connection with a resistor R5Two ends forming a second branch; heat-sensitiveResistance R3And a resistor R6Series, switch K3Parallel connection with a resistor R6Two ends form a third branch; the first branch circuit, the second branch circuit and the third branch circuit are connected in parallel to a power supply, and the current detection element, the processing unit and the sectional type electric heating module are connected in series.
Real-time temperature control system module real-time supervision tealeaves temperature adjusts input voltage according to the tealeaves temperature to change sectional type electric heat module's heating power, thereby change heating temperature, thereby controlled the duration and degree of heating of frying tea, can effectively guarantee the quality of tealeaves, avoid the electric energy loss of overheated or overtime heating leads to simultaneously. Utilize rotational speed regulation module, change the electrical frequency into real-time rotational speed, realize the rotational speed through processing module adjustment motor power and adjust to the frequency of controlling the fried tea stir-fry is accurate.
A control method of an intelligent electric tea frying system is adopted, and the intelligent electric tea frying system comprises the following steps:
s1, starting a heating program by the processing unit, and starting heating by the sectional type electric heating module;
s2, the current detection element unit transmits the total current of the current detection circuit to the processing unit in real time;
s3, calculating the resistance value of the thermistor by the processing unit by using the total current, and calculating the tea temperature at each detection point according to the thermosensitive characteristic curve;
the specific process of calculating the thermistor resistance value by using the total current is as follows:
the plectrum has not yet rotated to the switch K1When the air is upwards discharged, the air outlet is opened,
the current detecting element unit detects a first total current I, the voltage U is a known value set by the processing unit, and a first total resistance
The rotation of the plectrum drives the magnet to rotate to the switch K1Above, the knife gate is disconnected from the gateConnection, resistance R4Switching in the circuit, the process is very short, the temperature change is almost 0, so the thermistor R is connected2And a thermistor R3To be regarded as a fixed value, the value,
the current detection element unit detects the second total current I′Second total resistance
Integrating the formula to obtain a thermistor calculation formula:
due to the resistance R4Voltage U is known, first total current I and second total current I′The thermistor R is calculated by using a thermistor calculation formula when the current is detected by a current detection element unit1The value of (c).
When the plectrum rotates, the magnet is driven to rotate to the switch K2And switch K3The thermistor R can be obtained from the upper part2And a thermistor R3The resistance value of (2) is calculated by utilizing the characteristic curve of the thermistor as a common technical means, so that the temperature of the tea at each detection point is not developed at the moment, and the encumbrance is avoided.
S4, the processing unit transmits the temperature of the tea leaves to a user side in real time;
s5, the processing unit receives adjustment data of the user side, heating power of the segmented electric heating module is adjusted, the user side is a mobile phone app, the user receives tea temperature through the mobile phone app, the adjustment data are input through the mobile phone app, and then the adjustment data are sent to the processing unit to achieve temperature regulation and control.
The sectional type electric heating module is used for dividing the bottom of the barrel-shaped shell into 3 heating areas, each heating area is independently heated and is independently controlled by the processing unit.
The invention also comprises a rotating speed control step, which specifically comprises the following steps:
the current detection element unit transmits the total current of the current detection circuit to the rotating speed regulation and control module in real time, the rotating speed regulation and control module records the change condition of the total current, converts the change condition into the on-off times of the switch and sends the on-off times to the processing module, and the processing module records the on-off times N of the switch within a period of time t and calculates the rotating speed N of the plectrum;
the process of calculating the rotating speed n of the plectrum specifically comprises the following steps:
the included angle formed by the first line and the last line of the magnet switch distribution and the axis of the barrel-shaped shell of the tea frying machine is obtained, a is the line number of the magnet switch distribution, b is the plectrum number of a single hand, and omega is the angular speed of the rotation of the plectrum, so that the following effects can be obtained:
according to the formula of angular velocity: ω is 2 pi n,
finally, the rotating speed is obtained:
the processing module receives an external speed regulating signal, controls the output power of the servo motor and realizes speed regulation.
The invention has the following advantages: real-time temperature control system module real-time supervision tealeaves temperature adjusts input voltage according to the tealeaves temperature to change sectional type electric heat module's heating power, thereby change heating temperature, thereby controlled the duration and degree of heating of frying tea, can effectively guarantee the quality of tealeaves, avoid the electric energy loss of overheated or overtime heating leads to simultaneously. Utilize rotational speed regulation module, change the electrical frequency into real-time rotational speed, realize the rotational speed through processing module adjustment motor power and adjust to the frequency of controlling the fried tea stir-fry is accurate.
Claims (10)
1. An intelligent electric tea frying system is characterized by comprising a tea frying machine, a real-time temperature control system module and a rotating speed regulating and controlling module; the tea frying machine comprises a barrel-shaped shell, a cross shaft is arranged at the axis inside the barrel-shaped shell, a servo motor is connected to one end of the cross shaft, a plurality of shifting hands are fixed on the cross shaft and comprise shifting pieces distributed on the cross shaft along a plurality of circumferences, a sectional type electric heating module is arranged at the bottom of the barrel-shaped shell, a real-time temperature control system module is fixed at the bottom of the barrel-shaped shell, and a rotating speed regulation and control module is electrically connected with the servo motor and is electrically connected with the real-time temperature control system module.
2. The intelligent electric tea frying system of claim 1, wherein the real-time temperature control system module comprises: the thermistors are distributed at the bottom of the barrel-shaped shell of the tea frying machine in a matrix manner; the constant value resistors are connected with the thermistors in series; the magnet switches are connected with the constant value resistors in parallel and control the on-off of the constant value resistors; the current detection circuit is connected with the thermistors and the constant value resistors to detect the total current; the processing unit is connected with the current detection circuit and used for recording the total current to obtain the tea temperature at each detection point; the rotating speed regulating module is electrically connected with the current detection circuit and the processing unit; the servo motor is electrically connected with the processing unit.
3. The intelligent electric tea frying system as claimed in claim 2, wherein the row pitch of the thermistor matrices is the same as the row pitch of the inner hand-pulling of the tea frying machine, and the included angle formed by the first row and the last row of the magnet switches and the axis of the barrel-shaped casing of the tea frying machine is smaller than the included angle formed by the 2 hand-pulling pieces.
4. The intelligent electric tea frying system as claimed in claim 2, wherein the plurality of magnet switches comprise a switch, a gate, a spring and a magnet, the magnet is fixed at one end of the poking piece close to the inner wall of the barrel-shaped casing of the tea frying machine, one end of the switch is hinged with the outer wall of the barrel-shaped casing of the tea frying machine, the other end of the switch is connected with the outer wall of the barrel-shaped casing of the tea frying machine through the spring, and the gate is fixed on the outer wall of the barrel-shaped casing of the tea frying machine and is in contact connection with the other end of the switch.
5. The intelligent electric tea frying system as claimed in claim 4, wherein the gate comprises a conductive part and an insulating part, the insulating part is fixed on the housing, and the conductive part is fixed on the insulating part and is in contact connection with the other end of the knife switch.
6. The intelligent electric tea frying system of claim 2, wherein the current detection circuit comprises a power supply and a current detection element, and the plurality of thermistors comprise a thermistor R1Thermistor R2And a thermistor R3The fixed value resistors comprise resistors R4Resistance R5And a resistance R6The magnet switches comprise a switch K1Switch K2And switch K3；
Thermistor R1And a resistor R4Series, switch K1Parallel connection with a resistor R4Two ends forming a first branch; thermistor R2And a resistor R5Series, switch K2Parallel connection with a resistor R5Two ends forming a second branch; thermistor R3And a resistor R6Series, switch K3Parallel connection with a resistor R6Two ends form a third branch; the first branch circuit, the second branch circuit and the third branch circuit are connected in parallel to a power supply, and the current detection element, the processing unit and the sectional type electric heating module are connected in series.
7. A control method of an intelligent electric tea frying system adopts the intelligent electric tea frying system of claim 6, which is characterized by comprising the following steps:
s1, starting a heating program by the processing unit, and starting heating by the sectional type electric heating module;
s2, the current detection element unit transmits the total current of the current detection circuit to the processing unit in real time;
s3, calculating the resistance value of the thermistor by the processing unit by using the total current, and calculating the tea temperature at each detection point according to the thermosensitive characteristic curve;
s4, the processing unit transmits the temperature of the tea leaves to a user side in real time;
s5, the processing unit receives the adjustment data of the user side and adjusts the heating power of the sectional type electric heating module;
the user side is a mobile phone app, the user receives the tea temperature through the mobile phone app, the adjustment data is input through the mobile phone app, and then the adjustment data is sent to the processing unit, so that temperature regulation and control are achieved.
8. The method as claimed in claim 7, wherein the step S3 of calculating the thermistor resistance value by the processing unit using the total current comprises the following steps:
the plectrum has not yet rotated to the switch K1When the air is upwards discharged, the air outlet is opened,
the current detecting element unit detects a first total current I, the voltage U is a known value set by the processing unit, and a first total resistance
The rotation of the plectrum drives the magnet to rotate to the switch K1The upper part, the disconnecting link and the gate are disconnected, and the resistance R is4The circuit is switched on, the process is short, the temperature is regarded as consistent,
the current detection element unit detects a second total current I' and a second total resistance
Integrating the formula to obtain a thermistor calculation formula:
due to the resistance R4Voltage U is knownThe first total current I and the second total current I' are detected by a current detection element unit, and the thermistor R is calculated by using a thermistor calculation formula1The value of (c).
9. The control method of the intelligent electric tea frying system as claimed in claim 7, further comprising a rotation speed control step, which specifically comprises:
the current detection element unit transmits the total current of the current detection circuit to the rotating speed regulation and control module in real time, the rotating speed regulation and control module records the change condition of the total current, converts the change condition into the on-off times of the switch and sends the on-off times to the processing module, and the processing module records the on-off times N of the switch within a period of time t and calculates the rotating speed N of the plectrum; the processing module receives an external speed regulating signal, controls the output power of the servo motor and realizes speed regulation.
10. The control method of the intelligent electric tea frying system as claimed in claim 9, wherein the process of calculating the rotating speed n of the plectrum specifically comprises:
the included angle formed by the first line and the last line of the magnet switch distribution and the axis of the barrel-shaped shell of the tea frying machine is obtained, a is the line number of the magnet switch distribution, b is the plectrum number of a single hand, and omega is the angular speed of the rotation of the plectrum, so that the following effects can be obtained:
according to the formula of angular velocity: ω is 2 pi n,
finally, the rotating speed is obtained:
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204860898U (en) * | 2015-06-06 | 2015-12-16 | 浙江省新昌县澄潭茶厂 | Tea machine is fried in two stirrings of steerable stir -fry tea speed and heating temperature |
| CN209931383U (en) * | 2019-04-16 | 2020-01-14 | 梅州市腾跃电子科技有限公司 | Novel high imitation pig iron pan tea frying machine |
| CN212650343U (en) * | 2020-05-12 | 2021-03-05 | 国网浙江省电力有限公司湖州供电公司 | Intelligent temperature control electric tea frying system |
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- 2020-05-12 CN CN202010397553.0A patent/CN111638737B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204860898U (en) * | 2015-06-06 | 2015-12-16 | 浙江省新昌县澄潭茶厂 | Tea machine is fried in two stirrings of steerable stir -fry tea speed and heating temperature |
| CN209931383U (en) * | 2019-04-16 | 2020-01-14 | 梅州市腾跃电子科技有限公司 | Novel high imitation pig iron pan tea frying machine |
| CN212650343U (en) * | 2020-05-12 | 2021-03-05 | 国网浙江省电力有限公司湖州供电公司 | Intelligent temperature control electric tea frying system |
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