CN114034062A - Regulating and controlling system and regulating and controlling method for stove fan - Google Patents
Regulating and controlling system and regulating and controlling method for stove fan Download PDFInfo
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- CN114034062A CN114034062A CN202111175548.6A CN202111175548A CN114034062A CN 114034062 A CN114034062 A CN 114034062A CN 202111175548 A CN202111175548 A CN 202111175548A CN 114034062 A CN114034062 A CN 114034062A
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- 230000001105 regulatory effect Effects 0.000 title claims abstract description 46
- 238000000034 method Methods 0.000 title claims abstract description 32
- 230000001276 controlling effect Effects 0.000 title claims description 15
- 230000033228 biological regulation Effects 0.000 claims abstract description 63
- 230000009467 reduction Effects 0.000 claims abstract description 62
- 239000000446 fuel Substances 0.000 claims abstract description 53
- 238000010411 cooking Methods 0.000 claims abstract description 10
- 238000004134 energy conservation Methods 0.000 claims abstract description 6
- 230000007613 environmental effect Effects 0.000 claims abstract description 6
- 239000003990 capacitor Substances 0.000 claims description 75
- 230000005611 electricity Effects 0.000 claims description 18
- 238000013500 data storage Methods 0.000 claims description 15
- 238000001514 detection method Methods 0.000 claims description 15
- 230000008569 process Effects 0.000 claims description 13
- 230000003993 interaction Effects 0.000 claims description 12
- 230000002159 abnormal effect Effects 0.000 claims description 7
- 208000017740 grade III prostatic intraepithelial neoplasia Diseases 0.000 claims description 6
- 230000006698 induction Effects 0.000 claims description 6
- 230000000875 corresponding effect Effects 0.000 description 10
- 238000010586 diagram Methods 0.000 description 10
- 230000002596 correlated effect Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 1
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24C—DOMESTIC STOVES OR RANGES ; DETAILS OF DOMESTIC STOVES OR RANGES, OF GENERAL APPLICATION
- F24C3/00—Stoves or ranges for gaseous fuels
- F24C3/12—Arrangement or mounting of control or safety devices
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D27/00—Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids
- F04D27/004—Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids by varying driving speed
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24C—DOMESTIC STOVES OR RANGES ; DETAILS OF DOMESTIC STOVES OR RANGES, OF GENERAL APPLICATION
- F24C5/00—Stoves or ranges for liquid fuels
- F24C5/16—Arrangement or mounting of control or safety devices
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- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Control Of Positive-Displacement Air Blowers (AREA)
Abstract
The invention provides a regulation and control system for a stove fan and a regulation and control method thereof, and the key points of the technical scheme are as follows: the regulating system comprises a fan driving control panel and a gear regulator, wherein the fan driving control panel is electrically connected with the gear regulator, a power circuit, a main control chip and a motor driving circuit are arranged on the fan driving control panel, a gear regulating circuit is arranged in the gear regulator, the motor driving circuit is electrically connected with a motor in a stove fan, and the gear regulating circuit is related to a fuel valve on a stove; the regulation and control method comprises the steps of firstly regulating the optimal matching parameters, and then realizing the linkage control of the stove fan and the fuel valve through the fan driving control panel and the gear regulator; the invention can adjust the optimum matching point between the fan rotating speed and different types of cooking ranges and different fuels, realize the linkage control of the cooking range fan and the fuel valve, and ensure that the fuels can be fully combusted to realize the purposes of energy conservation, emission reduction, high efficiency and environmental protection.
Description
[ technical field ] A method for producing a semiconductor device
The invention relates to the field of control of a stove fan, in particular to a regulation and control system for the stove fan and a regulation and control method thereof.
[ background of the invention ]
The kitchen range used in catering industry has long working time and high energy consumption, the fuel input quantity is controlled by a fuel valve, the air inflow quantity is controlled by a fan, the kitchen range and the air inflow quantity are not linked, an adjusting switch is not positioned and can only be controlled manually, the opening degree of the fuel valve is changed, and the rotating speed of the fan cannot be changed, so that the fuel input quantity is not matched with the air supply quantity of the fan, the fuel is not combusted sufficiently, the fuel is wasted, and the kitchen range is not environment-friendly; therefore, a regulation and control system which can efficiently utilize fuel and realize linkage control of a stove fan and a fuel valve is urgently needed in the market.
In order to meet market demands, the invention provides a regulation and control system for a stove fan and a regulation and control method thereof.
[ summary of the invention ]
The invention provides a regulation and control system for a stove fan and a regulation and control method thereof, aiming at meeting the market demand, improving the combustion energy efficiency of fuel and realizing the purposes of energy conservation, emission reduction, high efficiency and environmental protection.
The invention is realized by the following technical scheme:
a regulation and control system for kitchen range fan which characterized in that: including fan drive control board and gear regulator, fan drive control board with the gear regulator electricity is connected, be equipped with power supply circuit, main control chip and motor drive circuit on the fan drive control board, be equipped with gear regulating circuit in the gear regulator, power supply circuit with main control chip motor drive circuit and gear regulating circuit electricity is connected, main control chip with motor drive circuit electricity is connected, gear regulating circuit with the main control chip electricity is connected, motor drive circuit is connected with the motor electricity in the kitchen range fan, gear regulating circuit is correlated with the fuel valve on the kitchen range.
As above a regulation and control system for kitchen range fan, its characterized in that: the power supply circuit comprises an AC anti-interference circuit for shielding electromagnetic interference, a rectifying circuit for converting high-voltage alternating current into high-voltage direct current, a first voltage reduction circuit for converting the high-voltage direct current into low-voltage direct current and supplying power to the motor driving circuit, and a second voltage reduction circuit for supplying power to the main control chip, wherein a third voltage reduction circuit for supplying power to the gear adjusting circuit is arranged in the gear adjuster, the first voltage reduction circuit is electrically connected with the rectifying circuit, and the second voltage reduction circuit and the third voltage reduction circuit are electrically connected with the first voltage reduction circuit.
As above a regulation and control system for kitchen range fan, its characterized in that: the fan driving control board is also provided with a safe operation detection circuit for protecting the circuit from overcurrent burning, and the safe operation detection circuit is electrically connected with the main control chip and the motor driving circuit.
As above a regulation and control system for kitchen range fan, its characterized in that: gear regulating circuit is including control chip, a plurality of pins of control chip are electrically connected with a plurality of regulation and control gear circuits respectively, control chip still is electrically connected with the magnetic control procedure that is used for programming control procedure and programs port J2 and be used for outputting gear control signal's signal output port J1, master control chip electricity is connected with the master control procedure that is used for programming control procedure and programs port P2 and is used for receiving gear control signal's signal reception port P3, signal output port J1 with signal reception port P3 electricity is connected.
As above a regulation and control system for kitchen range fan, its characterized in that: the control gear circuit comprises a magnetic control switch tube U15, a pin I of the magnetic control switch tube U15 is electrically connected to the output end of the third voltage reduction circuit and is grounded after being connected with a capacitor C31 in series, a pin II of the magnetic control switch tube U15 is grounded, and a pin III is a trigger signal output end and is electrically connected to a pin III of the control chip; an indicator light circuit and an external equipment expansion port are arranged in the gear adjusting circuit, the indicator light circuit comprises a light emitting diode D34, and the anode of the light emitting diode D34 is electrically connected with a pin of the control chip after being connected with a resistor R64 in seriesThe negative electrode of the light emitting diode D34 is grounded, and a pin (i) of the external equipment expansion port is grounded, and a pin (ii) of the external equipment expansion port is electrically connected with a pin of the control chip after being connected with a resistor R63 in series
As above a regulation and control system for kitchen range fan, its characterized in that: the regulation and control system is also provided with a remote controller for setting system parameters and regulating cooking ranges of different models and matching degrees of different fuels, a remote controller circuit is arranged in the remote controller, the remote controller circuit comprises a remote controller power supply circuit, a remote control chip, a wireless signal transmitting circuit, a wireless signal receiving circuit, a data storage circuit, a display screen connecting port and a human-computer interaction module, the remote controller power supply circuit is electrically connected with the remote control chip, and the remote control chip is electrically connected with the wireless signal transmitting circuit, the wireless signal receiving circuit, the data storage circuit, the display screen connecting port and the human-computer interaction module; the remote controller circuit and the gear adjusting circuit are in data interaction through wireless signals, and the gear adjusting circuit is provided with an adjusting signal receiving circuit and a parameter data transmitting circuit corresponding to the wireless signal transmitting circuit and the wireless signal receiving circuit.
As above a regulation and control system for kitchen range fan, its characterized in that: the man-machine interaction module is a key circuit for adjusting system parameters through keys or a touch screen control circuit for adjusting system parameters through a touch screen.
A speed regulation method adopting the regulation and control system is characterized in that: after the regulation and control system for the stove fan is installed, the regulation and control system needs to be debugged through the remote controller according to the model of the stove and the type of fuel, and the optimal matching parameter between the air intake of the fan and the input of the fuel is searched, so that the fuel can be fully combusted, and the purposes of energy conservation and environmental protection are achieved; the gear adjusting circuit is associated with a fuel valve on a stove, different gears in the gear adjusting circuit correspond to different fuel input quantities, the rotating speed of a motor corresponding to the gears is adjusted, the air inlet quantity of a fan is changed, and meanwhile, the flame state is observed, so that the optimal matching parameters can be found;
the specific adjustment process of the best matching parameters is as follows:
rotating a fuel valve on a stove to a 1-gear position, and generating an induction signal corresponding to a 1-gear regulating and controlling circuit;
the gear adjusting circuit transmits a gear control signal into the main control chip, and the main control chip controls the motor driving circuit to work in an initial state;
the wireless signal transmitting circuit is controlled by the remote controller to transmit a motor speed regulating signal, a regulating signal receiving circuit in the gear regulating circuit receives the motor speed regulating signal and transmits the motor speed regulating signal to the main control chip, the main control chip controls the motor driving circuit to regulate the rotating speed of the motor until the optimal matching state is reached, and the 1-gear regulation is finished;
the adjusting process of the optimal matching parameters of other gears is consistent with the adjusting process of the gear 1;
when the remote controller adjusts the matching parameters, the main control chip transmits the motor rotating speed data of the corresponding gear to the gear adjusting circuit and sends the data to the remote controller circuit through the parameter data transmitting circuit, and the wireless signal receiving circuit receives the parameter data and stores the data in the data storage circuit;
for the cooking ranges with the same model and using the same fuel, the data of the optimal matching parameters in the data storage circuit is copied and transmitted to a new regulation and control system only through the remote controller;
the specific regulation and control process of the regulation and control system during use is as follows:
rotating a fuel valve on a stove to adjust the gear of a system, and generating an induction signal by a gear adjusting and controlling circuit corresponding to the gear;
the gear adjusting circuit transmits a gear control signal into the main control chip, and the main control chip controls the motor driving circuit to adjust the rotating speed of the motor according to the optimal matching parameters;
when a blockage exists in the fan and the motor runs abnormally, the driving current becomes large, the safe running detection circuit transmits an abnormal signal to the main control chip, and the main control chip controls the motor driving circuit to stop running, so that the system safety is protected, and the circuit is prevented from being burnt out due to current overload;
the fuel valve on the stove is returned to zero, and the system can be restarted to be used again after the abnormal condition is relieved.
Compared with the prior art, the invention has the following advantages:
1. the regulating and controlling system for the stove fan is provided with the fan driving control board and the gear regulator, the fan driving control board is electrically connected with the stove fan, the fan driving control board is electrically connected with the gear regulator, and the gear regulator is associated with a fuel valve on the stove, so that the linkage control between the stove fan and the fuel valve can be realized, and the stove is energy-saving, efficient and convenient to regulate when in use.
2. The regulating and controlling system for the fan of the cooking range is provided with the safe operation detection circuit, when a blockage exists in the fan and the motor runs abnormally, the driving current is increased, the safe operation detection circuit transmits an abnormal signal to the main control chip, and the main control chip controls the motor driving circuit to stop running, so that the safety of the system is protected, the circuit is prevented from being burnt by current overload, and the potential safety hazard of the cooking range is reduced.
3. The regulating and controlling system for the stove fan is provided with the remote controller, the regulating and controlling system can be debugged through the remote controller, and the optimal matching parameter between the air inlet quantity of the fan and the fuel input quantity is searched, so that the fuel can be fully combusted, the purposes of energy conservation and environmental protection are achieved, the regulating and controlling system is simple in regulating process, can be suitable for stoves of different models and fuels of different types, and is easy to popularize.
4. The regulation and control system for the stove fan is provided with the data storage circuit, and for the condition that the same model of stove uses the same fuel, the data of the optimal matching parameter in the data storage circuit is copied and transmitted to a new regulation and control system only through the remote controller, so that great convenience is brought to manufacturers and users.
5. The regulation and control method adopting the regulation and control system has the advantages of sensitive reaction, simple regulation and control process, no need of complex algorithm and strong practicability.
[ description of the drawings ]
FIG. 1 is a block diagram of the overall construction of the regulation system;
FIG. 2 is a block diagram of the circuit configuration of the fan drive control board;
FIG. 3 is a block diagram of the circuit configuration of the range adjuster;
fig. 4 is a block diagram of a circuit configuration of the remote controller;
FIG. 5 is a general circuit schematic of the fan drive control board;
FIG. 6 is a general circuit schematic of the range adjuster;
FIG. 7 is a general circuit schematic of the remote control;
FIG. 8 is a schematic diagram of a power supply circuit;
FIG. 9 is a diagram of a master control chip pin;
FIG. 10 is a schematic diagram of a motor drive circuit;
FIG. 11 is a schematic diagram of a safe operation detection circuit;
FIG. 12 is a pin diagram of a control chip;
FIG. 13 is a schematic diagram of a control circuit;
in the figure: 1 is a fan driving control panel; 2 is a gear regulator; 3 is a remote controller; 4 is a power supply circuit; 5 is a main control chip; 6 is a motor driving circuit; 7 is a safe operation detection circuit; 8 is an AC anti-interference circuit; 9 is a rectifying circuit; 10 is a first step-down circuit; 11 is a second voltage-reducing circuit; 12 is a gear adjusting circuit; a third voltage-reducing circuit 13; 14 is a control chip; 15 is a regulating gear circuit; 16 is an indicator light circuit; 17 expanding ports for external equipment; 18 is a regulated signal receiving circuit; 19 is a parameter data transmitting circuit; 20 is a remote controller circuit; 21 is a remote controller power supply circuit; 22 is a remote control chip; 23 is a wireless signal transmitting circuit; 24 is a wireless signal receiving circuit; 25 is a data storage circuit; 26 is a display screen connecting port; 27 is a key circuit; and 28 is a touch screen control circuit.
[ detailed description ] embodiments
The technical features of the present invention will be described in further detail with reference to the accompanying drawings so that those skilled in the art can understand the technical features.
The utility model provides a regulation and control system for kitchen range fan, as shown in fig. 1 ~ 13, including fan drive control panel 1 and gear regulator 2, fan drive control panel 1 with 2 electricity of gear regulator are connected, be equipped with power supply circuit 4, main control chip 5 and motor drive circuit 6 on fan drive control panel 1, be equipped with gear regulating circuit 12 in the gear regulator 2, power supply circuit 4 with main control chip 5 motor drive circuit 6 and gear regulating circuit 12 electricity is connected, main control chip 5 with motor drive circuit 6 electricity is connected, gear regulating circuit 12 with main control chip 5 electricity is connected, motor drive circuit 6 is connected with the motor electricity in the kitchen range fan, gear regulating circuit 12 is correlated with the fuel valve on the kitchen range.
Specifically, the power supply circuit 4 includes an AC anti-jamming circuit 8 for shielding electromagnetic interference, a rectifying circuit 9 for converting high-voltage alternating current into high-voltage direct current, a first voltage reduction circuit 10 for converting high-voltage direct current into low-voltage direct current, which supplies power to the motor driving circuit 6, and a second voltage reduction circuit 11 for supplying power to the main control chip 5, a third voltage reduction circuit 13 for supplying power to the gear adjusting circuit 12 is provided in the gear adjuster 2, the first voltage reduction circuit 10 is electrically connected to the rectifying circuit 9, and the second voltage reduction circuit 11 and the third voltage reduction circuit 13 are electrically connected to the first voltage reduction circuit 10.
Specifically, the rectifier circuit 9 includes a rectifier bridge BR1 and a polar capacitor C45, the positive electrode of the polar capacitor C45 is electrically connected to a pin (i) of the rectifier bridge BR1, the negative electrode of the polar capacitor C45 is electrically connected to a pin (ii) of the rectifier bridge BR1, and the pin (i) of the rectifier bridge BR1 is a high-voltage direct-current output terminal DC +; the first voltage reduction circuit 10 comprises a power chip U2, a pin (C) of the power chip U2, a pin (C), and a pin (R) are all electrically connected to the positive electrode of the polar capacitor C45, a resistor R1 is connected in parallel to a capacitor C44 in the first voltage reduction circuit 10, the resistor R1 is grounded to one end of the capacitor C44, the other end of the resistor R1 and the capacitor C44 is electrically connected to one end of an inductor L4, and the electrical connection point is the output end of the first voltage reduction circuit 10; the second voltage reduction circuit 11 comprises a voltage reduction chip U5, a pin of the voltage reduction chip U5 is electrically connected to the output end of the first voltage reduction circuit 10 after being connected with a series resistor R44 in series, one end of a capacitor C2 is electrically connected to a pin of the voltage reduction chip U5, the other end of the capacitor C2 is grounded, a pin of the voltage reduction chip U5 is grounded, a pin (i) is electrically connected to one end of a capacitor C3, the other end of the capacitor C3 is grounded, the capacitor C4 is connected with the capacitor C3 in parallel, one end of the capacitor C4 is grounded, and the other end of the capacitor C4 is the output end of the second voltage reduction circuit 11; the third voltage reduction circuit 13 includes a voltage reduction chip U20, a pin C of the voltage reduction chip U20 is electrically connected to the output end of the first voltage reduction circuit 10 after being connected in series with a resistor R5, a capacitor C41 and a capacitor C42 are connected in parallel, one end of the capacitor C41 and the capacitor C42 is grounded, the other end of the capacitor C41 is electrically connected to the pin C of the voltage reduction chip U20, a pin C of the voltage reduction chip U20 is grounded, a capacitor C43 and the capacitor C44 are connected in parallel, one end of the capacitor C43 and one end of the capacitor C44 are grounded, the other end of the capacitor C43 is electrically connected to the pin of the voltage reduction chip U20, and one end of the capacitor C44 and the pin (i) of the voltage reduction chip U20 are electrically connected to the output end of the third voltage reduction circuit 13.
Specifically, the motor driving circuit 6 includes a driving chip U3, one end of a capacitor C9 is electrically connected to the output end of the first voltage-reducing circuit 10, the other end of the capacitor C9 is electrically connected to a pin (r) of the driving chip U3 and grounded, a pin (r) of the driving chip U3 is electrically connected to a pin (r) of the connection port P4 after being connected in series with a capacitor C30, and a pin (r) of the driving chip U3 is electrically connected to a pin (r) of the connection port P4The pin R of the driving chip U3 is electrically connected to the pin R of the wiring port P4, the pin R of the driving chip U3 is electrically connected to the ground after being connected to the capacitor C27 in series, the pin R of the driving chip U3 is electrically connected to the output end of the first voltage-reducing circuit 10, and the pin R of the driving chip U3 is electrically connected to the pin R5 of the main control chip 5 after being connected to the resistor R5 in seriesPin of the driving chip U3 is electrically connected to pin of the main control chip 5 after being serially connected with resistor R7Pin II, pin III, pin IV, pin V and pin II of the driving chip U3A control pin at the U end of the motor; pin (c) of the driver chip U3, (c) pin (c), and pin (c)Is a control pin of a V end of the motor; the pin of the drive chip U3PinPinPinAnd a pinIs a control pin of the W end of the motor; the circuit connection structure of a control pin at the V end of the motor and a control pin at the W end of the motor in the motor driving circuit 6 is the same as the electric connection structure of a control pin at the U end of the motor; the pin of the drive chip U3The series capacitor C31 is grounded and electrically connected to the pin of the main control chip 5The pin of the drive chip U3The pin of the driving chip U3 is electrically connected to the high-voltage direct current output end DC +The resistor RS2 and the resistor RS1 are connected in series and then grounded, and the pin of the driving chip U3The resistor RS3 and the resistor RS1 are connected in series and then grounded, and the pin of the driving chip U3Series resistor RS1 is then grounded.
Specifically, the fan driving control board 1 is further provided with a safe operation detection circuit 7 for protecting a circuit from being burnt by overcurrent, the safe operation detection circuit 7 is electrically connected with the main control chip 5 and the motor driving circuit 6, the safe operation detection circuit 7 comprises a comparator chip U4, a pin (i) of the comparator chip U4 is electrically connected with a pin (C) of the main control chip 5, a pin (ii) of the comparator chip U4 is electrically connected with one end of a resistor RS1 and one end of a resistor R20 after being connected with a resistor R26 in series, and the other end of the resistor R20 is grounded after being connected with a capacitor C19 in series and is connected with a pin of the main control chip 5The pin (II) of the comparator chip U4 is electrically connected with the pin (III) of the master control chip 5 after being connected with the resistor (R21) in series, and the pin (III) of the comparator chip U4 is electrically connected with the pin (III) of the driving chip U3 after being connected with the resistor (R35 in series)The rear end of the series capacitor C34 is electrically connected with one end of the resistor R26, a pin C of the comparator chip U4 is also electrically connected with one ends of the resistor R48 and the resistor R38, the other end of the resistor R48 is grounded, and the resistor R38 is connected with the other end of the resistor R4838 is electrically connected to the output terminal of the second voltage-dropping circuit 11, a pin (iv) of the comparator chip U4 is grounded, a pin (v) of the comparator chip U4 is electrically connected to one end of a resistor R50, a resistor R49, a resistor R36 and a capacitor C32, the other end of the resistor R50 is grounded, the other end of the resistor R49 is electrically connected to the output terminal of the second voltage-dropping circuit 11, and the other end of the resistor R36 is electrically connected to a pin of the driving chip U3A pin (sixty sixth) of the comparator chip U4 is electrically connected to one end of a resistor R28, one end of a resistor R27, and the other end of the capacitor C32, the other end of the resistor R27 is electrically connected between the resistor R20 and the resistor RS1, the other end of the resistor R28 and a pin (seventy sixth) of the comparator chip U4 are electrically connected to a pin (sixty sixth) of the main control chip 5, and a pin (thirteen sixth) of the comparator chip U4 is electrically connected to an output end of the second voltage reduction circuit 11 and is grounded after being connected in series with the capacitor C35.
Specifically, gear adjustment circuit 12 is including control chip 14, a plurality of pins of control chip 14 are electrically connected with a plurality of regulation and control gear circuit 15 respectively, control chip 14 still is electrically connected with the magnetic control procedure that is used for programming control procedure and programs port J2 and be used for outputting gear control signal's signal output port J1, main control chip 5 electricity is connected with the main control procedure that is used for programming control procedure and programs port P2 and is used for receiving gear control signal's signal reception port P3, signal output port J1 with signal reception port P3 electricity is connected.
Specifically, the shift control circuit 15 includes a magnetic control switch tube U15, a pin (i) of the magnetic control switch tube U15 is electrically connected to the output end of the third voltage-reducing circuit 13 and is grounded after being connected in series with a capacitor C31, a pin (ii) of the magnetic control switch tube U15 is grounded, and a pin (iii) is a trigger signal output end and is electrically connected to a pin (iii) of the control chip 14; an indicator light circuit 16 and an external equipment expansion port 17 are arranged in the gear adjusting circuit 12, the indicator light circuit 16 comprises a light emitting diode D34, and the anode of the light emitting diode D34 is electrically connected with a resistor R64 in series and then is electrically connected with the light emitting diode D34At the pins of the control chip 14The cathode of the light emitting diode D34 is grounded, and the pin (i) of the external device expansion port 17 is grounded, and the pin (ii) is electrically connected with the pin of the control chip 14 after being connected with the resistor R63 in series
Specifically, the regulation and control system is further provided with a remote controller 3 for setting system parameters and regulating cooking ranges of different models and matching degrees of different fuels, a remote controller circuit 20 is arranged in the remote controller 3, the remote controller circuit 20 comprises a remote controller power supply circuit 21, a remote control chip 22, a wireless signal transmitting circuit 23, a wireless signal receiving circuit 24, a data storage circuit 25, a display screen connecting port 26 and a man-machine interaction module, the remote controller power supply circuit 21 is electrically connected with the remote control chip 22, and the remote control chip 22 is electrically connected with the wireless signal transmitting circuit 23, the wireless signal receiving circuit 24, the data storage circuit 25, the display screen connecting port 26 and the man-machine interaction module; the remote controller circuit 20 and the gear adjusting circuit 12 perform data interaction through wireless signals, and the gear adjusting circuit 12 is provided with an adjusting signal receiving circuit 18 and a parameter data transmitting circuit 19 corresponding to the wireless signal transmitting circuit 23 and the wireless signal receiving circuit 24.
In addition, the man-machine interaction module is a key circuit 27 for adjusting system parameters through key pressing or a touch screen control circuit 28 for adjusting system parameters through a touch screen.
The patent also claims a regulation and control method using the regulation and control system, which specifically comprises the following steps:
after the regulation and control system for the stove fan is installed, the regulation and control system needs to be debugged through the remote controller 3 according to the model of the stove and the type of fuel, and the optimal matching parameter between the air intake of the fan and the input quantity of the fuel is searched, so that the fuel can be fully combusted, and the purposes of energy conservation and environmental protection are achieved; the gear adjusting circuit 12 is associated with a fuel valve on a stove, different gears in the gear adjusting circuit 12 correspond to different fuel input quantities, the rotating speed of a motor corresponding to the gears is adjusted, the air inlet quantity of a fan is changed, and meanwhile, the flame state is observed, so that the optimal matching parameters can be found;
the specific adjustment process of the best matching parameters is as follows:
rotating a fuel valve on a stove to a 1-gear position, and generating an induction signal corresponding to a 1-gear regulating and controlling circuit 15;
the gear adjusting circuit 12 transmits a gear control signal to the main control chip 5, and the main control chip 5 controls the motor driving circuit 6 to work in an initial state;
the remote controller 3 controls the wireless signal transmitting circuit 23 to transmit a motor speed regulating signal, the regulating signal receiving circuit 18 in the gear regulating circuit 12 receives the motor speed regulating signal and transmits the motor speed regulating signal to the main control chip 5, the main control chip 5 controls the motor driving circuit 6 to regulate the motor rotating speed until the optimal matching state is reached, and the 1-gear regulation is finished;
the adjusting process of the optimal matching parameters of other gears is consistent with the adjusting process of the gear 1;
while the remote controller 3 adjusts the matching parameters, the main control chip 5 transmits the motor speed data of the corresponding gear to the gear adjusting circuit 12 and transmits the data to the remote controller circuit 20 through the parameter data transmitting circuit 19, and the wireless signal receiving circuit 24 receives the parameter data and stores the data in the data storage circuit 25;
for the cooking ranges with the same model and using the same fuel, the data of the optimal matching parameters in the data storage circuit 25 are copied and transmitted to a new regulation and control system through the remote controller 3;
the specific regulation and control process of the regulation and control system during use is as follows:
the fuel valve on the rotary stove adjusts the system gear, the corresponding gear adjusting and controlling circuit 15 produces the induction signal;
the gear adjusting circuit 12 transmits a gear control signal to the main control chip 5, and the main control chip 5 controls the motor driving circuit 6 to adjust the motor rotating speed according to the optimal matching parameter;
when a blockage exists in the fan and the motor runs abnormally, the driving current becomes large, the safe running detection circuit 7 transmits an abnormal signal to the main control chip 5, and the main control chip 5 controls the motor driving circuit 6 to stop running, so that the system is protected safely, and the circuit is prevented from being burnt by current overload;
the fuel valve on the stove is returned to zero, and the system can be restarted to be used again after the abnormal condition is relieved.
The embodiment of the present invention is described only for the preferred embodiment of the present invention, and not for the purpose of limiting the spirit and scope of the invention, and various modifications and improvements made to the technical solution of the present invention by those skilled in the art without departing from the design concept of the present invention shall fall within the protection scope of the present invention.
Claims (10)
1. A regulation and control system for kitchen range fan which characterized in that: comprises a fan drive control panel (1) and a gear regulator (2), wherein the fan drive control panel (1) is electrically connected with the gear regulator (2), the fan driving control board (1) is provided with a power circuit (4), a main control chip (5) and a motor driving circuit (6), a gear adjusting circuit (12) is arranged in the gear adjuster (2), the power circuit (4) is electrically connected with the main control chip (5), the motor driving circuit (6) and the gear adjusting circuit (12), the main control chip (5) is electrically connected with the motor driving circuit (6), the gear adjusting circuit (12) is electrically connected with the main control chip (5), the motor drive circuit (6) is electrically connected with a motor in a stove fan, and the gear adjusting circuit (12) is associated with a fuel valve on the stove.
2. The regulation system for a range fan of claim 1, wherein: the power supply circuit (4) is including AC anti-jamming circuit (8) that are used for shielding electromagnetic interference, rectifier circuit (9) that are used for converting high voltage alternating current into high voltage direct current, be used for converting high voltage direct current into low voltage direct current does motor drive circuit (6) powered first step-down circuit (10), be used for doing second step-down circuit (11) of main control chip (5) power supply, be equipped with in gear regulator (2) into third step-down circuit (13) of gear regulating circuit (12) power supply, first step-down circuit (10) with rectifier circuit (9) electricity is connected, second step-down circuit (11) third step-down circuit (13) all with first step-down circuit (10) electricity is connected.
3. The regulation and control system for range fans of claim 2, characterized in that: the rectifying circuit (9) comprises a rectifying bridge BR1 and a polar capacitor C45, wherein the positive electrode of the polar capacitor C45 is electrically connected with a pin I of the rectifying bridge BR1, the negative electrode of the polar capacitor C45 is electrically connected with a pin II of the rectifying bridge BR1, and the pin I of the rectifying bridge BR1 is a high-voltage direct current output end DC +; the first voltage reduction circuit (10) comprises a power supply chip U2, a pin (C) and a pin (C) of the power supply chip U2 are electrically connected with the positive electrode of the polarity capacitor C45, a resistor R1 is connected with a capacitor C44 in parallel in the first voltage reduction circuit (10), one end of a resistor R1 and one end of a capacitor C44 are grounded, the other end of the resistor R1 and the other end of the capacitor C44 are electrically connected with one end of an inductor L4, and the electrical connection point is the output end of the first voltage reduction circuit (10); the second voltage reduction circuit (11) comprises a voltage reduction chip U5, a pin C of the voltage reduction chip U5 is electrically connected to the output end of the first voltage reduction circuit (10) after being connected with a resistor R44 in series, one end of a capacitor C2 is electrically connected to the pin C of the voltage reduction chip U5, the other end of the capacitor C2 is grounded, a pin C of the voltage reduction chip U5 is grounded, a pin I is electrically connected to one end of a capacitor C3, the other end of the capacitor C3 is grounded, the capacitor C4 is connected with the capacitor C3 in parallel, one end of the capacitor C4 is grounded, and the other end of the capacitor C4 is the output end of the second voltage reduction circuit (11); the third voltage reduction circuit (13) comprises a voltage reduction chip U20, a pin C of the voltage reduction chip U20 is electrically connected to the output end of the first voltage reduction circuit (10) after being connected with a resistor R5 in series, a capacitor C41 and a capacitor C42 are connected in parallel, one end of the capacitor C41 and one end of the capacitor C42 are grounded, the other end of the capacitor C41 is electrically connected to the pin C of the voltage reduction chip U20, a pin C of the voltage reduction chip U20 is grounded, a capacitor C43 and the capacitor C44 are connected in parallel, the capacitor C43 is grounded with one end of the capacitor C44, the other end of the capacitor C43 is electrically connected to a pin R of the voltage reduction chip U20, and one end of the capacitor C44, which is electrically connected with the pin R of the voltage reduction chip U20, is the output end of the third voltage reduction circuit (13).
4. The regulation and control system for range fans of claim 3, characterized in that: the motor driving circuit (6) comprises a driving chip U3, one end of a capacitor C9 is electrically connected to the output end of the first voltage reduction circuit (10), the other end of the capacitor C9 is electrically connected to a pin I of the driving chip U3 and is grounded, a pin II of the driving chip U3 is electrically connected to a pin I of a wiring port P4 after being connected with the capacitor C30 in series, and a pin II of the driving chip U3 is electrically connected to a pin I of the wiring port P4The pin R of the driving chip U3 is electrically connected with the pin R of the wiring port P4, the pin C of the driving chip U3 is connected with the series capacitor C27 in series and then grounded, the pin C of the driving chip U3 is electrically connected with the output end of the first voltage reduction circuit (10), and the pin R of the driving chip U3 is electrically connected with the series resistor R5 in series and then electrically connected with the pin of the main control chip (5)Pin of the driving chip U3 is electrically connected to pin of the main control chip (5) after series resistance R7Pin II, pin III, pin IV, pin V and pin II of the driving chip U3A control pin at the U end of the motor; pin (c) of the driver chip U3, (c) pin (c), and pin (c)Is a control pin of a V end of the motor; the pin of the drive chip U3PinPinPinAnd a pinIs a control pin of the W end of the motor; the circuit connection structure of a control pin at the V end of the motor and a control pin at the W end of the motor in the motor driving circuit (6) is the same as the electric connection structure of a control pin at the U end of the motor; the pin of the drive chip U3The series capacitor C31 is grounded and electrically connected to the pin of the main control chip (5)The pin of the drive chip U3The pin of the driving chip U3 is electrically connected to the high-voltage direct current output end DC +The resistor RS2 and the resistor RS1 are connected in series and then grounded, and the pin of the driving chip U3The series resistor RS3 and the resistor RS1 are connected in backGround, pin of the driving chip U3Series resistor RS1 is then grounded.
5. The regulation and control system for range fans of claim 4, characterized in that: the fan driving control board (1) is further provided with a safe operation detection circuit (7) used for protecting a circuit from being burnt by overcurrent, the safe operation detection circuit (7) is electrically connected with the main control chip (5) and the motor driving circuit (6), the safe operation detection circuit (7) comprises a comparator chip U4, a pin (I) of the comparator chip U4 is electrically connected with a pin (C) of the main control chip (5), a pin (II) of the comparator chip U4 is electrically connected with one ends of a resistor RS1 and a resistor R20 after being connected with a resistor R26 in series, and the other end of the resistor R20 is grounded after being connected with a capacitor C19 in series and is electrically connected with a pin of the main control chip (5)The pin (II) of the comparator chip U4 is electrically connected with the pin (III) of the master control chip (5) after being connected with the resistor (R21) in series, and the pin (III) of the comparator chip U4 is electrically connected with the pin (III) of the drive chip U3 after being connected with the resistor (R35 in seriesA capacitor C34 is connected in series and then electrically connected with one end of the resistor R26, a pin C of the comparator chip U4 is also electrically connected with one ends of the resistor R48 and the resistor R38, the other end of the resistor R48 is grounded, the other end of the resistor R38 is electrically connected with the output end of the second voltage reduction circuit (11), a pin C of the comparator chip U4 is grounded, a pin fifthly of the comparator chip U4 is electrically connected with one ends of the resistor R50, the resistor R49, the resistor R36 and the capacitor C32, the other end of the resistor R50 is grounded, the other end of the resistor R49 is electrically connected with the output end of the second voltage reduction circuit (11), and the other end of the resistor R36 is electrically connected with the pin of the driving chip U3A pin (C) of the comparator chip U4 is electrically connected to one end of a resistor R28, one end of a resistor R27, and the other end of the capacitor C32, the other end of the resistor R27 is electrically connected between the resistor R20 and the resistor RS1, the other end of the resistor R28 and a pin (C) of the comparator chip U4 are electrically connected to a pin (C) of the main control chip (5), and a pin (d) of the comparator chip U4 is electrically connected to an output end of the second voltage reduction circuit (11) and is connected in series with the capacitor C35 and then grounded.
6. The regulation and control system for range fans of claim 3, characterized in that: gear adjusting circuit (12) are including control chip (14), a plurality of pins of control chip (14) are electrically connected with a plurality of regulation and control gear circuit (15) respectively, control chip (14) still are electrically connected with the magnetic control program that is used for burning the control program and burn port J2 and be used for outputting gear control signal's signal output port J1, main control chip (5) electricity is connected with the main control program that is used for burning the control program and burns port P2 and is used for receiving gear control signal's signal reception port P3, signal output port J1 with signal reception port P3 electricity is connected.
7. The regulation and control system for a range fan of claim 6, wherein: the control gear circuit (15) comprises a magnetic control switch tube U15, a pin I of the magnetic control switch tube U15 is electrically connected with the output end of the third voltage reduction circuit (13) and is grounded after being connected with a capacitor C31 in series, a pin II of the magnetic control switch tube U15 is grounded, and the pin III is a trigger signal output end and is electrically connected with a pin III of the control chip (14); an indicator light circuit (16) and an external equipment expansion port (17) are arranged in the gear adjusting circuit (12), the indicator light circuit (16) comprises a light emitting diode D34, and the anode of the light emitting diode D34 is electrically connected with a pin of the control chip (14) after being connected with a resistor R64 in seriesThe negative electrode of the light emitting diode D34 is grounded, and a pin (I) of the external equipment expansion port (17) is grounded, and the pin (II) is electrically connected with a pin (R63) of the control chip (14) after being connected with a resistor R63 in series
8. The regulation and control system for a range fan of claim 6, wherein: the regulation and control system is also provided with a remote controller (3) for setting system parameters and regulating different types of cooking ranges and different fuel matching degrees, a remote controller circuit (20) is arranged in the remote controller (3), the remote controller circuit (20) comprises a remote controller power circuit (21), a remote control chip (22), a wireless signal transmitting circuit (23), a wireless signal receiving circuit (24), a data storage circuit (25), a display screen connecting port (26) and a man-machine interaction module, the remote controller power circuit (21) is electrically connected with the remote control chip (22), and the remote control chip (22) is electrically connected with the wireless signal transmitting circuit (23), the wireless signal receiving circuit (24), the data storage circuit (25), the display screen connecting port (26) and the man-machine interaction module; the remote controller circuit (20) and the gear adjusting circuit (12) are in data interaction through wireless signals, and an adjusting signal receiving circuit (18) and a parameter data transmitting circuit (19) are arranged in the gear adjusting circuit (12) corresponding to the wireless signal transmitting circuit (23) and the wireless signal receiving circuit (24).
9. The regulation system for a range fan of claim 8, wherein: the man-machine interaction module is a key circuit (27) for adjusting system parameters through keys or a touch screen control circuit (28) for adjusting system parameters through a touch screen.
10. A method of regulation using the regulation system of claim 8, wherein: after the regulation and control system for the stove fan is installed, the regulation and control system needs to be debugged through the remote controller (3) according to the model of the stove and the type of fuel, and the optimal matching parameter between the air inlet quantity of the fan and the fuel input quantity is searched, so that the fuel can be fully combusted, and the purposes of energy conservation and environmental protection are achieved; the gear adjusting circuit (12) is associated with a fuel valve on a stove, different gears in the gear adjusting circuit (12) correspond to different fuel input quantities, the rotating speed of a motor corresponding to the gears is adjusted, the air intake of a fan is changed, and meanwhile, the flame state is observed, so that the optimal matching parameters can be found;
the specific adjustment process of the best matching parameters is as follows:
rotating a fuel valve on a stove to a 1-gear position, and generating an induction signal corresponding to a 1-gear regulating and controlling circuit (15);
the gear adjusting circuit (12) transmits a gear control signal into the main control chip (5), and the main control chip (5) controls the motor driving circuit (6) to work in an initial state;
the wireless signal transmitting circuit (23) is controlled to transmit a motor speed regulating signal through the remote controller (3), a regulating signal receiving circuit (18) in the gear regulating circuit (12) receives the motor speed regulating signal and transmits the motor speed regulating signal to the main control chip (5), and the main control chip (5) controls the motor driving circuit (6) to regulate the motor rotating speed until the optimal matching state is reached, so that the 1-gear regulation is finished;
the adjusting process of the optimal matching parameters of other gears is consistent with the adjusting process of the gear 1;
when the remote controller (3) adjusts the matching parameters, the main control chip (5) transmits the motor rotating speed data of the corresponding gear to the gear adjusting circuit (12), and transmits the data to the remote controller circuit (20) through the parameter data transmitting circuit (19), and the wireless signal receiving circuit (24) receives the parameter data and stores the data in the data storage circuit (25);
for the cooking ranges with the same model and using the same fuel, the data of the optimal matching parameters in the data storage circuit (25) are copied and transmitted to a new regulation and control system only through the remote controller (3);
the specific regulation and control process of the regulation and control system during use is as follows:
the fuel valve on the rotary stove adjusts the system gear, the corresponding gear adjusting and controlling circuit (15) generates the induction signal;
the gear adjusting circuit (12) transmits a gear control signal to the main control chip (5), and the main control chip (5) controls the motor driving circuit (6) to adjust the rotating speed of the motor according to the optimal matching parameter;
when a blockage exists in the fan and the motor runs abnormally, the driving current becomes large, the safety running detection circuit (7) transmits an abnormal signal to the main control chip (5), and the main control chip (5) controls the motor driving circuit (6) to stop running, so that the system is protected to be safe, and the circuit is prevented from being burnt out due to current overload;
the fuel valve on the stove is returned to zero, and the system can be restarted to be used again after the abnormal condition is relieved.
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