CN104566524B - A kind of cooking stove controller - Google Patents
A kind of cooking stove controller Download PDFInfo
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- CN104566524B CN104566524B CN201510021304.0A CN201510021304A CN104566524B CN 104566524 B CN104566524 B CN 104566524B CN 201510021304 A CN201510021304 A CN 201510021304A CN 104566524 B CN104566524 B CN 104566524B
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- 238000010411 cooking Methods 0.000 title claims abstract description 40
- 239000000446 fuel Substances 0.000 claims description 16
- 239000000853 adhesive Substances 0.000 claims description 6
- 230000001070 adhesive effect Effects 0.000 claims description 6
- 230000008447 perception Effects 0.000 claims description 4
- 239000003990 capacitor Substances 0.000 claims description 3
- 230000005611 electricity Effects 0.000 claims description 3
- 238000001914 filtration Methods 0.000 claims description 3
- 230000036772 blood pressure Effects 0.000 claims description 2
- 230000000087 stabilizing effect Effects 0.000 claims description 2
- 239000007789 gas Substances 0.000 description 7
- 238000013461 design Methods 0.000 description 4
- 230000006870 function Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 230000002411 adverse Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000000295 fuel oil Substances 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 239000003921 oil Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000004397 blinking Effects 0.000 description 1
- 235000019504 cigarettes Nutrition 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 230000001186 cumulative effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000012938 design process Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- 235000021189 garnishes Nutrition 0.000 description 1
- 239000005431 greenhouse gas Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 239000003305 oil spill Substances 0.000 description 1
- 230000000505 pernicious effect Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 230000002269 spontaneous effect Effects 0.000 description 1
- 239000003643 water by type Substances 0.000 description 1
Classifications
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Cookers (AREA)
Abstract
A kind of cooking stove controller, this controller includes a housing, described housing includes housing base and cover plate, control circuit plate it is provided with in described housing base, described control circuit plate includes power supply circuit, drive circuit and sequence circuit, described power supply circuit is powered to drive circuit and sequence circuit, described sequence circuit is signaled to drive circuit thus controls each component actuation, in the kernel control chip U2 of described sequence circuit, write realizes the program of timing and logic control, described control circuit plate is provided with an interface.
Description
Technical field
The present invention relates to a kind of control device, specifically refer to a kind of energy-saving controller for cooking stove；Energy-saving controller of the present invention is transformed for use natural gas, piped gas, oil liquefied gas, the cooking stove of fuel oil, it is applicable not only to household range, and is applicable to each hotel, restaurant, restaurant, restaurant chain store, each large enterprises, office, school, PLA dining hall.
Background technology
Fuel used in existing food and drink cooking stove is essentially all oil or gas, and firepower size adjustment is mainly controlled by oil-feed or air inlet hand-operated valve, and this will manually complete.But cook is in whole cooking process, in order to improve dish delivery efficiency and cooking quality, it is to have no time regulate firepower or close fuel at all, rekindles again when needing.Even if rekindling after turning off, this needs more fuel.
By substantial amounts of investigation and specialty measuring and calculating, cook in cooking process, have several phenomenon need not with fire and sky burns: oiling, flavouring material, sabot, divide dish, etc. garnishes, handing-over, Shabu pot etc..You calculated？The cumulative time of the most several phenomenons about cook cook about 50%, say, that the fuel of about 50% is burnt in vain.Especially when sky burns, burner hearth internal gas pressure reduces, and fuel consumption is rapider.Empty burning causes the biggest waste.
Also the energy-saving gas cooker having in prior art, is wholely set with gas-cooker, also has plenty of the elements such as the employing time relay, or realizes controlling logic with discrete device, typically realizes timing with analog circuit, and precision is low, function is simple and coarse.Due on market original product use the discrete component lines such as the time relay cannot embedding, steam is easy to invade circuit under the effect of colding and heat succeed each other, causes fault.Owing to product original on market is restricted by circuit design, occur with the thickest black looks, can be only installed at range interior, bring inconvenience to maintenance and emergency processing.
Summary of the invention
For overcoming the defect of above-mentioned prior art, it is an object of the invention to provide a kind of that arrange, simple in construction, easy to control, that precision is high energy-saving controller independent of gas stove.
For achieving the above object, the technical solution used in the present invention is as follows:
A kind of cooking stove controller, this controller includes a housing, described housing includes housing base and cover plate, control circuit plate it is provided with in described housing base, described control circuit plate includes power supply circuit, drive circuit and sequence circuit, described power supply circuit is powered to drive circuit and sequence circuit, described sequence circuit is signaled to drive circuit thus controls each component actuation, in the kernel control chip U2 of described sequence circuit, write realizes the program of timing and logic control, described control circuit plate is provided with interface: 220V power input interface J1；Control point firearm is lighted the igniter of stove fire and is connected end interface J2；Control magnetic valve to open or the magnetic valve connection end interface J3 of opening and closing fuel；Whether perception pot is placed on fire door pot sensor signal input end interface J4 needing igniting cooking；Determined that different cooking stove is selected the pattern of different top pot delay times to set end interface J5, described interface J5 and is to turn under normal conditions by user, select the mode parameter of acquiescence.
Described cooking stove energy-saving controller, described power supply circuit, after interface J1 input 220V civil power, is divided into two-way through fuse F1:
One tunnel includes transformer TR1, diode D5, diode D6, electric capacity C4, resistance R12, diode D1, electric capacity C5, electric capacity C6, electric capacity C7, voltage-stablizer U1, 220 volts of civil powers become 12 volts of low-voltage ACs from a road through transformer TR1, again through diode D5, diode D6 full-wave rectification, electric capacity C4, electric capacity C5, 12 volts of DC voltages are obtained after electric capacity C6 filtering, 12 volts of voltage on the one hand supply voltage-stablizer U1, 12V DC voltage is used by described voltage-stablizer U1 by exporting stable 5V DC voltage supply kernel control chip U2 after lowering and stabilizing blood pressure, on the other hand 12 volts of DC voltages are as the driving power supply in drive circuit；Wherein, resistance R12 and diode D1 is connected on the output of transformer TR1, and in parallel with electric capacity C4, diode D1 is LED, and whether instruction power on；
220 volts of another road voltage controls magnetic valve through relay K 1B respectively and connects end interface J3, the power supply of relay K 2B control point firearm connection end interface J2, their folding is controlled by relay coil K1A and relay coil K2A respectively, and the kernel control chip U2 obtained in the programmed circuit of electric/dead electricity of relay coil controls.
Described cooking stove energy-saving controller, described power supply circuit is after interface J4 input 220V civil power, switching signal power supply as pot sensor, interface J4 connects when the switch is closed, 220 volts of voltages are through resistance R4, electric capacity C1 in parallel and resistance R5 current limliting, make the primary conducting of photoelectrical coupler U3, diode D2 and electric capacity C2 is connected in parallel on the primary input terminal of photoelectrical coupler U3, secondary conducting, sensing switch signal is sent to kernel control chip U2 through resistance R7 and resistance R6, wherein, diode D2 is LED, whether indication sensor is connected, electric capacity C2 is filter capacitor, prevent High-frequency Interference.
Described cooking stove energy-saving controller, described drive circuit includes two branch roads, Article 1,3 pin of branch road DR1 and kernel control chip U2 are connected, the signal of the 3 pin outputs of kernel control chip U2 drives relay coil K1A through resistance R9 and transistor Q1, make relay K 1B adhesive contacting, 220 volts of alternating voltage rectified bridge CR1 bridge rectifiers become 220 volts of DC voltages, connect end interface J3 by magnetic valve and connect magnetic valve, control being switched on or off of fuel；
2 pin of Article 2 branch road DR2 and kernel control chip U2 are connected, the signal of the 2 pin outputs of kernel control chip U2 drives relay coil K2A through resistance R10 and transistor Q2, make relay K 2B adhesive contacting, connect end interface J2 by igniter and control ignition transformer igniting.Described cooking stove energy-saving controller, an ignition light D3 in parallel on described Article 2 branch road DR2.
Described cooking stove controller, the model of described kernel control chip U2 is PIC12F629.
Use the beneficial effects of the present invention is:
Energy-conservation: compared with original cooking stove, effectively exempt sky and burn the waste of fuel caused, save fuel.Water saving: minimizing water waters the cooling water of cooking stove cooling.Increment: extend cooking stove service life so that Lu Quan, the stove heart, burner hearth, the damaged condition of frying pan reduce.Environmental protection: reduce sky and burn and the pollution to air in kitchen of the pernicious gas that produces, improve working environment and air quality, effectively fall end noise, that reduces greenhouse gases is discharged into air, benefits for descendants.Comfortable: to reduce kitchen temperature, it is to avoid the hardship of baking back when cook returns body operation, alleviate cook's labour intensity.Safety: reduce the possibility of the smoke extractor spontaneous combustion caused when cooking stove sky burns, it is to avoid big fire soaring phenomenon during oil spill burner hearth, stop disaster hidden-trouble.Reliable: automatic controller is provided with self-locking device, when the system of running into goes wrong, turn off energy-saving controller power supply, the function of original cooking stove can be recovered, do not affect business.Operation: do not change the basic operation custom of cook, do not change the firepower of cooking stove, wind-force.High yield: reduce cost.
Accompanying drawing explanation
Fig. 1 is controller box body perspective view of the present invention；
Fig. 2 is controller cover body structure schematic diagram of the present invention；
Fig. 3 is controller internal structure schematic diagram of the present invention.
Detailed description of the invention
Below by specific embodiment accompanying drawing in addition, describe the present invention.
The most simply introducing controller product of the present invention, owing to this product is for kitchen range, its environment has the features such as high temperature, high humidity, heavy oil cigarette.On market, original product falls behind due to design and manufacturing process, is not suitable with under the such adverse circumstances in kitchen use, the most several days, within one to three month, arises that fault at most, can't become real practical product.This product with MCU (chip microprocessor) as core, timing and logic control is realized with software program, not only control accuracy is high, and function is fine and smooth flexibly, more can add security parameter (such as advanced ignition etc.), possess the fundamental such as stable, safe and reliable of product.This product have employed embedding design, steam cannot invade circuit, though whole controller is immersed in the water also can long-term work, eliminate under adverse circumstances use trouble and worry, be guaranteed service life.And this product design is small and exquisite attractive in appearance, may be mounted on the panel of cooking stove, duty LED indicates, very clear.The convenience of installation is considered, as long as stamping 4.2 millimeters of fixing holes of two Φ and 12 millimeters of through wires holes of a Φ on panel, it is not necessary to open big square hole in design.
nullSuch as Fig. 1、Fig. 2、Shown in Fig. 3，Structural representation for controller of the present invention，As can be seen from the figure，A kind of cooking stove controller，This controller includes a housing 1，Described housing 1 includes housing base 11 and cover plate 12，It is provided with control circuit plate 2 in described housing base 11，Described housing base 11 is provided with switch 111，Being respectively provided on two sides with main fuse 112 and offering indicator lamp hole 121 according on the cover plate 12 described in the parameter configuration switch 113 depending on different cooking stoves at switch 111，Described control circuit plate 2 includes power supply circuit 21、Drive circuit 22 and sequence circuit 23，Described power supply circuit 21 powers to drive circuit 22 and sequence circuit 23，Described sequence circuit 23 is signaled to drive circuit 22 thus controls each component actuation，In the kernel control chip U2 of described sequence circuit 23, write realizes the program of timing and logic control.
The important improvement point of the present invention is exactly control circuit plate 2, as it is shown on figure 3, described control circuit plate 2 is provided with 5 interfaces: 220V power input interface J1；Control point firearm is lighted the igniter of stove fire and is connected end interface J2；Control magnetic valve to open or the magnetic valve connection end interface J3 of opening and closing fuel；Whether perception pot is placed on fire door pot sensor signal input end interface J4 needing igniting cooking；Determined that different cooking stove is selected the pattern of different top pot delay times to set end interface J5, described interface J5 and is to turn under normal conditions by user, select the mode parameter of acquiescence, if needing other pattern, J5 being disconnected or cutting off and just may be used.
nullDescribed power supply circuit 21 is after interface J1 input 220V civil power，It is divided into two-way: a road includes transformer TR1 through fuse F1、Diode D5、Diode D6、Electric capacity C4、Resistance R12、Diode D1、Electric capacity C5、Electric capacity C6、Electric capacity C7、Voltage-stablizer U1，220 volts of civil powers become 12 volts of low-voltage ACs from a road through transformer TR1，Again through diode D5、Diode D6 full-wave rectification、Electric capacity C4、Electric capacity C5、12 volts of DC voltages are obtained after electric capacity C6 filtering，12 volts of voltage on the one hand supply voltage-stablizer U1，Export stable 5V voltage supply kernel control chip U2 to use，On the other hand 12 volts of DC voltages are as the driving power supply in drive circuit 22，Above-mentioned voltage-stablizer U1 uses buck regulator，Export after directly 12V voltage being reduced to 5V voltage and use to kernel control chip U2；Wherein, resistance R12 and diode D1 is connected on the output of transformer TR1, and in parallel with electric capacity C4, diode D1 is LED, and whether instruction power on；220 volts of another road voltage controls magnetic valve through relay K 1B respectively and connects end interface J3, the power supply of relay K 2B control point firearm connection end interface J2, their folding is controlled by relay coil K1A and relay coil K2A respectively, and the kernel control chip U2 obtained in the programmed circuit of electric/dead electricity 23 of relay coil controls.
Described power supply circuit 21 is after interface J4 input 220V civil power, switching signal power supply as pot sensor, interface J4 connects when the switch is closed, 220 volts of voltages are through resistance R4, electric capacity C1 in parallel and resistance R5 current limliting, make the primary conducting of photoelectrical coupler U3, diode D2 and electric capacity C2 is connected in parallel on the primary input terminal of photoelectrical coupler U3, secondary conducting, sensing switch signal is sent to kernel control chip U2 through resistance R7 and resistance R6, wherein, diode D2 is LED, whether indication sensor is connected, electric capacity C2 is filter capacitor, prevent High-frequency Interference.
Described drive circuit 22 includes two branch roads, Article 1,3 pin of branch road DR1 and kernel control chip U2 are connected, the signal of the 3 pin outputs of kernel control chip U2 drives relay coil K1A through resistance R9 and transistor Q1, make relay K 1B adhesive contacting, 220 volts of alternating voltage rectified bridge CR1 bridge rectifiers become 220 volts of DC voltages, connect end interface J3 by magnetic valve and connect magnetic valve, control being switched on or off of fuel；2 pin of Article 2 branch road DR2 and kernel control chip U2 are connected, the signal of the 2 pin outputs of kernel control chip U2 drives relay coil K2A through resistance R10 and transistor Q2, make relay K 2B adhesive contacting, connect end interface J2 by igniter and control ignition transformer igniting.Described cooking stove energy-saving controller, an ignition light D3 in parallel on described Article 2 branch road DR2.
Wherein, the model of the kernel control chip U2 in present procedure control circuit 23 is PIC12F629, the pot sensor signal transmitted from U3 photoisolator is input to U2, inform whether the pot on U2 cooking stove leaves, if pot have left, and not putting down in the programmed time, U2 is by closed electromagnetic valve, cooking stove loses fuel and extinguishes, and reaches to save the purpose of fuel.When U2 perception pot puts down, opening igniter fire immediately, open fuel solenoid valve immediately, cooking stove rekindles cooking immediately.D4 is working station indicator, by the wait of different blinking form instruction cooking stoves, light a fire, the different conditions such as burning.
Claims (5)
- null1. a cooking stove controller，This controller includes a housing (1)，Described housing (1) includes housing base (11) and cover plate (12)，It is provided with control circuit plate (2) in described housing base (11)，It is characterized in that: described control circuit plate (2) includes power supply circuit (21)、Drive circuit (22) and sequence circuit (23)，Described power supply circuit (21) gives drive circuit (22) and sequence circuit (23) power supply，Described sequence circuit (23) is signaled to drive circuit (22) thus controls each component actuation，In the kernel control chip U2 of described sequence circuit (23), write realizes the program of timing and logic control，Described control circuit plate (2) is provided with 5 interfaces: 220V power input interface J1；Control point firearm is lighted the igniter of stove fire and is connected end interface J2；Control magnetic valve to open or the magnetic valve connection end interface J3 of opening and closing fuel；Whether perception pot is placed on fire door pot sensor signal input end interface J4 needing igniting cooking；Determined that different cooking stove selects the pattern of different top pot delay times to set end interface J5 by user；Described interface J5 is to turn under normal conditions, selects the mode parameter of acquiescence；Described drive circuit (22) includes two branch roads: 3 pin of Article 1 branch road DR1 and kernel control chip U2 are connected, the signal of the 3 pin outputs of kernel control chip U2 drives relay coil K1A through resistance R9 and transistor Q1, make relay K 1B adhesive contacting, 220 volts of alternating voltage rectified bridge CR1 bridge rectifiers become 220 volts of DC voltages, connect end interface J3 by magnetic valve and connect magnetic valve, control being switched on or off of fuel；2 pin of Article 2 branch road DR2 and kernel control chip U2 are connected, the signal of the 2 pin outputs of kernel control chip U2 drives relay coil K2A through resistance R10 and transistor Q2, make relay K 2B adhesive contacting, connect end interface J2 by igniter and control ignition transformer igniting.
- nullCooking stove controller the most according to claim 1，It is characterized in that: described power supply circuit (21) is after interface J1 input 220V civil power，It is divided into two-way: a road includes transformer TR1 through fuse F1、Diode D5、Diode D6、Electric capacity C4、Resistance R12、Diode D1、Electric capacity C5、Electric capacity C6、Electric capacity C7、Voltage-stablizer U1，220 volts of civil powers become 12 volts of low-voltage ACs from a road through transformer TR1，Again through diode D5、Diode D6 full-wave rectification、Electric capacity C4、Electric capacity C5、12 volts of DC voltages are obtained after electric capacity C6 filtering，12 volts of voltage on the one hand supply voltage-stablizer U1，Described voltage-stablizer U1 uses exporting stable 5V DC voltage supply kernel control chip U2 after 12V DC voltage lowering and stabilizing blood pressure，On the other hand 12 volts of DC voltages are as the driving power supply in drive circuit (22)；Wherein, resistance R12 and diode D1 is connected on the output of transformer TR1, and in parallel with electric capacity C4, diode D1 is LED, and whether instruction power on；220 volts of another road voltage controls magnetic valve through relay K 1B respectively and connects end interface J3, the power supply of relay K 2B control point firearm connection end interface J2, their folding is controlled by relay coil K1A and relay coil K2A respectively, and the kernel control chip U2 obtained in the programmed circuit of electric/dead electricity (23) of relay coil controls.
- Cooking stove controller the most according to claim 2, it is characterised in that: described voltage-stablizer U1 uses linear voltage regulator.
- Cooking stove controller the most according to claim 1, it is characterized in that: described power supply circuit (21) is after interface J4 input 220V civil power, switching signal power supply as pot sensor, interface J4 connects when the switch is closed, 220 volts of voltages are through resistance R4, electric capacity C1 in parallel and resistance R5 current limliting, make the primary conducting of photoelectrical coupler U3, diode D2 and electric capacity C2 is connected in parallel on the primary input terminal of photoelectrical coupler U3, secondary conducting, sensing switch signal is sent to kernel control chip U2 through resistance R7 and resistance R6, wherein, diode D2 is LED, whether indication sensor is connected, electric capacity C2 is filter capacitor, prevent High-frequency Interference.
- Cooking stove controller the most according to claim 1, it is characterised in that: an ignition light D3 in parallel on described Article 2 branch road DR2.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510021304.0A CN104566524B (en) | 2015-01-15 | 2015-01-15 | A kind of cooking stove controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510021304.0A CN104566524B (en) | 2015-01-15 | 2015-01-15 | A kind of cooking stove controller |
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| Publication Number | Publication Date |
|---|---|
| CN104566524A CN104566524A (en) | 2015-04-29 |
| CN104566524B true CN104566524B (en) | 2016-09-07 |
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| CN201510021304.0A Expired - Fee Related CN104566524B (en) | 2015-01-15 | 2015-01-15 | A kind of cooking stove controller |
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Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2911486Y (en) * | 2006-03-22 | 2007-06-13 | 张淑霞 | Flame auto-control energy saver of gas cooker |
| CN202915414U (en) * | 2012-07-16 | 2013-05-01 | 黄炳坚 | Timing device for gas stove |
| KR101444704B1 (en) * | 2012-08-21 | 2014-09-26 | 강용현 | Auto gas circuit breaker |
| JP2014238202A (en) * | 2013-06-06 | 2014-12-18 | リンナイ株式会社 | Gas cooking stove |
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