CN102635888A - Wind adjustment method for range hood - Google Patents
Wind adjustment method for range hood Download PDFInfo
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- CN102635888A CN102635888A CN2012101423324A CN201210142332A CN102635888A CN 102635888 A CN102635888 A CN 102635888A CN 2012101423324 A CN2012101423324 A CN 2012101423324A CN 201210142332 A CN201210142332 A CN 201210142332A CN 102635888 A CN102635888 A CN 102635888A
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- 238000000034 method Methods 0.000 title claims abstract description 19
- 238000005070 sampling Methods 0.000 claims abstract description 14
- 230000007306 turnover Effects 0.000 claims description 10
- 238000012795 verification Methods 0.000 claims description 9
- 230000001105 regulatory effect Effects 0.000 claims description 4
- 238000012935 Averaging Methods 0.000 claims description 3
- 241001269238 Data Species 0.000 claims description 3
- 230000000295 complement effect Effects 0.000 claims description 3
- 230000002452 interceptive effect Effects 0.000 claims description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 239000000779 smoke Substances 0.000 description 9
- 230000000694 effects Effects 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 230000002950 deficient Effects 0.000 description 1
- 230000035807 sensation Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
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Abstract
The invention provides a wind adjustment method for a range hood, which comprises the following steps that (1) infrared signals are continuously transmitted by an infrared transmitter set at one end of an air inlet to an infrared receiver at the other end according to a certain frequency, and the collected infrared signals are transmitted by the infrared receiver to a controller; (2) an average of the infrared signals received in a plurality of sampling cycles is obtained by the controller; (3) the average of the infrared signals and a value of a preset gear section are compared by the controller to obtain the required gear value; (4) corresponding power gear signals are outputted by the controller to a motor, and timing and latching are performed; (5) Steps (2), (3) and (4) are repeated by the controller after the timed operation of the motor in a plurality of sampling cycles according to the real-time gear value. The wind adjustment method provided by the invention has the beneficial effects that the output power of the motor is controlled via the infrared signals, and the action is accurate and reliable; and the encoding and decoding rules of the infrared signals are simple, and the reliability is high.
Description
Technical field
The present invention relates to kitchen appliance control field, specifically be meant a kind of range hood wind-force control method.
Background technology
In the prior art; It all is preset static stall that the wind-force of range hood is regulated; The user is with the subjective sensation manual adjustments, and is can self-regulating range hood actually rare, and application number is that 201010243014.8 application for a patent for invention discloses a kind of range hood power of motor control method; Through detected temperatures signal self-regulation motor power output; Though ability self-regulation motor power output, the temperature signal and the oil smoke concentration degree of association are limited, can not carry out wind-force according to oil smoke concentration exactly and regulate.
Summary of the invention
The present invention is directed to the defective that exists in the prior art, provide a kind of and in time regulate the range hood wind-force control method of wind-force size according to oil smoke concentration, control accuracy is high, principle is simple, reliable in action.
The technical scheme that the present invention adopts is: range hood wind-force control method; May further comprise the steps: the infrared ray dispensing device that (1) is arranged at air inlet one end continues the infrared receiver emission infrared signal to the other end by certain frequency, and infrared receiver sends the infrared signal that collects to controller; (2) controller is averaged the infrared signal that receives in several sampling periods; (3) controller relatively draws the gear value that needs with infrared signal mean value and preset gear section value; (4) controller latchs to motor output corresponding power gear signal and timing; (5) after motor moved some sampling periods by this real-time gear value timing, controller is repeating step (2), (3), (4) once more.
The sampling period scope of counting of further, averaging required in the step (2) is 2～5; The periodicity scope of motor timing operation is 4～10.
Further, the said sampling period is 3 seconds, and the tranmitting frequency of infrared ray dispensing device is 10 times/second.
Further, said preset gear section is divided into five grades, is respectively 0～6 time, 7～12 times, 13～18 times, 19～24 times, 25～30 times; Four gear P1=185W, P2=150W, P3=100W, P4=50W and the shutdown gear of the corresponding motor power output of difference.
Further; In step (4), also comprise step (4-1): before drive motors is by corresponding gear operation; Controller drives the turnover panel that is positioned at the air inlet position and turn to the corresponding angle gear of power of motor gear, and the turnover panel driving mechanism is divided into 5 angle gears with turnover panel from vertical angular interval to the complete closed air inlet with air inlet.
Further; The exhausting amount that said motor power output gear is corresponding is respectively L1=450
, L2=400
, L3=380
, L4=350
, and shutting down the corresponding exhausting amount of gear is zero.
Further; Also comprise step (2-1) in the said step (2): the infrared signal to collecting carries out verification and identification; Infrared signal comprises opening code, special code and numeric data code; When opening code and special code verification were correct, the numeric data code in this signal was regarded as effectively, otherwise was regarded as disturbing and to next signal verification again.
Further, the coding rule of infrared transmitting device is: adopting the serial code of pulsewidth modulation, is that the high level of t1=1ms, the low level of t2=1ms, the combination that the cycle is 2ms are represented binary " 0 " with the pulsewidth; Be the high level of t1=1ms with the pulsewidth, the low level, the combination that the cycle is 4ms of t3=3ms are represented binary " 1 " at interval; 32 binary codes by " 0 " and " 1 " are formed are formed 4 byte datas, and preceding 16 is 8 particular test sign indicating numbers and 8 particular test radix-minus-one complements, and back 16 is 8 bit data check codes and 8 bit data check radix-minus-one complement; Opening code is forming of 10ms by high level, the low level of t5=5ms, the cycle of t4=5ms; The emission of signal is made up of opening code, 16 special codes and 16 bit data sign indicating numbers; The decoding rule of infrared receiver is: after 32 binary codes are all judged, again preceding 16 special codes of checking and afterwards in the 16 bit data sign indicating numbers preceding 8 with back 8 relations that whether have negate, be then to be regarded as useful signal, otherwise be regarded as interfering signal.
Further, step (5) also comprises step (5-1): it is disconnected to carry out carrying out anticipation when gear is regulated, if switch to high gear from low gear, 4～5 all after dates of motor operation switch; If switch to low gear from high gear, 6～10 all after dates of motor operation switch.
Beneficial effect of the present invention mainly shows: transmit and receive infrared signal in the air inlet position, judged oil smoke concentration through infrared signal by the situation that smoke particle blocks, further control the motor power output, proper is reliable; Gear is provided with rationally, fully satisfies various operating mode needs, and adaptability is good; Infrared signal coding and decoding rule is simple and easy to do, and reliability is high.
Description of drawings
Fig. 1 is a range hood structural representation of using control method of the present invention.
The specific embodiment
Below in conjunction with accompanying drawing the present invention is described in further detail:
With reference to Fig. 1; Range hood wind-force control method; May further comprise the steps: the infrared ray dispensing device 2 that (1) is arranged at air inlet 1 one ends continues the infrared receiver 3 emission infrared signals to the other end by certain frequency, and infrared receiver 3 sends the infrared signal that collects to the controller (not shown); (2) controller is averaged the infrared signal that receives in several sampling periods; (3) controller relatively draws the gear value that needs with infrared signal mean value and preset gear section value; (4) controller latchs to motor output corresponding power gear signal and timing; (5) after motor moved some sampling periods by this real-time gear value timing, controller is repeating step (2), (3), (4) once more.
In the present embodiment, the sampling period scope of counting of averaging required in the step (2) is 2～5, in preferred 3 cycles, has not only guaranteed that control accuracy but also safety action were rapid; The periodicity scope of motor timing operation is 4～10.The sampling period of present embodiment is 3 seconds, and the tranmitting frequency of infrared ray dispensing device is 10 times/second.
Preset gear section is divided into five grades, is respectively 0～6 time, 7～12 times, 13～18 times, 19～24 times, 25～30 times, and the infrared signal that smoke particle receives more at least is many more; It is the motor of 185W that present embodiment is selected motor rated power for use, and gear signal is four gear P1=185W, P2=150W, P3=100W, P4=50W and the shutdown gear of corresponding motor power output respectively.
For wind-force being accumulated in suitable zone; The range hood that present embodiment adopts also is provided with turnover panel 4; In step (4), also comprise step (4-1): before drive motors is by corresponding gear operation; Controller drives the turnover panel that is positioned at the air inlet position and turn to the corresponding angle gear of power of motor gear, and the turnover panel driving mechanism is divided into 5 angle gears with turnover panel from vertical angular interval to the complete closed air inlet with air inlet.
According to experimental data; The exhausting amount reach 450
time oil smoke content almost can ignore; And it is no longer obvious to surpass the effect that reduced oil smoke content at 450 o'clock; Therefore the exhausting amount of P1, P2, P3, P4 motor power output gear correspondence is respectively L1=450
, L2=400
, L3=380
, L4=350
in the present embodiment, and shutting down the corresponding exhausting amount of gear is zero.
This further improves the accuracy of signal transmitting and receiving; Also comprise step (2-1) in the step (2): the infrared signal to collecting carries out verification and identification; Infrared signal comprises opening code, special code and numeric data code; When opening code and special code verification were correct, the numeric data code in this signal was regarded as effectively, otherwise was regarded as disturbing and to next signal verification again.
The coding rule of present embodiment middle infrared (Mid-IR) emitter is: adopting the serial code of pulsewidth modulation, is that the high level of t1=1ms, the low level of t2=1ms, the combination that the cycle is 2ms are represented binary " 0 " with the pulsewidth; Be the high level of t1=1ms with the pulsewidth, the low level, the combination that the cycle is 4ms of t3=3ms are represented binary " 1 " at interval; 32 binary codes by " 0 " and " 1 " are formed are formed 4 byte datas, and preceding 16 is 8 particular test sign indicating numbers and 8 particular test radix-minus-one complements, and back 16 is 8 bit data check codes and 8 bit data check radix-minus-one complement; Opening code is forming of 10ms by high level, the low level of t5=5ms, the cycle of t4=5ms; The emission of signal is made up of opening code, 16 special codes and 16 bit data sign indicating numbers; The decoding rule of infrared receiver is: after 32 binary codes are all judged; Again preceding 16 special codes of checking and afterwards in the 16 bit data sign indicating numbers preceding 8 with back 8 relations that whether have negate; Be then to be regarded as useful signal; Otherwise be regarded as interfering signal, the coding and decoding rule is simple and precision is high.
Step (5) also comprises step (5-1): it is disconnected to carry out carrying out anticipation when gear is regulated, if switch to high gear from low gear, 4～5 all after dates of motor operation switch; If switch to low gear from high gear, 6～10 all after dates of motor operation switch, and it is longer that high speed is changeed the low cruise time, not only take into full account energy-saving and cost-reducing but also guarantee good oil smoke absorbing effect.
Though the present invention is through illustrating and describe with reference to preferred embodiment,, those of ordinary skills should understand, and can be not limited to the description of the foregoing description, in the scope of claims, can do the various variations on form and the details.
Claims (9)
1. range hood wind-force control method; It is characterized in that may further comprise the steps: the infrared ray dispensing device that (1) is arranged at air inlet one end continues the infrared receiver emission infrared signal to the other end by certain frequency, and infrared receiver sends the infrared signal that collects to controller; (2) controller is averaged the infrared signal that receives in several sampling periods; (3) controller relatively draws the gear value that needs with infrared signal mean value and preset gear section value; (4) controller latchs to motor output corresponding power gear signal and timing; (5) after motor moved some sampling periods by this real-time gear value timing, controller is repeating step (2), (3), (4) once more.
2. range hood wind-force control method according to claim 1 is characterized in that: the sampling period scope of counting of averaging required in the step (2) is 2～5; The periodicity scope of motor timing operation is 4～10.
3. range hood wind-force control method according to claim 1 is characterized in that: the said sampling period is 3 seconds, and the tranmitting frequency of infrared ray dispensing device is 10 times/second.
4. range hood wind-force control method according to claim 2 is characterized in that: said preset gear section is divided into five grades, is respectively 0～6 time, 7～12 times, 13～18 times, 19～24 times, 25～30 times; Four gear P1=185W, P2=150W, P3=100W, P4=50W and the shutdown gear of the corresponding motor power output of difference.
5. range hood wind-force control method according to claim 4; It is characterized in that in step (4), also comprising step (4-1): before drive motors is by corresponding gear operation; Controller drives the turnover panel that is positioned at the air inlet position and turn to the corresponding angle gear of power of motor gear, and the turnover panel driving mechanism is divided into 5 angle gears with turnover panel from vertical angular interval to the complete closed air inlet with air inlet.
6. range hood wind-force control method according to claim 5; It is characterized in that: the exhausting amount that said motor power output gear is corresponding is respectively L1=450
, L2=400
, L3=380
, L4=350
, and shutting down the corresponding exhausting amount of gear is zero.
7. range hood wind-force control method according to claim 1; It is characterized in that also comprising step (2-1) in the said step (2): the infrared signal to collecting carries out verification and identification; Infrared signal comprises opening code, special code and numeric data code; When opening code and special code verification were correct, the numeric data code in this signal was regarded as effectively, otherwise was regarded as disturbing and to next signal verification again.
8. range hood wind-force control method according to claim 7; The coding rule that it is characterized in that infrared transmitting device is: adopting the serial code of pulsewidth modulation, is that the high level of t1=1ms, the low level of t2=1ms, the combination that the cycle is 2ms are represented binary " 0 " with the pulsewidth; Be the high level of t1=1ms with the pulsewidth, the low level, the combination that the cycle is 4ms of t3=3ms are represented binary " 1 " at interval; 32 binary codes by " 0 " and " 1 " are formed are formed 4 byte datas, and preceding 16 is 8 particular test sign indicating numbers and 8 particular test radix-minus-one complements, and back 16 is 8 bit data check codes and 8 bit data check radix-minus-one complement; Opening code is forming of 10ms by high level, the low level of t5=5ms, the cycle of t4=5ms; The emission of signal is made up of opening code, 16 special codes and 16 bit data sign indicating numbers; The decoding rule of infrared receiver is: after 32 binary codes are all judged, again preceding 16 special codes of checking and afterwards in the 16 bit data sign indicating numbers preceding 8 with back 8 relations that whether have negate, be then to be regarded as useful signal, otherwise be regarded as interfering signal.
9. range hood wind-force control method according to claim 2; It is characterized in that step (5) also comprises step (5-1): it is disconnected to carry out carrying out anticipation when gear is regulated; If switch to high gear from low gear, 4～5 all after dates of motor operation switch; If switch to low gear from high gear, 6～10 all after dates of motor operation switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210142332.4A CN102635888B (en) | 2012-05-09 | 2012-05-09 | Wind adjustment method for range hood |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210142332.4A CN102635888B (en) | 2012-05-09 | 2012-05-09 | Wind adjustment method for range hood |
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| Publication Number | Publication Date |
|---|---|
| CN102635888A true CN102635888A (en) | 2012-08-15 |
| CN102635888B CN102635888B (en) | 2014-06-04 |
Family
ID=46620385
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210142332.4A Active CN102635888B (en) | 2012-05-09 | 2012-05-09 | Wind adjustment method for range hood |
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| CN (1) | CN102635888B (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103807897A (en) * | 2014-01-20 | 2014-05-21 | 浙江苏泊尔家电制造有限公司 | Multi-point separated absorbing type range hood and control method thereof |
| CN105737229A (en) * | 2016-05-16 | 2016-07-06 | 南宁市茂宏信息技术有限公司 | Intelligent control system of range hood |
| CN107420953A (en) * | 2017-07-05 | 2017-12-01 | 珠海格力电器股份有限公司 | A kind of range hood control method and control device |
| CN107763690A (en) * | 2017-09-28 | 2018-03-06 | 珠海格力电器股份有限公司 | Range hood and its control method |
| CN109373379A (en) * | 2018-09-30 | 2019-02-22 | 上海永亚智能科技有限公司 | A kind of method of kitchen ventilator sense cigarette automatic adjustment gear |
| TWI673458B (en) * | 2018-06-27 | 2019-10-01 | 台灣櫻花股份有限公司 | Range hood with image detection and control method thereof |
| CN112524661A (en) * | 2020-11-18 | 2021-03-19 | 华帝股份有限公司 | Air volume control method and system for central flue system |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2510761Y (en) * | 2001-11-12 | 2002-09-11 | 海尔集团公司 | Frequency-conversion controlled stepless speed-regulation type cooking-fume exhauster |
| CN101290282A (en) * | 2008-06-06 | 2008-10-22 | 华南理工大学 | Oil smoke concentration real-time detection method |
| CN101476747A (en) * | 2009-01-08 | 2009-07-08 | 张国胜 | Smoke discharging system with automatic air draft speed regulation function according to smog concentration |
| CN201340001Y (en) * | 2009-01-08 | 2009-11-04 | 张国胜 | Smoke exhaust ventilator capable of automatically adjusting air exhaust speed according to oil smoke concentration |
| US20110275301A1 (en) * | 2007-08-28 | 2011-11-10 | Oy Halton Group Ltd. | Autonomous Ventilation System |
-
2012
- 2012-05-09 CN CN201210142332.4A patent/CN102635888B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2510761Y (en) * | 2001-11-12 | 2002-09-11 | 海尔集团公司 | Frequency-conversion controlled stepless speed-regulation type cooking-fume exhauster |
| US20110275301A1 (en) * | 2007-08-28 | 2011-11-10 | Oy Halton Group Ltd. | Autonomous Ventilation System |
| CN101290282A (en) * | 2008-06-06 | 2008-10-22 | 华南理工大学 | Oil smoke concentration real-time detection method |
| CN101476747A (en) * | 2009-01-08 | 2009-07-08 | 张国胜 | Smoke discharging system with automatic air draft speed regulation function according to smog concentration |
| CN201340001Y (en) * | 2009-01-08 | 2009-11-04 | 张国胜 | Smoke exhaust ventilator capable of automatically adjusting air exhaust speed according to oil smoke concentration |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103807897A (en) * | 2014-01-20 | 2014-05-21 | 浙江苏泊尔家电制造有限公司 | Multi-point separated absorbing type range hood and control method thereof |
| CN103807897B (en) * | 2014-01-20 | 2017-03-29 | 浙江苏泊尔家电制造有限公司 | Multiple spot point sucking kitchen ventilator and its control method |
| CN105737229A (en) * | 2016-05-16 | 2016-07-06 | 南宁市茂宏信息技术有限公司 | Intelligent control system of range hood |
| CN107420953A (en) * | 2017-07-05 | 2017-12-01 | 珠海格力电器股份有限公司 | A kind of range hood control method and control device |
| CN107763690A (en) * | 2017-09-28 | 2018-03-06 | 珠海格力电器股份有限公司 | Range hood and its control method |
| TWI673458B (en) * | 2018-06-27 | 2019-10-01 | 台灣櫻花股份有限公司 | Range hood with image detection and control method thereof |
| CN109373379A (en) * | 2018-09-30 | 2019-02-22 | 上海永亚智能科技有限公司 | A kind of method of kitchen ventilator sense cigarette automatic adjustment gear |
| CN112524661A (en) * | 2020-11-18 | 2021-03-19 | 华帝股份有限公司 | Air volume control method and system for central flue system |
| CN112524661B (en) * | 2020-11-18 | 2022-12-02 | 华帝股份有限公司 | Air volume control method and system for central flue system |
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| Publication number | Publication date |
|---|---|
| CN102635888B (en) | 2014-06-04 |
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Inventor after: Xia Bin Inventor after: durm Inventor after: Guan Kuo-rong Inventor after: Tan Chaohui Inventor before: Xia Bin Inventor before: Tan Chaohui Inventor before: Guan Kuo-rong |
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Effective date of registration: 20231114 Address after: 312073 Xingbin Road, Economic and Technological Development Zone, Keqiao District, Shaoxing City, Zhejiang Province Patentee after: Zhejiang SUPOR kitchen and bathroom Electrical Appliance Co.,Ltd. Patentee after: ZHEJIANG SUPOR ELECTRICAL APPLIANCES MANUFACTURING Co.,Ltd. Address before: Hangzhou City, Zhejiang province 310052 High-tech Industrial Zone Waterfront Road 501 Patentee before: ZHEJIANG SUPOR ELECTRICAL APPLIANCES MANUFACTURING Co.,Ltd. |