CN104006431A - Automatic wind speed adjustment method of smoke ventilator - Google Patents

Automatic wind speed adjustment method of smoke ventilator Download PDF

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Publication number
CN104006431A
CN104006431A CN201410175604.XA CN201410175604A CN104006431A CN 104006431 A CN104006431 A CN 104006431A CN 201410175604 A CN201410175604 A CN 201410175604A CN 104006431 A CN104006431 A CN 104006431A
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CN
China
Prior art keywords
wind speed
lampblack absorber
voltage
cigarette machine
smoke ventilator
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201410175604.XA
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Chinese (zh)
Inventor
李昱兵
李军
高向军
田红
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sichuan Changhong Electric Co Ltd
Original Assignee
Sichuan Changhong Electric Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Sichuan Changhong Electric Co Ltd filed Critical Sichuan Changhong Electric Co Ltd
Priority to CN201410175604.XA priority Critical patent/CN104006431A/en
Publication of CN104006431A publication Critical patent/CN104006431A/en
Pending legal-status Critical Current

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Abstract

The invention relates to an automatic wind speed adjustment method of a smoke ventilator. The method comprises the following steps: 1, obtaining ambient air purity data through a smell sensor arranged on the smoke ventilator in an interval set time manner when the flue gas turbine of the smoke ventilator stops, and converting the ambient air purity data to corresponding voltages in order to obtain a reference voltage; 2, setting the wind speed of the flue gas turbine to be at least two grades, and setting increment voltages of the wind speed of all grades relative to the reference voltage; and 3, obtaining the output voltage of the smell sensor from the processor of the smoke ventilator after the flue gas turbine of the smoke ventilator runs, determining the increment voltage grade range of a difference between the output voltage and the current reference voltage, and automatically adjusting the exhausting speed of the flue gas turbine according to the preset wind speed of the grade. Pertinent automatic determination of the air pollution degree and corresponding exhausting speed control can be realized according to different use environments in the invention, so the intelligent determination accuracy of the smoke ventilator can be greatly improved, and the convenience and the comfortableness of daily life can be obviously improved.

Description

Lampblack absorber is adjusted the method for wind speed automatically
Technical field
The present invention relates to control method, is the method that lampblack absorber is adjusted wind speed automatically concretely.
Background technology
Sensor technology is very ripe, and is widely used on multiple household electrical appliances product.In the lampblack absorber of family expenses, also produce many intelligent lampblack absorbers, to improve the intellectuality of electrical equipment and convenience degree, the level of comfort that people live.But because the each producer of oil smoke detecting sensor setting parameter in current intelligent lampblack absorber there are differences, the environment for use that adds different user is also different, therefore the reference voltage value of oil smoke detecting sensor is actually different values in different environment, if adopt fixing voltage threshold to be used as changing the wind-force size foundation of cigarette machine exhausting, may be in the time that air be subject to polluting, cigarette machine starts extremely; Or air has been subject to pollution, cigarette machine does not but start automatically; Or cigarette machine wind speed can not carry out according to dusty gas concentration the appearance of the situations such as adaptively changing.Therefore current intelligent lampblack absorber can not well embody intelligent effect, may occur on the contrary the various bad effects that produce without judgement.
Summary of the invention
The invention provides a kind of lampblack absorber and automatically adjust the method for wind speed, can judge targetedly and control air draft speed according to different environments for use, to improve the accuracy of lampblack absorber intelligent decision.
Lampblack absorber of the present invention is adjusted the method for wind speed automatically, comprising:
A. while closing in the cigarette office of lampblack absorber, obtain surrounding air degree of purity data by the smell sensor interval setting-up time of being located on lampblack absorber, and described surrounding air degree of purity data are converted into corresponding magnitude of voltage, thereby obtain reference voltage;
B. the wind speed of cigarette machine is set at least two grades, and the incremental voltage of each grade wind speed relative datum voltage is set;
C. after the start of the cigarette machine of lampblack absorber, obtained the output voltage of described smell sensor by the processor of lampblack absorber, judge the rate range of the poor place incremental voltage of described output voltage and current reference voltage, automatically adjust the exhausting wind speed of cigarette machine according to the wind speed setting of this grade.
Wherein said smell sensor all has use on current many air purifiers, and it has the features such as highly sensitive, output voltage is accurate.The present invention adopts the mode of automatic adjustment wind speed threshold value to carry out the automatic adjusting of wind speed, it is according to being: the variable quantity of the change in concentration amount of dusty gas and the output of smell sensor voltage is linear, as long as therefore got a reference value of voltage accurate, just can deduct reference voltage value according to magnitude of voltage corresponding to current air, calculate the variable quantity of voltage, this variable quantity obtains in real time according to current environment, therefore more accurate.Accurately regulate again the wind speed of cigarette machine according to this variable quantity.In order to ensure the real-time matching of reference voltage and current environment, setting smell sensor does not have interval certain hour just to obtain primary air data, for example 1 hour, interval or half an hour.
Because air is purer, the output voltage values of smell sensor is just less, therefore further, and in step a, the minimum of a value of the surrounding air degree of purity data voltage that obtained in section each interval time is as the reference voltage of this time period.
Preferably, in order to obtain air data accurately, on lampblack absorber, be provided with at least two smell sensors, the varying environment air degree of purity data of obtaining by each smell sensor, judge the direction that air pollution is serious, and be this direction by the processor control cigarette machine exhausting direction of lampblack absorber.
Further, according to the characteristic of smell sensor itself, in step c, after the start of the cigarette machine of lampblack absorber, after powering on 3 minutes, carry out again the obtaining of output voltage of smell sensor.Make like this to carry out again work after the operations such as smell sensor fully initializes, ensure the accuracy of data.
Further, in step c, if judge the grade of the output voltage of smell sensor and the poor < Minimum Increment voltage of current reference voltage, lampblack absorber automatic shutdown.
Optionally, in step b, the wind speed of cigarette machine is set to 5 grades, also can be divided into as the case may be more or less grade, more refinement of the control of more windy grade speed.
Lampblack absorber of the present invention is adjusted the method for wind speed automatically, can carry out automatic decision and the corresponding air draft speed of control targetedly to air pollution degree according to different environments for use, increase substantially the accuracy of lampblack absorber intelligent decision, obviously improved convenience and the comfortableness of daily life.
Below in conjunction with the detailed description of the invention of embodiment, foregoing of the present invention is described in further detail again.But this should be interpreted as to the scope of the above-mentioned theme of the present invention only limits to following example.Without departing from the idea case in the present invention described above, various replacements or the change made according to ordinary skill knowledge and customary means, all should comprise within the scope of the invention.
Brief description of the drawings
Fig. 1 is the flow chart that lampblack absorber of the present invention is adjusted the method for wind speed automatically.
Detailed description of the invention
The method that lampblack absorber of the present invention is adjusted wind speed is automatically that the pure degree of air by obtaining in current practical service environment judges whether to carry out cigarette machine exhausting, and the wind speed of exhausting etc.The reference voltage different according to different environment sets, makes the more realistic applied environment of wind speed of cigarette machine exhausting, and can automatically automatically carry out wind speed adjusting according to air-polluting degree, gets rid of the pollution smell in kitchen.
Embodiment:
Lampblack absorber of the present invention is adjusted the method for wind speed automatically as shown in Figure 1, and step is:
A. while closing in the cigarette office of lampblack absorber, by being located at smell sensor on lampblack absorber at interval of within 1 hour, obtaining one time surrounding air degree of purity data, and described surrounding air degree of purity data are converted into corresponding magnitude of voltage, getting minimum magnitude of voltage is the reference voltage V 0 of this time period; On lampblack absorber, be provided with multiple smell sensors, for surveying the air degree of purity of different directions, carry out exhausting targetedly according to the exhausting direction of the difference control cigarette machine of air degree of purity simultaneously.Smell sensor adopts the sensor using on current air purifier, has the features such as sensitivity height.
B. the wind speed of cigarette machine is set to 5 notch level, and the incremental voltage of each grade wind speed relative datum voltage is set, be respectively Δ V1, Δ V2, Δ V3, Δ V4 and Δ V5, therefore corresponding, the threshold voltage of 5 gears is respectively V0+ Δ V1, V0+ Δ V2, V0+ Δ V3, V0+ Δ V4 and V0+ Δ V5.
C. after the start of the cigarette machine of lampblack absorber, if power on for the first time, first carry out the initialization of 3 minutes.After initialization completes, obtained the output voltage V of described smell sensor by the processor of lampblack absorber, judge the rate range of the poor place incremental voltage of described output voltage and current reference voltage, automatically adjust the exhausting wind speed of cigarette machine according to the wind speed setting of this grade.Concrete control mode is:
A, V < V0+ Δ V1, wind speed is set to 0 grade
B, V0+ Δ V1≤V < V0+ Δ V2, wind speed is set to 1 grade
C, V0+ Δ V2≤V < V0+ Δ V3, wind speed is set to 2 grades
D, V0+ Δ V3≤V < V0+ Δ V4, wind speed is set to 3 grades
E, V0+ Δ V4≤V < V0+ Δ V5, wind speed is set to 4 grades
F, V0+ Δ V5≤V, wind speed is set to 5 grades
Can switch shutdown, start 0 grade of wind speed, these three states of blower fan exhausting manually, and all can open and adjust exhausting direction function by button in arbitrary state of these three states, can automatically adjust wind-force according to oil smoke concentration.The present invention adopts the mode of automatic adjustment wind speed threshold value to carry out the automatic adjusting of wind speed, it is according to being: the variable quantity of the change in concentration amount of dusty gas and smell sensor voltage output V is linear, as long as therefore got a reference value V0 of voltage accurate, just can deduct reference voltage value V0 according to magnitude of voltage V corresponding to current air, calculate the variation delta Vi of voltage, by incremental voltage Δ V1~Δ V5 of variation delta Vi and setting is compared, judge wind speed corresponding to the pure degree of current air again.Due to variation delta, Vi obtains in real time according to current environment, therefore more accurate.Accurately regulate again the wind speed of cigarette machine according to this variable quantity.

Claims (6)

1. lampblack absorber is adjusted the method for wind speed automatically, and its feature comprises:
A. while closing in the cigarette office of lampblack absorber, obtain surrounding air degree of purity data by the smell sensor interval setting-up time of being located on lampblack absorber, and described surrounding air degree of purity data are converted into corresponding magnitude of voltage, thereby obtain reference voltage;
B. the wind speed of cigarette machine is set at least two grades, and the incremental voltage of each grade wind speed relative datum voltage is set;
C. after the start of the cigarette machine of lampblack absorber, obtained the output voltage of described smell sensor by the processor of lampblack absorber, judge the rate range of the poor place incremental voltage of described output voltage and current reference voltage, automatically adjust the exhausting wind speed of cigarette machine according to the wind speed setting of this grade.
2. lampblack absorber as claimed in claim 1 is adjusted the method for wind speed automatically, it is characterized by: in step a, the minimum of a value of the surrounding air degree of purity data voltage that obtained in section each interval time is as the reference voltage of this time period.
3. lampblack absorber as claimed in claim 1 is adjusted the method for wind speed automatically, it is characterized by: on lampblack absorber, be provided with at least two smell sensors, the varying environment air degree of purity data of obtaining by each smell sensor, judge the direction that air pollution is serious, and be this direction by the processor control cigarette machine exhausting direction of lampblack absorber.
4. lampblack absorber as claimed in claim 1 is adjusted the method for wind speed automatically, it is characterized by: in step c, after the start of the cigarette machine of lampblack absorber, carry out the obtaining of output voltage of smell sensor after powering on 3 minutes again.
5. the lampblack absorber as described in one of claim 1 to 4 is adjusted the method for wind speed automatically, it is characterized by: in step c, if judge the grade of the output voltage of smell sensor and the poor < Minimum Increment voltage of current reference voltage, lampblack absorber automatic shutdown.
6. the lampblack absorber as described in one of claim 1 to 4 is adjusted the method for wind speed automatically, it is characterized by: in step b, the wind speed of cigarette machine is set to 5 grades.
CN201410175604.XA 2014-04-28 2014-04-28 Automatic wind speed adjustment method of smoke ventilator Pending CN104006431A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201410175604.XA CN104006431A (en) 2014-04-28 2014-04-28 Automatic wind speed adjustment method of smoke ventilator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201410175604.XA CN104006431A (en) 2014-04-28 2014-04-28 Automatic wind speed adjustment method of smoke ventilator

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CN104006431A true CN104006431A (en) 2014-08-27

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Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105371329A (en) * 2015-11-09 2016-03-02 浙江苏泊尔家电制造有限公司 Control method and device for range hood
CN105444237A (en) * 2015-12-31 2016-03-30 欧派家居集团股份有限公司 Range hood and control method thereof
CN105465864A (en) * 2016-01-13 2016-04-06 宁波方太厨具有限公司 Air speed and air pressure sensor for range hood and range hood
CN106871192A (en) * 2017-01-17 2017-06-20 杭州老板电器股份有限公司 A kind of lampblack absorber and monitoring method for monitoring kitchen odor
CN106873413A (en) * 2017-01-23 2017-06-20 北京小米移动软件有限公司 Smoke exhaust ventilator control method and device
CN107741041A (en) * 2017-10-19 2018-02-27 杭州老板电器股份有限公司 The control method and air quantity self-adjusting lampblack absorber of a kind of air quantity self-adjusting lampblack absorber
CN108036407A (en) * 2017-12-05 2018-05-15 重庆格尔康科技有限公司 A kind of intelligent inlet duct of air purifier
CN109959036A (en) * 2017-12-14 2019-07-02 博西华电器(江苏)有限公司 Air cleaning control method, device and kitchen ventilator for kitchen ventilator
CN110542139A (en) * 2019-09-30 2019-12-06 佛山市顺德区美的洗涤电器制造有限公司 Control method of range hood and range hood
CN110986123A (en) * 2019-11-15 2020-04-10 广东万和电气有限公司 Cleaning control method, cleaning control device and range hood
CN113739225A (en) * 2020-05-29 2021-12-03 俞海燕 Range hood with odor detection function

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EP0443141A2 (en) * 1990-02-21 1991-08-28 DIEHL GMBH &amp; CO. Switching arrangement for controlling a ventilator
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CN102374561A (en) * 2010-08-17 2012-03-14 博西华电器(江苏)有限公司 Extractor hood having flue gas automatic test device and control method for extractor hood
CN102589025A (en) * 2012-02-17 2012-07-18 宁波方太厨具有限公司 Fan speed adaptive regulation device of range hood and control method thereof
CN202470170U (en) * 2012-02-17 2012-10-03 宁波方太厨具有限公司 Smoke exhauster with adaptively adjusted fan speed
CN202532579U (en) * 2012-05-14 2012-11-14 慈溪市桥头楚宜电器配件厂 Smoke exhauster with intelligent device
CN203249295U (en) * 2013-04-15 2013-10-23 朱华荣 Novel intelligent full-automatic range hood
CN203454248U (en) * 2013-09-24 2014-02-26 佛山市樱顺卫厨用品有限公司 Automatic control intelligent range hood with smog sensing device
CN103697519A (en) * 2013-12-27 2014-04-02 苏州市牛勿耳关电器科技有限公司 Automatic speed adjusting range hood
CN103697517A (en) * 2013-12-20 2014-04-02 广西柳州浚业科技有限公司 Intelligent variable-frequency range hood

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0443141A2 (en) * 1990-02-21 1991-08-28 DIEHL GMBH &amp; CO. Switching arrangement for controlling a ventilator
WO2007097715A1 (en) * 2006-02-21 2007-08-30 Kim Lui So Controls for ventilation and exhaust ducts and fans
CN102374561A (en) * 2010-08-17 2012-03-14 博西华电器(江苏)有限公司 Extractor hood having flue gas automatic test device and control method for extractor hood
CN102589025A (en) * 2012-02-17 2012-07-18 宁波方太厨具有限公司 Fan speed adaptive regulation device of range hood and control method thereof
CN202470170U (en) * 2012-02-17 2012-10-03 宁波方太厨具有限公司 Smoke exhauster with adaptively adjusted fan speed
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Cited By (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105371329B (en) * 2015-11-09 2018-06-26 浙江苏泊尔家电制造有限公司 The control method and device of range hood
CN105371329A (en) * 2015-11-09 2016-03-02 浙江苏泊尔家电制造有限公司 Control method and device for range hood
CN105444237A (en) * 2015-12-31 2016-03-30 欧派家居集团股份有限公司 Range hood and control method thereof
CN105444237B (en) * 2015-12-31 2019-01-15 欧派家居集团股份有限公司 Range hood and its control method
CN105465864A (en) * 2016-01-13 2016-04-06 宁波方太厨具有限公司 Air speed and air pressure sensor for range hood and range hood
CN105465864B (en) * 2016-01-13 2018-11-06 宁波方太厨具有限公司 Wind speed and pressure sensor and range hood for range hood
CN106871192A (en) * 2017-01-17 2017-06-20 杭州老板电器股份有限公司 A kind of lampblack absorber and monitoring method for monitoring kitchen odor
CN106873413A (en) * 2017-01-23 2017-06-20 北京小米移动软件有限公司 Smoke exhaust ventilator control method and device
CN107741041A (en) * 2017-10-19 2018-02-27 杭州老板电器股份有限公司 The control method and air quantity self-adjusting lampblack absorber of a kind of air quantity self-adjusting lampblack absorber
CN107741041B (en) * 2017-10-19 2019-07-23 杭州老板电器股份有限公司 A kind of control method and air quantity self-adjusting kitchen ventilator of air quantity self-adjusting kitchen ventilator
CN108036407A (en) * 2017-12-05 2018-05-15 重庆格尔康科技有限公司 A kind of intelligent inlet duct of air purifier
CN109959036A (en) * 2017-12-14 2019-07-02 博西华电器(江苏)有限公司 Air cleaning control method, device and kitchen ventilator for kitchen ventilator
CN110542139A (en) * 2019-09-30 2019-12-06 佛山市顺德区美的洗涤电器制造有限公司 Control method of range hood and range hood
CN110986123A (en) * 2019-11-15 2020-04-10 广东万和电气有限公司 Cleaning control method, cleaning control device and range hood
CN113739225A (en) * 2020-05-29 2021-12-03 俞海燕 Range hood with odor detection function

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Application publication date: 20140827