CN105674361B - The control method of range hood with air quality detection function - Google Patents
The control method of range hood with air quality detection function Download PDFInfo
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- CN105674361B CN105674361B CN201610103779.9A CN201610103779A CN105674361B CN 105674361 B CN105674361 B CN 105674361B CN 201610103779 A CN201610103779 A CN 201610103779A CN 105674361 B CN105674361 B CN 105674361B
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- blower fan
- range hood
- air quality
- control method
- mass sensor
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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
- F24C15/00—Details
- F24C15/20—Removing cooking fumes
- F24C15/2021—Arrangement or mounting of control or safety systems
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Ventilation (AREA)
Abstract
A kind of control method of the range hood with air quality detection function, the air mass sensor and blower fan that described range hood includes controller, is connected with controller, it is characterized in that described control method includes the steps such as air mass sensor initialization, Air Quality in kitchen is obtained by installing air mass sensor on range hood, in kitchen air quality difference, the work of cigarette machine can be automatically controlled, keeps kitchen environment cleaning, is advantageous to the health of people.
Description
Technical field
The present invention relates to a kind of control method of the range hood with air quality detection function, and in particular to Yi Zhongke
To automatically control the control method of the range hood of air draft according to kitchen air quality.
Background technology
When cooking, kitchen range can produce a certain amount of harmful present family kitchen when burning natural gas or coal gas
The combustion gas of waste gas, such as CO, NOx or leakage, although these waste gas are easily detected by the smell of people to discover, if can not
Waste gas is discharged into outdoor in time, certain harm can be produced to the health of people.To overcome drawbacks described above, to band air
The control method of the range hood of quality testing function is developed.
The content of the invention
The technical problems to be solved by the invention are to provide for a kind of control of the range hood with air quality detection function
Method processed, in kitchen air quality difference, the work of cigarette machine can be automatically controlled, keeps kitchen environment cleaning, is advantageous to the body of people
Body health.
The present invention solves the technical scheme that its technical problem uses：Described range hood includes controller, with controlling
The air mass sensor and blower fan of device connection, described control method comprise the following steps：
1）Air mass sensor initializes, and judges whether to reach preset time T 1, if then obtaining air quality in real time
The detection data of sensor, subsequently into 2）If otherwise air mass sensor continues to initialize, until reaching preset time
T1；
2）Judge whether the data of air mass sensor detection are more than or equal to preset value V1, if otherwise will now air matter
The data that quantity sensor detects save as a reference value B, if then controlling the blower fan work T2 times, V1 values then are saved as into base
Quasi- value B, wherein, described a reference value B is a continually changing setting value, for judging subsequently whether control blower fan work T2
Time.
Described step 2）Also comprise the following steps afterwards：
3）The detection data of air mass sensor are obtained in real time, subsequently into 4）；
4）Judge to detect data to be more than or equal to B or less than or equal to B-X or more than B-X and be less than B, X is the correction that sets
Value, if being more than or equal to B, the blower fan work T2 times are controlled, then reenter 3）If it is less than or equal to B-X, into 5）If
More than B-X and it is less than B, then reenters 3）；
5）A reference value B is updated to B-X, judges now whether a reference value B is less than or equal to preset value V2, if otherwise entering again
Enter 3）, a reference value B is then updated to V2 in this way, then reenters 3）.
Described step 2）Middle control blower fan work includes following two situations：If now blower fan is not yet turned on, control
Blower fan work is worked to open blower fan with minimum windspeed；If now blower fan has been switched on, control blower fan is worked with maximum wind velocity.
Described step 4）Middle control blower fan work includes following two situations：If now blower fan is not yet turned on, control
Blower fan work is worked to open blower fan with minimum windspeed；If now blower fan has been switched on, control blower fan is worked with maximum wind velocity.
Described air mass sensor is semi-conductor gas detecting element.
Described T1 values are 1 minute.
Described T2 values are 3 minutes.
Described X values are 5.
Described V1 is the value that air mass sensor measures when C0 gas concentrations are 10ppm.
Described V2 is the value that air mass sensor measures in standard environment.
Present invention beneficial effect caused by compared with background technology：Because the present invention is initial using air mass sensor
The methods of change, Air Quality in kitchen is obtained by installing air mass sensor on range hood, in air in kitchen
When of poor quality, the work of cigarette machine can be automatically controlled, keeps kitchen environment cleaning, is advantageous to the health of people.
Brief description of the drawings
Fig. 1 is the control flow chart of the present invention.
Embodiment
Referring to accompanying drawing 1, the range hood of the present embodiment include controller, the air mass sensor being connected with controller and
Blower fan, described controller is responsible for obtaining the data of air mass sensor and handled, then according to different air matter
Amount situation controls blower fan work, the air in kitchen is purified by blower fan air draft, is scavenged in time, is good for beneficial to user's body
Health.
Described control method comprises the following steps：
A kind of control method of the range hood with air quality detection function, described range hood include controller,
The air mass sensor and blower fan being connected with controller, it is characterised in that described control method comprises the following steps：
1）Air mass sensor initializes, and judges whether to reach preset time T 1, if then obtaining air quality in real time
The detection data of sensor, subsequently into 2）If otherwise air mass sensor continues to initialize, until reaching preset time
T1；
2）Judge whether the data of air mass sensor detection are more than or equal to preset value V1, if otherwise illustrating sky now
Makings amount is not also particularly poor, is temporarily worked without cigarette machine, and the data for now detecting air mass sensor save as base
Quasi- value B, if then illustrating that air quality now is particularly poor, can be harmful to the body of people, now controller control fanman
Make the T2 times, V1 values are then saved as into a reference value B, wherein, described a reference value B is a continually changing setting value, is used
Subsequently the blower fan work T2 times whether are controlled in judgement.I.e. after air mass sensor work, judge whether to control wind for the first time
Machine work be the detected value by air mass sensor with V1 compared with, judge whether afterwards control blower fan work be by air quality
The detected value of sensor is compared with B values, if the actually detected value arrived is more than a reference value B, controller control blower fan work.
Described step 2）The middle data for detecting now air mass sensor save as a reference value B or protect V1 values
A reference value B is saved as afterwards also to comprise the following steps：
3）The detection data of air mass sensor are obtained in real time, subsequently into 4）；
4）Judge to detect data to be more than or equal to B or less than or equal to B-X or more than B-X and be less than B, X is the correction that sets
Value, if being more than or equal to B, the blower fan work T2 times are controlled, then reenter 3）If it is less than or equal to B-X, into 5）If
More than B-X and it is less than B, then reenters 3）；
5）A reference value B is updated to B-X, judges now whether a reference value B is less than or equal to preset value V2, if otherwise entering again
Enter 3）, a reference value B is then updated to V2 in this way, then reenters 3）.
Pass through a reference value B continuous change, it can be determined that the development trend of kitchen air quality, realize automatic air-exchanging, make
The air quality in kitchen remains at preferable state.
Described step 2）With step 4）Middle control blower fan work includes following two situations：If now blower fan is not yet opened
Open, then control blower fan work to be worked to open blower fan with minimum windspeed, because the minimum windspeed work of blower fan is under normal circumstances
It can scavenge in time, now blower fan can avoid the wasting of resources with minimum windspeed work；If now blower fan has been switched on, control
Blower fan processed is worked with maximum wind velocity, if blower fan still detects that control is of poor quality in the state of unlatching, controller control control
Blower fan is worked with maximum wind velocity, to exclude harmful exhaust as early as possible.
Described air mass sensor is semi-conductor gas detecting element, because air mass sensor is conventional inspection
Device is surveyed, its structure and circuit are to know general knowledge altogether, are no longer specifically described herein.
Due to or so about 1-2 minutes preheating time of electrical heating wire inside air mass sensor, described T1 values can be with
It is set as 40 seconds, 50 seconds, 1 minute, 1.5 minutes, 2 minutes etc., is 1 minute in the present embodiment, after the initialization of T1 times,
The performance comparision of air mass sensor is stable, and the data of detection are more accurate.
Blower fan typically 10 side/minutes of purification, the operating of 2-3 minutes enough take a breath kitchen, make air in kitchen pure and fresh,
I.e. T2 value can be 2 minutes, 2.5 minutes, 3 minutes etc., and the T2 values described in the present embodiment are 3 minutes.
Described X values are 5, setting corrected value X be in order that a reference value B air quality change to a certain extent when just more
Newly, air quality is avoided to make a reference value B not stop to update when having slight variation.
Described V1 is the value that air mass sensor measures when C0 gas concentrations are 10ppm, due to giving up for kitchen range burning
That harm to the human body is maximum in gas is CO, therefore dangerous values of the V1 values in the present invention for CO when exceeded.
Air mass sensor when described V2 is the value, i.e. pure air that air mass sensor measures in standard environment
The value detected.
For example, V1 is for example set as 40, V2 30.
Example one：
Air mass sensor, if its actual value detected is 60, illustrates air matter after the initialization of 1 minute
Measure particularly poor, now control blower fan work 3 minutes, a reference value B value is then designated as 40, air mass sensor continues to detect
Air quality, if the value now detected is 35, due to 40-5=35, then a reference value B is updated to 35, because 35 more than 30, then
The data of air mass sensor detection are reacquired, if detected value is 20,35-5=30, a reference value is now updated to 30, by
In 30=V2, then a reference value is still 30, then reacquires the data of air mass sensor detection, if detected value is 35, controls
Device processed starts blower fan work 3 minutes, then reacquires the data of air mass sensor detection.
Example two：Air mass sensor is after the initialization of 1 minute, if its actual value detected is 35, by base
Quasi- value B is set as 35, then reacquires the data of air mass sensor detection, if detected value is 45, controller control
Blower fan work 3 minutes, then reacquire the data of air mass sensor detection.
Above-mentioned two examples are only one and illustrate, controlling stream of the real work according to actually detected numerical value according to Fig. 1
Cheng Shixian.
Claims (9)
1. a kind of control method of the range hood with air quality detection function, described range hood include controller, with
The air mass sensor and blower fan of controller connection, it is characterised in that described control method comprises the following steps：
1）Air mass sensor initializes, and judges whether to reach preset time T 1, if then obtaining air quality sensing in real time
The detection data of device, subsequently into 2）If otherwise air mass sensor continues to initialize, until reaching preset time T 1；
2）Judge whether the data of air mass sensor detection are more than or equal to preset value V1, if otherwise now air quality will pass
The data that sensor detects save as a reference value B, if then controlling the blower fan work T2 times, V1 values then are saved as into a reference value
B, wherein, described a reference value B is a continually changing setting value, for judge subsequently whether control blower fan work T2 when
Between；
Described step 2）Also comprise the following steps afterwards：
3）The detection data of air mass sensor are obtained in real time, subsequently into 4）；
4）Judging to detect data to be more than or equal to B or less than or equal to B-X or more than B-X and be less than B, X is the corrected value that sets, if
More than or equal to B, then the blower fan work T2 times are controlled, then reenter 3）If it is less than or equal to B-X, into 5）If it is more than B-
X and it is less than B, then reenters 3）；
5）A reference value B is updated to B-X, judges now whether a reference value B is less than or equal to preset value V2, if otherwise reentering
3）, a reference value B is then updated to V2 in this way, then reenters 3）.
2. the control method of the range hood according to claim 1 with air quality detection function, it is characterised in that institute
The step 2 stated）Middle control blower fan work includes following two situations：If now blower fan is not yet turned on, the blower fan work is controlled to be
Blower fan is opened to work with minimum windspeed；If now blower fan has been switched on, control blower fan is worked with maximum wind velocity.
3. the control method of the range hood according to claim 1 with air quality detection function, it is characterised in that institute
The step 4 stated）Middle control blower fan work includes following two situations：If now blower fan is not yet turned on, the blower fan work is controlled to be
Blower fan is opened to work with minimum windspeed；If now blower fan has been switched on, control blower fan is worked with maximum wind velocity.
4. the control method of the range hood with air quality detection function according to any one of claims 1 to 3, it is special
Sign is that described air mass sensor is semi-conductor gas detecting element.
5. the control method of the range hood with air quality detection function according to any one of claims 1 to 3, it is special
Sign is that described T1 values are 1 minute.
6. the control method of the range hood with air quality detection function according to any one of claims 1 to 3, it is special
Sign is that described T2 values are 3 minutes.
7. the control method of the range hood with air quality detection function according to claim 1 or 3, it is characterised in that
Described X values are 5.
8. the control method of the range hood with air quality detection function according to any one of claims 1 to 3, it is special
Sign is that described V1 is the value that air mass sensor measures when CO gas concentrations are 10ppm.
9. the control method of the range hood with air quality detection function according to claim 1 or 3, it is characterised in that
Described V2 is the value that air mass sensor measures in standard environment.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610103779.9A CN105674361B (en) | 2016-02-26 | 2016-02-26 | The control method of range hood with air quality detection function |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610103779.9A CN105674361B (en) | 2016-02-26 | 2016-02-26 | The control method of range hood with air quality detection function |
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| CN105674361A CN105674361A (en) | 2016-06-15 |
| CN105674361B true CN105674361B (en) | 2017-12-26 |
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Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108151091A (en) * | 2016-12-05 | 2018-06-12 | 台湾樱花股份有限公司 | The Detection of Air Quality method and smoke exhaust ventilator of smoke exhaust ventilator |
| CN106933127B (en) * | 2017-01-17 | 2019-04-26 | 杭州老板电器股份有限公司 | A kind of control method of gas class sensor |
| CN106949512A (en) * | 2017-03-15 | 2017-07-14 | 山东佳星环保科技有限公司 | A kind of intelligent kitchen purification device |
| 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 |
| CN110631073A (en) * | 2018-06-25 | 2019-12-31 | 青岛海尔智慧厨房电器有限公司 | Air curtain angle adjustable air curtain fume exhaust fan |
| CN110631066B (en) * | 2018-06-25 | 2021-04-06 | 青岛海尔智慧厨房电器有限公司 | Air curtain kitchen range |
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| CN105674361A (en) | 2016-06-15 |
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Effective date of registration: 20170508 Address after: 528325 Guangdong Province, Foshan city Shunde District Xingtan town De Fu Road No. 71 Applicant after: Guangdong Vanward heat energy technology Co., Ltd. Address before: 528305 Foshan, Shunde District, Ronggui street, Hongqi Road, No. 80 Applicant before: Foshan Shunde Wanhe Electrical Fittings Co., Ltd. |
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