CN114151841A - Air volume control method for range hood - Google Patents
Air volume control method for range hood Download PDFInfo
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- CN114151841A CN114151841A CN202111661359.XA CN202111661359A CN114151841A CN 114151841 A CN114151841 A CN 114151841A CN 202111661359 A CN202111661359 A CN 202111661359A CN 114151841 A CN114151841 A CN 114151841A
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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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Abstract
The invention provides a method for controlling air quantity of a range hood. The range hood includes: air volume module is controlled to temperature sensor, ordinary air volume module and intelligence, and wherein, air volume module is controlled to temperature sensor communication connection intelligence for detect the bottom of a boiler temperature and with data transmission to intelligence air volume module, air volume control method includes: starting the intelligent air volume control module and starting the temperature sensor to collect data; after the temperature is stable, the temperature sensor calculates the average temperature value and transmits data to the intelligent air quantity control module; the intelligent air volume control module compares the temperature average value with a preset temperature interval to determine and start an air volume gear; and the intelligent air volume control module continuously receives the data transmitted by the temperature sensor and judges whether the air volume gear needs to be converted. The method for controlling the air quantity of the range hood realizes the accurate control of the corresponding relation between the oil smoke and the air quantity gear by establishing the corresponding relation between the temperature and the oil smoke and between the air quantity gears.
Description
Technical Field
The invention relates to the field of kitchen utensils, in particular to an air quantity control method of a range hood.
Background
The air quantity of the range hood using the direct current variable frequency motor can be set to be more than 10 grades, the relation between the air quantity and the concentration of the oil smoke can be controlled more accurately, the air quantity is large when the oil smoke is large, the air quantity is small when the oil smoke is small, and the energy-saving effect is achieved. Often can adopt the temperature controller to carry out temperature acquisition like this, the concentration of oil smoke has certain relevance again with the temperature of pot to can set up the size of amount of wind through temperature data, but nevertheless not identical on control method, this scheme provides the big control method of accurate cigarette wind.
Disclosure of Invention
The invention aims to provide a range hood air volume control method which realizes accurate control of the corresponding relation between oil smoke and air volume by establishing the corresponding relation between temperature, oil smoke and air volume gears.
In order to realize the purpose of the invention, the invention adopts the following technical scheme:
according to one aspect of the invention, a method for controlling air quantity of a range hood is provided. The range hood includes: temperature sensor, ordinary amount of wind module and intelligence accuse amount of wind module, wherein, temperature sensor communication connection the amount of wind module is controlled to the intelligence for detect the bottom of a boiler temperature and with temperature data transmission extremely the amount of wind module is controlled to the intelligence, the amount of wind control method includes: starting an intelligent air volume control module and starting a temperature sensor to collect temperature data every 0.5S; after the temperature is stable, the temperature sensor calculates the average temperature value and transmits data to the intelligent air quantity control module; the intelligent air volume control module compares the temperature average value with a preset temperature interval to determine and start an air volume gear; and the intelligent air volume control module continuously receives the data transmitted by the temperature sensor and judges whether the air volume gear needs to be converted.
According to an embodiment of the present invention, the starting the intelligent air volume control module and the starting the temperature sensor to collect data includes: the intelligent air volume control function is started, and the fan is used for presetting a default gear N1And when the temperature controller works, the temperature controller starts to collect data.
According to an embodiment of the present invention, the calculating the average temperature value and transmitting the data to the intelligent air volume control module by the temperature sensor after the temperature is stabilized includes: after the intelligent control air volume module is started for 20S, the temperature sensor calculates the average temperature value detected in 3S and transmits the average temperature value to the intelligent control air volume module.
According to an embodiment of the present invention, the intelligently controlling the air volume module to compare the average temperature value with a preset temperature interval to determine and turn on the air volume gear comprises: the intelligent control air volume module is internally stored with a preset temperature interval, each temperature interval corresponds to one air volume gear, the intelligent control air volume module receives the temperature average value transmitted by the temperature sensor and the preset temperature interval, and the air volume gear is determined according to the falling temperature interval.
According to an embodiment of the present invention, in a use state of the gas stove, the temperature of the bottom of the cooker and the corresponding oil smoke concentration in the whole process are measured, and the air volume gear is adjusted so that the oil smoke concentration reaches the standard, thereby establishing a corresponding relationship between a temperature interval and an air volume gear, wherein the temperature interval is a preset temperature interval stored in the intelligent control air volume module.
According to an embodiment of the present invention, the intelligent air volume control module continuously receiving the data transmitted by the temperature sensor and determining whether the air volume gear needs to be changed includes: after the air quantity gear is determined, the temperature sensor continuously detects the temperature of the bottom of the pan and compares the front temperature value and the rear temperature value; if the absolute values of the temperature differences within 3 seconds are all larger than 50 degrees, switching the air quantity gear; if the absolute value of the temperature difference is less than or equal to 50 degrees, transmitting data to the intelligent air volume control module after 10 s; and the intelligent air volume control module judges whether air volume gears need to be converted.
According to an embodiment of the present invention, the switching the air volume shift position when the absolute value of the temperature difference within 3 consecutive seconds is greater than 50 ° includes: if the latter temperature is higher than the former temperature within 3 seconds continuously and the absolute value of the temperature difference between the former temperature and the latter temperature is greater than 50 degrees, the air quantity gear is converted into a preset maximum gear; and if the latter temperature is lower than the former temperature within 3 seconds continuously and the absolute value of the temperature difference between the former temperature and the latter temperature is greater than 50 degrees, the air quantity gear is converted into a preset minimum gear.
According to an embodiment of the present invention, if the absolute value of the temperature difference is less than or equal to 50 °, the transmitting data to the intelligent control air volume module after 10s includes: and if the absolute value of the temperature difference is less than or equal to 50 degrees, the sensor only detects data within 10s and does not transmit the data.
According to an embodiment of the present invention, the range hood air volume control method further includes: if the intelligence is controlled the air volume module and is started the back, and the temperature that detects in the 60S is less than preset minimum all the time, then stops the intelligence is controlled the air volume module and is started ordinary air volume module, wherein, temperature when presetting minimum for the gas-cooker of temperature controller place side and not opening, ordinary air volume module only includes an amount of wind gear.
According to an embodiment of the present invention, the range hood air volume control method further includes: if the intelligent control air volume module does not receive the data transmitted by the temperature sensor after exceeding 15S, judging that the temperature sensor is damaged, and giving an alarm; stopping the intelligent air volume control module and starting the common air volume module, and running until shutdown; and displaying the fault information of the temperature sensor when the range hood is started next time.
One embodiment of the present invention has the following advantages or benefits:
according to the air quantity control method of the range hood, the temperature sensor is used for collecting temperature data of the bottom of a pan and calculating an average value of the temperature data, then the average value is transmitted to the intelligent air quantity control module, the intelligent air quantity control module is stored with preset temperature intervals, and each temperature interval corresponds to one air quantity gear, so that the corresponding air quantity gear is determined after the transmitted temperature falls into a certain temperature interval. Real-time detection is still performed after the air quantity gear is determined so as to determine whether the gear needs to be changed.
Drawings
The above and other features and advantages of the present invention will become more apparent by describing in detail exemplary embodiments thereof with reference to the attached drawings.
Fig. 1 is a flowchart illustrating a method for controlling an air volume of a range hood according to an exemplary embodiment.
Detailed Description
Example embodiments will now be described more fully with reference to the accompanying drawings. Example embodiments may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein; rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the concept of example embodiments to those skilled in the art. The same reference numerals in the drawings denote the same or similar structures, and thus their detailed description will be omitted.
The terms "a," "an," "the," "said" are used to indicate the presence of one or more elements/components/etc.; the terms "comprising" and "having" are intended to be inclusive and mean that there may be additional elements/components/etc. other than the listed elements/components/etc.
As shown in fig. 1, fig. 1 shows a flow chart of an air volume control method of a range hood provided by the invention.
The invention discloses a method for controlling the air quantity of a range hood. The range hood includes: temperature sensor, ordinary amount of wind module and intelligence accuse amount of wind module, wherein, ordinary amount of wind module of temperature sensor communication connection and intelligence accuse amount of wind module for detect the bottom of a boiler temperature and with temperature data transmission to intelligence accuse amount of wind module, the amount of wind control method includes: s1-starting the intelligent air volume control module and starting a temperature sensor to collect temperature data every 0.5S; s2, calculating the average temperature value by the temperature sensor after the temperature is stable, and transmitting data to the intelligent control air quantity module; s3-the intelligent air volume control module compares the average temperature value with a preset temperature interval to determine and start an air volume gear; and S4-intelligently controlling the air quantity module to continuously receive the data transmitted by the temperature sensor and judge whether the air quantity gear needs to be switched until the shutdown is needed.
The range hood is provided with a direct-current variable-frequency motor, the air quantity gear can realize stepless speed regulation, and the range hood is provided with a single temperature sensor, can only collect the temperature of a left stove or a right stove, and can realize automatic gear switching of the air quantity along with the size of oil smoke to increase or reduce the air quantity. The boiler bottom temperature and the generated oil smoke concentration in each stage under various using states such as dish frying, soup stewing, frying and the like are collected and sampled in the early stage, and the corresponding data of the temperature and the air volume are obtained through conversion and are correspondingly set in a program. The temperature sensor and the intelligent air volume control module are matched with each other to adjust the air volume gear. Through a large amount of experimental data, the interval time of 0.5 second is most reasonable, namely, the data volume is not too large, and the situation cannot be reflected because the data is too small.
In a preferred embodiment of the present invention, the starting the intelligent air volume control module and the starting the temperature sensor to collect data comprises: open the intelligent volume of controlling wind function, the fan is in order to predetermine acquiescence gear work, and the temperature controller begins to collect data.
As shown in FIG. 1, the fan is in a preset default gear N1Working, the intelligent control air quantity module detects the starting current I0The temperature controller starts to collectAnd (4) data.
In a preferred embodiment of the present invention, the calculating the average temperature value and transmitting the data to the intelligent control air volume module by the temperature sensor after the temperature is stabilized includes: after the intelligent control air volume module is started for 20S, the temperature sensor calculates the average temperature value detected in 3S and transmits the average temperature value to the intelligent control air volume module.
As shown in FIG. 1, the temperature sensor detects every 0.5S, and calculates the average value T of the temperature detected within 3Sn. After the intelligent air volume control module is started, T0 is 20S, the temperature around the pot on the gas stove is generally considered to be low, and data transmission to the intelligent air volume control module is started at this time.
In a preferred embodiment of the present invention, the intelligently controlling the air volume module comparing the average temperature value with a preset temperature interval to determine and turn on the air volume gear comprises: the intelligent control air volume module is internally stored with a preset temperature interval, each temperature interval corresponds to one air volume gear, the intelligent control air volume module receives a temperature average value transmitted by the temperature sensor and compares the temperature average value with the preset temperature interval, and the air volume gear is determined according to the falling temperature interval. The method comprises the steps of measuring the temperature of the bottom of a boiler and the corresponding oil smoke concentration in the whole process under the using state of the gas stove, and adjusting an air volume gear to enable the oil smoke concentration to reach a standard, so that the corresponding relation between a temperature interval and an air volume gear is established, wherein the temperature interval is a preset temperature interval stored in an intelligent air volume control module.
As shown in fig. 1, the gas range is used for cooking, stewing, frying and the like. The whole stage from the pot placing to the final operation ending corresponds to different oil smoke concentrations and has different temperatures. The relationship between the temperature and the air quantity gear is established through measurement, the air quantity gear is switched for the oil smoke to improve the oil smoke concentration, and finally the relationship between the temperature and the air quantity gear is established. When the real-time temperature transmitted to the intelligent air volume control module falls into a certain temperature interval, the air volume gear is determined.
In a preferred embodiment of the present invention, the intelligently controlling the air volume module to continuously receive the data transmitted by the temperature sensor and determine whether the gear of the air volume needs to be changed includes: after the air quantity gear is determined, the temperature sensor continuously detects the temperature of the bottom of the pan and compares the front temperature value and the rear temperature value; if the absolute values of the temperature differences within 3 seconds are all larger than 50 degrees, switching the air quantity gear; if the absolute value of the temperature difference is less than or equal to 50 degrees, transmitting data to the intelligent air volume control module after 10 s; and the intelligent air volume control module judges whether air volume gears need to be converted.
If the absolute value of the temperature difference within 3 continuous seconds is greater than 50 degrees, the air quantity gear switching comprises the following steps: if the latter temperature is higher than the former temperature within 3 seconds continuously and the absolute value of the temperature difference between the former temperature and the latter temperature is greater than 50 degrees, the air quantity gear is converted into a preset maximum gear; and if the latter temperature is lower than the former temperature within 3 seconds continuously and the absolute value of the temperature difference between the former temperature and the latter temperature is greater than 50 degrees, the air quantity gear is converted into a preset minimum gear. If the absolute value of the temperature difference is less than or equal to 50 degrees, transmitting data to the intelligent control air volume module after 10s comprises the following steps: the absolute value of the temperature difference is less than or equal to 50 degrees, and the temperature sensor only detects data and does not transmit the data within 10 s.
Wherein, the corresponding air quantity gear N is startednAnd keeping 10S, not transmitting the data detected by the temperature sensor, restarting to transmit the data of the temperature sensor after 10S, judging whether the gear needs to be switched according to the preset relationship between the temperature and the air quantity gear, and circulating in sequence until a shutdown signal is received. If the temperature detected by the temperature sensor is more than 50 degrees positive than the temperature difference delta T detected last time and the detected data in 3 seconds are the same (compared with the data at the moment before 3 seconds), the temperature sensor can be immediately switched to the preset gear N without following the principle that 10S does not transmit dataMAX(ii) a If the detected temperature is more than 50 degrees minus the temperature difference Delta T detected in the previous time and the data are detected within 3 seconds, immediately switching to the preset gear Nmin(compare to the data at the moment 3 seconds ago).
In a preferred embodiment of the present invention, the range hood air volume control method further includes: if the temperature detected in 60S is always lower than the preset minimum value after the intelligent air volume control module is started, the intelligent air volume control module is stopped and the common air volume module is started. The preset minimum value is the temperature of the gas stove on the side where the temperature controller is located when the gas stove is not started, and the common air volume module only comprises one air volume gear.
Wherein if it is startedAfter gear control, the temperature detected in 60S is always lower than the preset value TninIf the normal air quantity is not set, the intelligent control function key is automatically turned to the normal air quantity key function, and the normal air quantity default gear N is started0。
In a preferred embodiment of the present invention, the range hood air volume control method further includes: if the intelligent air volume control module does not receive the data transmitted by the temperature sensor after exceeding 15S, judging that the temperature sensor is damaged, and giving an alarm; stopping the intelligent air volume control module and starting the common air volume module, and running until shutdown; and displaying the fault information of the temperature sensor when the range hood is started next time.
Wherein, if the intelligent air volume control module exceeds 15S and does not receive the data transmitted by the temperature sensor, the temperature controller is judged to be bad, the buzzer gives an alarm, the gear is converted into the common air volume, and a gear N is preset0And the corresponding temperature sensor key cannot be used for indicating the fault when the cigarette machine is started next time until the cigarette machine is shut down.
According to the air quantity control method of the range hood, the temperature sensor is used for collecting the temperature data of the bottom of the boiler and calculating the average value of the temperature data, then the average value is transmitted to the intelligent air quantity control module, the preset temperature intervals are stored in the intelligent air quantity control module, each temperature interval corresponds to one air quantity gear, and therefore the corresponding air quantity gear is determined after the transmitted temperature falls into a certain temperature interval. Real-time detection is still performed after the air quantity gear is determined so as to determine whether the gear needs to be changed.
In embodiments of the present invention, the term "plurality" means two or more unless explicitly defined otherwise. The terms "mounted," "connected," "secured," and the like are to be construed broadly, and for example, "connected" may be a fixed connection, a removable connection, or an integral connection. Specific meanings of the above terms in the embodiments of the present invention can be understood by those of ordinary skill in the art according to specific situations.
In the description of the embodiments of the present invention, it should be understood that the terms "upper", "lower", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience in describing the embodiments of the present invention and simplifying the description, but do not indicate or imply that the referred devices or units must have a specific direction, be configured in a specific orientation, and operate, and thus, should not be construed as limiting the embodiments of the present invention.
In the description herein, the appearances of the phrase "one embodiment," "a preferred embodiment," or the like, are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the embodiments of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes may be made to the present embodiment by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the embodiments of the present invention should be included in the protection scope of the embodiments of the present invention.
Claims (10)
1. A method for controlling the air quantity of a range hood is characterized in that the range hood comprises the following steps: temperature sensor, ordinary amount of wind module and intelligence accuse amount of wind module, wherein, temperature sensor communication connection the amount of wind module is controlled to the intelligence for detect the bottom of a boiler temperature and with temperature data transmission extremely the amount of wind module is controlled to the intelligence, the amount of wind control method includes:
starting an intelligent air volume control module and starting a temperature sensor to collect temperature data every 0.5S;
after the temperature is stable, the temperature sensor calculates the average temperature value and transmits data to the intelligent air quantity control module;
the intelligent air volume control module compares the temperature average value with a preset temperature interval to determine and start an air volume gear; and
the intelligent air volume control module continuously receives the data transmitted by the temperature sensor and judges whether air volume gears need to be converted or not.
2. The range hood air volume control method according to claim 1, wherein starting the intelligent air volume control module and starting the temperature sensor to collect data comprises: open the intelligent volume of controlling wind function, the fan is in order to predetermine acquiescence gear work, and the temperature controller begins to collect data.
3. The range hood air volume control method according to claim 1, wherein the step of calculating an average temperature value by the temperature sensor after the temperature is stabilized and transmitting data to the intelligent control air volume module comprises the steps of: after the intelligent control air volume module is started for 20S, the temperature sensor calculates the average temperature value detected in 3S and transmits the average temperature value to the intelligent control air volume module.
4. The range hood air volume control method according to claim 1, wherein the intelligently controlling air volume module compares the temperature average value with a preset temperature interval to determine and start an air volume gear comprises: the intelligent control air volume module is internally stored with a preset temperature interval, each temperature interval corresponds to one air volume gear, the intelligent control air volume module receives the temperature average value transmitted by the temperature sensor and the preset temperature interval, and the air volume gear is determined according to the falling temperature interval.
5. The range hood air volume control method according to claim 4, wherein the pan bottom temperature and the corresponding oil smoke concentration in the whole process are measured in a gas stove using state, and the air volume gear is adjusted to enable the oil smoke concentration to reach a standard, so that the corresponding relation between a temperature interval and an air volume gear is established, wherein the temperature interval is a preset temperature interval stored in the intelligent air volume control module.
6. The range hood air volume control method according to claim 1, wherein the intelligent air volume control module continues to receive data transmitted by the temperature sensor and judges whether an air volume gear needs to be changed or not comprises:
after the air quantity gear is determined, the temperature sensor continuously detects the temperature of the bottom of the pan and compares the front temperature value and the rear temperature value;
if the absolute values of the temperature differences within 3 seconds are all larger than 50 degrees, switching the air quantity gear;
if the absolute value of the temperature difference is less than or equal to 50 degrees, transmitting data to the intelligent air volume control module after 10 s; and
the intelligent air volume control module judges whether air volume gears need to be converted.
7. The range hood air volume control method according to claim 6, wherein switching the air volume gear if the absolute values of the temperature differences within 3 consecutive seconds are all greater than 50 ° comprises: if the latter temperature is higher than the former temperature within 3 seconds continuously and the absolute value of the temperature difference between the former temperature and the latter temperature is greater than 50 degrees, the air quantity gear is converted into a preset maximum gear;
and if the latter temperature is lower than the former temperature within 3 seconds continuously and the absolute value of the temperature difference between the former temperature and the latter temperature is greater than 50 degrees, the air quantity gear is converted into a preset minimum gear.
8. The range hood air volume control method according to claim 6, wherein if the absolute value of the temperature difference is less than or equal to 50 °, transmitting data to the intelligent air volume control module after 10s comprises:
if the absolute value of the temperature difference is less than or equal to 50 degrees, the temperature sensor in 10s only detects data and does not transmit data.
9. The range hood air volume control method according to claim 1, further comprising: if the intelligence is controlled the air volume module and is started the back, and the temperature that detects in the 60S is less than preset minimum all the time, then stops the intelligence is controlled the air volume module and is started ordinary air volume module, wherein, temperature when presetting minimum for the gas-cooker of temperature controller place side and not opening, ordinary air volume module only includes an amount of wind gear.
10. The range hood air volume control method according to claim 1, further comprising: if the intelligent control air volume module does not receive the data transmitted by the temperature sensor after exceeding 15S, judging that the temperature sensor is damaged, and giving an alarm;
stopping the intelligent air volume control module and starting the common air volume module, and running until shutdown; and
and displaying the fault information of the temperature sensor when the range hood is started next time.
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