CN107906574A - A kind of smoke exhaust ventilator and its control method - Google Patents
A kind of smoke exhaust ventilator and its control method Download PDFInfo
- Publication number
- CN107906574A CN107906574A CN201711416859.0A CN201711416859A CN107906574A CN 107906574 A CN107906574 A CN 107906574A CN 201711416859 A CN201711416859 A CN 201711416859A CN 107906574 A CN107906574 A CN 107906574A
- Authority
- CN
- China
- Prior art keywords
- controller
- exhaust ventilator
- smoke exhaust
- video information
- unit
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- 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.)
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24C—DOMESTIC STOVES OR RANGES ; DETAILS OF DOMESTIC STOVES OR RANGES, OF GENERAL APPLICATION
- F24C15/00—Details
- F24C15/20—Removing cooking fumes
- F24C15/2021—Arrangement or mounting of control or safety systems
Abstract
Smoke exhaust ventilator technical field of the present invention, discloses a kind of smoke exhaust ventilator and its control method, can realize the automatic intelligent control of smoke exhaust ventilator.Smoke exhaust ventilator specifically includes housing, wind turbine and controller, the bottom surface of the housing is equipped with inlet scoop, the wind turbine and controller are arranged on the enclosure interior, it is characterized in that, further include camera device and calculate analytic unit, the camera device is electrically connected with the calculating analytic unit, and the calculating analytic unit is electrically connected with the controller；The camera device, for obtaining the video information below smoke exhaust ventilator in real time, and video information is sent to the calculating analytic unit；The calculating analytic unit, for analyzing video information, generates analysis result, analysis result is sent to controller；The controller is controlled the wind turbine according to analysis result.
Description
Technical field
The present invention relates to smoke exhaust ventilator technical field, and in particular to a kind of smoke exhaust ventilator and its control method.
Background technology
Smoke exhaust ventilator is also known as range hood, is a kind of kitchen appliance for purifying kitchen environment.It is installed on kitchen range
Side, can take the harmful oil smoke produced in the waste and cooking process of cooking stove burning rapidly away, and discharge is outdoor, purification
Air, and have gas defence, the effect of explosion-proof safety guarantee.
Existing smoke exhaust ventilator intelligent control method carries out all based on sensor, for example temperature sensor, prolongs
Misinformation sensor etc., it has not been found that carrying out the smoke exhaust ventilator of intelligent control by video-unit.
The content of the invention
To solve the deficiencies in the prior art, it is an object of the invention to provide a kind of smoke exhaust ventilator and its control method, energy
Enough realize the automatic intelligent control of smoke exhaust ventilator.
In order to realize above-mentioned target, the present invention adopts the following technical scheme that：A kind of smoke exhaust ventilator, including housing, wind turbine
And controller, the bottom surface of the housing are equipped with inlet scoop, the wind turbine and controller are arranged on the enclosure interior, its feature exists
In, further include camera device and be electrically connected with analytic unit, the camera device is calculated with the calculating analytic unit, the calculating
Analytic unit is electrically connected with the controller；The camera device, for obtaining the video information below smoke exhaust ventilator in real time, and
Video information is sent to the calculating analytic unit；The calculating analytic unit, for analyzing video information, generation
Analysis result, analysis result is sent to controller；The controller is controlled the wind turbine according to analysis result.
Further, the camera device includes infrared thermal imaging camera unit and common camera unit, and described calculate is divided
Analysis unit is electrically connected with infrared thermal imaging camera unit, common camera unit respectively, and the infrared thermal imaging camera unit is used for
The infrared thermal imaging video information below smoke exhaust ventilator is obtained, the common camera unit is used to obtain general below smoke exhaust ventilator
Logical video information.
Further, the calculating analytic unit includes infrared contrast module, with infrared thermal imaging camera unit electricity
Connection, for analyzing infrared thermal imaging video information.
Further, the calculating analytic unit includes motion analysis module, is electrically connected, uses with the common camera unit
In analyzing the user action information in ordinary video.
Further, the calculating analytic unit includes smog analysis module, is electrically connected, uses with the common camera unit
In analyzing the oil smoke information in ordinary video.
A kind of control method of smoke exhaust ventilator, it is characterised in that comprise the following steps：
Step 1, camera device gathers the video information below smoke exhaust ventilator, and video information is sent to calculating and is analyzed
Unit；
Step 2, calculates analytic unit and the video information is analyzed, generate analysis result, and analysis result is sent out
Send to controller；
Step 3, controller are controlled wind turbine according to the analysis result.
Further, the method for the video information below the collection of camera device described in step 1 smoke exhaust ventilator is：Shooting
Device includes infrared thermal imaging camera unit and common camera unit, and the infrared thermal imaging camera unit is gathered under smoke exhaust ventilator
The infrared thermal imaging video information of side, the common camera unit gather the ordinary video information below smoke exhaust ventilator.
Further, the method that analytic unit analyzes the video information is calculated described in step 2 is：Will be red
Outer thermal imaging video information is contrasted with default infrared thermal imaging image, judges whether there is being heat source below smoke exhaust ventilator
Heat release, and send analysis result to controller；
Controller described in step 3 is to the method that wind turbine is controlled：It is exothermic that if controller has received heat source
Analysis result, then control wind turbine to start.
Further, the method that analytic unit analyzes the video information is calculated described in step 2 is：To general
The human action included in logical video information is analyzed, and judges whether the implication that the human action represents is to cook,
And send analysis result to controller；
Controller described in step 3 is to the method that wind turbine is controlled：If controller receives point cooked
Analysis is as a result, then control wind turbine to start.
Further, the method that analytic unit analyzes the video information is calculated described in step 2 is：To general
The oil smoke information included in logical video information is analyzed, and whether the concentration for calculating oil smoke exceedes the change of threshold value and oil smoke concentration
Trend, and analysis result is sent to controller；
Controller described in step 3 is to the method that wind turbine is controlled：Exceed if controller receives oil smoke concentration
The analysis result of threshold value, then control wind turbine to start；If controller, which receives oil smoke concentration, the analysis for the trend of increaseing or decreasing
As a result, wind turbine windscreen is then controlled to increase or reduce accordingly.
The invention has the beneficial effects that：
The present invention proposes a kind of smoke exhaust ventilator and its control method, and camera device obtains regarding below smoke exhaust ventilator in real time
Frequency information, according to the analysis video information as a result, control wind turbine starts and the size of adjustment wind turbine windscreen.The program is led to
Analysis video information is crossed to judge whether user is cooking, and then controls the unlatching of wind turbine, realizes the intelligence of smoke exhaust ventilator
Control.
Brief description of the drawings
Fig. 1 is a kind of structure diagram of smoke exhaust ventilator of the present invention；
Fig. 2 is the flow chart of the control method for the smoke exhaust ventilator that the present invention has camera device.
Embodiment
Make specific introduce to the present invention below in conjunction with the drawings and specific embodiments.
With reference to shown in Fig. 1, a kind of smoke exhaust ventilator of the present invention, including housing, wind turbine 120 and controller 110, the housing
Bottom surface is equipped with inlet scoop, and the wind turbine 120 and controller 110 are arranged on the enclosure interior, further includes camera device 130 and calculates
Analytic unit 140, the camera device 130 with it is described calculating analytic unit 140 be electrically connected, it is described calculating analytic unit 140 with
The controller 110 is electrically connected；The camera device 130, for obtaining the video information below smoke exhaust ventilator in real time, and will regard
Frequency information is sent to the calculating analytic unit 140；The calculating analytic unit 140, it is raw for analyzing video information
Into analysis as a result, sending analysis result to controller 110；The controller 110 is according to analysis result, to the wind turbine 120
It is controlled.
In one embodiment of the invention, the camera device 130 includes infrared thermal imaging camera unit 131 and common
Camera unit 132, the calculating analytic unit 140 are electric with infrared thermal imaging camera unit 131, common camera unit 132 respectively
Connection, the infrared thermal imaging camera unit 131 is used to obtain the infrared thermal imaging video information below smoke exhaust ventilator, described general
Logical camera unit 132 is used to obtain the ordinary video information below smoke exhaust ventilator.
On the basis of upper one embodiment, in an alternative embodiment of the invention, the calculating analytic unit 140 includes
Infrared contrast module 141, is electrically connected with the infrared thermal imaging camera unit 131, for analyzing infrared thermal imaging video information.
Specifically, have in infrared contrast module 141 no heat source (electromagnetic oven, gas stove, stove fire when) heat release when infrared thermal imaging
Image, the infrared thermal imaging video gathered in real time and above-mentioned image comparison can be analyzed below smoke exhaust ventilator by algorithm
Whether have that heat source is highly exothermic, and then be inferred to whether heating and cook.The algorithm is the prior art, no longer superfluous herein
State.
Further, the calculating analytic unit 140 includes motion analysis module 142, with the common camera unit 132
It is electrically connected, for analyzing the user action information in ordinary video.Specifically, motion analysis module 142 is gathered by analyzing
Video in human body action, thus it is speculated that whether the human action is the daily action cooked.Analysis to human action in video
Algorithm has had many schemes to disclose, and belongs to the prior art, is not repeating herein.
Further, the calculating analytic unit 140 includes smog analysis module 143, with the common camera unit 132
It is electrically connected, for analyzing the oil smoke information in ordinary video.Specifically, cooking generally can all produce oil smoke, smog analysis mould
Block can calculate the concentration of oil smoke and the variation tendency of oil smoke concentration by analyzing the oil smoke information in video information.It is logical
Technical solution someone's disclosure of video analysis smokescope is crossed, is also repeated no more herein.
With reference to shown in Fig. 2, the invention also provides a kind of control method of smoke exhaust ventilator, comprise the following steps：
S10, camera device gathers the video information below smoke exhaust ventilator, and video information is sent to calculating analysis list
Member；
S20, calculates analytic unit and the video information is analyzed, generate analysis result, and analysis result is sent
To controller；
S30, controller are controlled wind turbine according to the analysis result.
In one embodiment of the invention, the video information below the collection of camera device described in step 1 smoke exhaust ventilator
Method be：Camera device includes infrared thermal imaging camera unit and common camera unit, the infrared thermal imaging camera unit
The infrared thermal imaging video information below smoke exhaust ventilator is gathered, the common camera unit gathers commonly regarding below smoke exhaust ventilator
Frequency information.
On the basis of upper one embodiment, it is single that analysis is calculated in an alternative embodiment of the invention, described in step 2
The method analyzed the video information of member is：By infrared thermal imaging video information and default infrared thermal imaging image into
Row contrast, judges whether there is heat source just in heat release below smoke exhaust ventilator, and sends analysis result to controller.Specifically, will
The infrared thermal imaging video that gathers in real time and prestore without heat source (electromagnetic oven, gas stove, stove fire when) heat release when infrared heat into
As image comparison, just whether can be analyzed below smoke exhaust ventilator by algorithm has that heat source is highly exothermic, and then be inferred to
Cook in heating.
Controller described in step 3 is to the method that wind turbine is controlled：It is exothermic that if controller has received heat source
Analysis result, illustrates cooking, then controller control wind turbine starts.
In yet another embodiment of the present invention, analytic unit is calculated described in step 2 to divide the video information
The method of analysis is：The human action included in ordinary video information is analyzed, judges the implication that the human action represents
Whether it is to cook, and analysis result is sent to controller.
Controller described in step 3 is to the method that wind turbine is controlled：If controller receives point cooked
Analysis is as a result, then control wind turbine to start.
In yet another embodiment of the present invention, analytic unit is calculated described in step 2 to divide the video information
The method of analysis is：The oil smoke information included in ordinary video information is analyzed, whether the concentration for calculating oil smoke exceedes threshold value
With the variation tendency of oil smoke concentration, and analysis result is sent to controller.
Controller described in step 3 is to the method that wind turbine is controlled：Exceed if controller receives oil smoke concentration
The analysis result of threshold value, illustrates cooking, then controller control wind turbine starts.The oil smoke concentration threshold value can be as needed
Sets itself, no longer limits herein.
In addition, if controller, which receives oil smoke concentration, the analysis result for the trend of increaseing or decreasing, then controller controls
Wind turbine increases or reduces windscreen accordingly.
The basic principles, main features and advantages of the invention have been shown and described above.The technical staff of the industry should
Understand, the invention is not limited in any way for above-described embodiment, all to be obtained by the way of equivalent substitution or equivalent transformation
Technical solution, all falls within protection scope of the present invention.
Claims (10)
1. a kind of smoke exhaust ventilator, including housing, wind turbine and controller, the bottom surface of the housing is equipped with inlet scoop, the wind turbine and
Controller is arranged on the enclosure interior, it is characterised in that further include camera device and calculate analytic unit, the camera device with
The calculating analytic unit is electrically connected, and the calculating analytic unit is electrically connected with the controller；The camera device, for reality
When obtain video information below smoke exhaust ventilator, and video information is sent to the calculating analytic unit；It is described to calculate analysis
Unit, for analyzing video information, generates analysis result, analysis result is sent to controller；The controller root
According to analysis result, the wind turbine is controlled.
2. a kind of smoke exhaust ventilator according to claim 1, it is characterised in that the camera device is taken the photograph including infrared thermal imaging
As unit and common camera unit, the calculating analytic unit is electric with infrared thermal imaging camera unit, common camera unit respectively
Connection, the infrared thermal imaging camera unit is used to obtain the infrared thermal imaging video information below smoke exhaust ventilator, described common
Camera unit is used to obtain the ordinary video information below smoke exhaust ventilator.
3. a kind of smoke exhaust ventilator according to claim 2, it is characterised in that the calculating analytic unit includes infrared contrast
Module, is electrically connected with the infrared thermal imaging camera unit, for analyzing infrared thermal imaging video information.
4. a kind of smoke exhaust ventilator according to claim 2, it is characterised in that the calculating analytic unit includes motion analysis
Module, is electrically connected with the common camera unit, for analyzing the user action information in ordinary video.
5. according to a kind of smoke exhaust ventilator described in any one of claim 2~4, it is characterised in that the calculating analytic unit
Including smog analysis module, it is electrically connected with the common camera unit, for analyzing the oil smoke information in ordinary video.
6. a kind of control method of smoke exhaust ventilator, it is characterised in that comprise the following steps：
Step 1, camera device gathers the video information below smoke exhaust ventilator, and video information is sent to calculating analytic unit；
Step 2, calculate analytic unit the video information is analyzed, generate analysis result, and by analysis result send to
Controller；
Step 3, controller are controlled wind turbine according to the analysis result.
7. the control method of a kind of smoke exhaust ventilator according to claim 6, it is characterised in that dress is imaged described in step 1
Putting the method for video information below collection smoke exhaust ventilator is：Camera device includes infrared thermal imaging camera unit and common shooting
Unit, the infrared thermal imaging camera unit gather the infrared thermal imaging video information below smoke exhaust ventilator, the common shooting
Ordinary video information below unit collection smoke exhaust ventilator.
8. the control method of a kind of smoke exhaust ventilator according to claim 7, it is characterised in that calculate and divide described in step 2
Analysing the method that unit analyzes the video information is：By infrared thermal imaging video information and default infrared thermal imaging figure
As being contrasted, judge whether there is heat source just in heat release below smoke exhaust ventilator, and analysis result is sent to controller；
Controller described in step 3 is to the method that wind turbine is controlled：If controller has received the exothermic analysis of heat source
As a result, then wind turbine is controlled to start.
9. the control method of a kind of smoke exhaust ventilator according to claim 7, it is characterised in that calculate and divide described in step 2
Analysing the method that unit analyzes the video information is：The human action included in ordinary video information is analyzed,
Judge whether the implication that the human action represents is to cook, and analysis result is sent to controller；
Controller described in step 3 is to the method that wind turbine is controlled：If controller receives the analysis knot cooked
Fruit, then control wind turbine to start.
10. according to a kind of control method of smoke exhaust ventilator described in any one of claim 7~9, it is characterised in that step 2
Described in calculate the method analyzed the video information of analytic unit and be：Analytic unit is calculated described in step 2 to institute
Stating the method that video information is analyzed is：The oil smoke information included in ordinary video information is analyzed, calculates oil smoke
Whether concentration exceedes threshold value and the variation tendency of oil smoke concentration, and analysis result is sent to controller；
Controller described in step 3 is to the method that wind turbine is controlled：If controller, which receives oil smoke concentration, exceedes threshold value
Analysis result, then control wind turbine start；If controller, which receives oil smoke concentration, the analysis result for the trend of increaseing or decreasing,
Wind turbine windscreen is then controlled to increase or reduce accordingly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711416859.0A CN107906574A (en) | 2017-12-24 | 2017-12-24 | A kind of smoke exhaust ventilator and its control method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711416859.0A CN107906574A (en) | 2017-12-24 | 2017-12-24 | A kind of smoke exhaust ventilator and its control method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107906574A true CN107906574A (en) | 2018-04-13 |
Family
ID=61871108
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711416859.0A Pending CN107906574A (en) | 2017-12-24 | 2017-12-24 | A kind of smoke exhaust ventilator and its control method |
Country Status (1)
| Country | Link |
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| CN (1) | CN107906574A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021204235A1 (en) * | 2020-04-09 | 2021-10-14 | 佛山市顺德区美的洗涤电器制造有限公司 | Fire turn-off detection method and apparatus for cooking device, and range hood and storage medium |
| CN113915657A (en) * | 2021-10-28 | 2022-01-11 | 宁波方太厨具有限公司 | Smoke machine and control method and system of smoke machine |
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| CN102121906A (en) * | 2011-01-31 | 2011-07-13 | 无锡中星微电子有限公司 | Smoke detection system as well as intelligent control system and intelligent control method of range hood |
| WO2015144616A1 (en) * | 2014-03-26 | 2015-10-01 | Faber S.P.A. | Gesturally controlled extractor hood and control method thereof |
| CN205065848U (en) * | 2015-09-29 | 2016-03-02 | 九阳股份有限公司 | Range hood |
| CN105465851A (en) * | 2014-07-17 | 2016-04-06 | 博西华电器（江苏）有限公司 | Oil fume exhaust ventilator and oil fume exhaust ventilator control method |
| CN107120701A (en) * | 2017-05-04 | 2017-09-01 | 广东万家乐燃气具有限公司 | A kind of range hood with human body intelligent identification function and gesture operation |
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2017
- 2017-12-24 CN CN201711416859.0A patent/CN107906574A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102121906A (en) * | 2011-01-31 | 2011-07-13 | 无锡中星微电子有限公司 | Smoke detection system as well as intelligent control system and intelligent control method of range hood |
| WO2015144616A1 (en) * | 2014-03-26 | 2015-10-01 | Faber S.P.A. | Gesturally controlled extractor hood and control method thereof |
| CN105465851A (en) * | 2014-07-17 | 2016-04-06 | 博西华电器（江苏）有限公司 | Oil fume exhaust ventilator and oil fume exhaust ventilator control method |
| CN205065848U (en) * | 2015-09-29 | 2016-03-02 | 九阳股份有限公司 | Range hood |
| CN107120701A (en) * | 2017-05-04 | 2017-09-01 | 广东万家乐燃气具有限公司 | A kind of range hood with human body intelligent identification function and gesture operation |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021204235A1 (en) * | 2020-04-09 | 2021-10-14 | 佛山市顺德区美的洗涤电器制造有限公司 | Fire turn-off detection method and apparatus for cooking device, and range hood and storage medium |
| CN113915657A (en) * | 2021-10-28 | 2022-01-11 | 宁波方太厨具有限公司 | Smoke machine and control method and system of smoke machine |
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Application publication date: 20180413 |