CN108282949A - For the illumination control method of kitchen ventilator, illumination control apparatus and kitchen ventilator system - Google Patents
For the illumination control method of kitchen ventilator, illumination control apparatus and kitchen ventilator system Download PDFInfo
- Publication number
- CN108282949A CN108282949A CN201810287440.8A CN201810287440A CN108282949A CN 108282949 A CN108282949 A CN 108282949A CN 201810287440 A CN201810287440 A CN 201810287440A CN 108282949 A CN108282949 A CN 108282949A
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- China
- Prior art keywords
- value
- brightness
- hearth
- ambient light
- color
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Classifications
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B47/00—Circuit arrangements for operating light sources in general, i.e. where the type of light source is not relevant
- H05B47/10—Controlling the light source
- H05B47/105—Controlling the light source in response to determined parameters
- H05B47/11—Controlling the light source in response to determined parameters by determining the brightness or colour temperature of ambient light
-
- 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
-
- 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
- F24C15/2064—Removing cooking fumes illumination for cooking hood
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
- Y02B20/40—Control techniques providing energy savings, e.g. smart controller or presence detection
Abstract
The invention discloses a kind of illumination control methods for kitchen ventilator, including：Acquire the image of current hearth；According to the image of current hearth, judge whether the color temperature value of the ambient light of current hearth and brightness value meet preset operating condition；When judging that the color temperature value of the ambient light of current hearth does not meet preset operating condition, the colour temperature of adjusting illuminating lamp；When judging that the brightness value of the ambient light of current hearth does not meet preset operating condition, the brightness of adjusting illuminating lamp.Invention additionally discloses a kind of illumination control apparatus for kitchen ventilator and kitchen ventilator systems.The image that the embodiment of the present invention passes through the current hearth of acquisition, and according to the image of current hearth, when judging that the color temperature value of ambient light of current hearth and brightness value do not meet preset operating condition, the colour temperature of adjusting illuminating lamp and brightness, so that it is guaranteed that the ambient light of current hearth meets corresponding colour temperature and brightness requirement, to improve the accuracy that user judges food materials color, it is ensured that user can make delicious dish.
Description
Technical field
The present invention relates to intelligent appliance technical fields, more particularly to a kind of illumination control method, photograph for kitchen ventilator
Bright control device and kitchen ventilator system.
Background technology
In one day different periods, the color temperature value and brightness value of ambient light understand difference, such as the color of noon ambient light
Temperature value and brightness value are higher, and the color temperature value and brightness value of ambient light are then relatively low at sunset.And the color meeting for the object that people sees
It is influenced by the colour temperature and brightness of ambient light, therefore causes the people to cook may be due to by environment to the color judgement of food
The influence of light and judge by accident.In addition, the color of observation food materials is needed when cooking certain cuisines, to make different operations,
If the people to cook due to being led to deviation occur to the judgement of the colors of food materials by the colour temperature of ambient light and the influence of brightness,
The taste for the dish made can be caused to have differences, for example, the dish that does of noon and the same taste to plant vegetables that does at dusk there may be compared with
Big difference.
Currently, existing kitchen ventilator generally all has headlamp, to adjust the colour temperature of the ambient light of hearth by headlamp
And brightness, consequently facilitating user preferably judges the color of food materials.But in implementing process of the present invention, inventor has found existing
Have in technology that at least there are the following problems：Since the colour temperature of the headlamp on existing kitchen ventilator and brightness are fixed, lead
Cause existing kitchen ventilator can not be according to the ambient light of hearth come the colour temperature of automatic adjusting illuminating lamp and brightness, so as to cause being unable to ensure
The ambient light of hearth meets corresponding colour temperature and brightness requirement, and then user is caused to be unable to judge accurately the colors of food materials.
Invention content
The purpose of the embodiment of the present invention is to provide a kind of illumination control method, illumination control apparatus and oil for kitchen ventilator
Smoke machine system, to solve existing kitchen ventilator due to can not be according to the ambient light of hearth come the colour temperature of automatic adjusting illuminating lamp and brightness
And lead to not ensure the technical issues of ambient light of hearth meets corresponding colour temperature and brightness requirement, to improve user to food materials
The accuracy that color judges.
In order to solve the above-mentioned technical problem, the embodiment of the present invention provides a kind of illumination control method for kitchen ventilator, packet
Include step：
Acquire the image of current hearth；
According to the image of current hearth, it is preset to judge whether the color temperature value of the ambient light of current hearth and brightness value meet
Operating condition；
When judging that the color temperature value of the ambient light of current hearth does not meet preset operating condition, the color of adjusting illuminating lamp
Temperature；
When judging that the brightness value of the ambient light of current hearth does not meet preset operating condition, adjusting illuminating lamp it is bright
Degree.
Preferably, the image of the current hearth of the basis judges the color temperature value of the ambient light of current hearth and bright
Whether angle value meets preset operating condition, specifically includes step：
Obtain the pixel color value of the image of current hearth；
Calculate the colour-difference of the pixel color value of the image of current hearth and the pixel color value of the image of preset hearth
Value；
When the absolute value of the color difference is less than or equal to preset color difference threshold value, the ring of current hearth is judged
The color temperature value and brightness value of border light meet preset operating condition；
When the absolute value of the color difference is more than preset color difference threshold value, the ambient light of current hearth is judged
Color temperature value and brightness value do not meet preset operating condition.
Preferably, described when the color temperature value of the ambient light of the current hearth of judgement does not meet preset operating condition
When, the colour temperature of adjusting illuminating lamp specifically includes step：
When judging that the color temperature value of the ambient light of current hearth does not meet preset operating condition, by inquiring color temperature adjustment
The relation table of value and color difference obtains corresponding color temperature adjustment value according to the color difference；
According to the color temperature adjustment value, the colour temperature of the headlamp is adjusted.
Preferably, described when the brightness value of the ambient light of the current hearth of judgement does not meet preset operating condition
When, the brightness of adjusting illuminating lamp specifically includes step：
When judging that the brightness value of the ambient light of current hearth does not meet preset operating condition, by inquiring brightness regulation
The relation table of value and color difference obtains corresponding brightness regulation value according to the color difference；
According to the brightness regulation value, the brightness of the headlamp is adjusted.
Preferably, the image of the current hearth of acquisition, specifically includes step：
Obtain the brightness value of the ambient light of the collected current hearth of environmental sensor；
When judging that it is bright that the brightness value of the ambient light of the collected current hearth of environmental sensor meets preset first
When angle value, the image of current hearth is acquired.
In order to solve identical technical problem, the embodiment of the present invention also provides a kind of Lighting control dress for kitchen ventilator
It sets, including：
Image capture module, the image for acquiring current hearth；
Judgment module judges the color temperature value and brightness value of the ambient light of current hearth for the image according to current hearth
Whether preset operating condition is met；
Color temperature adjustment module, the color temperature value for the ambient light when the current hearth of judgement do not meet preset operating condition
When, the colour temperature of adjusting illuminating lamp；
Luminance adjustment module, the brightness value for the ambient light when the current hearth of judgement do not meet preset operating condition
When, the brightness of adjusting illuminating lamp.
Preferably, the judgment module specifically includes：
Pixel color value acquiring unit, the pixel color value of the image for obtaining current hearth；
Computing unit, the pixel face of the pixel color value and the image of preset hearth of the image for calculating current hearth
The color difference of color value；
First judging unit is less than or equal to preset color difference threshold value for the absolute value when the color difference
When, judge that the color temperature value of the ambient light of current hearth and brightness value meet preset operating condition；
Second judging unit, for when the absolute value of the color difference is more than preset color difference threshold value, judging
The color temperature value and brightness value of the ambient light of current hearth do not meet preset operating condition.
Preferably, the color temperature adjustment module specifically includes：
Color temperature adjustment value obtaining unit, the color temperature value for the ambient light when the current hearth of judgement do not meet preset work
When condition, by inquiring the relation table of color temperature adjustment value and color difference, corresponding colour temperature tune is obtained according to the color difference
Section value；
Color temperature adjustment unit, for according to the color temperature adjustment value, adjusting the colour temperature of the headlamp.
Preferably, the luminance adjustment module specifically includes：
Brightness regulation value obtaining unit, the brightness value for the ambient light when the current hearth of judgement do not meet preset work
When condition, by inquiring the relation table of brightness regulation value and color difference, corresponding brightness tune is obtained according to the color difference
Section value；
Brightness adjusting unit, for according to the brightness regulation value, adjusting the brightness of the headlamp.
Preferably, described image acquisition module specifically includes：
Brightness value acquiring unit, the brightness value of the ambient light for obtaining the collected current hearth of environmental sensor；
Image acquisition units, for the brightness value when the ambient light for judging the collected current hearth of environmental sensor
When meeting preset first brightness value, the image of current hearth is acquired.
In order to solve identical technical problem, the embodiment of the present invention also provides a kind of kitchen ventilator system, including kitchen ventilator, can
The color-temperature regulating and lamp of brightness, the camera and above-mentioned illumination control apparatus for kitchen ventilator, the kitchen ventilator and described adjustable
Section colour temperature and the lamp of brightness are electrically connected with the illumination control apparatus for kitchen ventilator.
The embodiment of the present invention provides a kind of for the illumination control method of kitchen ventilator, illumination control apparatus and kitchen ventilator system
System, acquires the image of current hearth first, further according to the image of current hearth, judge the ambient light of current hearth color temperature value and
Whether brightness value meets preset operating condition, does not finally meet preset work in the color temperature value of the ambient light of the current hearth of judgement
When making condition, the colour temperature of adjusting illuminating lamp, and judging that the brightness value of the ambient light of current hearth do not meet preset work
When condition, the brightness of adjusting illuminating lamp.The embodiment of the present invention is by acquiring the image of current hearth, and according to the figure of current hearth
Picture, when judging that the color temperature value of ambient light of current hearth and brightness value do not meet preset operating condition, automatic adjustment illumination
The colour temperature of lamp and brightness, so that it is guaranteed that the ambient light of current hearth meets corresponding colour temperature and brightness requirement, to improve user couple
The accuracy that food materials color judges, and then ensure that user can make delicious dish.
Description of the drawings
Fig. 1 is the flow chart provided by the present invention for one embodiment of the illumination control method of kitchen ventilator；
Fig. 2 is the flow chart of the step S12 in the embodiment of the present invention；
Fig. 3 is the flow chart of the step S13 in the embodiment of the present invention；
Fig. 4 is the flow chart of the step S14 in the embodiment of the present invention；
Fig. 5 is the flow chart of the step S11 in the embodiment of the present invention；
Fig. 6 is the structure diagram provided by the present invention for one embodiment of the illumination control apparatus of kitchen ventilator；
Fig. 7 is the structure diagram of the judgment module in the embodiment of the present invention；
Fig. 8 is the structure diagram of the color temperature adjustment module in the embodiment of the present invention；
Fig. 9 is the structure diagram of the luminance adjustment module in the embodiment of the present invention；
Figure 10 is the structure diagram of the image capture module in the embodiment of the present invention.
Specific implementation mode
With reference to the accompanying drawings and examples, the specific implementation mode of the present invention is described in further detail.Implement below
Example is not limited to the scope of the present invention for illustrating the present invention.
As shown in Figure 1, a kind of flow of one embodiment of illumination control method for kitchen ventilator provided by the invention
Figure, including step：
S11 acquires the image of current hearth；
It is pre- to judge whether the color temperature value of the ambient light of current hearth and brightness value meet according to the image of current hearth by S12
If operating condition；
S13, when judging that the color temperature value of the ambient light of current hearth does not meet preset operating condition, adjusting illuminating lamp
Colour temperature；
S14, when judging that the brightness value of the ambient light of current hearth does not meet preset operating condition, adjusting illuminating lamp
Brightness.
In specific implementation, whether the color temperature value that the ambient light for judging current hearth can be used meets preset colour temperature
Value, and judge whether the brightness value of the ambient light of current hearth meets the mode of preset second brightness value to judge current stove
Whether the color temperature value and brightness value of the ambient light of platform meet preset operating condition, then：
Above-mentioned steps S12 is specially：According to the image of current hearth, judge the ambient light of current hearth color temperature value whether
Meet preset color temperature value, and judges whether the brightness of the ambient light of current hearth meets preset second brightness value；
Above-mentioned steps S13 is specially：When judging that the color temperature value of the ambient light of current hearth does not meet preset color temperature value,
The colour temperature of adjusting illuminating lamp；
Above-mentioned steps S14 is specially：When the brightness value of the ambient light of the current hearth of judgement does not meet preset second brightness
When value, the brightness of adjusting illuminating lamp.
In embodiments of the present invention, the illumination control method for kitchen ventilator is by acquiring the image of current hearth,
And according to the image of current hearth, preset work item is not met in the color temperature value and brightness value for judging the ambient light of current hearth
When part, colour temperature and the brightness of headlamp are automatically adjusted, so that it is guaranteed that the ambient light of current hearth meets corresponding colour temperature and brightness
It is required that improve the accuracy that user judges food materials color, and then ensure that user can make delicious dish.
In embodiments of the present invention, in order to according to the ambient light of the current hearth of image accurate judgement of current hearth
Whether color temperature value and brightness value meet preset operating condition, to adjust colour temperature and the brightness of the headlamp in time, preferably：
The step S11 in the present embodiment is specially：Acquire the image of the white blocks on current hearth；Further
Ground, the step S11 in the present embodiment are further：The image of the white blocks on current hearth is acquired by camera；
The step S12 in the present embodiment is specially：According to the image of the white blocks on current hearth, current stove is judged
Whether the color temperature value of the ambient light of platform meets preset color temperature value, and judges whether the brightness of the ambient light of current hearth meets
Preset second brightness value.
As shown in Fig. 2, in order to the ambient light of the current hearth of accurate judgement color temperature value and brightness value whether meet it is pre-
If operating condition, to adjust colour temperature and the brightness of the headlamp in time, the step S12 in the present embodiment is specifically included
Step：
S121 obtains the pixel color value of the image of current hearth；
S122 calculates the face of the pixel color value of the image of current hearth and the pixel color value of the image of preset hearth
Value of chromatism；
S123 judges current stove when the absolute value of the color difference is less than or equal to preset color difference threshold value
The color temperature value and brightness value of the ambient light of platform meet preset operating condition；
S124 judges the ring of current hearth when the absolute value of the color difference is more than preset color difference threshold value
The color temperature value and brightness value of border light do not meet preset operating condition.
In embodiments of the present invention, on the basis of obtaining the pixel color value of present image, the figure of current hearth is calculated
The color difference of the pixel color value of picture and the pixel color value of the image of preset hearth, and by comparing the exhausted of color difference
Whether preset work is met come the color temperature value and brightness value for judging the ambient light of current hearth to value and preset colour-difference threshold value
Make condition, so that it is guaranteed that capableing of the color temperature value of the ambient light of the current hearth of accurate judgement and whether brightness value meets preset work
Condition, to adjust colour temperature and the brightness of the headlamp in time.
As shown in figure 3, in order to accurately adjust the colour temperature of the headlamp, to ensure the color of the ambient light of current hearth
Temperature meets corresponding colour temperature requirement, and the step S13 in the present embodiment specifically includes step：
S131, when judging that the color temperature value of the ambient light of current hearth does not meet preset operating condition, by inquiring color
The relation table of warm regulated value and color difference obtains corresponding color temperature adjustment value according to the color difference；
S132 adjusts the colour temperature of the headlamp according to the color temperature adjustment value.
In embodiments of the present invention, preset operating condition is not met in the color temperature value of the ambient light of the current hearth of judgement
When, by inquiring the relation table of color temperature adjustment value and color difference, corresponding color temperature adjustment value is obtained according to the color difference,
Accurately to adjust the colour temperature of the headlamp, so that it is guaranteed that the colour temperature of the ambient light of current hearth meets corresponding colour temperature requirement,
And then further ensure that user is capable of the color of accurate judgement food materials.
As shown in figure 4, in order to accurately adjust the brightness of the headlamp, with ensure current hearth ambient light it is bright
Degree meets corresponding brightness requirement, and the step S14 in the present embodiment specifically includes step：
S141, it is bright by inquiring when judging that the brightness value of the ambient light of current hearth does not meet preset operating condition
The relation table for spending regulated value and color difference obtains corresponding brightness regulation value according to the color difference；
S142 adjusts the brightness of the headlamp according to the brightness regulation value.
In embodiments of the present invention, when judging that the brightness of the ambient light of current hearth does not meet preset operating condition,
By inquiring the relation table of brightness regulation value and color difference, corresponding brightness regulation value is obtained according to the color difference, with
The brightness of the headlamp is accurately adjusted, so that it is guaranteed that the brightness of the ambient light of current hearth meets corresponding brightness requirement, into
And it further ensures that user and is capable of the color of accurate judgement food materials.
As shown in figure 5, in order to accurately obtain the image of current hearth, the step S11 in the present embodiment is specifically included
Step：
S111 obtains the brightness value of the ambient light of the collected current hearth of environmental sensor；
S112, when judging that the brightness value of the ambient light of the collected current hearth of environmental sensor meets preset the
When one brightness value, the image of current hearth is acquired.
In embodiments of the present invention, the brightness of the ambient light of current hearth is acquired by the environmental sensor, and in institute
When stating the ambient light of the collected current hearth of environmental sensor and meeting preset first brightness value, the figure of current hearth is just acquired
Picture, to ensure that the image of current hearth acquires under preset first brightness value, so that it is guaranteed that can accurately obtain current
The image of hearth.In addition, the ambient light of the collected current hearth of the environmental sensor brightness value do not meet it is preset
When the first brightness value, user can first adjust the brightness of the headlamp, more effectively to obtain the image of current hearth.
In order to solve identical technical problem, the embodiment of the present invention also provides a kind of Lighting control dress for kitchen ventilator
It sets.As shown in fig. 6, it is the structure diagram provided by the present invention for one embodiment of the illumination control apparatus of kitchen ventilator,
Including：
Image capture module 11, the image for acquiring current hearth；
Judgment module 12 judges color temperature value and the brightness of the ambient light of current hearth for the image according to current hearth
Whether value meets preset operating condition；
Color temperature adjustment module 13, the color temperature value for the ambient light when the current hearth of judgement do not meet preset operating condition
When, the colour temperature of adjusting illuminating lamp；
Luminance adjustment module 14, the brightness value for the ambient light when the current hearth of judgement do not meet preset operating condition
When, the brightness of adjusting illuminating lamp.
In specific implementation, the judgment module 12 can be by judging whether the color temperature value of the ambient light of current hearth accords with
Preset color temperature value is closed, and judges whether the brightness value of the ambient light of current hearth meets preset second brightness value to judge
Whether the color temperature value and brightness value of the ambient light of current hearth meet preset operating condition, then：
Above-mentioned judgment module 12 is specifically used for：According to the image of current hearth, the colour temperature of the ambient light of current hearth is judged
Whether value meets preset color temperature value, and judges whether the brightness of the ambient light of current hearth meets preset second brightness
Value；
Above-mentioned color temperature adjustment module 13 is specifically used for：When judging that it is preset that the color temperature value of the ambient light of current hearth is not met
When color temperature value, the colour temperature of adjusting illuminating lamp；
Above-mentioned luminance adjustment module 14 is specifically used for：When judging that it is preset that the brightness value of the ambient light of current hearth is not met
When the second brightness value, the brightness of adjusting illuminating lamp.
In embodiments of the present invention, the image of current hearth is acquired by described image acquisition module 11 first, then is passed through
The judgment module 12 judges whether the color temperature value of the ambient light of current hearth and brightness value meet according to the image of current hearth
Preset operating condition, the color temperature value finally by the color temperature adjustment module 13 in the ambient light of the current hearth of judgement are not met
When preset operating condition, the colour temperature of adjusting illuminating lamp, and current hearth is being judged by the luminance adjustment module 14
When the brightness value of ambient light does not meet preset operating condition, the brightness of adjusting illuminating lamp.The illumination control for kitchen ventilator
Device processed acquires the figure of current hearth by described image acquisition module 11, and according to the image of current hearth, works as in judgement
When the color temperature value and brightness value of the ambient light of preceding hearth do not meet preset operating condition, pass through 13 He of color temperature adjustment module
The luminance adjustment module 14 automatically adjusts colour temperature and the brightness of headlamp respectively, so that it is guaranteed that the ambient light of current hearth meets
Corresponding colour temperature and brightness requirement, to improve the accuracy that user judges food materials color, and then ensure that user can make U.S.
The dish of taste.
In embodiments of the present invention, in order to according to the image of the collected current hearth of described image acquisition module 11
Whether the color temperature value and brightness value for carrying out the ambient light of the current hearth of accurate judgement meet preset operating condition, to adjust institute in time
Colour temperature and the brightness of headlamp are stated, preferably：
Described image acquisition module 11 in the present embodiment is specifically used for：Acquire the image of the white blocks on current hearth；
Further, the described image acquisition module 11 in the present embodiment is further used for：It is acquired on current hearth by camera
White blocks image；
The judgment module 12 in the present embodiment is specifically used for：According to the image of the white blocks on current hearth, judge
Whether the color temperature value of the ambient light of current hearth meets preset color temperature value, and judges that the brightness of the ambient light of current hearth is
It is no to meet preset second brightness value.
As shown in fig. 7, in order to the ambient light of the current hearth of accurate judgement color temperature value and brightness value whether meet it is pre-
If operating condition, to adjust colour temperature and the brightness of the headlamp in time, the judgment module 12 in the present embodiment is specific
Including：
Pixel color value acquiring unit 121, the pixel color value of the image for obtaining current hearth；
Computing unit 122, the picture of the pixel color value and the image of preset hearth of the image for calculating current hearth
The color difference of plain color value；
First judging unit 123 is less than or equal to preset color difference threshold for the absolute value when the color difference
When value, judge that the color temperature value of the ambient light of current hearth and brightness value meet preset operating condition；
Second judging unit 124, for when the absolute value of the color difference is more than preset color difference threshold value, sentencing
The color temperature value and brightness value of the ambient light of settled preceding hearth do not meet preset operating condition.
In embodiments of the present invention, in the pixel face for obtaining present image by the pixel color value acquiring unit 121
On the basis of color value, the pixel color value of the image of current hearth and preset hearth are calculated by the computing unit 122
The color difference of the pixel color value of image, and judge with preset colour-difference threshold value by comparing the absolute value of color difference
Whether the color temperature value and brightness value of the ambient light of current hearth meet preset operating condition, so that it is guaranteed that can accurate judgement work as
Whether the color temperature value and brightness value of the ambient light of preceding hearth meet preset operating condition, to adjust the color of the headlamp in time
Mild brightness.
As shown in figure 8, in order to accurately adjust the colour temperature of the headlamp, to ensure the color of the ambient light of current hearth
Temperature meets corresponding colour temperature requirement, and the color temperature adjustment module 13 in the present embodiment specifically includes：
Color temperature adjustment value obtaining unit 131, the color temperature value for the ambient light when the current hearth of judgement do not meet preset
When operating condition, by inquiring the relation table of color temperature adjustment value and color difference, corresponding color is obtained according to the color difference
Warm regulated value；
Color temperature adjustment unit 132, for according to the color temperature adjustment value, adjusting the colour temperature of the headlamp.
In embodiments of the present invention, by the color temperature adjustment value obtaining unit 131 in the ambient light for judging current hearth
Color temperature value when not meeting preset operating condition, by inquiring the relation table of color temperature adjustment value and color difference, according to described
Color difference obtains corresponding color temperature adjustment value, accurately to adjust the color of the headlamp by the color temperature adjustment unit 132
Temperature so that it is guaranteed that the colour temperature of the ambient light of current hearth meets corresponding colour temperature requirement, and then further ensures that user can be accurate
Really judge the color of food materials.
As shown in figure 9, in order to accurately adjust the brightness of the headlamp, with ensure current hearth ambient light it is bright
Degree meets corresponding brightness requirement, and the luminance adjustment module 14 in the present embodiment specifically includes：
Brightness regulation value obtaining unit 141, the brightness value for the ambient light when the current hearth of judgement do not meet preset
When operating condition, by inquiring the relation table of brightness regulation value and color difference, obtained according to the color difference corresponding bright
Spend regulated value；
Brightness adjusting unit 142, for according to the brightness regulation value, adjusting the brightness of the headlamp.
In embodiments of the present invention, the ambient light of current hearth is being judged by the brightness regulation obtaining unit 141
When brightness does not meet preset operating condition, by inquiring the relation table of brightness regulation value and color difference, according to the color
Difference obtains corresponding brightness regulation value, accurately to adjust the brightness of the headlamp by the brightness adjusting unit 142, from
And ensure that the brightness of the ambient light of current hearth meets corresponding brightness requirement, and then further ensure that user being capable of accurate judgement
The color of food materials.
As shown in Figure 10, in order to accurately obtain the image of current hearth, the described image acquisition module 11 in the present embodiment
It specifically includes：
Brightness value acquiring unit 111, the brightness value of the ambient light for obtaining the collected current hearth of environmental sensor；
Image acquisition units 112, for the bright of the ambient light when the judgement collected current hearth of environmental sensor
When angle value meets preset first brightness value, the image of current hearth is acquired.
In embodiments of the present invention, the brightness value acquiring unit 111 acquires current hearth by the environmental sensor
Ambient light brightness, and meet preset first brightness value in the ambient light of the collected current hearth of the environmental sensor
When, the image of current hearth is just acquired by described image collecting unit 112, to ensure that the image of current hearth is preset
It is acquired under first brightness value, so that it is guaranteed that the image of current hearth can be obtained accurately.In addition, being adopted in the environmental sensor
When the brightness value of the ambient light of the current hearth collected does not meet preset first brightness value, user can first adjust the headlamp
Brightness, more effectively to obtain the image of current hearth.
In order to solve identical technical problem, the embodiment of the present invention also provides a kind of kitchen ventilator system, including kitchen ventilator, can
The color-temperature regulating and lamp of brightness, the camera and above-mentioned illumination control apparatus for kitchen ventilator, the kitchen ventilator and described adjustable
Section colour temperature and the lamp of brightness are electrically connected with the illumination control apparatus for kitchen ventilator.
In addition, in embodiments of the present invention, it should be noted that the kitchen ventilator system further includes environmental sensor and sets
The white blocks on the hearth are set, the environmental sensor is electrically connected with the illumination control apparatus for kitchen ventilator.
The embodiment of the present invention provides a kind of for the illumination control method of kitchen ventilator, illumination control apparatus and kitchen ventilator system
System, acquires the image of current hearth first, further according to the image of current hearth, judge the ambient light of current hearth color temperature value and
Whether brightness value meets preset operating condition, does not finally meet preset work in the color temperature value of the ambient light of the current hearth of judgement
When making condition, the colour temperature of adjusting illuminating lamp, and judging that the brightness value of the ambient light of current hearth do not meet preset work
When condition, the brightness of adjusting illuminating lamp.The embodiment of the present invention is by acquiring the figure of current hearth, and according to the figure of current hearth
Picture, when judging that the color temperature value of ambient light of current hearth and brightness value do not meet preset operating condition, automatic adjustment illumination
The colour temperature of lamp and brightness, so that it is guaranteed that the ambient light of current hearth meets corresponding colour temperature and brightness requirement, to improve user couple
The accuracy that food materials color judges, and then ensure that user can make delicious dish.
The above is only a preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, without departing from the technical principles of the invention, several improvement and replacement can also be made, these improve and replace
Also it should be regarded as protection scope of the present invention.
Claims (11)
1. a kind of illumination control method for kitchen ventilator, which is characterized in that including step：
Acquire the image of current hearth；
According to the image of current hearth, judge whether the color temperature value of the ambient light of current hearth and brightness value meet preset work
Condition；
When judging that the color temperature value of the ambient light of current hearth does not meet preset operating condition, the colour temperature of adjusting illuminating lamp；
When judging that the brightness value of the ambient light of current hearth does not meet preset operating condition, the brightness of adjusting illuminating lamp.
2. being used for the illumination control method of kitchen ventilator as described in claim 1, which is characterized in that the current hearth of basis
Image, judges whether the color temperature value of the ambient light of current hearth and brightness value meet preset operating condition, specifically includes step：
Obtain the pixel color value of the image of current hearth；
Calculate the color difference of the pixel color value of the image of current hearth and the pixel color value of the image of preset hearth；
When the absolute value of the color difference is less than or equal to preset color difference threshold value, the ambient light of current hearth is judged
Color temperature value and brightness value meet preset operating condition；
When the absolute value of the color difference is more than preset color difference threshold value, the colour temperature of the ambient light of current hearth is judged
Value and brightness value do not meet preset operating condition.
3. being used for the illumination control method of kitchen ventilator as claimed in claim 2, which is characterized in that described when the current hearth of judgement
The color temperature value of ambient light when not meeting preset operating condition, the colour temperature of adjusting illuminating lamp specifically includes step：
When judging that the color temperature value of the ambient light of current hearth does not meet preset operating condition, by inquire color temperature adjustment value with
The relation table of color difference obtains corresponding color temperature adjustment value according to the color difference；
According to the color temperature adjustment value, the colour temperature of the headlamp is adjusted.
4. being used for the illumination control method of kitchen ventilator as claimed in claim 2, which is characterized in that described when the current hearth of judgement
The brightness value of ambient light when not meeting preset operating condition, the brightness of adjusting illuminating lamp specifically includes step：
When judging that the brightness value of the ambient light of current hearth does not meet preset operating condition, by inquire brightness regulation value with
The relation table of color difference obtains corresponding brightness regulation value according to the color difference；
According to the brightness regulation value, the brightness of the headlamp is adjusted.
5. the illumination control method according to any one of claims 1-4 for kitchen ventilator, which is characterized in that the acquisition
The image of current hearth, specifically includes step：
Obtain the brightness value of the ambient light of the collected current hearth of environmental sensor；
When the brightness value of the ambient light of the judgement collected current hearth of environmental sensor meets preset first brightness value
When, acquire the image of current hearth.
6. a kind of illumination control apparatus for kitchen ventilator, which is characterized in that including：
Image capture module, the image for acquiring current hearth；
Judgment module, whether color temperature value and brightness value for according to the image of current hearth, judging the ambient light of current hearth
Meet preset operating condition；
Color temperature adjustment module, for when judging that the color temperature value of the ambient light of current hearth does not meet preset operating condition, adjusting
Save the colour temperature of headlamp；
Luminance adjustment module, for when judging that the brightness value of the ambient light of current hearth does not meet preset operating condition, adjusting
Save the brightness of headlamp.
7. being used for the illumination control apparatus of kitchen ventilator as claimed in claim 6, which is characterized in that the judgment module specifically wraps
It includes：
Pixel color value acquiring unit, the pixel color value of the image for obtaining current hearth；
Computing unit, the pixel color value of the pixel color value and the image of preset hearth of the image for calculating current hearth
Color difference；
First judging unit, for when the absolute value of the color difference is less than or equal to preset color difference threshold value, sentencing
The color temperature value and brightness value of the ambient light of settled preceding hearth meet preset operating condition；
Second judging unit, for when the absolute value of the color difference is more than preset color difference threshold value, judgement to be current
The color temperature value and brightness value of the ambient light of hearth do not meet preset operating condition.
8. being used for the illumination control apparatus of kitchen ventilator as claimed in claim 7, which is characterized in that the color temperature adjustment module tool
Body includes：
Color temperature adjustment value obtaining unit, the color temperature value for the ambient light when the current hearth of judgement do not meet preset operating condition
When, by inquiring the relation table of color temperature adjustment value and color difference, corresponding color temperature adjustment value is obtained according to the color difference；
Color temperature adjustment unit, for according to the color temperature adjustment value, adjusting the colour temperature of the headlamp.
9. being used for the illumination control apparatus of kitchen ventilator as claimed in claim 7, which is characterized in that the luminance adjustment module tool
Body includes：
Brightness regulation value obtaining unit, the brightness value for the ambient light when the current hearth of judgement do not meet preset operating condition
When, by inquiring the relation table of brightness regulation value and color difference, corresponding brightness regulation value is obtained according to the color difference；
Brightness adjusting unit, for according to the brightness regulation value, adjusting the brightness of the headlamp.
10. as claim 6-9 any one of them is used for the illumination control apparatus of kitchen ventilator, which is characterized in that described image
Acquisition module specifically includes：
Brightness value acquiring unit, the brightness value of the ambient light for obtaining the collected current hearth of environmental sensor；
Image acquisition units, the brightness value for the ambient light when the judgement collected current hearth of environmental sensor meet
When preset first brightness value, the image of current hearth is acquired.
11. a kind of kitchen ventilator system, which is characterized in that including kitchen ventilator, adjustable color temperature and the lamp of brightness, camera and as weighed
Profit requires the illumination control apparatus that kitchen ventilator is used for described in any one of 6-10, the kitchen ventilator and the adjustable color temperature and bright
The lamp of degree is electrically connected with the illumination control apparatus for kitchen ventilator.
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| CN201810287440.8A CN108282949B (en) | 2018-04-03 | 2018-04-03 | Lighting control method and lighting control device for range hood and range hood system |
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| CN111664483A (en) * | 2019-03-07 | 2020-09-15 | 九阳股份有限公司 | Image acquisition method of range hood and range hood |
| CN115507402A (en) * | 2022-09-26 | 2022-12-23 | 杭州老板电器股份有限公司 | Light control method based on infrared temperature measurement range hood |
| CN115507402B (en) * | 2022-09-26 | 2024-04-26 | 杭州老板电器股份有限公司 | Lamplight control method based on infrared temperature measurement range hood |
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| CN108282949B (en) | 2020-03-03 |
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