A kind of intelligent fume exhauster system measured based on weak light source
Technical field
The present invention relates to smart home field more particularly to a kind of intelligent fume exhauster systems measured based on weak light source.
Background technology
Smoke exhaust ventilator is a kind of household electrical appliance of purification kitchen environment.Before use, usually first smoke exhaust ventilator to be installed
In the top of cooking stove, when people are cooked using cooking stove, cooking stove can generate waste, cookware, food materials etc. in combustion
Also harmful oil smoke can be generated in cooking process.Existing processing method needs the manually opened smoke exhaust ventilator of people,
Make to be arranged the fume extractor on the inside of exhaust fume collecting hood to work, and then the harmful substances such as above-mentioned oil smoke are siphoned away by fume extractor.
Although above-mentioned processing procedure can solve the problems, such as the oil smoke generated in cooking process substantially.But people are cooking
It needs constantly to open and close smoke exhaust ventilator with hand in the process.Also, in cooking process, oil smoke can be with the difference of food materials etc.
Small phenomenon when big when appearance, if just will appear row when oil smoke is smaller only with the same air draft shelves of fume extractor
The phenomenon that cigarette device " drug on the market ", waste of energy is caused to a certain extent;When oil smoke is bigger, it just will appear smoke evacuation
The phenomenon that device " supply falls short of demand ", when serious, kitchen, which still can diffuse, oil smoke, to play the effect of pump drainage oil smoke.
If needing people to monitor the size of oil smoke always in entire cooking process using the different air draft shelves of fume extractor,
And according to subjective judgement come the switching of manually implemented fume extractor difference air draft shelves, still, which needs labor intensive,
Also, processing accuracy is not also high.
Invention content
Goal of the invention:
For fume extractor, drug on the market or supply falls short of demand, and using the different air draft shelves of fume extractor, then entirely cooking
During preparing food, people are needed to monitor the size of oil smoke always, and according to subjective judgement come manually implemented fume extractor difference air draft
The switching of shelves, still, the processing mode need labor intensive, also, processing accuracy also not high problem, and the present invention provides a kind of
The intelligent fume exhauster system measured based on weak light source.
Technical solution:
A kind of intelligent fume exhauster system measured based on weak light source, including:Air acquisition module, operational module, processing module,
Reaction module, control module, the air acquisition module are connect with the operational module, and the operational module reacts mould with described
Block connects, and the processing module is connect with the reaction module, and the reaction module is connect with the control module, the air
Acquisition module is for obtaining indoor gas, and the operational module is for compressing the gas being acquired, the work
Module is additionally operable to irradiate weak light source to the compressed air and receives the target that the weak light source propagated via compressed air is sent out
Light, the reaction module measure the light intensity for the target light propagated via compressed air that the operational module receives, the work
Module persistently compresses the air currently obtained the boil down to Real Time Compression of the gas, i.e., the described operational module, institute
It states reaction module and calculates real-time target light light intensity, the processing module draws real-time target light according to the real-time target light light intensity
Curve graph, and judge according to curve graph the degree of change of real-time target light light intensity, when the real-time degree of change is larger, handle mould
Block judges that oil smoke reaches and needs to carry out lampblack-pumped work, and control module controls smoke exhaust ventilator work.
As a kind of preferred embodiment of the present invention, the operational module includes compression submodule, light source submodule and connects
Submodule is received, for the compression submodule for compressing the air currently obtained, the light source submodule corresponds to weak light source, the light
Source submodule is for emitting the weaker target light of light intensity, and the receiving submodule is for receiving the target propagated via compressed air
Light.
As a kind of preferred embodiment of the present invention, the compression submodule connects the air acquisition module, the light source
Submodule connects the receiving submodule, and the receiving submodule connects the reaction module.
Further include exhaust module as a kind of preferred embodiment of the present invention, the exhaust module connects the operational module,
The exhaust module is discharged for will compress the air finished from the operational module.
As a kind of preferred embodiment of the present invention, it is provided under normal air state in the processing module, target light exists
When via traveling to receiving submodule in the compression compressed air of submodule, target that processing module is measured according to reaction module
The target distribution curve flux that the real-time light intensity of light is drawn.
As the present invention a kind of preferred embodiment, the processing module by under normal air state target distribution curve flux with
Target distribution curve flux under present air state overlaps in the same coordinate system, and the processing module is according to curve graph march
The judgement of line position relationship, the control module carry out the manipulation of system according to the judging result.
The present invention realizes following advantageous effect:
By the intelligent fume exhauster from control, solving the problems, such as fume extractor, supply falls short of demand or supply exceed demand.According to oil smoke
To the obstruction that dim light is propagated, the size of oil smoke is inferred using the change situation of light intensity, it is real-time to be carried out according to inferred results
The control for objectively carrying out kitchen ventilator is solved according to subjective judgement come the switching of manually implemented fume extractor difference air draft shelves,
Lead to consuming and the processing accuracy also not high problem of manpower.
Description of the drawings
The drawings herein are incorporated into the specification and forms part of this specification, and shows the implementation for meeting the disclosure
Example, and consistent with the instructions for explaining the principles of this disclosure.
Fig. 1 is system framework figure;
Fig. 2 is one block diagram of embodiment;
Fig. 3 is two block diagram of embodiment.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation describes, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.
Embodiment one:
Reference chart is Fig. 1, Fig. 2.A kind of intelligent fume exhauster system measured based on weak light source, including:Air acquisition module 1,
Operational module 2, processing module 3, reaction module 4, control module 5, the air acquisition module 1 are connect with the operational module 2,
The operational module 2 is connect with the reaction module 4, and the processing module 3 is connect with the reaction module 4, the reaction mould
Block 4 is connect with the control module 5, the air acquisition module 1 for obtaining indoor gas, the operational module 2 for pair
The gas being acquired is compressed, and the operational module 2 is additionally operable to irradiate weak light source and reception to the compressed air
The target light that sends out of weak light source propagated via compressed air, the reaction module 4 measure the reception of the operational module 2 via
The light intensity for the target light that compressed air is propagated, the operational module 2 is to the boil down to Real Time Compression of the gas, i.e., the described work
Module 2 persistently compresses the air currently obtained, and the reaction module 4 calculates real-time target light light intensity, the processing mould
Block 3 draws the curve graph of real-time target light according to the real-time target light light intensity, and judges real-time target light light according to curve graph
Strong degree of change, when the real-time degree of change is larger, processing module 3 judges that oil smoke reaches and needs to carry out lampblack-pumped work,
Control module 5 controls smoke exhaust ventilator work.
As the present invention a kind of preferred embodiment, the operational module 2 include compression submodule 21, light source submodule 22 with
And receiving submodule 23, for compressing the air currently obtained, the light source submodule 22 corresponds to weak the compression submodule 21
Light source, the light source submodule 22 is for emitting the weaker target light of light intensity, and the receiving submodule 23 is for receiving via pressure
Contract airborne target light.
As a kind of preferred embodiment of the present invention, the compression submodule 21 connects the air acquisition module 1, the light
Source submodule 22 connects the receiving submodule 23, and the receiving submodule 23 connects the reaction module 4.
Further include exhaust module 6, the exhaust module 6 connects the Working mould as a kind of preferred embodiment of the present invention
Block 2, the exhaust module 6 are discharged for will compress the air finished from the operational module 2.
In specific implementation process, the air near 1 fetching portion smoke exhaust ventilator of air acquisition module, and air is transmitted
Into operational module 2, air is transmitted to compression submodule 21 by operational module 2, and compression submodule 21 compresses air, should
Compression process is gradually to carry out Real Time Compression, is gradually increased in the atmospheric density for being subjected to real-time successional compression, unit bodies
The turbidity of air gradually increases in product, and the weak light source that light source submodule 22 emits is in the air to gradually reduce in unit volume
It is interior to be influenced by more impurity, cause weak light source when propagating to receiving submodule 23, receiving submodule 23 receives
The target light light intensity that sends out of weak light source become smaller.Since compression process is continuing always, receiving submodule 23 receives obtained mesh
Mark light light intensity persistently reduces.In the process, computing module constantly carries out mesh according to the target light that receiving submodule 23 receives
The calculating of light light intensity is marked, and result of calculation is transmitted to processing module 3.When compressing 21 continuous compressed gas of submodule,
Compression module sends Real Time Compression degree to processing module 3.Processing module 3 is using Real Time Compression degree as abscissa, by target light reality
Time is pretended draws plane coordinate system for ordinate, and the Real Time Compression degree and target light that are received according to each time point are real-time
Light intensity carries out the drafting of the real-time light intensity curve graph of target light.After completing, processing module 3 calculates real-time according to derivative theorem
The corresponding differential numerical value in each position on light intensity curve, the target light of the differential numerical value, that is, weak light source transmitting is in current real-time ring
Degree of change under border.There are the real-time degree of change of target light light intensity under normal air state, processing module 3 in processing module 3
The deviation of the real-time degree of change of target light under present air state is carried out according to the real-time degree of change of target light under normal air state
The calculating of degree, when irrelevance is larger, processing module 3 judges that real-time degree of change is larger, and processing module 3 judges that oil smoke is being worked as in turn
Shared proportion is larger under preceding air environment, and air quality is poor, and processing module 3 sends driving instruction to control module 5, controls mould
Block 5 controls smoke exhaust ventilator according to driving instruction and starts to work.
It is noted that air is discharged exhaust module 6, air acquisition module 1 reacquires new air, and carries out
Above-mentioned steps, in turn, the size of the real-time light intensity in the case of judging on year-on-year basis of processing module 3, if judging, real-time light intensity increases on year-on-year basis,
Sentence current air quality on year-on-year basis to improve, the instruction that processing module 3 is reduced to 5 transmission power of control module, control module 5 reduces
The lampblack-pumped dynamics of smoke exhaust ventilator.
Embodiment two:
Reference chart is Fig. 1, Fig. 3.For embodiment one, the difference of the present embodiment is:
Be provided under normal air state as a kind of preferred embodiment of the present invention, in the processing module 3, target light via
In compression 21 compressed air of submodule when traveling to receiving submodule 23, mesh that processing module 3 is measured according to reaction module 4
Mark the target distribution curve flux that the real-time light intensity of light is drawn.
As a kind of preferred embodiment of the present invention, the processing module 3 is by the target distribution curve flux under normal air state
Overlapped in the same coordinate system with the target distribution curve flux under present air state, the processing module 3 according to curve graph into
The judgement of row curve location relationship, the control module 5 carry out the manipulation of system according to the judging result.
In specific implementation process, when processing module 3 judges that current goal light curve is located at below normal target light curve
When, processing module 3 judges that current air mass is poor, and system works;When processing module 3 judges the current goal light
When curve has intersection point with the normal target light curve, processing module 3 calculates current goal light curve and is located at normal target
The area in the section of light curve lower section and top, and judge size, under the area that judgement is located above is more than and is located at
When the area of side, processing module 3 judges under the current working efficiency of smoke exhaust ventilator that oil smoke will not be accumulated;When judgement is located above
Area be less than underlying area when, processing module 3 judges under the current working efficiency of smoke exhaust ventilator that oil smoke can be accumulated,
The judgement of processing module 3 needs to increase working efficiency, and processing module 3 increases to 5 transmission power of control module to be instructed, control module 5
Increase the lampblack-pumped dynamics of smoke exhaust ventilator.
The above embodiments merely illustrate the technical concept and features of the present invention, and the purpose is to allow the skill for being familiar with the technical field
Art personnel can understand the content of the present invention and implement it accordingly, and can not be limited the scope of the invention with this.All bases
Equivalent changes or modifications made by spirit of the invention, should be covered by the protection scope of the present invention.