CN109882981A - A kind of fresh air system for kitchen use and its control method - Google Patents
A kind of fresh air system for kitchen use and its control method Download PDFInfo
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- CN109882981A CN109882981A CN201910055153.9A CN201910055153A CN109882981A CN 109882981 A CN109882981 A CN 109882981A CN 201910055153 A CN201910055153 A CN 201910055153A CN 109882981 A CN109882981 A CN 109882981A
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- 238000000034 method Methods 0.000 title claims abstract description 13
- 239000000779 smoke Substances 0.000 claims description 71
- 238000001514 detection method Methods 0.000 claims description 6
- 239000002775 capsule Substances 0.000 claims description 3
- 239000003517 fume Substances 0.000 claims description 3
- 230000036413 temperature sense Effects 0.000 claims 1
- 239000013618 particulate matter Substances 0.000 description 5
- 230000000694 effects Effects 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 230000033228 biological regulation Effects 0.000 description 2
- 230000001276 controlling effect Effects 0.000 description 2
- 238000010411 cooking Methods 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 241000005398 Figaro Species 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 235000019504 cigarettes Nutrition 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000011217 control strategy Methods 0.000 description 1
- 238000005202 decontamination Methods 0.000 description 1
- 230000003588 decontaminative effect Effects 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 230000030279 gene silencing Effects 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000029058 respiratory gaseous exchange Effects 0.000 description 1
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Abstract
The invention discloses a kind of fresh air system for kitchen use and its control methods, including fresh air pipeline, new blower, new trend controller and PM2.5 sensor, new blower is disposed in proximity to the air inlet position of the fresh air pipeline, when operator operates before range hood, the head position of the air-out direction of fresh air pipeline towards operator；New trend controller is electrically connected with PM2.5 sensor and fresh air machine respectively；PM2.5 sensor is detected signal and is transmitted to new trend controller, the current air volume gear of new blower is arranged in new trend controller PM2.5 threshold value according to corresponding to each air quantity gear that it sets, and manually or automatically control mode adjusts the current operational taps of new blower.The head position of operator is arranged in fresh air outlet by the present invention, in PM2.5 higher situation, by being rapidly injected filtered outdoor fresh air, the operator in kitchen is set to breathe outdoor new air constantly, it will not be to just being damaged in the body of the operator of culinary cuisine, it helps improve the working efficiency of range hood.
Description
Technical field
The present invention relates to kitchen fields, and in particular to a kind of fresh air system for kitchen use and its control method.
Background technique
Existing range hood only has the function of aspirating oil smoke, can extract the oil smoke in kitchen out after range hood unlatching
To outdoor, simultaneously because the air in kitchen is discharged, especially in cold winter, the door and window closed can generate in kitchen
Certain negative pressure, is unfavorable for the circulation of air in kitchen, after range hood long-play can to bringing poor suction effect,
While increasing, the environment in kitchen does not improve energy consumption.
A kind of kitchen fresh air system is disclosed in Chinese patent literature CN 108240692A, is integrated in range hood
Together, fresh air air outlet is equipped on casing, fresh air air outlet is new by the first fresh air channel set on casing and second
Outside the communication chamber of wind channel, while new blower and check valve being installed in the second fresh air channel, while being equipped with air inlet on furred ceiling
Mouthful, while return air channel is also provided in the second fresh air channel, fresh air system is integrated with range hood, although can be with
Realize that negative pressure in decontamination chamber improves the discharge efficiency to oil smoke in kitchen to clean air is provided in kitchen.But due to
Fresh air channel and range hood form an entirety, need to be arranged in casing the channel specially entered for fresh air, are fabricated to
This height；Meanwhile for the range hood of different styles, can there is technical issues that when integrating fresh air system.Separately
Outside, although above patent document shows lot of advantages in improvement kitchen environment, Bu Nenggen single to the control of kitchen environment
Effective Regulation is carried out according to oil smoke practical in kitchen and PM2.5 content situation.For example cooking and cooking can generate different oil
Smoke, there is also bigger differences for generated PM2.5 content, if will certainly make only with single manual control fresh air volume
It, cannot in time will be in kitchen at produced pollution object amount under fresh air discharge capacity and kitchen actual environment there are unmatched problem
Harmful oil smoke discharge, extra oil smoke can be sucked by human body, for a long time in this way, will cause the generation of kitchen personnel some diseases, shadow
Ring the health of people.
Summary of the invention
It is single it is an object of the invention to solve existing kitchen fume regulation, it cannot be according to practical kitchen environment to fresh air system
System is regulated and controled, and causes energy consumption big and technology that fresh air volume is difficult to quickly effectively remove PM2.5 in kitchen and oil smoke is asked
Topic, the present invention provides a kind of fresh air system for kitchen use and its control methods.
In order to achieve the above objectives, the present invention adopts the following technical scheme:
On the one hand, the present invention provides a kind of fresh air system for kitchen use, which is characterized in that the system comprises fresh wind tubes
Road, new blower, new trend controller and PM2.5 sensor, the new blower are disposed in proximity to the air inlet position of the fresh air pipeline
It sets, when operator operates before range hood, the head position of the air-out direction of the fresh air pipeline towards operator；Institute
It states PM2.5 sensor and is sensed respectively with the PM2.5 for detecting the concentration value of PM2.5 in kitchen, the new trend controller
Device and fresh air machine are electrically connected；The PM2.5 sensor is detected signal and is transmitted to the new trend controller, the new air control
The current air volume gear of the new blower is arranged in device processed PM2.5 concentration threshold according to corresponding to each air quantity gear that it sets,
Manually or automatically control mode adjusts the current operational taps of the new blower.
It is equipped with plenum chamber close to the fresh air outlet port of the fresh air pipeline, is additionally provided with filter in the fresh air pipeline.
It is further preferred that being also connected with two air outlet pipelines on the fresh air pipeline, two air outlet pipelines are set respectively
Be placed in the smoke pipe two sides of range hood, be respectively set one on each air outlet pipeline described in plenum chamber, two discharge pipes
The fresh air outlet direction on road is located at operator's head position before range hood.
Fresh air preheating device is additionally provided in the fresh air pipeline, the fresh air preheating device electrically connects with the new trend controller
It connects, the new trend controller controls the fresh air preheating device and heats to the fresh air of entrance.
Outdoor temperature sensor is additionally provided in the system, the outdoor temperature sensor and the new trend controller are electrical
Connection, when the surveyed outdoor temperature of the outdoor temperature sensor is less than temperature threshold set by the new trend controller, institute
It states new trend controller and automatically controls the fresh air preheating device and the fresh air of entrance is heated.
It is additionally provided with oil smoke sensor in the system, is connect with the new trend controller, for the oil smoke in kitchen
Content is detected, and the oil smoke sensor is detected signal and is transmitted to the new trend controller, when oil smoke detected is dense
When degree is beyond oil smoke concentration threshold value set by the new trend controller, the new trend controller is according to oil smoke concentration detected
The current operational taps of the new blower are turned up.
The oil smoke sensor and PM2.5 sensor are set to and operator's head zone flush before range hood
On wall or on the control panel of range hood.
It include data acquisition module, gear judgment module and gear control module, the data in the new trend controller
Acquisition module is connect with the PM2.5 sensor and oil smoke sensor, is set with multiple air quantity in the gear judgment module
The PM2.5 threshold value and oil smoke concentration threshold value of gear receive data acquisition module PM2.5 collected and oil smoke concentration inspection
Measured data, air quantity gear required for determining kitchen according to set PM2.5 threshold value and oil smoke concentration threshold value, and by described
Gear control module automatically controls the current operational taps of the new blower.
Preferably, 3~7 air quantity gears are equipped in the new trend controller, the wind speed of the fresh air outlet is 0.5m-
Set PM2.5 threshold value corresponds in 2m/s, each air quantity gear and the gear judgment module.
3 air quantity gears are set in the new trend controller, and PM2.5 threshold value corresponding to each air quantity gear and wind speed are such as
Under:
One grade: PM2.5 threshold value is less than 50 μ g/m3, wind speed 0.6-0.8m/s；
Two grades: PM2.5 threshold value 50-150 μ g/m3, wind speed 1.2-1.4m/s；
Third gear: PM2.5 threshold value 150-300 μ g/m3, wind speed 1.8-2m/s.
On the other hand, it the present invention also provides a kind of fresh air system control method for kitchen use, is opened by new trend controller
New blower simultaneously places it on a certain air quantity gear；PM2.5 sensor acquires PM2.5 data in kitchen in real time, and will be acquired
PM2.5 data be transmitted in new trend controller；New trend controller according to collected PM2.5 data and set
The air quantity gear of new blower is arranged in PM2.5 threshold value, if air quantity shelves set by current new blower operational taps and new trend controller
When position is inconsistent, manually or automatically control mode is adjusted the current operational taps of new blower.
When booting, new trend controller detects current operational taps first, and to the air quantity that current operational taps are arranged with it
Whether gear unanimously judges, if the two is consistent, keeps current operational taps；If the two is inconsistent, Xingfeng capsule
Current operational taps are adjusted to the air quantity gear of its setting by automatic control mode by device.
If kitchen fume concentration detected by set oil smoke sensor is greater than set oil smoke concentration threshold value
When 6ppm, and when the current operational taps of new blower are not disposed in highest gear, manually or automatically control model is by new blower
Current operational taps be turned up 1 grade or 2 grades.
If air quantity gear set by the current operational taps and new trend controller of new blower is inconsistent, pass through new air control
Device processed adjusts the current operational taps of new blower onto air quantity gear set by new trend controller, and new blower is by currently running
Gear delay 1-10min reaches air quantity gear set by new trend controller.
Technical solution of the present invention has the advantages that
A. the present invention carries out in real time the PM2.5 particulate matter in kitchen environment by the way that PM2.5 sensor is arranged in kitchen
Detection, the air quantity gear of new trend controller 4 is set according to the concentration value of PM2.5, and different PM2.5 concentration corresponds to different air quantity
Gear；Since the head position of operator is arranged in fresh air outlet, in PM2.5 higher situation, by being rapidly injected filtering
Outdoor fresh air afterwards allows the operator in kitchen to breathe outdoor new air constantly, will not be to just in culinary cuisine
The body of operator damage；Meanwhile the outdoor fresh air being rapidly introduced into also contributes to improving the work effect of range hood
Rate facilitates the quick drain of PM2.5 particulate matter, oil smoke etc. in kitchen environment.
B. the present invention is provided with oil smoke sensor also in kitchen, is measured in real time to the oil smoke concentration in kitchen, when
It, can be by increasing new current 1 shelves of operational taps of blower when beyond set threshold value when the oil smoke concentration detected is excessive
Position or 2 gears realize the quick discharge to kitchen inside oil smoke, this control mode is enterprising on the detection basis to PM2.5
Capable air quantity gear adjustment, has fully considered the influence factors such as harm to the human body size, detected using PM2.5 based on, oil smoke
Boiler pressure control strategy supplemented by detection substantially improves the working environment in kitchen, improves the work effect of staff in kitchen
Rate.
C. since the present invention is sent fresh air to human body respiration region, human body can experience certain blowing feeling, in summer
It can feel to the preferable thermal comfort of client, in addition, winter air-supply is to keep the body-sensing of people very easypro by carrying out the pre-heat treatment to fresh air
Clothes.
Detailed description of the invention
It, below will be to needed in specific embodiment in order to illustrate more clearly of the specific embodiment of the invention
Attached drawing is briefly described, it should be apparent that, the accompanying drawings in the following description is some embodiments of the present invention, for this field
For those of ordinary skill, without creative efforts, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is fresh air system structural schematic diagram provided by the present invention；
Fig. 2 is that the relative position of range hood and fresh air system illustrates in kitchen；
Fig. 3 is fresh air system control method flow chart of the present invention；
Fig. 4 is new trend controller control principle drawing of the present invention.
It is identified in figure as follows:
1- fresh air pipeline
The outlet of 11- fresh air
The new blower of 2-；3- filter
4- new trend controller；5-PM2.5 sensor；6- range hood；7- plenum chamber；8- air outlet pipeline
9- oil smoke sensor；10- operator；20- fresh air preheating device；30- outdoor temperature sensor.
Specific embodiment
Technical solution of the present invention is clearly and completely described below in conjunction with attached drawing, it is clear that described implementation
Example is a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, ordinary skill
Personnel's every other embodiment obtained without making creative work, shall fall within the protection scope of the present invention.
As depicted in figs. 1 and 2, the present invention provides a kind of fresh air system for kitchen use, including fresh air pipeline 1, new blower 2,
Filter 3, new trend controller 4 and PM2.5 sensor 5, filter 3 are set in fresh air pipeline 1, and new blower 2 is disposed in proximity to
The air inlet position of fresh air pipeline 1, operator 10 (operator here refers mainly to cook) grasp before range hood 6
When making, the head position of the air-out direction of fresh air pipeline 1 towards operator 10；PM2.5 sensor 5 is for detecting in kitchen
The concentration value of PM2.5, new trend controller 4 are electrically connected with PM2.5 sensor 5 and new blower 2 respectively；PM2.5 sensor 5 by its
Detection signal is transmitted to new trend controller 4, the PM2.5 threshold value according to corresponding to each air quantity gear that it sets of new trend controller 4
The current air volume gear of new blower 2 is set, and manually or automatically control mode adjusts the current operational taps of new blower 2.This
Invention detects the PM2.5 particulate matter in kitchen environment by PM2.5 sensor, according to PM2.5 value detected and institute
The air quantity gear of the PM2.5 threshold value setting new trend controller 4 of setting, different PM2.5 concentration correspond to different air quantity gears,
In PM2.5 higher situation, by being rapidly injected filtered outdoor fresh air, breathe the cook in kitchen constantly
Outdoor new air solves the problems, such as absorption oil smoke and PM2.5 when cook works in kitchen for a long time, will not be to the body of people
Body causes any harm；Meanwhile the outdoor fresh air being rapidly introduced into also contributes to improving the working efficiency of range hood 6, facilitates
The quick drain of PM2.5 particulate matter and oil smoke in kitchen environment.
When in order to weaken new fan operation in fresh air pipeline generated noise, go out close to the fresh air of fresh air pipeline 1
11 positions of mouth are additionally provided with plenum chamber 7.Generated noise is smaller when the setting of plenum chamber 7 can be such that entire fresh air system runs.
The present invention is connected with two air outlet pipelines 8 on fresh air pipeline 1, as shown in Fig. 2, two air outlet pipelines 8 are respectively set
In a plenum chamber 7 is respectively set on the smoke pipe two sides of range hood 6, each air outlet pipeline 8, the fresh air of two air outlet pipelines 8 is exported
11 directions are located at operator's head position before range hood 6.The present invention is respectively set one newly on each air outlet pipeline 8
Wind outlet 11 can greatly improve the working efficiency of range hood 6 when surveyed PM2.5 concentration is higher, realize big flow oil smoke row
Put so that fresh air enter it is more efficient, it is convenient, substantially improve the operating area environment of staff in kitchen, avoid chief cook
Phase is influenced by PM2.5 particulate matter and oil smoke.
In temperature lower season, the fresh air entered the room is cooler, is unfavorable for the work of operator, for this purpose, of the invention
Fresh air preheating device 20 is also provided in fresh air pipeline 1, fresh air preheating device 20 and new trend controller 4 are electrically connected, can basis
20 pairs of fresh air preheating device entrance are made by manually controlling new trend controller 4 to the fresh air temperature sensing situation being blown into kitchen
Fresh air is heated.
In order to realize more intelligentized control, the present invention is additionally provided with outdoor temperature sensor 30, outdoor temperature in outdoor
Sensor 30 and new trend controller 4 are electrically connected, when the surveyed outdoor temperature of outdoor temperature sensor 30 is less than 4 institute of new trend controller
When the outdoor temperature threshold value of setting, the fresh air that new trend controller 4 automatically controls 20 pairs of fresh air preheating device entrance is heated.Than
Such as, when outdoor temperature threshold value set in new trend controller is 10 DEG C, the surveyed outdoor temperature of outdoor temperature sensor 30 is low
When 10 degrees Celsius, the fresh air that new trend controller can start 20 pairs of fresh air preheating device entrance in fresh air pipeline automatically adds
Heat realizes the automatic control to heating temperature, so that the fresh air being blown into kitchen is milder by the way that heating temperature is arranged.
In addition, being additionally provided with oil smoke sensor 9 in the entire system, it is connect with new trend controller 4, for in kitchen
Oil smoke content is detected, and oil smoke sensor 9 is detected signal and is transmitted to new trend controller 4, when oil smoke concentration detected
When beyond threshold value set by new trend controller 4, working as new blower 2 is turned up according to oil smoke concentration detected in new trend controller 4
Preceding operational taps.New trend controller regulates and controls according to the concentration of the PM2.5 operational taps current to new blower first, so
After refer again to oil smoke concentration size detected, only when the oil smoke concentration in kitchen reaches certain level (such as setting oil
Cigarette threshold value is 6ppm) 1 or 2 gears can be just improved on the basis of current operational taps, make new blower to oil smoke in kitchen
Control it is more efficient, achieve the purpose that quickly to reduce oil smoke concentration.
As shown in figure 4, including data acquisition module, gear judgment module and gear in new trend controller 4 in the present invention
Control module, data acquisition module are connect with PM2.5 sensor 5 and oil smoke sensor 9, are set in gear judgment module multiple
The PM2.5 threshold value and oil smoke concentration threshold value of air quantity gear receive data acquisition module PM2.5 collected and oil smoke concentration inspection
Measured data, air quantity gear required for determining kitchen according to set PM2.5 threshold value and oil smoke concentration threshold value, and pass through gear
Control module automatically controls the current operational taps of new blower 2.The present invention is equipped with 3~7 air quantity shelves in new trend controller 4
Set PM2.5 threshold value corresponds in position, each air quantity gear and gear judgment module, and 3-7 air quantity gear here is made
For preferred scheme, more air quantity gears can also be set, just no longer this situation is described in detail here.
As shown in figure 3,3 air quantity gears are arranged in the present invention in new trend controller 4, corresponding to each air quantity gear
PM2.5 threshold value and wind speed are as follows:
One grade: PM2.5 threshold value is less than 50 μ g/m3, wind speed 0.6-0.8m/s, preferably 0.7m/s；
Two grades: PM2.5 threshold value 50-150 μ g/m3, wind speed 1.2-1.4m/s, preferably 1.2m/s；
Third gear: PM2.5 threshold value 150-300 μ g/m3, wind speed 1.8-2m/s, preferably 1.8m/s.
When 7 air quantity gears are arranged in new trend controller 4, PM2.5 threshold value corresponding to each air quantity gear can be used
Following set-up mode:
One grade: PM2.5 threshold value is less than 50 μ g/m3；Two grades: PM2.5 threshold value 50-100 μ g/m3；
Third gear: PM2.5 threshold value 100-150 μ g/m3；Fourth gear: PM2.5 threshold value 150-200 μ g/m3；
Five grades: PM2.5 threshold value 200-250 μ g/m3；Six grades: PM2.5 threshold value 250-300 μ g/m3；
Seven grades: PM2.5 threshold value is greater than 300 μ g/m3。
Wherein the wind speed of fresh air outlet can be allocated within the scope of 0.5m-2m/s, from one grade to seven grade set by
Fresh air air outlet velocity is sequentially increased.Fourth gear, five grades or six grades, PM2.5 threshold value can also be set as the case may be certainly
It can according to circumstances sets itself.
Meanwhile PM2.5 threshold value set by above-mentioned each air quantity gear can carry out free setting, the present invention, which does not do this, to be had
Body limitation, it is all to be fallen within the scope of the present invention using such processing mode.
New trend controller 4 combines set multiple air quantity gears, is acquired according to PM2.5 sensor and oil smoke sensor
To data the current air volume of needs is set, select the air quantity gear that should have at this time, new trend controller 4 therein
It can be shown using liquid crystal display, it is new when selecting the air quantity gear under suitable kitchen present case, then by manually controlling
The current operational taps of blower, naturally it is also possible to directly be carried out certainly by current operational taps of the new trend controller 4 to new blower
Dynamic control.
Specific fresh air system control method for kitchen use can manually set and work as shown in figure 3, starting fresh air system switch
Air quantity gear is placed in low gear position by preceding operational taps；PM2.5 sensor acquires PM2.5 data-signal in kitchen in real time, and will
The collected data of institute are transmitted to new trend controller；New trend controller according to collected PM2.5 data and set
The air quantity gear of new blower is arranged in PM2.5 threshold value, if air quantity shelves set by the current operational taps and new trend controller of new blower
When position is inconsistent, manually or automatically control mode is adjusted the current operational taps of new blower, while the 1- that is delayed
10min reaches on air quantity gear set by new trend controller, it is preferred to use delay 5 minutes.When booting, new trend controller is first
Current manual gear is detected, and whether the air quantity gear that current manual gear is arranged with it is unanimously judged, if the two is protected
It holds unanimously, then keeps current manual gear；If the two is inconsistent, new trend controller passes through automatic control mode for current manual shelves
Position is adjusted to the air quantity gear of its setting.
Certainly, present invention preferably employs PM2.5 sets fresh-air volume gear, is examined referring concurrently to oil smoke sensor
The oil smoke concentration measured only relies on current PM2.5 progress air quantity gear adjusting and obviously cannot when oil smoke is excessive in kitchen
Meet needs, needs to increase by 1 grade or 2 grades on the basis of current operational taps at this time.For example, when oil smoke concentration is greater than set
When oil smoke concentration threshold value 6ppm, and when current operation air quantity gear is placed in one grade or two gears, mould is manually or automatically controlled
The current operational taps of new blower are turned up 1 grade or 2 grades by formula；It is dense that certain present invention can also carry out as the case may be oil smoke
The setting of threshold value is spent, which is not described herein again.
PM2.5 sensor, oil smoke sensor, new blower, fresh air preheating device, filter and silencing case provided by the present invention
It is the prior art, can buys on the market, oil smoke sensor therein is preferably Figaro oil smoke sensor
TGS2600 carries out gas qualitative detection in concentration range 1-10ppm, is no longer illustrated here to its working principle.
Obviously, the above embodiments are merely examples for clarifying the description, and does not limit the embodiments.It is right
For those of ordinary skill in the art, can also make on the basis of the above description it is other it is various forms of variation or
It changes.There is no necessity and possibility to exhaust all the enbodiments.And it is extended from this it is obvious variation or
Variation is still in the protection scope of this invention.
Claims (14)
1. a kind of fresh air system for kitchen use, which is characterized in that the system comprises fresh air pipelines (1), new blower (2), new air control
Device (4) processed and PM2.5 sensor (5), the new blower (2) are disposed in proximity to the air inlet position of the fresh air pipeline (1), behaviour
Make personnel (10) before the range hood (6) when operation, the head of the air-out direction of the fresh air pipeline (1) towards operator (10)
Portion position；The PM2.5 sensor (5) is used to detect the concentration value of PM2.5 in kitchen, the new trend controller (4) respectively with
The PM2.5 sensor (5) and new blower (2) are electrically connected；The PM2.5 sensor (5) is detected signal and is transmitted to
The new trend controller (4), the new trend controller (4) PM2.5 threshold value according to corresponding to each air quantity gear that it sets are set
The current air volume gear of the new blower (2) is set, manually or automatically control mode adjusts the current fortune of the new blower (2)
Row gear.
2. fresh air system for kitchen use according to claim 1, which is characterized in that the fresh air close to the fresh air pipeline (1)
It exports (11) position and is equipped with plenum chamber (7), be additionally provided with filter (3) in the fresh air pipeline (1).
3. fresh air system for kitchen use according to claim 2, which is characterized in that be also connected on the fresh air pipeline (1)
Two air outlet pipelines (8), two air outlet pipelines (8) are respectively arranged at the smoke pipe two sides of range hood (6), each outlet air
Plenum chamber (7) described in being respectively set one on pipeline (8), the fresh air outlet (11) of two air outlet pipelines (8) is towards positioned at suction
Operator's head position before kitchen ventilator (6).
4. fresh air system for kitchen use according to claim 1, which is characterized in that be additionally provided in the fresh air pipeline (1) new
Wind preheater (20), the fresh air preheating device (20) and the new trend controller (4) are electrically connected, the new trend controller (4)
The fresh air preheating device (20) is controlled to heat the fresh air of entrance.
5. fresh air system for kitchen use according to claim 4, which is characterized in that be additionally provided with outdoor temperature biography in the system
Sensor (30), the outdoor temperature sensor (30) and the new trend controller (4) are electrically connected, when the outdoor temperature senses
When device (30) surveyed outdoor temperature is less than temperature threshold set by the new trend controller (4), the new trend controller (4) is certainly
The dynamic control fresh air preheating device (20) heats the fresh air of entrance.
6. -5 any fresh air system for kitchen use according to claim 1, which is characterized in that be additionally provided with oil smoke in the system
Sensor (9) is connect with the new trend controller (4), and for detecting to the oil smoke content in kitchen, the oil smoke is passed
Sensor (9) is detected signal and is transmitted to the new trend controller (4), when oil smoke concentration detected exceeds the Xingfeng capsule
When oil smoke concentration threshold value set by device (4), the fresh air is turned up according to oil smoke concentration detected in the new trend controller (4)
The current operational taps of machine (2).
7. fresh air system for kitchen use according to claim 6, which is characterized in that the oil smoke sensor (9) and PM2.5 are passed
Before sensor (5) is set to range hood (6) on the wall of operator's head zone flush or the control of range hood (6)
On panel.
8. fresh air system for kitchen use according to claim 6, which is characterized in that include number in the new trend controller (4)
According to acquisition module, gear judgment module and gear control module, the data acquisition module and the PM2.5 sensor (5)
It is connected with oil smoke sensor (9), the PM2.5 threshold value and oil smoke concentration of multiple air quantity gears is set in the gear judgment module
Threshold value receives data acquisition module PM2.5 collected and oil smoke concentration detection data, according to set PM2.5
Threshold value and oil smoke concentration threshold value determine air quantity gear required for kitchen, and by described in gear control module automatic control
The current operational taps of new blower (2).
9. fresh air system for kitchen use according to claim 8, which is characterized in that in the new trend controller (4) be equipped with 3~
7 air quantity gears, the wind speed of the fresh air outlet are 0.5m-2m/s, institute in each air quantity gear and the gear judgment module
The PM2.5 threshold value of setting corresponds.
10. fresh air system for kitchen use according to claim 9, which is characterized in that setting 3 in the new trend controller (4)
A air quantity gear, PM2.5 threshold value and wind speed corresponding to each air quantity gear are as follows:
One grade: PM2.5 threshold value is less than 50 μ g/m3, wind speed 0.5-0.8m/s；
Two grades: PM2.5 threshold value 50-150 μ g/m3, wind speed 1.2-1.4m/s；
Third gear: PM2.5 threshold value 150-300 μ g/m3, wind speed 1.8-2m/s.
11. a kind of fresh air system control method for kitchen use, which is characterized in that open new blower by new trend controller and set
In on a certain air quantity gear；PM2.5 sensor acquires PM2.5 data in kitchen in real time, and PM2.5 data collected are transmitted
Into new trend controller；New trend controller according to collected PM2.5 data and set PM2.5 threshold value new blower is set
Air quantity gear, if air quantity gear set by current new blower operational taps and new trend controller is inconsistent, by manual
Or automatic control mode is adjusted the current operational taps of new blower.
12. fresh air system control method for kitchen use according to claim 11, which is characterized in that when booting, Xingfeng capsule
Whether device detects current operational taps first, and unanimously judge to the air quantity gear that current operational taps are arranged with it, if
The two is consistent, then keeps current operational taps；If the two is inconsistent, new trend controller will be current by automatic control mode
Operational taps are adjusted to the air quantity gear of its setting.
13. fresh air system control method for kitchen use according to claim 11, which is characterized in that if set oil smoke passes
When kitchen fume concentration detected by sensor is greater than set oil smoke concentration threshold value 6ppm, and the current operation shelves of new blower
When position is not disposed in highest gear, manually or automatically the current operational taps of new blower are turned up 1 grade or 2 grades by control model.
14. fresh air system control method for kitchen use according to claim 11, which is characterized in that if the current fortune of new blower
When air quantity gear set by row gear and new trend controller is inconsistent, by new trend controller by the current operation shelves of new blower
Position is adjusted onto air quantity gear set by new trend controller, and new blower reaches fresh air by current operational taps delay 1-10min
Air quantity gear set by controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
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| CN110285515A (en) * | 2019-06-18 | 2019-09-27 | 浙江洋光科技有限公司 | A kind of Air Conditioning can detect fresh air system oil smoke all-in-one machine automatically |
| CN111878958A (en) * | 2020-06-17 | 2020-11-03 | 华帝股份有限公司 | Fresh air system capable of being started and stopped automatically and control method thereof |
| CN113654152A (en) * | 2021-08-25 | 2021-11-16 | 宁波奥克斯电气股份有限公司 | Intelligent fresh air control method, intelligent fresh air control system and fresh air device |
| CN113739372A (en) * | 2021-09-12 | 2021-12-03 | 重庆纤维研究设计院股份有限公司 | Kitchen fresh air control processing method and system |
| CN118602462A (en) * | 2024-08-09 | 2024-09-06 | 杭州老板电器股份有限公司 | Integrated kitchen control method and device, electronic equipment and storage medium |
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