CN106247424B - Range hood and its control method - Google Patents
Range hood and its control method Download PDFInfo
- Publication number
- CN106247424B CN106247424B CN201610881436.5A CN201610881436A CN106247424B CN 106247424 B CN106247424 B CN 106247424B CN 201610881436 A CN201610881436 A CN 201610881436A CN 106247424 B CN106247424 B CN 106247424B
- Authority
- CN
- China
- Prior art keywords
- wind speed
- range hood
- air
- smoke deflector
- exhaust fume
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24C—DOMESTIC STOVES OR RANGES ; DETAILS OF DOMESTIC STOVES OR RANGES, OF GENERAL APPLICATION
- F24C15/00—Details
- F24C15/20—Removing cooking fumes
- F24C15/2021—Arrangement or mounting of control or safety systems
-
- 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
- F24C15/2071—Removing cooking fumes mounting of cooking hood
Abstract
This application involves a kind of range hood and its control methods, the range hood includes ontology, smoke deflector and exhaust fume collecting hood, the smoke deflector and exhaust fume collecting hood are all disposed on the ontology, the front end of the exhaust fume collecting hood is provided with air inlet, smoke deflector face air inlet setting, there is interval between the smoke deflector and exhaust fume collecting hood, to be formed between smoke deflector and exhaust fume collecting hood hold oil smoke by oil smoke channel, the range hood further includes adjustment mechanism, it is adjusted for the size to the interval, to be adjusted to the wind speed of kitchen ventilator；It further include wind speed control system, it is controlled for the wind speed to range hood, the wind speed control system includes air velocity transducer and the control module that is electrically connected with the air velocity transducer, and the data that the control module is measured according to air velocity transducer control the adjustment mechanism；The air velocity transducer is positioned close at the air outlet position of the check-valves in exhaust fume collecting hood.
Description
Technical field
The present invention relates to kitchen utensils technical field more particularly to a kind of range hood and its control methods.
Background technology
With the improvement of living standards, safety is increasingly valued by people.Kitchen is as essential place, kitchen
The quality of room environment directly influences the physical and mental health of people.However existing range hood is in the effect of the fume-exhausting of different gears
Fruit is simultaneously different, and wind speed can generally reach comparatively ideal smoke absorption effect when more than 5m/s, but wind speed is excessive to be had and can bring
The problem of big noise.So when low-grade location, the wind speed of the air inlet at range hood smoke deflector simultaneously little, range hood
Fume-exhausting can not reach preferable effect, may generate larger noise because wind speed is too big when top grade,
These situations all can cause kitchen not have preferable environment, can only bear oil smoke and be endangered to the body and mind that people brings.
Invention content
In view of this, the purpose of the present invention is to provide it is a kind of go out the range hood that can adjust of wind velocity, enable to
Range hood is in the working condition of high-efficient lampblack absorbing.
According to the first aspect of the invention, a kind of range hood, including ontology, smoke deflector and exhaust fume collecting hood are provided, it is described to lead
Cigarette plate and exhaust fume collecting hood are all disposed on the ontology, and the front end of the exhaust fume collecting hood is provided with air inlet, the smoke deflector face
The air inlet is arranged, and has interval between the smoke deflector and exhaust fume collecting hood, to be formed with appearance between smoke deflector and exhaust fume collecting hood
Oil smoke by oil smoke channel, the range hood further includes adjustment mechanism, is adjusted for the size to the interval, from
And the wind speed of kitchen ventilator is adjusted；Further include wind speed control system, is controlled for the wind speed to range hood, it is described
Wind speed control system includes air velocity transducer and the control module that is electrically connected with the air velocity transducer, the control module according to
The data that air velocity transducer measures control the adjustment mechanism；
The air velocity transducer is positioned close at the position of the check-valves air outlet in exhaust fume collecting hood.
Preferably, the adjustment structure gear and rack, the gear are fixed on the body, one end of the rack
It is fixedly connected with the smoke deflector, the position of the smoke deflector is adjusted by the engagement of the gear and rack.
Preferably, the rack is frame structure, is provided with rack on said frame, is additionally provided on said frame
Guide rail or guide groove are provided with the guide post with the guide rail or guide groove cooperation on the body.
Preferably, real-time air quantity data, the control module are obtained by the air speed data that the air velocity transducer measures
The adjustment mechanism is controlled according to the real-time air quantity data cases to be controlled.
Preferably, further include panel, be provided with air quantity display device on the panel, the reality for showing range hood
Shi Fengliang or wind speed.
According to the second aspect of the invention, a kind of control method of range hood is provided, which is characterized in that start fume-exhausting
After machine, wind speed control system starts simultaneously, the wind speed control system include air velocity transducer and with the air velocity transducer electricity
The control module of connection, the data that the control module is measured according to air velocity transducer control the adjustment mechanism, when
When real-time wind velocity signal deviates target wind speed, the control module sends out control signal, and the position of smoke deflector is adjusted, to
Adjust the incoming air area at smoke deflector.
Preferably, the real-time wind velocity signal is the real-time air quantity at check-valves.
Range hood in the application is provided with adjustment mechanism, can to the spacing distance between smoke deflector and exhaust fume collecting hood into
Row adjustment, so as to adjust enter exhaust fume collecting hood in oil smoke wind speed so that range hood can in different situations all in
The working condition of high-efficient lampblack absorbing；In addition, it is additionally provided with wind speed control system in kitchen ventilator in the application, the blast velocity control system
System is closed-loop control system, can be adjusted, inhaled to above-mentioned spacing distance according to the wind speed of the range hood measured in real time
Kitchen ventilator is constantly monitored its wind speed and is adjusted to it while work, and range hood can be made to be in height always
Imitate the working condition of fume-exhausting.
Description of the drawings
By referring to the drawings to the description of the embodiment of the present invention, the above and other purposes of the present invention, feature and
Advantage will be apparent from, in the accompanying drawings：
Fig. 1 is the overall structure diagram of the range hood in the application；
Fig. 2 is the structural schematic diagram of wind deflector and adjustment mechanism (part-structure for only showing adjustment mechanism)；
Fig. 3 is another embodiment schematic diagram of overall structure of the range hood in the application；
Fig. 4 is the pinion-and-rack system structural schematic diagram in the application.
Specific implementation mode
Below based on embodiment, present invention is described, but the present invention is not restricted to these embodiments.
As shown in Figure 1, the range hood in the application includes ontology 1, panel 2, smoke deflector 3 and exhaust fume collecting hood 4, in the collection
It is provided with smoke collecting chamber in petticoat pipe 4.The panel 2, smoke deflector 3 and exhaust fume collecting hood 4 are all disposed on the ontology 1, preferably at one
In embodiment, the panel 1 is ring-type, is arranged in the outside of smoke deflector 3.The exhaust fume collecting hood front end (in the application, towards
The side of user is front side, and the side far from user is rear side) it is provided with air inlet (not shown), the smoke deflector
The air inlet setting of 3 faces, has scheduled interval, in smoke deflector 3 and exhaust fume collecting hood 4 two between smoke deflector 3 and exhaust fume collecting hood 4
Be formed between person hold oil smoke by oil smoke channel 6.Interval between smoke deflector 3 and exhaust fume collecting hood 4 can adjust, so as to
The wind speed of kitchen ventilator is adjusted.Preferably, the size (length of side) of the smoke deflector 3 than smoke collecting chamber size (smoke collecting chamber
The length of side of cross section) go out 4-10mm, preferably 5 millimeters or so greatly.The incoming air area of range hood is the inlet of exhaust fume collecting hood 4
Perimeter and the distance between exhaust fume collecting hood 4 and smoke deflector 3 product, by adjusting the range hood incoming air area come to inhale
The wind speed of kitchen ventilator is adjusted.Its display board is set as air quantity when range hood work, and wind speed control system is passed through collection
At mode be embedded in the system of range hood script.As shown in Figure 2
As shown in Figure 2, Figure 4 shows, in a specific embodiment, adjustment mechanism, the adjustment are provided on the ontology 1
Mechanism is connect with the smoke deflector 3, the distance between the air inlet for adjusting smoke deflector 3 and exhaust fume collecting hood 4.Specifically, described
Adjustment mechanism includes pinion-and-rack system 7, and the pinion-and-rack system 7 includes rack 71 and gear 72.Preferably, the rack
71 shape is frame structure, is provided with rack structure on said frame, meanwhile, it is provided with guide rail on said frame or leads
Slot 73 (being guide barrel construction shown in figure), is provided with the guide post coordinated with the guide rail or guide groove 73 (in figure not on ontology 1
It shows).The gear 72 is fixed on ontology 1, and one end of the rack 71 is fixedly connected with the smoke deflector 3, when gear 72
When rotation, the rack 71 is driven to move, to drive external extension in the smoke deflector 3.In order to enable the operation of smoke deflector 3 is flat
Surely reliably, the pinion-and-rack system 7 is preferably provided with multiple, such as 4, and multiple pinion-and-rack systems 7 are separately positioned on institute
State position of the smoke deflector 3 close to periphery.
In a specific embodiment, the range hood in the application is additionally provided with wind speed control system 5, the blast velocity control
System 5 is embedded in by way of integrated in the system of range hood script.The wind speed control system 5 includes air velocity transducer
51 and the control module (not shown) that is electrically connected with the air velocity transducer 5.The air velocity transducer 51 is positioned close to
The position in oil smoke channel 6 specifically may be provided on the panel 2 in oil smoke channel 6, as shown in Figure 1.The air velocity transducer 51
Air-flow to flowing through oil smoke channel 6 tests the speed, and the wind speed detected is transformed into digital signal.After starting range hood,
Wind speed control system 5 is carried out at the same time work, the control module wind speed at range hood smoke deflector 3 is monitored and by its
It is converted into digital signal, when digital signal is in its normal range of operation, such as wind speed, in 4m/s-6m/s, adjustment mechanism is not
The position of smoke deflector 3 is adjusted, when digital signal is not in its normal range of operation, controller is sent out described in signal control
Adjustment mechanism works, and is adjusted to the position of the smoke deflector 3 of range hood, and its signal is made to be maintained at normal work
Within the scope of work.Wind speed control system 5 in the application is closed-loop control system, constantly right while range hood works
Its wind speed is monitored and is adjusted to it, and range hood can be made to be in the working condition of high-efficient lampblack absorbing always.Such as Fig. 1
Shown, the air velocity transducer 51 is arranged on the smoke collecting chamber of the range hood.
As shown in figure 3, in another embodiment, air quantity display device 21 is provided on panel 2, inhaled for showing
The air quantity of kitchen ventilator.Wind speed is arranged at the air outlet of check-valves (not shown) in the exhaust fume collecting hood 4 of range hood to sense
Device 51, for monitoring the air quantity by the check-valves in real time.After starting range hood, wind speed control system 5 is also carried out at the same time
Work, the area of section that the wind velocity signal that the air velocity transducer 51 at check-valves measures is multiplied by check-valves can be obtained fume-exhausting
Air quantity when machine works, and the airflow value is shown in air quantity display device 21, the airflow value of air quantity display board can be set
It is set to rational air quantity (such as 15m3/min).Preferably, the target air volume (standard air quantity) of range hood can be set to
The real-time air quantity of range hood is adjusted to target air volume by the original operating state of range hood, range hood automatically after starting,
Such as 15m3/min.The size of target air volume can also be adjusted according to actual conditions by subsequent setting program.When real-time
When air quantity deviates target air volume, the control module sends out control signal, for adjusting the incoming air area at smoke deflector 3 so that
Real-time air quantity is close to target air volume, and real-time air quantity is made to maintain in a certain range, range hood to be made to be in height always
Imitate the state of fume-exhausting.
In the application, target air volume can be configured, when the difference between real-time air quantity and target air volume is one
When determining in range, it is considered as range hood and is in normal working range.Such as when setting target air volume to 17m3/min
When, the real-time air quantity measured in real time maintains 16.5m3/min-17.5m3When/min, you can think smoke machine in normally work model
In enclosing.When real-time air quantity is in 16.5m3/ min to 17.5m3When except/min ranges, then it is assumed that real-time air quantity deviates target air volume,
Control module sends out control signal, for adjusting the incoming air area at smoke deflector 3 so that and real-time air quantity is close to target air volume,
And real-time air quantity is made to maintain 16.5m3/ min to 17.5m3Within the scope of/min, efficiently inhaled to make range hood be in always
The state of oil smoke.
Range hood in the application is provided with adjustment mechanism, can be to the spacing distance between smoke deflector 3 and exhaust fume collecting hood 4
It is adjusted, so as to adjust the wind speed for entering the oil smoke in exhaust fume collecting hood 4 so that range hood can all be located in different situations
In the working condition of high-efficient lampblack absorbing；In addition, it is additionally provided with wind speed control system 5 in kitchen ventilator in the application, the wind speed control
System 5 processed is closed-loop control system, can be adjusted to above-mentioned spacing distance according to the wind speed of the range hood measured in real time,
Constantly its wind speed is monitored while range hood works and it is adjusted, range hood can be made to locate always
In the working condition of high-efficient lampblack absorbing.
Unless otherwise defined, those skilled in the art of technical and scientific term used herein and the present invention
Normally understood meaning is identical.Term used herein is intended merely to describe specifically to implement purpose, it is not intended that limitation is originally
Invention.Terms such as herein presented " components " can both indicate single part, can also indicate the group of multiple parts
It closes.The terms such as herein presented " installation ", " setting " can both indicate that a component was attached directly to another component,
It can also indicate that a component is attached to another component by middleware.The feature described in one embodiment herein
It can be applied to another embodiment in combination individually or with other feature, unless this feature is in the another embodiment
In be not suitable for or be otherwise noted.
The foregoing is merely the preferred embodiment of the present invention, are not intended to restrict the invention, for those skilled in the art
For, the present invention can have various modifications and changes.It is all within spirit and principles of the present invention made by any modification, equivalent
Replace, improve etc., it should all be included in the protection scope of the present invention.
Claims (7)
1. a kind of range hood, including ontology, smoke deflector and exhaust fume collecting hood, the smoke deflector and exhaust fume collecting hood are all disposed within the ontology
On, which is characterized in that the front end of the exhaust fume collecting hood is provided with air inlet, smoke deflector face air inlet setting is described
There is interval between smoke deflector and exhaust fume collecting hood, to be formed between smoke deflector and exhaust fume collecting hood hold oil smoke by oil smoke it is logical
Road, the range hood further include adjustment mechanism, are adjusted for the size to the interval, to the wind speed to kitchen ventilator
It is adjusted；Further include wind speed control system, controlled for the wind speed to range hood, the wind speed control system includes
Air velocity transducer and the control module being electrically connected with the air velocity transducer, what the control module was measured according to air velocity transducer
Data control the adjustment mechanism；
The air velocity transducer is positioned close at the air outlet position of the check-valves in exhaust fume collecting hood.
2. range hood according to claim 1, which is characterized in that the adjustment structure includes gear and rack, described
Gear is fixed on the body, and one end of the rack is fixedly connected with the smoke deflector, passes through the gear and rack
It engages to adjust the position of the smoke deflector.
3. range hood according to claim 2, which is characterized in that the rack is frame structure, on said frame
It is provided with rack, is additionally provided with guide rail or guide groove on said frame, is provided on the body and the guide rail or guide groove
The guide post of cooperation.
4. range hood according to claim 1, which is characterized in that the air speed data measured by the air velocity transducer
Real-time air quantity data are obtained, the control module controls the adjustment mechanism according to the real-time air quantity data cases.
5. according to claim 1-4 any one of them range hoods, which is characterized in that further include panel, on the panel
It is provided with air quantity display device, real-time air quantity or wind speed for showing range hood.
6. a kind of control method of claim 1-4 any one of them range hoods, which is characterized in that start range hood
Afterwards, wind speed control system starts simultaneously, and the wind speed control system includes air velocity transducer and is electrically connected with the air velocity transducer
The control module connect, the data that the control module is measured according to air velocity transducer control the adjustment mechanism, work as reality
When wind velocity signal deviate target wind speed when, the control module sends out control signal, is adjusted to the position of smoke deflector, to
Adjust the incoming air area at smoke deflector.
7. control method according to claim 6, which is characterized in that the real-time wind velocity signal is real-time at check-valves
Air quantity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610881436.5A CN106247424B (en) | 2016-10-08 | 2016-10-08 | Range hood and its control method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610881436.5A CN106247424B (en) | 2016-10-08 | 2016-10-08 | Range hood and its control method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106247424A CN106247424A (en) | 2016-12-21 |
| CN106247424B true CN106247424B (en) | 2018-08-07 |
Family
ID=57612371
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610881436.5A Active CN106247424B (en) | 2016-10-08 | 2016-10-08 | Range hood and its control method |
Country Status (1)
| Country | Link |
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| CN (1) | CN106247424B (en) |
Families Citing this family (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108253480A (en) * | 2016-12-29 | 2018-07-06 | 宁波方太厨具有限公司 | A kind of intelligent range hood and its control method |
| CN108253477B (en) * | 2016-12-29 | 2020-01-14 | 宁波方太厨具有限公司 | Range hood with movable part |
| CN108253479B (en) * | 2016-12-29 | 2020-08-21 | 宁波方太厨具有限公司 | Oil-proof sealing structure for sliding rod and range hood applying oil-proof sealing structure |
| CN108253474B (en) * | 2016-12-29 | 2023-10-20 | 宁波方太厨具有限公司 | Intelligent range hood and control method thereof |
| CN108253481A (en) * | 2016-12-29 | 2018-07-06 | 宁波方太厨具有限公司 | A kind of range hood |
| CN108253482A (en) * | 2016-12-29 | 2018-07-06 | 宁波方太厨具有限公司 | A kind of control method of range hood with smoke deflector and the range hood |
| CN107975845B (en) * | 2017-06-02 | 2024-02-20 | 宁波方太厨具有限公司 | Speed-regulating fume exhauster |
| CN109595632B (en) * | 2017-09-30 | 2023-11-17 | 宁波方太厨具有限公司 | Near-suction type range hood |
| CN109595640B (en) * | 2017-09-30 | 2024-01-16 | 宁波方太厨具有限公司 | Near-suction type range hood |
| CN109595637B (en) * | 2017-09-30 | 2024-01-16 | 宁波方太厨具有限公司 | Near-suction type range hood |
| CN109595639B (en) * | 2017-09-30 | 2024-01-16 | 宁波方太厨具有限公司 | Near-suction type range hood |
| CN109974050B (en) * | 2017-12-27 | 2024-01-16 | 宁波方太厨具有限公司 | Side-suction type range hood |
| CN108644847B (en) * | 2018-07-19 | 2023-04-07 | 珠海格力电器股份有限公司 | Range hood with openable and closable smoke baffle and control method thereof |
| CN109654568A (en) * | 2019-01-26 | 2019-04-19 | 珠海格力电器股份有限公司 | A kind of smoke deflector, kitchen ventilator and its lead cigarette control method |
| CN109611925A (en) * | 2019-01-29 | 2019-04-12 | 珠海格力电器股份有限公司 | A kind of oil-fume exhauster and its control method |
| CN113028466B (en) * | 2019-12-24 | 2022-09-06 | 九阳股份有限公司 | Control method of range hood |
| TWI755025B (en) * | 2020-08-14 | 2022-02-11 | 藍天廚飾股份有限公司 | Double-layered diversion structure of kitchen hood and kitchen hood having the same |
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| GB2475390A (en) * | 2009-11-05 | 2011-05-18 | Sm Contract Services Ltd | Air extraction system with an adjustable frame |
| CN203024227U (en) * | 2012-12-18 | 2013-06-26 | 广东万和电气有限公司 | Range hood with size-adjustable exhaust opening |
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| Publication number | Publication date |
|---|---|
| CN106247424A (en) | 2016-12-21 |
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