CN206563327U - A kind of intelligent range hood - Google Patents
A kind of intelligent range hood Download PDFInfo
- Publication number
- CN206563327U CN206563327U CN201720048753.9U CN201720048753U CN206563327U CN 206563327 U CN206563327 U CN 206563327U CN 201720048753 U CN201720048753 U CN 201720048753U CN 206563327 U CN206563327 U CN 206563327U
- Authority
- CN
- China
- Prior art keywords
- lubricating cup
- pole plate
- range hood
- intelligent range
- capacitance sensor
- 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.)
- Expired - Fee Related
Links
Landscapes
- Ventilation (AREA)
Abstract
The utility model discloses a kind of intelligent range hood, belong to machine for kitchen use field, solve the existing insecure problem of oil smoke oil cup of oil oil mass detection, intelligent range hood of the present utility model includes control unit and lubricating cup, also include capacitance sensor, capacitance sensor includes the first pole plate and the second pole plate, first pole plate and the second pole plate are arranged on the lubricating cup relative to one another, and corresponding capacitance signal can be produced according to liquid level change in the lubricating cup, control unit is detected according to the capacitance signal to lubricating cup and/or oil mass.The utility model embodiment can be applied to all kinds of lampblack absorber products such as top suction type lampblack absorber, side-suction type range hood.
Description
【Technical field】
The utility model is related to a kind of machine for kitchen use, more particularly to a kind of intelligent range hood.
【Background technology】
Lampblack absorber is also known as range hood or smoke exhaust ventilator, and it is a kind of machine for kitchen use for purifying kitchen environment, can be by stove
The harmful oil smoke produced in the waste and cooking process of stove burning is taken away rapidly, and discharge is outdoor, reduces pollution, purification
Air.Oil smoke separating mechanism is provided with most range hoods, oil smoke separating mechanism is used to adsorb in the oil smoke in air, absorption
Oil smoke become liquid oil droplet, these oil droplets are finally collected among lubricating cup, lampblack absorber use certain time after, just need to be by lubricating cup
Cleaning is taken out, to prevent the situation that fluid excessively overflows.Traditional method is that lubricating cup is arranged on outside lampblack absorber, with
Lubricating cup oil mass is judged by means of the observation of user, in order to ensure lubricating cup is not spilt over, user needs often observation lubricating cup, if observation
The possible oily spill-over of lubricating cup not in time goes out to pollute kitchen environment, and user experience is poor;When lubricating cup is arranged on inside cigarette machine,
Then the whether oily full information of lubricating cup can not be obtained by frequent observation;Some existing lampblack absorbers are cleaned with regular lubricating cup
Function is reminded, and its oil smoke function time is changed into lubricating cup oil mass by lampblack absorber, so that user is reminded between in due course, but the technology
Oil mass detection precision easily disturbed by external factor.
【Utility model content】
Technical problem to be solved in the utility model is to overcome the deficiencies in the prior art and provide a kind of intelligent oil smoke
Machine, accurately and effectively detects lubricating cup oil mass, improves lampblack absorber ease of use.
Above-mentioned technical problem is solved, the utility model is adopted the following technical scheme that:
A kind of intelligent range hood, including control unit and lubricating cup, the intelligent range hood also include:
Capacitance sensor, including the first pole plate and the second pole plate, first pole plate and the second pole plate are pacified relative to one another
On the lubricating cup, and corresponding capacitance signal can be produced according to liquid level change in the lubricating cup,
Described control unit is detected according to the capacitance signal to lubricating cup and/or oil mass.
In above-mentioned intelligent range hood, it is relative that first pole plate and second pole plate are separately mounted to the lubricating cup
The outside of two side.
In above-mentioned intelligent range hood, first pole plate is arranged on the rim of a cup of the lubricating cup or neighbouring rim of a cup position
Put, second pole plate is arranged on the lubricating cup bottom wall outer.
In above-mentioned intelligent range hood, one of them is grounding electrode for first pole plate and second pole plate, separately
One is signal electrode, and the grounding electrode ground connection is set.
In above-mentioned intelligent range hood, the lampblack absorber is provided with guidance panel, and the grounding electrode compares the signal
Electrode is closer to the guidance panel.
In above-mentioned intelligent range hood, the capacitance sensor is provided with least two groups, and this at least two groups electric capacity are passed
Sensor is arranged at intervals along the lubricating cup length direction.
In above-mentioned intelligent range hood, the capacitance sensor is provided with two groups, and respectively in the lubricating cup length side
To two ends be arranged in pairs.
In above-mentioned intelligent range hood, described control unit includes main control chip and signal processing module, the signal
Processing module changes output signal according to the capacitance signal of the capacitance sensor, and the main control chip is according to the output signal
Lubricating cup and/or oil mass are detected.
In above-mentioned intelligent range hood, the signal processing module includes process chip and RC circuits, and the electric capacity is passed
Sensor is connected with the RC circuits, and the discharge and recharge time of the capacitance sensor changes the process chip output end frequency, institute
Main control chip is stated to be compared with the output end frequency according to its initial value that prestores, and according to comparative result to lubricating cup and/or
Oil mass is detected.
In above-mentioned intelligent range hood, the intelligent range hood also includes body, and the body is provided with lubricating cup groove, institute
State lubricating cup to be detachably mounted in the lubricating cup groove, be provided with the first contact and the second contact in the lubricating cup groove relative to one another,
When the lubricating cup loads the lubricating cup groove, first pole plate and the second pole plate correspond to contact first contact and described respectively
Second contact, so that the capacitance sensor electrically connects described control unit.
The beneficial effects of the utility model:
Intelligent range hood of the present utility model, including control unit, lubricating cup and capacitance sensor, capacitance sensor include
First pole plate and the second pole plate, first pole plate and the second pole plate are arranged on the lubricating cup relative to one another, and can root
Produce corresponding capacitance signal according to liquid level change in the lubricating cup, described control unit according to the capacitance signal to lubricating cup and/
Or oil mass is detected.Compared to existing detection means, the capacitance signal of capacitance sensor is reliable, induction precision is high, thus may be used
To improve the precision of oil mass detection, influence of the external factor to oil mass detection is reduced, accurately lubricating cup oil mass is judged, with clear to user
Wash and bring convenience, improve the ease of use of lampblack absorber;And compared to existing other capacitance detecting modes, for example, detect two
Capacitance variation between pole plate caused by distance change, the utility model is by the first pole plate and the second pole plate of capacitance sensor
It is directly installed on lubricating cup, mounting structure is simple, cost is low, capacitance sensor, which only relies on oil level in lubricating cup, to be changed and produce electric capacity
Value changes, long-term use also can guarantee that good accuracy of detection, and the pole plate for solving existing activity installation exists after long-term use
Malformation, causes the problem of accuracy of detection declines.
First pole plate and second pole plate are separately mounted to the outside of the lubricating cup two lateral walls.First pole plate is installed
Rim of a cup or neighbouring rim of a cup position in the lubricating cup, second pole plate are arranged on the lubricating cup bottom wall outer.Both the above
Mounting means is used on a selective basis, the first pole plate and the second pole according to the difference of the mounting structure of lubricating cup own structural characteristics and lubricating cup
Plate do not contact directly with lubricating cup inner fluid, it is to avoid oil pollution, which easily causes pole plate adhesion, causes the problem of detection is failed.
One of them is grounding electrode for first pole plate and second pole plate, and another is signal electrode, described to connect
Ground electrode ground connection is set.External interference signals are guided rapidly by grounding electrode, weaken influence of the interference source to capacitance signal.
The lampblack absorber is provided with guidance panel, and the grounding electrode compares the signal electrode closer to the operating surface
Plate.Namely the side that grounding electrode is operated closer to user, reduce the interference brought during user's operation.
The capacitance sensor is provided with least two groups, and this at least two groups capacitance sensors are along the lubricating cup length side
To interval setting.By the setting of multigroup capacitance sensor, it can effectively solve single-point detection and be caused under lubricating cup inclination conditions
Detection difference, reduce the influence that brings of lubricating cup alignment error.
These features and advantage of the present utility model will be detailed in following embodiment, accompanying drawing exposure.
【Brief description of the drawings】
The utility model is described further below in conjunction with the accompanying drawings:
Fig. 1 is the structural representation of lubricating cup in the utility model embodiment one;
Fig. 2 is the schematic diagram of lampblack absorber control unit in the utility model embodiment one;
Fig. 3 is the first circuit form of signal processing module in the utility model embodiment one;
Fig. 4 is second of circuit form of signal processing module in the utility model embodiment one;
Fig. 5 is the third circuit form of signal processing module in the utility model embodiment one;
Fig. 6 is the flow chart of lampblack absorber intelligent decision in the utility model embodiment one.
【Embodiment】
The technical scheme of the utility model embodiment is explained with reference to the accompanying drawing of the utility model embodiment and
Illustrate, but following embodiments are only preferred embodiment of the present utility model, and it is not all.Based on the embodiment in embodiment,
Those skilled in the art obtain other embodiment on the premise of creative work is not made, and belong to of the present utility model
Protection domain.
In the following description, there is the instruction such as term " top ", " bottom ", " interior ", " outer ", " on ", " under "
Orientation or position relationship are that, based on orientation shown in the drawings or position relationship, the description present invention merely for convenience and simplification are retouched
State, rather than indicate or imply that the device or element of meaning there must be specific orientation, with specific azimuth configuration and operation,
Therefore it is not considered as limiting the invention.In addition, term " first ", " second " etc. are only used for describing purpose, and it can not manage
Solve to indicate or imply relative importance or the implicit quantity for indicating indicated technical characteristic, define " first ", " the
One or more this feature can be expressed or be implicitly included to two " feature.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means to combine specific features, structure, material or the spy that the embodiment or example are described
Point is contained at least one embodiment of the present utility model or example.In this manual, to the schematic table of above-mentioned term
State and be not necessarily referring to identical embodiment or example.Moreover, specific features, structure, material or the feature of description can be
Combined in an appropriate manner in any one or more embodiments or example.
Embodiment one
Reference picture 1,2, the utility model embodiment one propose intelligent range hood, including control unit and lubricating cup 1 and
Capacitance sensor C, wherein, capacitance sensor C includes the first pole plate 2 and the second pole plate being arranged on relative to one another on lubricating cup 1
3, capacitance sensor C can produce corresponding capacitance signal according to liquid level change in lubricating cup 1, and control unit is according to the capacitance signal
Lubricating cup 1 and/or oil mass are detected.Here lampblack absorber can be also or existing with top suction type lampblack absorber, side-suction type range hood
Other known lampblack absorber products of technology.Traditional lampblack absorber generally will observe lubricating cup oil level to judge oil by eyes of user
Amount, in order to ensure lubricating cup is not spilt over, is just drawn off when often oil mass is less in lubricating cup, is made troubles to routine use, and
And also cleaning is forgotten in presence, or the situation for forgetting to install has been cleaned after lubricating cup.The scheme of the present embodiment realize lubricating cup 1 and/
Or the automatic detection of the oil mass of lubricating cup 1, and compared to existing detection means, the capacitance signal of capacitance sensor is reliable, induction precision
Height, it is possible thereby to improve the precision of oil mass detection, reduces influence of the external factor to oil mass detection, accurately judges lubricating cup oil mass,
To be brought convenience to user's cleaning, the ease of use of lampblack absorber is improved;And compared to existing other capacitance detecting modes, example
Capacitance variation, the utility model capacitance sensor C He of the first pole plate 2 as caused by detecting distance change between two pole plates
Second pole plate 3 is directly installed on lubricating cup 1, and mounting structure is simple, cost is low, and capacitance sensor C only relies on oil level in lubricating cup 1 and become
Change and produce capacitance variation, long-term use also can guarantee that good accuracy of detection, solve the pole plate of existing activity installation in length
There is malformation after phase use, cause the problem of accuracy of detection declines.
In the specific implementation, first pole plate 2 and the second pole plate 3 of the present embodiment are separately mounted to the two lateral walls of lubricating cup 1
Outside, as shown in figure 1, the front-rear side walls in the width of lubricating cup 1 are respectively mounted the first pole plate 2 and the second pole plate 3, the first pole
The pole plate 3 of plate 2 and second can be by bonding way directly against on the side-wall outer side face of lubricating cup 1, or on the side wall of lubricating cup 1
Fluting, the first pole plate 2 and the second pole plate 3 are inserted into groove respectively, and other fixed forms be not described in detail, as long as in theory can be by
First pole plate 2 and the second pole plate 3 are fixed.
According to above-mentioned design principle, those skilled in the art's partial volume be readily conceivable that by the first pole plate be arranged on lubricating cup rim of a cup or
Person is arranged on lubricating cup bottom wall outer, can equally realize above-mentioned detection function adjacent to rim of a cup position, the second pole plate.
Oil level form need not be designed on the automatic detection of lubricating cup 1 and its oil mass, lubricating cup 1 because the present embodiment is realized, oil
It is more preferably attractive in appearance that 1 profile of cup can be done, and more preferably, the present embodiment is designed as hidden oil cup, i.e., hide lubricating cup 1 and be arranged on oil
Cigarette machine internal body, is specifically that lubricating cup groove (figure is set on the body of lampblack absorber so as to lift the appearance property of lampblack absorber product
Not shown in), lubricating cup 1 is detachably mounted in lubricating cup groove, is provided with the first contact and the second contact in lubricating cup groove relative to one another,
When lubricating cup 1 loads lubricating cup groove, the first pole plate 2 and the second pole plate 3 correspond to the first contact of contact and the second contact respectively, so that electric
Hold sensor electrical connection control unit, and after lubricating cup 1 is pulled down, control unit detection is then between the first contact and the second contact
Capacitance.
In order to lift accuracy of detection, the present embodiment using the first pole plate 2 and the second pole plate 3 one of them as grounding electrode,
And another is as signal electrode, grounding electrode ground connection is set, and grounding electrode can guide external interference signals rapidly, weakens dry
Influence of the source to capacitance signal is disturbed, and in actual use, the operation of user can cause larger shadow to the signal of capacitance sensor
Ring, so, above-mentioned grounding electrode compares signal electrode closer to the guidance panel of lampblack absorber, namely operated closer to user
Side, reduces the interference brought during user's operation.
Capacitance sensor C electric capacity described in the present embodiment is ε s/d, and the ε in formula is the dielectric constant of contrasted between solid dielectric, and s is the
Effective overlapping area of one pole plate 2 and the second pole plate 3, d is then the distance between the first pole plate 2 and the second pole plate 3, for this reality
Apply for example, capacitance sensor C is arranged on lubricating cup 1, the spacing d of the first pole plate 2 and the second pole plate 3, and the He of the first pole plate 2
Effective overlapping area s of second pole plate 3 is definite value, and that produce change is only Jie between the first pole plate 2 and the second pole plate 3
Matter, therefore, in the present embodiment, as long as the dielectric property between the first pole plate 2 and the second pole plate 3 is also or medium amount changes
Become, just capacitance sensor C capacitance can be made to change.When oil mass reduction in lubricating cup 1 or no lubricating cup 1, the first pole
Dielectric constant between the pole plate 3 of plate 2 and second is smaller, and now capacitance is smaller;When the oil mass of lubricating cup 1 is more or reaches cleaning line
When, the dielectric constant between the first pole plate 2 and the second pole plate 3 is larger, and now capacitance becomes big.
To realize that the judgement to capacitance sensor C capacitance signals is handled, the control unit of the present embodiment includes main control chip 4
With signal processing module 5, signal processing module 5 changes output signal, main control chip 4 according to capacitance sensor C capacitance signal
Lubricating cup 1 and/or oil mass are detected according to output signal, wherein, the specific circuit form of signal processing module 5 is included but not
It is limited to following scheme:
1st, reference picture 3, signal processing module 5 includes process chip and RC circuits, and capacitance sensor C is connected with RC circuits,
Capacitance sensor C discharge and recharge time changes process chip output end frequency, main control chip 4 according to its prestore initial value with it is described
Output end frequency is compared, and lubricating cup 1 and/or oil mass are detected according to comparative result, specifically:Process chip is
Chip IC 555 or other there is the chips of similar functions, resistance R1, resistance R2 and capacitance sensor C are connected to process chip
Go up and be configured to RC circuits.When the power is turned on, the 3 pin output high level of process chip, while power supply passes through resistance R1, resistance
R2 charges to capacitance sensor C, when the voltage on capacitance sensor C reaches threshold voltage (2/3VCC) of process chip, place
Reason chip controls capacitance sensor C is discharged, and 3 pin become low level by high level, when capacitance sensor C voltage drops to 1/
During 3VCC, 3 pin are changed into high level again, while power supply charges again by resistance R1, resistance R2 to capacitance sensor C, it is so all
And renew, make the 3 pin formation vibration square wave Uo output of process chip, and change capacitance sensor C capacitance value, just can be with
Change the frequency of the output waveform of signal processing module 5, namely process chip output end frequency.
2nd, reference picture 4, on the basis of first scheme, connected respectively on resistance R1, resistance R2 steering diode D1 and
Steering diode D2, and the opposite polarity of the two steering diodes.In first scheme, adjusting resistance value and capacitance, all
The discharge and recharge time can be changed, therefore the time constant of discharge and recharge can not be adjusted individually.And two poles of guiding are provided with this programme
Pipe, resistance R1 and resistance R2 can be adjusted individually, in the case where resistance R1 is equal to resistance R2, and it is 50% that can obtain dutycycle
Square wave.
3rd, reference picture 5, the multivibrator that signal processing module 5 is constituted using TTL data selectors, four alternatives,
Every has 4, and every has D0, D1 two paths of data input and all the way output end P, and every has a selection control end A and one
Function control end S;Resistance R and capacitance sensor C composition integration time delay processes, are controlled using capacitance sensor C discharge and recharge
Control end A current potential VA is selected, it is changed in above and below threshold level VT2, so as to realize the continuous automatic turning generation side of circuit
The output purpose of ripple signal.
In the output signal input main control chip 4 of signal processing module 5, main control chip 4 is by detecting the ripple of output signal
Shape frequency size, can just judge currently whether install the actual oil mass in the either lubricating cup 1 of lubricating cup 1, and can be in the suitable time
Remind user to carry out lubricating cup 1 to clean, reach the purpose of lampblack absorber intelligent control.
The lubricating cup 1 of lampblack absorber is general in strip, in theory for, as long as setting one group of capacitance sensor and it being carried out
Detection just can carry out oil amount determination, but during actual use, be reduced after being installed in order to avoid lubricating cup 1 in length direction run-off the straight
Detection accuracy, the capacitance sensor of the present embodiment is provided with least two groups, and this at least two groups capacitance sensors are along lubricating cup 1
Length direction is arranged at intervals.By the setting of multigroup capacitance sensor, single-point detection can be effectively solved in the inclination conditions of lubricating cup 1
Under the detection difference that causes, reduce the influence that the alignment error of lubricating cup 1 is brought, capacitance sensor is preferably provided with two groups, and respectively
It is arranged in pairs at the two ends of the length direction of lubricating cup 1, takes into account detection accuracy and manufacturing cost.
Illustrate the intelligent decision principle of the present embodiment lampblack absorber, the initial frequency that setting main control chip 4 prestores with reference to Fig. 6
Rate is f0, and original frequency f0 is usually good according to the weight set of lubricating cup 13 of cleaning completely before lampblack absorber dispatches from the factory, master control core
Piece 4 detects that the frequency of the output waveform of signal processing module 5 is f1 within the unit interval, from aforementioned schemes:Main control chip 4 is
Intelligent decision is carried out according to the original frequency f0 and output frequency f1 of signal processing module 5 difference, that is, judges △ f=f0-f1's
Size.
After lampblack absorber start, the frequency f1 of the output waveform of real time detection signal processing module 5, if △ f=f0-f1 < 0,
Then judge be lubricating cup 1 without or system break down, lampblack absorber can set suggestion device, such as indicator lamp or buzzer
Deng device, by the prompting of these suggestion devices, so that user pinpoints the problems in time, it is to avoid start in the case of without lubricating cup 1
Lampblack absorber and cause fluid instill dish;Also or when above-mentioned situation occur, lampblack absorber is forbidden to start oil smoke function, until oil
Cup 1 is installed or failture evacuation.
If in the case where lubricating cup 13 is installed, and system is when normally running, then △ f=f0-f1 >=0, control unit is just
Oil amount determination is carried out, oil mass is divided into 6 grades by the present embodiment, the corresponding △ f relations of each grade are as follows:
Work as M1>During △ f >=0, the oil mass detection of lubricating cup 1 is 0, and now the clean cleannes of lubricating cup 1 are 1 grade;
Work as M2>During △ f >=M1, the oil mass detection of lubricating cup 1 is 20%, and now the clean cleannes of lubricating cup 1 are 2 grades;
Work as M3>During △ f >=M2, the oil mass detection of lubricating cup 1 is 40%, and now the clean cleannes of lubricating cup 1 are 3 grades;
Work as M4>During △ f >=M3, the oil mass detection of lubricating cup 1 is 60%, and now the clean cleannes of lubricating cup 1 are 4 grades;
Work as M5>During △ f >=M4, the oil mass detection of lubricating cup 1 is 80%, and now the clean cleannes of lubricating cup 1 are 5 grades;
As △ f >=M5, the oil mass detection of lubricating cup 13 is 100%, and now the clean cleannes of lubricating cup 1 are 6 grades.
The clean cleannes of above lubricating cup 1 are bigger, then show that oil mass is more in lubricating cup 1, lampblack absorber can be provided for oil
Oil mass carries out the display device that grade is shown in cup 1, and 6 indicator lamps or one are such as correspondingly arranged on the guidance panel of lampblack absorber
Individual progress bar, the indicator lamp or progress bar precentagewise for lighting respective amount is shown, so that it is more intuitive to give user
Oil mass information, so that user is cleaned according to actual conditions in suitable time, it is to avoid frequently unpick and wash the inconvenience that lubricating cup 1 is brought.
The warning device that lampblack absorber is alarmed when can also be arranged on the oil of lubricating cup 1 completely, passes through the reminding effect of warning device, it is to avoid hair
The oil of oil generation cup 1 is full and forgets the situation of cleaning, the oil mass grade of lubricating cup 1 of such as current detection for 6 grades, the i.e. oil mass of surface lubricating cup 1
It is full, user at this moment can be reminded to carry out lubricating cup 1 by devices such as indicator lamp or buzzers and cleaned.
After being used for a long time in view of lampblack absorber, the greasy dirt in lubricating cup 1 can not be cleaned up or need not thoroughly cleaned, this
The original frequency f0 set when in the case of kind still according to product export is detected that it detects that the quasi- degree of accuracy can decline, lampblack absorber
Settable initialization button, by the input instruction of the initialization button, such as long-press initialization button some seconds, system enters just
Beginning state, control unit is corrected according to the lubricating cup 1 after cleaning to original frequency f0, it is ensured that after lampblack absorber long-term use still
Possesses the high-precision oil mass detection function of lubricating cup 1, raising uses reliability.
Embodiment two
The intelligent range hood of the present embodiment, including body, control unit, lubricating cup and capacitance sensor, capacitance sensor
Including the first pole plate and the second pole plate, the first pole plate and the second pole plate are arranged on body, can so make cup structure of extraction simpler
Clean, profile is more attractive, preferably:Body is provided with lubricating cup groove, and lubricating cup is detachably mounted in lubricating cup groove, by the first pole plate and
Two pole plates are separately mounted on lubricating cup cell wall relative to each other, such as the front-rear side walls of lubricating cup groove correspondence lubricating cup width, or
Person is the roof and bottom wall of lubricating cup groove correspondence lubricating cup short transverse.The Cleaning Principle reference embodiment one of the present embodiment, herein not
It is described in detail again.
Those skilled in the art's scheme according to above-described embodiment, also it is contemplated that by the first pole plate be arranged on lubricating cup wall and
One of lubricating cup cell wall, the second pole plate is arranged on another correspondingly, can equally reach the purpose of this utility model.
It is described above, embodiment only of the present utility model, but protection domain of the present utility model do not limit to
In this, it is familiar with the those skilled in the art and should be understood that the utility model includes but is not limited to accompanying drawing and above specific embodiment party
Content described in formula.Any modification without departing from function and structure principle of the present utility model is intended to be included in claims
Scope in.
Claims (10)
1. a kind of intelligent range hood, including control unit and lubricating cup, it is characterised in that the intelligent range hood also includes:
Capacitance sensor, including the first pole plate and the second pole plate, first pole plate and the second pole plate are arranged on relative to one another
On the lubricating cup, and corresponding capacitance signal can be produced according to liquid level change in the lubricating cup,
Described control unit is detected according to the capacitance signal to lubricating cup and/or oil mass.
2. intelligent range hood as claimed in claim 1, it is characterised in that first pole plate and second pole plate are pacified respectively
Mounted in the outside of the lubricating cup two lateral walls.
3. intelligent range hood as claimed in claim 1, it is characterised in that first pole plate is arranged on the rim of a cup of the lubricating cup
Or neighbouring rim of a cup position, second pole plate is installed in the lubricating cup bottom wall outer.
4. intelligent range hood as claimed in claim 1, it is characterised in that first pole plate and second pole plate wherein one
Individual is grounding electrode, and another is signal electrode, and the grounding electrode ground connection is set.
5. intelligent range hood as claimed in claim 4, it is characterised in that the lampblack absorber is provided with guidance panel, the ground connection
Electrode compares the signal electrode closer to the guidance panel.
6. the intelligent range hood as described in one of claim 1 to 5, it is characterised in that the capacitance sensor is provided with least two
Group, and this at least two groups capacitance sensors are arranged at intervals along the lubricating cup length direction.
7. intelligent range hood as claimed in claim 6, it is characterised in that the capacitance sensor is provided with two groups, and respectively
It is arranged in pairs at the two ends of the lubricating cup length direction.
8. the intelligent range hood as described in one of claim 1 to 5, it is characterised in that described control unit includes main control chip
And signal processing module, the signal processing module changes output signal according to the capacitance signal of the capacitance sensor, described
Main control chip is detected according to the output signal to lubricating cup and/or oil mass.
9. intelligent range hood as claimed in claim 8, it is characterised in that the signal processing module includes process chip and RC
Circuit, the capacitance sensor is connected with the RC circuits, and the discharge and recharge time of the capacitance sensor changes the processing core
Piece output end frequency, the main control chip is compared according to its initial value that prestores with the output end frequency, and according to comparing
As a result lubricating cup and/or oil mass are detected.
10. the intelligent range hood as described in one of claim 1 to 5, it is characterised in that the intelligent range hood also includes machine
Body, the body is provided with lubricating cup groove, and the lubricating cup is detachably mounted in the lubricating cup groove, in the lubricating cup groove toward each other
Ground is provided with the first contact and the second contact, when the lubricating cup loads the lubricating cup groove, the first pole plate and the second pole plate difference
Correspondence contacts first contact and second contact, so that the capacitance sensor accesses described control unit.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201720048753.9U CN206563327U (en) | 2017-01-16 | 2017-01-16 | A kind of intelligent range hood |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201720048753.9U CN206563327U (en) | 2017-01-16 | 2017-01-16 | A kind of intelligent range hood |
Publications (1)
Publication Number | Publication Date |
---|---|
CN206563327U true CN206563327U (en) | 2017-10-17 |
Family
ID=60030025
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201720048753.9U Expired - Fee Related CN206563327U (en) | 2017-01-16 | 2017-01-16 | A kind of intelligent range hood |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN206563327U (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108645671A (en) * | 2018-08-17 | 2018-10-12 | 佛山市云米电器科技有限公司 | A kind of multiple spot detection type catchment cup |
CN108800260A (en) * | 2018-08-17 | 2018-11-13 | 佛山市云米电器科技有限公司 | A kind of real-time oil quantity display catchment cup with prompting function |
CN109028198A (en) * | 2018-08-17 | 2018-12-18 | 佛山市云米电器科技有限公司 | A kind of oil is full from reminding type catchment cup |
-
2017
- 2017-01-16 CN CN201720048753.9U patent/CN206563327U/en not_active Expired - Fee Related
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108645671A (en) * | 2018-08-17 | 2018-10-12 | 佛山市云米电器科技有限公司 | A kind of multiple spot detection type catchment cup |
CN108800260A (en) * | 2018-08-17 | 2018-11-13 | 佛山市云米电器科技有限公司 | A kind of real-time oil quantity display catchment cup with prompting function |
CN109028198A (en) * | 2018-08-17 | 2018-12-18 | 佛山市云米电器科技有限公司 | A kind of oil is full from reminding type catchment cup |
CN108645671B (en) * | 2018-08-17 | 2024-02-23 | 佛山市云米电器科技有限公司 | Multi-point detection type oil collecting cup |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN205655367U (en) | Intelligent range hood | |
CN206563327U (en) | A kind of intelligent range hood | |
CN206350661U (en) | Electric cooking pot and the foam detecting device for it | |
CN102385451B (en) | Luminous band display type sliding touch bar and display method of touch luminous band | |
CN207148338U (en) | Pipeline deposit detection means and heat pump | |
CN206934988U (en) | A kind of construction site automatic detection water saving device for reducing dust | |
CN107229277A (en) | A kind of steep cliff detection circuit and its sweeping robot | |
CN105611813B (en) | Dust pelletizing system for radiator and the electronic equipment for being provided with the system | |
CN106403206A (en) | Air purifier and water level control system and method for humidifying disc of air purifier | |
CN201766982U (en) | Easy-cleaning soymilkgrinder | |
CN202197760U (en) | Soybean milk machine capable of accurately detecting | |
CN107874613A (en) | Electric cooking pot and its heating control system and control method | |
CN206919102U (en) | Spray equipment and lampblack absorber | |
CN209181875U (en) | The sensing device of atomizer liquid level | |
CN201575844U (en) | Radio frequency admittance material/liquid level switch | |
CN113475868B (en) | Control method of intelligent mirror cabinet and intelligent mirror cabinet | |
CN205610038U (en) | Safe homothermal capacitor box | |
CN105222856A (en) | Water level detection device and water purification unit | |
CN209958450U (en) | Capacitance type water tank real-time state detection device and intelligent toilet | |
CN206462861U (en) | Cup with temperature control function | |
CN209323651U (en) | A kind of pipeline opening device for drainage pipeline of municipal works | |
CN211245653U (en) | Monitoring device applied to sludge control | |
CN208751675U (en) | The system of the real-time automatic Calibration of liquid level sensor | |
CN207798204U (en) | A kind of mounting structure of capacitance water level sensor | |
CN209325879U (en) | A kind of energy saving and environment friendly smoke exhaust ventilator |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171017 Termination date: 20220116 |