CN108006753A - A kind of range hood and its lubricating cup oil mass detection method - Google Patents
A kind of range hood and its lubricating cup oil mass detection method Download PDFInfo
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- CN108006753A CN108006753A CN201710473773.5A CN201710473773A CN108006753A CN 108006753 A CN108006753 A CN 108006753A CN 201710473773 A CN201710473773 A CN 201710473773A CN 108006753 A CN108006753 A CN 108006753A
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- liquid level
- lubricating cup
- level information
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- 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
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Ventilation (AREA)
- Air Conditioning Control Device (AREA)
Abstract
The present invention relates to a kind of range hood and its lubricating cup oil mass detection method, wherein range hood is included in the lubricating cup for collecting sump oil, for detecting the level sensing module of lubricating cup liquid level, the main control module being connected with level sensing module, the liquid level that can display real-time in lubricating cup being connected with main control module and the human-computer interaction module that liquid level warning line can be set, it is characterised in that：The level sensing module includes the first distance detection unit that two difference can detect liquid level on the left of lubricating cup, for detecting the second distance detection unit of liquid level on the right side of lubricating cup, first distance detection unit and second distance detection unit are connected with the main control module.Compared with prior art, it is of the invention just to can know that whether lubricating cup installs inclination by lubricating cup left side, right side liquid level.
Description
Technical field
The present invention relates to a kind of range hood and its lubricating cup oil mass detection method.
Background technology
With the lifting of living condition, kitchen ventilator has become the kitchen appliance of every household indispensability, is all set in kitchen ventilator
There is lubricating cup, for collecting the sump oil in cooking process, before sump oil is full, the sump oil in lubricating cup need to be outwelled.In order to allow user
Understand the Sheng oil mass of lubricating cup, some kitchen ventilators are provided with transparent oily window on the outside of lubricating cup, and user can be substantially clear by estimating
Oil level situation in lubricating cup, so that the situation for avoiding sump oil from completely rushing down.It can be stained with clean oil window however as using for kitchen ventilator
Spot, and the dark in most of kitchen, user can not be by estimating the oil level clearly understood in lubricating cup.
The Chinese patent of Application No. CN200810244165.8 discloses a kind of oil collector used for range hood, the oil catcher
Electronic oil level display device is provided with, and (ultrasonic distance passes the distance detection unit for detecting fuel head in oil catcher
Sensor or microwave range sensor) or for detecting the pressure sensor of sump oil weight in oil catcher.But in this scheme,
Distance detection unit can only detect a point or the liquid level of a small distance in lubricating cup, can not detect smoke machine and lubricating cup
Whether installation tilts.In addition, kitchen ventilator is in use, the work of motor can drive the vibration of kitchen ventilator housing and lubricating cup,
Therefore the data of Distance-sensing detection unit collection are possible to not be very accurate；Meanwhile environment temperature is adjusted the distance detection unit
Accuracy of data acquisition will also result in interference, in the prior art, all these interference is not compensated and handled.
The content of the invention
Primary technical problem to be solved by this invention is to provide one kind for the above-mentioned prior art to detect smoke machine and oil
Whether cup installs inclined range hood.
Further the technical problem to be solved is that provide one kind for the above-mentioned prior art to detect smoke machine oil by the present invention
Cup oil mass detection method.
Technical solution is used by the present invention solves above-mentioned primary technical problem：A kind of range hood, is included in collection
The lubricating cup of sump oil, for detecting the level sensing module of lubricating cup liquid level, the main control module that is connected with level sensing module, with
The liquid level that can display real-time in lubricating cup of main control module connection and the human-computer interaction module that can set liquid level warning line, it is special
Sign is：The level sensing module includes the first distance detection unit that two difference can detect liquid level on the left of lubricating cup,
For detecting the second distance detection unit of liquid level on the right side of lubricating cup, first distance detection unit and second distance detection
Unit is connected with the main control module.
As an improvement, the level sensing module further includes the temperature sensor for detecting environment temperature.
Improve again, first distance detection unit and second distance detection unit are separately mounted to first support and second
In stent, first support and second support can be made of not viscous oil material, can also be in first support and second support
Coat non-sticking lining.
The first support and second support are installed on kitchen ventilator casing, and the first distance detection unit and second distance
The extreme lower position of detection unit is more than the first distance detection unit with the distance of lubricating cup extreme higher position for d and second distance detection is single
The blind area of member.
First distance detection unit and second distance detection unit be ultrasonic sensor or infrared sensor or
Laser sensor.
The present invention solve it is above-mentioned further used by technical problem technical solution I：A kind of oil suction with said structure
The lubricating cup oil mass detection method of smoke machine, it is characterised in that：
After kitchen ventilator is opened, level sensing module is powered, while main control module reads user's setting from human-computer interaction module
Liquid level warning line；
Level sensing module self-test, if level sensing module irregular working, level sensing module continuation self-test, 10
Still mistake after secondary self-test, then main control module shows level sensing module error message by man-machine interactive system, reminds user
Level sensing module fails, if level sensing module works normally, the first distance detection unit, second distance detection unit and temperature
Liquid level information, lubricating cup right side liquid level information, temperature information on the left of lubricating cup are sent to main control module by degree sensor；
After main control module receives liquid level information on the left of lubricating cup, lubricating cup right side liquid level information, temperature information, on the left of lubricating cup
Liquid level information carries out shockproof processing on the right side of liquid level information, lubricating cup, then using temperature information to liquid level information, lubricating cup on the left of lubricating cup
Right side liquid level information carries out temperature-compensating, obtains liquid level information on the left of effective lubricating cup, liquid level information on the right side of lubricating cup；
Whether the liquid level difference of liquid level information, which is less than, on the right side of the relatively effective lubricating cup left side liquid level information of main control module, lubricating cup sets
Fixed threshold value, if liquid level difference is more than or equal to the threshold value of setting, man-machine interactive system shows liquid level information and lubricating cup on the left of lubricating cup
Right side liquid level information, while show inclined degree, and remind user that there are liquid level difference, kitchen ventilator installation inclination；If liquid level difference is small
In the threshold value of setting, liquid level does not tilt, and numerical value is larger in man-machine interactive system display left side liquid level information and right side liquid level information
Liquid level information；
Main control module determines whether liquid level information larger in left side liquid level information and right side liquid level information reaches
The warning line of user's setting, if having reached, man-machine interactive system shows the larger level information of aforementioned value and sends warning,
User is reminded to fall oily；If not up to, man-machine interactive system shows liquid level larger in left side liquid level information and right side liquid level information
Information.
The mode of shockproof processing is carried out to left side liquid level information, right side liquid level information is：First distance detection unit will be pre-
If the liquid level peak collected in the period is as liquid level information on the left of lubricating cup；Second distance detection unit is by preset time period
The liquid level peak inside collected is as liquid level information on the right side of lubricating cup.
Temperature-compensating is carried out to liquid level information, lubricating cup right side liquid level information on the left of lubricating cup using temperature information, is obtained effectively
Lubricating cup on the left of liquid level information, the concrete mode of liquid level information is on the right side of lubricating cup：
Liquid level information+compensating liquid level on the left of liquid level information=lubricating cup on the left of effective lubricating cup, wherein compensating liquid level=
The time spent in 0.3035Tt, T are temperature, and t detects a data for the first distance detection unit；
Liquid level information+compensating liquid level on the right side of side liquid level information=lubricating cup on the right side of effective lubricating cup, wherein compensating liquid level=
The time spent in 0.3035Tt, T are temperature, and t detects a data for second distance detection unit.
First distance detection unit and second distance detection unit are ultrasonic sensor, and t is ultrasonic sensor
Send a ultrasonic wave and receive the time interval of current ultrasonic wave
Compared with prior art, the advantage of the invention is that：Level sensing module is included detecting respectively on the left of lubricating cup, the right side
The first distance detection unit and second distance detection unit of side liquid level, by lubricating cup left side, right side liquid level with regard to energy
Know whether lubricating cup installs inclination.
Brief description of the drawings
Fig. 1 is the system block diagram of range hood in the embodiment of the present invention.
Fig. 2 is the mounting structure schematic diagram of left side ultrasonic sensor in the bracket in the embodiment of the present invention.
Fig. 3 is mounting structure schematic diagram one of the ultrasonic sensor in kitchen ventilator in the embodiment of the present invention.
Fig. 4 is mounting structure schematic diagram two of the ultrasonic sensor in kitchen ventilator in the embodiment of the present invention.
Fig. 5 is range hood oil cup oil mass detection method flow diagram in the embodiment of the present invention.
Embodiment
The present invention is described in further detail below in conjunction with attached drawing embodiment.
Range hood as shown in Figure 1, is included in the lubricating cup 3 for collecting sump oil, for detecting the liquid level of lubricating cup liquid level
Detection module, the main control module 2 being connected with level sensing module, the liquid that can display real-time in lubricating cup being connected with main control module 2
Face height and the human-computer interaction module 4 that can set liquid level warning line, wherein level sensing module includes two can detect oil respectively
First distance detection unit 1 of cup left side liquid level, for detecting the second distance detection unit of liquid level on the right side of lubricating cup
5, for detecting the temperature sensor 6 of environment temperature, first distance detection unit 1 and second distance detection unit 5 with
The main control module 2 connects.First distance detection unit 1 and second distance detection unit 5 use ultrasonic sensor, also may be used
To be substituted with infrared sensor or laser sensor.
The ultrasonic sensor of left and right two is separately mounted in first support 7 and second support 8, first support and second
Frame is installed on kitchen ventilator casing 9, and the extreme lower position of the first distance detection unit and second distance detection unit and lubricating cup 3
The distance of extreme higher position is more than the check frequency of ultrasonic sensor for d, referring to shown in Fig. 2,3,4.
The lubricating cup oil mass detection method of above-mentioned range hood is, shown in Figure 5：
After kitchen ventilator is opened, level sensing module is powered, while main control module reads user's setting from human-computer interaction module
Liquid level warning line；
Level sensing module self-test, if level sensing module irregular working, level sensing module continuation self-test, 10
Still mistake after secondary self-test, then main control module shows level sensing module error message by man-machine interactive system, reminds user
Level sensing module fails, if level sensing module works normally, left and right ultrasonic sensor and temperature sensor are left by lubricating cup
Liquid level information, temperature information are sent to main control module on the right side of side liquid level information, lubricating cup；
After main control module receives liquid level information on the left of lubricating cup, lubricating cup right side liquid level information, temperature information, on the left of lubricating cup
Liquid level information carries out shockproof processing on the right side of liquid level information, lubricating cup, then using temperature information to liquid level information, lubricating cup on the left of lubricating cup
Right side liquid level information carries out temperature-compensating, obtains liquid level information on the left of effective lubricating cup, liquid level information on the right side of lubricating cup；
Whether the liquid level difference of liquid level information, which is less than, on the right side of the relatively effective lubricating cup left side liquid level information of main control module, lubricating cup sets
Fixed threshold value, if liquid level difference is more than or equal to the threshold value of setting, man-machine interactive system shows liquid level information and lubricating cup on the left of lubricating cup
Right side liquid level information, while show inclined degree, and remind user that there are liquid level difference, kitchen ventilator installation inclination；If liquid level difference is small
In the threshold value of setting, liquid level does not tilt, and numerical value is larger in man-machine interactive system display left side liquid level information and right side liquid level information
Liquid level information；
Main control module determines whether liquid level information larger in left side liquid level information and right side liquid level information reaches
The warning line of user's setting, if having reached, man-machine interactive system shows the larger level information of aforementioned value and sends warning,
User is reminded to fall oily；If not up to, man-machine interactive system shows liquid level larger in left side liquid level information and right side liquid level information
Information.
The mode of shockproof processing is carried out to left side liquid level information, right side liquid level information is：Left ultrasonic sensor will be default
The liquid level peak collected in period is as liquid level information on the left of lubricating cup；Right ultrasonic sensor will be adopted in preset time period
The liquid level peak collected is as liquid level information on the right side of lubricating cup.Vibration caused by kitchen ventilator work causes liquid level slight fluctuations,
Liquid level peak is compared to static liquid level meeting higher, and main control module is to fluctuate liquid level peak as data base, to judge liquid level
Whether height reaches warning line, compares compared to static liquid level with warning line, more rationally, reduces liquid level spilling
Risk.
Temperature-compensating is carried out to liquid level information, lubricating cup right side liquid level information on the left of lubricating cup using temperature information, is obtained effectively
Lubricating cup on the left of liquid level information, the concrete mode of liquid level information is on the right side of lubricating cup：
Liquid level information+compensating liquid level on the left of liquid level information=lubricating cup on the left of effective lubricating cup, wherein compensating liquid level=
The time spent in 0.3035Tt, T are temperature, and t detects a data for the first distance detection unit；
Liquid level information+compensating liquid level on the right side of side liquid level information=lubricating cup on the right side of effective lubricating cup, wherein compensating liquid level=
0.3035Tt, T are temperature, and t is that ultrasonic sensor sends a ultrasonic wave and receives the time interval of current ultrasonic wave.
Claims (9)
1. a kind of range hood, is included in the lubricating cup for collecting sump oil, for detecting the level sensing module of lubricating cup liquid level, with
The main control module that level sensing module is connected, the liquid level that can display real-time in lubricating cup being connected with main control module and can be set
The human-computer interaction module of liquid level warning line, it is characterised in that：The level sensing module, which includes two difference, can detect a lubricating cup left side
First distance detection unit of side liquid level, it is described for detecting the second distance detection unit of liquid level on the right side of lubricating cup
First distance detection unit and second distance detection unit are connected with the main control module.
2. range hood according to claim 1, it is characterised in that：The level sensing module is further included for detecting ring
The temperature sensor of border temperature.
3. range hood according to claim 1, it is characterised in that：First distance detection unit and second distance inspection
Unit is surveyed to be separately mounted in first support and second support.
4. range hood according to claim 3, it is characterised in that：The first support and second support are installed on oil smoke
On machine casing, and the extreme lower position of the first distance detection unit and second distance detection unit and the distance of lubricating cup extreme higher position are
D is more than the blind area of the first distance detection unit and second distance detection unit.
5. range hood according to claim 1, it is characterised in that：First distance detection unit and second distance inspection
It is ultrasonic sensor or infrared sensor or laser sensor to survey unit.
A kind of 6. lubricating cup oil mass detection method of range hood as claimed in claim 2, it is characterised in that：
After kitchen ventilator is opened, level sensing module is powered, while main control module reads the liquid of user's setting from human-computer interaction module
Position warning line；
Level sensing module self-test, if level sensing module irregular working, level sensing module continues self-test, 10 self-tests
Still mistake afterwards, then main control module shows level sensing module error message by man-machine interactive system, reminds the inspection of user's liquid level
Module Fail is surveyed, if level sensing module works normally, the first distance detection unit, second distance detection unit and temperature sensing
Liquid level information, lubricating cup right side liquid level information, temperature information on the left of lubricating cup are sent to main control module by device；
After main control module receives liquid level information on the left of lubricating cup, lubricating cup right side liquid level information, temperature information, to liquid level on the left of lubricating cup
Liquid level information carries out shockproof processing on the right side of information, lubricating cup, then using temperature information to liquid level information, lubricating cup right side on the left of lubricating cup
Liquid level information carries out temperature-compensating, obtains liquid level information on the left of effective lubricating cup, liquid level information on the right side of lubricating cup；
Whether liquid level information, the liquid level difference of lubricating cup right side liquid level information are less than setting on the left of the relatively effective lubricating cup of main control module
Threshold value, if liquid level difference is more than or equal to the threshold value of setting, man-machine interactive system shows liquid level information and lubricating cup right side on the left of lubricating cup
Liquid level information, while show inclined degree, and remind user that there are liquid level difference, kitchen ventilator installation inclination；Set if liquid level difference is less than
Fixed threshold value, liquid level do not tilt, the larger liquid of numerical value in man-machine interactive system display left side liquid level information and right side liquid level information
Position information；
Main control module determines whether liquid level information larger in left side liquid level information and right side liquid level information reaches user
The warning line of setting, if having reached, man-machine interactive system shows the larger level information of aforementioned value and sends warning, reminds
User falls oily；If not up to, man-machine interactive system shows liquid level information larger in left side liquid level information and right side liquid level information.
7. lubricating cup oil mass detection method according to claim 6, it is characterised in that：To left side liquid level information, right side liquid level
The mode that information carries out shockproof processing is：First distance detection unit using the liquid level peak collected in preset time period as
Liquid level information on the left of lubricating cup；Second distance detection unit is using the liquid level peak collected in preset time period as on the right side of lubricating cup
Liquid level information.
8. lubricating cup oil mass detection method according to claim 6, it is characterised in that：Using temperature information to liquid on the left of lubricating cup
Liquid level information carries out temperature-compensating on the right side of position information, lubricating cup, obtains liquid level information on the left of effective lubricating cup, liquid level letter on the right side of lubricating cup
The concrete mode of breath is：
Liquid level information+compensating liquid level on the left of liquid level information=lubricating cup on the left of effective lubricating cup, wherein compensating liquid level=0.3035Tt,
The time spent in T is temperature, and t detects a data for the first distance detection unit；
Liquid level information+compensating liquid level on the right side of side liquid level information=lubricating cup on the right side of effective lubricating cup, wherein compensating liquid level=
The time spent in 0.3035Tt, T are temperature, and t detects a data for second distance detection unit.
9. lubricating cup oil mass detection method according to claim 6, it is characterised in that：First distance detection unit and
Two distance detection units are ultrasonic sensor, and t sends a ultrasonic wave for ultrasonic sensor and receives current ultrasonic wave
Time interval.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710473773.5A CN108006753B (en) | 2017-06-21 | 2017-06-21 | Range hood and oil cup oil quantity detection method thereof |
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|---|---|---|---|
| CN201710473773.5A CN108006753B (en) | 2017-06-21 | 2017-06-21 | Range hood and oil cup oil quantity detection method thereof |
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| CN108006753B CN108006753B (en) | 2023-10-20 |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108644856A (en) * | 2018-08-17 | 2018-10-12 | 佛山市云米电器科技有限公司 | A kind of catchment cup for having both oil mass temperature and oil mass volume and showing |
| 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 |
| CN108644855A (en) * | 2018-08-17 | 2018-10-12 | 佛山市云米电器科技有限公司 | A kind of precision oil mass detection formula catchment cup |
| CN111435002A (en) * | 2019-01-15 | 2020-07-21 | 宁波方太厨具有限公司 | Method for detecting oil quantity of oil cup in range hood |
| CN113028468A (en) * | 2019-12-24 | 2021-06-25 | 九阳股份有限公司 | Oil quantity detection control method of range hood |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108644856A (en) * | 2018-08-17 | 2018-10-12 | 佛山市云米电器科技有限公司 | A kind of catchment cup for having both oil mass temperature and oil mass volume and showing |
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| CN111435002B (en) * | 2019-01-15 | 2022-05-17 | 宁波方太厨具有限公司 | Method for detecting oil quantity of oil cup in range hood |
| CN113028468A (en) * | 2019-12-24 | 2021-06-25 | 九阳股份有限公司 | Oil quantity detection control method of range hood |
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