CN109681926A - Cookware shape recognition method and cooking control method for kitchen range - Google Patents
Cookware shape recognition method and cooking control method for kitchen range Download PDFInfo
- Publication number
- CN109681926A CN109681926A CN201811373965.XA CN201811373965A CN109681926A CN 109681926 A CN109681926 A CN 109681926A CN 201811373965 A CN201811373965 A CN 201811373965A CN 109681926 A CN109681926 A CN 109681926A
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- cookware
- kitchen range
- distance measuring
- ultrasonic wave
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- 238000000034 method Methods 0.000 title claims abstract description 51
- 238000010411 cooking Methods 0.000 title claims abstract description 19
- 238000006243 chemical reaction Methods 0.000 claims abstract description 7
- 238000005259 measurement Methods 0.000 claims description 3
- 238000002604 ultrasonography Methods 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 4
- 238000011161 development Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000004134 energy conservation Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 125000003367 polycyclic group Chemical group 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
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
- F24C3/00—Stoves or ranges for gaseous fuels
- F24C3/12—Arrangement or mounting of control or safety devices
- F24C3/126—Arrangement or mounting of control or safety devices on ranges
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S15/00—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems
- G01S15/02—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems using reflection of acoustic waves
- G01S15/06—Systems determining the position data of a target
- G01S15/08—Systems for measuring distance only
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Acoustics & Sound (AREA)
- Computer Networks & Wireless Communication (AREA)
- General Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
Abstract
The invention discloses a cookware shape recognition method and a cooking control method for a cooker, wherein the cookware shape recognition method comprises the following steps: controlling the ultrasonic ranging module to rotate; measuring actual distances between the ultrasonic ranging module and different points of the lower surface of the pot at different times through the ultrasonic ranging module; respectively converting a plurality of measured actual distances into vertical distances between the ultrasonic ranging module and the lower surface of the pot; and calculating and judging the shape of the cookware according to the vertical distances obtained by conversion, accurately identifying the shape of the cookware, and providing a basis for intelligent control of the cookware.
Description
Technical field
The present invention relates to kitchen appliance technical field more particularly to a kind of cookware shape recognition process for kitchen range and culinary art control
Method processed.
Background technique
In the related technology, conventional kitchen range work system generally comprises open loop work system and Closed loop operation system, in which:
Open loop work system --- cookware is heated by control gas quantity and flame profile；
Closed loop operation system --- thermistor detection panel temperature is filled by below the panel, measures cookware temperature indirectly, from
And cookware is heated to significantly more efficient；
With the continuous development of technology, intelligent stove is now gradually appeared, intelligent stove not only needs Closed loop operation system, also
Need to identify cookware, the material etc. of shape, cookware including cookware, wherein how accurate discrimination cookware especially pot
Having shape becomes the major issue of puzzlement intelligent stove development.
Summary of the invention
It is a primary object of the present invention to overcome the shortcomings of one of above-mentioned background technique, for this purpose, providing a kind of for kitchen range
Cookware shape recognition process, accurately identify cookware shape, provide basis for the intelligent control of kitchen range.
Further it is provided that a kind of cooking control method for kitchen range, can provide firepower, energy conservation, height according to cookware shape
Effect.
Above-mentioned first purpose is achieved by the following technical solution:
A kind of cookware shape recognition process for kitchen range, including rotatable ultrasonic distance measuring module, the cookware shape
Shape recognition methods includes the following steps:
Control the ultrasonic distance measuring module rotation；
The ultrasonic distance measuring module and the cookware following table under different time are measured by the ultrasonic distance measuring module
Actual range between the difference of face；
Resulting multiple actual ranges will be measured to be respectively converted under the ultrasonic distance measuring module and the cookware
Vertical range between surface；
It is calculated according to the resulting multiple vertical ranges of conversion and judges the shape of the cookware.
In some embodiments, the ultrasonic distance measuring module includes ultrasonic wave transmitting module, ultrasonic wave receiving module
And timer, wherein the timer issues ultrasonic wave to ultrasonic wave reception mould for calculating the ultrasonic wave transmitting module
The time of block reception ultrasonic wave.
In some embodiments, between each point of the ultrasonic distance measuring module and the cookware lower surface it is practical away from
Obtained by being calculated according to following formula: L=vt ÷ 2, wherein L is the ultrasonic distance measuring module and the cookware lower surface
Between actual range, v is ultrasonic velocity, t be the ultrasonic distance measuring module issue ultrasonic wave to receive ultrasonic wave when
Between.
In some embodiments, the ultrasonic velocity v=331.5+0.607 × T, wherein T is environment temperature.
In some embodiments, the actual range is converted into the ultrasonic distance measuring module and the cookware following table
Vertical range between the face gained by weight of following formula carries out: D=L × cos θ, wherein D is the ultrasonic distance measuring module
With the vertical range between the cookware lower surface, θ is the angle of the ultrasonic distance measuring module and vertical direction.
In some embodiments, the angle of the ultrasonic distance measuring module and vertical direction calculates institute as follows
: θ=W × A, wherein W is the angular velocity of rotation of the ultrasonic distance measuring module, and A is the work of the ultrasonic distance measuring module
Time.
In some embodiments, it is calculated according to the resulting multiple vertical ranges of conversion and judges the shape of the cookware
The specific calculating step of shape are as follows: according to convert resulting multiple vertical ranges carry out integral calculations with obtain the time, angle,
The corresponding relationship of distance and shape judges the shape of the cookware according to the obtained corresponding relationship.
In some embodiments, the ultrasonic distance measuring module is set to the underface of the cookware.
In some embodiments, the ultrasonic distance measuring module includes that receiver and motor, the electricity occur for ultrasonic wave
Machine drives the ultrasonic wave that receiver rotation occurs.
In some embodiments, the motor is stepper motor, by timing control stepper motor positive and negative rotation, by every
Pulse per second (PPS) number controls the revolving speed of stepper motor.
Above-mentioned second purpose is achieved by the following technical solution:
A kind of cooking control method for kitchen range, including cookware shape recognition process as described above.
In some embodiments, the cooking control method further includes having the following steps: according to the shape of the cookware,
Adjust the flame height and size of the kitchen range different location.
In some embodiments, the cooking control method further includes having the following steps: according to the size of the cookware,
It controls the kitchen range and exports the firepower to match with the size of the cookware.
Compared with prior art, the present invention at least having the effect that
1, cookware shape recognition process of the invention, it is simple, reliable, cookware shape can be accurately identified, is the intelligence of kitchen range
Offer basis is provided.
2, cooking control method of the invention can provide firepower according to cookware shape, energy saving, efficient.
Other beneficial outcomes of the invention will be explained in conjunction with attached drawing in a specific embodiment.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of kitchen range in the embodiment of the present invention；
Fig. 2 is the model schematic of ultrasonic distance measuring module in the embodiment of the present invention；
Fig. 3 is the ranging timing diagram of ultrasonic distance measuring module in the embodiment of the present invention；
Fig. 4 is time, angle, the relational graph of distance in the embodiment of the present invention；
Fig. 5 is the flow diagram of cookware shape recognition process in the embodiment of the present invention；
Fig. 6 is the flow diagram of cooking control method in the embodiment of the present invention.
Specific embodiment
The present invention will be further described in detail below with reference to the accompanying drawings and specific embodiments.
Embodiment one: as shown in Figures 1 to 5, the present embodiment is a kind of cookware shape recognition process for kitchen range, packet
Rotatable ultrasonic distance measuring module 1 is included, ultrasonic distance measuring module 1 is set to the underface of cookware 2, can be convenient for measuring excess of export with this
The actual range of sound ranging module 1 and 2 lower surface two sides of cookware, it is preferable that ultrasonic distance measuring module 1 emits including ultrasonic wave
Module, ultrasonic wave receiving module and timer, Timer issue ultrasonic wave to ultrasound for calculating ultrasonic wave transmitting module
Wave receiving module receives the time of ultrasonic wave, and ultrasonic wave transmitting module passes through and cookware following table face contact back reflection after issuing ultrasonic wave
And received by ultrasonic wave receiving module, cookware shape recognition process includes the following steps:
Step 101, control ultrasonic distance measuring module 1 rotates, it is preferable that ultrasonic distance measuring module 1 includes ultrasonic wave
Receiver rotation occurs for receiver and motor, motor driven ultrasonic wave, and specifically, motor is stepper motor, passes through timing control
Stepper motor positive and negative rotation, controls the revolving speed of stepper motor by pulses per second, in the present embodiment, is driven by stepper motor
The swing angle that receiver swings and receiver occurs by step motor control ultrasonic wave occurs for ultrasonic wave, to ensure
The reality of 1 energy maximum magnitude of ultrasonic distance measuring module measured between 2 lower surface difference of ultrasonic distance measuring module 1 and cookware
Distance.Preferably, before control ultrasonic distance measuring module 1 rotates, the position of stepper motor in ultrasonic distance measuring module 1 is first controlled
Zero, the rotation angle that receiver occurs as accurate measurement ultrasonic wave provide preparation.
Step 102, ultrasonic distance measuring module 1 and 2 lower surface of cookware under different time are measured by ultrasonic distance measuring module 1
Actual range between difference, specifically, the actual range between each point of ultrasonic distance measuring module 1 and 2 lower surface of cookware
Obtained by being calculated according to following formula: L=vt ÷ 2, wherein reality of the L between 2 lower surface of ultrasonic distance measuring module 1 and cookware
Border distance, v are ultrasonic velocity, and t is that ultrasonic distance measuring module 1 issues ultrasonic wave to the time for receiving ultrasonic wave.In this implementation
Example in, ultrasonic velocity v=331.5+0.607 × T, wherein T be environment temperature, ultrasonic velocity v with kitchen range burning temperature
Degree changes and changes.It can be convenient for measuring out between each point of ultrasonic distance measuring module 1 and 2 lower surface of cookware through the above steps
Actual range, and measurement result is accurate, reliable.
Step 103, resulting multiple actual ranges will be measured and be respectively converted into ultrasonic distance measuring module 1 and 2 following table of cookware
Actual range is specifically converted to hanging down between 2 lower surface of ultrasonic distance measuring module 1 and cookware by the vertical range between face
Straight distance gained by weight of following formula carries out: D=L × cos θ, wherein D is ultrasonic distance measuring module 1 and 2 lower surface of cookware
Between vertical range, θ be ultrasonic distance measuring module 1 and vertical direction angle, wherein ultrasonic distance measuring module 1 with it is vertical
The angle in direction calculates gained: θ=W × A as follows, and wherein W is the angular velocity of rotation of ultrasonic distance measuring module 1, and A is
The working time of ultrasonic distance measuring module 1 drives ultrasonic wave that receiver occurs with the vertical centerline of cookware 2 by stepper motor
It swings, conversion provided by the present embodiment is simple, accurate, accurately to judge that the shape of cookware provides data basis.
Step 104, calculates and judges the shape of cookware 2 according to converting resulting multiple vertical ranges, specifically, according to turn
It changes resulting multiple vertical ranges to calculate and the specific calculating step of the shape that judges cookware 2 are as follows: resulting multiple according to converting
Vertical range carries out integral calculation to obtain time, angle, distance and the corresponding relationship of shape, is sentenced according to obtained corresponding relationship
The shape of disconnected cookware, corresponding relationship can be found in shown in Fig. 4.Preferably, by the point ranging to each angle, according to distance and shape
The relationship of shape, and these are put and carries out line, then relatively accurate cookware shape is obtained, receiver angular speed occurs in ultrasonic wave
In the case where certain, then the angle and time A of ultrasonic distance measuring module 1 and vertical direction are linear, are thus incited somebody to action
To the corresponding relationship of time, angle, distance and shape, in the corresponding relationship by can intuitive judgment go out the shape of cookware 2.
The cookware shape recognition process of the present embodiment, it is simple, reliable, it is not influenced, can be accurately identified by flame substantially
Cookware shape provides basis for the intelligent control of kitchen range.
Embodiment two: as shown in FIG. 6, the present embodiment is a kind of cooking control method for kitchen range, including as implemented
Cookware shape recognition process described in example one.
The cooking control method of the present embodiment can provide firepower according to cookware shape, energy saving, efficient.
Further, cooking control method further includes having the following steps: according to the shape of cookware 2, adjusting the different positions of kitchen range 3
The flame height and size set.For example, controlling kitchen range 3 if the vertical range of 2 lower surface point of cookware is big in the point and corresponding to position
The flame set is relatively high, is able to achieve being heated evenly for the point and the relatively small point of other vertical ranges with this, and then reach
On demand for the purpose of fire, high-efficiency heating.
Further, cooking control method further includes having the following steps: according to the size of cookware 2, controlling kitchen range 3 and exports
The firepower to match with the size of cookware.For example, if controlling kitchen range 3 when the diameter of cookware 2 is relatively large and providing polycyclic fire,
Such as five rings or Fourth Ring etc, increase firepower provided by kitchen range 3 and controls kitchen range if the diameter of cookware 2 is relatively fewer
3 provide few ring fire, such as two rings or a ring etc, reduce firepower provided by kitchen range 3, this is not restricted.
In addition, detecting whether that pot is changed in midway in 3 cooking process of kitchen range.Specifically, if not having on kitchen range 3 in a short time
There is cookware 2, then judges that user has carried out changing pot operation, return to cookware shape recognition step at this time.If after long-time on kitchen range 3 according to
There is no cookware 2 so, then judges that user has completed to cook, at this point, carrying out closing fiery processing.
The cooking control method of the present embodiment can provide firepower, entire cooking control method according to cookware shape, size
Simply, safe and reliable, and realize energy conservation, efficient purpose.
Above-described is only some embodiments of the present invention.For those of ordinary skill in the art, not
Under the premise of being detached from the invention design, various modifications and improvements can be made, these belong to protection model of the invention
It encloses.
Claims (13)
1. a kind of cookware shape recognition process for kitchen range, which is characterized in that including rotatable ultrasonic distance measuring module
(1), the cookware shape recognition process includes the following steps:
Control the ultrasonic distance measuring module (1) rotation；
The ultrasonic distance measuring module (1) and the cookware (2) under different time are measured by the ultrasonic distance measuring module (1)
Actual range between the difference of lower surface；
Resulting multiple actual ranges will be measured and be respectively converted into the ultrasonic distance measuring module (1) and the cookware (2)
Vertical range between lower surface；
It is calculated according to the resulting multiple vertical ranges of conversion and judges the shape of the cookware (2).
2. a kind of cookware shape recognition process for kitchen range according to claim 1, which is characterized in that the ultrasonic wave
Range finder module (1) includes ultrasonic wave transmitting module, ultrasonic wave receiving module and timer, wherein the timer is for calculating institute
It states ultrasonic wave transmitting module and issues the time that ultrasonic wave receives ultrasonic wave to the ultrasonic wave receiving module.
3. a kind of cookware shape recognition process for kitchen range according to claim 2, which is characterized in that the ultrasonic wave
Obtained by actual range between each point of range finder module (1) and the cookware (2) lower surface is calculated according to following formula: L
=vt ÷ 2, wherein actual range of the L between the ultrasonic distance measuring module (1) and the cookware (2) lower surface, v are ultrasound
Wave velocity, t are that the ultrasonic distance measuring module (1) issues ultrasonic wave to the time for receiving ultrasonic wave.
4. a kind of cookware shape recognition process for kitchen range according to claim 3, which is characterized in that the ultrasonic wave
Speed v=331.5+0.607 × T, wherein T is environment temperature.
5. a kind of cookware shape recognition process for kitchen range according to claim 3, which is characterized in that by the reality
Distance is converted to the vertical range between the ultrasonic distance measuring module (1) and the cookware (2) lower surface according to following formula
Obtained by being converted: D=L × cos θ, wherein D is between the ultrasonic distance measuring module (1) and the cookware (2) lower surface
Vertical range, θ are the angle of the ultrasonic distance measuring module (1) and vertical direction.
6. a kind of cookware shape recognition process for kitchen range according to claim 5, which is characterized in that the ultrasonic wave
The angle of range finder module (1) and vertical direction calculates gained: θ=W × A as follows, and wherein W is the ultrasonic distance measurement
The angular velocity of rotation of module (1), A are the working time of the ultrasonic distance measuring module (1).
7. a kind of cookware shape recognition process for kitchen range according to claim 6, which is characterized in that according to conversion institute
The multiple vertical ranges obtained calculate and judge the specific calculating step of the shape of the cookware (2) are as follows: according to conversion gained
Multiple vertical ranges carry out integral calculations to obtain time, angle, distance and the corresponding relationship of shape, according to what is obtained
The corresponding relationship judges the shape of the cookware.
8. a kind of cookware shape recognition process for kitchen range according to any one of claims 1 to 7, which is characterized in that institute
State the underface that ultrasonic distance measuring module (1) is set to the cookware (2).
9. a kind of cookware shape recognition process for kitchen range according to claim 8, which is characterized in that the ultrasonic wave
Range finder module (1) includes that receiver and motor occur for ultrasonic wave, and receiver rotation occurs for ultrasonic wave described in the motor driven.
10. a kind of cookware shape recognition process for kitchen range according to claim 9, which is characterized in that the motor
The revolving speed of stepper motor is controlled by pulses per second by timing control stepper motor positive and negative rotation for stepper motor.
11. a kind of cooking control method for kitchen range, which is characterized in that including the pot as described in claims 1 to 10 is any
Has shape recognition process.
12. a kind of cooking control method for kitchen range according to claim 11, which is characterized in that the culinary art control
Method further includes having the following steps: according to the shape of the cookware (2), adjusting the flame height of the kitchen range different location and big
It is small.
13. a kind of cooking control method for kitchen range according to claim 11, which is characterized in that the culinary art control
Method further includes having the following steps: according to the size of the cookware (2), controlling the size phase of the kitchen range output and the cookware
Matched firepower.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811373965.XA CN109681926A (en) | 2018-11-19 | 2018-11-19 | Cookware shape recognition method and cooking control method for kitchen range |
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| CN201811373965.XA CN109681926A (en) | 2018-11-19 | 2018-11-19 | Cookware shape recognition method and cooking control method for kitchen range |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110594813A (en) * | 2019-09-05 | 2019-12-20 | 宁波方太厨具有限公司 | Range hood and control method thereof |
| CN111550837A (en) * | 2020-04-29 | 2020-08-18 | 宁波方太厨具有限公司 | Gas cooker and fire adjusting method thereof |
| CN111578333A (en) * | 2020-04-07 | 2020-08-25 | 宁波方太厨具有限公司 | Cooking device and control method thereof |
| CN111829427A (en) * | 2020-06-18 | 2020-10-27 | 华帝股份有限公司 | Pot-leaving detection device and detection method for kitchen range |
| CN111856494A (en) * | 2020-06-18 | 2020-10-30 | 华帝股份有限公司 | Cookware state detection device and detection method |
| CN112344386A (en) * | 2020-09-25 | 2021-02-09 | 深圳Tcl新技术有限公司 | Fire power adjusting method, fire power adjusting device and storage medium |
| CN113623687A (en) * | 2021-08-23 | 2021-11-09 | 江苏格罗瑞节能科技有限公司 | Cloud wisdom firepower controlling means |
| CN113958974A (en) * | 2021-11-19 | 2022-01-21 | 华帝股份有限公司 | Fire area self-adaptive control method and gas cooker |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110594813A (en) * | 2019-09-05 | 2019-12-20 | 宁波方太厨具有限公司 | Range hood and control method thereof |
| CN111578333A (en) * | 2020-04-07 | 2020-08-25 | 宁波方太厨具有限公司 | Cooking device and control method thereof |
| CN111550837A (en) * | 2020-04-29 | 2020-08-18 | 宁波方太厨具有限公司 | Gas cooker and fire adjusting method thereof |
| CN111829427A (en) * | 2020-06-18 | 2020-10-27 | 华帝股份有限公司 | Pot-leaving detection device and detection method for kitchen range |
| CN111856494A (en) * | 2020-06-18 | 2020-10-30 | 华帝股份有限公司 | Cookware state detection device and detection method |
| CN112344386A (en) * | 2020-09-25 | 2021-02-09 | 深圳Tcl新技术有限公司 | Fire power adjusting method, fire power adjusting device and storage medium |
| CN112344386B (en) * | 2020-09-25 | 2023-10-13 | 深圳Tcl新技术有限公司 | Thermal power adjustment method, apparatus, and storage medium |
| CN113623687A (en) * | 2021-08-23 | 2021-11-09 | 江苏格罗瑞节能科技有限公司 | Cloud wisdom firepower controlling means |
| CN113958974A (en) * | 2021-11-19 | 2022-01-21 | 华帝股份有限公司 | Fire area self-adaptive control method and gas cooker |
| CN113958974B (en) * | 2021-11-19 | 2024-02-27 | 华帝股份有限公司 | Self-adaptive control method for fire area and gas cooker |
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Application publication date: 20190426 |