CN108344487A - Weight display methods, weighing device, cooking equipment and its interior pot of cooking equipment - Google Patents
Weight display methods, weighing device, cooking equipment and its interior pot of cooking equipment Download PDFInfo
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- CN108344487A CN108344487A CN201710047646.9A CN201710047646A CN108344487A CN 108344487 A CN108344487 A CN 108344487A CN 201710047646 A CN201710047646 A CN 201710047646A CN 108344487 A CN108344487 A CN 108344487A
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- 238000005303 weighing Methods 0.000 title claims abstract description 153
- 238000010411 cooking Methods 0.000 title claims abstract description 81
- 238000000034 method Methods 0.000 title claims abstract description 49
- 230000008859 change Effects 0.000 claims abstract description 14
- 238000001514 detection method Methods 0.000 claims description 7
- 239000000463 material Substances 0.000 abstract description 20
- 235000013305 food Nutrition 0.000 abstract description 19
- 230000008569 process Effects 0.000 abstract description 19
- 241000209094 Oryza Species 0.000 description 14
- 235000007164 Oryza sativa Nutrition 0.000 description 14
- 235000009566 rice Nutrition 0.000 description 14
- 230000006641 stabilisation Effects 0.000 description 9
- 238000011105 stabilization Methods 0.000 description 9
- 238000010586 diagram Methods 0.000 description 8
- 238000005516 engineering process Methods 0.000 description 5
- 239000000203 mixture Substances 0.000 description 5
- 230000006870 function Effects 0.000 description 3
- 235000013399 edible fruits Nutrition 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01G—WEIGHING
- G01G23/00—Auxiliary devices for weighing apparatus
- G01G23/18—Indicating devices, e.g. for remote indication; Recording devices; Scales, e.g. graduated
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01G—WEIGHING
- G01G19/00—Weighing apparatus or methods adapted for special purposes not provided for in the preceding groups
- G01G19/52—Weighing apparatus combined with other objects, e.g. furniture
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01G—WEIGHING
- G01G19/00—Weighing apparatus or methods adapted for special purposes not provided for in the preceding groups
- G01G19/52—Weighing apparatus combined with other objects, e.g. furniture
- G01G19/56—Weighing apparatus combined with other objects, e.g. furniture combined with handles of tools or household implements
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- General Physics & Mathematics (AREA)
- Cookers (AREA)
Abstract
The invention discloses a kind of weight display methods of cooking equipment, weighing device, cooking equipment and its interior pot, weighing device is provided on the interior pot of cooking equipment, weighing device includes weighing sensor and display unit, and method includes the following steps：The weight show value that display unit is shown is obtained, and obtains the corresponding fluctuation range of weight show value；Weight detecting value is obtained according to the weighing-up wave of weighing sensor output；Judge whether weight detecting value exceeds fluctuation range；If exceeding fluctuation range, then control display unit show weight detecting value, so as to avoid the slight error in weighing process caused by weight show value change, provide to the user stablize, delicate show value, the weight of food materials is determined convenient for user, the user experience is improved.
Description
Technical field
The present invention relates to household electrical appliance technical field, more particularly to weight display methods, one kind of a kind of cooking equipment are cooked
The weighing device for equipment of preparing food, a kind of interior pot of cooking equipment and a kind of cooking equipment.
Background technology
Cooking equipment in the related technology is weighed by weighing sensor mostly, i.e., weighing sensor can be in outer masterpiece
It is deformed upon under, and then exports corresponding gravimetric value.But the relevant technologies have the drawback that, when weighing sensor is weighed
Data bounce variation the gravimetric value of display can be caused frequently to change, and the variation of the Impact direction of weighing sensor can also make
The different gravimetric values shown at the object of identical weight when weighing every time, so that user is difficult to determine delicate
Value, user experience are poor.
Therefore, the relevant technologies needs are improved.
Invention content
The present invention is directed to solve at least some of the technical problems in related technologies.For this purpose, the present invention
First purpose is to propose that a kind of weight display methods of cooking equipment, this method can provide to the user stable, accurate
Weight show value.
Second object of the present invention is to propose a kind of weighing device of cooking equipment.Third object of the present invention exists
In a kind of interior pot of cooking equipment of proposition.Fourth object of the present invention is to propose a kind of cooking equipment.
In order to achieve the above objectives, first aspect present invention embodiment proposes a kind of weight display methods of cooking equipment,
It is provided with weighing device on the interior pot of the cooking equipment, the weighing device includes weighing sensor and display unit, described
Method includes the following steps：The weight show value that the display unit is shown is obtained, and it is corresponding to obtain the weight show value
Fluctuation range；Weight detecting value is obtained according to the weighing-up wave of weighing sensor output；Judging the weight detecting value is
It is no to exceed the fluctuation range；If exceeding the fluctuation range, controls the display unit and show the weight detecting value.
The weight display methods of the cooking equipment proposed according to embodiments of the present invention is shown by obtaining current display unit
Weight show value, and weight detecting value is obtained according to the weighing-up wave of weighing sensor output, and judges that weight detecting value is
No to exceed fluctuation range, if weight detecting value exceeds the corresponding fluctuation range of weight show value, control display unit is shown
Weight detecting value, so as to avoid the slight error in weighing process caused by weight show value change, carried for user
For stabilization, delicate show value, the weight of food materials is determined convenient for user, the user experience is improved.
According to one embodiment of present invention, it if without departing from the fluctuation range, controls the display unit and continues
Show the weight show value.
According to one embodiment of present invention, the corresponding fluctuation range of the acquisition weight show value, including：According to
The weight show value and default fluctuation threshold obtain the fluctuation range, wherein preset the weight show value with described
Lower limiting value of the difference of fluctuation threshold as the fluctuation range makees the sum of the weight show value and the default fluctuation threshold
For the upper limit value of the fluctuation range.
According to one embodiment of present invention, the default fluctuation threshold can be 0-50g.
According to one embodiment of present invention, the upper limit value of the fluctuation range is the preset ratio of the weight show value
Positive value, the lower limiting value of the fluctuation range is the negative value of the preset ratio of the weight show value.One according to the present invention
Embodiment, the preset ratio can be 5%-10%, and the preset ratio reduces with the increase of the weight show value.
According to one embodiment of present invention, the weight show value that the display unit is shown is stored in the weighing device
Storage unit in, wherein if exceed the fluctuation range, the weight show value that the storage unit stores is updated to
The weight detecting value.
According to one embodiment of present invention, it is weight stationary value by the weight show value that the display unit is shown,
Obtaining the weight stationary value includes：Continuous n times obtain the weighing-up wave of the weighing sensor output with described in corresponding obtain
N number of weight detecting value of determinand in interior pot, N are the integer more than 1；According at least one of described N number of weight detecting value
Obtain the fluctuation range of weight；Judge N number of weight detecting value whether in the fluctuation range；If N number of weight
Detected value is in the fluctuation range, then using the average value of N number of weight detecting value as the weight stationary value.
According to one embodiment of present invention, it is weight stationary value by the weight show value that the display unit is shown,
Obtaining the weight stationary value includes：The weighing-up wave of the weighing sensor output is obtained to obtain determinand in the interior pot
Weight detecting value；Judge whether the weight detecting value changes in preset time；If the weight detecting value exists
It does not change in preset time, then using the weight detecting value as the weight stationary value.
In order to achieve the above objectives, second aspect of the present invention embodiment proposes a kind of weighing device of cooking equipment, described
Weighing device is arranged on the interior pot of the cooking equipment, and described device includes：Weighing sensor；Display unit, the display
Unit is for showing weight show value；Control unit, described control unit are single with the weighing sensor and the display respectively
Member is connected, and described control unit obtains the weight show value for obtaining the weight show value that the display unit is shown
Corresponding fluctuation range, and weight detecting value is obtained according to the weighing-up wave of weighing sensor output, and described in judgement
Whether weight detecting value exceeds the fluctuation range, if exceeding the fluctuation range, controls the display unit and shows institute
State weight detecting value.
The weighing device of the cooking equipment proposed according to embodiments of the present invention obtains weight detecting by weighing sensor
Value, and weight show value is shown by display unit, control unit obtains the weight show value that current display unit is shown, and obtains
The corresponding fluctuation range of weight show value is taken, and weight detecting value is obtained according to the weighing-up wave of weighing sensor output, and
Judge whether weight detecting value exceeds fluctuation range, if control unit judges that weight detecting value is corresponding beyond weight show value
Fluctuation range, then control display unit show weight detecting value, caused by avoiding the slight error in weighing process
Weight show value changes, and provides stable, delicate show value to the user, the weight of food materials is determined convenient for user, is carried
User experience is risen.
According to one embodiment of present invention, if without departing from the fluctuation range, if described control unit described in control
Display unit continues to show the weight show value.
According to one embodiment of present invention, described control unit is further used for, according to the weight show value and in advance
If fluctuation threshold obtains the fluctuation range, wherein using the difference of the weight show value and the default fluctuation threshold as institute
The lower limiting value for stating fluctuation range, by the sum of the weight show value and the default fluctuation threshold as the upper of the fluctuation range
Limit value.
According to one embodiment of present invention, the default fluctuation threshold can be 0-50g.
According to one embodiment of present invention, described control unit is further used for, by the default of the weight show value
Upper limit value of the positive value of ratio as the fluctuation range, using the negative value of the preset ratio of the weight show value as the wave
The lower limiting value of dynamic range.
According to one embodiment of present invention, the preset ratio can be 5%-10%, and the preset ratio is with institute
It states the increase of weight show value and reduces.
According to one embodiment of present invention, the weighing device of the cooking equipment further includes：Storage unit, it is described to deposit
Storage unit is connected with described control unit, and the storage unit is used to store the weight show value that the display unit is shown,
In, if exceeding the fluctuation range, the weight show value that the memory module stores is updated to institute if described control unit
State weight detecting value.
According to one embodiment of present invention, it is weight stationary value by the weight show value that the display unit is shown,
Described control unit is further used for, and continuous n times obtain the weighing-up wave of the weighing sensor output with described in corresponding obtain
N number of weight detecting value of determinand in interior pot, N are the integer more than 1, and according at least one in N number of weight detecting value
A fluctuation range for obtaining weight, judges N number of weight detecting value whether in the fluctuation range, and described N number of
When weight detecting value is in the fluctuation range, using the average value of N number of weight detecting value as the weight stationary value.
According to one embodiment of present invention, it is weight stationary value by the weight show value that the display unit is shown,
Described control unit is further used for, and obtains the weighing-up wave of the weighing sensor output to obtain determinand in the interior pot
Weight detecting value, and judge whether the weight detecting value changes in preset time, and in the weight detecting
When value does not change in preset time, using the weight detecting value as the weight stationary value.
In order to achieve the above objectives, a kind of interior pot for cooking equipment that third aspect present invention embodiment proposes, including it is described
Cooking equipment weighing device.
The interior pot of the cooking equipment proposed according to embodiments of the present invention can by the weighing device of above-mentioned cooking equipment
It avoids weight show value caused by the slight error in weighing process from changing, provides stable, delicate to the user and show
Indicating value determines the weight of food materials convenient for user, and the user experience is improved.
In order to achieve the above objectives, a kind of cooking equipment that fourth aspect present invention embodiment proposes, including the culinary art
The interior pot of equipment.
The cooking equipment proposed according to embodiments of the present invention can be avoided weighed by the interior pot of above-mentioned cooking equipment
Weight show value caused by slight error in journey changes, and provides stable, delicate show value to the user, convenient for using
Family determines the weight of food materials, and the user experience is improved.
Description of the drawings
Fig. 1 is the flow chart of the weight display methods of cooking equipment according to the ... of the embodiment of the present invention；
Fig. 2 is the flow chart of the weight display methods of cooking equipment accord to a specific embodiment of that present invention；
Fig. 3 is the block diagram of the weighing device of cooking equipment according to the ... of the embodiment of the present invention；
Fig. 4 is the structural schematic diagram of the weighing device of cooking equipment according to an embodiment of the invention；
Fig. 5 is the block diagram of the weighing device of cooking equipment in accordance with another embodiment of the present invention；
Fig. 6 is the block diagram of the interior pot of cooking equipment according to the ... of the embodiment of the present invention；And
Fig. 7 is the block diagram of cooking equipment according to the ... of the embodiment of the present invention.
Reference numeral：
Weighing device 100, interior pot 200, Handleset 300 and the fixation kit 400 of cooking equipment；；
First handle 301 and second handle 302；
Weighing sensor 10, display unit 20, control unit 30 and storage unit 40；
First weighing sensor 101 and the second weighing sensor 102；
Cooking equipment 500.
Specific implementation mode
The embodiment of the present invention is described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning to end
Same or similar label indicates same or similar element or element with the same or similar functions.Below with reference to attached
The embodiment of figure description is exemplary, it is intended to for explaining the present invention, and is not considered as limiting the invention.
Below with reference to the accompanying drawings the weight display methods of cooking equipment of proposition of the embodiment of the present invention, cooking equipment described
Weighing device, cooking equipment and its interior pot.
Fig. 1 is the flow chart of the weight display methods of cooking equipment according to the ... of the embodiment of the present invention.The interior pot of cooking equipment
On be provided with weighing device, weighing device includes weighing sensor and display unit, as shown in Figure 1, the weight of the cooking equipment
Display methods includes the following steps：
S10：The weight show value M1 that display unit is shown is obtained, and obtains the corresponding fluctuation ranges of weight show value M1.
S20：Weight detecting value M2 is obtained according to the weighing-up wave of weighing sensor output.
S30：Judge whether weight detecting value M2 exceeds fluctuation range.
S40：If exceeding fluctuation range, control display unit shows weight detecting value M2.
According to one embodiment of present invention, if without departing from fluctuation range, control display unit continues to show weight
Show value M1.
According to one embodiment of present invention, weighing device may be provided in the Handleset of interior pot, and Handleset can lead to
Fixation kit is crossed to be fixedly connected with interior pot.Specifically, Handleset may include first handle and second handle, first handle and
Two handles are separately positioned on the both ends of interior pot, and weighing device may include the first weighing sensor and the second weighing sensor, and first
Weighing sensor and the second weighing sensor can be separately positioned in first handle and second handle, and weighing device further includes control
Unit and display unit, control unit may be provided in first handle and/or second handle, and display unit may be provided at first-hand
On handle and/or second handle.
It should be noted that food materials of the weighing device for placing in internal pot are weighed, when both hands are from Handleset
Bottom when being lifted up Handleset, power acts on weighing sensor, and weighing sensor deforms upon and generates electric signal, and
Control unit is fed back to using the electric signal as weighing-up wave, control unit obtains corresponding weight according to different weighing-up waves
Detected value, and control display unit shows weight detecting value, so that realization is weighed and display function.
Specifically, in weighing process, control unit obtains stable weight detecting value, and by the weight detecting of the stabilization
Value is used as weight show value M1, and to be shown in display unit, while control unit obtains the corresponding fluctuation models of weight show value M1
It encloses.
After display unit shows weight show value M1, weigh when user lifts interior pot again by Handleset
When, since run-off the straight causes Impact direction when bounce occurs or lifts interior pot for dynamic weight numerical value when lifting interior pot
Variation so that the weighing-up wave of weighing sensor output will produce small error, and control unit is exported according to weighing sensor
Weighing-up wave obtain current weight detecting value, in this way, the weight detecting value that control unit is got is shown relative to weight
Value M1 may be fluctuated.Current weight detecting value is defined as M2, control unit can further judge weight detecting value
Whether M2 exceeds the corresponding fluctuation ranges of weight show value M1, if weight detecting value M2 exceeds the corresponding waves of weight show value M1
Dynamic range, then control display unit shows weight detecting value M2 to control unit；If M2 is without departing from current weight for weight detecting value
The corresponding fluctuation ranges of show value M1, then control display unit continues to show weight show value M1 control unit.
Caused by weight display methods according to the ... of the embodiment of the present invention can avoid the slight error in weighing process as a result,
Weight show value changes, and provides stable, delicate show value to the user, the weight of food materials is determined convenient for user, is carried
User experience is risen.
In an embodiment of the present invention, the weight show value M1 shown by display unit is weight stationary value, can be according to
Following two methods obtain weight stationary value.
According to one embodiment of present invention, it is weight stationary value by the weight show value M1 that display unit is shown, obtains
The weight stationary value is taken to include：Continuous n times obtain the weighing-up wave of weighing sensor output with the N of determinand in pot in corresponding obtain
A weight detecting value, N are the integer more than 1；The fluctuation range of weight is obtained according at least one of N number of weight detecting value；
Judge N number of weight detecting value whether in fluctuation range；If N number of weight detecting value is in fluctuation range, by N number of weight
The average value of detected value is as weight stationary value.
Specifically, in weighing process, food materials (such as rice or rice aqueous mixtures) is put into pot inside, are then passed through
Handleset lifts interior pot, and weighing sensor exports corresponding weighing-up wave according to the deformation of generation, according to weighing sensor
The weighing-up wave of output obtains weight detecting value.Continuous n times obtain the weighing-up wave of weighing sensor output in corresponding obtain
N number of weight detecting value of determinand in pot, and stable fluctuation range is obtained according at least one of N number of weight detecting value
(such as using first weight detecting value ± stabilization fluctuation threshold as stablize fluctuation range), judges N number of weight detecting value respectively
Whether stablizing in fluctuation range, if N number of weight detecting value is being stablized in fluctuation range, according to N number of weight detecting value
Current weight stationary value is obtained (such as using the average value of first weight detecting value or N number of weight detecting value as weight
Stationary value), and carry out prompting weight or other processing are carried out to the weight stationary value；If arbitrary in N number of weight detecting value
One weight detecting value is being stablized except fluctuation range, then judges not obtain stable gravimetric value, and reacquires N number of weight inspection
Measured value is judged with re-starting, until obtaining current weight stationary value.
According to another embodiment of the invention, it is weight stationary value by the weight show value M1 that display unit is shown,
Obtaining weight stationary value includes：The weighing-up wave of weighing sensor output is obtained to obtain the weight detecting of determinand in interior pot
Value；Judge whether weight detecting value changes in preset time；If weight detecting value does not become in preset time
Change, then using weight detecting value as weight stationary value.
A specific embodiment according to the present invention, preset time can be -5 seconds 0.1 second.
Specifically, food materials (such as rice or rice aqueous mixtures) are put into pot inside, are then lifted by Handleset
Interior pot, weighing sensor export corresponding weighing-up wave according to the deformation of generation, the letter of weighing exported according to weighing sensor
Number obtain weight detecting value.Obtain weighing sensor output weighing-up wave to obtain the weight detecting value of determinand in interior pot,
And judge whether weight detecting value changes in preset time such as 3 seconds, if weight detecting value is in preset time such as 3
It does not change in second, then using weight detecting value as weight stationary value, and shows the weight stationary value or the weight is stablized
Value carries out other processing；If weight detecting value changes in preset time such as 3 seconds, timing time is reset, and
The weighing-up wave of weighing sensor output is reacquired to obtain the weight detecting value of determinand in interior pot.
According to one embodiment of present invention, the corresponding fluctuation ranges of weight show value M1 are obtained, including：It is aobvious according to weight
Indicating value M1 and default fluctuation threshold m obtains fluctuation range, wherein by the difference (M1- of weight show value M1 and default fluctuation threshold m
M) as the lower limiting value of fluctuation range, by the sum of weight show value M1 and default fluctuation threshold m (M1+m) as fluctuation range
Upper limit value.
According to one embodiment of present invention, it can be 0-50g to preset fluctuation threshold m.Wherein, it is smaller to preset fluctuation threshold m,
Weighing precision is higher.That is, when default fluctuation threshold m is 30g, the lower limiting value of the fluctuation range of weight detecting value can be
(M1-30), the upper limit value of the fluctuation range of weight detecting value can be (M1+30).
According to another embodiment of the invention, the preset ratio η that fluctuation threshold m can be weight show value M1 is preset.
That is when default fluctuation threshold m is preset ratio η, that is, m=M1* η of weight show value M1, the fluctuation model of weight detecting value
The lower limiting value enclosed can be (M1-M1* η), and the upper limit value of the fluctuation range of weight detecting value can be (M1+M1* η).
A specific embodiment according to the present invention, preset ratio η can be 5%-10%, and preset ratio η is with weight
The increase of show value M1 and reduce.
Specifically, current weight show value M1 is obtained, when weight show value M1 is less than or equal to the first gravimetric value for example
When 100g, preset ratio η can be the first preset ratio η1Such as 10%, at this point, the lower limiting value of the fluctuation range of weight detecting value
Can be (M1-M1* η1), the upper limit value of the fluctuation range of weight detecting value can be (M1+M1* η1)；When weight show value M1 is more than the
One gravimetric value such as 100g and when less than or equal to the i.e. 100 ＜ M1≤200 of the second gravimetric value such as 200g, preset ratio η can be the
Two preset ratio η2Such as 8%, at this point, the lower limiting value of the fluctuation range of weight detecting value can be (M1-M1* η2), weight detecting value
The upper limit value of fluctuation range can be (M1+M1* η2)；When weight show value M1 is more than the second gravimetric value such as 200g and less than
When third gravimetric value such as 300g, preset ratio η can be third preset ratio η3Such as 6%, at this point, the wave of weight detecting value
The lower limiting value of dynamic range can be (M1-M1* η3), the upper limit value of the fluctuation range of weight detecting value can be (M1+M1* η3)；With such
It pushes away, the fluctuation range of corresponding weight detecting value can be obtained according to weight show value M1.Wherein, preset ratio η can be 5%-
10%, and the first preset ratio η1More than the second preset ratio η2, the second preset ratio η2More than third preset ratio η3, so that
Preset ratio η reduces with the increase of the weight detecting value of determinand in interior pot, avoids the fluctuation range mistake of weight detecting value
Greatly, the stability and accuracy weighed are improved.
According to one embodiment of present invention, the weight show value M1 that display unit is shown is stored in the storage of weighing device
In unit, wherein if exceeding fluctuation range (M1-m, M1+m), be then updated to the weight show value M1 that storage unit stores
Weight detecting value M2.
Specifically, in weighing process, interior pot is lifted by Handleset and is weighed, examined with obtaining stable weight
Measured value as weight show value M1, and is stored in the storage unit of weighing device, and then display unit shows that weight is aobvious
Indicating value M1.When user lifts interior pot again by Handleset to weigh, control unit gets weight detecting value M2, such as
Fruit control unit judges that weight detecting value M2 is less than the lower limiting value (M1-m) of fluctuation range, then illustrates the weight of determinand in interior pot
Mitigate, such as user pours out some rice from interior pot, the weight show value that control unit updates storage unit storage will store list
The gravimetric value of member storage is updated to current weight detecting value M2, and display unit shows weight detecting value M2；If control unit
Judge that weight detecting value M2 is more than the upper limit value (M1+m) of fluctuation range, then illustrates that the weight of determinand in interior pot increases, such as
The inside pot of user is added to some rice, and control unit updates storage the weight show value of unit storage, i.e., stores storage unit
Gravimetric value be updated to current weight detecting value M2, display unit shows weight detecting value M2；If control unit judges weight
Detection values M2 is more than the lower limiting value (M1-m) of fluctuation range and the upper limit value (M1+m) less than fluctuation range, then illustrates in interior pot
The weight of determinand does not change, such as user does not carry out subtracting meter Jia meter operations, the weight that control unit stores storage unit
Magnitude remains weight show value M1, and display unit continues to show weight show value M1.
That is, if weight detecting value M2 exceeds fluctuation range (M1-m, M1+m), then the weight stored storage unit
The gravimetric value that magnitude and display unit are shown is updated to current weight detecting value M2 will weigh in weighing process later
Weight detecting values of the detection values M2 as new stabilization, and as new weight show value M1；If weight detecting value
M2 without departing from fluctuation range (M1-m, M1+m), then protect by the gravimetric value that the gravimetric value and display unit of storage unit storage are shown
It is constant to hold original weight amount show value M1, in weighing process later, continues to examine the weight show value M1 as stable weight
Measured value.
It should be noted that weight show value M1 and weight detecting value M2 are obtained when lifting interior pot by Handleset
Be more than or equal to zero positive.
As described above, as shown in Fig. 2, the weight display methods of the cooking equipment of the embodiment of the present invention specifically includes following step
Suddenly：
S101：Interior pot is lifted by Handleset to weigh, and to obtain stable weight detecting value, and is defined as
Weight show value M1.
S102：Weight show value M1 is stored in the storage unit of weighing device, and control display unit shows weight
Show value M1.
S103：Obtain the corresponding fluctuation ranges (M1-m, M1+m) of weight show value M1.
S104：Continue to weigh, to obtain current weight detecting value M2.
S105：Judge whether weight detecting value M2 is more than fluctuation range (M1-m, M1+m).
If so, thening follow the steps S106；If not, thening follow the steps S104.
S106：The weight show value that storage unit stores is updated to weight detecting value M2, and display unit is shown
Weight show value is updated to weight detecting value M2.
To sum up, the weight display methods of the cooking equipment proposed according to embodiments of the present invention, it is single by obtaining current display
The weight show value of member display, and weight detecting value is obtained according to the weighing-up wave of weighing sensor output, and judge that weight is examined
Whether measured value exceeds fluctuation range, if weight detecting value exceeds the corresponding fluctuation range of weight show value, it is single to control display
Member show weight detecting value, so as to avoid the slight error in weighing process caused by weight show value change, be
User provides stable, delicate show value, the weight of food materials is determined convenient for user, the user experience is improved.
Fig. 3 is the block diagram of the weighing device of cooking equipment according to the ... of the embodiment of the present invention.As shown in figure 3, culinary art
The weighing device 100 of equipment includes：Weighing sensor 10, display unit 20 and control unit 30.
Wherein, display unit 20 is for showing weight show value；Control unit 30 respectively with weighing sensor 10 and display
Unit 20 is connected, and control unit 30 is used to obtain the weight show value M1 of the display of display unit 20, and obtains weight show value M1
Corresponding fluctuation range, and weight detecting value M2 is obtained according to the weighing-up wave that weighing sensor 10 exports, and judge weight
Whether detected value M2 exceeds fluctuation range, if exceeding fluctuation range, control display unit 20 shows weight detecting value M2.
According to one embodiment of present invention, if without departing from fluctuation range, control display unit 20 if control unit 30
Continue to show weight show value.
According to one embodiment of present invention, as shown in figure 4, weighing device 100 may be provided at the Handleset of interior pot 200
In 300, Handleset 300 can be fixedly connected by fixation kit 400 with interior pot 200.Specifically, Handleset 300 may include
The both ends of pot 200, weigh including first handle 301 and second handle 302, first handle 301 and second handle 302 are respectively set
Device 100 may include weighing sensor 10, wherein weighing sensor 10 may include that the first weighing sensor 101 and second is weighed
Sensor 102, the first weighing sensor 101 and the second weighing sensor 102 can be separately positioned on first handle 301 and second-hand
In handle 302, weighing device 100 further includes display unit 20 and control unit 30, and display unit 20 may be provided at first handle 301
And/or on second handle 302, control unit 30 may be provided in first handle 301 and/or second handle 302.
It should be noted that food materials of the weighing device 100 for placing in internal pot 200 are weighed, when both hands are from hand
When the bottom of handle component 300 is lifted up Handleset 300, power acts on weighing sensor 10, and shape occurs for weighing sensor 10
Become and generate electric signal, and control unit 30 is fed back to using the electric signal as weighing-up wave, control unit 30 can be according to title
Weight signal judges gravimetric value, and control display unit 20 shows weight detecting value, so that realization is weighed and display function.
Specifically, in weighing process, food materials (such as rice or rice aqueous mixtures) is put into pot 200 inside, are then led to
It crosses Handleset 300 and lifts interior pot 200, so that weighing sensor 10 is deformed upon and is obtained corresponding weighing-up wave, control unit
30 obtain stable weight detecting value according to the weighing-up wave that weighing sensor 10 exports, and the weight detecting value of the stabilization is made
For weight show value M1, to be shown in display unit 20, while control unit 30 obtains the corresponding fluctuation models of weight show value M1
It encloses.
After display unit 20 shows weight show value M1, when user lifts interior pot 200 again by Handleset 300
When being weighed, since run-off the straight is made when bounce occurs or lifts interior pot 200 for dynamic weight numerical value when lifting interior pot 200
It changes at Impact direction so that the weighing-up wave that weighing sensor 10 exports will produce small error, control unit 30
The weighing-up wave exported according to weighing sensor 10 obtains current weight detecting value, in this way, the weight that control unit 30 is got
Detection values may be fluctuated relative to weight show value M1.Current weight detecting value is defined as M2, control unit
30 can a step judge whether weight detecting value M2 exceeds the corresponding fluctuation ranges of weight show value M1, if weight detecting value M2 super
Go out the corresponding fluctuation ranges of weight show value M1, then control display unit 20 shows weight detecting value M2 to control unit 30；If
Weight detecting value M2 fluctuation ranges corresponding without departing from current weight show value M1, control unit 30 then control display unit 20 after
Continuous display weight show value M1.
It should be noted that control unit 20 can be integrated in the circuit module inside Handleset 300.
Weighing device according to the ... of the embodiment of the present invention can avoid weight caused by the slight error in weighing process as a result,
Show value changes, and provides stable, delicate show value to the user, the weight of food materials is determined convenient for user, is improved
User experience.
In an embodiment of the present invention, it is weight stationary value, control by the weight show value M1 that display unit 20 is shown
Unit 20 can obtain weight stationary value according to following two methods.
According to one embodiment of present invention, it is weight stationary value by the weight show value M1 that display unit 20 is shown,
Control unit 30 is further used for, and continuous n times obtain the weighing-up wave that weighing sensor 10 exports to be waited in pot in corresponding obtain
N number of weight detecting value of object is surveyed, N is the integer more than 1, and obtains weight according at least one of N number of weight detecting value
Fluctuation range judges N number of weight detecting value whether in fluctuation range, and in N number of weight detecting value in fluctuation range
When, using the average value of N number of weight detecting value as weight stationary value.
Specifically, in weighing process, food materials (such as rice or rice aqueous mixtures) are put into pot 200 inside, then
Interior pot 200 is lifted by Handleset 300, weighing sensor 10 exports corresponding weighing-up wave according to the deformation of generation, control
Unit 30 processed obtains weight detecting value according to the weighing-up wave that weighing sensor 10 exports.30 continuous n times of control unit, which obtain, to be claimed
The weighing-up wave that sensor 10 exports is retransmitted with N number of weight detecting value of determinand in pot 200 in corresponding obtain, and according to N number of heavy
The stable fluctuation range of at least one of detection values acquisition (such as make first weight detecting value ± stabilization fluctuation threshold
To stablize fluctuation range), judge whether N number of weight detecting value is being stablized in fluctuation range respectively, if N number of weight detecting value is equal
Stablizing in fluctuation range, then current weight stationary value is being obtained (such as by first weight detecting according to N number of weight detecting value
The average value of value or N number of weight detecting value is as weight stationary value), and carry out prompting weight or the weight stationary value is carried out
Other processing；If any one weight detecting value in N number of weight detecting value, except fluctuation range, judgement has not been obtained steady
Fixed gravimetric value, and reacquire N number of weight detecting value and judged with re-starting, until obtaining current weight stationary value.
According to another embodiment of the invention, it is weight stationary value by the weight show value that display unit 20 is shown,
Control unit 30 is further used for, and obtains the weighing-up wave that weighing sensor 10 exports and is examined with the weight for obtaining determinand in interior pot
Measured value, and judge whether weight detecting value changes in preset time, and weight detecting value in preset time not
When changing, using weight detecting value as weight stationary value.
A specific embodiment according to the present invention, preset time can be -5 seconds 0.1 second.
Specifically, food materials (such as rice or rice aqueous mixtures) are put into pot 200 inside, then pass through Handleset
300 lift interior pot 200, and weighing sensor 10 exports corresponding weighing-up wave according to the deformation of generation, according to weighing sensor
The weighing-up wave of 10 outputs obtains weight detecting value.Control unit 30 obtains the weighing-up wave of the output of weighing sensor 10 to obtain
The weight detecting value of determinand in interior pot, and judge whether weight detecting value changes in preset time such as 3 seconds, if
Weight detecting value does not change in preset time such as 3 seconds, then using weight detecting value as weight stationary value, and controls aobvious
Show that unit 20 shows the weight stationary value or carries out other processing to the weight stationary value；If weight detecting value is in preset time
Such as change in 3 seconds, then timing time is reset, and reacquire the weighing-up wave of the output of weighing sensor 10 to obtain
The weight detecting value of determinand in interior pot.
According to one embodiment of present invention, control unit 30 is further used for, according to weight show value M1 and default wave
Dynamic threshold value m obtains fluctuation range, wherein regard the difference (M1-m) of weight show value M1 and default fluctuation threshold m as fluctuation range
Lower limiting value, by the upper limit value of the sum of weight show value M1 and default fluctuation threshold m (M1+m) as fluctuation range.
According to one embodiment of present invention, it can be 0-50g to preset fluctuation threshold m.Wherein, it is smaller to preset fluctuation threshold m,
Weighing precision is higher.That is, when default fluctuation threshold m is 30g, the lower limiting value of the fluctuation range of weight detecting value can be
(M1-30), the upper limit value of the fluctuation range of weight detecting value can be (M1+30).
According to another embodiment of the invention, the preset ratio η that fluctuation threshold m can be weight show value M1 is preset.
That is when default fluctuation threshold m is preset ratio η, that is, m=M1* η of weight show value M1, the fluctuation model of weight detecting value
The lower limiting value enclosed can be (M1-M1* η), and the upper limit value of the fluctuation range of weight detecting value can be (M1+M1* η).
A specific embodiment according to the present invention, preset ratio η can be 5%-10%, and preset ratio η is with weight
The increase of show value M1 and reduce.
Specifically, control unit 30 obtains current weight show value M1, when weight show value M1 is less than or equal to first
When gravimetric value such as 100g, preset ratio η can be the first preset ratio η1Such as 10%, at this point, the fluctuation model of weight detecting value
The lower limiting value enclosed can be (M1-M1* η1), the upper limit value of the fluctuation range of weight detecting value can be (M1+M1* η1)；When weight is shown
When value M1 is more than the first gravimetric value such as 100g and is less than or equal to the second gravimetric value such as 200g i.e. 100 ＜ M1≤200, ratio is preset
Example η can be the second preset ratio η2Such as 8%, at this point, the lower limiting value of the fluctuation range of weight detecting value can be (M1-M1* η2),
The upper limit value of the fluctuation range of weight detecting value can be (M1+M1* η2)；When weight show value M1 is more than the second gravimetric value for example
200g and less than or equal to third gravimetric value such as 300g when, preset ratio η can be third preset ratio η3Such as 6%, at this point, weight
The lower limiting value of the fluctuation range of detection values can be (M1-M1* η3), the upper limit value of the fluctuation range of weight detecting value can be (M1+
M1*η3)；And so on, the fluctuation range of corresponding weight detecting value can be obtained according to weight show value M1.Wherein, ratio is preset
Example η can be 5%-10%, and the first preset ratio η1More than the second preset ratio η2, the second preset ratio η2It is default more than third
Ratio η3, so that preset ratio η reduces with the increase of the weight detecting value of determinand in interior pot, avoid weight detecting value
Fluctuation range is excessive, improves the stability and accuracy weighed.
According to one embodiment of present invention, as shown in figure 5, the weighing device 100 of cooking equipment further includes：Storage unit
40, storage unit 40 is connected with control unit 30, and storage unit 40 is used for the weight show value M1 that storage and display unit 20 is shown,
Wherein, if exceeding fluctuation range (M1-m, M1+m), control unit 30 is then by the weight show value M1 updates of memory module storage
Attach most importance to detection values M2.
Specifically, in weighing process, interior pot 200 is lifted by Handleset 300 and is weighed, to obtain stabilization
Weight detecting value as weight show value M1, and is stored in the storage unit 40 of weighing device 100, and then is shown single
Member 20 shows weight show value M1.When user lifts interior pot 200 with Handleset 300 again to weigh, control unit 30
Weight detecting value M2 is got, if control unit 30 judges that weight detecting value M2 is less than the lower limiting value (M1-m) of fluctuation range,
Then illustrate that the weight saving of determinand in interior pot 200, such as user pour out some rice from interior pot 200, the update of control unit 30 is deposited
The weight show value that storage unit 40 stores is updated to current weight detecting value by the weight show value that storage unit 40 stores
M2, display unit 20 show weight detecting value M2；If control unit 30 judges that weight detecting value M2 is more than the upper of fluctuation range
Limit value (M1+m), then illustrate in pot 200 weight of determinand increase, such as the inside pot of user 200 is added to some rice, controls
The weight show value that storage unit 40 stores is updated to currently by the weight show value that unit 30 updates storage the storage of unit 40
Weight detecting value M2, display unit 20 shows weight detecting value M2；If control unit 30 judges weight detecting value, M2 is more than
The lower limiting value (M1-m) of fluctuation range and the upper limit value (M1+m) for being less than fluctuation range then illustrate the weight of determinand in interior pot not
It changes, such as user does not carry out subtracting meter Jia meter operations, control unit 30 controls the gravimetric value that storage unit 40 stores and keeps
For weight show value M1, display unit 20 continues to show weight show value M1.
That is, if weight detecting value M2 exceeds fluctuation range (M1-m, M1+m), then storage unit 40 is stored
The gravimetric value that gravimetric value and display unit 20 are shown is updated to current weight detecting value M2, in weighing process later,
Using weight detecting value M2 as the weight detecting value of new stabilization, and as new weight show value M1；If weight is examined
Measured value M2 is without departing from fluctuation range (M1-m, M1+m), then the weight of storage unit 40 stores gravimetric value and the display of display unit 20
Magnitude keeps original weight amount show value M1 constant, in weighing process later, continues using the weight show value M1 as stabilization
Weight detecting value.
It should be noted that weight show value M1 and weight detecting value M2 are to lift interior pot 200 by Handleset 300
When obtain be more than or equal to zero positive.
To sum up, the weighing device of the cooking equipment proposed according to embodiments of the present invention obtains weight by weighing sensor
Detected value, and show that weight show value, control unit obtain the weight show value that current display unit is shown by display unit,
And the corresponding fluctuation range of weight show value is obtained, and weight detecting is obtained according to the weighing-up wave of weighing sensor output
Value, and judge whether weight detecting value exceeds fluctuation range, if control unit judges that weight detecting value exceeds weight show value
Corresponding fluctuation range, then caused by control display unit shows that weight detecting value can avoid the slight error in weighing process
Weight show value changes, and provides stable, delicate show value to the user, the weight of food materials is determined convenient for user, is carried
User experience is risen.
Fig. 6 is the block diagram of the interior pot of cooking equipment according to the ... of the embodiment of the present invention.As shown in fig. 6, the culinary art is set
Standby interior pot 200 includes the weighing device 100 of cooking equipment.
To sum up, the interior pot of the cooking equipment proposed according to embodiments of the present invention, by the weighing device of above-mentioned cooking equipment,
Weight show value caused by the slight error in weighing process can be avoided to change, provided to the user and stablized, is accurately heavy
Show value is measured, the weight of food materials is determined convenient for user, the user experience is improved.
Fig. 7 is the block diagram of cooking equipment according to the ... of the embodiment of the present invention.As shown in fig. 7, the cooking equipment 500 wraps
Include the interior pot 200 of cooking equipment.
To sum up, the cooking equipment proposed according to embodiments of the present invention can avoid claiming by the interior pot of above-mentioned cooking equipment
Weight show value changes caused by slight error during weight, provides stable, delicate show value to the user, just
The weight of food materials is determined in user, and the user experience is improved.
In the description of the present invention, it is to be understood that, term "center", " longitudinal direction ", " transverse direction ", " length ", " width ",
" thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom" "inner", "outside", " up time
The orientation or positional relationship of the instructions such as needle ", " counterclockwise ", " axial direction ", " radial direction ", " circumferential direction " be orientation based on ... shown in the drawings or
Position relationship is merely for convenience of description of the present invention and simplification of the description, and does not indicate or imply the indicated device or element must
There must be specific orientation, with specific azimuth configuration and operation, therefore be not considered as limiting the invention.
In addition, term " first ", " second " are used for description purposes only, it is not understood to indicate or imply relative importance
Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or
Implicitly include at least one this feature.In the description of the present invention, the meaning of " plurality " is at least two, such as two, three
It is a etc., unless otherwise specifically defined.
In the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " fixation " etc.
Term shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral；Can be that machinery connects
It connects, can also be electrical connection；It can be directly connected, can also can be indirectly connected through an intermediary in two elements
The interaction relationship of the connection in portion or two elements, unless otherwise restricted clearly.For those of ordinary skill in the art
For, the specific meanings of the above terms in the present invention can be understood according to specific conditions.
In the present invention unless specifically defined or limited otherwise, fisrt feature can be with "above" or "below" second feature
It is that the first and second features are in direct contact or the first and second features pass through intermediary mediate contact.Moreover, fisrt feature exists
Second feature " on ", " top " and " above " but fisrt feature be directly above or diagonally above the second feature, or be merely representative of
Fisrt feature level height is higher than second feature.Fisrt feature second feature " under ", " lower section " and " below " can be
One feature is directly under or diagonally below the second feature, or is merely representative of fisrt feature level height and is less than second 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 specific features, structure, material or spy described in conjunction with this embodiment or example
Point is included at least one embodiment or example of the invention.In the present specification, schematic expression of the above terms are not
It must be directed to identical embodiment or example.Moreover, particular features, structures, materials, or characteristics described can be in office
It can be combined in any suitable manner in one or more embodiments or example.In addition, without conflicting with each other, the skill of this field
Art personnel can tie the feature of different embodiments or examples described in this specification and different embodiments or examples
It closes and combines.
Although the embodiments of the present invention has been shown and described above, it is to be understood that above-described embodiment is example
Property, it is not considered as limiting the invention, those skilled in the art within the scope of the invention can be to above-mentioned
Embodiment is changed, changes, replacing and modification.
Claims (20)
1. a kind of weight display methods of cooking equipment, which is characterized in that be provided with dress of weighing on the interior pot of the cooking equipment
It sets, the weighing device includes weighing sensor and display unit, be the described method comprises the following steps：
The weight show value that the display unit is shown is obtained, and obtains the corresponding fluctuation range of the weight show value；
Weight detecting value is obtained according to the weighing-up wave of weighing sensor output；
Judge whether the weight detecting value exceeds the fluctuation range；
If exceeding the fluctuation range, controls the display unit and show the weight detecting value.
2. the weight display methods of cooking equipment according to claim 1, which is characterized in that
If without departing from the fluctuation range, controls the display unit and continue to show the weight show value.
3. the weight display methods of cooking equipment according to claim 1, which is characterized in that the acquisition weight is aobvious
The corresponding fluctuation range of indicating value, including：
Obtain the fluctuation range according to the weight show value and default fluctuation threshold, wherein by the weight show value with
Lower limiting value of the difference of the default fluctuation threshold as the fluctuation range, by the weight show value and the default fluctuation threshold
Upper limit value of the sum of the value as the fluctuation range.
4. the weight display methods of cooking equipment according to claim 3, which is characterized in that the default fluctuation threshold is
0-50g。
5. the weight display methods of cooking equipment according to claim 3, which is characterized in that the default fluctuation threshold is
The preset ratio of the weight show value.
6. the weight display methods of cooking equipment according to claim 5, which is characterized in that the preset ratio is 5%-
10%, and the preset ratio reduces with the increase of the weight show value.
7. the weight display methods of cooking equipment according to claim 1, which is characterized in that the display unit was shown
Weight show value is stored in the storage unit of the weighing device, wherein if exceeding the fluctuation range, is deposited described
The weight show value of storage unit storage is updated to the weight detecting value.
8. the weight display methods of cooking equipment according to claim 1, which is characterized in that aobvious by the display unit
The weight show value shown is weight stationary value, and obtaining the weight stationary value includes：
Continuous n times obtain the weighing-up wave of the weighing sensor output and obtain the N number of heavy of determinand in the interior pot with corresponding
Detection values, N are the integer more than 1；
The fluctuation range of weight is obtained according at least one of described N number of weight detecting value；
Judge N number of weight detecting value whether in the fluctuation range；
If N number of weight detecting value in the fluctuation range, using the average value of N number of weight detecting value as
The weight stationary value.
9. the weight display methods of cooking equipment according to claim 1, which is characterized in that aobvious by the display unit
The weight show value shown is weight stationary value, and obtaining the weight stationary value includes：
The weighing-up wave of the weighing sensor output is obtained to obtain the weight detecting value of determinand in the interior pot；
Judge whether the weight detecting value changes in preset time；
It is if the weight detecting value does not change in preset time, the weight detecting value is steady as the weight
Definite value.
10. a kind of weighing device of cooking equipment, which is characterized in that the interior pot in the cooking equipment is arranged in the weighing device
On, described device includes：
Weighing sensor；
Display unit, the display unit is for showing weight show value；
Control unit, described control unit are connected with the weighing sensor and the display unit respectively, described control unit
The weight show value shown for obtaining the display unit, and the corresponding fluctuation range of the weight show value is obtained, and
Weight detecting value is obtained according to the weighing-up wave of weighing sensor output, and judges whether the weight detecting value exceeds institute
Fluctuation range is stated, if exceeding the fluctuation range, the display unit is controlled and shows the weight detecting value.
11. the weighing device of cooking equipment according to claim 10, which is characterized in that if without departing from the fluctuation model
It encloses, described control unit then controls the display unit and continues to show the weight show value.
12. the weighing device of cooking equipment according to claim 10, which is characterized in that described control unit is further used
According to the weight show value and the default fluctuation threshold acquisition fluctuation range, wherein by the weight show value and institute
Lower limiting value of the difference of default fluctuation threshold as the fluctuation range is stated, by the weight show value and the default fluctuation threshold
The sum of upper limit value as the fluctuation range.
13. the weighing device of cooking equipment according to claim 12, which is characterized in that wherein, the default fluctuation threshold
Value is 0-50g.
14. the weighing device of cooking equipment according to claim 10, which is characterized in that described control unit is further used
In using the positive value of the preset ratio of the weight show value as the upper limit value of the fluctuation range, by the weight show value
Preset ratio lower limiting value of the negative value as the fluctuation range.
15. the weighing device of cooking equipment according to claim 14, which is characterized in that the preset ratio is 5%-
10%, and the preset ratio reduces with the increase of the weight show value.
16. the weighing device of cooking equipment according to claim 10, which is characterized in that further include：
Storage unit, the storage unit are connected with described control unit, and the storage unit is for storing the display unit
The weight show value of display, wherein if exceeding the fluctuation range, what described control unit if stored the memory module
Weight show value is updated to the weight detecting value.
17. the weighing device of cooking equipment according to claim 10, which is characterized in that shown by the display unit
Weight show value be weight stationary value, described control unit is further used for, and continuous n times obtain the weighing sensor output
Weighing-up wave with the corresponding N number of weight detecting value for obtaining determinand in the interior pot, N is the integer more than 1, and according to described
Whether at least one of N number of weight detecting value obtains the fluctuation range of weight, judge N number of weight detecting value in the wave
In dynamic range, and when N number of weight detecting value is in the fluctuation range, by the flat of N number of weight detecting value
Mean value is as the weight stationary value.
18. the weighing device of cooking equipment according to claim 10, which is characterized in that shown by the display unit
Weight show value be weight stationary value, described control unit is further used for, and obtains weighing for the weighing sensor output
Signal judges whether the weight detecting value is sent out in preset time to obtain the weight detecting value of determinand in the interior pot
Changing, and when the weight detecting value does not change in preset time, using the weight detecting value as described in
Weight stationary value.
19. a kind of interior pot of cooking equipment, which is characterized in that include the culinary art according to any one of claim 10-18
The weighing device of equipment.
20. a kind of cooking equipment, which is characterized in that the interior pot including cooking equipment according to claim 19.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710047646.9A CN108344487A (en) | 2017-01-22 | 2017-01-22 | Weight display methods, weighing device, cooking equipment and its interior pot of cooking equipment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710047646.9A CN108344487A (en) | 2017-01-22 | 2017-01-22 | Weight display methods, weighing device, cooking equipment and its interior pot of cooking equipment |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111198033A (en) * | 2018-11-19 | 2020-05-26 | 宁波方太厨具有限公司 | Method for detecting quality of weighing sensor mounted on household appliance |
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Application publication date: 20180731 |