CN208941832U - Cooking apparatus - Google Patents
Cooking apparatus Download PDFInfo
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- CN208941832U CN208941832U CN201721609231.8U CN201721609231U CN208941832U CN 208941832 U CN208941832 U CN 208941832U CN 201721609231 U CN201721609231 U CN 201721609231U CN 208941832 U CN208941832 U CN 208941832U
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- battery
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- cooking apparatus
- detection
- control device
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Abstract
The utility model provides a kind of cooking apparatus.The cooking apparatus includes battery, detection device, display device and control device.The detection device is electrically connected to the battery, and is configured as detection information related with the battery.The display device is used to show the electricity of the battery.The control device is configured as controlling the electricity that the display device shows the battery based on the information.The cooking apparatus can know in time the electricity of battery convenient for user, replace battery in time convenient for user or charge the battery.
Description
Technical field
The utility model relates to fields of home appliance technology, and specifically, the utility model relates to a kind of cooking apparatus.
Background technique
It is known one kind cooking apparatus, be provided with battery, for cooking apparatus section components or functional module provide
Electric power, such as display, clock type reservation timing, the low power loss communication of wireless temperature measurement load cell for real-time clock etc..
However, when battery capacity is too low, it is possible to influence the normal work of above-mentioned component or functional module, such as influence
Display effect, sensor accuracy class, cannot proceed normally communication at clock accuracy.
Therefore, it is necessary to a kind of cooking apparatus be proposed, at least to be partially solved problems of the prior art.
Utility model content
A series of concept of reduced forms is introduced in utility model content part, this will be in specific embodiment part
Middle further description.The utility model content part of the utility model is not meant to attempt to limit claimed
Technical solution key feature and essential features, do not mean that the guarantor for attempting to determine technical solution claimed more
Protect range.
In order at least be partially solved the above problem, the utility model provides a kind of cooking apparatus.The cooking apparatus packet
Include battery, detection device, display device and control device.The detection device is electrically connected to the battery, and is configured
To detect information related with the battery.The display device is used to show the electricity of the battery.The control device quilt
It is configured to the information and controls the electricity that the display device shows the battery.
The cooking apparatus can know in time the electricity of battery convenient for user, replace battery or right in time convenient for user
Battery charges, and avoiding influences the component being battery powered or functional module of cooking apparatus since battery capacity is too low
Normal work.
Optionally, the information is the voltage value of the battery, and the control device is configured as based on the voltage value
Obtain electricity corresponding with the voltage value.
Optionally, the detection device is the built-in chip type voltage detection unit being integrated in the control device, described
The power end of built-in chip type voltage detection unit is connected to the anode of the battery, and the built-in chip type voltage detection unit connects
Ground terminal is connected to the cathode of the battery.
Optionally, the detection device is discrete circuit, and the discrete circuit includes being connected on bearing for the battery
The first current sampling resistor between pole and ground wire and the first amplification electricity for being connected in parallel on first current sampling resistor both ends
Road, the information are the instantaneous voltage value at first current sampling resistor both ends, and the control device is configured as based on institute
It states instantaneous voltage value and obtains the instantaneous current value for flowing through first current sampling resistor, and obtained based on the instantaneous current value
Obtain the electricity of the battery.
Optionally, first amplifying circuit includes first resistor, second resistance, 3rd resistor, the 4th resistance and
One amplifier, wherein the non-inverting input terminal of first amplifier is connected to the cathode and first current sample of the battery
The inverting input terminal and first current sample electricity of first amplifier is arranged in the first end of resistance, the first resistor
Between the second end of resistance, the second resistance be arranged in first amplifier inverting input terminal and first amplifier
Between output end, the 3rd resistor and the 4th resistance are connected on the output end and control dress of first amplifier
Between the reference voltage output terminal mouth set, the current detecting AD input port of the control device be connected to the 3rd resistor and
The connecting pin of 4th resistance.
Optionally, the detection device further includes calibration circuit, and the calibration circuit includes for detecting the battery
Second amplifying circuit of voltage value and the temperature measuring circuit of the temperature value for detecting the battery, the control device are matched
It is set to and the electricity is calibrated based on the voltage value and the temperature value.
Optionally, second amplifying circuit includes the 5th resistance, the 6th resistance, the 7th resistance, the 8th resistance and the
Two amplifiers, wherein the 5th resistance, the 6th resistance are connected between the anode and ground wire of the battery, described second
The non-inverting input terminal of amplifier is connected to the connecting pin of the 5th resistance and the 6th resistance, and the 7th resistance setting exists
Between the cathode of the battery and the inverting input terminal of second amplifier, the 8th resistance setting is in second amplification
Between the output end of device and the inverting input terminal of second amplifier, the battery voltage detection AD input terminal of the control device
Mouth is connected to the output end of second amplifier.
Optionally, the temperature measuring circuit includes the first temperature sampling resistance and the 9th resistance, wherein described first
Temperature sampling resistance and the 9th resistance are connected between the reference voltage output terminal mouth of the control device and ground wire, described
The battery temperature sensor AD input port of control device is connected to the first temperature sampling resistance and the 9th resistance
Connecting pin.
Optionally, the detection device is battery capacity detection chip, and the battery capacity detection chip is configured as examining
Survey the electricity of the battery.
Optionally, the cell voltage input port of the battery capacity detection chip is connected to the anode of the battery, the
The first end of two current sampling resistors is connected to the cathode of the battery, and the second end of second current sampling resistor is connected to
The grounding ports of the battery capacity detection chip, the current sample sensor positive input port of the battery capacity detection chip
It is connected to the first end of second current sampling resistor, the current sample sensor negative input of the battery capacity detection chip
Port is connected to the second end of second current sampling resistor.
Optionally, the detection device further includes second temperature sampling resistor, one end of the second temperature sampling resistor
It is connected to the LDO2.5V output end of pressure-stabilizing mouth of the battery capacity detection chip and the power end of the battery capacity detection chip
Mouthful, the other end of the second temperature sampling resistor is connected to the test side thermistor ADC of the battery capacity detection chip
Mouthful.
Optionally, the display device includes battery capacity icon and/or remaining capacity number display unit.
Optionally, the detection device is configured as detecting information related with the battery every scheduled duration.
Optionally, the cooking apparatus includes: first component, and the first wireless communication device is provided in the first component
And heating device；And second component, be provided in the second component can be carried out with first wireless communication device it is double
The second wireless communication device transmitted to data；Wherein, the battery is arranged in the second component.
Optionally, the first component is heating platform, and the second component is that the heating platform is arranged in seperatedly
On main body, be provided with cooking space in the main body.
Optionally, the first component is cooker body, and the second component is the lid that can be opened and closed to be arranged in the cooker body
Body forms cooking space between the first component and the second component.
Detailed description of the invention
The following drawings of the utility model embodiment is originally practical for understanding in this as a part of the utility model
It is novel.Shown in the drawings of the embodiments of the present invention and its description, for explaining the principles of the present invention.In attached drawing
In,
Fig. 1 is the stereoscopic schematic diagram according to the cooking apparatus of an embodiment of the utility model；
Fig. 2 is the schematic block diagram of the structure of cooking apparatus shown in Fig. 1, and wherein battery is non-rechargeable battery；
Fig. 3 is the schematic block diagram of another structure of cooking apparatus shown in Fig. 1, and wherein battery is chargeable electricity
Pond；
Fig. 4 is the schematic block diagram of cooking apparatus shown in Fig. 1；
Fig. 5 is the schematic diagram according to the display device of an embodiment of the utility model；
Fig. 6 is the schematic diagram according to the detection device of an embodiment of the utility model；
Fig. 7 is the schematic diagram according to the detection device of the another embodiment of the utility model；And
Fig. 8 is the schematic diagram according to the detection device of the another embodiment of the utility model.
Specific embodiment
In the following description, a large amount of concrete details are given more thoroughly to manage in order to provide to the utility model
Solution.It will be apparent, however, to one skilled in the art that the utility model embodiment may not need one or more
These a details and be carried out.In other examples, in order to avoid obscuring with the utility model embodiment, for
Some technical characteristics well known in the art are not described.
In order to thoroughly understand the utility model embodiment, detailed structure will be proposed in following description.Obviously, originally
The execution of utility model embodiment is not limited to the specific details that those skilled in the art is familiar with.
The utility model provides a kind of cooking apparatus for being provided with battery.Specifically, in an implementation of the utility model
In mode, as shown in Figures 1 to 4, cooking apparatus 100 is Split cooking apparatus, mainly includes heating platform 110 (i.e. the
One component), main body 120 (i.e. second component), the battery 124 being arranged in main body 120, be electrically connected to battery 124 detection dress
126 are set, the control device 130 of detection device 126 is connected to and is connected to the display device 140 of control device 130.Below will
The all parts of split type cooking apparatus 100 are described in detail in conjunction with Fig. 1 to Fig. 8.
As shown in Figure 1, main body 120 is placed on the top of heating platform 110 and seperated with heating platform 110 is arranged.It is main
Body 120 is adopted a split structure with heating platform 110, and consumer is freely taken main body from heating platform 110
120。
Heating platform 110 can heat main body 120.Specifically, as depicted in figs. 1 and 2, heating platform 110 can
To include pedestal 111, micro-crystal plate (not shown), mainboard 112, heating device 113 and power supply line (not shown) etc..Power supply line master
It is used to for mainboard 112 to be connected to external power supply (such as alternating current AC power supplies).Mainboard 112 is mainly used for control and is heating to setting
Main body 120 on platform 110 carries out heating and to electronic component (if there is setting) power supply etc. on heating platform 110.
More specifically, the heating device 113 of heating platform 110 can be in an embodiment of the utility model
Coil panel uses electromagnetic heating technique to heat main body 120, so that the compatible a variety of main bodys 120 of heating platform 110,
Such as: electric cooker, electric pressure cooking saucepan, electromagnetic oven, insulating pot etc..Certainly, the heating method of heating platform 110 is not limited to electromagnetism and adds
Heat.
In addition, blower 114 is also provided on heating platform 110, to the mainboard being arranged on heating platform 110
112 and various other electronic component (especially powerful electronic component) radiate.Optionally, heating platform
Heating platform bottom temp sensing device 115 is also provided on 110.Heating platform bottom temp sensing device 115 is used for
The temperature of heating platform 110 is sensed, in order to which the control device 130 that next will be described in detail is based on temperature control adjustment
Cook parameter, such as the firepower size of heating device 113 etc..In addition, being also provided with the inspection of the first key on heating platform 110
Unit 117 is surveyed, for detecting the key on heating platform 110.
In addition, heating platform 110 can also carry out bidirectional data transfers with main body 120.Specifically, in the utility model
In one embodiment, the first wireless communication device 116 can be set in heating platform 110.First wireless communication device 116
Including the first wireless transmitting unit and the first radio receiving unit.First wireless communication device 116 can with next will
The second wireless communication device 121 of description being arranged in main body 120 carries out bidirectional data transfers.
Main body 120 can be any electromagnetic heating cooking utensil, be internally provided with the cooking space for cooking food.
As an example, in the present embodiment, as shown in Figure 1, main body 120 is electric cooker.It includes cooker body 122 and lid 123.Cooker body
122 substantially rounded rectangular shapes, and the interior pot incorporating section with cylindrical shape, interior pot can freely be put into interior pot
Incorporating section is taken out from interior pot incorporating section, to facilitate the cleaning of internal pot.Interior pot is usually made of metal material and upper surface
With circular open, for holding material to be heated, rice, soup etc..Lid 123 can be opened and closed to be arranged in cooker body 122.
For example, lid 123 is as pivotally connected to cooker body 122 by hinged mode.Lid 123 and 122 (specifically, cooker body of cooker body
122 interior pot) between be capable of forming cooking space.
Body top temperature-sensing device 127 and/or bottom part body temperature-sensing device are also provided in main body 120
128.Body top temperature-sensing device 127 and bottom part body temperature-sensing device 128 are respectively used to the top of sensing main body 120
With the temperature of bottom.Next the control device 130 that will be described in detail can also be based on body top temperature-sensing device 127
The bottom temp adjustment culinary art parameter of head temperature and bottom part body temperature-sensing device 128 sensing of sensing, such as heating dress
Set 113 firepower size etc..In addition, the second key detection unit 129 is also provided in main body 120, for detecting main body
Key on 120.
As described above, the second wireless communication device 121 is additionally provided in main body 120.Second wireless communication device 121 packet
Include the second wireless transmitting unit and the second radio receiving unit.Second wireless communication device 121 can be with setting in heating platform
The first wireless communication device 116 in 110 carries out bidirectional data transfers.In an embodiment of the utility model, first
Wireless communication device 116 and the second wireless communication device 121 can carry out bidirectional data transfers based on infrared ray.In such case
Under, the first wireless communication device 116 may include the first infrared emission unit and the first infrared receiver；Second wireless communication
Device 121 may include the second infrared emission unit and the second infrared receiver.Certainly, 116 He of the first wireless communication device
It is double that second wireless communication device 121 is also based on the progress of the wireless communication techniques such as bluetooth (Bluetooth), Wi-Fi, RF radio frequency
It is transmitted to data.
In addition, in order to the second wireless communication device 121 and other electronic components or function into main body 120
Module (such as Real Time Clock Display, clock type reservation timing, body top temperature-sensing device 127 and bottom part body temperature sense
Survey the low power loss communication etc. of device 128) it powers, battery 124 is additionally provided in main body 120.It is wireless that battery 124 is electrically connected to second
Communication device 121 or other electronic components or functional module.It to the second wireless communication device 121 and is set by battery 124
Other electronic components in main body 120 or functional module power supply are set, may not need radio energy reception device and radio
Energy emitter, greatly reduces the cost of cooking apparatus 100.
In an embodiment of the utility model, especially in the first wireless communication device 116 and the second channel radio
It is that the bluetooth (Bluetooth) based on low-power consumption carries out bidirectional data transfers or as will be described below between T unit 121
, when display device 140 is the LCD of low-power consumption, as shown in Fig. 2, battery 124 can be non-rechargeable battery (i.e. disposable electricity
Pond).For example, battery 124 can be the disposable lithium cell that can be bought in market, supermarket, convenience store etc. or dry cell etc..
For the ease of replacing battery 124, battery mounting box (not shown) is additionally provided in main body 120.Battery mounting box is set
It sets at any suitable position of main body 120.Battery mounting box has the receiving portion and and receiving portion for accommodating battery 124
The opening of connection.Battery 124 can be put into the receiving portion of battery case or by battery 124 from electricity by user by the opening
It is taken out in the receiving portion of pond box.Further, it is also possible to be provided with battery cover board (not shown).Battery cover board is for covering or closing out
Mouthful, to play the role of water proof and dust proof.
In the another embodiment of the utility model, as shown in figure 3, battery 124 is also possible to rechargeable battery, example
Such as rechargeable lithium battery.Optionally, for the ease of charging to rechargeable battery, charging and data can also be set in main body 120
Interface 125.Dedicated charger 150 can be and being electrically connected to chargeable electricity by user with charging and data-interface 125
It charges in pond.
Design according to the present utility model knows the electricity of battery 124 in time for the ease of user, goes back in main body 120
It is provided with detection device 126.Detection device 126 is arranged in main body 120 and is electrically connected to battery 124.126 quilt of detection device
It is configured to detection and battery 124 (including rechargeable battery and non-rechargeable battery) related information.As shown in figure 4, detection dress
It sets the information that 126 will test and is transferred to the control device 130 for being connected to detection device 126.Control device 130 can wired or nothing
It is connected to line detection device 126, as long as it can receive the information for carrying out self-test device 126.Control device 130 is further
It is configured as controlling the electricity that display device 140 shows battery 124 based on the information for carrying out self-test device 126.
Specifically, in the present embodiment, as shown in Figures 2 and 3, control device 130 may include being arranged in heated flat
First control unit 131 on platform 110 and the second control unit 132 being arranged in main body 120.Certainly, the first control is single
One in member 131 and the second control unit 132 can be omitted.I.e. control device 130 can be provided only on heating platform 110
Or in main body 120.
Display device 140 may include the first display unit 141 being arranged on heating platform 110 and be arranged in main body
The second display unit 142 on 120.The second display unit 142 being arranged in main body 120 can be powered by battery 124.Second
Liquid crystal display can be used in display unit 142.Liquid crystal display has the characteristics that low-power consumption, and can extend battery 124 uses the longevity
Life.Liquid crystal display equally also can be used in the first display unit 141 being arranged on heating platform 110, to reduce energy consumption.When
So, one in the first display unit 141 and the second display unit 142 can be omitted.
Specifically, as shown in figure 5, display device 140 (including the first display unit 141 and/or second display unit 142)
On be provided with battery capacity icon 143.The shape of battery capacity icon 143 is a battery model, it is internal as needed can be with
It is divided into more segments display bars, each segment table shows corresponding electricity, and when Full Charge Capacity, all display item was lighted together, and when no electricity is all
Display item goes out together, and when electricity is lower than predetermined threshold (such as 10% of Full Charge Capacity), the flashing of last segments display bar prompts to use
Replace battery or in time charging in family.For example, in the present embodiment, battery capacity icon 143 is divided into five segments display bars, Mei Yiduan
Indicate 20% electricity.Battery capacity icon 143 can intuitively show the electricity of battery 124 very much.
In addition, as shown in figure 5, display device 140 (including the first display unit 141 and/or second display unit 142) is gone back
It may include remaining capacity number display unit 144.Remaining capacity number display unit 144 shows the electricity of battery in digital form
Out.Specifically, remaining capacity number display unit 144 can be shown the electricity of battery in the form of percentage, display
Precision is 1 percent, and when Full Charge Capacity shows 100%, and when no electricity shows 0%, when remaining capacity lower than predetermined threshold (such as
10%) when, the electricity number of display flashes, and user is prompted to replace battery or in time charging.Remaining capacity number display unit 144 can
The remaining capacity of battery 124 is shown with high precision.
It should be noted that, although in the present embodiment, display device 140 (including the first display unit 141 and/or
Second display unit 142) it is shown as including 144 the two of battery capacity icon 143 and remaining capacity number display unit, still
One in battery capacity icon 143 and remaining capacity number display unit 144 can only be arranged in display device 140.
In addition, cooking apparatus 100 can also include sound prompt device.Specifically, in the present embodiment, such as Fig. 2 and
Shown in Fig. 3, sound prompt device may include that the first auditory tone cues unit 161 being arranged on heating platform 110 and setting exist
Second sound prompt unit 162 in main body 120.First auditory tone cues unit 161 is connected to first control unit 131, and second
Auditory tone cues unit 162 is connected to the second control unit 132.First control unit 131 and the second control unit 132 can be matched
It is set to when the electricity of battery 124 is lower than predetermined threshold (such as 10% of Full Charge Capacity), controls 161 He of the first auditory tone cues unit
Second sound prompt unit 162 issues the voice signal of alarm, such as buzzer etc., this will be described below.Certainly,
One in first auditory tone cues unit 161 and second sound prompt unit 162 can be omitted.
Detection device 126 can continuously detect the electricity of battery 124, can also be every scheduled duration (such as 10 minutes)
The electricity of battery 124 is detected, to reduce energy consumption.In addition, detection device 126 can also be when battery 124 is rechargeable battery
Whether the electricity that battery is detected during being charged using charger 150 to battery 124 is full of.
Specifically, in an embodiment of the utility model, as shown in fig. 6, detection device 126 can be integrated in
Built-in chip type voltage detection unit in control device 130, is electrically connected with the positive and negative anodes of battery 124.More specifically, in chip
The power end VDD for setting voltage detection unit is connected to the anode of battery 124, the ground terminal GND connection of built-in voltage detection unit
To the cathode of battery 124.Preferably, two can also be connected between the power end VDD and battery 124 of built-in voltage detection unit
Pole pipe D.The cathode of diode D is connect with the power end VDD of built-in voltage detection unit, anode and the battery 124 of diode D
Anode connection, to prevent built-in voltage detection unit to 124 reverse charging of battery.Built-in chip type voltage detection unit is configured as
For detecting the voltage value of battery 124.Control device 130 is based on the voltage value can be for example by being preset in control device 130
In voltage value and the corresponding relationship of electricity obtain electricity corresponding with voltage value indirectly.Built-in chip type voltage detection unit can
To detect more than ten grades of voltage between 2V-4.4V, detection range meets general cell voltage requirement.
For example, battery 124 is rechargeable lithium battery in an embodiment of the utility model.When detection device 126
When the voltage value detected is greater than 4.2V, display device 140 is shown as Full Charge Capacity, when the voltage value that detection device 126 detects
When less than 3.6V, display device 140 is shown as low battery, and for example, by the flashing of battery capacity icon 143, remaining capacity number
The flashing of word display unit 144 or auditory tone cues unit (including the first auditory tone cues unit 161 and second sound prompt unit 162)
Auditory tone cues remind user charge in time to battery 124.
In another example battery 124 is disposable lithium cell in the another embodiment of the utility model.When detection fills
When setting voltage value that 126 detect and being greater than 3.6V, display device 140 is shown as Full Charge Capacity, when the electricity that detection device 126 detects
When pressure value is less than 2.5V, display device 140 is shown as low battery, and for example, by the flashing of battery capacity icon 143, remaining electricity
Measure the digital flashing of display unit 144 or auditory tone cues unit (including the first auditory tone cues unit 161 and second sound prompt unit
162) auditory tone cues remind user to replace battery 124 in time.
In the another embodiment of the utility model, as shown in fig. 7, detection device 226 can be discrete circuit.
The discrete circuit includes the first current sampling resistor R1 being connected between the cathode and ground wire of battery 124.Specifically, first
The first end of current sampling resistor R1 is connected to the cathode of battery 124, and the second end of the first current sampling resistor R1 is connected to the ground
Line.First current sampling resistor R1 can be precision resister.The both ends of first current sampling resistor R1 are parallel with the first amplification
Part in circuit A1, i.e. dotted line frame A1.
Specifically, as shown in fig. 7, the first amplifying circuit A1 is positive amplifying circuit comprising first resistor R6, the second electricity
Hinder R7,3rd resistor R8, the 4th resistance R9, the first filter capacitor C2 and the first amplifier U2A.
Wherein, the first end of the non-inverting input terminal of the first amplifier U2A and the first current sampling resistor R1 and battery 124
Cathode connection.The inverting input terminal and the second of the first current sampling resistor R1 of the first amplifier U2A is arranged in first resistor R6
Between end.Specifically, one end of first resistor R6 is connected to the one end (i.e. of the first current sampling resistor R1 connecting with ground wire
Two ends), the other end of first resistor R6 is connected to the inverting input terminal of the first amplifier U2A.Second resistance R7 is arranged first
Between the inverting input terminal of amplifier U2A and the output end of the first amplifier U2A.In this way, the amplification system of the first amplifying circuit A1
Number is (R6+R7)/R6.3rd resistor R8 and the 4th resistance R9 is connected on the output end and control device 130 of the first amplifier U2A
Between internal reference voltage output terminal mouth Vref.3rd resistor R8 and the 4th resistance R9 constitute bleeder circuit, to control
The reference voltage value of reference voltage output terminal mouth Vref output inside device 130 and the instantaneous electricity of the first amplifier U2A output
The difference of pressure value is divided.The current detecting AD input port AD2 of control device 130 is connected to the electricity of 3rd resistor R8 and the 4th
Hinder the connecting pin of R9.The first filter can be set between current detecting the AD input port AD2 and 3rd resistor R8 of control device 130
Wave capacitor C2 increases reliability to play the role of filtering.Specifically, one end of the first filter capacitor C2 is connected to third electricity
The connecting pin of R8 and the 4th resistance R9 are hindered, the other end is connect with ground wire.
When having electric current to flow through on the first current sampling resistor R1, mv grades of pressures can be generated on the first current sampling resistor R1
The instantaneous voltage value of drop, using first resistor R6, second resistance R7,3rd resistor R8 and the 4th resistance R9, the first filtering
First amplifying circuit A1 of capacitor C2 and the first amplifier U2A composition, is sent to control for the instantaneous voltage value after amplifying
The current detecting AD input port AD2 of device 130 processed.Instantaneous voltage value, first current sample of the control device 130 based on amplification
The amplification coefficient of the resistance value of resistance R1 and the first amplifying circuit A1 are available to flow through the instantaneous of the first current sampling resistor R1
Current value, and the electricity based on instantaneous current value acquisition battery 124.
Specifically, in the present embodiment, control device 130 can obtain electricity by integral of the instantaneous current value to the time
The electricity in pond 124.Pass through the instantaneous voltage at the first both ends current sampling resistor R1 that discrete circuit obtains being connected serially to battery 124
Value, and the instantaneous current value for flowing through the first current sampling resistor R1 can be obtained based on the instantaneous voltage value, and pass through wink
When current value can be with the electricity of accurately measure battery 124 to the integral of time.
Certainly, the first filter capacitor C2,3rd resistor R8 and the 4th resistance R9 can be omitted from the first amplifying circuit.
In order to more accurately measure the electricity of battery 124, detection device 226 can also include calibration circuit.Calibration electricity
Road is used to detect the voltage value and temperature value of battery 124.Specifically, as shown in fig. 7, calibration circuit includes for detecting battery
The temperature of the second amplifying circuit A2 (i.e. the part in dotted line frame A2) and the temperature value for detecting battery 124 of 124 voltage value
It spends measuring circuit T (i.e. part in dotted line frame T).
More specifically, the second amplifying circuit A2 includes the 5th resistance R2, the 6th resistance R3, the electricity of the 7th resistance R4 and the 8th
Hinder R5, the second filter capacitor C1 and the second amplifier U1A.5th resistance R2, the 6th resistance R3 are connected on the anode of battery 124
Between ground wire.5th resistance R2 and the 6th resistance R3 constitute bleeder circuit, to input second after dividing to cell voltage
The non-inverting input terminal of amplifier U1A.Specifically, as shown in fig. 7, the non-inverting input terminal of the second amplifier U1A is connected to the 5th electricity
Hinder the connecting pin of R2 and the 6th resistance R3.Is provided between the inverting input terminal of second amplifier U1A and the cathode of battery 124
Seven resistance R4.The 8th resistance is provided between the inverting input terminal of second amplifier U1A and the output end of the second amplifier U1A
R5.In this way, the amplification coefficient of the second amplifying circuit A2 is (R5+R4)/R4.The battery voltage detection AD of control device 130 is inputted
Port AD1 is connected to the output end of the second amplifier U1A, with receive the second amplifying circuit A2 measured by battery voltage value or
Say battery voltage signal.The second filter capacitor C1 is also provided between 5th resistance R2 and the second amplifier U1A, to play
The effect of filtering increases reliability.Specifically, one end of the second filter capacitor C1 is connected to the 5th resistance R2 and the 6th resistance R3
Connecting pin, the other end of the second filter capacitor C1 is connected to ground wire.
Certainly, the 5th resistance R2, the 6th resistance R3 and the second filter capacitor C1 can be saved from the second amplifying circuit A2
Slightly.
Temperature measuring circuit T includes the first temperature sampling resistance RT, the 9th resistance R10 and third filter capacitor C3.The
One temperature sampling resistance RT can be thermistor.First temperature sampling resistance RT and the 9th resistance R10 are connected on control device
Between 130 internal reference voltage output port Vref and ground wire.The battery temperature sensor AD input port of control device 130
AD3 is connected to the connecting pin of the first temperature sampling resistance RT and the 9th resistance R10, to receive measured by temperature measuring circuit T
Temperature value temperature sampling signal in other words.One end of third filter capacitor C3 is connected to the electricity of the first temperature sampling resistance RT and the 9th
The connecting pin of R10 is hindered, the other end is connected to ground wire, for filtering, to increase reliability.Certainly, third filter capacitor C3 can be with
It is omitted from temperature measuring circuit T.
Control device 130 passes through battery voltage detection AD input port AD1 and battery temperature sensor AD input port AD3
The voltage value of the battery 124 that the second amplifying circuit A2 is measured battery voltage signal and temperature measuring circuit T in other words are received respectively
Measured temperature value temperature sampling signal in other words, and by analyzing above-mentioned voltage value (or voltage signal) and temperature
Value (or temperature sampling signal) calibrates the electricity of battery 124.
In the another embodiment of the utility model, as shown in figure 8, detection device 326 can be battery capacity inspection
Survey chip.The cell voltage input port B AT of battery capacity detection chip is connected to the anode of battery 124.Second current sample
Resistance RS is connected between the cathode of battery 124 and the grounding ports Vss2 of battery capacity detection chip.Specifically, the second electric current
The first end of sampling resistor RS is connected to the cathode of battery 124, and the second end of the second current sampling resistor RS is connected to battery electricity
Measure the grounding ports of detection chip.Current sample sensor positive input port SEN+ is connected to the of the second current sampling resistor RS
The cathode of one end and battery 124.Current sample sensor negative input port SEN- is connected to the of the second current sampling resistor RS
The grounding ports Vss2 at two ends and battery capacity detection chip.Optionally, second temperature sampling resistor RT1 can also be set.The
Two temperature sampling resistance RT1 can be thermistor.Wherein, one end of second temperature sampling resistor RT1 is connected to battery capacity
The LDO2.5V output end of pressure-stabilizing mouth REG25 of the detection chip and power port Vcc2 of battery capacity detection chip, second temperature are adopted
The other end of sample resistance RT1 is connected to the thermistor ADC detection port TS of battery capacity detection chip.Battery capacity detects core
There is LDO circuit that can generate stable 2.5V voltage inside piece, and exported by the port REG25, chip operating voltage and thermometric are provided
Reference voltage.Chip interior CPU can be analyzed and processed the electric current, voltage and temperature parameter of acquisition, internal register
The information such as battery dump energy, charged state, cell voltage and temperature are provided, and above- mentioned information are sent by IIC interface
To control device 130.
Specifically, as shown in figure 8, the control module chip power port Vcc1 of control device 130 is connected to battery 124
The cell voltage input port B AT of Anode and battery electric power detection chip.The control module chip ground port of control device 130
Vss1 is connected to the grounding ports Vss2 of battery capacity detection chip.The IIC communication data port SDA1 and electricity of control device 130
The IIC communication data port SDA2 connection of pond electric power detection chip.The IIC communication clock port SCL1 and electricity of control device 130
The IIC communication clock port SCL2 connection of pond electric power detection chip.Battery capacity detection chip (i.e. detection device 326) can incite somebody to action
Above- mentioned information are logical by the IIC that IIC communication data port SDA2 and IIC communication clock port SCL2 is sent to control device 130
Letter data port SDA1 and IIC communication clock port SCL1.This method circuit is simple, and measurement accuracy is high, moreover it is possible to provide charging
Status information.
The course of work of cooking apparatus 100 is described more fully below.
When the main body 120 of cooking apparatus 100 is placed in place on heating platform 110, user can operate heated flat
The second control unit 132 in first control unit 131 or main body 120 on platform 110, to input operation instruction, cook parameter
Etc. information.Control device 130 can control the first wireless communication device 116 and the second wireless communication device 121 carries out two-way number
According to transmission.And in the process, detection device 126 continuously or every scheduled duration detects letter related with battery 124
Breath (such as the voltage value at 124 both ends of battery, flow through be connected serially to the first current sampling resistor R1 of battery 124 instantaneous current value,
The charge value etc. of battery 124), and transmit the information to the second control unit 132 of control device 130 or by the
One wireless communication device 116, the second wireless communication device 121 are transmitted to the first control unit 131 of control device 130.Control
Device 130 after the testing result for receiving detection device 126, control display device 140 (including the first display unit 141 and/
Or second display unit 142) display battery 124 electricity.When the electricity of battery 124 is lower than predetermined threshold (such as less than total electricity
Amount 5% or 10%) when, control device 130 control display device 140 battery capacity icon 143 or remaining capacity number it is aobvious
Show that portion 144 flashes, and optionally controls sound prompt device (including the first auditory tone cues unit 161 and/or second sound mention
Show unit 162) sound instruction of alarm is issued, to remind user to replace battery in time or charge in time to battery 124.
When the electricity of battery 124 is close to 0%, such as when the electricity of battery 124 is 1%, control device 130 controls cooking apparatus
100 enter under-voltage protection mode, close display device 140, stop heating, prevent contingency.
In addition, when battery 124 is rechargeable battery, during battery charging, when detection device 126 detects electricity
When the electricity in pond fills with, the signal of " battery has been filled with " can also be sent to control device 130.Control device 130 can
To control the view that display device 140 (including the first display unit 141 and/or the second display unit 142) display battery has been filled with
Feel information (such as to be different from the insufficient chromatic flicker of battery capacity), or control sound prompt device (including the first sound
Prompt unit 161 and/or second sound prompt unit 162) sending pipes or voice prompting, it is filled with reminding user to pull out in time
The connecting line of electric appliance.
It should be noted that, although cooking apparatus 100 is shown as Split cooking apparatus, still, in the utility model
In other embodiments, cooking apparatus 100 is also possible to integral type cooking apparatus.For example, electric cooker etc..Wherein, electric cooker
The first wireless communication device and heating device are provided in cooker body (i.e. first component).It can be opened and closed to be arranged in the lid in cooker body
(i.e. second component) includes the second wireless communication device that bidirectional data transfers are carried out with the first wireless communication device.That is electric cooker
Cooker body and lid between not instead of by wired connection, by the first wireless communication device and the second wireless communication device into
Row bidirectional data transfers.In addition, the lid of electric cooker further includes being electrically connected to the battery of the second wireless communication device and being matched
It is set to the detection device of detection information related with battery.The control device of cooking apparatus 100 can be set in cooker body, can also
To be arranged on lid, and the data being configured as between the first wireless communication device of control and the second wireless communication device pass
Defeated and information control display device based on detection device shows the electricity of battery.First wireless communication device, second are wirelessly
Communication device, battery, detection device and control device detailed construction and connection relationship be referred to corresponding portion above
Description, here for sake of simplicity, repeating no more.
In conclusion cooking apparatus according to the present utility model using battery be arranged in second component it is second wireless
Communication device and other electronic components or functional module power supply, therefore do not need to use radio energy emitter and wireless
Electric energy reception device greatly reduces the cost of manufacture of cooking apparatus.In addition, cooking apparatus according to the present utility model uses inspection
It surveys device and detects information related with battery, and control device can control display device based on above- mentioned information and show battery
Electricity, therefore user can know the electricity of battery in time and replace battery in time if necessary or charge the battery,
Avoiding influences the component of cooking apparatus being battery powered or the normal work of functional module since battery capacity is too low.
Unless otherwise defined, the technology of technical and scientific term used herein and the technical field of the utility model
The normally understood meaning of personnel is identical.Term used herein is intended merely to describe specifically to implement purpose, it is not intended that limit
The utility model processed.Terms such as herein presented " settings " can both indicate that a component was attached directly to another portion
Part can also indicate that a component is attached to another component by middleware.It describes in one embodiment herein
Feature can be applied in combination another embodiment individually or with other feature, unless this feature is in another implementation
It is not suitable for or is otherwise noted in mode.
The utility model is illustrated by above embodiment, but it is to be understood that, above embodiment
It is only intended to the purpose illustrated and illustrated, and is not intended to limit the invention within the scope of described embodiment.This
Field technical staff it is understood that introduction according to the present utility model can also make more kinds of variants and modifications, this
A little variants and modifications are all fallen within the utility model range claimed.
Claims (16)
1. a kind of cooking apparatus, which is characterized in that the cooking apparatus includes:
Battery (124)；
Detection device, the detection device are electrically connected to the battery (124), and are configured as detection and the battery
(124) related information；
Display device (140), the display device (140) are used to show the electricity of the battery (124)；And
Control device (130), the control device (130) is connected to the detection device and the display device (140), described
Control device (130) is configured as receiving the information of the detection device and controls the display device based on the information
(140) electricity of the battery (124) is shown.
2. cooking apparatus according to claim 1, which is characterized in that the information is the voltage value of the battery (124),
The control device (130) is configured as obtaining electricity corresponding with the voltage value based on the voltage value.
3. cooking apparatus according to claim 2, which is characterized in that the detection device is to be integrated in the control device
(130) power end of the built-in chip type voltage detection unit in, the built-in chip type voltage detection unit is connected to the battery
(124) ground terminal of anode, the built-in chip type voltage detection unit is connected to the cathode of the battery (124).
4. cooking apparatus according to claim 1, which is characterized in that the detection device be discrete circuit, described point
Vertical circuit is including being connected on the first current sampling resistor between the cathode and ground wire of the battery (124) and being connected in parallel on institute
First amplifying circuit at the first current sampling resistor both ends is stated, the information is the instantaneous of first current sampling resistor both ends
Voltage value, the control device (130) are configured as flowing through the first current sample electricity based on instantaneous voltage value acquisition
The instantaneous current value of resistance, and the electricity based on the instantaneous current value acquisition battery (124).
5. cooking apparatus according to claim 4, which is characterized in that first amplifying circuit includes first resistor,
Two resistance, 3rd resistor, the 4th resistance and the first amplifier, in which:
The non-inverting input terminal of first amplifier is connected to the cathode and first current sampling resistor of the battery (124)
First end, the first resistor be arranged in first amplifier inverting input terminal and first current sampling resistor
Between second end, the inverting input terminal of first amplifier and the output of first amplifier is arranged in the second resistance
Between end, the 3rd resistor and the 4th resistance are connected on the output end and the control device of first amplifier
(130) between reference voltage output terminal mouth, the current detecting AD input port of the control device (130) is connected to described
The connecting pin of three resistance and the 4th resistance.
6. cooking apparatus according to claim 4, which is characterized in that the detection device further includes calibration circuit, described
Calibration circuit includes the second amplifying circuit for detecting the voltage value of the battery (124) and for detecting the battery
(124) temperature measuring circuit of temperature value, the control device (130) are configured as based on the voltage value and the temperature
Value calibrates the electricity.
7. cooking apparatus according to claim 6, which is characterized in that second amplifying circuit includes the 5th resistance, the
Six resistance, the 7th resistance, the 8th resistance and the second amplifier, in which:
5th resistance, the 6th resistance are connected between the anode and ground wire of the battery (124), second amplification
The non-inverting input terminal of device is connected to the connecting pin of the 5th resistance and the 6th resistance, and the 7th resistance is arranged described
Between the cathode of battery (124) and the inverting input terminal of second amplifier, the 8th resistance setting is put described second
Between the big output end of device and the inverting input terminal of second amplifier, the battery voltage detection of the control device (130)
AD input port is connected to the output end of second amplifier.
8. cooking apparatus according to claim 6 or 7, which is characterized in that the temperature measuring circuit includes the first temperature
Sampling resistor and the 9th resistance, in which:
The first temperature sampling resistance and the 9th resistance are connected on the reference voltage output terminal of the control device (130)
Between mouth and ground wire, the battery temperature sensor AD input port of the control device (130) is connected to first temperature and adopts
The connecting pin of sample resistance and the 9th resistance.
9. cooking apparatus according to claim 1, which is characterized in that the detection device is battery capacity detection chip,
The battery capacity detection chip is configured as detecting the electricity of the battery (124).
10. cooking apparatus according to claim 9, which is characterized in that the cell voltage of the battery capacity detection chip
Input port is connected to the anode of the battery (124), and the first end of the second current sampling resistor is connected to the battery (124)
Cathode, the second end of second current sampling resistor is connected to the grounding ports of the battery capacity detection chip, described
The current sample sensor positive input port of battery capacity detection chip is connected to the first end of second current sampling resistor,
The current sample sensor negative input port of the battery capacity detection chip is connected to the of second current sampling resistor
Two ends.
11. cooking apparatus according to claim 10, which is characterized in that the detection device further includes second temperature sampling
Resistance, one end of the second temperature sampling resistor are connected to the LDO2.5V output end of pressure-stabilizing of the battery capacity detection chip
The power port of mouth and the battery capacity detection chip, the other end of the second temperature sampling resistor are connected to the battery
The thermistor ADC of electric power detection chip detects port.
12. cooking apparatus according to claim 1, which is characterized in that the display device (140) includes battery capacity figure
Mark (143) and/or remaining capacity number display unit (144).
13. cooking apparatus according to claim 1, which is characterized in that the detection device is configured as every pre- timing
Long detection and the battery (124) related information.
14. cooking apparatus according to claim 1, which is characterized in that the cooking apparatus includes:
First component is provided with the first wireless communication device (116) and heating device (113) in the first component；And
Second component, bi-directional data can be carried out with first wireless communication device (116) by being provided in the second component
The second wireless communication device (121) of transmission；
Wherein, the battery (124) is arranged in the second component.
15. cooking apparatus according to claim 14, which is characterized in that the first component is heating platform (110), institute
Stating second component is the main body (120) being arranged on the heating platform (110) seperatedly, is provided in the main body (120)
Cooking space.
16. cooking apparatus according to claim 14, which is characterized in that the first component is cooker body, second structure
Part is the lid that can be opened and closed to be arranged in the cooker body, and it is empty that culinary art is formed between the first component and the second component
Between.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721609231.8U CN208941832U (en) | 2017-11-27 | 2017-11-27 | Cooking apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721609231.8U CN208941832U (en) | 2017-11-27 | 2017-11-27 | Cooking apparatus |
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| Publication Number | Publication Date |
|---|---|
| CN208941832U true CN208941832U (en) | 2019-06-07 |
Family
ID=66728990
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721609231.8U Active CN208941832U (en) | 2017-11-27 | 2017-11-27 | Cooking apparatus |
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| Country | Link |
|---|---|
| CN (1) | CN208941832U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110262348A (en) * | 2019-06-26 | 2019-09-20 | 广东美的厨房电器制造有限公司 | Control system, control method and the storage medium of cooking apparatus |
| CN111124008A (en) * | 2019-12-30 | 2020-05-08 | 九阳股份有限公司 | Control method of food processing machine |
| CN111449491A (en) * | 2019-12-30 | 2020-07-28 | 浙江绍兴苏泊尔生活电器有限公司 | Cooking appliance control method and cooking appliance |
| CN111487540A (en) * | 2019-12-26 | 2020-08-04 | 浙江苏泊尔家电制造有限公司 | Detection method of cooking appliance and cooking appliance |
-
2017
- 2017-11-27 CN CN201721609231.8U patent/CN208941832U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110262348A (en) * | 2019-06-26 | 2019-09-20 | 广东美的厨房电器制造有限公司 | Control system, control method and the storage medium of cooking apparatus |
| CN111487540A (en) * | 2019-12-26 | 2020-08-04 | 浙江苏泊尔家电制造有限公司 | Detection method of cooking appliance and cooking appliance |
| CN111124008A (en) * | 2019-12-30 | 2020-05-08 | 九阳股份有限公司 | Control method of food processing machine |
| CN111449491A (en) * | 2019-12-30 | 2020-07-28 | 浙江绍兴苏泊尔生活电器有限公司 | Cooking appliance control method and cooking appliance |
| CN111124008B (en) * | 2019-12-30 | 2021-06-04 | 九阳股份有限公司 | Control method of food processing machine |
| CN111449491B (en) * | 2019-12-30 | 2022-11-22 | 浙江绍兴苏泊尔生活电器有限公司 | Cooking appliance control method and cooking appliance |
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