CN109780588A - Electromagnetic cooking appliance - Google Patents
Electromagnetic cooking appliance Download PDFInfo
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- CN109780588A CN109780588A CN201711129487.3A CN201711129487A CN109780588A CN 109780588 A CN109780588 A CN 109780588A CN 201711129487 A CN201711129487 A CN 201711129487A CN 109780588 A CN109780588 A CN 109780588A
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- cooking appliance
- temperature sensor
- electromagnetic cooking
- tube body
- isolation circuit
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Abstract
The invention discloses a kind of electromagnetic cooking appliance, the electromagnetic cooking appliance includes: shell；Panel, the panel are set on the housing, and the panel is equipped with via hole；Temperature measurement component, the temperature measurement component include: tube body, and the tube body cooperation is in the via hole；Heat-conductive plate, the heat-conductive plate are located at the tube body upper end；Temperature sensor, the temperature sensor are fitted in the lower surface of the heat-conductive plate and are encapsulated in the tube body by packaging plastic；Controller, the controller are located in the shell and are electrically connected with the temperature sensor, are connected with isolation circuit between the controller and the temperature sensor.Electromagnetic cooking appliance according to an embodiment of the present invention has many advantages, such as that the thermometric response time is short, thermometric is accurate.
Description
Technical field
The present invention relates to the technical field of electrical appliances manufacturing, in particular to a kind of electromagnetic cooking appliance.
Background technique
The temperature sensor of electromagnetic cooking appliance in the related technology is tightly attached to the lower surface of microcrystal face plate, due to crystallite
The heat-conducting effect of plate is poor, and the time for causing the temperature for being heated electromagnetic cooking appliance to be transmitted to temperature sensor is very long, and heat
Amount is also influenced by factors such as the contact conditions of environment temperature, cookware and micro-crystal plate in transmission process, and temperature measurement is caused to exist
Thermometric lag time length, the problem of temperature measurement accuracy difference.
Summary of the invention
The present invention is directed at least solve one of the technical problems existing in the prior art.For this purpose, the present invention proposes a kind of electricity
Magnetic cooking apparatus, the electromagnetic cooking appliance have many advantages, such as that the thermometric response time is short, thermometric is accurate.
To achieve the above object, embodiment according to the present invention proposes a kind of electromagnetic cooking appliance, the electromagnetism cooking pot
Tool includes: shell；Panel, the panel are set on the housing, and the panel is equipped with via hole；Temperature measurement component, the thermometric
Component includes: tube body, and the tube body cooperation is in the via hole；Heat-conductive plate, the heat-conductive plate are located at the tube body upper end, and from
The via hole exposes；Temperature sensor, the temperature sensor are fitted in the lower surface of the heat-conductive plate and are sealed by packaging plastic
In the tube body；Controller, the controller are located in the shell and are electrically connected with the temperature sensor, the control
Isolation circuit is connected between device processed and the temperature sensor.
Electromagnetic cooking appliance according to an embodiment of the present invention has many advantages, such as that the thermometric response time is short, thermometric is accurate.
In addition, electromagnetic cooking appliance according to the above embodiment of the present invention can also have the following additional technical features:
According to one embodiment of present invention, the tube body liftably cooperates in the via hole, sets in the shell
Flexible part and the elastic component are connected mobile often to drive the tube body to ramp up direction with the tube body.The temperature described in this way
Sensor can carry out lift adjustment in vertical direction together with the tube body according to the actual situation
Optionally, the heat-conductive plate is metal heat-conductive plate.The temperature sensor can be protected in this way.
Further, the metal heat-conductive plate is aluminium sheet or copper sheet.Heat transfer efficiency in this way convenient for improving the heat-conductive plate.
Optionally, the electromagnetic cooking appliance further includes ground line, and the ground line is connected with the heat-conductive plate.In this way may be used
Danger Electric shock risk occurs to avoid user.
According to one embodiment of present invention, the electromagnetic cooking appliance further includes display board, and the display board is located at institute
It states in shell and exposes from the panel, the controller includes at least power amplifier board, the temperature sensor and the display board
It is connected, the isolation circuit includes signal isolation circuit and power isolation circuit, is led between the display board and the power amplifier board
The signal isolation circuit is crossed to be connected with the power isolation circuit.It can use the signal isolation circuit and the electricity in this way
Source isolation circuit carries out signal isolation to the temperature sensor and is dielectrically separated from.
According to another embodiment of the invention, the electromagnetic cooking appliance further includes display board and signal processing circuit,
The display board is located in the shell and exposes from the panel, and the controller includes at least power amplifier board, at the signal
Reason circuit is electrically connected to convert analog signal or digital signal for the signal of the temperature sensor with the temperature sensor,
The isolation circuit includes signal isolation circuit and power isolation circuit, and the signal processing circuit passes through the isolated from power electricity
Road is connected with power supply and is connected at least one of the display board and the power amplifier board by the signal isolation circuit.This
Sample equally can use the signal isolation circuit and the power isolation circuit and carry out signal isolation to the temperature sensor
Be dielectrically separated from.
Optionally, the tube body and the via hole clearance fit, the via hole is interior to be equipped with waterproof construction, sets in the shell
There is the conduit pipe for being connected to the via hole and the shell external world.It is convenient for the tube body swimmingly lifting moving in this way.
According to still another embodiment of the invention, the tube body is temperature-resistant material part and heatproof is not less than 250 degree, the temperature
Spending sensor is thermocouple sensor, platinum sensor or thermal resistance sensor.In this way convenient for the resistance to of the raising tube body
Hot property.
Optionally, the electromagnetic cooking appliance is electromagnetic oven or multi-head stove.In this way convenient for improving electromagnetic oven or multi-head stove
Thermometric effect.
Additional aspect and advantage of the invention will be set forth in part in the description, and will partially become from the following description
Obviously, or practice through the invention is recognized.
Detailed description of the invention
Above-mentioned and/or additional aspect of the invention and advantage will become from the description of the embodiment in conjunction with the following figures
Obviously and it is readily appreciated that, in which:
Fig. 1 is the partial sectional view of electromagnetic cooking appliance according to an embodiment of the present invention.
Fig. 2 is the partial structural diagram of electromagnetic cooking appliance according to an embodiment of the present invention.
Fig. 3 is the partial structural diagram of electromagnetic cooking appliance according to an embodiment of the present invention.
Appended drawing reference: panel 100, via hole 110, temperature measurement component 200, tube body 210, heat-conductive plate 220, temperature sensor 230,
Display board 300, power amplifier board 410, signal isolation circuit 510, power isolation circuit 520, signal processing circuit 600.
Specific embodiment
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, and for explaining only the invention, and is not considered as limiting the invention.
Below with reference to the accompanying drawings the electromagnetic cooking appliance according to an embodiment of the present invention is described.
As shown in Figure 1-Figure 3, the electromagnetic cooking appliance according to an embodiment of the present invention includes shell, panel 100 and surveys
Warm component 200.
Panel 100 is set on the housing, and panel 100 is equipped with via hole 110.Temperature measurement component 200 includes tube body 210, leads
Warm plate 220 and temperature sensor 230, tube body 210 cooperate in via hole 110.Heat-conductive plate 230 is located at 210 upper end (upper and lower of tube body
To shown in arrow A as shown in figure 1), and expose from via hole 110.Temperature sensor 230 be fitted in the lower surface of heat-conductive plate 220 and
It is encapsulated in tube body 210 by packaging plastic.The controller is located in the shell and is electrically connected with temperature sensor 230, institute
It states and is connected with isolation circuit between controller and temperature sensor 230.
It will be appreciated herein that in " being connected with isolation circuit between the controller and the temperature sensor " every
It include but is not limited to power isolation circuit and signal isolation circuit from circuit.
The electromagnetic cooking appliance according to an embodiment of the present invention can use described by the way that the isolation circuit is arranged
Temperature sensor 230 is isolated in isolation circuit, can not only make temperature sensor 230 and external insulation, avoids leaking
Electrification and cause user to get an electric shock, prevent from threatening to the personal safety of user, convenient for improving the electromagnetic cooking appliance
Safety in utilization and reliability, and can isolate extraneous signal, it avoids generating signal interference and influencing temperature sensor 230
Use, it is quasi- so as to according to the test result of temperature measurement component 200 convenient for improving the accuracy of 230 thermometric of temperature sensor
The heating state of cookware is really known, convenient for controlling the culinary art situation of food materials, convenient for improving the culinary art effect of the electromagnetic cooking appliance
Fruit is easy to use by users, convenient for improving the comfort of user.
Also, since temperature sensor 230 is fitted in the lower surface of heat-conductive plate 220, in this way convenient for reduction temperature sensor
230 thermometric lag time is easy to implement the electromagnetism convenient for improving the thermometric accuracy and accuracy of temperature sensor 230
The automation of cooking apparatus, intelligent functions, convenient for improving the usage experience of user.
In addition, temperature sensor 230 to be fitted in the following table of heat-conductive plate 220 by setting tube body 210 and heat-conductive plate 220
It face and is encapsulated in tube body 210 by packaging plastic.Temperature sensor 230 is sealed in tube body 210 in this way, makes temperature sensor
230 are isolated with external environment, protect to temperature sensor 230, prevent the boundary's environment due to exposure of temperature sensor 230
Decline into dust, water or grease stain and influence the thermometric effect and service life of temperature sensor 230, convenient for improving temperature sensor
230 service performance, convenient for improving the service life of temperature sensor 230, convenient for improving its sealing performance, consequently facilitating improving
The functional reliability of the electromagnetic cooking appliance.
Therefore, the electromagnetic cooking appliance according to an embodiment of the present invention has the thermometric response time is short, thermometric is accurate etc.
Advantage.
Below with reference to the accompanying drawings the electromagnetic cooking appliance of specific embodiment according to the present invention is described.
In some embodiments of the invention, as shown in Figure 1-Figure 3, the electromagnetism according to an embodiment of the present invention is cooked
Utensil of preparing food includes shell, panel 100 and temperature measurement component 200.
Optionally, tube body 210 liftably cooperates in via hole 110, and elastic component and the elasticity are equipped in the shell
Part is connected mobile often to drive tube body 210 to ramp up direction with tube body 210.Temperature sensor 230 can be according to practical feelings in this way
Condition carries out lift adjustment in vertical direction together with tube body 210, and the elastic component can drive the abutting of temperature measurement component 200 to be placed on
The lower surface of cookware on the electromagnetic cooking appliance, compared to thermometric mode in the related technology, the elastic component being capable of basis
Actual conditions, driving temperature measurement component 200 are close to the lower surface of cookware, keep temperature measurement component 200 abundant with the lower surface of cookware always
Contact, can also come into full contact with even if the out-of-flatness of cookware bottom, temperature measurement component 200 and the lower surface of cookware is avoided to be detached from,
Guarantee the thermometric reliability and stability of temperature measurement component 200.
Specifically, heat-conductive plate 220 is metal heat-conductive plate.Temperature sensor 230 can not only be protected in this way, and
Convenient for guaranteeing the thermometric effect of temperature sensor 230.
More specifically, the metal heat-conductive plate is aluminium sheet or copper sheet.Thermally conductive effect in this way convenient for improving heat-conductive plate 220
Rate, convenient for reducing the thermometric lag time of temperature measurement component 200.
Optionally, the electromagnetic cooking appliance further includes ground line, and the ground line is connected with heat-conductive plate 220.Exist in this way
When leaking electricity, leakage current can be oriented to the earth by the ground line, avoided user that Danger Electric shock risk occurs, be further ensured that use
Family using safe.
According to one embodiment of present invention, the electromagnetic cooking appliance further includes display board 300, and display board 300 is located at
Expose in the shell and from panel 100, the controller includes at least power amplifier board 410, temperature sensor 230 and display board
300 are connected, and the isolation circuit includes signal isolation circuit 510 and power isolation circuit 520, display board 300 and power amplifier board 410
Between be connected with power isolation circuit 520 by signal isolation circuit 510.It can use signal isolation circuit 510 and electricity in this way
Source isolation circuit 520 signal isolation and be dielectrically separated to temperature sensor 230, not only can to avoid danger of hazardous electrical discharges occurs,
And it can be to avoid generation signal interference.
According to another embodiment of the invention, the electromagnetic cooking appliance further includes display board 300 and signal processing electricity
Road 600, display board 300 are located in the shell and expose from panel 100, and the controller includes at least power amplifier board 410, signal
Processing circuit 600 is electrically connected to convert analog signal or number letter for the signal of temperature sensor 230 with temperature sensor 230
Number, the isolation circuit includes signal isolation circuit 510 and power isolation circuit 520, signal processing circuit 600 by power supply every
It is connected from circuit 520 with power supply and passes through 510 phase of signal isolation circuit at least one of display board 300 and power amplifier board 410
Even.Equally can use in this way signal isolation circuit 510 and power isolation circuit 520 to temperature sensor 230 carry out signal every
From be dielectrically separated from, be not only convenient for improve user safety in utilization, and convenient for improve temperature sensor 230 thermometric it is accurate
Property.
Specifically, as shown in Figure 1, tube body 210 and 110 clearance fit of via hole, via hole 110 is interior equipped with waterproof construction, described
The conduit pipe of connection via hole 110 and the shell external world is equipped in shell.It is not only convenient for tube body 210 in this way and swimmingly goes up and down shifting
It is dynamic, and the water on the electromagnetic cooking appliance surface or sundries can be prevented to fall into inside it by gap, while from entering institute
Stating the water inside electromagnetic cooking appliance can be discharged to outside the shell by conduit pipe.
Optionally, tube body 210 is temperature-resistant material part and heatproof is not less than 250 degree, and temperature sensor 230 is thermocouple sensing
Device, platinum sensor or thermal resistance sensor.In this way convenient for the heat resistance for improving tube body 210, avoid tube body 210 because of pot
The temperature of tool is excessively high and deforms or damages.The response time of temperature sensor 230 can be reduced, simultaneously convenient for improving temperature
The sensitivity and accuracy of 230 temperature detection of sensor.
Specifically, via hole 110 is at the center of panel 100.Specifically, via hole 110 is through-hole or stepped hole.In this way
It is measured convenient for temperature of the temperature measurement component 200 to cookware, convenient for improving the thermometric effect of temperature measurement component 200.
According to another embodiment of the invention, heat-conductive plate 220 can be the arc panel to raise upward.Work as panel in this way
On 100 when placing cooker, flexible deformation occurs for 220 stress of heat-conductive plate, so that heat-conductive plate 220 is close to the lower surface of cookware, makes to lead temperature
Plate 220 comes into full contact with the lower surface of cookware always, is transmitted on heat-conductive plate 220 convenient for the temperature of cookware, and then is convenient for temperature
It is transmitted on temperature sensor 230, is measured convenient for temperature of the temperature sensor 230 to cookware.
Optionally, the angle of the highest point of heat-conductive plate 220 and the shortest route of outer edge and horizontal plane is 5-15 degree.In this way
Convenient for improving the deformation behavior of heat-conductive plate 220, further come into full contact with convenient for heat-conductive plate 220 and the lower surface of cookware.
Specifically, the electromagnetic cooking appliance is electromagnetic oven or multi-head stove.In this way convenient for improving electromagnetic oven or multi-head stove
Thermometric effect improves its thermometric reliability and stability.
Other of the electromagnetic cooking appliance according to an embodiment of the present invention constitute and operate skill common for this field
All be for art personnel it is known, be not detailed herein.
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 the figure or
Positional relationship is merely for convenience of description of the present invention and simplification of the description, rather than the device or element of indication or suggestion meaning must
There must be specific orientation, be constructed and operated in a specific orientation, therefore be not considered as limiting the invention.In addition, limit
There is the feature of " first ", " second " to can explicitly or implicitly include one or more of the features surely.Of the invention
In description, unless otherwise indicated, the meaning of " plurality " is two or more.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can
To be mechanical connection, it is also possible to be electrically connected；It can be directly connected, can also can be indirectly connected through an intermediary
Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood at this with concrete condition
Concrete meaning in invention.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " illustrative examples ",
The description of " example ", " specific example " or " some examples " etc. means specific features described in conjunction with this embodiment or example, knot
Structure, material or feature are included at least one embodiment or example of the invention.In the present specification, to above-mentioned term
Schematic representation may not refer to the same embodiment or example.Moreover, specific features, structure, material or the spy of description
Point can be combined in any suitable manner in any one or more of the embodiments or examples.
Although an embodiment of the present invention has been shown and described, it will be understood by those skilled in the art that: not
A variety of change, modification, replacement and modification can be carried out to these embodiments in the case where being detached from the principle of the present invention and objective, this
The range of invention is defined by the claims and their equivalents.
Claims (10)
1. a kind of electromagnetic cooking appliance characterized by comprising
Shell；
Panel, the panel are set on the housing, and the panel is equipped with via hole；
Temperature measurement component, the temperature measurement component include:
Tube body, the tube body cooperation is in the via hole；
Heat-conductive plate, the heat-conductive plate is located at the tube body upper end, and exposes from the via hole；
Temperature sensor, the temperature sensor are fitted in the lower surface of the heat-conductive plate and are encapsulated in the pipe by packaging plastic
In vivo；
Controller, the controller are located in the shell and are electrically connected with the temperature sensor, the controller with it is described
Isolation circuit is connected between temperature sensor.
2. electromagnetic cooking appliance according to claim 1, which is characterized in that the tube body liftably cooperates in the mistake
In hole, elastic component is equipped in the shell and the elastic component is connected often to drive the tube body to ramp up direction with the tube body
It is mobile.
3. electromagnetic cooking appliance according to claim 1, which is characterized in that the heat-conductive plate is metal heat-conductive plate.
4. electromagnetic cooking appliance according to claim 3, which is characterized in that the metal heat-conductive plate is aluminium sheet or copper sheet.
5. electromagnetic cooking appliance according to claim 3, which is characterized in that further include ground line, the ground line and institute
Heat-conductive plate is stated to be connected.
6. electromagnetic cooking appliance according to claim 1, which is characterized in that further include display board, the display board is located at
Expose in the shell and from the panel, the controller includes at least power amplifier board, the temperature sensor and the display
Plate is connected, and the isolation circuit includes signal isolation circuit and power isolation circuit, between the display board and the power amplifier board
It is connected by the signal isolation circuit with the power isolation circuit.
7. electromagnetic cooking appliance according to claim 1, which is characterized in that it further include display board and signal processing circuit,
The display board is located in the shell and exposes from the panel, and the controller includes at least power amplifier board, at the signal
Reason circuit is electrically connected to convert analog signal or digital signal for the signal of the temperature sensor with the temperature sensor,
The isolation circuit includes signal isolation circuit and power isolation circuit, and the signal processing circuit passes through the isolated from power electricity
Road is connected with power supply and is connected at least one of the display board and the power amplifier board by the signal isolation circuit.
8. electromagnetic cooking appliance according to claim 1, which is characterized in that the tube body and the via hole clearance fit,
It is equipped with waterproof construction in the via hole, is equipped with the conduit pipe for being connected to the via hole and the shell external world in the shell.
9. electromagnetic cooking appliance according to claim 1, which is characterized in that the tube body be temperature-resistant material part and heatproof not
Lower than 250 degree, the temperature sensor is thermocouple sensor, platinum sensor or thermal resistance sensor.
10. electromagnetic cooking appliance according to claim 1, which is characterized in that the electromagnetic cooking appliance be electromagnetic oven or
Multi-head stove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711129487.3A CN109780588A (en) | 2017-11-15 | 2017-11-15 | Electromagnetic cooking appliance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711129487.3A CN109780588A (en) | 2017-11-15 | 2017-11-15 | Electromagnetic cooking appliance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109780588A true CN109780588A (en) | 2019-05-21 |
Family
ID=66493772
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711129487.3A Pending CN109780588A (en) | 2017-11-15 | 2017-11-15 | Electromagnetic cooking appliance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109780588A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2480740Y (en) * | 2001-05-17 | 2002-03-06 | 武汉苏泊尔有限公司 | Intelligent electromagnetic range |
| CN2916422Y (en) * | 2005-08-23 | 2007-06-27 | 吕忠明 | Electromagnetic oven temperature measurer capable of directly sensing temperature of heated pot |
| CN202049403U (en) * | 2011-03-15 | 2011-11-23 | 江阴市金杯电气有限公司 | Humiture control instrument with automatic short message reminding function |
| CN207569935U (en) * | 2017-11-15 | 2018-07-03 | 佛山市顺德区美的电热电器制造有限公司 | Electromagnetic cooking appliance |
-
2017
- 2017-11-15 CN CN201711129487.3A patent/CN109780588A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2480740Y (en) * | 2001-05-17 | 2002-03-06 | 武汉苏泊尔有限公司 | Intelligent electromagnetic range |
| CN2916422Y (en) * | 2005-08-23 | 2007-06-27 | 吕忠明 | Electromagnetic oven temperature measurer capable of directly sensing temperature of heated pot |
| CN202049403U (en) * | 2011-03-15 | 2011-11-23 | 江阴市金杯电气有限公司 | Humiture control instrument with automatic short message reminding function |
| CN207569935U (en) * | 2017-11-15 | 2018-07-03 | 佛山市顺德区美的电热电器制造有限公司 | Electromagnetic cooking appliance |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190521 |
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| RJ01 | Rejection of invention patent application after publication |