CN215959389U - Cooking utensil anti-overflow detection device - Google Patents
Cooking utensil anti-overflow detection device Download PDFInfo
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- CN215959389U CN215959389U CN202121960385.8U CN202121960385U CN215959389U CN 215959389 U CN215959389 U CN 215959389U CN 202121960385 U CN202121960385 U CN 202121960385U CN 215959389 U CN215959389 U CN 215959389U
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- 238000001514 detection method Methods 0.000 title claims abstract description 113
- 238000010411 cooking Methods 0.000 title claims abstract description 50
- 239000000523 sample Substances 0.000 claims abstract description 21
- 239000007788 liquid Substances 0.000 claims abstract description 14
- 238000013459 approach Methods 0.000 claims abstract 2
- 230000002265 prevention Effects 0.000 claims description 16
- 230000010355 oscillation Effects 0.000 claims description 10
- 230000003321 amplification Effects 0.000 claims description 9
- 238000003199 nucleic acid amplification method Methods 0.000 claims description 9
- 239000011810 insulating material Substances 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 239000004065 semiconductor Substances 0.000 claims description 3
- 230000008859 change Effects 0.000 abstract description 3
- 230000000694 effects Effects 0.000 description 4
- 235000013305 food Nutrition 0.000 description 4
- 239000006260 foam Substances 0.000 description 3
- 241000209094 Oryza Species 0.000 description 2
- 235000007164 Oryza sativa Nutrition 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 235000009566 rice Nutrition 0.000 description 2
- 235000014347 soups Nutrition 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 206010014357 Electric shock Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 235000013339 cereals Nutrition 0.000 description 1
- 238000005485 electric heating Methods 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 235000021395 porridge Nutrition 0.000 description 1
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Abstract
The utility model discloses an anti-overflow detection device for a cooking utensil, which comprises a detection probe, a detection circuit and a microprocessor, wherein the detection probe is connected with the detection circuit; the detection probe comprises a detection shell, a temperature detection part and an anti-overflow detection part, wherein the current value of the temperature detection part changes along with the temperature of the cooking utensil, and the capacitance value of the anti-overflow detection part changes along with the fact that the detection shell approaches or contacts a medium in the cooking utensil; the detection circuit is used for converting the current value of the temperature detection component and the capacitance value of the anti-overflow detection component into corresponding digital signals; the microprocessor is used for outputting temperature information and liquid level information corresponding to the digital signals. This cooking utensil anti-overflow detection device is through detecting liquid level and temperature and change and enlarge and feed back to the user in real time, can let the user control the culinary art firepower better to set up the probe shell into spherical, increase on the basis that does not prolong shell length and the area of contact of bubble in the cooking utensil.
Description
Technical Field
The utility model relates to the technical field of anti-overflow detection, in particular to an anti-overflow detection device for a cooking utensil.
Background
At present, a plurality of cooking appliances such as electric cookers or electric pressure cookers on the market are generally provided with a detection probe so as to realize an anti-overflow function. The existing detection probe is usually arranged in an upper cover, one part of the probe extends into an inner pot, foam in a cooking cavity is close to the probe during cooking, so that the capacitance value of the probe is changed, the foam state is judged, and the heating process is controlled according to the judgment result, so that the anti-overflow effect is realized.
With the change of cooking modes of people, more and more people use the electric cooker to cook food, liquid overflows due to the fact that the heating firepower is not controlled well, and a user needs to visit a cooking site frequently to check the cooking condition of the food, if the temperature condition of the cooked health preserving soup is checked, the user cannot check the temperature remotely, and inconvenience is brought to the use of the pot by the consumers. In addition, because the detection effect of the detection probe is usually in positive correlation with the area of the foam and the probe close to contact, in order to ensure the reliability of the detection probe judgment, the existing detection probe is usually too long to extend out of the upper cover, and is easy to contact with food, thereby affecting the cooking effect.
SUMMERY OF THE UTILITY MODEL
The present invention is directed to an overflow prevention detecting device for a cooking appliance, which solves one or more of the problems of the prior art and provides at least one of the advantages of the prior art.
The utility model provides an anti-overflow detection device for a cooking utensil, which comprises:
the detection probe comprises a detection shell, a temperature detection component and an anti-overflow detection component, wherein the temperature detection component and the anti-overflow detection component are arranged in the detection shell, the current value of the temperature detection component changes along with the temperature of the cooking utensil, and the capacitance value of the anti-overflow detection component changes along with the fact that the detection shell is close to or contacts with a medium in the cooking utensil;
the detection circuit is respectively connected with the temperature detection part and the anti-overflow detection part and is used for converting the current value of the temperature detection part and the capacitance value of the anti-overflow detection part into corresponding digital signals;
and the microprocessor is connected with the detection circuit and is used for outputting the temperature information and the liquid level information corresponding to the digital signals.
Further, the outer surface of detecting the shell is spherical, and the outer surface of detecting the shell is provided with unevenness's line.
Furthermore, the detection circuit comprises an oscillation circuit, a filter circuit and an amplification circuit, the oscillation circuit, the filter circuit and the amplification circuit are sequentially connected, the oscillation circuit is respectively connected with the temperature detection component and the anti-overflow detection component, and the amplification circuit is connected with the microprocessor.
Furthermore, the intelligent terminal also comprises a Bluetooth module, wherein the Bluetooth module is connected with the microprocessor and used for acquiring and transmitting the notification signal of the microprocessor.
Further, the temperature detection part sets up in the inner bottom that detects the shell and with the inner wall bottom contact that detects the shell, and the anti-overflow detects the part and is rectangular shape and sets up along vertical direction.
Further, the temperature detection means includes a temperature sensor.
Further, the overflow prevention detecting member includes two detecting electrodes, and the two detecting electrodes are made of a conductive or semiconductor material.
Further, the detection housing is composed of an insulating material.
The utility model has the beneficial effects that:
1. the detection liquid level and the temperature are converted and amplified and fed back to the user in real time, so that the detection precision is good, and the user can better control cooking firepower.
2. The probe shell is set to be spherical, so that the contact area of the probe shell and bubbles in a cooking appliance is increased on the basis of not prolonging the length of the shell, and the anti-overflow detection precision and reliability are improved.
Drawings
Fig. 1 is a schematic block circuit diagram of an overflow prevention detection device of a cooking appliance according to an embodiment.
Fig. 2 is a schematic block diagram of a structure of a detection probe according to an embodiment.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the present invention will be further described with reference to the embodiments and the accompanying drawings.
The embodiment of the utility model provides an anti-overflow detection device for a cooking utensil. The cooking appliance may be an electric rice cooker, an electric pressure cooker or other electric heating appliance. In addition, the cooking appliance may have other functions such as cooking porridge and cooking soup in addition to the function of cooking rice.
Referring to fig. 1 to 2, the overflow prevention detecting device for a cooking appliance includes a detecting probe 100, a detecting circuit 200 and a microprocessor 300 for detecting and feeding back the temperature and the liquid level in the cooking appliance.
The detection probe 100 is used for acquiring liquid level information and temperature information in a cooking appliance, the detection probe 100 comprises a detection housing 101, and a temperature detection component 102 and an anti-overflow detection component 103 which are arranged in the detection housing 101, a current value of the temperature detection component 102 changes along with the temperature of the cooking appliance, and a capacitance value of the anti-overflow detection component 103 changes along with the detection housing 101 approaching or contacting a medium in the cooking appliance.
The detection circuit 200 is connected to the temperature detection member 102 and the spill-proof detection member 103, respectively, and the detection circuit 200 is configured to amplify and convert a current value of the temperature detection member 102 and a capacitance value of the spill-proof detection member 103 into digital signals.
Illustratively, the detection circuit 200 includes an oscillation circuit 201, a filter circuit 202 and an amplification circuit 203, the oscillation circuit 201, the filter circuit 202 and the amplification circuit 203 are connected in sequence, the oscillation circuit 201 is connected with the temperature detection member 102 and the anti-overflow detection member 103, respectively, and the amplification circuit 203 is connected with the microprocessor 300. The oscillation circuit 201 generates corresponding signal voltages according to the current value of the temperature detection part 102 and/or the capacitance value of the anti-overflow detection part 103, and the signal voltages pass through the filter circuit 202 and the amplifier circuit 203 to obtain digital signals and output the digital signals to the microprocessor 300. The digital signal is easier to detect after being converted and amplified, the digital signal has a larger change rate, and when the current value of the temperature detection part 102 and/or the capacitance value of the anti-overflow detection part 103 slightly changes, the corresponding digital signal after being converted can be amplified and changed.
The microprocessor 300 is connected to the detection circuit 200 for outputting temperature information and liquid level information corresponding to the digital signal. The microprocessor 300 determines the real-time temperature and/or liquid level in the cooking appliance according to the received digital signal, thereby performing real-time feedback to the user, allowing the user to grasp the temperature and liquid level in the cooking process in real time, and improving the cooking effect.
The outer surface of the detection shell 101 is spherical, and the outer surface of the detection shell 101 is provided with uneven grains. Compare with the anti-overflow of current rectangular shape and detect the structure, set up to spherical detection housing 101 can be on the basis of the area of contact of assurance with the bubble whole length shorter, the line that sets up on the detection housing 101 further increases with the area of contact of bubble, guarantees that the anti-overflow detects the precision and the reliability of judging.
The overflow prevention detection device for the cooking utensil in the embodiment further comprises a bluetooth module 400, wherein the bluetooth module 400 is connected with the microprocessor 300 and is used for acquiring the notification signal of the microprocessor 300 and transmitting the notification signal. The bluetooth module 400 connects the microprocessor 300 with a mobile phone terminal of a user, the microprocessor 300 outputs temperature information and liquid level information corresponding to the digital signal to the mobile phone terminal of the user through the bluetooth module 400, and the user can visually check the temperature and the liquid level in the cooking process on the mobile phone terminal without waiting for a long time beside the cooking appliance.
The temperature detecting member 102 of the present embodiment is disposed at the inner bottom of the detecting housing 101 and contacts with the bottom of the inner wall of the detecting housing 101, and the anti-overflow detecting member 103 is elongated and disposed along the vertical direction. Wherein the temperature detecting part 102 includes a temperature sensor; the overflow prevention detecting member 103 includes two detecting electrodes made of a conductive or semiconductor material.
The detection housing 101 according to the present embodiment is made of an insulating material, and the temperature detection member 102 and the anti-overflow detection member 103 do not directly contact food and liquid inside the cooking appliance, while avoiding the risk of electric shock due to human touch.
As used herein, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, including not only those elements listed, but also other elements not expressly listed.
The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention, and all the changes or substitutions should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the appended claims.
Claims (8)
1. An anti-overflow detection device for a cooking appliance, comprising:
the detection probe (100) comprises a detection shell (101), and a temperature detection part (102) and an anti-overflow detection part (103) which are arranged in the detection shell (101), wherein the current value of the temperature detection part (102) changes along with the temperature of the cooking utensil, and the capacitance value of the anti-overflow detection part (103) changes along with the approach or contact of the detection shell (101) to the medium in the cooking utensil;
the detection circuit (200) is respectively connected with the temperature detection component (102) and the anti-overflow detection component (103) and is used for converting the current value of the temperature detection component (102) and the capacitance value of the anti-overflow detection component (103) into corresponding digital signals;
and the microprocessor (300), wherein the microprocessor (300) is connected with the detection circuit (200) and is used for outputting the temperature information and the liquid level information corresponding to the digital signals.
2. The overflow prevention detecting device for a cooking utensil as claimed in claim 1, wherein the outer surface of the detecting shell (101) is spherical, and the outer surface of the detecting shell (101) is provided with uneven lines.
3. The cooking utensil overflow prevention detection device according to claim 1, characterized in that the detection circuit (200) comprises an oscillation circuit (201), a filter circuit (202) and an amplification circuit (203), the oscillation circuit (201), the filter circuit (202) and the amplification circuit (203) are connected in sequence, the oscillation circuit (201) is respectively connected with the temperature detection component (102) and the overflow prevention detection component (103), and the amplification circuit (203) is connected with the microprocessor (300).
4. The overflow prevention detecting device for the cooking utensil as claimed in claim 1, further comprising a bluetooth module (400), wherein the bluetooth module (400) is connected with the microprocessor (300) and is used for acquiring and transmitting the notification signal of the microprocessor (300).
5. The overflow prevention detecting device of a cooking appliance according to claim 1, wherein the temperature detecting member (102) is disposed at an inner bottom of the detecting housing (101) and contacts with a bottom of an inner wall of the detecting housing (101), and the overflow prevention detecting member (103) has a long bar shape and is disposed in a vertical direction.
6. The cooking appliance overflow prevention detection device according to claim 5, wherein the temperature detection part (102) comprises a temperature sensor.
7. The cooking appliance overflow prevention detection device according to claim 5, wherein the overflow prevention detection part (103) comprises two detection electrodes, and the two detection electrodes are made of a conductive or semiconductor material.
8. The cooking appliance overflow prevention detection device according to claim 1, wherein the detection housing (101) is composed of an insulating material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121960385.8U CN215959389U (en) | 2021-08-19 | 2021-08-19 | Cooking utensil anti-overflow detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121960385.8U CN215959389U (en) | 2021-08-19 | 2021-08-19 | Cooking utensil anti-overflow detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215959389U true CN215959389U (en) | 2022-03-08 |
Family
ID=80580749
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121960385.8U Active CN215959389U (en) | 2021-08-19 | 2021-08-19 | Cooking utensil anti-overflow detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215959389U (en) |
-
2021
- 2021-08-19 CN CN202121960385.8U patent/CN215959389U/en active Active
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