CN111829684A - Temperature measuring system of induction cooker and induction cooker - Google Patents
Temperature measuring system of induction cooker and induction cooker Download PDFInfo
- Publication number
- CN111829684A CN111829684A CN201910321326.7A CN201910321326A CN111829684A CN 111829684 A CN111829684 A CN 111829684A CN 201910321326 A CN201910321326 A CN 201910321326A CN 111829684 A CN111829684 A CN 111829684A
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- CN
- China
- Prior art keywords
- insulating
- upper cover
- inner core
- induction cooker
- core sensor
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K7/00—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements
- G01K7/16—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using resistive elements
- G01K7/22—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using resistive elements the element being a non-linear resistance, e.g. thermistor
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24C—DOMESTIC STOVES OR RANGES ; DETAILS OF DOMESTIC STOVES OR RANGES, OF GENERAL APPLICATION
- F24C7/00—Stoves or ranges heated by electric energy
- F24C7/08—Arrangement or mounting of control or safety devices
- F24C7/082—Arrangement or mounting of control or safety devices on ranges, e.g. control panels, illumination
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K1/00—Details of thermometers not specially adapted for particular types of thermometer
- G01K1/08—Protective devices, e.g. casings
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K1/00—Details of thermometers not specially adapted for particular types of thermometer
- G01K1/14—Supports; Fastening devices; Arrangements for mounting thermometers in particular locations
- G01K1/143—Supports; Fastening devices; Arrangements for mounting thermometers in particular locations for measuring surface temperatures
Abstract
The invention provides an induction cooker temperature measurement system and an induction cooker comprising the same. Wherein, electromagnetism stove includes: the insulating upper cover is configured to be fixed on an opening position of a panel, the upper surface of the insulating upper cover comprises a concave second ring, and the middle part of the insulating upper cover is provided with an opening; the sealing ring is embedded in the second circular ring of the insulating upper cover and used for sealing between the panel and the insulating upper cover; the inner core sensor is configured to freely stretch out and draw back from the insulating cylindrical surrounding wall of the insulating upper cover; the insulating waterproof drainage support of the insulating panel is connected with the insulating upper cover through a buckle, and the inner core sensor is arranged in the insulating waterproof drainage support; and an anti-leakage sealing ring and a spring which are fixed on the insulating cylinder of the inner core sensor. The structure of the temperature measuring system of the induction cooker realizes an accurate temperature measuring technology, and has the advantages of high reaction speed, high sensitivity and high accuracy.
Description
Technical Field
The invention relates to the field of household appliances, namely the field of induction cookers, in particular to a temperature measuring system and an induction cooker comprising the same.
Background
The temperature measurement of the induction cooker on the market still measures the temperature under the micro-crystal plate of the induction cooker at present, and the temperature measured by the induction cooker is far away from the actual temperature of an object to be measured due to the isolation of the micro-crystal plate of the induction cooker, so that the accurate temperature measurement of the induction cooker has problems all the time, and the usable range of the induction cooker is greatly limited.
Disclosure of Invention
The invention aims to solve the defects of the prior art and provide a novel temperature measuring system of an induction cooker.
According to an aspect of the present invention, there is provided an induction cooker temperature measurement system, comprising:
the insulating upper cover is configured to be fixed on an opening position of a panel, the upper surface of the insulating upper cover comprises a concave second ring, and the middle part of the insulating upper cover is provided with an opening;
the sealing ring is embedded in the second circular ring of the insulating upper cover and used for sealing between the panel and the insulating upper cover;
the inner core sensor is configured to freely stretch out and draw back from the insulating cylindrical surrounding wall of the insulating upper cover;
the insulating waterproof drainage support of the insulating panel is connected with the insulating upper cover through a buckle, and the inner core sensor is arranged in the insulating waterproof drainage support; and
and an anti-leakage sealing ring and a spring which are fixed on the insulating cylinder of the inner core sensor.
In a further embodiment, a first circular ring concentric with the second circular ring is arranged on the upper surface of the insulating upper cover fixed on the panel and used for fixing after glue is added and limiting water to flow to the outer edge of the insulating upper cover; an insulating cylindrical enclosure wall matched with the opening hole of the electromagnetic oven opening panel is arranged on the upper insulating cover, and the inner core sensor freely stretches in the insulating cylindrical enclosure wall; still be equipped with another insulating cylinder type enclosure below the insulating upper cover, be equipped with two at least positioning groove posts and two at least buckles on its enclosure.
In a further embodiment, an insulating cylindrical enclosure wall is arranged above the insulating waterproof drainage support, at least two positioning groove holes and hole sites corresponding to the positioning groove columns and the buckles on the insulating upper cover are also arranged, and a platform, namely a first platform is arranged at the bottom of each positioning groove hole. The inner ring of the first platform in the insulating waterproof drainage support is provided with a circle of round ribs higher than the plane of the first platform, and the outer edge of the anti-leakage sealing ring is just fallen into the first platform.
In a further embodiment, the insulating waterproof drainage support is further provided with a second platform below the anti-leakage sealing ring, the center of the second platform is a circular hole, and two ends of the circle are opened with an oval shape to correspond to the oval step at the lower part of the insulating cylinder in the inner core sensor; the lower part of the second platform is cylindrical, four column positions are arranged in the cylinder, the four column positions divide the lower part of the second platform into two oval cross-shaped structures which are distributed in a cross shape, so that the insulating cylinder in the inner core sensor can only rotate in a cross shape in the insulating waterproof drainage support, and in the rotation process, one direction is fixed, and the other direction is loose;
in a further embodiment, a groove is formed in the middle of an insulating cylinder in the inner core sensor and used for fixing an anti-leakage sealing ring, the middle of the insulating cylinder in the inner core sensor is a cylinder, and an oval step is formed at the lower part of the insulating cylinder; an extension spring with an insulated surface is arranged between the upper part of the step and the lower part of the anti-leakage sealing ring; the thermistor is tightly attached to the inner hole temperature measuring surface of the inner core sensor and is connected with an external circuit through a lead.
In a further embodiment, the leak-proof seal ring and the seal ring material are each independently selected from the group consisting of silica gel or rubber; a plurality of vertically concave-convex concentric rings are formed in the middle of the anti-seepage sealing ring, and the anti-seepage sealing ring is not easy to damage due to movement when the inner core sensor stretches up and down.
Preferably, the circle at the innermost circle and the outermost edge of the anti-leakage sealing ring are provided with round ribs with protruding thickness for fixing the anti-leakage sealing ring.
In a further embodiment, the insulating upper cover, the insulating waterproof drainage support and the insulating cylinder in the inner core sensor are formed by injection molding, and the material used is a high-temperature-resistant insulating material.
According to another aspect of the present invention, there is provided an induction cooker including: an opening panel for supporting the pot; above electromagnetism stove temperature measurement system, wherein, the insulating cylinder type leg excircle diameter and electromagnetism stove trompil panel hole site department tight fit that covers on the insulation, the height that highly is less than electromagnetism stove trompil panel plane of insulating cylinder type leg, first concentric ring is equipped with high temperature resistant glue above insulating cylinder type leg excircle diameter to the panel, be used for possible gap between shutoff electromagnetism stove trompil panel and the insulating cylinder type leg excircle diameter of insulating upper cover, sealing washer between the second ring above the insulating upper cover, further prevent the stagnant water from flowing between electromagnetism stove trompil panel and the insulating cylinder type excircle leg diameter of insulating upper cover.
In a further embodiment, the lead of the core sensor is bent in a V shape, and the other end of the V shape is connected to the control circuit. When the sealing ring is prevented from being broken, water flows out of the cylindrical bottom of the lower part of the plane of the insulating waterproof drainage support from the V-shaped bottom of the inner core sensor lead and flows out through the flow guide pipe.
In a further embodiment, the inner core sensor is configured to have a length not exceeding a length of the inner core sensor in the insulating upper cover of the opening of the induction cooker.
By combining the technical scheme, the invention has the following beneficial effects:
by the structure of the temperature measuring system of the induction cooker, the accurate temperature measuring technology is realized, the reaction speed is high, the sensitivity is high, and the accuracy is high;
the temperature measuring system is designed to resist high temperature and resist strong magnetic interference through the high temperature resistance of a plurality of components of the temperature measuring system of the induction cooker, and the system can operate reliably in different occasions;
the temperature measuring system of the induction cooker has multiple reliable waterproof and drainage functions, and ensures the safe application of equipment;
the electromagnetic oven panel has no screw installation function, is free to stretch and retract, is reliable in contact, and is good in stability and high in reliability.
The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical means of the present invention more clearly understood, the present invention may be implemented in accordance with the content of the description, and in order to make the above and other objects, features, and advantages of the present invention more clearly understood, the following preferred embodiments are described in detail with reference to the accompanying drawings.
Drawings
Fig. 1A and 1B are an exploded cross-sectional view and an exploded perspective view of a temperature measuring system of an induction cooker according to an embodiment of the present invention.
Fig. 2A and 2B are an exploded cross-sectional view and an exploded perspective view of a temperature sensor according to an embodiment of the invention.
Fig. 3A and 3B are an exploded cross-sectional view and an exploded perspective view, respectively, of a temperature sensor in accordance with another embodiment of the present invention.
Fig. 4A and 4B are a sectional view and a perspective view of an assembly of the temperature measuring system of the induction cooker installed below a microcrystalline plate of the induction cooker according to the embodiment of the present invention.
Detailed Description
In order that the objects, technical solutions and advantages of the present invention will become more apparent, the present invention will be further described in detail with reference to the accompanying drawings in conjunction with the following specific embodiments.
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The invention is further described below with reference to the accompanying drawings.
As shown in fig. 1A and 1B, an embodiment of the present invention provides a temperature measurement system for an induction cooker, including an insulating upper cover B, a temperature measurement inner core sensor component C, an insulating waterproof drainage support D, and a sealing ring a.
In some embodiments, the cylindrical insulating wall of the insulating upper cover B is tightly fitted to the hole site of the microcrystalline plate of the induction cooker, and the insulating upper cover further has a first ring W1 and a second ring W2 (two rings are concentric rings) for respectively fixing the microcrystalline plate of the induction cooker and the encryption sealing ring a by gluing, so as to limit water from flowing between the hole site of the microcrystalline plate of the induction cooker and the cylindrical insulating wall. In addition, in some embodiments, another insulating cylindrical surrounding wall is also arranged below the insulating upper cover, and two positioning groove columns and two buckles are further arranged on the insulating cylindrical surrounding wall.
In some embodiments, the thermometric core sensor component C comprises a core sensor, a leak-proof seal, and a surface-insulated extension spring. The thermistor is tightly attached to the temperature measuring plane of the inner core sensor and is connected with an external circuit through a lead. The anti-leakage sealing ring tightly wraps the groove in the inner core sensor insulating cylinder, the surface-insulated extension spring has one end abutting against the groove in the inner core sensor insulating cylinder below the anti-leakage sealing ring, and the other end pressing against the oval step of the inner core sensor insulating cylinder.
In some embodiments, the cylindrical insulating wall above the waterproof insulating and draining support D is also provided with two corresponding positioning slots and holes corresponding to the fasteners, and the bottom of each slot is provided with a platform S1, i.e., a first platform. The inner ring of the first platform S1 is provided with a circle of round ribs higher than the plane, and the outer edge of the anti-leakage sealing ring falls into the first platform S1. When insulating upper cover and insulating waterproof drainage support were in the same place, buckle straining hole site, another insulating cylinder type leg bottom below the insulating upper cover just compressed tightly the antiseep sealing washer, made the water that flows in from the gap between insulating upper cover and the inner core sensor keep apart by the antiseep sealing washer, even the inner core sensor freely stretches out and draws back the during operation, because the effect of antiseep sealing washer, water also can not the seepage.
The insulating waterproof drainage support D is also provided with a second platform S2 below the anti-leakage sealing ring, the center of the people platform S2 is a round hole, and two ends of the round hole are opened to form an oval shape and correspond to the oval step at the lower part of the insulating cylinder in the inner core sensor. The lower part of the second platform S2 is cylindrical, four columns are arranged in the cylindrical part, and the four columns divide the lower part of the second platform S2 into two oval cross-shaped structures which are distributed in a cross shape. The insulating cylinder in the inner core sensor can only perform cross rotation in the insulating waterproof drainage support. One direction is fixed and one direction is loose. The effect is that when the oval step of the insulating cylinder in the inner core sensor passes through the oval hole site of the insulating waterproof drainage support, the inner core sensor is rotated by 90 degrees after being pressed to the bottom, and due to the effect of four same column positions, the bottom of the surface insulating expansion spring is fixed on the second platform S2 of the insulating waterproof drainage support, so that the inner core sensor is jacked up.
As shown in fig. 2A and 2B, in some embodiments, the material of the thermometric inner core sensor component C is metal or ceramic, and may include a thermometric plane 1, a thermistor 2, an insulating cylinder 3, an anti-permeation sealing ring 4, and a surface insulating expansion spring 5, where the insulating cylinder 3 has a groove in the middle, the upper portion of the groove is tightly fitted with the metal or ceramic thermometric plane, and the lower portion of the groove forms an elliptical step. The anti-seepage sealing ring 4 can be punched by a die to form a plurality of vertically concave-convex concentric rings; preferably, the circle at the innermost circle and the circle at the outermost edge of the fixing device are provided with round ribs with thicker thickness for fixing. In one embodiment, the thermistor 2 is tightly attached to the temperature measuring plane of the inner core sensor and is connected with an external circuit through a lead wire.
In some embodiments, as shown in fig. 3A and 3B, the insulating cylinder 3 in the thermometric core sensor part B is here a single piece with the thermometric plane. Other components are arranged in the manner described with reference to the embodiment of fig. 2A and 2B.
In some embodiments, as shown in fig. 4A and 4B, the overall assembly diagram of the electromagnetic oven temperature measuring system according to the embodiment of the present invention is installed below the microcrystalline plate of the electromagnetic oven: in the figure, the insulating upper cover is tightly attached to the lower part of the opening of the microcrystalline board, water is prevented from flowing into the insulating cylindrical enclosure wall of the insulating upper cover from the opening of the microcrystalline board by the sealing ring and glue, the temperature measuring plane of the inner core sensor freely stretches in the insulating cylindrical enclosure wall of the insulating upper cover, and water flowing into the insulating cylindrical enclosure wall of the insulating upper cover and the temperature measuring plane of the inner core sensor is isolated by the anti-seepage sealing ring 4 and cannot flow out. Thus, the problem of water resistance of the openings of the microcrystalline plate of the induction cooker is thoroughly solved. In case the anti-infiltration sealing ring 4 is damaged, in the embodiment of the invention, the water flowing in from the damaged anti-infiltration sealing ring 4 is discharged through the insulating waterproof drainage bracket. Further solves the problem of water resistance of the opening of the microcrystal plate of the induction cooker. The telescopic length of the inner core sensor can be well controlled as long as the groove position of the insulating cylinder in the inner core sensor and the length between the groove position and the oval step are well controlled. As long as the inner core sensor can not reach the longest in the flexible length of the panel of electromagnetism stove trompil, when the electromagnetism stove was in the in-service use, just can not twist the insulating cylinder in the inner core sensor and lead to the inner core sensor pine to take off because of the pan operation.
The invention covers other electronic fields, including other electromagnetic temperature measuring devices, and the electromagnetic temperature measuring system produced by the technology of the invention is within the protection scope of the invention.
The temperature measuring system of the electromagnetic oven mainly solves the problem of temperature measurement of the electromagnetic oven, and particularly provides a good solution for the problem that how to fix the temperature measuring system under the panel of the electromagnetic oven when a temperature measuring sensor cannot be fixed on an electromagnetic coil panel.
In addition, in the above embodiments of the present invention, the component covered with "insulation" is made of an insulating material that is not a metal component, and the material includes, but is not limited to, bakelite, ceramic, and plastic.
The foregoing is a detailed description of the invention, and it should be noted that modifications and adaptations can be made by those skilled in the art without departing from the principle of the invention, and are intended to be within the scope of the invention.
The above-mentioned embodiments are intended to illustrate the objects, technical solutions and advantages of the present invention in further detail, and it should be understood that the above-mentioned embodiments are only exemplary embodiments of the present invention and are not intended to limit the present invention, and any modifications, equivalents, improvements and the like made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. An induction cooker temperature measurement system, comprising:
the insulating upper cover is configured to be fixed on an opening position of a panel, the upper surface of the insulating upper cover comprises a concave second ring, and the middle part of the insulating upper cover is provided with an opening;
the sealing ring is embedded in the second circular ring of the insulating upper cover and used for sealing between the panel and the insulating upper cover;
the inner core sensor is configured to freely stretch out and draw back from the insulating cylindrical surrounding wall of the insulating upper cover;
the insulating waterproof drainage support is connected with the insulating upper cover through a buckle, and the inner core sensor is arranged in the insulating waterproof drainage support; and
and the anti-leakage sealing ring and the spring are fixed on the insulating cylinder of the inner core sensor.
2. The induction cooker temperature measurement system according to claim 1, wherein a first ring concentric with a second ring is further provided on the upper surface of the insulating upper cover fixed on the panel for fixing after glue is added to limit water flow to the outer edge of the insulating upper cover;
an insulating cylindrical enclosure wall matched with the opening hole of the electromagnetic oven opening panel is arranged on the upper insulating cover, and the inner core sensor freely stretches in the insulating cylindrical enclosure wall;
still be equipped with another insulating cylinder type leg below the insulating upper cover, be equipped with two at least positioning groove posts and two at least buckles on its leg.
3. The induction cooker temperature measurement system according to claim 2, wherein an insulating cylindrical enclosure is provided above the insulating waterproof drainage support, and at least two positioning slots and holes corresponding to the positioning slots and the fasteners on the insulating upper cover are provided, the bottom of the positioning slot is provided with a platform, i.e. a first platform, the inner ring of the first platform in the insulating waterproof drainage support is provided with a circle of round ribs higher than the plane of the first platform, and the outer edge of the anti-leakage sealing ring is located in the first platform.
4. The induction cooker temperature measurement system according to claim 1, wherein the insulating waterproof drainage support is further provided with a second platform below the anti-leakage sealing ring, the center of the second platform is provided with a circular hole, and two ends of the circle are provided with holes in an oval shape so as to correspond to the oval steps at the lower part of the insulating cylinder in the inner core sensor;
the lower part of second platform is cylindrical, has four post positions in the cylindrical, and four post positions cut apart into two ellipses with the lower part of second platform and are the cross type that the cross distributes, make the insulating cylinder among the inner core sensor can only carry out the cross rotation in insulating waterproof drainage support, and in the rotation, one direction is fixed, and one direction is for taking off.
5. The induction cooker temperature measurement system according to claim 1, wherein a groove is formed in the middle of the insulating cylinder in the inner core sensor for fixing the anti-leakage sealing ring, the middle of the insulating cylinder in the inner core sensor is a cylinder, and an elliptical step is formed at the lower part of the insulating cylinder;
an expansion spring with an insulated surface is arranged between the upper part of the step and the lower part of the anti-seepage sealing ring;
the thermistor is tightly attached to the temperature measuring surface of the inner hole of the inner core sensor and is led out through a lead to be connected with an external circuit.
6. The induction cooker temperature measurement system according to claim 1, wherein said anti-leakage sealing ring and sealing ring material are independently selected from the group consisting of silica gel and rubber;
a plurality of vertically concave-convex concentric rings are formed in the middle of the anti-seepage sealing ring, and the anti-seepage sealing ring is used for moving along with the inner core sensor to be difficult to damage when the inner core sensor stretches up and down;
preferably, the circle at the innermost circle and the outermost edge of the anti-leakage sealing ring are provided with round ribs with protruding thickness for fixing the anti-leakage sealing ring.
7. The temperature measuring system of the induction cooker according to claim 1, wherein the insulating upper cover, the insulating waterproof drainage support and the insulating cylinder of the inner core sensor are formed by injection molding, and the insulating upper cover, the insulating waterproof drainage support and the insulating cylinder of the inner core sensor are made of high-temperature-resistant insulating materials.
8. An induction hob, comprising:
an opening panel for supporting the pot;
the temperature measuring system of an induction cooker as claimed in any one of claims 1 to 7, wherein the diameter of the outer circumference of the cylindrical insulating enclosure of the insulating top lid fits closely to the hole site of the open top panel of the induction cooker, the height of the cylindrical insulating enclosure is lower than the plane of the open top panel of the induction cooker, the high temperature resistant glue is applied to the first concentric ring from the diameter of the outer circumference of the cylindrical insulating enclosure of the insulating top lid to the top of the panel to close off any gap between the open top panel of the induction cooker and the diameter of the outer circumference of the cylindrical insulating enclosure of the insulating top lid, and the sealing ring between the second concentric ring of the insulating top lid further prevents water from flowing out from between the open top panel.
9. The induction cooker according to claim 8, wherein the lead of the inner core sensor is bent in a V-shape, and the other end of the V-shape is connected to the control circuit, so that when the sealing ring is prevented from being broken, water flows out of the cylindrical bottom of the lower part of the plane of the insulating waterproof drainage support from the V-shaped bottom of the lead of the inner core sensor and flows out through the flow guide pipe.
10. The induction cooker according to claim 8, wherein the core sensor is configured to have a length which is not more than a length of a telescopic portion of the insulating upper cover of the opening of the induction cooker.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910321326.7A CN111829684B (en) | 2019-04-19 | 2019-04-19 | Temperature measuring system of induction cooker and induction cooker |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910321326.7A CN111829684B (en) | 2019-04-19 | 2019-04-19 | Temperature measuring system of induction cooker and induction cooker |
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| CN111829684A true CN111829684A (en) | 2020-10-27 |
| CN111829684B CN111829684B (en) | 2022-07-01 |
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| CN201910321326.7A Active CN111829684B (en) | 2019-04-19 | 2019-04-19 | Temperature measuring system of induction cooker and induction cooker |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112555914A (en) * | 2020-11-09 | 2021-03-26 | 佛山市禅城区星火燃气具电子有限公司 | Dry burning prevention temperature sensor for gas stove |
| CN117129101A (en) * | 2022-09-26 | 2023-11-28 | 佛山大匠流体科技有限公司 | Temperature sensing structure |
| WO2024060080A1 (en) * | 2022-09-21 | 2024-03-28 | Leica Biosystems Nussloch Gmbh | Temperature sensor assembly for water bath and water bath |
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| CN117129101A (en) * | 2022-09-26 | 2023-11-28 | 佛山大匠流体科技有限公司 | Temperature sensing structure |
Also Published As
| Publication number | Publication date |
|---|---|
| CN111829684B (en) | 2022-07-01 |
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