CN204101208U - Grill pan temperature detection device, grill pan and temperature detecting element - Google Patents
Grill pan temperature detection device, grill pan and temperature detecting element Download PDFInfo
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- CN204101208U CN204101208U CN201420596201.8U CN201420596201U CN204101208U CN 204101208 U CN204101208 U CN 204101208U CN 201420596201 U CN201420596201 U CN 201420596201U CN 204101208 U CN204101208 U CN 204101208U
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Abstract
The utility model provides a kind of grill pan temperature detection device, grill pan and temperature detecting element, and described grill pan temperature detection device comprises crown cap, ceramic wafer and thermistor, wherein: described crown cap is bowl-shape; The front of described ceramic wafer has P.e.c., and this P.e.c. is welded with two wires; Described thermistor be affixed on the front of ceramic wafer and the electrode welding of this thermistor on described P.e.c.; The back side of described ceramic wafer is affixed on the bottom of crown cap and is fixed on crown cap; Described thermistor is SMD thermistor or thermistor chip.The utility model, by mounting bottom crown cap by the ceramic wafer being pasted with SMD thermistor or thermistor chip, can record the interior pot temperature of grill pan rapidly and accurately.
Description
Technical field
The utility model relates to temperature detecting field, more particularly, relates to a kind of grill pan temperature detection device, grill pan and temperature detecting element.
Background technology
Electric cooker traditional in the market adopts the mode of mechanical type or constant power to heat mostly, and energy utilization rate is low, function singleness, is difficult to meet the growing life requirement of people.So diverse in function, safe and reliable, the intelligent electric cooker of fashion attractive in appearance more and more becomes the indispensable household electrical appliance that people pursue high-quality life.
Temperature controls a very crucial physical quantity of intelligent electric cooker culinary art, intelligent electric cooker can carry out monitoring temperature, what judgement may occur adds thermal defect, so can Timeliness coverage, process, pre-antiseized pot phenomenon generation, and can run according to the setting of prior temperature thus ensure the quality of culinary art.And realize this process and by the advanced trip temperature collection of thermistor temperature sensor combination with the MCU, then must carry out digital temperature conversion and export just being achieved.
But, the current thermistor sealed by axial glass for the temp sensor device of electric cooker/electric pressure pot/electric frying pan adds insulating sleeve and forms, because sleeve pipe is adiabatic, and axial glass envelope thermistor can not mount crown cap with face, therefore current production thermal response is slow and thermal response consistance is poor.
Utility model content
The technical problems to be solved in the utility model is, the problem of, thermal response consistance difference slow for temperature detection device thermal response in above-mentioned grill pan, provides a kind of grill pan temperature detection device, grill pan and temperature detecting element.
The technical scheme that the utility model solves the problems of the technologies described above is, provides a kind of grill pan temperature detection device, comprises crown cap, ceramic wafer and thermistor, wherein: described crown cap is bowl-shape; The front of described ceramic wafer has P.e.c., and this P.e.c. is welded with two wires; Described thermistor be affixed on the front of ceramic wafer and the electrode welding of this thermistor on described P.e.c.; The back side of described ceramic wafer is affixed on the bottom of crown cap and is fixed on crown cap; Described thermistor is SMD thermistor or thermistor chip.
In grill pan temperature detection device described in the utility model, described P.e.c. by two independently electrode slice form, two electrodes of described thermistor are welded on these two electrode slices respectively, and described two wires are welded on an electrode slice other end respectively.
In grill pan temperature detection device described in the utility model, between the back side of described ceramic wafer and crown cap, there are bond heat-conducting glue or added metal.
In grill pan temperature detection device described in the utility model, described ceramic wafer fixes by being filled in epoxy resin in crown cap or silica gel and crown cap.
The utility model also provides a kind of grill pan, comprise lid, pot body, be placed in pot body in outer pot, device in outer pot in pot, be fixed on the heat-generating disc of outer pot inner bottom surface and be positioned at the temperature detection device of heat-generating disc central authorities; Described temperature detection device comprises crown cap, ceramic wafer and thermistor, wherein: described crown cap be bowl-shape and with the mode back-off that Open Side Down in heat-generating disc central authorities; The front of described ceramic wafer has P.e.c., and this P.e.c. is welded with two wires; Described thermistor is affixed on the front of ceramic wafer and the pin of this thermistor is welded on described P.e.c.; The back side of described ceramic wafer is affixed on the bottom of crown cap and is fixed on crown cap; Described thermistor is SMD thermistor or thermistor chip.
In grill pan described in the utility model, described P.e.c. by two independently electrode slice form, two electrodes of described thermistor are welded on these two electrode slices respectively, and described two wires are welded on an electrode slice respectively.
In grill pan described in the utility model, between the back side of described ceramic wafer and crown cap, there are bond heat-conducting glue or added metal.
In grill pan described in the utility model, described ceramic wafer fixes by being filled in epoxy resin in crown cap or silica gel and crown cap.
In grill pan described in the utility model, described grill pan is electric cooker, Electric cooker for soup, electric chafing dish, electric pressure cooking saucepan or electric frying pan.
The utility model also provides a kind of temperature detecting element, comprises ceramic wafer, thermistor and two wires, wherein: the back side of described ceramic wafer is smooth, front has P.e.c.; Described two wire bonds are on described P.e.c.; Described thermistor is SMD thermistor or thermistor chip, and this thermistor is mounted on the front of ceramic wafer, electrode welding on described P.e.c..
The utility model grill pan temperature detection device, grill pan and temperature detecting element have following beneficial effect: by mounting bottom crown cap by the ceramic wafer being pasted with SMD thermistor or thermistor chip, can record the interior pot temperature of grill pan rapidly and accurately.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of the utility model grill pan temperature detection device embodiment.
Fig. 2 is the schematic diagram bottom the crown cap of grill pan temperature detection device in Fig. 1.
Fig. 3 is the schematic diagram in Fig. 2 after crown cap filling epoxy resin or silica gel.
Embodiment
In order to make the purpose of this utility model, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the utility model, and be not used in restriction the utility model.
As Figure 1-3, be the schematic diagram of the utility model grill pan temperature detection device embodiment, it can be applicable to, in the grill pans such as electric cooker, electric pressure cooking saucepan, electric chafing dish, Electric cooker for soup and electric frying pan, carry out the temperature detecting of interior pot.
Grill pan temperature detection device in the present embodiment comprises crown cap 11, ceramic wafer 12 and thermistor 14, wherein: crown cap 11 is bowl-shape; The front of ceramic wafer 12 has P.e.c. 13, and this P.e.c. 13 is welded with two wires 15; Thermistor 14 is affixed on the front of ceramic wafer 12 and the electrode of this thermistor 14 is determined mode with SMT paster or CHIP nation and is welded on P.e.c. 13; The back side of ceramic wafer 12 is affixed on the bottom of crown cap 12 and is fixed on crown cap 12; Thermistor 14 can adopt SMD thermistor or thermistor chip etc.
Above-mentioned grill pan temperature detection device, by ceramic wafer 12 quick conductive, makes the resistance value of thermistor 14 can make corresponding change according to temperature variation, thus significantly improves the thermal response speed of whole device.Above-mentioned ceramic wafer 12, except realizing heat transfer, also can realize the insulation of thermistor 14, and the thermistor 14 namely in above-mentioned grill pan temperature detection device insulate without the need to using insulation sleeve, thus can significantly improve the thermal response consistance of whole device.
Particularly, above-mentioned crown cap 11 can by aluminum or aluminum alloy, and the metal material that copper or aldary etc. have better heat-conductive characteristic is made, and is plane bottom it.Above-mentioned ceramic wafer 12 can be aluminium oxide or al nitride ceramic board, and it not only has good insulating property, and has good conduction, physical strength and heat-resisting quantity.P.e.c. 13 is directly printed on the front of ceramic wafer 12 and forms two independently electrode slices, two electrodes of thermistor 14 are determined mode with SMT paster or CHIP nation and are welded on these two electrode slices respectively, and two wires 15 are welded on the other end of an electrode slice respectively, with by thermistor 14 Access Control circuit.
Affect heat-conducting effect for avoiding ceramic wafer 12 and crown cap 11 lower surface out-of-flatness, can bond heat-conducting glue or added metal between the back side of ceramic wafer 12 and crown cap 11.
In addition, above-mentioned ceramic wafer 12 by be filled in epoxy resin in crown cap 11 or silica gel 16 be added with crown cap 11 strong fixed.Certainly, in actual applications, above-mentioned ceramic wafer 12 is also fixed in crown cap 11 by physical construction (such as buckle etc.).
Above-mentioned grill pan temperature detection device can directly be applied in grill pan.Now, this grill pan comprise lid, pot body, be placed in pot body in outer pot, device in outer pot in pot, be fixed on the heat-generating disc of outer pot inner bottom surface and be positioned at the temperature detection device of heat-generating disc central authorities; Temperature detection device comprises crown cap, ceramic wafer and thermistor.Wherein: crown cap be bowl-shape and with the mode back-off that Open Side Down in heat-generating disc central authorities; The front of ceramic wafer has P.e.c., and this P.e.c. is welded with two wires; Described thermistor is affixed on the front of ceramic wafer and the electrode of this thermistor is determined mode with SMT paster or CHIP nation and is welded on described P.e.c.; The back side of described ceramic wafer is affixed on the bottom of crown cap and is fixed on crown cap; Thermistor is SMD thermistor or thermistor chip.
P.e.c. in above-mentioned grill pan is directly printed on the front of ceramic wafer and forms two independently electrode slices, two electrodes of thermistor are determined mode with SMT paster or CHIP nation and are welded on respectively on these two electrode slices, and two wires are welded on an electrode slice other end respectively.
Above-mentioned grill pan temperature detection device is by being attached to heat-generating disc with under type: arrange at the opening part of crown cap and stretch out to stop this crown cap to depart from the flange of heat-generating disc, flange is positioned under heat-generating disc.
In addition, for increasing the heat-transfer effect between ceramic wafer and crown cap, can bond heat-conducting glue or added metal between the back side of ceramic wafer and crown cap.Especially, above-mentioned ceramic wafer fixes by being filled in epoxy resin in crown cap or silica gel and crown cap.
Above-mentioned grill pan can be electric cooker, Electric cooker for soup, electric chafing dish or electric pressure cooking saucepan etc.
Above-mentioned ceramic wafer, thermistor and two wires can form temperature detecting element, for need carry out the occasion of accurately temperature detection to object flat surface.In this temperature detecting element, the back side of ceramic wafer is smooth, front has P.e.c.; Two wire bonds are on P.e.c.; Thermistor is SMD thermistor or thermistor chip, and this thermistor is mounted on the front of ceramic wafer, electrode welding on P.e.c..
Especially, above-mentioned P.e.c. is directly printed on the front of ceramic wafer and forms two independently electrode slices, two electrodes of thermistor are determined mode with SMT paster or CHIP nation and are welded on these two electrode slices respectively, and two wires are welded on the other end of an electrode slice, to be accessed in related circuit by thermistor respectively.
The above; be only the utility model preferably embodiment; but protection domain of the present utility model is not limited thereto; anyly be familiar with those skilled in the art in the technical scope that the utility model discloses; the change that can expect easily or replacement, all should be encompassed within protection domain of the present utility model.Therefore, protection domain of the present utility model should be as the criterion with the protection domain of claim.
Claims (10)
1. a grill pan temperature detection device, is characterized in that: comprise crown cap, ceramic wafer and thermistor, wherein: described crown cap is bowl-shape; The front of described ceramic wafer has P.e.c., and this P.e.c. is welded with two wires; Described thermistor be affixed on the front of ceramic wafer and the electrode welding of this thermistor on described P.e.c.; The back side of described ceramic wafer is affixed on the bottom of crown cap and is fixed on crown cap; Described thermistor is SMD thermistor or thermistor chip.
2. grill pan temperature detection device according to claim 1, it is characterized in that: described P.e.c. by two independently electrode slice form, two electrodes of described thermistor are welded on these two electrode slices respectively, and described two wires are welded on the other end of an electrode slice respectively.
3. grill pan temperature detection device according to claim 1, is characterized in that: have bond heat-conducting glue or added metal between the back side of described ceramic wafer and crown cap.
4. grill pan temperature detection device according to claim 1, is characterized in that: described ceramic wafer fixes by being filled in epoxy resin in crown cap or silica gel and crown cap.
5. a grill pan, comprise lid, pot body, be placed in pot body in outer pot, device in outer pot in pot, be fixed on the heat-generating disc of outer pot inner bottom surface and be positioned at the temperature detection device of heat-generating disc central authorities; It is characterized in that: described temperature detection device comprises crown cap, ceramic wafer and thermistor, wherein: described crown cap be bowl-shape and with the mode back-off that Open Side Down in heat-generating disc central authorities; The front of described ceramic wafer has P.e.c., and this P.e.c. is welded with two wires; Described thermistor be affixed on the front of ceramic wafer and the electrode welding of this thermistor on described P.e.c.; The back side of described ceramic wafer is affixed on the bottom of crown cap and is fixed on crown cap; Described thermistor is SMD thermistor or thermistor chip.
6. grill pan according to claim 5, it is characterized in that: described P.e.c. by two independently electrode slice form, two electrodes of described thermistor are welded on these two electrode slices respectively, and described two wires are welded on the other end of an electrode slice respectively.
7. grill pan according to claim 5, is characterized in that: have bond heat-conducting glue or added metal between the back side of described ceramic wafer and crown cap.
8. grill pan according to claim 5, is characterized in that: described ceramic wafer fixes by being filled in epoxy resin in crown cap or silica gel and crown cap.
9. grill pan according to claim 5, is characterized in that: described grill pan is electric cooker, Electric cooker for soup, electric chafing dish, electric pressure cooking saucepan or electric frying pan.
10. a temperature detecting element, is characterized in that, comprises ceramic wafer, thermistor and two wires, wherein: the back side of described ceramic wafer is smooth, front has P.e.c.; Described two wire bonds are on described P.e.c.; Described thermistor is SMD thermistor or thermistor chip, and this thermistor is mounted on the front of ceramic wafer, electrode welding on described P.e.c..
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| Application Number | Priority Date | Filing Date | Title |
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| CN201420596201.8U CN204101208U (en) | 2014-10-15 | 2014-10-15 | Grill pan temperature detection device, grill pan and temperature detecting element |
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| CN201420596201.8U CN204101208U (en) | 2014-10-15 | 2014-10-15 | Grill pan temperature detection device, grill pan and temperature detecting element |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109000815A (en) * | 2018-07-04 | 2018-12-14 | 句容市博远电子有限公司 | A kind of temperature sensor of replaceable NTC thermistor |
| CN109029763A (en) * | 2018-07-03 | 2018-12-18 | 句容市博远电子有限公司 | A kind of NTC temperature sensor of measurable face temperature |
| CN113465765A (en) * | 2021-06-01 | 2021-10-01 | 孝感华工高理电子有限公司 | Plastic package temperature sensor and preparation method thereof |
-
2014
- 2014-10-15 CN CN201420596201.8U patent/CN204101208U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109029763A (en) * | 2018-07-03 | 2018-12-18 | 句容市博远电子有限公司 | A kind of NTC temperature sensor of measurable face temperature |
| CN109000815A (en) * | 2018-07-04 | 2018-12-14 | 句容市博远电子有限公司 | A kind of temperature sensor of replaceable NTC thermistor |
| CN113465765A (en) * | 2021-06-01 | 2021-10-01 | 孝感华工高理电子有限公司 | Plastic package temperature sensor and preparation method thereof |
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