CN104068738A - Temperature measuring method and device for electric cooker - Google Patents
Temperature measuring method and device for electric cooker Download PDFInfo
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- CN104068738A CN104068738A CN201310107477.5A CN201310107477A CN104068738A CN 104068738 A CN104068738 A CN 104068738A CN 201310107477 A CN201310107477 A CN 201310107477A CN 104068738 A CN104068738 A CN 104068738A
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Abstract
The invention relates to a temperature measuring method and device for an electric cooker. The method includes: mounting at least one temperature measuring device, which is provided with one or multiple sensing surfaces, at the opening edge of the inner pot accommodating cavity of the electric cooker, tightly fitting the sensing surfaces of each temperature measuring device to the edge and/or the wall of an inner pot to allow the heat of the edge and/the wall of the inner pot to the temperature-sensitive element inside each temperature measuring device so as to achieve temperature measuring of the electric cooker. Each temperature measuring device comprises a flexible body, the temperature-sensitive element and at least one heat conduction element, wherein the flexible body is mounted at the opening edge of the inner pot accommodating cavity of the electric cooker and opposite to the edge and/or the wall of the inner pot, the flexible body wraps the temperature-sensitive element and the heat conduction element, the inner end face of the heat conduction element is in contact with the temperature-sensitive element, a boss is formed on the outer end face of the heat conduction element, and the end face of the boss is exposed from the flexible body and fitted to the edge and/or the wall of the inner pot. By the temperature measuring method and device high in safety, multi-point temperature measuring can be achieved easily.
Description
Technical field
The present invention relates to electric cooker, more particularly, relate to temp measuring method and the temperature measuring equipment of electric cooker.
Background technology
Traditional electric cooker, by housing inner bottom part center set temperature checkout gear, contacts with the place of bottom centre of interior pot (also referred to as inner bag) by temperature-detecting device, detects the temperature of interior pot.This mode can only detect the temperature of center, the bottom of a pan.And, for example, if accidentally there is water (cleaning the water of inner pot outer wall after interior pot or surging meter) to enter after interior pot of accommodating cavity (electric cooker is interior for placing the cavity of interior pot), easily infiltrate in the casing that electric-controlled plate is installed along the installing hole of temperature-detecting device, and then may cause the faults such as short circuit.
Summary of the invention
The object of the invention is the above-mentioned technological deficiency existing for existing electric cooker, a kind of electric cooker temp measuring method and temperature measuring equipment are provided.
A kind of electric cooker temp measuring method provided by the invention comprises: at least one temperature measuring equipment is installed at the opening's edge place at the interior pot accommodating cavity of electric cooker, each temperature measuring equipment has one or more sensitive surface, the pot edge of the sensitive surface of described at least one temperature measuring equipment and interior pot and/or pot wall fit tightly, the heat of pot edge and/or pot wall is passed to the temperature-sensitive element of this temperature measuring equipment inside, thereby realize electric cooker thermometric.Interior pot accommodating cavity described in the present invention all refers in electric cooker for placing the cavity of interior pot.
A kind of electric cooker opening's edge temperature measuring equipment provided by the invention comprises:
Flexible main body, is arranged on the opening's edge place of the interior pot accommodating cavity of electric cooker, relative with pot edge and/or the pot wall of interior pot;
Temperature-sensitive element, is wrapped in described flexible main body; And
At least one heat conducting element, be wrapped in described flexible main body, inner face contacts with described temperature-sensitive element, outer face is formed with convex, the end face of convex exposes formation sensitive surface from described flexible main body, under the elastic force effect of described flexible main body, the pot edge of described sensitive surface and interior pot and/or pot wall fit tightly.
In above-mentioned electric cooker opening's edge temperature measuring equipment, preferably, described at least one heat conducting element is two heat conducting elements, the end face of the convex of two heat conducting elements exposes from end face and a side of described flexible main body respectively, sensitive surface and side sensitive surface in formation, described upper sensitive surface and side sensitive surface respectively with pot edge and the corresponding laminating of pot wall of interior pot.
In above-mentioned electric cooker opening's edge temperature measuring equipment, preferably, described at least one heat conducting element is made up of metal material, and it is planar or plane that one or more sensitive surface are concave arc.
In above-mentioned electric cooker opening's edge temperature measuring equipment, preferably, described at least one heat conducting element is made up of heat conductive flame-retarding TPEE composite, by weight, this heat conductive flame-retarding TPEE composite comprises thermoplastic polyester elastomer 30-50 part, thermal conducting agent 30-50 part, fire retardant 12-15 part, fire retarding synergist 5-8 part, coupling agent 0.5-2 part, antioxidant 0.3-0.5 part, hydrolysis-resisting agent 0.3-0.5 part and processing aid 0.3-1 part.
In above-mentioned electric cooker opening's edge temperature measuring equipment, preferably, the bottom of described flexible main body arranges profile, bottom arranging on the housing at interior pot accommodating cavity opening's edge place, there is the stage portion of groove, flexible main body is arranged on described stage portion, and the profile of bottom is embedded in described groove, give prominence to outside described stage portion the end face of flexible main body and/or a side.
Another kind of electric cooker opening's edge temperature measuring equipment provided by the invention is made up of flexible main body and the temperature-sensitive element being wrapped in this flexibility main body, described flexible main body is thermal conductivity flexible main body, be arranged on the opening's edge place of the interior pot accommodating cavity of electric cooker, under the effect of self elastic force, fit tightly with pot edge and/or the pot wall of interior pot.
In above-mentioned electric cooker opening's edge temperature measuring equipment, preferably, it is block that described flexible main body is, and its end face forms upper sensitive surface, and a side forms side sensitive surface, described upper sensitive surface and side sensitive surface respectively with pot edge and the corresponding laminating of pot wall of interior pot.
In above-mentioned electric cooker opening's edge temperature measuring equipment, preferably, described flexible main body is made up of heat conductive flame-retarding TPEE composite, by weight, this heat conductive flame-retarding TPEE composite comprises thermoplastic polyester elastomer 30-50 part, thermal conducting agent 30-50 part, fire retardant 12-15 part, fire retarding synergist 5-8 part, coupling agent 0.5-2 part, antioxidant 0.3-0.5 part, hydrolysis-resisting agent 0.3-0.5 part and processing aid 0.3-1 part.
In above-mentioned electric cooker opening's edge temperature measuring equipment, preferably, the bottom of described flexible main body arranges profile, bottom arranging on the housing at interior pot accommodating cavity opening's edge place, there is the stage portion of groove, flexible main body is arranged on described stage portion, and the profile of bottom is embedded in described groove, give prominence to outside described stage portion the end face of flexible main body and/or a side.
With existing detect from pot bottom in compared with the method for pot temperature, in the present invention detects from the pot edge of interior pot and/or pot wall, the temperature of pot, can effectively avoid water to infiltrate in the casing that electric-controlled plate is installed along the installing hole of temperature-detecting device, security is higher.And by around interior pot accommodating cavity opening's edge, multiple temperature-detecting devices being set, can realize easily multi-point temperature measurement, make thermometric more accurate.In addition, temperature measuring equipment of the present invention also has simple in structure, the advantage that cost is low.
Brief description of the drawings
Fig. 1 is the structural representation of first embodiment of the invention electric cooker opening's edge temperature measuring equipment;
Fig. 2 is the structural representation of second embodiment of the invention electric cooker opening's edge temperature measuring equipment.
Detailed description of the invention
Below in conjunction with drawings and Examples, the present invention is further described.
Fig. 1 has schematically shown the structure of the first embodiment electric cooker opening's edge temperature measuring equipment.The 7 interior pots that are electric cooker in figure, 8 represent the interior pot accommodating cavity for holding interior pot 7,9 represent in the housing at pot accommodating cavity 8 opening's edge places, they have all only drawn a part.As shown in Figure 1, the first embodiment electric cooker opening's edge temperature measuring equipment comprises flexible main body 1,2, two heat conducting elements of temperature-sensitive element 3,4.
Flexible main body 1 is arranged on the opening's edge place of the interior pot accommodating cavity 8 of electric cooker, relative with pot wall 72 with the pot edge 71 of interior pot 7.Flexible main body 1 is block, and its end face 11 and right flank 12, by arc surface transition, can mate with the corresponding position of interior pot 7 well.
Temperature-sensitive element 2 and two heat conducting elements 3,4 are wrapped in flexible main body 1, and wherein, temperature-sensitive element 2 is positioned at the middle part of flexible main body 1, and the inner face of two heat conducting elements 3,4 contacts with temperature-sensitive element 2 respectively.The outer face of heat conducting element 3 is formed with convex 31, and the end face of convex 31 exposes from the end face 11 of flexible main body 1, sensitive surface 5 in formation.The outer face of heat conducting element 4 is formed with convex 41, and the end face of convex 41 exposes from the right flank 12 of flexible main body 1, forms side sensitive surface 6.Upper sensitive surface 5 and side sensitive surface 6 respectively with pot edge 71 and the corresponding laminating of pot wall 72 of interior pot 7.Heat conducting element 3 and heat conducting element 4 pass to the temperature-sensitive element 2 of temperature measuring equipment inside by the heat of pot edge 71 and pot wall 72 respectively, thereby realize electric cooker thermometric.
Flexible main body 1 plays parcel and combination temperature-sensitive element 2, heat conducting element 3 and heat conducting element 4 on the one hand, play on the other hand cushioning effect, to ensure that upper sensitive surface 5 and side sensitive surface 6 can fit tightly with the corresponding tested portion of interior pot 7, flexible main body 1 can adopt silicon rubber or plastics to make, but be not limited to this, can also adopt other suitable material manufactures.
Temperature-sensitive element 2 can adopt the various existing temperature-sensitive elements such as thermistor.
Heat conducting element 3 and heat conducting element 4 can adopt metal material to make.But be not limited to this, can also adopt other good material of thermal conductivity to make, for example, can make with disclosed heat conductive flame-retarding TPEE composite in Chinese patent application CN 102585446A, by weight, this heat conductive flame-retarding TPEE composite comprises thermoplastic polyester elastomer 30-50 part, thermal conducting agent 30-50 part, fire retardant 12-15 part, fire retarding synergist 5-8 part, coupling agent 0.5-2 part, antioxidant 0.3-0.5 part, hydrolysis-resisting agent 0.3-0.5 part and processing aid 0.3-1 part, this material has good heat conduction and fire resistance, and flexible.Can also adopt the material such as disclosed heat conduction compound in Chinese patent application CN 1604929A to make.
Preferably by upper sensitive surface 5(, the end face of convex 31) be designed to plane, to fit better with the pot edge 71 of interior pot 7, realize face contact, by side sensitive surface 6(, the end face of convex 41) be designed to plane or cancave cambered surface, to fit better with the sidewall 72 of interior pot 7, realize face contact.
The bottom of flexible main body 1 is provided with profile 13, on the housing 9 at interior pot accommodating cavity 8 opening's edge places, bottom is set and has the stage portion 91 of groove 92, and flexible main body 1 is arranged on stage portion 91, and the profile 13 of bottom is embedded in groove 92, realizes fixing at electric cooker of temperature measuring equipment.End face 11 and the right flank 12 of flexible main body 1 are given prominence to outside stage portion 91, further to ensure fitting tightly of the pot edge 71 of upper sensitive surface 5 and interior pot 7 and the pot wall 72 of side sensitive surface 6 and interior pot 7.
In the first embodiment, adopted two heat conducting elements, and temperature measuring equipment has two sensitive surface, can detect the pot edge of interior pot and the temperature of pot wall simultaneously.In other embodiment electric cooker opening's edge temperature measuring equipment, a heat conducting element may be only set, a sensitive surface is only set accordingly.
Fig. 2 has schematically shown the second embodiment electric cooker opening's edge temperature measuring equipment structure.The 7 interior pots that are electric cooker in figure, 8 represent the interior pot accommodating cavity for holding interior pot 7,9 represent in the housing at pot accommodating cavity 8 opening's edge places, they have all only drawn a part.As shown in Figure 2, the second embodiment electric cooker opening's edge temperature measuring equipment is made up of flexible main body 1 and the temperature-sensitive element 2 being wrapped in this flexibility main body 1, flexible main body 1 is thermal conductivity flexible main body, be arranged on the opening's edge place of the interior pot accommodating cavity 8 of electric cooker, flexible main body 1 fits tightly with pot edge 71 and the pot wall 72 of interior pot 7 under the effect of self elastic force, respectively the heat of pot edge 71 and pot wall 72 is passed to the temperature-sensitive element 2 of temperature measuring equipment inside, thereby realize electric cooker thermometric.
It is block that flexible main body 1 is, and its end face 11 forms upper sensitive surface 5 ', and right flank 12 forms side sensitive surface 6 ', upper sensitive surface 5 ' and side sensitive surface 6 ' respectively with pot edge 71 and the corresponding laminating of pot wall 72 of interior pot 7.
In a second embodiment, flexible main body 1 plays parcel temperature-sensitive element 2 on the one hand, play on the other hand cushioning effect, to ensure that upper sensitive surface 5 ' and side sensitive surface 6 ' can fit tightly with the corresponding tested portion of interior pot 7, in addition, flexible main body 1 also plays conductive force, for passing to temperature-sensitive element 2 from the heat of upper sensitive surface 5 ' and side sensitive surface 6 '.Flexible main body 1 can possess flexibility, good heat conductivility and the material of fire resistance simultaneously and makes with existing, for example, flexible main body 1 can be made with disclosed heat conductive flame-retarding TPEE composite in Chinese patent application CN 102585446A, by weight, this heat conductive flame-retarding TPEE composite comprises thermoplastic polyester elastomer 30-50 part, thermal conducting agent 30-50 part, fire retardant 12-15 part, fire retarding synergist 5-8 part, coupling agent 0.5-2 part, antioxidant 0.3-0.5 part, hydrolysis-resisting agent 0.3-0.5 part and processing aid 0.3-1 part.Flexible main body 1 also can adopt in Chinese patent application CN 1604929A the materials such as disclosed heat conduction compound to make.
The bottom of flexible main body 1 is provided with profile 13, on the housing 9 at interior pot accommodating cavity 8 opening's edge places, bottom is set and has the stage portion 91 of groove 92, and flexible main body 1 is arranged on stage portion 91, and the profile 13 of bottom is embedded in groove 92, realizes fixing at electric cooker of temperature measuring equipment.End face 11 and the right flank 12 of flexible main body 1 are given prominence to outside stage portion 91, further to ensure fitting tightly of the pot edge 71 of upper sensitive surface 5 ' and interior pot 7 and the pot wall 72 of side sensitive surface 6 ' and interior pot 7.
Temperature-sensitive element 2 can adopt the various existing temperature-sensitive elements such as thermistor.
Can the temperature measuring equipment of an above-mentioned any embodiment be installed at the opening's edge place of the interior pot accommodating cavity 8 of electric cooker, the temperature measuring equipment of 2 to 4 above-mentioned any embodiment also can be set around interior pot accommodating cavity 8 opening's edges, detect respectively the temperature of different parts, then average computing by the CPU on inner electric-controlled plate and try to achieve temperature value, make thermometric more accurate.
The above is only the preferred embodiment of the present invention, and protection scope of the present invention is also not only confined to above-described embodiment, and all technical schemes belonging under thinking of the present invention all belong to protection scope of the present invention.It should be pointed out that for those skilled in the art, some improvements and modifications without departing from the principles of the present invention, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (10)
1. an electric cooker temp measuring method, it is characterized in that, the method comprises: at least one temperature measuring equipment is installed at the opening's edge place at the interior pot accommodating cavity (8) of electric cooker, each temperature measuring equipment has one or more sensitive surface, the pot edge of the sensitive surface of described at least one temperature measuring equipment and interior pot and/or pot wall fit tightly, the heat of pot edge and/or pot wall is passed to the temperature-sensitive element of this temperature measuring equipment inside, thereby realize electric cooker thermometric.
2. an electric cooker opening's edge temperature measuring equipment, is characterized in that, comprising:
Flexible main body (1), is arranged on the opening's edge place of the interior pot accommodating cavity (8) of electric cooker, relative with pot edge (71) and/or the pot wall (72) of interior pot (7);
Temperature-sensitive element (2), is wrapped in described flexible main body; And
At least one heat conducting element (3,4), be wrapped in described flexible main body, inner face contacts with described temperature-sensitive element, outer face is formed with convex (31,41), the end face of convex exposes and forms sensitive surface (5,6) from described flexible main body, under the elastic force effect of described flexible main body, the pot edge of described sensitive surface and interior pot and/or pot wall fit tightly.
3. electric cooker opening's edge temperature measuring equipment according to claim 2, it is characterized in that: described at least one heat conducting element is two heat conducting elements, the end face of the convex of two heat conducting elements exposes from end face (11) and a side (12) of described flexible main body respectively, sensitive surface in formation (5) and side sensitive surface (6), described upper sensitive surface and side sensitive surface respectively with pot edge and the corresponding laminating of pot wall of interior pot.
4. electric cooker opening's edge temperature measuring equipment according to claim 2, is characterized in that: described at least one heat conducting element is made up of metal material, and it is planar or plane that one or more sensitive surface are concave arc.
5. electric cooker opening's edge temperature measuring equipment according to claim 2, it is characterized in that: described at least one heat conducting element is made up of heat conductive flame-retarding TPEE composite, by weight, this heat conductive flame-retarding TPEE composite comprises thermoplastic polyester elastomer 30-50 part, thermal conducting agent 30-50 part, fire retardant 12-15 part, fire retarding synergist 5-8 part, coupling agent 0.5-2 part, antioxidant 0.3-0.5 part, hydrolysis-resisting agent 0.3-0.5 part and processing aid 0.3-1 part.
6. electric cooker opening's edge temperature measuring equipment according to claim 2, it is characterized in that: the bottom of described flexible main body (1) arranges profile (13), bottom arranging on the housing (9) at interior pot accommodating cavity (8) opening's edge place, there is the stage portion (91) of groove (92), flexible main body (1) is arranged on described stage portion, and the profile of bottom (13) is embedded in described groove (92), give prominence to outside described stage portion (91) end face of flexible main body (1) and/or a side (12).
7. an electric cooker opening's edge temperature measuring equipment, it is characterized in that: formed by flexible main body (1) and the temperature-sensitive element (2) that is wrapped in this flexibility main body (1), described flexible main body is thermal conductivity flexible main body, be arranged on the opening's edge place of the interior pot accommodating cavity (8) of electric cooker, under the effect of self elastic force, fit tightly with pot edge (71) and/or the pot wall (72) of interior pot (7).
8. electric cooker opening's edge temperature measuring equipment according to claim 7, it is characterized in that: described flexible main body (1) is block, sensitive surface (5 ') in its end face (11) formation, a side (12) forms side sensitive surface (6 '), described upper sensitive surface and side sensitive surface respectively with the corresponding laminating of pot edge (71) He Guobi (72) of interior pot (7).
9. electric cooker opening's edge temperature measuring equipment according to claim 7, it is characterized in that: described flexible main body (1) is made up of heat conductive flame-retarding TPEE composite, by weight, this heat conductive flame-retarding TPEE composite comprises thermoplastic polyester elastomer 30-50 part, thermal conducting agent 30-50 part, fire retardant 12-15 part, fire retarding synergist 5-8 part, coupling agent 0.5-2 part, antioxidant 0.3-0.5 part, hydrolysis-resisting agent 0.3-0.5 part and processing aid 0.3-1 part.
10. electric cooker opening's edge temperature measuring equipment according to claim 7, it is characterized in that: the bottom of described flexible main body (1) arranges profile (13), bottom arranging on the housing (9) at interior pot accommodating cavity (8) opening's edge place, there is the stage portion (91) of groove (92), flexible main body (1) is arranged on described stage portion, and the profile of bottom (13) is embedded in described groove (92), give prominence to outside described stage portion (91) end face of flexible main body (1) and/or a side (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310107477.5A CN104068738B (en) | 2013-03-30 | 2013-03-30 | Electric cooker temp measuring method and temperature measuring equipment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310107477.5A CN104068738B (en) | 2013-03-30 | 2013-03-30 | Electric cooker temp measuring method and temperature measuring equipment |
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| Publication Number | Publication Date |
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| CN104068738A true CN104068738A (en) | 2014-10-01 |
| CN104068738B CN104068738B (en) | 2016-12-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310107477.5A Expired - Fee Related CN104068738B (en) | 2013-03-30 | 2013-03-30 | Electric cooker temp measuring method and temperature measuring equipment |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60501029A (en) * | 1983-04-08 | 1985-07-04 | フル−テク フルイトテヒニシエ ゲレ−テ ゲゼルシヤフト ミツト ベシユレンクタ− ハフツング | Device for measuring the filling level and temperature of the filling liquid in the tank |
| CN2847774Y (en) * | 2005-12-07 | 2006-12-13 | 刘文斌 | Heating monitor device for electromagnetic stove |
| CN201701010U (en) * | 2010-06-18 | 2011-01-12 | 东莞市步步高家用电器有限公司 | Cooking apparatus |
| CN202234854U (en) * | 2011-09-09 | 2012-05-30 | 美的集团有限公司 | Temperature sensor for electric heating pot |
| CN102585446A (en) * | 2011-01-06 | 2012-07-18 | 合肥杰事杰新材料股份有限公司 | Heat conduction inflaming retarding thermoplastic polyeher ester elastomer composite and preparation method thereof |
| CN203290695U (en) * | 2013-03-30 | 2013-11-20 | 深圳市鑫汇科电子有限公司 | Electric cooker pot opening edge temperature measuring device |
-
2013
- 2013-03-30 CN CN201310107477.5A patent/CN104068738B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60501029A (en) * | 1983-04-08 | 1985-07-04 | フル−テク フルイトテヒニシエ ゲレ−テ ゲゼルシヤフト ミツト ベシユレンクタ− ハフツング | Device for measuring the filling level and temperature of the filling liquid in the tank |
| CN2847774Y (en) * | 2005-12-07 | 2006-12-13 | 刘文斌 | Heating monitor device for electromagnetic stove |
| CN201701010U (en) * | 2010-06-18 | 2011-01-12 | 东莞市步步高家用电器有限公司 | Cooking apparatus |
| CN102585446A (en) * | 2011-01-06 | 2012-07-18 | 合肥杰事杰新材料股份有限公司 | Heat conduction inflaming retarding thermoplastic polyeher ester elastomer composite and preparation method thereof |
| CN202234854U (en) * | 2011-09-09 | 2012-05-30 | 美的集团有限公司 | Temperature sensor for electric heating pot |
| CN203290695U (en) * | 2013-03-30 | 2013-11-20 | 深圳市鑫汇科电子有限公司 | Electric cooker pot opening edge temperature measuring device |
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| CN104068738B (en) | 2016-12-28 |
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Address after: 518133 B building, No. 7 down mountain road, Fuyong street, Shenzhen, Guangdong, Baoan District, China Patentee after: SHENZHEN CHK Co.,Ltd. Address before: Post office building Baoan District 13 Baomin Shenzhen city Guangdong province 518101 Road 27 layer Patentee before: SHENZHEN CHK Co.,Ltd. |
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