CN202234720U - Electric food warmer with accurate temperature sensing - Google Patents
Electric food warmer with accurate temperature sensing Download PDFInfo
- Publication number
- CN202234720U CN202234720U CN2011203383888U CN201120338388U CN202234720U CN 202234720 U CN202234720 U CN 202234720U CN 2011203383888 U CN2011203383888 U CN 2011203383888U CN 201120338388 U CN201120338388 U CN 201120338388U CN 202234720 U CN202234720 U CN 202234720U
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- Prior art keywords
- temperature
- pot
- support column
- sensitive
- holder
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 238000010438 heat treatment Methods 0.000 claims abstract description 20
- 125000006850 spacer group Chemical group 0.000 claims description 6
- 230000009975 flexible effect Effects 0.000 claims description 4
- 238000009529 body temperature measurement Methods 0.000 abstract 1
- 238000010411 cooking Methods 0.000 description 4
- 230000005855 radiation Effects 0.000 description 3
- 238000000354 decomposition reaction Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 206010037660 Pyrexia Diseases 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000000615 nonconductor Substances 0.000 description 1
- 238000004382 potting Methods 0.000 description 1
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- Cookers (AREA)
- Measuring Temperature Or Quantity Of Heat (AREA)
Abstract
The utility model relates to an electric food warmer with accurate temperature sensing, which comprises an inner pot, an outer pot, a heater and a temperature sensor, wherein the inner pot is movably arranged in the outer pot, and the heater is fixed at the bottom of the outer pot; the temperature sensor is characterized in that the joint of the bottom and the side surface of the inner pot is designed into an arc part or an inclined part, the arc part or the inclined part of the outer pot corresponding to the inner pot is also designed into a corresponding arc table top or an inclined table top, the temperature sensor is elastically fixed on the arc table top or the inclined table top of the outer pot, and the temperature sensing surface of the temperature sensor is directly contacted with the arc part or the inclined part of the inner pot. The utility model discloses with the junction of pot bottom and side including the temperature sensor setting, avoid the radiant heating of heater, make the operating condition that the electric heat pot can accurately judge the electric heat pot, the temperature measurement is accurate.
Description
Technical field
The utility model relates to a kind of temperature-sensitive electric food warmer accurately, but is not limited to use the electric cooking pot product of pot in the ceramic-like, belongs to the improvement to the electric food warmer technology.
Background technology
Use the electric food warmer products such as electric cooking pot of pot in the ceramic-like at present, mostly adopt the mode of bottom heating to work, and temperature detector generally all is arranged on the central authorities of heating element, carries out temperature-sensitive by the bottom central of pot in the temperature detector contact.The shortcoming of this structure is: 1, temperature detector is arranged on the central authorities of heating element, receives the radiation heating of heating element, temperature rise, and can not correctly reflect interior pot temperature conditions; 2, because the non-conductor that the interior pot of pottery is a heat; It is fast that interior pot temperature rises slowly, the heating element temperature rises; The temperature of pot bottom is lower than the temperature of temperature detector in causing; Electric food warmer under the anhydrous dry-fire condition, can't accurately be judged the duty of electric food warmer in interior pot like this, causes security incident easily; Electric food warmer has under the normal operation of water in interior pot, the water temperature in can't accurately judging in the pot.
Summary of the invention
To above-mentioned shortcoming, the temperature-sensitive that the utility model provides the junction that a kind of temperature detector is arranged on outer pot bottom and side is electric food warmer accurately, makes the temperature-sensitive degree avoid the radiation heating of heating element, accurately judges the duty of electric food warmer.
The technical scheme that realizes the utility model purpose is: a kind of temperature-sensitive is electric food warmer accurately, comprises interior pot, outer pot, heating element and temperature detector, and wherein interior pot is movably placed in the outer pot, and heating element is fixed on the bottom of outer pot; The junction that it is characterized in that said interior pot bottom and side is designed to curved portions or rake; The curved portions or the rake place of corresponding interior pot also are designed to corresponding arc table top or inclined table on the said outer pot; Said temperature detector flexible fastening is on the arc table top or inclined table of outer pot, and the temperature-sensitive face of temperature detector directly contacts with the curved portions or the rake of interior pot.
Compressing tablet, support column, the spring that said temperature detector comprises the temperature-sensitive cap that forms the temperature-sensitive face, thermistor, fix thermistor and temperature-sensitive cap and be fixed on the arc table top of outer pot or the holder on the inclined table; Said temperature-sensitive cap, thermistor and compressing tablet are installed on the support column; What said support column was axially movable is located on the holder; Said spring housing is located on the support column; One end of spring leans on support column, and the other end of spring leans on holder, thereby the temperature-sensitive cap is contacted with the curved portions or the rake of interior pot.
The said temperature-sensitive cap outside is provided with the reducing the brim of a hat, and said thermistor places the inboard of temperature-sensitive cap, and the middle part of said compressing tablet is pressed on the thermistor; Said support column is the hollow form tubular, and the upper end of support column is designed to the neck of toy trumpet degree of lip-rounding shape, and the said neck and the reducing the brim of a hat cooperatively interact, and the upper surface of neck is pressed on temperature-sensitive face inboard with the two ends of compressing tablet.
Said holder is the hollow form tubular; Be placed on the outside of support column, the upper end of holder is provided with Ka Tai, and said spring housing places the outside of support column; One end of spring leans the neck of support column; The other end of spring leans the Ka Tai of holder, and the lower end sidewall of holder is provided with locating slot, and the sidewall corresponding position, lower end of support column is provided with the spacer that matches with locating slot.
The periphery of said holder is provided with the band screw hole, and securing member passes arc table top or inclined table and the screw hole of outer pot temperature detector and outer pot are fixed.
The utility model advantage compared with prior art is: owing to the junction that temperature detector is arranged on the side of interior pot bottom, avoided the radiation heating of heating element, made electric food warmer can accurately judge the duty of electric food warmer, effectively prevented the generation of security incident.
Description of drawings
Fig. 1 is preferred embodiment structure cutaway view under the pot state in placing;
Fig. 2 is the enlarged drawing of local A among Fig. 1;
Fig. 3 is preferred embodiment partial structurtes sketch map under the pot state in not placing;
Fig. 4 is the STRUCTURE DECOMPOSITION figure of temperature detector in the preferred embodiment;
Fig. 5 is the STRUCTURE DECOMPOSITION figure of another angle of temperature detector in the preferred embodiment;
Fig. 6 is the structure cutaway view of temperature detector in the preferred embodiment.
The specific embodiment
Present embodiment is an example with the electric cooking pot product, in conjunction with accompanying drawing the utility model content is further set forth.
Like Fig. 1, shown in Figure 2; Electric cooking pot mainly comprises loam cake 1, shell 2, base 3, outer pot 4, temperature detector 5, heating element 6, interior pot 7, inner cap 8 and other not shown control apparatus spares, and shell 2 is fixed on the base 3, and outer pot 4 is fixed in the shell 2; Interior pot 7 is movably placed in the outer pot 4; On the pot 7, loam cake 1 placed and covers interior pot 7 on the shell in inner cap 8 placed, and heating element 6 is fixed on the inside bottom of outer pot 4; Interior pot 7 bottoms and junction, side are designed to curved portions or rake 71; The curved portions or rake 71 places of corresponding interior pot 7 also are designed to corresponding arc table top or inclined table 41 on the outer pot 4, and temperature detector 5 flexible fastenings are on the arc table top inclined table 41 of outer pot, and the curved portions 71 or the rake of the direct and interior pot 7 of the temperature-sensitive face of temperature detector 5 contact.
To shown in Figure 6, temperature detector 5 comprises temperature-sensitive cap 51, thermistor 52, compressing tablet 53, support column 54, spring 55 and the holder 56 of the formation temperature-sensitive face that contacts with interior pot 7 like Fig. 4; Temperature-sensitive cap 51 outsides are provided with the reducing the brim of a hat 511; Thermistor 52 places the inboard of temperature-sensitive cap 51; The middle part of compressing tablet 53 is pressed on the thermistor 52, and support column 54 is designed to the hollow form tubular, and the upper end of support column 54 is provided with the neck 541 of up big and down small horn mouth shape; Temperature-sensitive cap 51 and support column 54 are fixed through the interference engagement between the reducing the brim of a hat 511 and the neck 541; The upper surface of neck 541 is pressed on temperature-sensitive face 51 inboards with the two ends of compressing tablet 53, guarantees that thermistor 52 effectively contacts with temperature-sensitive cap 51, makes the temperature-sensitive of thermistor 52 more accurate.The mode of certain also employing welding is fixed on the two ends of compressing tablet 53 on the temperature-sensitive cap 51.The lead at thermistor 52 two ends passes the center of support column 54.Holder 56 is designed to the hollow form tubular; Be placed on the outside of support column 54; The upper end of holder 56 is provided with card platform 561, and spring 55 is placed on the outside of support column 54, and an end of spring 55 leans the neck 541 of support column; The other end of spring 55 leans the card platform 561 of holder, carries out spacing to support column 54; The lower end sidewall of holder 56 is provided with locating slot 562; The sidewall corresponding position, lower end of support column 54 is provided with spacer 542; Spacer 542 snaps in the locating slot 562, support column 54 is carried out spacing, makes simultaneously that support column 54 is upper and lower in holder 56 not to rotate and offset when movable.
The periphery of holder 56 is provided with the fitting surface 564 of band screw hole 563; The arc table top or the inclined table 41 of outer pot 4 are provided with pilot hole; During assembling temperature detector 5, temperature detector 5 passes pilot hole, and temperature-sensitive cap 51 contacts with the curved portions or the rake 71 of interior pot 7; Arc table top or inclined table 41 that the arc table top or the inclined table 41 of fitting surface 564 applying outer pots, securing member 9 pass outer pot are fixed on temperature detector 5 on the outer pot 7 with screw hole 563.Certainly, also can adopt other modes such as buckle, welding, riveted joint that temperature detector 5 is fixed on the outer pot.
In the present embodiment; Heating element 6 is installed on the inner bottom part (also can be installed on the exterior bottom of outer pot) of outer pot 4 through bottom spring 62 elasticity, and the guide pillar 61 of heating element 6 bottoms is inserted in the spring 62 of bottom, inserts the pilot hole of outer pot 4 bottoms from the top again; Pin 63 places in the hole of guide pillar 61 bottoms; Restriction guide pillar 61 is deviate from from pilot hole, and promptly the climb of suppressing fever device 6 can move both vertically heating element 6 up and down in the effective elasticity scope of bottom spring 62.
The operation principle of present embodiment is following:
Show that like Fig. 2 when interior pot 7 was placed on heater 6 tops, the curved portions of interior pot 7 or rake 71 were fitted with the temperature-sensitive cap 51 of temperature detector 5; Spring 55 is compressed; Support column 54 descends, and spacer 542 moves down along the locating slot 562 of holder 56, like this; Temperature detector 5 under spring 55 flexible effects, make the temperature-sensitive cap be close to all the time in pot 7 curved portions or rake 71, guarantee effective transmission of temperature.
Show like Fig. 3, when interior pot 7 by when heater 6 tops are removed, the spring 55 of temperature detector 5 is upspring; Support column 54 rises, and spacer 542 moves up along the locating slot 562 of holder 56, and locating slot 562 is spacing; Like this, temperature detector 5 is in free state because of the compressing of pot in not receiving.
Claims (5)
1. temperature-sensitive electric food warmer accurately comprises interior pot (7), outer pot (4), heating element (6) and temperature detector (5), wherein in pot be movably placed in the outer pot (4), heating element (6) is fixed on the bottom of outer pot (4); The junction that it is characterized in that said interior pot (7) bottom and side is designed to curved portions or rake (71); Said outer pot (4) is gone up the curved portions or the rake (71) of corresponding interior pot (7) and is located also to be designed to corresponding arc table top or inclined table (41); Said temperature detector (5) flexible fastening is on the arc table top or inclined table (41) of outer pot (4), and the temperature-sensitive face of temperature detector (5) directly contacts with the curved portions or the rake (71) of interior pot (7).
2. according to the said temperature-sensitive of claim 1 electric food warmer accurately, it is characterized in that said temperature detector (5) comprises the temperature-sensitive cap (51) that forms the temperature-sensitive face, thermistor (52), compressing tablet (53), support column (54), spring (55) that thermistor (52) and temperature-sensitive cap (51) is fixing and is fixed on the arc table top of outer pot (4) or the holder (56) on the inclined table (41); Said temperature-sensitive cap (51), thermistor (52) and compressing tablet (53) are installed on the support column (54); What said support column (54) was axially movable is located on the holder (56); Said spring (55) is set on the support column (54); One end of spring (55) leans on support column (54), and the other end of spring (55) leans on holder (56), thereby temperature-sensitive cap (51) is contacted with the curved portions or the rake (71) of interior pot (7).
3. according to the said temperature-sensitive of claim 2 electric food warmer accurately; It is characterized in that said temperature-sensitive cap (51) outside is provided with the reducing the brim of a hat (511); Said thermistor (52) places the inboard of temperature-sensitive cap (51), and the middle part of said compressing tablet (53) is pressed on the thermistor (52); Said support column (54) is the hollow form tubular; The upper end of support column (54) is designed to the neck (541) of toy trumpet degree of lip-rounding shape; Said neck (541) cooperatively interacts with the reducing the brim of a hat (511), and the upper surface of neck (541) is pressed on temperature-sensitive face (51) inboard with the two ends of compressing tablet (53).
4. according to claim 2 or 3 said temperature-sensitives electric food warmer accurately; It is characterized in that said holder (56) is the hollow form tubular; Be placed on the outside of support column (54), the upper end of holder (56) is provided with Ka Tai (561), and said spring (55) is placed on the outside of support column (54); One end of spring (55) leans the neck (541) of support column; The other end of spring (55) leans the Ka Tai (561) of holder, and the lower end sidewall of holder (56) is provided with locating slot (562), and the sidewall corresponding position, lower end of support column (54) is provided with the spacer (542) that matches with locating slot (562).
5. according to the said temperature-sensitive of claim 2 electric food warmer accurately; The periphery that it is characterized in that said holder (56) is provided with band screw hole (563), and securing member (9) passes the arc table top or the inclined table (41) of outer pot (4) and with screw hole (563) temperature detector (5) and outer pot (4) fixed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203383888U CN202234720U (en) | 2011-09-09 | 2011-09-09 | Electric food warmer with accurate temperature sensing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203383888U CN202234720U (en) | 2011-09-09 | 2011-09-09 | Electric food warmer with accurate temperature sensing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202234720U true CN202234720U (en) | 2012-05-30 |
Family
ID=46096042
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203383888U Expired - Lifetime CN202234720U (en) | 2011-09-09 | 2011-09-09 | Electric food warmer with accurate temperature sensing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202234720U (en) |
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| WO2015149436A1 (en) * | 2014-04-04 | 2015-10-08 | 广东万事泰集团有限公司 | Smart pan provided with single temperature-sensing probe, and method for frying food |
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- 2011-09-09 CN CN2011203383888U patent/CN202234720U/en not_active Expired - Lifetime
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| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: MIDEA GROUP CO., LTD. Free format text: FORMER NAME: MEIDI GROUP CO. LTD. |
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| CP03 | Change of name, title or address |
Address after: 528311 Guangdong, Foshan, Beijiao, the United States, the United States and the United States on the avenue of the United States, the headquarters of the United States building B floor, District, 26-28 Patentee after: MIDEA GROUP Co.,Ltd. Address before: 528311 Beijiao, Foshan, Shunde District, the town of Guangdong, the United States Avenue, No. 6 Patentee before: Midea Group |
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| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120530 |