CN204764977U - Take mini rice cooker of cellular heat conduction tray - Google Patents
Take mini rice cooker of cellular heat conduction tray Download PDFInfo
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- CN204764977U CN204764977U CN201520497590.3U CN201520497590U CN204764977U CN 204764977 U CN204764977 U CN 204764977U CN 201520497590 U CN201520497590 U CN 201520497590U CN 204764977 U CN204764977 U CN 204764977U
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- heat conduction
- inner bag
- cellular
- conduction pallet
- rice cooker
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Abstract
The utility model relates to a take mini rice cooker of cellular heat conduction tray, including outer pot, inner bag and electric heater unit, the inside middle level that is provided with of outer pot, the middle level is provided with the inner chamber, and electric heater unit sets up at medial inner chamber, characterized by, electric heater unit is including heat conduction tray and electric heat -generating body, and the heat conduction tray is at last, electric heat -generating body under, and both hug closely each other, be provided with cellular upper surface on the heat conduction tray, the inner bag setting is at medial inner chamber and sit in the cellular upper surface of heat conduction tray, this kind of mini rice cooker who improves the structure has simple structure, reasonable, and the inner bag be the disconnect -type with electric heater unit, and the inner bag can take out the use alone, and the heating is even, and the heat is difficult to be scattered and disappeared, and obvious increasing the heat efficiency moreover, under the unchangeable condition of electric heater unit unit volume, effectively improves advantages such as heat transfer area.
Description
Technical field
The utility model relates to a kind of Miniature rice cooker, particularly a kind of Miniature rice cooker with cellular heat conduction pallet.
Background technology
Existing Miniature rice cooker, comprises outer pot, inner bag and electric heater unit, and electric heater unit is PTC heater, and PTC heater is by fixation kit, and be arranged on inner bag diapire, that is: inner bag and PTC heater are for being fixedly connected with; During work, PTC heater heating power, transfers heat to inner bag diapire.
But, the Miniature rice cooker calandria mounting structure of above-mentioned traditional structure, have the following disadvantages: (1) PTC heater is fixed on inner bag diapire, inner bag can not take out, inner bag only heats (heat trnasfer) by bottom PTC heater, and heat also easily scatters and disappears toward surrounding, so, the electric cooker of conventional P TC heating is heated uneven, and the thermal efficiency is lower; (2) in view of inner bag periphery heat easily scatters and disappears, and heating concentrates on bottom inner bag, and this heating is uneven, has a strong impact on by the mouthfeel of cooking food; Even because inner bag diapire is connected with Kick type temperature controller, and inner bag diapire Yin Wendu is too high, the too early power-off protection of temperature controller, causes the food on the inner bag top away from inner bag diapire not boiled, and makes food cause wave useless; (3) being fixedly connected with between inner bag with PTC heater, had both caused and had installed trouble, again because inner bag can not take out separately, caused certain inconvenience to routine use; (4) be connected by fixation kit between inner bag with PTC heater, its fixation kit comprises and is welded on the bolt bottom inner bag and the hold-down nut etc. for coordinating with bolt, because needs to be burn-on bolt at inner bag diapire, its complex process, difficulty is higher, and often easily causes bolt to get loose because not prison welding is solid; (5) PTC heater, that is: the upper surface of the corresponding inner bag of electric heater unit is smooth flat, in view of the volume of Miniature rice cooker is little, and the electric heater unit upper surface of smooth flat, its heat transfer (heat radiation) area is less all the time, causes the efficiency of heating surface low, even because heating surface (area) (HS is little, heat trnasfer is slow, causes inner bag to be heated uneven.
Utility model content
The purpose of this utility model is the deficiency overcoming the existence of above-mentioned prior art, and provide a kind of simple and reasonable for structure, inner bag and electric heater unit are separate type, inner bag can take out use separately, and homogeneous heating, heat not easily scatters and disappears, significantly improve the thermal efficiency, and, when electric heater unit unit volume is constant, effectively improve the Miniature rice cooker of the cellular heat conduction pallet of band of heat transfer area.
The purpose of this utility model is achieved in that
With the Miniature rice cooker of cellular heat conduction pallet, comprise outer pot, inner bag and electric heater unit, outer pot inside is provided with middle level, and middle level is provided with inner chamber, and electric heater unit is arranged on the inner chamber in middle level, it is characterized in that, described electric heater unit includes heat conduction pallet and electric heating body, heat conduction pallet upper, electric heating body under, and both are close to mutually, described heat conduction pallet is provided with cellular upper surface, and inner bag is arranged on the inner chamber in middle level and is seated at the cellular upper surface of heat conduction pallet; The Miniature rice cooker of this kind of modified node method, by the inside at outer pot, middle level is set, the inner chamber in middle level is provided with heat conduction pallet and electric heating body thereof, and above heat conduction pallet inner bag being placed in middle level inner chamber, make heat concentrate on middle level inner chamber, while preventing heat easily to scatter and disappear, both made inner bag be heated evenly, avoid the food of inner bag local not boiled, significantly improve the thermal efficiency again; Further, in view of between electric heater unit with inner bag for disassembled contacts, both avoided both because being fixedly connected with, cause the deficiency that inner bag can not take out, make full use of again its tray area wide, heat is along pallet both sides toward rising, inner bag periphery is heated evenly, cooks the food of taste good; And heat conduction pallet and electric heating body are close together mutually, be both conducive to improving heat transference efficiency, make again heater overall structure compacter, volume is less; More have plenty of, the upper surface of heat conduction pallet is arranged to cellular, electric heater unit can be made when unit volume is constant, significantly improve its heat transfer (heat radiation) area, while improving the thermal efficiency, be conducive to again accelerating heat transfer, prevent inner bag to be heated uneven, whole money Miniature rice cooker simple and reasonable for structure.
The purpose of this utility model can also adopt following technical measures to solve:
As scheme more specifically, the cellular upper surface of described heat conduction pallet refers to and the upper surface of heat conduction pallet is provided with several polygon position, described polygon position is polygonal grooves or polygon boss, described several polygon position forms cellular jointly, to form cellular upper surface, this scheme that several polygon position is set at heat conduction tray upper surface, be exactly will when heat conduction pallet unit volume is constant, significantly improve the heat transfer area of its upper surface, to improve its thermal efficiency.
As further scheme, described electric heating body is thick film heating body; Thick film heating body can in the form of sheets or plate-like, also can be other shape.
As scheme more specifically, can also include pot cover and steam box, pot cover is arranged on the outer pot top above inner bag, steams box and is placed on inner bag, and pot cover, steaming box, outer pot, inner bag and electric heater unit are respectively in goose egg-shaped; The outer pot of goose egg-shaped, inner bag and electric heater unit, both three's structure had been conducive to tightr, the heat transfer effect be conducive to again between inner bag and electric heater unit is better, and pot cover and steaming box are respectively goose egg-shaped, more be conducive to them with inner bag with the coordinating of outer pot, and outer pot is goose egg-shaped, and it is more rich in aesthetic appearance.
As scheme more specifically, described electric heater unit has installing hole, and a temperature-sensing element is arranged on installing hole, and temperature-sensing element temperature-sensitive position is protruded installing hole and also contacted with inner bag diapire; That is: temperature-sensing element is through installing hole and the direct temperature-sensitive of inner bag diapire, improves the sensitivity of its temperature-sensitive.
It also includes a mount pad, mount pad is connected with electric heater unit or outer pot and mount pad is positioned at the below of electric heater unit, temperature-sensing element bottom is seated on mount pad, its top contacts with inner bag diapire, like this, temperature-sensing element is arranged on mount pad Absorbable organic halogens, ensures the stability of the Contact of temperature-sensing element and inner bag.
As scheme more specifically, described temperature-sensing element is also connected with spring, and both ends of the spring offsets with temperature-sensing element and mount pad respectively, to make temperature-sensing element and inner bag diapire Elastic Contact; The setting of spring, can ensure that temperature-sensing element contact inner bag diapire is more stable.
As the another kind of scheme of electric heating body, electric heating body can be PTC heater, and PTC heater comprises PTC heat generating member and pressing plate thereof, and PTC heat generating member to be arranged on pressing plate and to be fixed on heat conduction tray bottom together; Like this, PTC heat generating member directly transfers heat to heat conduction pallet, then by the cellular upper surface of heat conduction pallet that heat-conducting area is larger, heat is passed to inner bag fast, all sidedly, and heat is concentrated in the inner chamber in middle level, prevent heat easily to scatter and disappear, and inner bag is heated comparatively even at middle level inner chamber; And heat conduction pallet, compressing tablet and PTC heat generating member are formed closely and integrated connection, be both conducive to transmitting fast and comprehensively of heat, made again more compact structure, be especially applicable to the Miniature rice cooker of this small volume.
As scheme more specifically, described heat conduction pallet is the heat conduction disk body that aluminium alloy or aluminum are made, like this, be conducive to the heat conduction pallet made at aluminium alloy or aluminum forms cellular upper surface, have again, lateral wall in middle level is provided with adiabator layer, is conducive to the heat insulating effect improving middle level.
Be provided with groove bottom described middle level, electric heating body is arranged in groove, and the top of electric heating body and heat conduction pallet diapire offset; That is: electric heating body is put in the groove bottom middle level by heat conduction pallet pressure, this structure, had both facilitated the installation of electric heating body, made again electric heating body by the groove that is limited in securely bottom middle level, remain the contact with heat conduction pallet, transmission efficiency is high and stable.
The beneficial effects of the utility model are as follows:
(1) Miniature rice cooker of this kind of modified node method, by the inside at outer pot, middle level is set, the inner chamber in middle level is provided with heat conduction pallet and electric heating body thereof, and above heat conduction pallet inner bag being placed in middle level inner chamber, make heat concentrate on middle level inner chamber, while preventing heat easily to scatter and disappear, both made inner bag be heated evenly, avoid the food of inner bag local not boiled, significantly improve the thermal efficiency again; Further, in view of between electric heater unit with inner bag for disassembled contacts, both avoided both because being fixedly connected with, cause the deficiency that inner bag can not take out, make full use of again its tray area wide, heat is along pallet both sides toward rising, inner bag periphery is heated evenly, cooks the food of taste good; And heat conduction pallet and electric heating body are close together mutually, be both conducive to improving heat transference efficiency, make again heater overall structure compacter, volume is less; More have plenty of, the upper surface of heat conduction pallet is arranged to cellular, electric heater unit can be made when unit volume is constant, significantly improve its heat transfer (heat radiation) area, while improving the thermal efficiency, be conducive to again accelerating heat transfer, prevent inner bag to be heated uneven, whole money Miniature rice cooker simple and reasonable for structure.
(2) further, electric heating body is thick film heating body; Thick film heating body can in the form of sheets or plate-like, also can be other shape, the heater of this thinner thickness, small volume, and the Miniature rice cooker being especially applicable to small volume uses; And outer pot, inner bag, electric heater unit, pot cover and steaming box, respectively in goose egg-shaped, wherein, the outer pot of goose egg-shaped, inner bag and electric heater unit, both three's structure had been conducive to tightr, the heat transfer effect be conducive to again between inner bag and electric heater unit is better, and pot cover and steaming box are respectively goose egg-shaped, is conducive to them with inner bag with the coordinating of outer pot.
And electric heating body is PTC heater (3), PTC heat generating member directly transfers heat to heat conduction pallet, then by the cellular upper surface of heat conduction pallet that heat-conducting area is larger, heat is passed to inner bag fast, all sidedly, and heat is concentrated in the inner chamber in middle level, prevent heat easily to scatter and disappear, and inner bag is heated comparatively even at middle level inner chamber; And heat conduction pallet, compressing tablet and PTC heat generating member are formed closely and integrated connection, be both conducive to transmitting fast and comprehensively of heat, made again more compact structure, be especially applicable to the Miniature rice cooker of this small volume.
(4) last, heat conduction pallet is the heat conduction disk body that aluminium alloy or aluminum are made, like this, be conducive to the heat conduction pallet made at aluminium alloy or aluminum forms cellular upper surface, further, be provided with adiabator layer by the lateral wall in middle level, be conducive to the heat insulating effect improving middle level.
Accompanying drawing explanation
Fig. 1 is the Miniature rice cooker schematic diagram of the cellular heat conduction pallet of the utility model band.
Fig. 2 is the Miniature rice cooker cut-away view of Fig. 1.
Fig. 3 is the cellular heat conduction pallet top view of Fig. 1.
Fig. 4 is the side diagram of Fig. 3.
Fig. 5 is that the Miniature rice cooker of the cellular heat conduction pallet of the utility model band shows partition view.
Fig. 6 is another embodiment schematic diagram of the utility model.
Fig. 7 is the another embodiment of the electric heating body of the utility model Miniature rice cooker.
Fig. 8 is the A place enlarged drawing of Fig. 7.
Detailed description of the invention
Below in conjunction with drawings and Examples, the utility model is further described.
Embodiment one: as shown in Figures 1 to 5, with the Miniature rice cooker of cellular heat conduction pallet, comprise outer pot 1, inner bag 2, electric heater unit 3, pot cover 6 and steaming box 7, outer pot 1 inside is provided with middle level 4, middle level 4 is provided with inner chamber 41, electric heater unit 3 is arranged on the inner chamber 41 in middle level, pot cover 6 is arranged on outer pot 1 top above inner bag 2, steaming box 7 is placed on inner bag 2, it is characterized in that, described electric heater unit 3 includes heat conduction pallet 31 and electric heating body 32, heat conduction pallet 31 is upper, electric heating body 32 under, and both are close to mutually, described heat conduction pallet 31 is provided with cellular upper surface 5, inner bag 2 is arranged on the inner chamber 41 in middle level, and be seated at the cellular upper surface 5 of heat conduction pallet, wherein, the cellular upper surface 5 of described heat conduction pallet 31 refers to and the upper surface of heat conduction pallet 31 is provided with several polygon position 51, described polygon position 51 can be polygonal grooves, also can be polygon boss, described several polygon position 51 forms cellular jointly, to form cellular upper surface 5.
In the present embodiment, above-mentioned electric heating body 32 is PTC heaters, and PTC heater comprises PTC heat generating member 321 and pressing plate 322, PTC heat generating member 321 thereof and to be arranged on pressing plate 322 and to be fixed on bottom heat conduction pallet 31 together; Described heat conduction pallet 31 is the heat conduction disk body that aluminium alloy or aluminum are made, and the lateral wall in middle level 4 is provided with adiabator layer 12, and described pot cover 6, steams box 7, outer pot 1, inner bag 2 and electric heater unit 3 respectively in goose egg-shaped.
Embodiment two: as shown in Figure 6, this embodiment is close with above-described embodiment, and difference is only: described outer pot 1, inner bag 2 and electric heater unit 3 is traditional round pot shape, certainly, also can be the goose egg-shaped of above-described embodiment one, no longer describe in detail here.
Other difference is: electric heater unit 3 has installing hole 8, and a temperature-sensing element 9 is arranged on installing hole 8, and the temperature-sensitive position 91 of temperature-sensing element 9 is protruded installing hole 8 and contacted with inner bag 2 diapire.
It also includes a mount pad 10, mount pad 10 is connected with outer pot 1 (also can be connected with electric heater unit 3) and mount pad 10 is positioned at the below of electric heater unit 3, temperature-sensing element 9 bottom is seated on mount pad 10, its top contacts with inner bag 2 diapire, temperature-sensing element 9 is also connected with spring 11, spring 11 two ends offset with temperature-sensing element 9 and mount pad 10 respectively, to make temperature-sensing element 9 and inner bag 2 diapire Elastic Contact.
Certainly, electric heating body 32 of the present utility model can be thick film heating body, and thick film heating body in the form of sheets or plate-like.
As shown in Figure 7 and Figure 8, groove 41 is provided with bottom described middle level 4, electric heating body 32(is namely: PTC heater) be arranged in groove 41, and the top of electric heating body 32 and heat conduction pallet 31 diapire offset, that is: electric heating body 32 is put in the groove bottom middle level by heat conduction pallet pressure, this structure, both the installation of electric heating body 32 had been facilitated, make again electric heating body 32 by the groove that is limited in securely bottom middle level, remain the contact with heat conduction pallet, transmission efficiency is high and stable.
Claims (10)
1. be with the Miniature rice cooker of cellular heat conduction pallet, comprise outer pot (1), inner bag (2) and electric heater unit (3), outer pot (1) inside is provided with middle level (4), middle level (4) is provided with inner chamber (41), electric heater unit (3) is arranged on the inner chamber (41) in middle level, it is characterized in that, described electric heater unit (3) includes heat conduction pallet (31) and electric heating body (32), heat conduction pallet (31) is upper, electric heating body (32) under, and both are close to mutually, described heat conduction pallet (31) is provided with cellular upper surface (5), inner bag (2) is arranged on the inner chamber (41) in middle level, and be seated at the cellular upper surface (5) of heat conduction pallet.
2. the Miniature rice cooker according to claim 1 with cellular heat conduction pallet, it is characterized in that, the cellular upper surface (5) of described heat conduction pallet (31) refers to and the upper surface of heat conduction pallet (31) is provided with several polygon position (51), described polygon position (51) is polygonal grooves or polygon boss, described several polygon position (51) forms cellular jointly, to form cellular upper surface (5).
3. the Miniature rice cooker with cellular heat conduction pallet according to claim 1 or 2, is characterized in that, described electric heating body (32) is thick film heating body, and described thick film heating body in the form of sheets or plate-like.
4. the Miniature rice cooker according to claim 1 with cellular heat conduction pallet, it is characterized in that, also include pot cover (6) and steam box (7), pot cover (6) is arranged on outer pot (1) top of inner bag (2) top, steam box (7) to be placed on inner bag (2), and pot cover (6), steaming box (7), outer pot (1), inner bag (2) and electric heater unit (3) are respectively in goose egg-shaped.
5. the Miniature rice cooker according to claim 1 with cellular heat conduction pallet, it is characterized in that, described electric heater unit (3) has installing hole (8), one temperature-sensing element (9) is arranged on installing hole (8), and the temperature-sensitive position (91) of temperature-sensing element (9) is protruded installing hole (8) and contacts with inner bag (2) diapire.
6. the Miniature rice cooker according to claim 5 with cellular heat conduction pallet, it is characterized in that, also include a mount pad (10), mount pad (10) is connected with electric heater unit (3) or outer pot (1) and mount pad (10) is positioned at the below of electric heater unit (3), temperature-sensing element (9) bottom is seated on mount pad (10), and its top contacts with inner bag (2) diapire.
7. the Miniature rice cooker according to claim 6 with cellular heat conduction pallet, it is characterized in that, described temperature-sensing element (9) is also connected with spring (11), spring (11) two ends offset with temperature-sensing element (9) and mount pad (10) respectively, to make temperature-sensing element (9) and inner bag (2) diapire Elastic Contact.
8. the Miniature rice cooker according to claim 1 with cellular heat conduction pallet, it is characterized in that, described electric heating body (32) is PTC heater, PTC heater comprises PTC heat generating member (321) and pressing plate (322) thereof, and PTC heat generating member (321) is arranged on pressing plate (322) and goes up and be fixed on heat conduction pallet (31) bottom together.
9. the Miniature rice cooker according to claim 1 with cellular heat conduction pallet, is characterized in that, the heat conduction disk body that described heat conduction pallet (31) is made for aluminium alloy or aluminum, and the lateral wall of middle level (4) is provided with adiabator layer (12).
10. the Miniature rice cooker according to claim 1 with cellular heat conduction pallet, it is characterized in that, bottom, described middle level (4) is provided with groove, and electric heating body (32) is arranged in groove, and the top of electric heating body (32) and heat conduction pallet (31) diapire offset.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520497590.3U CN204764977U (en) | 2015-07-12 | 2015-07-12 | Take mini rice cooker of cellular heat conduction tray |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520497590.3U CN204764977U (en) | 2015-07-12 | 2015-07-12 | Take mini rice cooker of cellular heat conduction tray |
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| Publication Number | Publication Date |
|---|---|
| CN204764977U true CN204764977U (en) | 2015-11-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520497590.3U Expired - Fee Related CN204764977U (en) | 2015-07-12 | 2015-07-12 | Take mini rice cooker of cellular heat conduction tray |
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| Country | Link |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105342364A (en) * | 2015-12-10 | 2016-02-24 | 何志雄 | Minitype electric cooker with heating body in improved structure |
| WO2016202090A1 (en) * | 2015-06-19 | 2016-12-22 | 何志雄 | Temperature-sensing element installation structure of compact electric rice cooker |
| CN107136917A (en) * | 2017-05-18 | 2017-09-08 | 铜陵市清华宝能源设备有限责任公司 | A kind of solar energy cooking vehicle |
-
2015
- 2015-07-12 CN CN201520497590.3U patent/CN204764977U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016202090A1 (en) * | 2015-06-19 | 2016-12-22 | 何志雄 | Temperature-sensing element installation structure of compact electric rice cooker |
| CN105342364A (en) * | 2015-12-10 | 2016-02-24 | 何志雄 | Minitype electric cooker with heating body in improved structure |
| CN105342364B (en) * | 2015-12-10 | 2018-05-15 | 广东欧之宝汽车用品有限公司 | The Miniature rice cooker of calandria improved structure |
| CN107136917A (en) * | 2017-05-18 | 2017-09-08 | 铜陵市清华宝能源设备有限责任公司 | A kind of solar energy cooking vehicle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151118 Termination date: 20200712 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |