CN203028941U - Micro electric cooker - Google Patents
Micro electric cooker Download PDFInfo
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- CN203028941U CN203028941U CN 201320024793 CN201320024793U CN203028941U CN 203028941 U CN203028941 U CN 203028941U CN 201320024793 CN201320024793 CN 201320024793 CN 201320024793 U CN201320024793 U CN 201320024793U CN 203028941 U CN203028941 U CN 203028941U
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Abstract
The utility model relates to a micro electric cooker comprising an outer pot, a liner and a cover body. The micro electric cooker further comprises a low-temperature electric heating body, a low-temperature indicator, a high-temperature electric heating body, a high-temperature indicator and a temperature controller. The low-temperature electric heating body and the high-temperature electric heating body are arranged at the bottom of the liner, one end of the low-temperature electric heating body and one end of the high-temperature electric heating body are connected in parallel to serve as a first power input end, the other end of the low-temperature electric heating body serves as a second power input end, and the second power input end and the other end of the high-temperature electric heating body are respectively connected with two ends of the temperature controller. Two ends of the high-temperature indicator are connected with the two ends of the high-temperature electric heating body in parallel, and two ends of the low-temperature indicator are connected with two ends of the temperature controller in parallel. The micro electric cooker has the advantages of being simple and reasonable in structure, convenient to install, simple to operate and accurate in temperature monitoring, having a heat-preservation function and a heating function, and achieving automatic switch or manual switch of the heat-preservation function and the heating function.
Description
Technical field
The utility model relates to the electric cooker technical field, particularly a kind of miniature electric cooker.
Background technology
Chinese patent application number: CN201210043787.0 disclosed a kind of miniature electric cooker on July 4th, 2012, comprise shell, inner bag and loam cake thereof, the inner bag setting in the enclosure, it is characterized in that, it also includes heat-conducting plate, electrothermal tube and insulating heat-conductive layer, the insulating heat-conductive layer can be the heat conducting film of insulation, and heat-conducting plate is provided with and compresses the chamber, described insulating heat-conductive layer wraps electrothermal tube, they are pressed in compressing in the chamber of heat-conducting plate together, heat-conducting plate is provided with thermal conductive surface, and thermal conductive surface cements in the inner bag bottom by heat-conducting glue.Described inner bag bottom also is connected with temperature controller, to prevent inner bag bottom dry combustion method, also can monitor the heating-up temperature of inner bag in real time.But because temperature controller cements in the outer bottom of inner bag by heat-conductive bonding agent, the fixed installation mode of this temperature controller, have the following disadvantages: (1) has only a heating power in view of electrothermal tube, temperature controller is break-make automatically reset, that be used for the control electrothermal tube, so this kind of electric cooker is not incubated shelves; (2) because temperature controller is automatically reset, when the inner bag temperature too high, so that after the temperature controller take-off, after needing the inner bag temperature to decline to a great extent, temperature controller just can reset, when cooking, when the water of inner bag is reduced to when a certain amount of, the inner bag temperature raises, the temperature controller take-off, after declining to a great extent, temperature controller just can reset, therefore, electric cooker can not then boil other a pot of cooked rice again after having boiled a pot of cooked rice, must with electric cooker after cool after a while, temperature controller be resetted just can reuse, for the user increases unnecessary trouble.
The utility model content
The purpose of this utility model is to overcome the deficiency that above-mentioned prior art exists, and provide a kind of simple and reasonable for structure, easy for installation, simple to operate, temperature control monitoring is more accurate, has insulation and heating function, and insulation and heating function can be changed automatically or the miniature electric cooker of manual switch.
The purpose of this utility model is achieved in that
Miniature electric cooker, comprise outer pot, inner bag and lid, inner bag is arranged in the outer pot, it is characterized in that, also include the Low-temp. electrothermal body, the low temperature indicator, the high-temperature electric heat body, high temperature indicator and temperature controller, Low-temp. electrothermal body and high-temperature electric heat body are arranged on the inner bag bottom, and their end connects together, with first end as the power supply input, the other end of Low-temp. electrothermal body is as second end of power supply input, and this end and the other end of high-temperature electric heat body are connected the two ends of temperature controller respectively, the two ends of described high temperature indicator are attempted by high-temperature electric heat body two ends, and the two ends of low temperature indicator are attempted by the two ends of temperature controller;
This kind of miniature electric cooker, its heating part is owing to comprise Low-temp. electrothermal body and high-temperature electric heat body, therefore, two gears of low-temperature heat (insulation shelves) and high temperature heating (cook grade) are arranged, when temperature controller not during take-off, the low temperature indicator is by short circuit, high-temperature electric heat body, high temperature indicator and Low-temp. electrothermal body running, when the temperature controller take-off, high temperature indicator is by short circuit, Low-temp. electrothermal body and the work of low temperature indicator, the high-temperature electric heat body transfers low-temperature heat (low-power operation) to by the high temperature heating.
The purpose of this utility model can also adopt following technical measures to solve:
As scheme more specifically, described low temperature indicator comprises first resistance and first indicator lamp of mutual series connection at least, and high temperature indicator comprises second resistance and second indicator lamp of mutual series connection at least.First indicator lamp and second indicator lamp can be different colours, also can be provided with the lampshade of different colours outside two indicator lamps, so that the user distinguishes the duty of miniature electric cooker by light source colour.
Also include supply socket, supply socket is provided with live wire end and zero line side, first end of described power supply input is connected live wire end and zero line side respectively with second end, to constitute live wire branch road and zero line branch road, live wire branch road or zero line branch road are provided with at least one fuse, and fuse is arranged near the inner bag bottom.Fuse can be protected circuit on the one hand, when short circuit, and circuit high temperature, fuse blows holding circuit, the fire of avoiding circuit high temperature to cause simultaneously; In addition, fuse is arranged near inner bag bottom, in case the temperature controller akinesia, electric heating element will continuous firing, causes the inner bag temperature too high, and when the inner bag temperature was higher than the fuse design temperature, fuse also can fuse, protection circuit.
Described temperature controller is temperature controller with manual reset, and it is provided with manual closing button and hand-reset button, and the outer pot surface is provided with for the closed button that touches the manual closing button and for the reset key that touches the hand-reset button.
Described inner bag bottom is welded with joint pin, and the joint pin bottom surface is provided with inner bolt hole; Outer pot comprises pot body and the bottom of a pan, and the bottom of a pan is connected with inner bag by the bottom of a pan screw, and corresponding joint pin position, the bottom of a pan has hole, the corresponding the bottom of a pan, is provided with heat insulation chock plug in the hole, the bottom of a pan, and the bottom of a pan screw is connected with inner bolt hole after pot bottom part passes heat insulation chock plug.
Described inner bag opening is provided with flanging, the pot body is outside the tank sheathed, the corresponding flanging of pot body end face extends upward the dash limit, concavo-convex location cooperates between pot body bottom surface and the bottom of a pan end face, flanging is undertaken on the dash limit, the pot body is pressed between flanging and the bottom of a pan, is provided with heat-insulation layer between inner bag and the pot body.
Described inner bag bottom also is provided with heat transfer plate and heat-conducting plate, and heat transfer plate is provided with and compresses the chamber, is pressed in together after Low-temp. electrothermal body and high-temperature electric heat body are wrapped up by the insulating heat-conductive layer to compress in the chamber, and the heat transfer plate upper surface is heat-transfer area; Heat-conducting plate is bent into the L type, heat-conducting plate one side is that heat conduction contact-making surface, opposite side are the temperature controller installed surface, described heat-transfer area and the equal corresponding joint pin of described heat conduction contact-making surface are provided with perforate, joint pin is screw rod, screw rod passes perforate and is connected with nut, and described heat-transfer area and described heat conduction contact-making surface all are pressed on the inner bag bottom by nut.Heat-conducting plate has thermal conductive resin, joins with inner bag and temperature controller with manual reset after being bent into certain angle, and temperature controller with manual reset is not only easy for installation, and accurately thermometric is also in time reacted.
Described Low-temp. electrothermal body and high-temperature electric heat body all are the PTC heat-generating pipe, and Low-temp. electrothermal body and high-temperature electric heat body become one; Be provided with mica sheet between heat transfer plate and heat-conducting plate bottom and the bottom of a pan, the corresponding joint pin of mica sheet is provided with dodges opening.
As scheme more specifically, described inner bag bottom is provided with wire-hanging hook, and fuse places in the wire-hanging hook, and wire-hanging hook is fixed on the heat transfer plate, so that fuse is fixed.
Described lid comprises enclosing cover and inner cap, enclosing cover is connected with the pot body by junction button, cover top portion is provided with outer vent, the outer vent bottom is provided with wireway, the inner cap center is provided with the rubber connector, and the cover bottom portion center is provided with connecting rod and the rubber connector joins, and the corresponding wireway of inner cap is provided with inner vent, inner vent is arranged with sealing shroud and is connected with wireway, and inner cap periphery also corresponding inner bag opening is provided with sealing ring.
The beneficial effects of the utility model are as follows:
(1) this kind of miniature electric cooker, its heating part is owing to comprise Low-temp. electrothermal body and high-temperature electric heat body, therefore, two gears of low-temperature heat (insulation shelves) and high temperature heating (cook grade) are arranged, when temperature controller not during take-off, the low temperature indicator is by short circuit, high-temperature electric heat body, high temperature indicator and Low-temp. electrothermal body running, when the temperature controller take-off, high temperature indicator is by short circuit, Low-temp. electrothermal body and the work of low temperature indicator, the high-temperature electric heat body transfers low-power operation (low-temperature heat) to by the high temperature heating;
(2) this kind of electric cooker also by temperature controller with manual reset is set, after the temperature controller take-off, need not to wait as long under the situation that the electric cooker temperature declines to a great extent, and directly by manually pressing the hand-reset button temperature controller is resetted, and electric cooker can work on;
(3) have again, owing to be provided with mica sheet in the bottom of a pan, mica sheet makes the reflect heat of electric heating element to inner bag on the one hand, avoids the heat of electric heating element to external radiation, in addition on the other hand, consider that screw is passed through in the bottom of a pan, joint pin is fixedlyed connected with inner bag, the corresponding joint pin of mica sheet is provided with dodges opening, and heater has certain heat and walks out from the hole, the bottom of a pan in the bottom of a pan, so, be provided with heat insulation chock plug in the hole, the bottom of a pan, avoid heat two to flow away from gap between hole, the bottom of a pan and the bottom of a pan screw.
Description of drawings
Fig. 1 is the utility model operating circuit schematic diagram.
Fig. 2 is miniature electric cooker structural representation.
Fig. 3 is miniature electric cooker partly cut-away structural representation.
Fig. 4 is A place structure for amplifying schematic diagram among Fig. 3.
Fig. 5 is B place structure for amplifying schematic diagram among Fig. 3.
Fig. 6 is temperature controller, heat transfer plate, heat-conducting plate and wire-hanging hook syndeton schematic diagram.
Fig. 7 is another angle structural representation of Fig. 6.
Fig. 8 is the inner cap structural representation.
Fig. 9 is another angle structural representation of Fig. 8.
The specific embodiment
Below in conjunction with drawings and Examples the utility model is further described.
As shown in Figure 1 to Figure 3, a kind of miniature electric cooker, comprise outer pot, inner bag 17 and lid, inner bag 17 is arranged in the outer pot, it also includes Low-temp. electrothermal body 101, the low temperature indicator, high-temperature electric heat body 102, high temperature indicator and temperature controller 2, Low-temp. electrothermal body 101 and high-temperature electric heat body 102 are arranged on inner bag 17 bottoms, and their end connects together, with first end as the power supply input, the other end of Low-temp. electrothermal body 101 is as second end of power supply input, and this end and the other end of high-temperature electric heat body 102 are connected the two ends of temperature controller 2 respectively, the two ends of described high temperature indicator are attempted by high-temperature electric heat body 102 two ends, and the two ends of low temperature indicator are attempted by the two ends of temperature controller 2.
Described inner bag 17 bottoms are welded with joint pin 21, and joint pin 21 bottom surfaces are provided with inner bolt hole; Outer pot comprises pot body 8 and the bottom of a pan 11, the bottom of a pan 11 is connected with inner bag 17 by the bottom of a pan screw 24,11 corresponding joint pins, 21 positions, the bottom of a pan have hole, the corresponding the bottom of a pan 111, be provided with heat insulation chock plug 23 in the hole, the bottom of a pan 111,11 bottoms are connected with inner bolt hole after passing heat insulation chock plug 23 the bottom of a pan 11 screws 24 from the bottom of a pan.
Described low temperature indicator comprises first resistance 5 and first indicator lamp 6 of mutual series connection at least, and high temperature indicator comprises second resistance 3 and second indicator lamp 4 of mutual series connection at least.Sidewall corresponding first indicator lamp 6 in the bottom of a pan is provided with green lampshade 15, and sidewall corresponding second indicator lamp 4 in the bottom of a pan is provided with red lamp shade 12.
It also includes supply socket, supply socket is provided with live wire end L and zero line side N, first end of described power supply input is connected live wire end L and zero line side N respectively with second end, to constitute live wire branch road and zero line branch road, live wire branch road or zero line branch road are provided with at least one fuse 7, and fuse 7 is arranged near inner bag 17 bottoms.
Described temperature controller 2 is temperature controller with manual reset, and it is provided with manual closing button 26 and hand-reset button 27, and side, the bottom of a pan is provided with for the closed button 14 that touches manual closing button 26 and for the reset key 13 that touches hand-reset button 27.
Described inner bag 17 openings are provided with flanging 171, pot body 8 is set in outside the inner bag 17, the corresponding flanging 171 of pot body 8 end faces extends upward dash limit 81, concavo-convex location cooperates between pot body 8 bottom surfaces and the bottom of a pan 11 end faces, flanging 171 is undertaken on the dash limit 81, pot body 8 is pressed between flanging 171 and the bottom of a pan 11, is provided with heat-insulation layer 16 between inner bag 17 and the pot body 8.Dash limit 81 is higher than a pot body end face, even inner bag has liquid to overflow, the liquid that overflows will flow to outside the electric cooker, uses safer.
Described inner bag 17 bottoms also are provided with heat transfer plate 20 and heat-conducting plate 18, and heat transfer plate 20 is provided with and compresses chamber 201, are pressed in together after Low-temp. electrothermal body 101 and high-temperature electric heat body 102 are wrapped up by the insulating heat-conductive layer to compress in the chamber 201, and heat transfer plate 20 upper surfaces are heat-transfer area; Heat-conducting plate 18 is bent into the L type, heat-conducting plate 18 1 sides are that heat conduction contact-making surface, opposite side are temperature controller 2 installed surfaces, the equal corresponding joint pin 21 of described heat-transfer area and described heat conduction contact-making surface is provided with perforate, joint pin 21 is screw rod, screw rod passes perforate and is connected with nut 22, and described heat-transfer area and described heat conduction contact-making surface all are pressed on inner bag 17 bottoms by nut 22.
Described Low-temp. electrothermal body 101 and high-temperature electric heat body 102 all are the PTC heat-generating pipe, both integrate, formation has the integrated electric heating piece 1 of low-temperature heat shelves and high temperature heating shelves, be provided with mica sheet 19 between heat transfer plate 20 and heat-conducting plate 18 bottoms and the bottom of a pan 11, mica sheet 19 corresponding joint pins 21 are provided with dodges opening.
Described inner bag 17 bottoms are provided with wire-hanging hook 25, and fuse 7 places in the wire-hanging hook 25, and wire-hanging hook 25 is fixed on the heat transfer plate 20.
Described lid comprises enclosing cover 10 and inner cap 28, enclosing cover 10 is connected with pot body 8 by junction button 9, enclosing cover 10 tops are provided with outer vent 103, outer vent 103 bottoms are provided with wireway, inner cap 28 centers are provided with rubber connector 29, and enclosing cover 10 bottom centre are provided with connecting rod and rubber connector 29 joins, and inner cap 28 corresponding wireways are provided with inner vent, inner vent is arranged with sealing shroud 30 and is connected with wireway, and inner cap 28 peripheries also corresponding inner bag 17 openings are provided with sealing ring 31.
Above-mentioned inner bag 17 bottoms are provided with two joint pins 21, and heat transfer plate 20 and heat-conducting plate 18 corresponding joint pin 21 respectively are provided with perforate, because heat-conducting plate 18 volumes are less, can fix so one of 18 need of heat-conducting plate are located to connect; And heat transfer plate 20 areas are bigger, need two places to fix at least, so fix a pressing plate 32 again in heat-conducting plate 18 junctions, pressing plate 32 at least one ends are resisted against on the heat transfer plate 20.
Its operation principle is: when temperature controller 2 not during take-off, the low temperature indicating circuit is by short circuit, and high-temperature electric heat body 102, high temperature indicating circuit and Low-temp. electrothermal body 101 are worked simultaneously, and second indicator lamp 4 is lighted; When temperature controller 2 take-offs, because Low-temp. electrothermal body 101 directly is connected between first and second ends of power supply input, so Low-temp. electrothermal body 101 is still in work, and high-temperature electric heat body 102 and the series connection of low temperature indicating circuit, simultaneously, because the resistance 3 of high temperature indicating circuit is much larger than second resistance, 5 resistances, so the high temperature indicating circuit is by short circuit, and high-temperature electric heat body 102 transfers low-power operation (low-temperature heat) to by the high temperature heating when working under low voltage, also in work, first indicator lamp 6 is bright for the low temperature indicating circuit simultaneously.
Claims (10)
1. miniature electric cooker, comprise outer pot, inner bag (17) and lid, inner bag (17) is arranged in the outer pot, it is characterized in that, also include Low-temp. electrothermal body (101), the low temperature indicator, high-temperature electric heat body (102), high temperature indicator and temperature controller (2), Low-temp. electrothermal body (101) and high-temperature electric heat body (102) are arranged on inner bag (17) bottom, and their end connects together, with first end as the power supply input, the other end of Low-temp. electrothermal body (101) is as second end of power supply input, and this end and the other end of high-temperature electric heat body (102) are connected the two ends of temperature controller (2) respectively, the two ends of described high temperature indicator are attempted by high-temperature electric heat body (102) two ends, and the two ends of low temperature indicator are attempted by the two ends of temperature controller (2).
2. according to the described miniature electric cooker of claim 1, it is characterized in that, described low temperature indicator comprises first resistance (5) and first indicator lamp (6) of mutual series connection at least, and high temperature indicator comprises second resistance (3) and second indicator lamp (4) of mutual series connection at least.
3. according to the described miniature electric cooker of claim 1, it is characterized in that, also include supply socket, supply socket is provided with live wire end (L) and zero line side (N), first end of described power supply input is connected live wire end (L) and zero line side (N) respectively with second end, to constitute live wire branch road and zero line branch road, live wire branch road or zero line branch road are provided with at least one fuse (7), and fuse (7) is arranged near inner bag (17) bottom.
4. according to the described miniature electric cooker of claim 1, it is characterized in that, described temperature controller (2) is temperature controller with manual reset, it is provided with manual closing button (26) and hand-reset button (27), the outer pot surface is provided with for the closed button (14) that touches manual closing button (26), and the reset key (13) that is used for touching hand-reset button (27).
5. according to the described miniature electric cooker of claim 3, it is characterized in that described inner bag (17) bottom is welded with joint pin (21), joint pin (21) bottom surface is provided with inner bolt hole; Outer pot comprises a pot body (8) and the bottom of a pan (11), the bottom of a pan (11) is connected with inner bag (17) by the bottom of a pan screw (24), the corresponding joint pin in the bottom of a pan (11) (21) position has hole, the corresponding the bottom of a pan (111), be provided with heat insulation chock plug (23) in the hole, the bottom of a pan (111), the bottom of a pan (11) screw (24) passes heat insulation chock plug (23) back and is connected with inner bolt hole bottom (11) from the bottom of a pan.
6. according to the described miniature electric cooker of claim 5, it is characterized in that, described inner bag (17) opening is provided with flanging (171), pot body (8) is set in outside the inner bag (17), pot body (8) the corresponding flanging of end face (171) extends upward dash limit (81), concavo-convex location cooperates between pot body (8) bottom surface and the bottom of a pan (11) end face, flanging (171) is undertaken on the dash limit (81), pot body (8) is pressed between flanging (171) and the bottom of a pan (11), is provided with heat-insulation layer (16) between inner bag (17) and the pot body (8).
7. according to the described miniature electric cooker of claim 6, it is characterized in that, described inner bag (17) bottom also is provided with heat transfer plate (20) and heat-conducting plate (18), heat transfer plate (20) is provided with and compresses chamber (201), Low-temp. electrothermal body (101) and high-temperature electric heat body (102) compress in the chamber (201) by being pressed in together behind the insulating heat-conductive layer parcel, and heat transfer plate (20) upper surface is heat-transfer area; Heat-conducting plate (18) is bent into the L type, heat-conducting plate (18) one sides are that heat conduction contact-making surface, opposite side are temperature controller (2) installed surface, described heat-transfer area and the equal corresponding joint pin of described heat conduction contact-making surface (21) are provided with perforate, joint pin (21) is screw rod, screw rod passes perforate and is connected with nut (22), and described heat-transfer area and described heat conduction contact-making surface all are pressed on inner bag (17) bottom by nut (22).
8. according to the described miniature electric cooker of claim 7, it is characterized in that, described Low-temp. electrothermal body (101) and high-temperature electric heat body (102) all are the PTC heat-generating pipe, be provided with mica sheet (19) between heat transfer plate (20) and heat-conducting plate (18) bottom and the bottom of a pan (11), the corresponding joint pin of mica sheet (19) (21) is provided with dodges opening.
9. according to the described miniature electric cooker of claim 7, it is characterized in that described inner bag (17) bottom is provided with wire-hanging hook (25), fuse (7) places in the wire-hanging hook (25), and wire-hanging hook (25) is fixed on the heat transfer plate (20).
10. according to the described miniature electric cooker of claim 5, it is characterized in that, described lid comprises enclosing cover (10) and inner cap (28), enclosing cover (10) is connected with pot body (8) by junction button (9), enclosing cover (10) top is provided with outer vent (103), outer vent (103) bottom is provided with wireway, inner cap (28) center is provided with rubber connector (29), enclosing cover (10) bottom centre is provided with connecting rod and rubber connector (29) joins, the corresponding wireway of inner cap (28) is provided with inner vent, inner vent is arranged with sealing shroud (30) and is connected with wireway, and inner cap (28) periphery also corresponding inner bag (17) opening is provided with sealing ring (31).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320024793 CN203028941U (en) | 2013-01-17 | 2013-01-17 | Micro electric cooker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320024793 CN203028941U (en) | 2013-01-17 | 2013-01-17 | Micro electric cooker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203028941U true CN203028941U (en) | 2013-07-03 |
Family
ID=48681095
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320024793 Expired - Fee Related CN203028941U (en) | 2013-01-17 | 2013-01-17 | Micro electric cooker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203028941U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2015039590A (en) * | 2013-08-23 | 2015-03-02 | 株式会社ジェーピーエヌ | Electric rice cooker for moving vehicle |
| CN105662112A (en) * | 2016-03-15 | 2016-06-15 | 梁炜畅 | Novel electric cooker temperature control assembly and electric cooker using same |
-
2013
- 2013-01-17 CN CN 201320024793 patent/CN203028941U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2015039590A (en) * | 2013-08-23 | 2015-03-02 | 株式会社ジェーピーエヌ | Electric rice cooker for moving vehicle |
| CN105662112A (en) * | 2016-03-15 | 2016-06-15 | 梁炜畅 | Novel electric cooker temperature control assembly and electric cooker using same |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130703 Termination date: 20200117 |