CN205568637U - Electric pan - Google Patents
Electric pan Download PDFInfo
- Publication number
- CN205568637U CN205568637U CN201620102572.5U CN201620102572U CN205568637U CN 205568637 U CN205568637 U CN 205568637U CN 201620102572 U CN201620102572 U CN 201620102572U CN 205568637 U CN205568637 U CN 205568637U
- Authority
- CN
- China
- Prior art keywords
- ptc heater
- food warmer
- electric food
- conducting plate
- pot cover
- Prior art date
- 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.)
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- 238000010438 heat treatment Methods 0.000 claims abstract description 33
- 229910052751 metal Inorganic materials 0.000 claims description 35
- 239000002184 metal Substances 0.000 claims description 35
- 238000010411 cooking Methods 0.000 claims description 10
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical group [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 7
- 229910052782 aluminium Inorganic materials 0.000 claims description 7
- 240000007594 Oryza sativa Species 0.000 abstract 1
- 235000007164 Oryza sativa Nutrition 0.000 abstract 1
- 230000005611 electricity Effects 0.000 abstract 1
- 235000009566 rice Nutrition 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
- 239000004411 aluminium Substances 0.000 description 4
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 4
- 239000010931 gold Substances 0.000 description 4
- 229910052737 gold Inorganic materials 0.000 description 4
- 230000001681 protective effect Effects 0.000 description 4
- 230000005855 radiation Effects 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 239000000919 ceramic Substances 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 230000003670 easy-to-clean Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000835 fiber Substances 0.000 description 2
- 238000010304 firing Methods 0.000 description 2
- 210000000232 gallbladder Anatomy 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 229910052573 porcelain Inorganic materials 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005474 detonation Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000005485 electric heating Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Abstract
The utility model discloses an electric pan belongs to the kitchen appliances field, has solved current electric pan's the technical problem that pot cover heating efficiency is low, the utility model discloses electric pan is including the pot body, pot cover and controlling means, the pot cover becomes the culinary art chamber with the pot bodily form, the pot cover includes inside lining and inner cup, the pot cover still include with the PTC heater that the controlling means electricity is connected, the PTC heater is installed on the inside lining and to inner cup heat transfer. The embodiment of the utility model provides a be applied to electric pan, like electric rice cooker, electric pressure cooker etc.
Description
[technical field]
This utility model relates to kitchen small household appliances, particularly relates to a kind of electric food warmer.
[background technology]
Existing electric food warmer, such as electric cooker, electric pressure cooking saucepan or electric cooking pot, generally comprises pot and pot cover, pot
Body and pot cover form cooking cavity, and pot cover includes inner cap and liner, in order to realize uniformly the adding of food in pot
Heat, electric food warmer typically uses the mode of heating that bottom-heated and top firing combine, top of the prior art
Portion's mode of heating for be on liner laying heating wire, due to heating wire operating temperature generally 1000 DEG C with
On, need outside heating wire to wrap up heat resistance fiber, prevent short-circuit and overheated purpose to play, such heating wire
The heat produced after heating needs could be to external radiation through heat resistance fiber, and heat transference efficiency is low, and can cause
The loss of partial heat energy, it addition, electric-heating-wire-heating there is also oxidizable blow, the problem such as poor stability.
[utility model content]
Technical problem to be solved in the utility model is to overcome the deficiencies in the prior art to provide a kind of electric heating
Pot, is effectively improved the efficiency of heating surface of pot cover.
Solving above-mentioned technical problem, this utility model adopts the following technical scheme that
A kind of electric food warmer, including pot, pot cover and control device, described pot cover forms cooking cavity with pot,
Described pot cover includes the PTC heating that liner and inner cap, described pot cover also include electrically connecting with described control device
Device, described ptc heater is arranged on described interior lining and to inner cap radiant heat transfer.
Further scheme, described liner includes lining lid and is located at the metal heat-conducting plate of described lining lid bottom surface, institute
State ptc heater to be arranged on described metal heat-conducting plate.
Further scheme, described metal heat-conducting plate partially recessed formation cavity, described ptc heater is fixed
In described cavity.
Further scheme, described ptc heater bottom surface is in close contact with pocket base wall.
Further scheme, described ptc heater includes heating plate and conducting strip, the area of described conducting strip
More than the area of described heating plate, described conducting strip abuts on metal heat-conducting plate.
Further scheme, corresponding described ptc heater position, described lining lid bottom surface is provided with groove, described PTC
Gap is had between heater upper surface and described groove floor.
Further scheme, described liner includes lining lid and is located at the metal heat-conducting plate of described lining lid bottom surface, institute
State ptc heater to be arranged on described lining and cover and contact with described metal heat-conducting plate.
Further scheme, described metal heat-conducting plate is aluminium sheet.
Further scheme, described ptc heater is arranged close to the position at described liner edge.
Further scheme, the heating-up temperature of described ptc heater is 50 °～300 °.
The beneficial effects of the utility model:
1, electric food warmer of the present utility model use ptc heater realize top firing, this ptc heater with
The control device electrical connection of electric food warmer, ptc heater is arranged on interior lining and to inner cap radiant heat transfer, due to
Ptc heater operating temperature is relatively low, can be directly against being contained in interior lining without doing overtemperature protection, so
The heat produced during ptc heater work can be directly transferred to interior lining, then by liner downward radiation to interior
Cover, reduce the heat energy loss produced on overheat protective structure, also improve the thermal efficiency simultaneously；Furthermore, PTC
Heater also can regulate the output of self-heating power according to the change of ambient temperature, has autocontrol temperature
Feature, it is not necessary to special temperature protective device is set；The most rubescent, flames of anger during ptc heater work, no
Burning, uses safer.
Further, since ptc heater is arranged on interior lining and to inner cap radiant heat transfer, inside covers and be difficult to attachment
Condensed water, reduces the generation of condensed water, makes inner cap be easy to clean；Owing to ptc heater operating temperature is compared
The operating temperature of existing heating wire is much lower, also can reduce user and touch the risk that inner cap is burned.
2, liner includes lining lid and is located at the metal heat-conducting plate of lining lid bottom surface, and ptc heater is arranged on metal and leads
On hot plate, ptc heater can more be adjacent to metal heat-conducting plate and arrange, beneficially heat transfer.
3, metal heat-conducting plate partially recessed formation cavity, ptc heater is fixed in cavity, the design of cavity
There is provided enough installing spaces for ptc heater, reduce the height of liner.
4, ptc heater includes heating plate and conducting strip, and the area of conducting strip, more than the area of heating plate, is led
Backing abuts on metal heat-conducting plate, and conducting strip can expand heat-transfer surface, improves heat transference efficiency.
5, lining correspondence ptc heater position, lid bottom surface is provided with groove, ptc heater upper surface and groove-bottom
Having gap between face, when metal heat-conducting plate being arranged on lining and covering, ptc heater pair can be avoided in gap
Lining lid generation interference, beneficially metal heat-conducting plate are arranged on lining smoothly and cover.
6, metal heat-conducting plate is aluminium sheet, and the heat-conducting plate of aluminum has the feature of light weight, low cost.
7, ptc heater is arranged close to the position at liner edge, on the one hand can be to existing production
Mould carries out big transformation, reduces manufacturing cost；On the other hand, ptc heater will not by pot cover its
The interference of his structure and impact.
8, the heating-up temperature of ptc heater is 50 °～300 °, and ptc heater is for carrying out auxiliary to food
Helping heating, therefore without arranging too high operating temperature, in this temperature range, ptc heater can be right
Food plays good heats, and is greatly saved electric energy.
These features of the present utility model and advantage will be detailed in following detailed description of the invention, accompanying drawing
Disclose.
[accompanying drawing explanation]
Below in conjunction with the accompanying drawings this utility model is described further:
Fig. 1 is the detonation configuration schematic diagram of electric food warmer inner cap and liner in this utility model preferred embodiment；
Fig. 2 is the structural representation of electric food warmer metal heat-conducting plate in this utility model preferred embodiment；
Fig. 3 is the assembling structural representation of this utility model preferred embodiment ptc heater and liner.
[detailed description of the invention]
The technical scheme of this utility model embodiment is solved by the accompanying drawing below in conjunction with this utility model embodiment
Release and illustrate, but following embodiment is only preferred embodiment of the present utility model, and not all.Based on enforcement
Embodiment in mode, those skilled in the art are obtained other on the premise of not making creative work
Embodiment, broadly falls into protection domain of the present utility model.
The electric food warmer proposed in this utility model preferred embodiment, including pot and pot cover, pot cover is connected to pot
On body, being provided with a pot gallbladder in pot, pot cover Guan Bi pot gallbladder oral area forms cooking cavity, and pot cover includes inner cap and upper cover,
Upper cover includes cover and liner.The electric food warmer of the present embodiment can be with electric cooker, it is also possible to be electric pressure cooking saucepan, right
Belong in the concrete structure of electric food warmer and operation principle thereof and it is known in the art that this utility model embodiment is no longer tied
Close accompanying drawing it to be described in detail, with reference to electric cooker or the electric pressure cooking saucepan of existing routine.
With reference to Fig. 1, for realizing the three-dimensional heating of electric food warmer, this utility model embodiment is on the pot cover of electric food warmer
Adding ptc heater 4, this ptc heater 4 electrically connects with the control device of electric food warmer, ptc heater
4 are arranged on interior lining and to inner cap 3 radiant heat transfer, and so design is advantageous in that: ptc heater 4 works
Temperature is relatively low, can be directly against being contained in interior lining without doing overtemperature protection, such ptc heater 4 work
The heat produced when making can be directly transferred to interior lining, then by liner downward radiation to inner cap 3, reduces
The heat energy loss produced on overheat protective structure, also improves the thermal efficiency simultaneously；Furthermore, ptc heater 4
Also can regulate the output of self-heating power according to the change of ambient temperature, there is the feature of autocontrol temperature,
Without arranging special temperature protective device；Ptc heater 4 is the most rubescent when working, the flames of anger, does not burns,
Use safer.In addition, the characteristic of the autocontrol temperature of ptc heater 4 also can be by power consumption optimization
Controlling in minimum, the high heating efficiency of thermal sensitive ceramics also can be substantially improved the utilization ratio of electric energy simultaneously, more
Power and energy saving；Finally, due to ptc heater 4 does not produce radiation, more environmental protection when heating.
With reference to Fig. 1 and 2, when this preferred embodiment is embodied as, above-mentioned liner includes lining lid 1 and metal heat-conducting
Plate 2, metal heat-conducting plate 2 can be corrosion resistant plate, copper coin or aluminium sheet etc., in order to alleviate weight and the reduction of pot cover
The cost of pot cover, the metal heat-conducting plate 2 in the present embodiment is preferably aluminium sheet.Ptc heater 4 is arranged on gold
Belonging on heat-conducting plate 2, and be connected with controlling device by wire 5, ptc heater 4 includes heating plate 41 He
Conducting strip 42, heating plate 42 is connected to the upper surface of conducting strip 42, and the heater element of heating plate 41 is typically adopted
With thermal sensitive ceramics, the sourest white pottery porcelain, its radiator is the Heat Conduction Materials such as copper, aluminum or rustless steel, too
The operating temperature of acid white pottery porcelain is relatively low, and well below the operating temperature of heating wire 1000 ° in prior art,
Therefore ptc heater 4 can be concrete directly against being contained in interior lining without doing overtemperature protection, conducting strip
42 directly contact connection with metal heat-conducting plate 2, and heat produced by heating plate 41 is passed through gold by conducting strip 42
Belong to heat-conducting plate 2 and inner cap 3 is delivered in cooking cavity, be now difficult on inner cap 3 adhere to condensed water, decrease cold
The generation of solidifying water, makes inner cap 3 be easy to clean, compared with prior art, owing to ptc heater 4 works temperature
It is much lower that degree compares the operating temperature of existing heating wire, the most also can reduce user and touch inner cap 3 and be burned
Risk.
Owing to ptc heater for carrying out auxiliary heating to food, therefore without arranging too high operating temperature,
The operating temperature of the ptc heater in the present embodiment is 50 °～300 °, in this temperature range, PTC
Food can be played good heats by heater, and is greatly saved electric energy.
In order to expand the scope of ptc heater 4 heat transmission, the area of the conducting strip 42 in this utility model
More than the area of heating plate 41, the heat that now heating plate 41 produces is transferred on conducting strip 42, conducting strip
42 diffusion areas expanding heat, so that heat can quickly fill with in cooking cavity, add food
Heat, is conducive to promoting the mouthfeel of food.
With reference to Fig. 3, the partially recessed formation cavity 21 of metal heat-conducting plate 2, ptc heater 4 is fixedly mounted on
In cavity 21, and be in close contact with the diapire of cavity 21, i.e. conducting strip 42 is straight with the diapire of cavity 21
Contact connects.So design is advantageous in that: can provide enough installing space for ptc heater 4,
Reduce the axial height of liner.
On lining lid 1, the installation site of corresponding ptc heater 4 is provided with groove 11, groove 11 and cavity 21 shape
Becoming to accommodate chamber, ptc heater 4 is positioned at receiving intracavity, and the present embodiment heats with PTC in the bottom surface of groove 11
Gap 12 it is additionally provided with between the upper surface of device 4, consequently, it is possible to when assembling lining lid 1 and metal heat-conducting plate 2,
Can avoid ptc heater 4 that the installation of lining lid 1 is produced to interfere, be conducive to pacifying metal heat-conducting plate 2 smoothly
It is contained on lining lid 1.
In other embodiments of the present utility model, in order to simplify metal heat-conducting plate and the processing of lining lid, metal
Without arranging cavity on heat-conducting plate, and lining covers without arranging groove, and ptc heater is directly installed on gold
Belonging on heat-conducting plate, also can reach the effect similar to this preferred embodiment, those skilled in the art are according to this reality
By the technical scheme of novel preferred embodiment it will be appreciated that the most no longer describe in detail.
Cavity 21 in this preferred embodiment is positioned close to the position at metal heat-conducting plate 2 edge, now PTC
Heater 4 is located close to the position at liner edge, the most so designs, on the one hand, due to existing skill
Being additionally provided with steam valve and temperature control equipment 6 in the middle part of liner in art, therefore the middle part at metal heat-conducting plate 2 must
The admission opening 22 connected with steam valve must be provided with, so, if ptc heater 4 is arranged on middle position
Put, not only can affect the discharge of water vapour, also suffer from the humidity impact of water vapour, and then make PTC heat
Device 4 lost efficacy, reduction of service life；On the other hand, if ptc heater 4 is arranged on medium position,
Then steam valve, temperature control equipment 6 and admission opening 22 must change original position, now will be to lining lid
1 and the mould of metal heat-conducting plate 2 transform on a large scale, add manufacturing cost.To sum up, this is the most real
Execute the position that in example, ptc heater 4 is arranged close to liner edge.
In other embodiments of the present utility model, ptc heater also may be installed lining lid 1 on and with gold
Belonging to heat-conducting plate 2 to contact, such design also can reach the effect similar to preferred embodiment.
The above, detailed description of the invention the most of the present utility model, but protection domain of the present utility model is also
It is not limited to this, is familiar with this those skilled in the art and should be understood that this utility model includes but not limited to accompanying drawing
Content described in detailed description of the invention above.Any without departing from function of the present utility model and structural principle
Amendment be intended to be included in the scope of claims.
Claims (10)
1. an electric food warmer, including pot, pot cover and control device, described pot cover forms cooking cavity with pot,
Described pot cover includes liner and inner cap, it is characterised in that described pot cover also includes being electrically connected with described control device
The ptc heater connect, described ptc heater is arranged on described interior lining and to inner cap radiant heat transfer.
2. electric food warmer as claimed in claim 1, it is characterised in that described liner includes lining lid and is located at institute
Stating the metal heat-conducting plate of lining lid bottom surface, described ptc heater is arranged on described metal heat-conducting plate.
3. electric food warmer as claimed in claim 2, it is characterised in that the described partially recessed shape of metal heat-conducting plate
Becoming cavity, described ptc heater is fixed in described cavity.
4. electric food warmer as claimed in claim 3, it is characterised in that described ptc heater bottom surface and cavity
Diapire is in close contact.
5. electric food warmer as claimed in claim 2, it is characterised in that described ptc heater includes heating plate
And conducting strip, the area of described conducting strip is more than the area of described heating plate, and described conducting strip abuts in metal
On heat-conducting plate.
6. electric food warmer as claimed in claim 2, it is characterised in that the corresponding described PTC in described lining lid bottom surface
Heater locations is provided with groove, has gap between described ptc heater upper surface and described groove floor.
7. electric food warmer as claimed in claim 1, it is characterised in that described liner includes lining lid and is located at institute
State lining lid bottom surface metal heat-conducting plate, described ptc heater be arranged on described lining cover and with described metal
Heat-conducting plate contacts.
8. the electric food warmer stated such as one of claim 2 to 7, it is characterised in that described metal heat-conducting plate is aluminum
Plate.
9. the electric food warmer stated such as one of claim 1 to 7, it is characterised in that described ptc heater is installed
In the position near described liner edge.
10. the electric food warmer stated such as one of claim 1 to 7, it is characterised in that described ptc heater
Heating-up temperature is 50 °～300 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620102572.5U CN205568637U (en) | 2016-02-01 | 2016-02-01 | Electric pan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620102572.5U CN205568637U (en) | 2016-02-01 | 2016-02-01 | Electric pan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205568637U true CN205568637U (en) | 2016-09-14 |
Family
ID=56881933
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620102572.5U Active CN205568637U (en) | 2016-02-01 | 2016-02-01 | Electric pan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205568637U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018068425A1 (en) * | 2016-10-14 | 2018-04-19 | 东莞佐佑电子科技有限公司 | Convection conduction type electrical heating device for electric cooker |
| CN108720577A (en) * | 2017-04-19 | 2018-11-02 | 佛山市顺德区美的电热电器制造有限公司 | A kind of control method and equipment |
-
2016
- 2016-02-01 CN CN201620102572.5U patent/CN205568637U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018068425A1 (en) * | 2016-10-14 | 2018-04-19 | 东莞佐佑电子科技有限公司 | Convection conduction type electrical heating device for electric cooker |
| CN108720577A (en) * | 2017-04-19 | 2018-11-02 | 佛山市顺德区美的电热电器制造有限公司 | A kind of control method and equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |