CN202233697U - Multifunctional DC high-temperature heating lunch box - Google Patents
Multifunctional DC high-temperature heating lunch box Download PDFInfo
- Publication number
- CN202233697U CN202233697U CN2011202915825U CN201120291582U CN202233697U CN 202233697 U CN202233697 U CN 202233697U CN 2011202915825 U CN2011202915825 U CN 2011202915825U CN 201120291582 U CN201120291582 U CN 201120291582U CN 202233697 U CN202233697 U CN 202233697U
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- lunch box
- heating
- shell
- direct current
- current heat
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Abstract
The utility model discloses a multifunctional DC high-temperature heating lunch box which comprises a lunch box unit and a heating unit; the lunch box unit comprises a lunch box casing and a lunch box sealing cover; the heating unit comprises a heating casing and a heating element; when the lunch box casing is placed in the inner chamber of the heating casing, the lunch box sealing cover is matched with the lunch box casing and the upper end opening of the heating unit at the same time; and the heating element is placed in the inner chamber of the heating casing and is supplied with power by a portable power supply unit and/or an external power supply. The multifunctional DC high-temperature heating lunch box provided by the utility model can satisfy the requirements of people in different living, working and learning environments for food, can improve the palatability of food, has the advantages of simple structure, low cost, convenience in carrying and use, energy conservation and safety, and is suitable for being widely used in various environments.
Description
Technical field
The utility model relates to a kind of lunch box device, relates in particular to a kind of lunch box with direct current heat function.
Background technology
In work and life; People usually can be because of multiple former thereby have in power supplys such as office, open air use the environment of difficulty, have a dinner; At this moment, how to let people just become a problem of having to face as enjoying the sufficient dainty of heating at home.For overcoming this problem, people are developed and multiple firing equipment, and like micro-wave oven, heating lunch box etc., but wherein the general volume of device such as micro-wave oven is bigger, not portable, and the heating lunch box more and more receives user's favor because of its advantage such as portable, easy to use.Common in the market heating lunch box mainly contains three kinds; Comprise 220V alternating current heating lunch box, use the heating lunch box of USB power supply and use cigar lighter 12V power supply as the heating lunch box of power supply source etc.; But these lunch boxes all have many deficiencies, such as, aforesaid first kind can only be in the place that power supply is arranged near power supply use, the little inconvenience of moving range, operating voltage is high, power consumption is big; And, electric shock hidden danger is arranged during operational failure owing to use the 220V AC power; Aforesaid second kind of heating lunch box can only heat having on the USB auxiliary equipment, and the scope of application is restricted, and heating-up temperature is generally at 60 ℃-80 ℃, and the heating of can't seething with excitement, temperature are non-adjustable; And aforesaid the third heating lunch box can only use in automobile, and the scope of application is restricted, and heating-up temperature is non-adjustable.
The utility model content
The purpose of the utility model is to provide a kind of multi-functional direct current heat lunch box; It can be under no external power supply situation in various environment operate as normal widely, heating-up temperature is high, energy-saving safety; And can heat food in many ways, thereby overcome deficiency of the prior art.
For realizing above-mentioned utility model purpose, the utility model has adopted following technical scheme:
A kind of multi-functional direct current heat lunch box comprises lunch box unit and heating unit, it is characterized in that:
Said lunch box unit comprises lunch box shell and lunch box seal cover, and said heating unit comprises heating shell and heating element heater;
When said lunch box shell placed the heating shell inner cavity, said lunch box seal cover cooperated with lunch box shell and heating unit open upper end portion simultaneously;
Said heating element heater places the heating shell inner cavity, and by portable power unit and/or external power supply power supply.
Said heating element heater respectively through power switch and temperature regulation switch and portable power unit box/or external power supply be connected, said power switch and temperature regulation switch all are fixed on the heating shell.
Said heating outer casing inner wall bottom is symmetrical set a plurality of protuberances that supply to support the lunch box shell.
Said lunch box shell is provided with a plurality of steam small openings.
Said lunch box shell is provided with a plurality of steam small openings that cooperate with said protuberance;
When each steam small opening and each protuberance are corresponding one by one when being provided with, each protuberance inserts corresponding steam small opening respectively, and the lunch box shell touches with the heating element heater that is arranged at heating shell inner cavity bottom mutually;
And when each steam small opening and each protuberance shifted to install, the lunch box shell was held up by said protuberance.
Said protuberance is the bar shaped protuberance that vertically is provided with.
Said power supply unit box comprises battery case, the charge-discharge protection circuit that is provided with an above lithium battery in the said battery case and is connected with said lithium battery, and this charge-discharge protection circuit is connected with charger through the charging port of being located on the battery case.
Also be provided with the plate that boosts in the said battery case, the said plate that boosts is provided with the port of supplying power more than, and said power supply port all exposes from battery case box wall, and this plate that boosts is connected with charging port with charge-discharge protection circuit.
Be provided with two lithium batteries that parallel connection is provided with in the said battery case, be provided with balance plate between these two lithium batteries.
Said charger adopts the charger that can the 220V alternating voltage be converted into the output of 4.2V DC voltage.
Compared with prior art, the utility model has following advantage at least:
(1) field of employment:, not used by the place restriction because portable power supplies such as use large-capacity high-power lithium ion battery are full of electricity to lithium ion battery in the time of only need going out to get final product;
(2) Portability: adopt light heating lunch box and small size high capacity cell, place in common portable and the knapsack and all can carry out;
(3) power consumption: power consumption is lower relatively about 60W for the heating mean power;
(4) heats: extremely seethe with excitement at 60 ℃-100 ℃ through the temperature control heating-up temperature;
(5) the plate output socket of setting up that boosts can be used as the charge power supply or the stand-by power supply of mobile device (mobile digital products such as mobile phone, MP4, digital camera).
The utility model can lack under the external power supply environment; Solve the have a dinner heating problems of people under situation such as work, study, life, travelling, camping; Especially through large-capacity high-power lithium ion battery etc. this multi-functional direct current heat lunch box can fully be heated to solid or liquid food, make people as enjoying the sufficient dainty of heating at home.
Description of drawings
Fig. 1 a is the application state sketch map of the utility model one preferred embodiment when anhydrous heating;
Fig. 1 b is the vertical view of the utility model one preferred embodiment when anhydrous heating;
Fig. 2 is each parts vertical view of the utility model one heating unit;
Fig. 3 a is the application state sketch map of the utility model one preferred embodiment when the water heating is arranged;
Fig. 3 b is the vertical view of the utility model one preferred embodiment when the water heating is arranged;
Fig. 4 is the structural representation of power supply unit in the utility model one preferred embodiment;
Fig. 5 is the circuit diagram of the utility model one preferred embodiment.
The specific embodiment
Below a joint accompanying drawing and a preferred embodiment are further described the technical scheme of the utility model.
Consult Fig. 1-Fig. 5, present embodiment direct current high temperature multifunction electric lunch box comprises lunch box unit, heating unit and power supply unit.
Wherein, this lunch box unit comprises lunch box seal cover 11, lunch box shell 12, and the lunch box seal cover cooperates with the open upper end portion of lunch box shell and heating shell 3, and this lunch box shell 12 is provided with steam small opening 13.
This heating unit comprises heating shell 21, heating element heater 22; This heating shell 21 has the uncovered shape inner chamber that is enough to hold lunch box shell 12; Simultaneously, these heating shell 21 4 side inwall bottoms are arranged with plurality of vertical raised line 26, and heating element heater 22 places this heating shell inner cavity bottom; And this heating element heater is connected with 12V portable power unit 3 through power switch 23, many grades of temperature regulation switch 24 respectively, and this power switch and many grades of temperature regulation switch all are fixed on the heating shell.This heating element heater can adopt heating wire, electric heating bar, electric hot tray etc., but preferably adopts curved low-voltage fire-bar, and described low-voltage is preferably about 12V, and curved structure can make it produce bigger effective area of heat-supply service.Also DC12V power interface 25 can be set on this heating shell.
This power supply unit 3 comprises battery case 31, is provided with two large-capacity high-power lithium ion batteries 32 (supply voltage after the parallel connection is 3.7V, electric current 10Ah) that parallel connection is provided with in this battery case 31; And with these two charge-discharge protection circuits that lithium battery is connected; This charge-discharge protection circuit is integrated to be arranged on the circuit board 33, and this circuit is connected with charger through the 3.7V charging port of being located on the battery case 36, is provided with balance plate 34 between these two lithium batteries; Simultaneously; Also be provided with the 12V plate 35 that boosts in this battery case, this plate that boosts is provided with some power supply ports, like 5V and 12V power supply port; Can switch through a switch 37 between these power supply ports; And these power supply ports all expose from battery case box wall, and this plate that boosts is connected with charging port with charge-discharge protection circuit, and this charger adopts the charger that can the 220V alternating voltage be converted into the output of 4.2V DC voltage.
This electric heating mess tin can adopt two kinds of occupation modes, and wherein, consulting shown in Fig. 1 a-1b is anhydrous occupation mode; Under this occupation mode; Can heating-up temperature be adjusted to 60 ℃～100 ℃ through temperature regulation switch, the raised line 26 that the steam small opening 13 on the lunch box shell is aimed on the heating shell is put into the lunch box shell, and the lunch box outer casing bottom is directly contacted with heating shell inner cavity bottom; It is fit to a needs and carries out 60 ℃ of common foods of heating and handling, and is convenient and swift; Consult Fig. 3 a-3b system and add the water occupation mode, temperature regulation switch is adjusted to heating-up temperature more than 100 ℃, makes steam small opening 13 and raised line 26 staggered the putting into of heating on the shell on the lunch box shell; The lunch box shell places raised line 26 tops; Water 4 through heating shell inner cavity bottom adds makes the water boiling, its lunch box outer casing bottom of heating is reached fully heat through 13 pairs of foods of steam small opening; Suitable needs carry out the food that high temperature steams, and can keep the unlikely losses such as nutritional labeling of food.
The electric heating mess tin of present embodiment has following characteristics: owing to use the large-capacity high-power lithium ion battery, in the time of only need going out lithium ion battery is full of electricity and gets final product, not used by the place restriction; Adopt light heating lunch box and small size high capacity cell, place in common portable and the knapsack and all can carry out; The heating mean power is about 60W, and power consumption is lower relatively; 60 ℃-100 ℃ extremely boilings, heating is efficient through the temperature control heating-up temperature; The plate output socket of setting up that boosts can be used as the charge power supply or the stand-by power supply of mobile device (mobile digital products such as mobile phone, MP4, digital camera).
Electric heating mess tin by the utility model; Can satisfy people along with the raising day by day of living standard to the food quality; The high request of diet, and its carry, easy to use, energy-saving safety; Being suitable for going out outside under the situation such as work, study, life, travelling, camping and using, is a kind of necessity of green living in fact.
Above embodiment only supplies to explain the usefulness of the utility model; But not to the restriction of the utility model, the technical staff in relevant technologies field is under the situation of spirit that does not break away from the utility model and scope; Do various conversion or modification, all belonged to the category of the utility model.
Claims (10)
1. a multi-functional direct current heat lunch box comprises lunch box unit and heating unit, it is characterized in that:
Said lunch box unit comprises lunch box shell and lunch box seal cover, and said heating unit comprises heating shell and heating element heater;
When said lunch box shell placed the heating shell inner cavity, said lunch box seal cover cooperated with lunch box shell and heating unit open upper end portion simultaneously;
Said heating element heater places the heating shell inner cavity, and by portable power unit box/or external power supply power supply.
2. multi-functional direct current heat lunch box according to claim 1; It is characterized in that: said heating element heater is connected with portable power unit box and/or external power supply with temperature regulation switch through power switch respectively, and said power switch and temperature regulation switch all are fixed on the heating shell.
3. multi-functional direct current heat lunch box according to claim 1 is characterized in that: said heating outer casing inner wall bottom is symmetrical set a plurality of protuberances that supply to support the lunch box shell.
4. according to claim 1 or 3 described multi-functional direct current heat lunch boxes, it is characterized in that: said lunch box shell is provided with a plurality of steam small openings.
5. multi-functional direct current heat lunch box according to claim 3 is characterized in that: said lunch box shell is provided with a plurality of steam small openings that cooperate with said protuberance;
When each steam small opening and each protuberance are corresponding one by one when being provided with, each protuberance inserts corresponding steam small opening respectively, and the lunch box shell touches with the heating element heater that is arranged at heating shell inner cavity bottom mutually;
And when each steam small opening and each protuberance shifted to install, the lunch box shell was held up by said protuberance.
6. according to claim 3 or 5 described multi-functional direct current heat lunch boxes, it is characterized in that: the bar shaped protuberance of said protuberance for vertically being provided with.
7. multi-functional direct current heat lunch box according to claim 1; It is characterized in that: said power supply unit box comprises battery case; The charge-discharge protection circuit that is provided with an above lithium battery in the said battery case and is connected with said lithium battery, this charge-discharge protection circuit is connected with charger through the charging port of being located on the battery case.
8. multi-functional direct current heat lunch box according to claim 7; It is characterized in that: also be provided with the plate that boosts in the said battery case; The said plate that boosts is provided with the port of supplying power more than; Said power supply port all exposes from battery case box wall, and this plate that boosts is connected with charging port with charge-discharge protection circuit.
9. multi-functional direct current heat lunch box according to claim 7 is characterized in that: be provided with two lithium batteries that parallel connection is provided with in the said battery case, be provided with balance plate between these two lithium batteries.
10. multi-functional direct current heat lunch box according to claim 7 is characterized in that: said charger adopts the charger that can the 220V alternating voltage be converted into the output of 4.2V DC voltage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202915825U CN202233697U (en) | 2011-08-12 | 2011-08-12 | Multifunctional DC high-temperature heating lunch box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202915825U CN202233697U (en) | 2011-08-12 | 2011-08-12 | Multifunctional DC high-temperature heating lunch box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202233697U true CN202233697U (en) | 2012-05-30 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011202915825U Expired - Fee Related CN202233697U (en) | 2011-08-12 | 2011-08-12 | Multifunctional DC high-temperature heating lunch box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202233697U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105640364A (en) * | 2014-12-01 | 2016-06-08 | 南京化工职业技术学院 | Chargeable dining insulation pail |
| CN111446745A (en) * | 2020-03-03 | 2020-07-24 | 深圳市倍特力电池有限公司 | Voltage-stabilizing and voltage-boosting battery pack adopting multi-stage battery cells connected in parallel and voltage boosting method thereof |
-
2011
- 2011-08-12 CN CN2011202915825U patent/CN202233697U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105640364A (en) * | 2014-12-01 | 2016-06-08 | 南京化工职业技术学院 | Chargeable dining insulation pail |
| CN111446745A (en) * | 2020-03-03 | 2020-07-24 | 深圳市倍特力电池有限公司 | Voltage-stabilizing and voltage-boosting battery pack adopting multi-stage battery cells connected in parallel and voltage boosting method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120530 Termination date: 20120812 |