CN213604912U - Solar energy lunch-box with fresh-keeping and heating function - Google Patents
Solar energy lunch-box with fresh-keeping and heating function Download PDFInfo
- Publication number
- CN213604912U CN213604912U CN202023018991.6U CN202023018991U CN213604912U CN 213604912 U CN213604912 U CN 213604912U CN 202023018991 U CN202023018991 U CN 202023018991U CN 213604912 U CN213604912 U CN 213604912U
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- cavity
- box body
- fan
- box
- heat insulation
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- Expired - Fee Related
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/14—Thermal energy storage
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E70/00—Other energy conversion or management systems reducing GHG emissions
- Y02E70/30—Systems combining energy storage with energy generation of non-fossil origin
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- Purses, Travelling Bags, Baskets, Or Suitcases (AREA)
- Devices That Are Associated With Refrigeration Equipment (AREA)
Abstract
The utility model provides a solar energy lunch-box with fresh-keeping and heating function, it includes box body, lid, the buckle that is used for locking the lid and the handle that conveniently carries, its characterized in that: the bottom of the box body is provided with a base, and an external power supply jack is arranged on the base; the top of the box cover is provided with a solar absorption plate, and a battery is arranged in the box cover; the inner wall of the box body is provided with a heat insulation layer, the inner cavity of the box body is divided into a heat insulation cavity and a refrigeration cavity through a heat insulation partition plate, and air holes are formed in the upper parts of the heat insulation cavity and the refrigeration cavity; the bottom of the heat preservation cavity is provided with a fan and a semiconductor heating piece wrapped with a phase-change energy storage material, and the bottom of the refrigeration cavity is provided with a fan and a semiconductor refrigeration piece wrapped with a phase-change energy storage material; the semiconductor refrigerating sheet, the semiconductor heating sheet and the fan are connected with the control switch in an electric connection mode.
Description
Technical Field
The utility model relates to an article for daily use, in particular to a solar lunch box with fresh keeping and heating functions.
Background
Lunch boxes are common tableware in daily life, can contain food and are convenient to carry. The lunch box is one of indispensable tableware for office people, especially advocates the green healthy diet mode now, and most people can choose to make the meal in advance and bring to the company and eat, rather than sell, and the food nutrition collocation of doing oneself is more balanced also cleaner and more sanitary. The storage of food is a big problem, and the food can not only become cold or even go bad after being placed for a long time, but also can cause the waste of food, and even can cause health problems if the food is carelessly eaten by mistake.
Therefore, various heat preservation lunch boxes appear on the market, but the heat preservation lunch boxes on the market generally only have the single function of heat preservation, some foods like fruits do not need heat preservation, and if the foods are placed for too long time, the heat preservation effect is not ideal, so that the requirements of normal use cannot be met.
Disclosure of Invention
The utility model aims at providing a solar lunch box with fresh-keeping and heating functions aiming at the defects existing in the prior art. The utility model discloses a solar energy lunch-box has solved the lunch-box among the prior art fresh-keeping time shorter, the heat preservation effect is relatively poor, unable self-heating and unable outstanding problems such as electric power storage.
The purpose of the utility model can be realized by the following technical measures:
the solar lunch box with the functions of preservation and heating comprises a box body, a box cover, a buckle for locking the box cover and a handle which is convenient to carry; the bottom of the box body is provided with a base, and an external power supply jack is arranged on the base; the top of the box cover is provided with a solar absorption plate, and a battery is arranged in the box cover; the inner wall of the box body is provided with a heat insulation layer, the inner cavity of the box body is divided into a heat insulation cavity and a refrigeration cavity through a heat insulation partition plate, and air holes are formed in the upper parts of the heat insulation cavity and the refrigeration cavity; a fan for heat dissipation and a semiconductor heating sheet wrapped with a phase-change energy storage material are arranged at the bottom of the heat preservation cavity, and a fan for heat dissipation and a semiconductor refrigerating sheet wrapped with a phase-change energy storage material are arranged at the bottom of the refrigerating cavity; the semiconductor refrigerating sheet, the semiconductor heating sheet and the fan are connected with the control switch in an electric connection mode.
Furthermore, in the utility model, the outer wall of the box body is provided with a display screen for displaying temperature; and temperature sensors are arranged on the inner walls of the heat preservation cavity and the refrigeration cavity.
The fan is any one of a variable frequency fan, a fixed frequency fan or a gear shifting fan.
The utility model discloses an electric connection line sets up between box body inner wall and heat preservation.
The utility model has the advantages as follows:
(1) the solar energy lunch box can be utilized by arranging the solar energy absorption plate at the top of the box cover
Solar energy supplies energy to the box body, has practiced thrift the resource, and the inconvenient problem of charging of going out can be solved well to the theory of compound green simultaneously. Solar energy is converted into the electric energy of semiconductor refrigeration piece, semiconductor heating piece and fan operation through solar energy absorption board, and unnecessary electric energy can be stored in the battery in addition, if there is the needs can also be used as a portable power source and charge the treasured promptly, can give the line and bring very big facility when going out to carry. In addition, the bottom of the box body is provided with an external power supply jack, the battery can be charged, various modes are set according to different requirements of users, and the requirements of different people are met.
(2) The semiconductor refrigerating sheet is arranged in the box body, so that the aim of refrigerating is fulfilled, and the refrigerator is protected
The temperature in the box body is kept low so as to store some foods needing fresh keeping, such as fruits and the like. The semiconductor refrigerating plate is filled with phase-change energy storage materials around, and the cold energy produced by the semiconductor refrigerating plate is stored by the phase-change energy storage materials and is continuously supplied to the interior of the box body, so that the temperature in the box body is maintained within a required temperature range.
(3) The semiconductor heating sheet is arranged in the box body to achieve the purposes of heating and heat preservation
In (1). The semiconductor heating sheet continuously generates heat which is stored in the phase-change energy storage material, if food needs to be heated, the heat is provided for heating the food, and if the food needs to be kept warm, the phase-change energy storage material stores redundant heat to keep the interior of the box body within a required temperature range.
(4) The other side of the semiconductor refrigerating sheet and the semiconductor heating sheet can radiate heat when in work,
in order to discharge the heat in time, fans are arranged below the semiconductor refrigerating sheet and the semiconductor heating sheet for heat dissipation. In addition, in order to monitor the temperature inside the box body in time, temperature sensors are installed on two sides inside the box body, a display screen is connected to the outer side of the box body, and a user can directly observe the temperature inside the box body, so that the temperature can be regulated and controlled as required.
The utility model discloses a lunch-box can be extensive be applicable to occasions such as office, ward, school and field.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a cross-sectional view of the box body of the present invention.
The numbering of the components in the figure is as follows: 1-box body, 2-box cover, 3-handle, 4-buckle, 5-solar energy absorption plate, 6-battery, 7-air vent, 8-temperature sensor, 9-heat insulation layer made of polyurethane heat insulation material, 10-electric wire, 11-semiconductor heating piece, 12-semiconductor refrigerating piece, 13-phase change energy storage material, 14-fan, 15-external power supply jack, 16-base.
Detailed Description
The invention will be further described with reference to examples of embodiments (figures):
as shown in fig. 1 and 2, the solar lunch box with preservation and heating functions of the utility model comprises a box body 1, a box cover 2, a buckle 4 for locking the box cover and a handle 3 which is convenient to carry; the bottom of the box body 1 is provided with a base 16 which enables the box body to be placed more stably, and the base 16 is provided with an external power supply jack 15; the top of the box cover 2 is provided with a solar absorption plate 5, and a battery 6 is arranged in the box cover 2; the inner wall of the box body 1 is provided with a heat preservation layer 9, the inner cavity of the box body 1 is divided into a heat preservation cavity and a refrigeration cavity through a heat preservation clapboard, and the upper parts of the heat preservation cavity and the refrigeration cavity are respectively provided with an air vent 7; a fan for heat dissipation and a semiconductor heating sheet 11 wrapped with a phase-change energy storage material are arranged at the bottom of the heat preservation cavity, and a fan for heat dissipation and a semiconductor refrigerating sheet 12 wrapped with a phase-change energy storage material are arranged at the bottom of the refrigerating cavity; the semiconductor refrigerating sheet, the semiconductor heating sheet and the fan are connected with the control switch in an electric connection mode.
The phase-change energy storage material can be used for storing the cold and heat generated by the semiconductor refrigerating sheet and the semiconductor heating sheet so as to heat or refrigerate the internal food, can meet the required temperature of the internal food for a long time, and can also play a role in further saving energy.
Furthermore, in the utility model, the outer wall of the box body 1 is provided with a display screen for displaying temperature; and temperature sensors 8 are arranged on the inner walls of the heat preservation cavity and the refrigeration cavity.
The fan 14 is any one of a variable frequency fan, a fixed frequency fan or a gear shifting fan.
The air holes 7 respectively arranged on the upper parts of the heat preservation cavity and the refrigeration cavity of the box body can be used for exhausting air, so that the influence on the taste of food caused by water vapor in the box body is prevented. The temperature sensor 8 is electrically connected with the display screen, so that the internal temperature can be observed in time, and the temperature can be adjusted according to the requirement.
Claims (3)
1. The utility model provides a solar energy lunch-box with fresh-keeping and heating function, it includes box body, lid, the buckle that is used for locking the lid and the handle that conveniently carries, its characterized in that: the bottom of the box body is provided with a base, and an external power supply jack is arranged on the base; the top of the box cover is provided with a solar absorption plate, and a battery is arranged in the box cover; the inner wall of the box body is provided with a heat insulation layer, the inner cavity of the box body is divided into a heat insulation cavity and a refrigeration cavity through a heat insulation partition plate, and air holes are formed in the upper parts of the heat insulation cavity and the refrigeration cavity; the bottom of the heat preservation cavity is provided with a fan and a semiconductor heating piece wrapped with a phase-change energy storage material, and the bottom of the refrigeration cavity is provided with a fan and a semiconductor refrigeration piece wrapped with a phase-change energy storage material; the semiconductor refrigerating sheet, the semiconductor heating sheet and the fan are connected with the control switch in an electric connection mode.
2. The solar lunch box with the functions of freshness preservation and heating according to claim 1, wherein: the outer wall of the box body is provided with a display screen for displaying temperature; and temperature sensors are arranged on the inner walls of the heat preservation cavity and the refrigeration cavity.
3. The solar lunch box with the functions of freshness preservation and heating according to claim 1, wherein: the fan is any one of a variable frequency fan, a fixed frequency fan or a gear shifting fan.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023018991.6U CN213604912U (en) | 2020-12-16 | 2020-12-16 | Solar energy lunch-box with fresh-keeping and heating function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023018991.6U CN213604912U (en) | 2020-12-16 | 2020-12-16 | Solar energy lunch-box with fresh-keeping and heating function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213604912U true CN213604912U (en) | 2021-07-06 |
Family
ID=76639276
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023018991.6U Expired - Fee Related CN213604912U (en) | 2020-12-16 | 2020-12-16 | Solar energy lunch-box with fresh-keeping and heating function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213604912U (en) |
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2020
- 2020-12-16 CN CN202023018991.6U patent/CN213604912U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210706 Termination date: 20211216 |
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| CF01 | Termination of patent right due to non-payment of annual fee |