CN111838924A - Silica gel covers waterproof heating heat preservation electric lunch-box - Google Patents
Silica gel covers waterproof heating heat preservation electric lunch-box Download PDFInfo
- Publication number
- CN111838924A CN111838924A CN202010585077.5A CN202010585077A CN111838924A CN 111838924 A CN111838924 A CN 111838924A CN 202010585077 A CN202010585077 A CN 202010585077A CN 111838924 A CN111838924 A CN 111838924A
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- China
- Prior art keywords
- lunch
- silica gel
- lunch box
- box body
- electric
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Classifications
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- A—HUMAN NECESSITIES
- A45—HAND OR TRAVELLING ARTICLES
- A45C—PURSES; LUGGAGE; HAND CARRIED BAGS
- A45C11/00—Receptacles for purposes not provided for in groups A45C1/00-A45C9/00
- A45C11/24—Etuis for purposes not covered by a single one of groups A45C11/02 - A45C11/22, A45C11/26, A45C11/32 - A45C11/38
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- A—HUMAN NECESSITIES
- A45—HAND OR TRAVELLING ARTICLES
- A45C—PURSES; LUGGAGE; HAND CARRIED BAGS
- A45C13/00—Details; Accessories
- A45C13/008—Details; Accessories for making water- or air-tight
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
- A47J27/00—Cooking-vessels
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
- A47J36/00—Parts, details or accessories of cooking-vessels
- A47J36/24—Warming devices
- A47J36/26—Devices for warming vessels containing drinks or food, especially by means of burners Warming devices with a burner, e.g. using gasoline; Travelling cookers, e.g. using petroleum or gasoline with one burner
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
- A47J39/00—Heat-insulated warming chambers; Cupboards with heating arrangements for warming kitchen utensils
- A47J39/02—Dish-warmers; Devices to keep food hot
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- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Purses, Travelling Bags, Baskets, Or Suitcases (AREA)
Abstract
The invention belongs to the technical field of lunch boxes, and particularly relates to a heating and heat-preserving electric lunch box with waterproof silica gel covering, which comprises a lunch box body and a lunch box cover, wherein a sealing ring is arranged inside the lunch box cover; the heating mode of the electric heating layer can be regulated and controlled by arranging the regulating and controlling component, so that the heating and heat-preserving temperature can be conveniently regulated and controlled; through the cooperation of temperature sensor, microprocessor, can detect the temperature of lunch-box body heating, as the basis of regulation and control electric heating layer, reduce power supply after can reaching the temperature to can save the electric energy.
Description
Technical Field
The invention relates to the technical field of lunch boxes, in particular to a waterproof heating and heat-insulating electric lunch box covered by silica gel.
Background
The lunch box is a box specially used for containing food, is also called as a box and is mostly made of aluminum, stainless steel and plastic. Taking out: yangshao, san Qianli Jiangshan, fifth paragraph: the rice in the lunch box can get a beep sound. The lunch box comprises a plastic lunch box, a heat preservation lunch box and a common lunch box.
The heat-insulating lunch box is characterized by that a heat-insulating shell is added on the exterior of general lunch box, and its interior and exterior layers are filled with foamed plastics, and its interior layer is plated with metal film. The heat loss is reduced from three aspects of conduction, radiation and convection. An electric heating device is additionally arranged between the lunch box and the shell to supplement the heat loss and keep the meal at a certain higher temperature.
The existing heat-preservation lunch box can slowly cool down the dishes after being used for a long time, the cold rice is not good for the human body, and the reheating needs a microwave oven or a kitchen boiler for heating, so that the operation is inconvenient.
Disclosure of Invention
The invention aims to provide a waterproof heating and heat-insulating electric lunch box covered by silica gel, which solves the problem that the existing heat-insulating lunch box in the background art is inconvenient to operate because the rice and the dish can slowly cool after being used for a long time, the cold rice is not good for human bodies, and the microwave oven or the kitchen boiler is required for heating again.
In order to achieve the purpose, the invention provides the following technical scheme: a heating and heat-insulating electric lunch box with waterproof silica gel covering comprises a lunch box body and a lunch box cover, wherein a sealing ring is arranged inside the lunch box cover, a buckle is arranged at the edge of the lunch box body, a clamping frame matched with the lunch box cover is arranged at the edge of the upper end of the lunch box body, a temperature sensor is embedded in the outer wall of the lunch box body, an electric heating layer is wrapped on the outer wall of the lunch box body, a waterproof power supply interface is electrically connected onto the side wall of the electric heating layer, a regulating and controlling component is electrically connected between the electric heating layer and the waterproof power supply interface, an outer silica gel protecting sleeve is wrapped outside the electric heating layer, a through groove is arranged on the side wall of the outer silica gel protecting sleeve and at a position corresponding to the waterproof power supply interface, a supporting gasket is arranged at the bottom of the outer silica gel protecting sleeve, the, the output of temperature sensor is connected with microprocessor's input, the output of regulation and control switch is connected with microprocessor's input, microprocessor's output opens through relay switch control heating controller and stops, heating controller and electric heating layer electric connection.
Preferably, the lunch box body is a stainless steel lunch box body or a glass lunch box body.
Preferably, the lunch box cover is a stainless steel lunch box cover or a PP plastic lunch box cover.
Preferably, the waterproof power supply interface is a USB waterproof power supply interface.
Preferably, the electric heating layer is a graphene electric heating layer or a resistance wire heating layer.
Preferably, the outer lag of silica gel and supporting washer are injection moulding as an organic whole, and outer lag of silica gel and supporting washer all adopt silica gel to make.
Preferably, the silica gel outer protective sleeve is connected with the lunch box body in a bonding, cold pressing or hot pressing mode.
Compared with the prior art, the invention has the beneficial effects that:
1) the box body of the lunch box can be heated through the arrangement of the electric heating layer, and the heating is convenient and rapid;
2) the heating mode of the electric heating layer can be regulated and controlled by arranging the regulating and controlling component, so that the heating and heat-preserving temperature can be conveniently regulated and controlled;
3) through the cooperation of the temperature sensor and the microprocessor, the temperature of the box body of the lunch box can be detected and used as a basis for regulating the electric heating layer, and the power supply power can be reduced after the temperature is reached, so that the electric energy can be saved and the safety is realized;
4) The protection measures on the aspect of the circuit are better, and the washing can be carried out.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of the silica gel outer protective cover of the present invention;
FIG. 3 is a logic block diagram of the system of the present invention.
In the figure: the lunch box comprises a lunch box body 1, a lunch box cover 2, a buckle 3, a clamping frame 4, a temperature sensor 5, an electric heating layer 6, a regulation and control component 7, a microprocessor 71, a regulation and control switch 72, a relay switch 73, a heating controller 74, a waterproof power supply interface 8, an outer silica gel protecting sleeve 9, a supporting gasket 10 and a through groove 11.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Example (b):
referring to fig. 1-3, the present invention provides a technical solution: a heating and heat-insulating electric lunch box covered with waterproof silica gel comprises a lunch box body 1 and a lunch box cover 2, wherein a sealing ring is arranged inside the lunch box cover 2, a buckle 3 is arranged at the edge of the lunch box body 1, and a clamping frame 4 matched with the lunch box cover 2 is arranged at the edge of the upper end of the lunch box body 1;
the cooperation of lunch-box lid 2, card frame 4 for be difficult to slide between lunch-box body 1 and the lunch-box lid 2, make things convenient for the chucking, when needs use, scratch lunch-box lid 2 from card frame 4 and open, thereby can take off lunch-box lid 2 from lunch-box body 1. When the lunch box is closed, the lunch box cover 2 is covered on the clamping frame 4, so that the lunch box body 1 and the lunch box cover 2 are buckled.
The lunch box body 1 and the lunch box cover 2 are clamped through the buckles 3, so that the lunch box cover 2 cannot fall off from the lunch box body 1.
A temperature sensor 5 is embedded in the outer wall of the lunch box body 1;
the temperature sensor 5 is attached to the outer wall of the lunch box body 1, and can detect the temperature on the lunch box body 1, thereby being used as a basis for judging the temperature of the meal in the lunch box body 1.
The outer wall of the lunch box body 1 is coated with an electric heating layer 6, and the side wall of the electric heating layer 6 is electrically connected with a waterproof power supply interface 8;
The electric heating layer 6 and the waterproof power supply interface 8 are electrically connected with a regulation and control assembly 7, the electric heating layer 6 is coated with a silica gel outer protective sleeve 9, a through groove 11 is formed in the side wall of the silica gel outer protective sleeve 9 and in the position corresponding to the waterproof power supply interface 8, and a support gasket 10 is arranged at the bottom of the silica gel outer protective sleeve 9;
The supporting gasket 10 plays a role of bottom support, and when the lunch box body 1 is placed on a table top, the lunch box is not easy to slide.
Regulation and control subassembly 7 includes microprocessor 71, regulation and control switch 72, relay switch 73 and heating controller 74, temperature sensor 5's output is connected with microprocessor 71's input, regulation and control switch 72's output is connected with microprocessor 71's input, microprocessor 71's output passes through relay switch 73 control heating controller 74 and opens and stop, heating controller 74 and electric heating layer 6 electric connection.
The temperature sensor 5 detects the temperature on the lunch box body 1, the detected temperature is used as a basis for judging the temperature of the meal in the lunch box body 1, and if the detected temperature of the temperature sensor 5 is 60 ℃, the temperature of the meal in the lunch box body 1 can be judged to be about 60 ℃;
through the regulation and control of regulation and control switch 72, can control the heating temperature of electric heating layer 6, if set for heating temperature through regulation and control switch 72 and be 70 degrees centigrade, then temperature sensor 5 detects when the temperature position on lunch-box body 1 is 70 degrees centigrade, and microprocessor 71 controls heating controller 74 through relay switch 73 and stops the heating drive, and heating controller 74 is the direct control circuit of electric heating layer 6.
Furthermore, the lunch box body 1 is a stainless steel lunch box body or a glass lunch box body, the heat conduction of the stainless steel lunch box body is fast, and the glass lunch box body is convenient to clean.
Furthermore, the lunch box cover 2 is a stainless steel lunch box cover or a PP plastic lunch box cover, and has better toughness.
Further, waterproof power supply interface 8 is the waterproof power supply interface of USB, facilitates the use, and in the real life, there are USB interfaces in many places to can find the power source of power supply fast.
Further, electric heating layer 6 is graphite alkene electric heating layer or resistance wire zone of heating, specifically sets for according to the demand of using, selects graphite alkene electric heating layer or resistance wire zone of heating that have on the market, sets for its shape and size with the size of lunch-box body 1 adaptation can.
Further, outer lag 9 of silica gel and support packing ring 10 injection moulding as an organic whole, and outer lag 9 of silica gel all adopts silica gel to make with support packing ring 10, and preparation simple process, the shaping is quick, and makes outer lag 9 of silica gel better with support packing ring 10 wholeness, and can play the effect of outside protection.
Further, the silica gel outer protective sleeve 9 is connected with the lunch box body 1 in a bonding, cold pressing or hot pressing mode.
The working principle is as follows: the lunch box comprises a lunch box body 1, a lunch box cover 2, a clamping frame 4 and a waterproof power supply interface 8, wherein the lunch box cover 2 is arranged in the lunch box body 1 and is buckled on the clamping frame 4 through a buckle 3, so that the lunch box body 1 is sealed, when heating is needed, the waterproof power supply interface 8 is connected to a USB interface to provide electric energy for heating of an electric heating layer 6, the heating temperature of the electric heating layer 6 is regulated and controlled through a regulating and controlling component 7, and a temperature sensor 5 monitors the temperature of the lunch box body 1 in real time, so that the temperature can be used as a basis for heating regulation and control of the electric heating layer 6;
carry out the guard action to electric heating layer 6 through outer lag 9 of silica gel, outside personnel are difficult to receive the condition of electric shock and scald.
While there have been shown and described the fundamental principles and essential features of the invention and advantages thereof, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof; the present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein, and any reference signs in the claims are not intended to be construed as limiting the claim concerned.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a silica gel covers waterproof heating heat preservation electric lunch-box, includes lunch-box body (1) and lunch-box lid (2), and the inside of lunch-box lid (2) is provided with sealing washer, its characterized in that: the edge of lunch-box body (1) is provided with buckle (3), the upper end edge of lunch-box body (1) is provided with card frame (4) with lunch-box lid (2) looks adaptation, it has temperature sensor (5) to embed on the outer wall of lunch-box body (1), the outer wall cladding of lunch-box body (1) has electric heating layer (6), electric connection has waterproof power supply interface (8) on electric heating layer (6) lateral wall, electric connection regulation and control subassembly (7) between electric heating layer (6) and waterproof power supply interface (8), the outside cladding of electric heating layer (6) has outer lag (9) of silica gel, the lateral wall of outer lag (9) of silica gel and the position that corresponds with waterproof power supply interface (8) are provided with logical groove (11), the bottom of outer lag (9) of silica gel is provided with support packing ring (10), regulation and control subassembly (7) include microprocessor (71), Regulation and control switch (72), relay switch (73) and heating controller (74), the output of temperature sensor (5) is connected with the input of microprocessor (71), the output of regulation and control switch (72) is connected with the input of microprocessor (71), the output of microprocessor (71) opens through relay switch (73) control heating controller (74) and stops, heating controller (74) and electric heating layer (6) electric connection.
2. The waterproof heating and heat-insulating electric lunch box covered by silica gel according to claim 1, characterized in that: the lunch box body (1) is a stainless steel lunch box body or a glass lunch box body.
3. The waterproof heating and heat-insulating electric lunch box covered by silica gel according to claim 1, characterized in that: the lunch box cover (2) is a stainless steel lunch box cover or a PP plastic lunch box cover.
4. The waterproof heating and heat-insulating electric lunch box covered by silica gel according to claim 1, characterized in that: the waterproof power supply interface (8) is a USB waterproof power supply interface.
5. The waterproof heating and heat-insulating electric lunch box covered by silica gel according to claim 1, characterized in that: the electric heating layer (6) is a graphene electric heating layer or a resistance wire heating layer.
6. The waterproof heating and heat-insulating electric lunch box covered by silica gel according to claim 1, characterized in that: the outer lag of silica gel (9) and supporting washer (10) are injection moulding as an organic whole, and outer lag of silica gel (9) and supporting washer (10) all adopt silica gel to make.
7. The waterproof heating and heat-insulating electric lunch box covered by silica gel according to claim 1, characterized in that: the silica gel outer protective sleeve (9) is connected with the lunch box body (1) in a bonding, cold pressing or hot pressing mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010585077.5A CN111838924A (en) | 2020-06-23 | 2020-06-23 | Silica gel covers waterproof heating heat preservation electric lunch-box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010585077.5A CN111838924A (en) | 2020-06-23 | 2020-06-23 | Silica gel covers waterproof heating heat preservation electric lunch-box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111838924A true CN111838924A (en) | 2020-10-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010585077.5A Pending CN111838924A (en) | 2020-06-23 | 2020-06-23 | Silica gel covers waterproof heating heat preservation electric lunch-box |
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| Country | Link |
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| CN (1) | CN111838924A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113100550A (en) * | 2021-04-08 | 2021-07-13 | 杭州淳颛贸易有限公司 | Silica gel covers waterproof heating heat preservation electric lunch-box |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202207054U (en) * | 2011-09-19 | 2012-05-02 | 李若权 | Intelligent heating/refrigerating meal box |
| CN107440535A (en) * | 2017-09-22 | 2017-12-08 | 无锡市特殊教育学校 | A kind of electrothermal lunch-box |
-
2020
- 2020-06-23 CN CN202010585077.5A patent/CN111838924A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202207054U (en) * | 2011-09-19 | 2012-05-02 | 李若权 | Intelligent heating/refrigerating meal box |
| CN107440535A (en) * | 2017-09-22 | 2017-12-08 | 无锡市特殊教育学校 | A kind of electrothermal lunch-box |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113100550A (en) * | 2021-04-08 | 2021-07-13 | 杭州淳颛贸易有限公司 | Silica gel covers waterproof heating heat preservation electric lunch-box |
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| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20201030 |
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| RJ01 | Rejection of invention patent application after publication |