CN208784500U - Foldable heating box - Google Patents
Foldable heating box Download PDFInfo
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- CN208784500U CN208784500U CN201820258207.2U CN201820258207U CN208784500U CN 208784500 U CN208784500 U CN 208784500U CN 201820258207 U CN201820258207 U CN 201820258207U CN 208784500 U CN208784500 U CN 208784500U
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- heating box
- heating
- foldable
- end cap
- layer
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Abstract
The application discloses a kind of foldable heating box, and the folding sidewall including two end caps of two end caps and connection, the cavity between described two end caps and folding sidewall is heating chamber；The end cap is internally provided with heating unit, and the outer surface of the heating box is provided with the power interface of connection heating unit.The application can effectively overcome many defects present in existing lunch box capable of heating, heating box volume can be made to be greatly reduced by folding storage.
Description
Technical field
This application involves but be not limited to heating device more particularly to a kind of foldable heating box.
Background technique
With the development of the times, mankind's time that work and life is lain fallow outdoors is increasingly longer.To meet outdoor people
Dietary requirements, early stage, such as instant noodles and instant-rice, but these ready-to-eat foods were logical mainly based on the ready meal of brewed in hot water
It is often added with preservative, and high oil with high salt, to human health.With healthy diet require raising, fresh food by
To liking for more and more outdoor staffs.
But limited by heat preservation technology, the food after culinary art can be rapidly decreased to room temperature in a short time.However, big portion
Mouthfeel is poor at normal temperature for the food divided, and especially starch food has the problem of being raw again, and food after cooling will affect food
The digestion and health of user, therefore the reheating of food is obviously extremely important.It is limited by open-air conditions, outdoor food is mainly adopted
It is heated with flames such as gasoline or solid alcohols, but flame heating risk is higher, and application is limited.
Currently, Electric heating is increasingly taken seriously with the decline of mobile power source cost and popularizing for application.So
And conventional lunch box capable of heating has fixed shape, not readily portable, manufacturing cost is higher, is not appropriate for most of outdoor staff
Use.
Utility model content
The technical issues of the application solves is to provide a kind of foldable heating box, can effectively overcome in existing lunch box capable of heating
Existing many defects can make heating box volume be greatly reduced by folding storage.
In order to solve the above technical problems, this application provides a kind of foldable heating box, including two end caps and connection two
The folding sidewall of a end cap, the cavity between described two end caps and folding sidewall are heating chamber；
The end cap is internally provided with heating unit, and the outer surface of the heating box is provided with the electricity of connection heating unit
Source interface.
Above-mentioned foldable heating box, can also have a characteristic that
The end cap is internally provided with rigid sheet.
Above-mentioned foldable heating box, can also have a characteristic that
The end cap further includes the outer layer, insulating layer and waterproof inner layer being stacked, and the rigid sheet is arranged described
Between insulating layer and waterproof inner layer, the heating unit is arranged between the rigid sheet and waterproof inner layer.
Above-mentioned foldable heating box, can also have a characteristic that
The rigid sheet includes cardboard, polymer sheet, fiberboard, plank, bamboo clappers or metal plate.
Above-mentioned foldable heating box, can also have a characteristic that
The insulating layer includes threadiness, cellular or air bubble-shaped thermal insulation material.
Above-mentioned foldable heating box, can also have a characteristic that
The heating unit includes electric heating piece, and the electric heating piece includes macromolecule membrane and conductive layer.
Above-mentioned foldable heating box, can also have a characteristic that
The conductive layer includes carbon material and resin, and the carbon material includes graphite, carbon black, graphene, carbon nanotube, carbon
One of fiber is a variety of；Alternatively,
The conductive layer includes metal or conductivity ceramics.
Above-mentioned foldable heating box, can also have a characteristic that
The folding sidewall includes the outer layer, insulating layer and waterproof inner layer being stacked.
Above-mentioned foldable heating box, can also have a characteristic that
It further include the locking device for connecting described two end caps.
Above-mentioned foldable heating box, can also have a characteristic that
Further include the closing device for access, the closing device is arranged on end cap, on folding sidewall or end cap with
At the link position of folding sidewall.
The application above-mentioned technical proposal has the following beneficial effects:
Compared with the prior art, the application passes through end cap, folding sidewall and the heating unit being preferably provided with, can be effective gram
Many defects present in existing lunch box capable of heating are taken, heating box volume can be made to be greatly reduced by folding storage, there is pole
High market application value.
Other features and advantage will illustrate in the following description, also, partly become from specification
It obtains it is clear that being understood and implementing the utility model embodiment.The purpose of the application and other advantages can by
Specifically noted structure is achieved and obtained in specification, claims and attached drawing.
Detailed description of the invention
Attached drawing is used to provide to further understand technical scheme, and constitutes part of specification, with this
The embodiment of application is used to explain the technical solution of the application together, does not constitute the limitation to technical scheme.
Fig. 1 is the open state schematic diagram of the utility model embodiment one；
Fig. 2 is the folded state schematic diagram of the utility model embodiment one；
Fig. 3 is the open state schematic diagram of the utility model embodiment two；
Fig. 4 is the closed state schematic diagram of the utility model embodiment two；
Fig. 5 is the folded state schematic diagram of the utility model embodiment two；
Fig. 6 is the open state schematic diagram of the utility model embodiment three；
Fig. 7 is the closed state schematic diagram of the utility model embodiment three；
Fig. 8 is the folded state schematic diagram of the utility model embodiment three；
Fig. 9 is the open state schematic diagram of the utility model embodiment four；
Figure 10 is the closed state schematic diagram of the utility model embodiment four；
Figure 11 is the folded state schematic diagram of the utility model embodiment four；
Figure 12 is the open state schematic diagram of the utility model embodiment five；
Figure 13 is the closed state schematic diagram of the utility model embodiment five；
Figure 14 is the folded state schematic diagram of the utility model embodiment five；
It illustrates:
1- end cap, 2- closing device, 3- rigid sheet, 4- electric heating piece, 5- folding sidewall, 6- controller, the connection of 7- power supply
Line, 8- power interface, 9- locking device.
Specific embodiment
Embodiments herein is described in detail below in conjunction with attached drawing.It should be noted that not conflicting
In the case of, the features in the embodiments and the embodiments of the present application can mutual any combination.
Embodiment one:
As shown in Figure 1, the utility model embodiment one provides a kind of foldable heating box, including two end caps 1 and company
The folding sidewall 5 of two end caps 1 is connect, the cavity between two end caps 1 and folding sidewall 5 is heating chamber；One in two end caps 1
A cover internal may be provided with heating unit, and the outer surface of heating box is provided with the power interface 8 of connection heating unit；It needs
Bright, above-mentioned two end cap 1 can also be provided with heating unit, further to improve actual heating efficiency.
In concrete operations, the convenient folding storage behaviour of heating box by the setting of above-mentioned folding sidewall 5, can be can be realized
The advantages of making, and then can be effectively reduced the volume of heating box, make it have convenient carrying；It can be embedded by above-mentioned in end cap 1
The setting of internal heating unit, can be realized the convenient heating operation of heating chamber；Above-mentioned end cap 1 and folding sidewall 5 can be passed through
Collective effect, be capable of providing to for store food or heat food airtight heating chamber；Above-mentioned power interface 8 can be passed through
Setting, can be capable of providing such as charger baby or power supply to the voltage of heating unit need of work by extraneous power supply unit.
In the present embodiment, above-mentioned end cap 1 is internally provided with rigid sheet 3.
In concrete operations, the bend resistance coefficient of end cap 1, Neng Gouyou can be effectively improved by the setting of rigid sheet 3
Effect improves the structural stability of end cap 1, and then can effectively improve the structural stability for the heating unit being provided at its inner portion, energy
It is enough effectively to avoid bending the damage caused by heating unit internal element repeatedly.Above-mentioned rigid sheet 3 includes cardboard, polymer
Plate, fiberboard, plank, bamboo clappers or metal plate, those skilled in the art can select any of them to make according to the actual situation
For rigid sheet 3, it is subject to the bending coefficient that can effectively improve end cap 1.
In the present embodiment, above-mentioned two end cap 1 respectively includes being located at the top cover 1 at the top of heating box, and is located at heating box
The bottom cover 1 of bottom；Above-mentioned end cap 1 further includes the outer layer, insulating layer and waterproof inner layer being stacked, and the setting of rigid sheet 3 exists
Between insulating layer and waterproof inner layer, heating unit is arranged between rigid sheet 3 and waterproof inner layer.
In concrete operations, the thermal insulation property of heating box, Jin Erneng can be effectively improved by the setting of above-mentioned insulating layer
Enough realize corresponding power saving function；Above-mentioned insulating layer includes threadiness, cellular or air bubble-shaped thermal insulation material, above-mentioned insulating layer
Surface includes metallic reflector, and the surface of above-mentioned insulating layer is preferably close to the surface of rigid sheet 3, and metallic reflector can incite somebody to action
The heat that heating unit distributes outward is directly transmitted back in heating chamber, and then can effectively improve the heating efficiency of heating box.
Heating unit in the present embodiment includes electric heating piece 4, and electric heating piece 4 includes macromolecule membrane and conductive layer.
In concrete operations, above-mentioned conductive layer includes carbon material and resin, and carbon material includes that graphite, carbon black, graphene, carbon are received
One of mitron, carbon fiber are a variety of；Those skilled in the art can select any of them or more according to the actual situation
Main body of the kind composite material as conductive layer.It should be noted that above-mentioned conductive layer includes metal or conductivity ceramics.Above-mentioned electric heating
The operating voltage of piece 4 is preferably less than 36V, and heating temperature is preferably less than 150 DEG C；Above-mentioned preferred operating voltage and heating temperature
The setting of degree can effectively ensure that the job stability and safety in utilization of heating box.
Heating box in the present embodiment further includes the locking device 9 for connecting two end caps 1.Locking device 9 in Fig. 1
In the open state, i.e., two end caps 1 are separated from each other.Locking device 9 in Fig. 2 is in locking state, i.e. two end caps 1 are mutual
Connection.
It, can be by the setting of above-mentioned locking device 9, when can effectively improve heating box and being in receiving state in concrete operations
Structural stability, can effectively ensure that the convenient characteristic and characteristic small in size of heating box, user is without using heating
It can be placed in when box in drawer or luggage case, user experience is good；Above-mentioned locking device 9 can be selected from Velcro, magnetic clasp, pull
Rope, concave convex button, button, rivet one of are buckled or a variety of, those skilled in the art can according to circumstances, select it is one of or
It is a variety of to be used as locking devices 9, it is subject to the convenient lock operation that can be realized two end caps 1.
Folding sidewall 5 in the present embodiment includes outer layer, insulating layer and the waterproof inner layer being stacked.
In concrete operations, above-mentioned folding sidewall 5 is preferably flexible folding side wall, and above-mentioned insulating layer can refer in said end cap
The insulating layer in portion is arranged, and is subject to and can be realized preferable heat insulation effect；It can be between above-mentioned outer layer, insulating layer and waterproof inner layer
Using a variety of connection types, such as gluing, hot pressing, sewing mode, those skilled in the art can select pair according to the actual situation
The mode answered is subject to and realizes being stably connected between outer layer, insulating layer and waterproof inner layer.
Heating box in the present embodiment further includes the closing device 2 for accessing food, and closing device 2 is arranged in end cap 1
It is upper, on folding sidewall 5 or at the link position of end cap 1 and folding sidewall 5.
In concrete operations, above-mentioned closing device 2 be may be provided on end cap 1, i.e., the opening on end cap 1 realizes food just
Prompt accessing operation；Above-mentioned closing device 2 may also be arranged on folding sidewall 5, i.e., the opening on folding sidewall 5 realizes food
Convenient accessing operation；Above-mentioned closing device 2 also can be set at the link position of end cap 1 and folding sidewall 5, i.e. institute in Fig. 1
The position shown；Above-mentioned closing device 2 one of buckled also selected from Velcro, magnetic clasp, withdrawal cord, concave convex button, button, rivet or
A variety of, those skilled in the art according to circumstances can select one or more of them as closing device 2, can be realized food
Subject to the convenient accessing operation of object.
Electric heating piece 4 in the present embodiment can connect power interface 8 by electric power connection line 7, and electric power connection line 7 may extend to
On the outside of heating box, the controller 6 of the heating temperature for controlling electric heating piece 4, user Ke Tong are also provided on electric power connection line 7
The different stalls for crossing selection control 6 realize the heating operation of different temperatures.
Embodiment two:
The utility model embodiment two provides a kind of foldable heating box, and main structure is similar with embodiment one, also wraps
It includes two end caps and connects the folding sidewall of two end caps, the specific setting about main structure refers to detailed in embodiment one
Thin to record, this is intended to illustrate difference between the two.
In conjunction with shown in Fig. 3, Fig. 4 and Fig. 5, the heating box in the present embodiment is cylindrical type heating box, cylindrical heater box
Top cover, bottom cover inside be embedded with rigid sheet, above-mentioned cylindrical side wall folding up and down constitutes folding sidewall,
Closing device and locking device are all made of zipper, and heating sheet uses graphene for the heating sheet of conductive layer, operating voltage 5V,
90 DEG C of maximum temperature；Internal layer thermal insulation material uses aluminium plating polyethylene foamed material.
Embodiment three:
The utility model embodiment three provides a kind of foldable heating box, and main structure is similar with embodiment one, also wraps
It includes two end caps and connects the folding sidewall of two end caps, the specific setting about main structure refers to detailed in embodiment one
Thin to record, this is intended to illustrate difference between the two.
In conjunction with shown in Fig. 6, Fig. 7 and Fig. 8, the heating box in the present embodiment is using up and down folding square structure, rectangular knot
The top cover of structure, the inside of bottom cover are embedded with rigid sheet, and four flexible sidewalls of square structure constitute folding sidewall, side
The top cover of shape structure can be used as an end cap able to turn on or off, and to realize the convenient access of food, closing device uses Velcro
Structure, locking device use button structure；Heating sheet uses graphite and carbon black for the heating sheet of conductive layer, operating voltage 24V, most
120 DEG C of high-temperature；Internal layer thermal insulation material uses polyurethane sponge material.
Example IV:
The utility model embodiment four provides a kind of foldable heating box, and main structure is similar with embodiment one, also wraps
It includes two end caps and connects the folding sidewall of two end caps, the specific setting about main structure refers to detailed in embodiment one
Thin to record, this is intended to illustrate difference between the two.
In conjunction with shown in Fig. 9, Figure 10 and Figure 11, the heating box in the present embodiment uses the square structure of fore-aft fold.Side
The rear and front end of shape structure constitutes two end caps, and the inside of two end caps is embedded with rigid sheet, square structure remaining four
Wall surface constitutes collapsible sidewalls；A side wall able to turn on or off can be equipped in folding sidewall in square structure, to realize food
Convenient access, closing device use magnetic button structure, and locking device uses magic buckle structure；Heating sheet uses carbon fiber for conductive layer
Heating sheet, operating voltage 9V, 110 DEG C of maximum operating temperature；Internal layer thermal insulation material uses alkene foamed material.
Embodiment five:
The utility model embodiment five provides a kind of foldable heating box, and main structure is similar with embodiment one, also wraps
It includes two end caps and connects the folding sidewall of two end caps, the specific setting about main structure refers to detailed in embodiment one
Thin to record, this is intended to illustrate difference between the two.
In conjunction with shown in Figure 12, Figure 13 and Figure 14, the heating box in the present embodiment uses the hexagonal prism structure of up and down folding,
The top cover of hexagonal prism structure, the inside of bottom cover are embedded with rigid sheet, and six side walls of hexagonal prism structure constitute folded sides
Wall, the top cover of hexagonal prism can be used as an end cap able to turn on or off, and to realize the convenient access of food, closing device uses magic
Buckle structure, locking device use button structure；Heating sheet uses low-resistance alloy for the heating sheet of conductive layer, operating voltage 9V, most
100 DEG C of elevated operating temperature；Internal layer thermal insulation material uses sponge material.
In the description of the present application, term " setting ", " connected ", " connection ", " fixation " etc. be shall be understood in a broad sense, example
Such as, " connection " may be fixed connection or may be dismantle connection, or integral connection；It can be directly connected, it can also be with
Indirectly connected through an intermediary.For the ordinary skill in the art, above-mentioned art can be understood as the case may be
The concrete meaning of language in this application.
In the description of this specification, the description of term " one embodiment ", " some embodiments ", " specific embodiment " etc.
Mean that particular features, structures, materials, or characteristics described in conjunction with this embodiment or example are contained at least one reality of the application
It applies in example or example.In the present specification, schematic expression of the above terms are not necessarily referring to identical embodiment or reality
Example.Moreover, description particular features, structures, materials, or characteristics can in any one or more of the embodiments or examples with
Suitable mode combines.
Although those skilled in the art should be understood that embodiment disclosed by the utility model embodiment is as above,
The content only the utility model embodiment and the embodiment that uses for ease of understanding, are not intended to limit the utility model
Embodiment.Technical staff in any the utility model embodiment fields, is taken off not departing from the utility model embodiment
Under the premise of the spirit and scope of dew, any modification and variation can be carried out in the form and details of implementation, but this is practical
The scope of patent protection of new embodiment, still should be subject to the scope of the claims as defined in the appended claims.
Claims (10)
1. a kind of foldable heating box, which is characterized in that the folding sidewall including two end caps of two end caps and connection, described two
Cavity between a end cap and folding sidewall is heating chamber；
The end cap is internally provided with heating unit, and the power supply that the outer surface of the heating box is provided with connection heating unit connects
Mouthful.
2. foldable heating box according to claim 1, which is characterized in that
The end cap is internally provided with rigid sheet.
3. foldable heating box according to claim 2, which is characterized in that
The end cap further includes the outer layer, insulating layer and waterproof inner layer being stacked, and the rigid sheet is arranged in the heat preservation
Between layer and waterproof inner layer, the heating unit is arranged between the rigid sheet and waterproof inner layer.
4. foldable heating box according to claim 3, which is characterized in that
The rigid sheet includes cardboard, polymer sheet, fiberboard, plank, bamboo clappers or metal plate.
5. foldable heating box according to claim 3, which is characterized in that
The insulating layer includes threadiness, cellular or air bubble-shaped thermal insulation material.
6. foldable heating box according to claim 3, which is characterized in that
The heating unit includes electric heating piece, and the electric heating piece includes macromolecule membrane and conductive layer.
7. foldable heating box according to claim 6, which is characterized in that
The conductive layer includes carbon material and resin, and the carbon material includes graphite, carbon black, graphene, carbon nanotube, carbon fiber
One of or it is a variety of；Alternatively,
The conductive layer includes metal or conductivity ceramics.
8. any foldable heating box in -7 according to claim 1, which is characterized in that
The folding sidewall includes the outer layer, insulating layer and waterproof inner layer being stacked.
9. any foldable heating box in -7 according to claim 1, which is characterized in that
It further include the locking device for connecting described two end caps.
10. any foldable heating box in -7 according to claim 1, which is characterized in that
It further include the closing device for access, the closing device is arranged on end cap, on folding sidewall or end cap and folding
At the link position of side wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820258207.2U CN208784500U (en) | 2018-02-13 | 2018-02-13 | Foldable heating box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820258207.2U CN208784500U (en) | 2018-02-13 | 2018-02-13 | Foldable heating box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208784500U true CN208784500U (en) | 2019-04-26 |
Family
ID=66198742
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820258207.2U Active CN208784500U (en) | 2018-02-13 | 2018-02-13 | Foldable heating box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208784500U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110150996A (en) * | 2018-02-13 | 2019-08-23 | 华瑞墨石丹阳有限公司 | Foldable heating box |
-
2018
- 2018-02-13 CN CN201820258207.2U patent/CN208784500U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110150996A (en) * | 2018-02-13 | 2019-08-23 | 华瑞墨石丹阳有限公司 | Foldable heating box |
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