CN210960733U - Heat preservation heating lunch box - Google Patents
Heat preservation heating lunch box Download PDFInfo
- Publication number
- CN210960733U CN210960733U CN201921717422.5U CN201921717422U CN210960733U CN 210960733 U CN210960733 U CN 210960733U CN 201921717422 U CN201921717422 U CN 201921717422U CN 210960733 U CN210960733 U CN 210960733U
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- CN
- China
- Prior art keywords
- box body
- layer
- lunch box
- heating
- heat
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- 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.)
- Expired - Fee Related
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Abstract
The utility model provides a heat-preservation heating lunch box, which comprises a box body and a heating bag, wherein the box body comprises an upper box body and a lower box body, and a cavity is arranged between the upper box body and the lower box body; a heating bag is arranged in the cavity; the heating bag comprises an innermost raw material layer, a non-woven fabric layer arranged outside the raw material layer and a sealing sleeve layer arranged outside the non-woven fabric layer; the sealing sleeve layer is provided with an air vent, and the air vent is sealed by a detachable patch. The utility model discloses can reach fine heat preservation effect.
Description
Technical Field
The utility model relates to a lunch-box field especially relates to a heat preservation heating lunch-box.
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. 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.
Although the heat-preservation lunch box is convenient, compared with the take-out industry, the heat-preservation lunch box cannot be born by consumers, and the take-out lunch box is a disposable common lunch box;
the take-out and meal delivery time is more than 30 minutes averagely, the time is too long, and when the meal arrives at the hands of the client, a lot of meal is cooled, so that the life experience of the client is influenced.
SUMMERY OF THE UTILITY MODEL
In view of this, in order to solve the above technical problem, the present invention provides a heat preservation heating lunch box.
The technical scheme of the utility model is realized like this:
a heat-preservation heating lunch box comprises a box body and a heating bag, wherein the box body comprises an upper box body and a lower box body, and a cavity is arranged between the upper box body and the lower box body; the heating bag is arranged in the cavity;
the heating bag comprises an innermost raw material layer, a non-woven fabric layer arranged outside the raw material layer and a sealing sleeve layer arranged outside the non-woven fabric layer;
the sealing sleeve layer is provided with an air vent, and the air vent is sealed by a detachable patch.
Preferably, a traction wire is connected to the patch.
Preferably, a hole is formed in the lower box body, and the traction wire penetrates through the hole.
Has the advantages that:
the utility model discloses a box body comprises an upper box body and a lower box body, and a cavity is arranged between the upper box body and the lower box body; a heating bag is arranged in the cavity; the heating package includes raw materials layer, the non-woven fabrics layer of setting outside the raw materials layer and sets up the seal cover in the non-woven fabrics layer outside innermost, and it has the air vent to set up to open on the seal cover layer, and the air vent adopts the detachable paster to seal, tears the paster and can realize lasting the heating to the meal in the box body, reaches fine heat preservation effect.
Drawings
Fig. 1 is a schematic structural view of the heat-preservation heating lunch box of the utility model.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
As shown in fig. 1, an embodiment of the present invention provides a heat preservation heating lunch box, which includes a box body and a heating bag, wherein the box body includes an upper box body 1 and a lower box body 2, and a cavity is arranged between the upper box body 1 and the lower box body 2; the heating bag is arranged in the cavity;
the heating bag comprises an innermost raw material layer 3, a non-woven fabric layer 4 arranged outside the raw material layer 3 and a sealing sleeve layer 5 arranged outside the non-woven fabric layer 4;
the sealing sleeve layer 5 is provided with an air vent, and the air vent is sealed by a detachable patch 6.
The patch 6 is connected with a traction wire 7.
Be provided with hole 8 on the box body 2 down, wear to establish in the hole 8 pull wire 7, the outside of box body 2 can be fixed down to the outer end of pull wire 7, prevents that pull wire 7 from droing to the box body in.
Finally, it is to be noted that: the above is only the preferred embodiment of the present invention, which is only used to illustrate the technical solution of the present invention, but not to limit the protection scope of the present invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention is included in the protection scope of the present invention.
Claims (3)
1. A heat-preservation heating lunch box is characterized by comprising a box body and a heating bag, wherein the box body comprises an upper box body and a lower box body, and a cavity is arranged between the upper box body and the lower box body; the heating bag is arranged in the cavity;
the heating bag comprises an innermost raw material layer, a non-woven fabric layer arranged outside the raw material layer and a sealing sleeve layer arranged outside the non-woven fabric layer;
the sealing sleeve layer is provided with an air vent, and the air vent is sealed by a detachable patch.
2. The heat-preservation heating lunch box as claimed in claim 1, wherein a pulling wire is connected to the patch.
3. The heat-preservation heating lunch box as claimed in claim 2, wherein the lower box body is provided with a hole, and the pulling wire is inserted into the hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921717422.5U CN210960733U (en) | 2019-10-14 | 2019-10-14 | Heat preservation heating lunch box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921717422.5U CN210960733U (en) | 2019-10-14 | 2019-10-14 | Heat preservation heating lunch box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210960733U true CN210960733U (en) | 2020-07-10 |
Family
ID=71443093
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921717422.5U Expired - Fee Related CN210960733U (en) | 2019-10-14 | 2019-10-14 | Heat preservation heating lunch box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210960733U (en) |
-
2019
- 2019-10-14 CN CN201921717422.5U patent/CN210960733U/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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200710 Termination date: 20201014 |