CN210988679U - Aluminium foil aviation cutlery box - Google Patents

Abstract

The utility model relates to an aluminium foil aviation cutlery box, the box body is one shot forming with the lid, open at the box body top has the holding tank, the holding tank edge is equipped with fixed convex part, the lid medial surface is equipped with the fixed slot with the corresponding matching of fixed convex part, box body and lid all include the aluminium foil layer, prevent the layer, the colloid bond line, raw paper layer and printing layer, prevent scalding the layer and include that first prevent scalding the layer and the second prevents scalding the layer, the lid all uses raw paper layer as the main part with the box body, raw paper layer one side is through colloid bond line and first prevent scalding layer fixed connection, the another side passes through colloid bond line and the second prevents scalding layer fixed connection, aluminium foil layer position is inboard in the cutlery box, first prevent scalding the layer and pass through colloid bond line fixed connection with the aluminium foil layer, the printing layer. The utility model discloses simple structure adopts the environmental protection material preparation, has the advantage that keeps warm thermal-insulated, prevent scalding, can put into microwave oven or oven and heat, can directly take out after the heating.

Description

Aluminium foil aviation cutlery box

Technical Field

The utility model relates to a cutlery box field especially relates to an aluminium foil aviation cutlery box.

Background

With the development of economy and the improvement of living standard of people, the demand of aviation lunch boxes steadily rises. Most of the existing aviation lunch boxes adopt paper lunch boxes or lunch boxes coated with aluminum foil paper, however, most of the inside of the existing paper lunch boxes are coated with polyethylene laminating paper, which is not suitable for heating food microwave ovens or ovens, and the paper lunch boxes also do not have the function of preventing leakage for liquid food for a long time, so that the aviation lunch boxes are very inconvenient to heat and cannot heat food by using microwave ovens or ovens. Although the aluminum foil lunch box can be put into a microwave oven or an oven for heating, the aluminum foil lunch box has the defects of being hot in hand feeling after being heated and inconvenient to take out by using anti-scald gloves. Therefore, the aluminum foil aviation lunch box is designed, can be heated by using a microwave oven or an oven, and can prevent scalding, which is a problem to be solved in the prior art.

SUMMERY OF THE UTILITY MODEL

Weak point to prior art exists, the utility model provides an aluminium foil aviation cutlery box possesses good heat resistance and thermal-insulated scald preventing nature, has guaranteed that aviation cutlery box can heat safely in microwave oven or oven, has heated and can directly take out.

The utility model adopts the following technical scheme:

an aluminum foil aviation lunch box comprises a box body and a box cover.

The box body is one shot forming with the lid, open at the box body top has the holding tank, the holding tank edge is equipped with fixed convex part, the lid medial surface is equipped with the fixed slot with the corresponding matching of fixed convex part, box body and lid all include the aluminium foil layer, prevent scalding the layer, the colloid bond line, raw paper layer and printing layer, prevent scalding the layer and include that first prevent scalding the layer and the layer is prevented to the second, the lid all uses raw paper layer as the main part with the box body, raw paper layer one side is through colloid bond line and first prevent scalding a layer fixed connection, the raw paper layer another side is through colloid bond line and second prevent scalding a layer fixed connection, the aluminium foil layer is located the cutlery box inboard, first prevent scalding the layer and pass through colloid bond line fixed connection with the aluminium foil layer.

The holding tank is used for splendid attire food, and the lid is used for keeping warm and transporting the food after the heating. The lunch box can be closed or opened only by sliding the fixing convex part into or out of the fixing groove.

And further arranging that the thickness of the base paper layer at the bottom of the box body is larger than that of the base paper layer at the periphery of the box body.

So set up, box body bottom thickening can increase box body bottom intensity, prevents that the box body bottom from revealing because of unable heavy.

Further, the raw paper layer is prepared by mixing paper pulp, corn flour and edible gelatin.

So set up, paper pulp, corn flour and edible gelatin are food grade material, environmental protection, degradable.

The material of the colloid bonding layer is further set to be high-temperature-resistant polyurethane adhesive.

By the arrangement, the high-temperature-resistant polyurethane adhesive can resist a high temperature of 250 ℃, has excellent water resistance, heat resistance, aging resistance and other excellent characteristics, and can prevent the colloid from losing efficacy caused by the high temperature.

Further provided, the anti-scald layer comprises a silicon dioxide layer and a modified polypropylene layer.

According to the arrangement, the high temperature resistance of the silicon dioxide layer can reach 250 ℃, the heat conductivity can reach 0.02W/(m.K), the high temperature resistance of the modified polypropylene layer can reach 200 ℃, and the heat conductivity can reach 0.1W/(m.K), so that the silicon dioxide layer and the modified polypropylene layer mainly play roles in heat resistance, scald prevention and seepage prevention, and the silicon dioxide layer and the modified polypropylene layer comprehensively enable the scald prevention layer to have the functions of heat resistance, scald prevention and seepage prevention.

And further arranging that both surfaces of the modified polypropylene layer are bonded with the silicon dioxide layer.

So set up, the heat-resisting performance of preventing scalding on silica layer is superior to modified polypropylene, through modified polypropylene layer two sides bonding silica layer, can further promote the heat-resisting performance of preventing scalding the layer.

Further, the printing layer is printed by environment-friendly ink.

So set up, printing layer adopts environmental protection printing ink printing, not only pleasing to the eye but also environmental protection.

Advantageous effects

Compared with the prior art, the utility model provides an aviation cutlery box possesses following beneficial effect:

the utility model provides an aviation cutlery box adopts full environmental protection material, safe and reliable. The inner side of the aviation lunch box is provided with the aluminum foil layer, so that the aviation lunch box can resist high temperature and can be placed into a microwave oven or an oven for processing; can also prevent leakage and can hold liquid food for a long time. The aviation cutlery box is inside to be equipped with and to prevent scalding the layer, has the thermal-insulated advantage of heat preservation, can directly take out the cutlery box after the heating, and need not worry the scald.

Drawings

FIG. 1 is a sectional view of the structure of the present invention;

FIG. 2 is an enlarged view at A;

FIG. 3 is a structural sectional view of the case body or the case cover;

fig. 4 is a structural section view of the first anti-scald layer or the second anti-scald layer.

Reference numerals: 1. the box body, 11, the holding tank, 111, fixed convex part, 2, lid, 21, fixed slot, 3, the aluminium foil layer, 4, prevent scalding the layer, 41, first prevent scalding the layer, 42, the layer is prevented scalding by the second, 43, silica layer, 44, modified polypropylene layer, 5, colloid bond line, 6, raw paper layer, 7, printing layer.

Detailed Description

To further illustrate the embodiments, the present invention provides the accompanying drawings. The accompanying drawings, which are incorporated in and constitute a part of this disclosure, illustrate embodiments of the invention and, together with the description, serve to explain the principles of the embodiments. With these references, one of ordinary skill in the art will appreciate other possible embodiments and advantages of the present invention. Elements in the figures are not drawn to scale and like reference numerals are generally used to indicate like elements.

The present invention will now be further described with reference to the accompanying drawings and detailed description.

Referring to fig. 1, 2, 3 and 4, wherein fig. 1 is a sectional view of the present invention, fig. 2 is an enlarged view of a position a, fig. 3 is a sectional view of a box body or a box cover, and fig. 4 is a sectional view of a first anti-scald layer or a second anti-scald layer. The utility model discloses an aluminium foil aviation cutlery box of preferred embodiment, it includes box body 1 and lid 2.

Box body 1 and lid 2 are one shot forming, and box body 1 is the bowl form, and 1 top of box body is opened has holding tank 11, and 11 edges in holding tank have fixed convex part 111, and holding tank 11 is used for splendid attire food. The box cover 2 is used for preserving heat and transporting the heated food. The inner side of the box cover 2 is provided with a fixing groove 21 correspondingly matched with the fixing convex part 111. When the aviation lunch box is closed, the box cover 2 needs to be slightly pressed towards the box body 1, so that the fixing convex part 111 slides into the fixing groove 21 to be tightly covered; when the aviation lunch box is opened, the fixing convex part 111 only needs to slide out of the fixing groove 21, and the aviation lunch box can be opened.

The box body 1 and the box cover 2 both comprise an aluminum foil layer 3, an anti-scald layer 4, a colloid bonding layer 5, a raw paper layer 6 and a printing layer 7.

Box body 1 and lid 2 all use raw paper layer 6 as the main part, and the raw paper layer 6 thickness of 1 bottom of box body is greater than the peripheral raw paper layer 6 thickness of box body 1, has increased the raw paper layer 6 intensity of 1 bottom of box body, prevents that 1 bottom of box body from revealing because of unable atress. The raw paper layer 6 is prepared by mixing paper pulp, corn flour and edible gelatin, and the paper pulp, the corn flour and the edible gelatin are all food-grade materials, are environment-friendly and degradable.

The colloid bonding layer 5 is a high-temperature-resistant polyurethane adhesive, can resist a high temperature of 250 ℃, has excellent characteristics of water resistance, heat resistance, aging resistance and the like, and can prevent the colloid from losing efficacy caused by the high temperature.

Prevent scalding layer 4 and include that first prevent scalding layer 41 and second prevent scalding layer 42, 6 one sides of raw paper layer are passed through colloid bond line 5 and are prevented scalding layer 41 bonding with first, and 6 another sides of raw paper layer are prevented scalding layer 42 bonding through colloid bond line 5 and second, and first prevent scalding layer 41 and second and prevent scalding layer 42 and all include silica layer 43 and modified polypropylene layer 44, and modified polypropylene layer 44 two sides all bonds with silica layer 43. The silicon dioxide layer 43 can resist high temperature of 250 ℃, the thermal conductivity of the silicon dioxide layer is 0.02W/(m.K), the modified polypropylene layer 44 can resist high temperature of 200 ℃, the thermal conductivity of the modified polypropylene layer is 0.1W/(m.K), and the thermal conductivity of the silicon dioxide layer 43 and the modified polypropylene layer 44 is low, so that heat can be effectively blocked, and scalding can be prevented. Therefore, the silicon dioxide layer 43 and the modified polypropylene layer 44 mainly play roles of heat resistance, scald prevention and seepage prevention, and the silicon dioxide layer 43 and the modified polypropylene layer 44 comprehensively enable the first scald prevention layer 41 and the second scald prevention layer 42 to have the roles of heat resistance, scald prevention and seepage prevention, so that the aviation lunch box has the advantages of heat preservation and heat insulation, and can be directly taken out after being heated in a microwave oven or an oven.

The aluminium foil layer 3 is located aviation cutlery box inboard, and 3 bottoms on aluminium foil layer bond through colloid bond line 5 with first preventing scalding the layer 41 top. The aluminum foil layer 3 mainly has the functions of heat resistance and seepage resistance, can be placed into a microwave oven or an oven for heating, and can also contain liquid food for a long time.

Printing layer 7 is located the aviation cutlery box outside, and printing layer 7 top and second prevent scalding the layer 42 bottom and bond through colloid bond line 5. The printing layer 7 is printed by environment-friendly ink, so that the printing layer is attractive and environment-friendly. After the burn-proof layer 4 is coated on the surface of the raw paper layer 6, the surface of the aviation lunch box is smoother, and the printing effect is better.

The utility model has simple structure, the inner side of the aviation lunch box is provided with the aluminum foil layer 3 which can resist high temperature and can be put into a microwave oven or an oven for processing; can also prevent leakage and can hold liquid food for a long time. The anti-scalding layer 4 is arranged inside the aviation lunch box, the aviation lunch box has the advantages of heat preservation and heat insulation, and the lunch box can be directly taken out after being heated without worrying about scalding.

While the invention has been particularly shown and described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.

Claims (7)

1. The utility model provides an aluminium foil aviation cutlery box, comprises a box body and a box cover, a serial communication port, the box body is one shot forming with the lid, open at the box body top has the holding tank, the holding tank edge is equipped with fixed convex part, the lid medial surface is equipped with the fixed slot that matches corresponding with fixed convex part, box body and lid all include the aluminium foil layer, prevent the layer, the colloid bond line, raw paper layer and printing layer, prevent scalding the layer and include that first prevent scalding the layer and the second prevents scalding the layer, the lid all uses raw paper layer as the main part with the box body, raw paper layer one side is through colloid bond line and first prevent scalding a layer fixed connection, the raw paper layer another side is through colloid bond line and second prevent scalding a layer fixed connection, the aluminium foil layer is located the cutlery box inboard, first prevent scalding layer and aluminium foil layer and pass through colloid.

2. An airline cutlery box as claimed in claim 1, in which the base paper layer at the bottom of the box is thicker than the base paper layer at the periphery of the box.

3. An airline lunch box according to claim 1, characterised in that the raw paper layer is made of a mixture of pulp, corn flour and edible gelatin.

4. An airline lunch box according to claim 1, wherein the glue adhesive layer material is a high temperature resistant polyurethane adhesive.

5. An airline cutlery box as claimed in claim 1, in which the anti-burn layer comprises a layer of silica and a layer of modified polypropylene.

6. An airline lunch box according to claim 5, wherein the modified polypropylene layer is bonded on both sides with the silica layer.

7. An airline lunch box according to claim 1, wherein the printed layer is printed with an environmentally friendly ink.

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