CN209905429U

CN209905429U - Disposable lunch box

Info

Publication number: CN209905429U
Application number: CN201820506393.7U
Authority: CN
Inventors: 郭帮海
Original assignee: Beilun Ningbo Zhen Gu Decorative Design And Research Institute Co Ltd
Current assignee: Beilun Ningbo Zhen Gu Decorative Design And Research Institute Co Ltd
Priority date: 2018-04-11
Filing date: 2018-04-11
Publication date: 2020-01-07
Anticipated expiration: 2028-04-11

Abstract

The utility model discloses a disposable lunch box, including the box body and the lid of paper, its characterized in that, the upper portion of box body is equipped with the drum structure, the tip of drum structure is turn-ups or hem or straight flange, the inner wall of drum structure is equipped with annular arch or recess, the lower part of box body is the cask body or the cone body, the port of cask body or cone body is turn-ups or hem or straight flange, the upper and lower part overlap joint of box body; the outer side of the cover body is provided with a cylinder body, the outer side of the cylinder body is provided with an annular groove or a bulge matched with the inner wall of the cylinder structure of the box body, and the cover body is provided with an opening device. The disposable lunch box has the advantages of simple structure, low cost, convenience in operation and use, capability of preventing secondary use, capability of ensuring food safety, capability of degrading paper products and capability of meeting the modern environmental protection requirement.

Description

Disposable lunch box

Technical Field

The utility model relates to the technical field of articles for daily use, more specifically the utility model relates to a disposable cutlery box of paper that says so.

Background

In life, fast food lunch boxes generally refer to disposable lunch boxes. In the market, under the condition that a user does not find, a plurality of lunch boxes are reused or are intentionally opened in the way of a meal delivery path, so that the lunch box structure loses the significance of disposable use and safety, and the problems of easy leakage, toxic material exposure and the like exist, thereby causing potential safety hazards. For example, application No.: 201720127809.X utility model discloses a cutlery box, including box body and lid, box body and lid are made by food grade plastics, the upper end of box body is equipped with the knot tongue that extends out, the edge of lid be equipped with detain the catching groove of tongue looks adaptation, catching groove and detain the tongue and be irreversible primary and secondary back-off structure, be equipped with recessed pull groove on the lid, between pull groove and catching groove, the lid is equipped with the round V font breach that is convenient for it to open. The patent is a patent of a lunch box which can only be used once and is applied by the company, the material of the lunch box is plastic, and the degradable paper snack box which can only be used once is very difficult. As another example, application No.: 201310224765.9 discloses a manufacturing method of a novel degradable nontoxic disposable fast food bowl, which adds the following procedures on the basis of the manufacturing procedure of the modern disposable paper fast food bowl: adding nano titanium dioxide into the paper pulp and uniformly mixing; uniformly coating a layer of chitosan-gelatin composite film in a fast food bowl, adding plasticizer glycerol and a mixture of stearic acid and palmitic acid, heating in a drying oven, and drying at room temperature to form a film. The product is disposable without error, but only can be degraded, and the safety of food cannot be ensured. The utility model provides a degradable meal box product which can ensure the food safety.

Disclosure of Invention

The utility model discloses the problem of food safety can not be guaranteed to disposable cutlery box among the key solution prior art, provides a disposable snack box that paper can degrade, is a practical product of upgrading and upgrading.

In order to solve the technical problem, the utility model adopts the following technical proposal: the disposable lunch box comprises a paper box body and a cover body, and is characterized in that the upper part of the box body is provided with a cylindrical structure, the end part of the cylindrical structure is a curled edge, a folded edge or a straight edge, the inner wall of the cylindrical structure is provided with an annular bulge or groove, the lower part of the box body is a round barrel body or a cone barrel body, the port of the round barrel body or the cone barrel body is a curled edge, a folded edge or a straight edge, and the upper part and the lower part of the box body are overlapped; the outer side of the cover body is provided with a cylinder body, the outer side of the cylinder body is provided with an annular groove or a bulge matched with the inner wall of the cylinder structure of the box body, and the cover body is provided with an opening device.

The paper disposable snack box is characterized in that: the lid is jammed inside box body top, and the protruding or recess in the drum structure inboard and the lid cylinder outside on box body upper portion mutually supports, and its purpose prevents that the lid from opening easily, certainly, because the interference can not be too big is connected in this kind of lock, uses the sucking disc also to open on the lid certainly, but does not destroy lid or box body, and bare-handed opening is difficult, consequently has the theftproof function. The lid lock is inside the box body, does not have the impetus, will open the lid, just can only use the opening device who is equipped with on the lid, destroys the lid and just can open, can ensure like this that food is the first time opened in the cutlery box, because is the cutlery box of paper, can degrade again. The box body adopts a structure of lapping an upper part and a lower part, and mainly aims to arrange a step at the joint so as to facilitate the positioning of the cover body; and secondly, the rigidity of the box body is improved, the interference connection with the cover body is facilitated, and the cover body is prevented from being extruded easily.

Preferably, the cover body is of a double-layer paperboard structure fixedly connected with the cylinder, the lower layer of paperboard is provided with air holes, and the upper layer of paperboard is provided with U-shaped or annular snapping nicks. The user can open the cover body for dining by buckling the breaking nick of the upper layer paper board.

Preferably, the lid is double-deck cardboard structure, and lower floor's cardboard is free state, and lower floor's cardboard is equipped with the bleeder vent, and upper strata cardboard and cylinder fixed connection, upper strata cardboard are equipped with U-shaped or annular and break the nick. The user can open the cover body for dining by buckling the breaking nick of the upper layer paper board.

Preferably, the U-shaped snapping nicks on the upper cardboard of the cover body are in a circular arc structure with more than a semicircle. The user can take out the lower layer paper board to directly have a meal by buckling the snapping nick of the upper layer paper board.

Preferably, the upper part of the box body is a cylindrical structure with two inner curled edges, and the lower part of the box body is a conical barrel body with an outer curled edge in a staggered lap joint mode, a groove is formed between the two curled edges of the box body, the upper end of the cover body cylinder is provided with the outer curled edge structure, and the outer curled edge structure is clamped into the groove formed between the curled edges of the cover body as a protrusion. This is one of the better structure of the rigidity of the utility model, and the upper part of the lunch box is composed of four turned edges.

Preferably, the upper part of the box body is a double-curled-edge cylinder structure with one inside edge and one outside edge, the inner curled edge of the cylinder structure is in staggered lap joint with the conical barrel body with the outer curled edge at the lower part of the box body, a groove is arranged between the two curled edges of the box body, and the outer curled edge structure is arranged at the upper end of the cylinder body of the cover body and is clamped into the groove of the cover body as a protrusion.

Preferably, the box body upper portion is of a cylindrical structure with a folded edge and a folded edge, the folded edge of the cylindrical structure of the box body and the lower portion of the box body are in staggered lap joint with each other, an outer folded edge or a folded edge is arranged at the lower portion of the box body, a groove is formed between the folded edge at the upper portion of the cylindrical structure and the lower portion of the box body, the upper portion of the cover body is of an inward folded edge structure, the lower end of the body is provided with an outward folded edge structure, and the folded edge structure of the body is clamped into the groove formed between the folded. The upper part of the lunch box is composed of 2-3 curled edges and 3-2 folded edges, and the box body is buckled with the two folded edge structures of the cover body.

Preferably, at least one of the folded edges of the box body and the folded edge of the cover body is of an outward-folded structure. Such upwarp structure just equals with the barb for box body and lid lock are more reliable.

Preferably, the upper part of the box body is a curled edge or a cylindrical structure consisting of a curled edge and a straight edge, the straight edge of the cylindrical structure of the box body is in staggered lap joint with the flanged cylindrical barrel at the lower part of the box body, a groove or a bulge is arranged below the curled edge or the curled edge at the upper part of the cylindrical structure, the upper part of the cover body cylinder body is of an inward curled edge structure, the lower end of the cylinder body is provided with an outward curled edge structure, a bulge or a groove is arranged between the curled edge and the curled edge of the cover body cylinder body, and the bulge and the groove.

Since the technical scheme is adopted, the utility model provides a pair of cutlery box has such beneficial effect: through the combination innovation of box body and lid isotructure, provide a simple structure, with low costs, operation and convenient to use disposable cutlery box has the ability of preventing the secondary use, can guarantee food safety, and the product of paper can degrade simultaneously, accords with modern environmental protection requirement.

Drawings

FIG. 1 is a sectional view of the disposable lunch box of the present invention;

FIG. 2 is a top view of the disposable lunch box of the present invention;

FIG. 3 is a partially enlarged view of the disposable lunch box of the present invention;

FIG. 4 is a partially enlarged view of a second disposable lunch box of the present invention;

FIG. 5 is a partially enlarged view of a third disposable lunch box of the present invention;

FIG. 6 is a partially enlarged view of a fourth disposable lunch box of the present invention;

FIG. 7 is a partially enlarged view of a fifth disposable lunch box of the present invention;

FIG. 8 is a top view of a sixth disposable lunch box of the present invention;

FIG. 9 is a partially enlarged view of a sixth disposable lunch box of the present invention;

fig. 10 is a top view of a seventh disposable lunch box of the present invention;

FIG. 11 is a partially enlarged view of a seventh disposable lunch box of the present invention;

FIG. 12 is a partially enlarged view of an eighth disposable lunch box according to the present invention;

in the figure: 1-box body, 11-cylinder structure, 12-bulge, 13-groove, 14-inner warping, 15-curled edge, 16-folded edge, 17-straight edge, 18-cylinder body, 19-cone body, 2-cover body, 21-cylinder body, 22-bulge, 23-groove, 24-curled edge, 27-upper layer paper board, 27.1-U-shaped breaking nick, 27.2-annular breaking nick, 27.3-circular breaking nick, 28-lower layer paper board and 29-outer warping.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

The first embodiment is as follows: in conjunction with the attached figure 1 of the drawings, 2 and 3, disposable cutlery box, including box body (1) and box body (2), box body (1) upper portion is for having cylinder structure (11) of two interior curls (15), box body (1) lower part has awl staving (19) of outer curl (15), box body (1) upper and lower part dislocation overlap joint, recess (13) (13) have been formed between two curls (15) of box body (1), lid (2) comprise upper and lower double-deck cardboard, lower floor cardboard (28) are equipped with the bleeder vent, upper strata cardboard (27) are equipped with U-shaped and break nick (27.1), the lid (2) outside is equipped with cylinder (21), outer curl (24) structure is constituteed jointly to upper and lower floor cardboard (28) and cylinder (21) of cylinder (21) upper end, outer curl (24) are gone into as arch (22) card and have formed in recess (13) between box body (1) curl (15).

When the cover body (2) is covered, the lower end of a cylinder body (21) of the cover body (2) is abutted against the cone barrel body (19) to play a role in positioning, an outer curled edge (24) at the upper part of the cover body (2) passes over an upper curled edge (15) structure of the box body (1) through elastic deformation, the outer curled edge (24) of the cover body (2) is clamped by the upper curled edge (15) structure of the box body (1), and the cover body (2) cannot be opened automatically; because the cover body (2) has no force application point, the cover body is opened by hands with certain difficulty; the user cuts the U-shaped snapping nick (27.1) to pull the upper layer paper board (27) of the cover body (2), the outer curled edge (24) of the cover body (2) is enabled to cross the upper curled edge (15) of the box body (1) through the elastic deformation of the two curled edges (15), and the cover body (2) is opened for dining.

Example two: with reference to fig. 1, 2 and 4, the disposable lunch box includes a box body (1) and a cover body (2), and the difference from the embodiment is that: the upper part of the box body (1) is provided with a cylindrical structure (11) consisting of an inner curled edge (15) and an outer curled edge (15), a groove (13) is arranged between the two curled edges (15), when the cover body (2) is inserted into the box body (1), the outer curled edge (24) of the cover body (2) is embedded into the groove (13) of the box body (1), and the rest parts are the same as the first embodiment, and are not described again.

Example three: with reference to fig. 1, 2 and 5, the disposable lunch box comprises a box body (1) and a cover body (2), and the difference from the second embodiment is that: the upper part of the box body (1) is a cylindrical structure (11) consisting of an inner curled edge (15) and an outer curled edge (15), the inner side of the outer curled edge (15) at the upper part is provided with a folded edge (16), the upper part of the cover body (2) is provided with an inner curled edge (24) structure, and the lower part of the cylinder body (21) is provided with an outer warping (29) structure. After the cover body (2) is inserted into the box body (1), the outward warping (29) structure of the cover body (2) is abutted against the folded edge (16) of the box body (1), and other parts are the same as the embodiment and are not described again.

Example four: with reference to fig. 1, 2 and 6, the disposable lunch box comprises a box body (1) and a cover body (2), and the three differences from the embodiment are as follows: the upper part of the box body (1) is a cylindrical structure (11) consisting of an inner curled edge (15) and a folded edge (16), and the folded edge (16) at the upper part is an inner tilted (14) structure. After the cover body (2) is inserted into the box body (1), the outward warping (29) structure of the cover body (2) props against the inward warping (14) structure of the box body (1), and the rest is the same as the embodiment, and the description is omitted.

Example five: with reference to fig. 1, 2 and 7, the disposable lunch box comprises a box body (1) and a cover body (2), and the four differences from the embodiment are as follows: the upper part of the box body (1) is a cylindrical structure (11) consisting of a straight edge (17) and a folded edge (16), the lower part of the box body (1) is a cone barrel body (19) with the folded edge (16), and the straight edge (17) of the cylindrical structure (11) and the folded edge (16) of the cone barrel body (19) are in staggered lap joint. After the cover body (2) is inserted into the box body (1), the outward warping (29) structure of the cover body (2) is abutted against the folding edge (16) structure of the box body (1), and the rest is the same as the fourth embodiment, and the description is omitted.

Example six: with reference to fig. 1, 8 and 9, the disposable lunch box comprises a box body (1) and a cover body (2), and the five differences from the embodiment are as follows: the upper part of the box body (1) is provided with a cylindrical structure (11) consisting of a straight edge (17) and a folding edge (16), the lower part of the box body (1) is provided with a cylindrical body (18) with the folding edge (16), and the straight edge (17) of the cylindrical structure (11) and the folding edge (16) of the cylindrical body (18) are in staggered lap joint; the lower layer paper board (28) of the cover body (2) is provided with air holes and is in a free state; the upper layer cardboard (27) of the cover body (2) is provided with two annular snapping nicks (27.2). When in use, the annular breaking nick (27.2) is cut, and the cover body (2) is pulled open by hands to have meals, the others are the same as the fifth embodiment, and the description is omitted.

Example seven: with reference to fig. 1, 10 and 11, the disposable lunch box includes a box body (1) and a cover body (2), and six differences from the embodiment are as follows: the upper part of the box body (1) is provided with a cylindrical structure (11) consisting of a straight edge (17) and an outer curled edge (15), the middle of the cylindrical structure (11) is provided with a bulge (12), the lower part of the box body (1) is provided with a cylindrical barrel body (18) with a folded edge (16), and the straight edge (17) of the cylindrical structure (11) and the folded edge (16) of the cylindrical barrel body (18) are in staggered lap joint; the middle part of the cylinder body (21) of the cover body (2) is provided with a groove (23) matched with the bulge (12), and the upper layer paper board (27) of the cover body (2) is provided with a circular snap nick (27.3) of four fifths of a circle. When the lunch box is used, the bulge (12) of the box body (1) is buckled with the groove (23) of the cover body (2), the circular breaking nick (27.3) of the cover body (2) is cut off when the lunch box is opened, the lower layer paper board (28) of the cover body (2) is taken out, and dinning can be directly carried out without opening the cover body (2). Otherwise, the same as the sixth embodiment, and the description thereof is omitted.

Example eight: with reference to fig. 1, 10 and 12, the disposable lunch box includes a box body (1) and a cover body (2), and the difference from the embodiment is that: the upper part of the box body (1) is provided with a cylindrical structure (11) consisting of a straight edge (17) and an outer folded edge (16), the middle of the cylindrical structure (11) is provided with a groove (13), the lower part of the box body (1) is provided with a cylindrical barrel body (18) with the folded edge (16), and the straight edge (17) of the cylindrical structure (11) and the folded edge of the cylindrical barrel body (18) are in staggered lap joint; the middle part of the cylinder body (21) of the cover body (2) is provided with a bulge (22) matched with the groove (13), and the upper layer paper board (27) of the cover body (2) is provided with a circular snap nick (27.3) of four fifths of a circle. Otherwise, the same as the sixth embodiment, and the description thereof is omitted.

The above embodiments are detailed descriptions of the present invention. The principles and embodiments of the present invention have been explained herein using specific examples, which are provided only to assist in understanding the core concepts of the present invention. It should be noted that, for those skilled in the art, without departing from the core idea of the present invention, several modifications can be made to the present invention, such as modifying the technical parameters of materials, lunch box shape and snapping indentation, or combining several modifications according to the claims, which fall within the protection scope of the claims of the present invention.

Claims

1. The disposable lunch box comprises a paper box body and a cover body, and is characterized in that the upper part of the box body is provided with a cylindrical structure, the end part of the cylindrical structure is a curled edge, a folded edge or a straight edge, the inner wall of the cylindrical structure is provided with an annular bulge or groove, the lower part of the box body is a round barrel body or a cone body, the port of the round barrel body or the cone body is a curled edge, a folded edge or a straight edge, and the upper part and the lower part of the box body are overlapped; the outer side of the cover body is provided with a cylinder body, the outer side of the cylinder body is provided with an annular groove or a bulge matched with the inner wall of the cylinder structure of the box body, and the cover body is provided with an opening device.

2. The disposable lunch box of claim 1, wherein the lid body is a double-layer cardboard structure fixedly connected to the cylinder, the lower layer cardboard is provided with ventilation holes, and the upper layer cardboard is provided with U-shaped or ring-shaped snap scores.

3. The disposable lunch box of claim 1, wherein the lid has a double-layered cardboard structure, the lower cardboard is in a free state, the lower cardboard is provided with ventilation holes, the upper cardboard is fixedly connected with the cylinder, and the upper cardboard is provided with a U-shaped or ring-shaped snap notch.

4. The disposable lunch box of claim 3, wherein the U-shaped snapping notches in the upper cardboard of the lid body are in a circular arc structure with a semicircular shape or more.

5. A disposable lunch box according to claim 2 or 3, wherein the upper part of the box body is a cylindrical structure consisting of two inner curls and is in staggered lap joint with the conical barrel body with an outer curl at the lower part of the box body, and a groove is formed between the two curls of the box body; the upper end of the cover body cylinder is provided with an outer curled edge structure which is clamped into the groove formed between the curled edges of the cover body as a protrusion.

6. A disposable lunch box according to claim 2 or 3, wherein the upper part of the box body is a cylindrical structure consisting of two curled edges, one inside and one outside, the inner curled edge of the cylindrical structure is in staggered lap joint with the conical barrel body with the outer curled edge at the lower part of the box body, and a groove is arranged between the two curled edges of the box body; the upper end of the cover body cylinder is provided with an outer curled edge structure which is clamped into the groove of the cover body as a protrusion.

7. A disposable lunch box according to claim 2 or 3, wherein the upper part of the box body is a cylindrical structure consisting of a folded edge and a curled edge, the curled edge of the cylindrical structure is in staggered lap joint with the conical barrel body with the outer curled edge or the folded edge at the lower part of the box body, and a groove is formed between the curled edge at the upper part of the cylindrical structure and the curled edge at the lower part of the box body; the upper portion of the cover body cylinder is of an inward curled edge structure, an outward folded edge structure is arranged at the lower end of the cylinder, and the folded edge structure of the cylinder is clamped into a groove formed between curled edges of the cover body as a protrusion.

8. The disposable cutlery box of claim 7, wherein at least one of the folded edges of the box body and the folded edges of the cover has an outwardly folded configuration.

9. A disposable lunch box according to claim 2 or 3, wherein the upper part of the box body is a cylindrical structure consisting of a curled edge or a folded edge and a straight edge, the straight edge of the cylindrical structure of the box body is in staggered lap joint with the folded cylindrical body of the lower part of the box body, a groove or a bulge is arranged below the folded edge or the curled edge of the upper part of the cylindrical structure, the upper part of the cylindrical body of the cover body is of an inward curled edge structure, the lower end of the cylindrical body is provided with an outward folded edge structure, and a bulge or a groove is arranged between the curled edge and the folded edge of the cylindrical body of the cover body, and the bulge and.