Food packaging box

Abstract

The utility model discloses a food packaging box which comprises a box body, stacking ribs are arranged at the bottom of the box body, the plane where the stacking ribs are located is not coplanar with the vertical plane where the diagonal lines of the box body are located, the top of each stacking rib is provided with a supporting face, the bottom of the box body is provided with a placing face, and when the box body is stacked, the supporting faces of the stacking ribs are not coplanar with the placing face. The placing surface of the box body is in contact with the supporting surface of the adjacent box body, the box body is provided with a box opening, and the box opening extends outwards to form a sealing edge; and the box cover is detachably connected with the box body. Stacking stability can be guaranteed, the box body is not prone to being damaged, and potential safety hazards are reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to food packaging technical field especially relates to a food packaging box. BACKGROUND

[0002] Food packaging box is a kind of packaging container, food packaging box is often stacked after production and transported to food canning production line, to make box and box not mutually adsorbed and stuck, four stacking ribs for supporting other box body are often arranged on the inner cavity bottom of food packaging box, to ensure that the gap between box and box is uniform, and food packaging box is conveniently discharged. The current stacking rib is short and unstable, the box located at the upper part is extruded under the action of gravity and external pressure, which can easily deform and damage the box body, and affect production efficiency and product quality. SUMMARY

[0003] The utility model provides a kind of food packaging box, it can ensure that stacking stability, make box body not easy to break, reduce security risk.

[0004] To solve the above technical problems, the utility model provides a kind of food packaging box, characterized by comprising:

[0005] Box body, the bottom of the box body is provided with stacking rib, the plane where the stacking rib is located is not coplanar with the vertical plane where the diagonal line of the box body is located, the top of the stacking rib has supporting surface, the bottom of the box body has placement surface, when stacking, the placement surface of the box body is in contact with the supporting surface of adjacent box body, the box body has box mouth, and the box mouth extends outward to form sealing edge.

[0006] Box cover, the box cover is detachably connected with the box body.

[0007] As the preferred technical solution of the above, the plane where the stacking rib is located is parallel to the vertical plane where the diagonal line of the box body is located, and the distance between the plane where the stacking rib is located and the vertical plane where the diagonal line of the box body is located is 2-3mm.

[0008] As the preferred technical solution of the above, the length of the stacking rib is 3-4mm, and the height of the stacking rib is 3-4mm.

[0009] As the preferred technical solution of the above, the stacking rib is provided with a chamfered portion.

[0010] As the preferred technical solution of the above, the bottom of the box body is concave downward to form a placement portion, the placement portion has the placement surface, the bottom of the side wall of the box body extends downward to form a reinforcing protrusion, and the reinforcing protrusion and the placement portion have a groove therebetween.

[0011] As the preferred technical scheme of the above, the middle part of the placing part is upwardly protruded to form a hollow part.

[0012] As the preferred technical scheme of the above, the outer edge of the box cover is downwardly extended to form an elastic connecting part, the elastic connecting part comprises a first elastic connecting part and a second elastic connecting part, the first elastic connecting part is a linear connecting part, the second elastic connecting part is an arc-shaped connecting part, a buckle part is arranged on the first elastic connecting part, and the buckle part is clamped with the sealing edge of the box mouth to enable the box cover to be detachably connected with the box body.

[0013] As the preferred technical scheme of the above, a guide inclined surface is arranged at the lower part of the buckle part.

[0014] As the preferred technical scheme of the above, a reinforcing rib is arranged on the first elastic connecting part, and the reinforcing rib and the buckle part have a clamping space therebetween, and when the box cover is clamped with the box body, the sealing edge is located in the clamping space.

[0015] As the preferred technical scheme of the above, the number of the first elastic connecting part and the second elastic connecting part is several, the first elastic connecting part and the second elastic connecting part are alternately arranged, three buckle parts are arranged on each first elastic connecting part, and three reinforcing ribs are arranged on each first elastic connecting part.

[0016] The utility model provides a kind of food packaging box, including box body and box cover, the top of the stacking rib has support surface, the bottom of the box body has placing surface;The placing surface of the box body in upper is closely pasted with the support surface of the box body below when stacking, to ensure the stability and compression strength when stacking.The corner of the bottom of the box body is circular arc structure, the plane where the stacking rib is and the vertical plane where diagonal of the box body is not coplanar, the vertical plane is the plane containing diagonal of the box body and being vertically related with the bottom surface of the box body, the stacking rib is offset, can avoid circular arc corner, in the case where the stacking rib length is consistent, it can increase the contact area of the stacking rib and the support surface of the bottom of the box body, effectively disperses pressure, avoids stress concentration, to enhance the stability and compression strength of structure.

[0017] The above description is only a summary of the technical scheme of the utility model, in order to more clearly understand the technical means of the utility model, it can be implemented according to the content of the specification, and in order to make the above and other purposes, characteristics and advantages of the utility model more obvious and easy to understand, the specific embodiment of the utility model is as follows. BRIEF DESCRIPTION OF DRAWINGS

[0018] Fig. 1A three-dimensional structure schematic view of a food packaging box according to an embodiment of the present application is shown in the figure.

[0019] Fig. 2 A three-dimensional structure schematic view of a stacking state of a box body of a food packaging box according to an embodiment of the present application is shown in the figure.

[0020] Fig. 3 A structure schematic view of a stacking state of a box body of a food packaging box according to an embodiment of the present application is shown in the figure.

[0021] Fig. 4 A three-dimensional structure schematic view of a box cover of a food packaging box according to an embodiment of the present application is shown in the figure.

[0022] In the figure: 1, box body; 2, stacking rib; 3, box cover; 101, placement surface; 102, sealing edge; 103, placement part; 104, reinforcing protrusion; 105, groove; 106, space part; 201, support surface; 202, chamfer part; 301, first elastic connecting part; 302, second elastic connecting part; 303, buckle part; 304, guide inclined surface; 305, reinforcing rib. DETAILED DESCRIPTION

[0023] In order to make the purpose, characteristics and advantages of the present application more obvious and easy to understand, the technical solutions in the embodiments of the present application will be described clearly and completely below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor are within the scope of protection of the present application.

[0024] Referring to Figs. 1 to 4 The embodiment of the present application provides a food packaging box, characterized in that it comprises:

[0025] A box body 1, the bottom of the box body 1 is provided with a stacking rib 2, the plane where the stacking rib 2 is located is not coplanar with the vertical plane where the diagonal line of the box body 1 is located, the top of the stacking rib 2 has a support surface 201, the bottom of the box body 1 has a placement surface 101, when the box body 1 is stacked, the placement surface 101 of the box body 1 is in contact with the support surface 201 of the adjacent box body 1, the box body 1 has a box opening, and the box opening extends outward to form a sealing edge 102.

[0026] A box cover 3, which is detachably connected with the box body 1.

[0027] The utility model provides an embodiment a food packaging box, including box body 1 and box cover 3, the top of stacking rib 2 has support surface 201, the bottom of box body 1 has and places surface 101, when stacking, the placing surface 101 of the box body 1 in the upper is closely pasted with the support surface 201 of the box body 1 below, to ensure the stability and compression strength when stacking, the corner of the bottom of box body 1 is circular arc structure, the plane of stacking rib 2 is not in the same plane with the vertical plane of the diagonal line of box body 1, the vertical plane is the plane containing the diagonal line of box body 1 and being perpendicular to the bottom surface of box body 1, the stacking rib 2 is offset, can avoid the circular arc corner, under the condition that the length of stacking rib 2 is consistent, can increase the contact area of stacking rib 2 and the support surface 201 of the bottom of box body 1, can effectively disperse pressure, avoids stress concentration, thereby enhances the stability and compression strength of structure.

[0028] In the further implementable manner of the embodiment, the plane of the stacking rib 2 is parallel to the vertical plane of the diagonal line of the box body 1, and the distance between the plane of the stacking rib 2 and the vertical plane of the diagonal line of the box body 1 is 2-3mm.

[0029] In the embodiment, the plane of the stacking rib 2 is parallel to the vertical plane of the diagonal line of the box body 1, specifically, the distance between the plane of the stacking rib 2 and the vertical plane of the diagonal line of the box body 1 is 2.3mm, if the offset distance of the stacking rib 2 is too small, the circular arc corner cannot be effectively avoided, the contact area of the stacking rib 2 and the support surface 201 of the bottom of the box body 1 cannot be effectively increased, and thus the compression strength is reduced, if the offset distance of the stacking rib 2 is too large, the stacking rib 2 may be separated from the circular arc corner, and thus the function of supporting the box body 1 cannot be effectively achieved, and the overall stability in the stacked state is affected.

[0030] In the further implementable manner of the embodiment, the length of the stacking rib 2 is 3-4mm, and the height of the stacking rib 2 is 3-4mm.

[0031] In the embodiment, the length of the stacking rib 2 is 3-4 mm. By appropriately increasing the length of the stacking rib 2, the contact area of the stacking rib 2 and the supporting surface 201 of the bottom of the box body 1 can be effectively increased, thereby improving the overall compression resistance. However, if the length of the stacking rib 2 is too large, the user experience will be affected. The height of the stacking rib 2 is 3-4 mm. By increasing the height of the stacking rib 2, the gap between the adjacent two box bodies 1 in the stacked state can be effectively increased, so that the adjacent two box bodies 1 will not be adsorbed and stuck, and the separation can be smooth, facilitating the feeding. However, if the height of the stacking rib 2 is too high, the space occupied during stacking will be increased, the production cost will also be increased, and the user experience will also be affected.

[0032] In a further implementable manner of the embodiment, the stacking rib 2 is provided with a chamfering portion 202.

[0033] In the embodiment, the stacking rib 2 is provided with a chamfering portion 202, which helps to reduce the damage to the adjacent box body 1 during stacking, so that the stacking is more smooth.

[0034] In a further implementable manner of the embodiment, the bottom of the box body 1 is recessed downward to form a placing portion 103, the placing portion 103 has the placing surface 101, the bottom of the side wall of the box body 1 extends downward to form a reinforcing protrusion 104, and the reinforcing protrusion 104 and the placing portion 103 have a groove 105 therebetween.

[0035] In the embodiment, the bottom of the box body 1 is recessed downward to form a placing portion 103, the placing portion 103 has the placing surface 101, specifically, the placing surface 101 is a placing plane, by providing the placing portion 103, the placing can be stable, and the stability is further increased. The bottom of the side wall of the box body 1 extends downward to form a reinforcing protrusion 104, by providing the reinforcing protrusion 104, the reinforcing protrusion 104 and the placing portion 103 have a groove 105 therebetween, the opening of the groove 105 is downwardly provided, the groove depth of the groove 105 is 0.8 mm, and the reinforcing protrusion 104 cooperates with the groove 105 to increase the structural strength of the side wall of the box body 1 and the structural strength of the placing portion 103, thereby preventing the box body 1 from being damaged when being extruded or collided.

[0036] In a further implementable manner of the embodiment, the middle part of the placing portion 103 is protruded upward to form a hollow portion 106.

[0037] In the embodiment, the middle part of the placing part 103 is upwardly protruded to form a hollow part 106. When the box body 1 is placed on a table, the hollow part 106 can effectively reduce the contact area between the placing part 103 and the table. The hollow part 106 and the table form a relatively closed space, thereby having the effect of heat insulation. When the food packaging box contains food at a specific temperature, the heat conduction between the bottom of the box body 1 and the placing surface 101 is inhibited, thereby helping to maintain the temperature of the food in the food packaging box.

[0038] In a further implementable manner of the embodiment, the outer edge of the box cover 3 extends downward to form a resilient connecting part, which includes a first resilient connecting part 301 and a second resilient connecting part 302. The first resilient connecting part 301 is a linear connecting part, and the second resilient connecting part 302 is an arc-shaped connecting part. A buckle part 303 is arranged on the first resilient connecting part 301. The buckle part 303 is clamped with the sealing edge 102 of the box mouth, so that the box cover 3 is detachably connected with the box body 1.

[0039] In the embodiment, in order to match the shape of the box body 1, the resilient connecting part of the box cover 3 is provided as the linear connecting part and the arc-shaped connecting part. The position of the arc-shaped connecting part corresponds to the position of the arc-shaped corner of the box body 1. The buckle part 303 is arranged only on the first resilient connecting part 301. In use, the buckle part 303 is clamped with the sealing edge 102 of the box body 1 or is separated from the sealing edge 102 through the elastic deformation of the first resilient connecting part 301 and the second resilient connecting part 302. If the buckle part 303 is arranged on the second resilient connecting part 302, it is difficult for the second resilient connecting part 302 to elastically deform, so that the pressing force of the resilient connecting part of the box cover 3 is too large, thereby making the connection strength of the box cover 3 and the box body 1 too large, making it difficult for the user to open, and causing inconvenience in use.

[0040] In a further implementable manner of the embodiment, a guide inclined surface 304 is arranged at the lower part of the buckle part 303.

[0041] In the embodiment, the guide inclined surface 304 is arranged at the lower part of the buckle part 303. The guide inclined surface 304 is beneficial to guide the buckle part 303 of the box cover 3 to smoothly clamp with the sealing edge 102 of the box body 1, thereby increasing the smoothness and reliability of the clamping process.

[0042] In a further implementation manner of the embodiment, the first elastic connecting part 301 is provided with a reinforcing rib 305, and the reinforcing rib 305 has a clamping space with the buckle part 303. When the box cover 3 is clamped with the box body 1, the sealing edge 102 is located in the clamping space.

[0043] In the embodiment, the first elastic connecting part 301 is provided with a reinforcing rib 305. In long-term use, the middle part of the first elastic connecting part 301 is prone to inwardly concave, which affects the appearance and squeezes the sealing edge 102 of the box body 1, causing unstable connection. By providing the reinforcing rib 305, the inward concave of the middle part of the first elastic connecting part 301 can be effectively prevented, the clamping stability of the buckle part 303 and the sealing edge 102 is ensured, and the service life of the box cover 3 is prolonged. The reinforcing rib 305 has a clamping space with the buckle part 303, which can avoid the interference between the reinforcing rib 305 and the sealing edge 102 of the box body 1, and affect the normal clamping of the buckle part 303.

[0044] In a further implementation manner of the embodiment, the number of the first elastic connecting part 301 and the second elastic connecting part 302 is several, and the first elastic connecting part 301 and the second elastic connecting part 302 are alternately arranged. Each of the first elastic connecting part 301 is provided with three buckle parts 303, and each of the first elastic connecting part 301 is provided with three reinforcing ribs 305.

[0045] In the embodiment, the number of the first elastic connecting part 301 and the second elastic connecting part 302 is four, and the eight elastic connecting parts are evenly staggered distributed on the periphery of the box cover 3, so as to ensure that the stress distribution between the box cover 3 and the box body 1 is more uniform. Each of the first elastic connecting part 301 is provided with three buckle parts 303, which further enhances the connection strength between the box cover 3 and the box body 1. The three buckle parts 303 are evenly distributed on each of the first elastic connecting part 301, so that the force distribution between the box cover 3 and the box body 1 is more balanced when connected. In addition, each of the first elastic connecting part 301 is provided with three reinforcing ribs 305, and the reinforcing ribs 305 can evenly disperse the stress of the first elastic connecting part 301, so as to maintain the structural stability and prevent deformation caused by long-term use.

[0046] In the description of the present specification, the description referring to the terms "one embodiment", "some embodiments", "an example", "a specific example", or "some examples" and the like means that the specific features, structures, materials or characteristics described in connection with the embodiment or example are included in at least one embodiment or example of the present application. Moreover, the specific features, structures, materials or characteristics described can be combined in any appropriate manner in any one or more embodiments or examples. In addition, the person skilled in the art can combine and combine the different embodiments or examples described in the specification and the features of the different embodiments or examples, without contradiction.

[0047] In addition, the terms "first", "second" are only for the purpose of description, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined with "first", "second" can explicitly or implicitly include at least one of the features. In the description of the present application, the meaning of "multiple" is two or more, unless otherwise specifically limited.

[0048] The above is only a specific embodiment of the present application, but the protection scope of the present application is not limited thereto, and any person skilled in the art can easily think of changes or replacements within the technical range disclosed by the present application, which should be covered within the protection scope of the present application. Therefore, the protection scope of the present application should be subject to the protection scope of the claims.

Claims

1. A food packaging box, characterized by, The utility model relates to a box, which comprises a box body and a box cover. The utility model discloses a box, which comprises a box body and a box cover. The plane where the stacking rib is located is parallel to the vertical plane of the diagonal line of the box body, and the distance between the plane where the stacking rib is located and the vertical plane of the diagonal line of the box body is 2-3 mm.

2. The food packaging box according to claim 1, characterized in that, The length of the stacking rib is 3-4 mm, and the height of the stacking rib is 3-4 mm.

3. The food packaging box according to claim 2, characterized in that, The stacking rib is provided with a chamfered portion.

4. The food packaging box according to claim 3, characterized in that, The bottom of the box body is concave downward to form a placing portion, and the bottom of the sidewall of the box body extends downward to form a reinforcing protrusion.

5. The food packaging box according to claim 1, wherein The middle part of the placing portion is convex upward to form a hollow portion.

6. The food packaging box according to claim 5, wherein The outer edge of the box cover extends downward to form an elastic connecting portion, which comprises a first elastic connecting portion and a second elastic connecting portion.

7. The food packaging box according to claim 1, wherein The lower part of the buckle portion is provided with a guide inclined surface.

8. The food packaging box according to claim 7, characterized in that, The first elastic connecting portion is provided with a reinforcing rib, and the reinforcing rib and the buckle portion have a clamping space.

9. The food packaging box according to claim 8, characterized in that, The number of the first elastic connecting portion and the second elastic connecting portion is several, and the first elastic connecting portion and the second elastic connecting portion are arranged alternately.

10. The food packaging box according to claim 9, characterized in that, Each first elastic connecting portion is provided with three buckle portions and three reinforcing ribs.

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