WO2020215463A1

WO2020215463A1 - Food container

Info

Publication number: WO2020215463A1
Application number: PCT/CN2019/091274
Authority: WO
Inventors: 伍京栋
Original assignee: 伍京栋
Priority date: 2019-04-25
Filing date: 2019-06-14
Publication date: 2020-10-29
Also published as: CN109969584A; US20200339304A1

Abstract

A food container. The food container comprises a box body (1) and a cover body (2), wherein the cover body (2) is buckled above the box body (1), the peripheral edge portion of the box body (1) is clamped and connected to the peripheral edge portion of the cover body (2), a storage cavity is formed between the box body (1) and the cover body (2), an outer edge (103) of the box body (1) wraps an outer edge (203) of the cover body (2), a section of gap (12) is formed in the outer edge of the box body (1), and the gap (12) is exposed out of part of the outer edge of the cover body (2). The food container further comprises a lock catch (3), the lock catch (3) consists of an opening sealing strip (31) and a pull ring part (32), the opening sealing strip (31) is provided in the gap (12) and is connected to a cross section of the box body formed at the gap (12) by means of a plurality of connecting bridges, and the pull ring part (32) is provided on the outer side of the opening sealing strip (31) and is connected to the opening sealing strip (31). The food container is easy to open and can also ensure sealing performance.

Description

Food container

Technical field

The invention relates to the technical field of daily necessities, in particular to a food container.

Background technique

Food containers are indispensable in people's daily life. For example, disposable plastic lunch boxes are widely used because of their good sealing, light weight, beautiful appearance, and low cost. The plastic lunch box generally includes a box body and a lid covered on the box body. A storage cavity is formed between the box body and the lid, which plays a role of containing and sealing food. In the prior art, in order to achieve a good sealing effect, the peripheral part of the box body and the peripheral part of the lid are usually designed to be closely connected to each other. However, while the tightness of the lunch box is improved, the user is in the box body The operation of lifting the lid is more difficult, and it is easy to cause finger injuries. Sometimes it is even necessary to destroy the lid or the box body to open the lid smoothly. It is easy for the food in the lunch box to spill out, which leads to poor use and experience of the lunch box. On the contrary, in order to reduce the difficulty of opening the lunch box, it is necessary to sacrifice tightness.

Summary of the invention

Based on this, the present invention provides a food container, which is easy to open and can ensure tightness.

The technical scheme adopted by the present invention is as follows:

A food container, comprising a box body and a lid body, the lid body is buckled above the box body, the peripheral edge portion of the box body is snap-connected with the peripheral edge portion of the lid body, the box body and the lid body A storage cavity is formed between; and a lock is also included. The outer edge of the box body covers the outer edge of the cover body, and the outer edge of the box body is provided with a gap, the gap exposing the cover Part of the outer edge of the body; the lock is composed of a sealing strip and a pull ring part, the sealing strip is provided in the gap, which is connected to the cross section formed by the box body at the gap by several connecting bridges, so The pull ring part is arranged on the outer side of the sealing strip and connected with the sealing strip.

When the food container needs to be opened, the user pulls up the pull ring to break the connecting bridge connecting the box body and the sealing strip, and removes the lock from the gap to expose part of the outer edge of the lid. Pinch the exposed part of the outer edge of the cover body, and uncover the cover body from the box body, so that the food container can be opened conveniently. Moreover, the lock can also play a role in safety and anti-theft. The user can know whether the food container has been opened according to whether the sealing strip is present in the food container or whether the connecting bridge is complete.

On the one hand, the present invention is provided with a notch on the periphery of the box body to expose part of the outer edge of the lid body, thereby facilitating the operation of opening the lid body, reducing the difficulty of opening the food container, and hardly affecting the relationship between the box body and the lid body. The reliability of the connection between the two ensures the sealing performance. On the other hand, the sealing strip is used to seal the gap to block the exposed part of the outer edge of the cover, which also plays a role in ensuring the sealing performance, and can also play a safety and anti-theft function.

The food container of the present invention is easy to open, can ensure the tightness, and has the function of safety and theft prevention.

Further, the peripheral part of the box body is rectangular and has four corners.

Further, the notch is provided on the outer edge of one of the corners of the box body, the sealing strip is provided in the notch, and its inner side passes through the cross section formed by the connecting bridge and the box body at the notch. Connected, the pull ring part is connected with the outer side surface of the sealing strip.

In the rectangular peripheral part of the box body, the stress at the corners is the most concentrated, the mechanical strength is the highest, and it is not prone to deformation or damage. Setting a gap on the outer edge of the corner has little effect on the average mechanical performance of the box body. It not only reduces the possibility of deformation of the gap during transportation and storage, thereby ensuring the tightness of the food container, but also maintains the gap when the connecting bridge is broken The shape prevents the notch from being torn apart by external force and destroying the original structure of the box.

Further, the shape of the sealing strip is consistent with the shape of the complete corner of the box body, so that the peripheral part of the box body is substantially complete and beautiful in appearance, and the sealing performance is ensured.

Further, the four corners of the peripheral part of the box body are rounded corners, which can avoid the inconvenience of transportation and the possible injury to the user caused by the too sharp contour.

Further, the inner side surface and both end surfaces of the sealing strip are connected to the cross section formed at the gap of the box body by the connecting bridge to improve the sealing performance.

Further, the connecting bridges respectively connecting the inner side surface of the sealing strip and the cross section are evenly spaced, so that the user can smoothly tear off the sealing strip by applying a relatively uniform force.

Further, the pull ring part is provided with a through hole, so that the food container has the function of hanging, and the user can hang the through hole of the pull ring part on a hook or nail to hang the food container. Or hang the box separately.

Further, the pull ring part is a sheet structure, which is perpendicular to the outer side of the sealing strip and is connected to the outer side of the sealing strip, which is convenient for hanging and for the user to tear by pulling up the pull ring The operation of the lower sealing strip.

Further, the box body, the lock catch and the connecting bridge are jointly formed through plastic molding and punching processes, which is beneficial to reduce the manufacturing process and cost.

For a better understanding and implementation, the present invention will be described in detail below in conjunction with the accompanying drawings.

Description of the drawings

Figure 1 is a front view of the food container of the present invention;

Figure 2 is a top view of the food container of the present invention;

Fig. 3 is a sectional view taken along the line A-A in Fig. 2;

Figure 4 is an enlarged view of part Ⅰ in Figure 2;

Figure 5 is a B-B sectional view of Figure 2;

Figure 6 is a front view of the box;

Figure 7 is a top view of the box;

Figure 8 is an enlarged view of part Ⅱ in Figure 7;

Figure 9 is a bottom view of the box;

Figure 10 is a perspective view of the box;

Figure 11 is a perspective schematic view of the food container of the present invention in one direction;

Figure 12 is a perspective schematic view of Figure 11 along the a-b-c-d cross-sectional direction;

Figure 13 is a perspective schematic view of the food container of the present invention in another direction;

Fig. 14 is a perspective schematic view of the food container of the present invention in another direction.

Detailed ways

Please refer to FIGS. 1-14 at the same time. The food container provided by the present invention includes a box body 1, a lid body 2 and a lock 3.

The cover 2 is buckled above the box 1, the peripheral portion 10 of the box 1 is snap-connected to the peripheral portion 20 of the cover 2, and a storage is formed between the box 1 and the cover 2. The cavity S is shown in Figure 3. The outer edge 103 of the box body 1 wraps the outer edge 203 of the cover body 2, as shown in FIG. 4, and the outer edge of the box body 1 is provided with a gap 12, as shown in FIG. The notch 12 exposes part of the outer edge of the cover 2 as shown in FIG. 12.

8 and 12, the lock buckle 3 is composed of a sealing strip 31 and a pull ring portion 32, the sealing strip 31 is provided in the gap 12, which is connected to the box body 1 through several connecting bridges. The section 13 formed at the notch 12 is connected. The pull ring portion 32 is arranged on the outer side of the sealing strip 31, and is connected with the sealing strip 31 and defines a through hole 320.

When the food container needs to be opened, the user pulls up the pull ring portion 32 to break the connecting bridge connecting the box body 1 and the sealing strip 31, and remove the lock 3 from the notch 12 to make part of the lid body 2 The outer edge 203 is exposed, and then pinch the exposed part of the outer edge 203 of the lid body 2 to uncover the lid body 2 from the box body 1 to realize the opening of the food container. Moreover, the lock buckle 3 plays a role of safety and anti-theft. The user can know whether the food container has been opened according to whether the sealing strip 31 is present in the food container or whether the connecting bridge is complete.

In addition, the user can hang the through hole 320 of the tab portion 32 on hooks or nails to hang the food container or hang the box body 1 separately to meet the needs of various use occasions.

In this embodiment, the peripheral edge portion 10 of the box body 1 is rectangular and has four corners. As a further preference, the four corners of the peripheral edge portion 10 of the box body 1 are rounded corners, which can prevent the profile from being too sharp. Inconvenient transportation and possible injury to users. Correspondingly, the peripheral portion 20 of the cover 2 is a rectangle with all four corners rounded. In other embodiments, the peripheral portion of the box body may also be regular or irregular shapes such as other polygons, circles, ellipses, etc.

In order to ensure the tightness, in this embodiment, the outer edge 103 of one of the corners of the box body 1 is provided with the notch 12. In the rectangular peripheral portion 10 of the box body 1, the stress is concentrated at the corners, the mechanical strength is the highest, and deformation or damage is not easy to occur. The notch 12 is provided on the outer edge 103 of the corner, which has little effect on the overall average mechanical performance of the box body 1. It not only reduces the possibility of deformation of the notch 12 during transportation and storage, so as to ensure the tightness of the food container, but also can connect the bridge When broken, the shape of the notch 12 is maintained to prevent the notch 12 from being further torn apart by external force and damaging the original structure of the box body 1. In other embodiments, the notch may be provided at any position on the outer edge of the box body.

In order to reduce material cost and beautiful appearance, in this embodiment, the shape of the sealing strip 31 is consistent with the shape of the complete corner of the box body 1, as shown in Figures 8 and 12, the sealing strip 31 is set at In the notch 12, a part of the outer edge 203 of the cover 2 exposed from the notch 12 is covered, and it is coordinated in shape with the outer edge 103 of the box body 1, so that the peripheral edge portion 10 of the box body 1 appears in appearance It is substantially complete and ensures tightness. At the same time, the sealing strip 31 uses a relatively small amount of material.

In order to improve the sealing performance, in this embodiment, as shown in FIG. 8, the inner side surface 311 and both end surfaces 313 of the sealing strip 31 are connected to the section 13 formed at the gap 12 of the box body 1 through several connecting bridges. . Specifically, a gap is formed between the sealing strip 31 and the cross section 13, and the connecting bridge is provided in the gap and perpendicular to the cross section 13, wherein the inner side surface 311 of the sealing strip 31 and the cross section 13 are respectively connected The three connecting bridges 41 of the section 13 are evenly spaced, so that the user can smoothly tear off the sealing strip 31 by applying a relatively uniform force.

Since when the sealing strip 31 is pulled, the connecting bridge between one end surface 313 of the sealing strip 31 and the section 13 is usually broken first, and then the remaining connecting bridges are broken. Therefore, in order to facilitate the tearing of the sealing strip 31, in this embodiment In this case, the two ends 313 of the sealing strip 31 are connected to the section 13 by only one connecting bridge 42 respectively. In other embodiments, depending on the thickness and material of the connecting bridge, more than one connecting bridge may be used to connect each end surface of the sealing strip to the section.

In order to reduce material cost and beautiful appearance, the pull ring portion 32 has an annular sheet structure, and a through hole 320 is opened in the middle portion. The pull ring portion 32 is perpendicular to the outer side surface 312 of the sealing strip 31, and is connected to the outer side surface 312 of the sealing strip 31, as shown in Figures 5 and 12, which is convenient for hanging and tearing off the sealing strip 31. .

In this embodiment, the box body 1, the lock catch 3 and the connecting bridge are made of the same material, such as hot-melt plastic, which facilitates simultaneous manufacture and reduces the manufacturing process and cost. Specifically, the box body 1, the lock buckle 3 and the connecting bridge are jointly formed by a plastic molding and punching process, wherein the gap between the sealing strip 31 and the section 13 is formed by a punching process, thereby forming The gap 12 and the gap between two adjacent connecting bridges are also formed by a punching process, and the through hole 320 of the pull ring portion 32 is also formed by a punching process. The cover 2 can also be made of the same material as the box 1, for example, made by plastic molding.

Please refer to Figure 4, Figure 5 and Figure 12, where Figure 4 shows a cross-sectional view of the junction between the peripheral portion 10 of the box body 1 and the peripheral portion 20 of the cover 2 (the cross-sectional line does not cut to the lock 3); Figure 5 Shows a cross-sectional view of the junction between the peripheral edge portion 10 of the box body 1 and the peripheral edge portion 20 of the cover body 2 (the section line is cut to the lock 3 and the connecting bridge 41 in the middle); Figure 12 shows the peripheral edge portion 10 of the box body 1 A cross-sectional view of the junction with the peripheral portion 20 of the cover 2 (the cross-section is cut to the lock 3 and the connecting bridge 41 in the middle); the food container shown in Figures 4 and 5 is in the forward direction, while the food container shown in Figure 12 is Reverse direction.

In order to improve the sealing performance, in this embodiment, the peripheral portion 10 of the box body 1 is bent to form a horizontal platform portion 101, an upwardly protruding convex portion 102, and an upwardly protruding outer edge 103. The convex portion 102 is located between the platform portion 101 and the outer edge 103; the peripheral portion 20 of the cover 2 is bent to form a downwardly protruding support portion 201, a receiving portion 202 with a downward opening, and an upwardly upwardly curved outer portion Rim 203, the receiving portion 202 is located between the supporting portion 201 and the outer edge; the supporting portion 201 is provided on the surface of the platform portion 101, and the convex portion 102 is embedded in the opening of the containing portion 202 and is convex The top surface of the portion 102 and the bottom surface of the accommodating portion 202 are in contact with each other and shape-matched to achieve sealing; the outer edge of the box body 1 covers the outer edge 203 of the cover 2 from bottom to top, and the end surface 103s of the outer edge 103 is high On the end surface 203s of the outer edge 203, and the outer edge 103 and the outer edge 203 are in contact with each other and shape-matched to achieve sealing. As a result, the peripheral edge portion 10 of the box body 1 and the peripheral edge portion 20 of the cover body 2 achieve a snap connection, achieving a good sealing effect.

Further, in order to achieve a better sealing effect, as shown in FIG. 4, the inner side of the outer edge 103 faces the protrusion 102 to form a locking protrusion 103m, and the locking protrusion 103m is provided on the outer The end surface 203s of the edge 203 is above and extends to the outer edge 103, and the locking protrusion 103m functions to block the upward displacement of the outer edge 203, thereby preventing the box body 1 and the cover body 2 from being separated.

In addition, referring to Figure 4, the protrusion 102 forms a downward opening. In order to enhance the mechanical strength of the peripheral portion 10 of the box body, in this embodiment, the protrusion 102 is provided with multiple openings. 12 reinforcing ribs 104, as shown in Figure 12 (the cross-section cuts to one of the reinforcing ribs 104); the supporting portion 201 forms an upward opening, in order to strengthen the mechanical strength of the peripheral portion 20 of the cover 2, this embodiment In an example, a plurality of reinforcing ribs 204 are provided in the opening of the supporting portion 201.

The above-mentioned embodiments only express several embodiments of the present invention, and the descriptions are more specific and detailed, but they should not be understood as limiting the scope of the invention patent. It should be pointed out that for those of ordinary skill in the art, without departing from the concept of the present invention, several modifications and improvements can be made, and these all fall within the protection scope of the present invention.

Claims

A food container, comprising a box body and a lid body, the lid body is buckled above the box body, the peripheral edge portion of the box body is snap-connected with the peripheral edge portion of the lid body, the box body and the lid body A storage cavity is formed in between; it is characterized in that it also includes a lock, the outer edge of the box body covers the outer edge of the cover, and the outer edge of the box body is provided with a gap, the gap Part of the outer edge of the cover body is exposed; the lock buckle is composed of a sealing strip and a pull-ring part, the sealing strip is arranged in the gap, which is formed at the gap by several connecting bridges and the box body Section connection, the pull ring part is arranged on the outer side of the sealing strip and connected with the sealing strip.
The food container according to claim 1, wherein the peripheral edge portion of the box body is rectangular and has four corners.
The food container according to claim 2, wherein the notch is provided on the outer edge of one of the corners of the box body, the sealing strip is provided in the notch, and the inner side of the sealing strip passes through the connecting bridge It is connected with the section formed at the notch of the box body, and the pull ring part is connected with the outer side surface of the sealing strip.
The food container according to claim 3, wherein the shape of the sealing strip is consistent with the shape of a complete corner in the box body.
The food container according to claim 2, wherein the four corners of the peripheral portion of the box body are rounded.
The food container according to any one of claims 1 to 5, wherein the inner side surface and both end surfaces of the sealing strip are connected to the cross section of the box body at the gap formed by the connecting bridge.
The food container according to claim 6, wherein the connecting bridges respectively connecting the inner side surface of the sealing strip and the cross section are evenly spaced.
The food container according to claim 1, wherein the pull ring part is provided with a through hole.
The food container according to claim 1, wherein the pull-tab part is a sheet structure, which is perpendicular to the outer side of the sealing strip and connected to the outer side of the sealing strip.
The food container according to claim 1, wherein the box body, the lock catch and the connecting bridge are jointly formed by plastic molding and punching processes.