Novel fresh-keeping calcium plastic packaging box

Abstract

A box body is provided with a handle, the interior of the box body is a heat preservation box body, the top of the box body is provided with a box cover, and the front face of the box body is provided with a locking fastener. A fixing plate of the locking fastener is fixed on the box body through screws, a groove is formed in the top of a clamping protruding piece of the box cover, a limiting groove is formed in the bottom of the clamping protruding piece, a step piece is arranged at the top of the fixing plate in an extending mode, a locking piece and an auxiliary lock are arranged on the step piece, and the limiting groove of the clamping protruding piece is embedded with the limiting groove of the fixing plate after the box cover is closed. And the top of the locking plate is embedded in the groove of the clamping convex piece and is fixed by the secondary lock. By adopting the structure of the locking plate and the auxiliary lock and a double-locking mode, the locking capacity of the heat preservation box is enhanced, the box body is prevented from being opened due to bumping, the sealing performance of the box body is enhanced by arranging the sealing groove in the box cover and arranging the convex step on the box body, and water can be prevented from being accumulated in the sealing groove due to the adoption of an inverted installation mode; the sealing device has the advantages of being high in locking capacity and good in sealing performance.

Description

Technical Field

[0001] The utility model relates to the technical field of thermal insulation boxes, and more specifically to a novel fresh-keeping calcium plastic packaging box. Background Art

[0002] With the prevalence of the "Internet +" model, the rapid development of the logistics and transportation industry, and the accelerated pace of life, more and more students and office workers are ordering meals online and by phone, which is both affordable and convenient. At present, the food delivery industry uses simple food delivery insulation boxes for large-scale delivery. During transportation, due to the bumpy road, the traditional insulation boxes have poor locking performance, resulting in leakage and failure to achieve the insulation effect. In order to achieve good sealing performance, traditional insulation boxes use sealing pads to enhance the sealing performance, but this structure is very easy to accumulate water and cause bacteria to grow, which poses a safety problem.

[0003] Therefore, how to provide an insulation box with good sealing performance and strong locking performance is a problem that technical personnel in this field need to solve urgently. Utility Model Content

[0004] In view of this, the utility model provides a novel fresh-keeping calcium plastic packaging box with good sealing performance and strong locking performance.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions, including: a box body and a locking fastener; wherein, the box body is provided with a handle, the interior is a heat-insulating box body, the top is provided with a box cover, and the front is provided with a locking fastener; the locking fastener includes a locking piece, a secondary lock and a fixing plate, the fixing plate is fixed to the box body by screws, the box cover is provided with a convex piece at the corresponding position of the box body, the top of the convex piece is provided with a groove, and the bottom is provided with a limiting groove, the top of the fixing plate is provided with a limiting groove, and a stepped piece extends outward from the bottom, the stepped piece is provided with a locking piece and a secondary lock, and when the box cover is closed, the limiting groove of the convex piece is engaged with the limiting groove of the fixing plate, the top of the locking piece is engaged with the groove of the convex piece, and is fixed by the secondary lock.

[0006] Preferably, in the above-mentioned novel fresh-keeping calcium plastic packaging box, a hook piece is provided on the top of the locking piece, and a rotating hole is provided on the bottom, and the rotating hole is provided on the stepped piece through a main rotating shaft.

[0007] Preferably, in the above-mentioned novel fresh-keeping calcium plastic packaging box, a slide groove and a rotation groove are provided on the step member, and the locking piece is arranged in the slide groove through the main rotating shaft.

[0008] Preferably, in the above-mentioned novel fresh-keeping calcium plastic packaging box, a secondary rotating shaft is provided in the rotating groove, and a secondary lock is provided on the secondary rotating shaft.

[0009] Preferably, in the above-mentioned novel fresh-keeping calcium plastic packaging box, a sealing groove is provided at the bottom of the box cover, and a sealing gasket is provided in the sealing groove, and a convex step is provided at the edge of the top of the box body, and the convex step is embedded in the sealing groove to form a seal.

[0010] It can be seen from the above technical scheme that compared with the prior art, the utility model discloses a new type of fresh-keeping calcium plastic packaging box. The utility model adopts a locking plate and a secondary lock structure, a double locking form, to enhance the locking ability of the thermal insulation box and avoid the box body from opening due to bumps. A sealing groove is provided on the box cover and a convex step is provided on the box body to enhance the sealing performance of the box body. Due to the inverted form, water accumulation in the sealing groove can be avoided; the utility model has the characteristics of strong locking ability and good sealing performance. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings in the following description are only embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on the provided drawings without paying creative work.

[0012] Figure 1 The accompanying drawing is a schematic diagram of the three-dimensional structure of the utility model.

[0013] Figure 2 The accompanying drawing is a schematic diagram of the locking fastener structure of the utility model.

[0014] Figure 3 The accompanying drawing is a schematic diagram of the cross-sectional structure of the locking fastener of the present utility model. DETAILED DESCRIPTION

[0015] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0016] Please see attached Figure 1-3 , which is a new type of fresh-keeping calcium plastic packaging box disclosed by the utility model.

[0017] The utility model comprises: a box body 1 and a locking fastener 9; wherein, the box body 1 is provided with a handle 8, the interior is a heat-insulating box body 1, a box cover 2 is provided on the top, and a locking fastener 9 is provided on the front; the locking fastener 9 comprises a locking piece 3, a secondary lock 4 and a fixing plate 5, the fixing plate 5 is fixed to the box body 1 by screws, the box cover 2 is provided with a convex piece 21 at a corresponding position of the box body 1, the top of the convex piece 21 is provided with a groove 22, and the bottom is provided with a limiting groove 6, the top of the fixing plate 5 is provided with a limiting groove 6, and a stepped piece 7 is extended outward from the bottom, the stepped piece 7 is provided with a locking piece 3 and a secondary lock 4, and after the box cover 2 is closed, the limiting groove 6 of the convex piece 21 is engaged with the limiting groove 6 of the fixing plate 5, the top of the locking piece 3 is engaged in the groove 22 of the convex piece 21, and is fixed by the secondary lock 4.

[0018] In order to further optimize the above technical solution, a hook piece 31 is provided on the top of the locking piece 3 , and a rotation hole is provided on the bottom. The rotation hole is provided on the stepped piece 7 through a main rotating shaft 41 .

[0019] In order to further optimize the above technical solution, a sliding groove and a rotating groove are provided on the stepped member 7 , and the locking piece 3 is arranged in the sliding groove through the main rotating shaft 41 .

[0020] In order to further optimize the above technical solution, a secondary rotating shaft 32 is provided in the rotating groove, and a secondary lock 4 is provided on the secondary rotating shaft 32 .

[0021] In order to further optimize the above technical solution, a sealing groove is provided at the bottom of the box cover 2, and a sealing gasket is provided in the sealing groove, and a convex step is provided at the edge of the top of the box body 1, which is embedded in the sealing groove to form a seal.

[0022] In order to further optimize the above technical solution, a limiting structure is provided on the secondary lock 4. This structure is a known technology to those skilled in the art, so it will not be described in detail.

[0023] In order to further optimize the above technical solution, when opening, the secondary lock 4 is opened first, and then the locking plate 3 is opened. Since the locking plate 3 is limited by the secondary lock 4 after being fixed, the locking plate 3 cannot move after the secondary lock 4 is locked.

[0024] In this specification, each embodiment is described in a progressive manner, and each embodiment focuses on the differences from other embodiments. The same or similar parts between the embodiments can be referred to each other. For the device disclosed in the embodiment, since it corresponds to the method disclosed in the embodiment, the description is relatively simple, and the relevant parts can be referred to the method part.

[0025] The above description of the disclosed embodiments enables those skilled in the art to implement or use the present invention. Various modifications to these embodiments will be apparent to those skilled in the art, and the general principles defined herein may be implemented in other embodiments without departing from the spirit or scope of the present invention. Therefore, the present invention will not be limited to the embodiments shown herein, but will conform to the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A new type of fresh-keeping calcium plastic packaging box, characterized in that: include: Box body and locking fastener; wherein, the box body is provided with a handle, the interior is an insulation box body, the top is provided with a box cover, and the front is provided with a locking fastener; the locking fastener comprises a locking piece, a secondary lock and a fixing plate, the fixing plate is fixed to the box body by screws, the box cover is provided with a convex piece at the corresponding position of the box body, the top of the convex piece is provided with a groove, and the bottom is provided with a limiting groove, the top of the fixing plate is provided with a limiting groove, and a stepped piece extends outward from the bottom, the stepped piece is provided with a locking piece and a secondary lock, and when the box cover is closed, the limiting groove of the convex piece is engaged with the limiting groove of the fixing plate, the top of the locking piece is engaged with the groove of the convex piece, and is fixed by the secondary lock.

2. A novel fresh-keeping calcium plastic packaging box according to claim 1, characterized in that: The top of the locking piece is provided with a hook piece, and the bottom is provided with a rotation hole, and the rotation hole is arranged on the step piece through the main rotating shaft.

3. A novel fresh-keeping calcium plastic packaging box according to claim 2, characterized in that: The step member is provided with a sliding groove and a rotating groove, and the locking piece is arranged in the sliding groove through a main rotating shaft.

4. A novel fresh-keeping calcium plastic packaging box according to claim 3, characterized in that: A secondary rotating shaft is arranged in the rotating groove, and a secondary lock is arranged on the secondary rotating shaft.

5. A novel fresh-keeping calcium plastic packaging box according to claim 1, characterized in that: The bottom of the box cover is provided with a sealing groove, and a sealing gasket is provided in the sealing groove, and a convex step is provided at the edge of the top of the box body, and the convex step is embedded in the sealing groove to form a seal.

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