A snap-on tray cover

Abstract

The utility model discloses a buckle formula tray cover, include: cover, be provided with a plurality of first avoid location groove on it, the opposite side of cover is provided with the protruding buckle part, and the first side frame middle part of cover width direction is provided with the first opening slot, and the first opening slot one side extends to the cover edge and forms the opening on the first side frame, the counterweight is set up in the back of cover, and the counterweight is sleeved on the first protruding part of the first avoid location groove in the back of cover, is provided with the magnet on the counterweight, and the magnet is inserted and is equipped in the groove body of the buckle part in the back of cover, and the shape of magnet is matched with the groove body. Compared with prior art, the utility model solves the problem that the conventional tray cover is inconvenient to open when being buckled with the plastic suction tray through the elastic clamping jaw.

Description

Technical Field

[0001] This utility model relates to the field of blister tray technology, and in particular to a snap-on tray cover. Background Technology

[0002] A blister tray is a logistics carrier manufactured using a vacuum forming process from thermoplastic sheets. When using a blister tray, after placing goods inside, the tray lid can be used to close the opening. The lid and the blister tray together form a closed or semi-closed packaging system, effectively protecting the surface of the goods inside.

[0003] The ways in which blister trays and tray covers are matched include snap-on, sliding rail, and heat-sealing. In the snap-on type, the tray cover is fastened to the edge groove of the blister tray by elastic claws. However, after the blister tray and the tray cover are fastened, the elastic claws make it difficult to open the tray cover. When the tray cover is opened, it is easy to cause the blister tray to vibrate and deform, which in turn causes the goods inside the blister tray to fall out. Utility Model Content

[0004] The purpose of this utility model is to provide a snap-on tray cover to solve the problem of inconvenience in opening traditional tray covers when they are fastened to blister trays by elastic claws.

[0005] To achieve the above objectives, this utility model adopts the following technical solution: a snap-on tray cover, comprising: The cover has several first clearance grooves, and a protruding buckle part is provided on one opposite side of the cover. A first opening groove is provided in the middle of the first side frame in the width direction of the cover. One side of the first opening groove extends towards the edge of the cover and forms an opening on the first side frame. A counterweight is provided on the back of the cover. The counterweight is fitted onto the first protrusion formed by the first recess groove on the back of the cover. A magnet is provided on the counterweight. The magnet is inserted into the groove formed by the snap-fit ​​part on the back of the cover. The shape of the magnet matches the groove.

[0006] As a further description of the above technical solution: Several first recessed grooves are provided on the second side frame along the length of the cover, and the bottom surface of the first recessed groove is an arc surface.

[0007] As a further description of the above technical solution: A second opening groove is provided in the middle of the second side frame, and one side of the second opening groove extends toward the edge of the cover and forms an opening on the second side frame.

[0008] As a further description of the above technical solution: The end of the second opening groove has a trumpet-shaped structure.

[0009] As a further description of the above technical solution: The cover is also provided with several second avoidance grooves arranged in an array, and a second protrusion is provided on the bottom surface of the second avoidance groove. The second protrusion is in the shape of an "X".

[0010] As a further description of the above technical solution: The second clearance groove has a diagonal bracing protrusion on its side wall.

[0011] In summary, due to the adoption of the above technical solution, the beneficial effects of this utility model are: 1. In this utility model, at the four inner corners of the back of the cover, the metal counterweights are fitted and fixed by the first protrusion formed on the back of the cover using the first clearance groove. The magnets on the counterweights are inserted and the buckles are in the groove formed on the back of the cover. When the cover is fastened to the groove on the blister tray by the buckles, the magnets inside the buckles are attracted and fixed to the iron sheet on the bottom of the groove on the blister tray. The counterweights at the four corners of the cover effectively ensure the sealing effect of the tray cover on the blister tray. At the same time, the first opening groove makes it easy to lift the cover upwards, thereby making it easy to separate the tray cover from the blister tray.

[0012] 2. In this utility model, the tray cover not only has a good sealing effect on the blister tray, but also makes it easy to open the tray cover on the blister tray, solving the problem of inconvenience in opening the traditional tray cover when it is fastened to the blister tray by the elastic claw. Attached Figure Description

[0013] To more clearly illustrate the technical solutions of the embodiments of this utility model, the drawings used in the embodiments will be briefly introduced below. It should be understood that the following drawings only show some embodiments of this utility model and should not be regarded as a limitation on the scope. For those skilled in the art, other related drawings can be obtained based on these drawings without creative effort.

[0014] Figure 1 A schematic diagram of the structure of a snap-on tray cover. Figure 1 .

[0015] Figure 2 A schematic diagram of the structure of a snap-on tray cover. Figure 2 .

[0016] Figure 3 A structural breakdown diagram of a snap-on tray cover. Figure 1 .

[0017] Figure 4 A structural breakdown diagram of a snap-on tray cover. Figure 2 .

[0018] Legend: 1. Cover; 11. First recessed groove; 12. Buckle part; 13. First opening groove; 14. First protrusion; 15. Groove; 16. First recessed groove; 17. Second opening groove; 18. Second recessed groove; 181. Second protrusion; 182. Diagonal brace protrusion; 2. Counterweight; 21. Magnet. Detailed Implementation

[0019] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those skilled in the art without creative effort are within the protection scope of the present utility model. Example 1

[0020] Please see Figure 1-4 This utility model provides a technical solution: a snap-on tray cover, comprising: The cover 1 has a plurality of first clearance grooves 11. A protruding buckle part 12 is provided on one opposite side of the cover 1. A first opening groove 13 is provided in the middle of the first side frame in the width direction of the cover 1. One side of the first opening groove 13 extends toward the edge of the cover 1 and forms an opening on the first side frame. The counterweight 2 is located on the back of the cover 1. The counterweight 2 is fitted onto the first protrusion 14 formed on the back of the cover 1 by the first recess 11. A magnet 21 is provided on the counterweight 2. The magnet 21 is inserted into the groove 15 formed on the back of the cover 1 by the snap-fit ​​part 12. The shape of the magnet 21 matches the groove 15.

[0021] Several first recessed grooves 16 are provided on the second side frame of the cover 1 along its length. The bottom surface of the first recessed groove 16 is an arc surface, which effectively improves the deformation resistance of the second side frame of the cover 1.

[0022] Working principle: At the four inner corners of the back of the cover 1, metal counterweights 2 are fitted and fixed using the first recessed groove 11 and the first protrusion 14 formed on the back of the cover 1. To improve the fixing effect, the counterweights 2 can also be glued and fixed, so that the magnets 21 on the counterweights 2 are inserted into the grooves 15 formed on the back of the cover 1. When the cover 1 is fastened to the groove on the blister tray by the fastening part 12, the magnets 21 inside the fastening part 12 are attracted and fixed to the iron sheet on the bottom surface of the groove on the blister tray. The counterweights at the four corners of the cover 1 effectively ensure the sealing effect of the tray cover on the blister tray. At the same time, the first opening groove 13 makes it easy to lift the cover 1 upwards, thus facilitating the separation of the tray cover from the blister tray. The tray cover not only has a good sealing effect on the blister tray, but also makes it easy to open the tray cover on the blister tray, solving the problem of inconvenience in opening traditional tray covers when they are fastened to the blister tray by elastic claws. Example 2

[0023] This embodiment further improves upon the above embodiment by providing the following technical solution: a second opening groove 17 is provided in the middle of the second side frame, one side of the second opening groove 17 extends towards the edge of the cover 1 and forms an opening on the second side frame, and the end of the second opening groove 17 has a trumpet-shaped structure. The function of the second opening groove 17 is the same as that of the first opening groove 13, further facilitating the lifting of the cover 1 from the length direction of the cover 1.

[0024] The second opening groove 17 forms a funnel-shaped opening on the second side frame, which facilitates the insertion of a hand or clamping device claw into the second opening groove 17, further facilitating the lifting of the cover 1. Example 3

[0025] Based on the above embodiments, this embodiment further improves upon the following technical solution: the cover 1 is provided with a plurality of second clearance grooves 18 arranged in an array, and the bottom surface of the second clearance grooves 18 is provided with a second protrusion 181, which is in the shape of an "X".

[0026] The cover 1 is provided with four second clearance grooves 18, one second clearance groove 18 corresponds to one counterweight 2, and the second protrusion 181 effectively improves the deformation resistance of the bottom surface of the second clearance groove 18, effectively preventing the cover 1 from deforming.

[0027] The second clearance groove 18 has a diagonal bracing protrusion 182 on its side wall, which further improves the deformation resistance of the cover 1.

[0028] The above description is only a preferred embodiment of the present utility model, but the protection scope of the present utility model is not limited thereto. Any equivalent substitutions or changes made by those skilled in the art within the technical scope disclosed in the present utility model, based on the technical solution and the inventive concept of the present utility model, should be included within the protection scope of the present utility model.

Claims

1. A snap-on tray cover, characterized in that, include: The cover has a plurality of first clearance grooves, and a protruding buckle part is provided on one opposite side of the cover. A first opening groove is provided in the middle of the first side frame in the width direction of the cover. One side of the first opening groove extends toward the edge of the cover and forms an opening on the first side frame. A counterweight is disposed on the back of the cover. The counterweight is fitted onto the first protrusion formed on the back of the cover by the first recess groove. A magnet is disposed on the counterweight. The magnet is inserted into the groove formed on the back of the cover by the snap fastener. The shape of the magnet matches the groove.

2. The snap-on tray cover according to claim 1, characterized in that, The second side frame along the length of the cover is provided with a plurality of first recessed grooves, the bottom surface of which is an arc surface.

3. A snap-on tray cover according to claim 2, characterized in that, A second opening groove is provided in the middle of the second side frame, and one side of the second opening groove extends toward the edge of the cover and forms an opening on the second side frame.

4. A snap-on tray cover according to claim 3, characterized in that, The end of the second opening groove has a trumpet-shaped structure.

5. A snap-on tray cover according to claim 1, characterized in that, The cover is also provided with a plurality of second clearance slots arranged in an array, and a second protrusion is provided on the bottom surface of the second clearance slot, the second protrusion being in the shape of an "X".

6. A snap-on tray cover according to claim 5, characterized in that, The second clearance groove has a diagonal bracing protrusion on its side wall.

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