CN214016396U - Lunch box is with high-efficient seal structure - Google Patents

Abstract

The utility model discloses a lunch-box is with high-efficient seal structure, including setting up buckle mechanism on the lid side and setting up the top seal strip of terminal surface under the lid and setting up the bottom seal strip at the box body up end, top seal strip and bottom seal strip phase-to-phase connection, buckle mechanism is including the fixed block that the symmetry set up, fixed block fixed connection is in the middle of the side of lid, two rotate between the fixed block and be connected with the pivot, the surface of pivot is connected with the connecting rod, the connecting rod with the axial lead of pivot is perpendicular, the lower extreme fixedly connected with fixed plate of connecting rod, the intermediate sleeve of connecting rod is equipped with movable cardboard, be equipped with the spring between movable cardboard and the fixed plate. The utility model has simple and convenient operation, and can well fasten the box cover and the box body, thereby increasing the sealing effect of the lunch box; the sealing strip made of rubber is good in elasticity and good in sealing performance, and meanwhile, the concave-convex sealing strip is connected more appropriately, so that the sealing performance is further enhanced.

Description

Lunch box is with high-efficient seal structure

Technical Field

The utility model relates to a lunch-box sealing technique field specifically is a high-efficient seal structure is used to lunch-box.

Background

The lunch box is a box specially used for containing food, is also called as a box and is mostly made of aluminum, stainless steel and plastic. The lunch box comprises a plastic lunch box, a heat preservation lunch box and a common lunch box.

The lunch box has good sealing performance in the process of containing food, so as to prevent the soup of the food from flowing out to pollute backpacks or clothes. However, the sealing structure or the button type of the existing lunch box is simple to operate, but the fastening of the box cover is not firm enough; or the buckle type, it is enough firm to the straining of lid, but the operation is more complicated, in order to make the straining of the lid of lunch-box firm enough and easy operation, we propose a lunch-box and use high-efficient seal structure.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a lunch-box is with high-efficient seal structure to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a high-efficiency sealing structure for a lunch box comprises a buckling mechanism arranged on the side surface of a box cover, an upper sealing strip arranged on the lower end surface of the box cover and a lower sealing strip arranged on the upper end surface of a box body, wherein the upper sealing strip and the lower sealing strip are connected in a matching way, the buckling mechanism comprises symmetrically arranged fixed blocks, the fixed blocks are fixedly connected in the middle of the side surface of the box cover, a rotating shaft is rotatably connected between the two fixed blocks, the surface of the rotating shaft is connected with a connecting rod, the connecting rod is vertical to the axial lead of the rotating shaft, the lower end of the connecting rod is fixedly connected with a fixed plate, a movable clamping plate is sleeved in the middle of the connecting rod, a spring is arranged between the movable clamping plate and the fixed plate, the spring is sleeved on the connecting rod, pull rods are fixedly connected at the two ends of the lower end surface of the movable clamping plate, the lower ends of the pull rods extend downwards through the fixed plate, the lower ends of the two pull rods are connected with handles, the lateral wall lower part of lid is equipped with the lid eaves, the lateral wall upper portion of box body is equipped with the box body eaves, all be equipped with on lid eaves and the box body eaves with connecting rod assorted through-hole.

The during operation covers the lid in the upper end of box body, and the handle of both hands pulling opposite side for the spring shrink lets the activity cardboard be close to the fixed plate, removes both hands to the direction of parallel box body side, makes in the connecting rod card goes into the through-hole, loosens both hands again, and the spring extension supports the lower extreme of tight box body eaves with the activity cardboard, and then makes lid and the inseparable straining of box body, the utility model is simple in operation convenient to can be fine detain real with lid and box body, increase the sealed effect of lunch-box.

As a further aspect of the present invention: the shape of the upper sealing strip is concave, the shape of the lower sealing strip is convex, and when the upper sealing strip is sealed, the concave surface of the upper sealing strip and the convex surface of the lower sealing strip are in seamless connection.

As a further aspect of the present invention: the upper sealing strip and the lower sealing strip are made of rubber materials, and are good in elasticity and good in sealing performance.

As a further aspect of the present invention: the through hole is an open pore channel, namely the inner side of the through hole is a cylindrical pore channel, the outer side of the through hole is a cuboid opening, and the aperture of the cylindrical pore channel is larger than the aperture of the opening, so that the connecting rod can be conveniently and smoothly clamped into the through hole.

As a further aspect of the present invention: the rod diameter of the connecting rod is equal to the caliber of the through hole.

As a further aspect of the present invention: and the pull rod is connected with the fixed plate in a sliding manner, so that the movable clamping plate can be conveniently pulled to be clamped.

Compared with the prior art, the utility model has the advantages of following several aspects:

1. the utility model discloses during operation, cover the lid in the upper end of box body, both hands stimulate the handle of opposite side for the spring contracts, lets the activity cardboard be close to the fixed plate, moves both hands to the direction of parallel box body side, makes the connecting rod card go into in the through-hole, loosens both hands again, and the spring extends, supports the lower extreme of box body eaves tightly with the activity cardboard, and then makes lid and box body fasten closely, the utility model discloses easy operation is convenient, and can be fine with lid and box body lock solid, increase the sealed effect of lunch-box;

2. the utility model discloses a sealing strip of rubber material, elasticity is good, and the leakproofness is good, and sealing strip of unsmooth shape connects agreeing with more simultaneously, further strengthens sealing performance.

Drawings

Fig. 1 is a schematic structural view of a high-efficiency sealing structure for a lunch box.

Fig. 2 is an enlarged schematic view of a in fig. 1.

Fig. 3 is a schematic structural view of a box cover in an efficient sealing structure for a lunch box.

Fig. 4 is a schematic structural diagram of a box body in a high-efficiency sealing structure for a lunch box.

Fig. 5 is an enlarged structural diagram of B in fig. 4.

In the figure: 1. a box body; 11. a box body brim; 12. a lower sealing strip; 2. a box cover; 21. a box cover brim; 22. sealing strips are arranged; 3. a buckle mechanism; 31. a fixed block; 32. a rotating shaft; 33. a movable clamping plate; 34. a pull rod; 35. a fixing plate; 36. a handle; 37. a spring; 38. a connecting rod.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

Referring to fig. 1-5, a high-efficiency sealing structure for a lunch box comprises a fastening mechanism 3 arranged on the side surface of a box cover 2, an upper sealing strip 22 arranged on the lower end surface of the box cover 2, and a lower sealing strip 12 arranged on the upper end surface of a box body 1; go up sealing strip 22 and lower sealing strip 12 looks accordant connection, buckle mechanism 3 is including the fixed block 31 that the symmetry set up, fixed block 31 fixed connection is in the middle of the side of lid 2, it is connected with pivot 32 to rotate between two fixed blocks 31, the surface of pivot 32 is connected with connecting rod 38, it is perpendicular with the axial lead of pivot 32 to connect, the lower extreme fixedly connected with fixed plate 35 of connecting rod 38, the centre cover of connecting rod 38 is equipped with movable cardboard 33, be equipped with spring 37 between movable cardboard 33 and the fixed plate 35, spring 37 cover is established on connecting rod 38, equal fixedly connected with pull rod 34 in terminal surface both ends under the movable cardboard 33, the lower extreme of pull rod 34 runs through fixed plate 35 downwardly extending, the lower extreme of two pull rods 34 is connected with handle 36, the lateral wall lower part of lid 2 is equipped with lid eaves 21, the lateral wall upper portion of box body 1 is equipped with box body eaves 11, all be equipped with on lid eaves 21 and the box body eaves 11 with connecting rod 38 assorted through-hole.

The upper sealing strip 22 is concave and the lower sealing strip 12 is convex, so that the concave surface of the upper sealing strip 22 and the convex surface of the lower sealing strip 12 are seamlessly connected during sealing.

The upper sealing strip 22 and the lower sealing strip 12 are made of rubber materials, and are good in elasticity and sealing performance.

The through hole is an open pore channel, that is, the inner side of the through hole is a cylindrical pore channel, the outer side of the through hole is a rectangular opening, and the aperture of the cylindrical pore channel is larger than the aperture of the opening, so that the connecting rod 38 can be smoothly clamped into the through hole.

The rod diameter of the connecting rod 38 is equal to the bore diameter of the through hole.

The pull rod 34 is connected with the fixing plate 35 in a sliding mode, so that the movable clamping plate 33 can be pulled to be clamped conveniently.

The utility model discloses a theory of operation is: the utility model discloses during operation, cover lid 2 in the upper end of box body 1, both hands stimulate handle 36 of opposite side for spring 37 contracts, let activity cardboard 33 be close to fixed plate 35, move both hands to the direction of being parallel with box body 1 side, make connecting rod 38 card go into in the through-hole, loosen both hands again, spring 37 extends, support the lower extreme of box body eaves 11 with activity cardboard 33 tightly, and then make lid 2 and box body 1 fasten closely, the utility model discloses easy operation is convenient, and can be fine detain lid 2 and box body 1 really, increase the sealed effect of lunch-box; the sealing strip made of rubber is good in elasticity and good in sealing performance, and meanwhile, the concave-convex sealing strip is connected more appropriately, so that the sealing performance is further enhanced.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

Although the preferred embodiments of the present patent have been described in detail, the present patent is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present patent within the knowledge of those skilled in the art.

Claims (6)

1. The utility model provides a lunch-box is with high-efficient seal structure, its characterized in that, including setting up buckle mechanism (3) on lid (2) side and setting up top seal (22) of terminal surface under lid (2) and setting up bottom seal (12) at box body (1) up end, top seal (22) and bottom seal (12) phase-to-phase connection, buckle mechanism (3) are including fixed block (31) that the symmetry set up, fixed block (31) fixed connection is in the middle of the side of lid (2), two rotate between fixed block (31) and be connected with pivot (32), the surface of pivot (32) is connected with connecting rod (38), connecting rod (38) with the axial lead of pivot (32) is perpendicular, the lower extreme fixedly connected with fixed plate (35) of connecting rod (38), the centre cover of connecting rod (38) is equipped with activity cardboard (33), be equipped with spring (37) between activity cardboard (33) and fixed plate (35), spring (37) cover is established on connecting rod (38), equal fixedly connected with pull rod (34) in terminal surface both ends under activity cardboard (33), the lower extreme of pull rod (34) runs through fixed plate (35) downwardly extending, two the lower extreme of pull rod (34) is connected with handle (36), the lateral wall lower part of lid (2) is equipped with box cover eaves (21), the lateral wall upper portion of box body (1) is equipped with box body eaves (11), all be equipped with on box cover eaves (21) and box body eaves (11) with connecting rod (38) assorted through-hole.

2. The high-efficiency sealing structure for the lunch box according to claim 1, wherein the shape of the upper seal strip (22) is concave, and the shape of the lower seal strip (12) is convex.

3. The efficient sealing structure for the lunch box according to claim 2, wherein the upper sealing strip (22) and the lower sealing strip (12) are made of rubber.

4. The efficient sealing structure for the lunch box according to claim 1, wherein the through hole is an open hole, that is, the inside of the through hole is a cylindrical hole, the outside of the through hole is a rectangular opening, and the diameter of the cylindrical hole is larger than the diameter of the opening.

5. The high-efficiency sealing structure for the lunch box as claimed in claim 1, wherein the rod diameter of the connecting rod (38) is equal to the diameter of the through hole.

6. The sealing structure for the lunch box according to claim 1, wherein the pull rod (34) and the fixing plate (35) are slidably connected.

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