CN219742057U

CN219742057U - Lunch box with improved sealing structure

Info

Publication number: CN219742057U
Application number: CN202320300690.7U
Authority: CN
Inventors: 杨凌煜
Original assignee: Hangzhou Juwei Technology Co ltd
Current assignee: Hangzhou Juwei Technology Co ltd
Priority date: 2023-02-21
Filing date: 2023-02-21
Publication date: 2023-09-26
Anticipated expiration: 2033-02-21

Abstract

The utility model relates to a lunch box with an improved sealing structure, which comprises a box body and a cover body which can be opened relative to the box body, wherein a plurality of chambers for containing meal are arranged on the box body, a plurality of plugs which can be matched with the corresponding chamber openings are arranged at the bottom of the cover body, and the periphery wall of each plug is sleeved with a matched sealing piece, so that the outer side surface of each sealing piece can respectively prop against the inner side wall of the corresponding chamber opening when the cover body is in a closed state, and then independent sealing is formed, the independent sealing structure thoroughly eliminates the mutual flavor of each chamber, and simultaneously, the problem of poor sealing performance caused by deformation of a shared sealing part is avoided.

Description

Lunch box with improved sealing structure

Technical Field

The utility model relates to the technical field of lunch boxes, in particular to a lunch box with an improved sealing structure.

Background

Along with the development of society and the progress of science and technology, a lunch box capable of being used for heating and cooking gradually enters the life of the masses, and the lunch box is taken as a box specially used for containing meal, namely a lunch box, and is mostly made of aluminum, stainless steel, plastics and the like. The lunch box has better sealing performance in the process of containing the meal so as to prevent the soup of the meal from flowing out and polluting the knapsack or clothes.

Therefore, the conventional lunch box is generally provided with a sealing structure between the box body and the cover body, for example, patent number 202020868485.7 (publication number CN 212394134U) discloses a sealing structure of the lunch box, which comprises a lower box body and an upper box cover, wherein a sealing strip is arranged at the upper edge of the lower box body, a deformable annular bulge I is arranged at the inner side of the sealing strip, a sealing edge II is arranged in the upper box cover and movably abutted to the side wall of the sealing edge II, the sealing edge II is movably abutted to the side wall of the sealing strip to form a sealing structure, a sealing edge I is arranged on the upper box cover, a gap is formed between the sealing edge I and the sealing edge II, the upper half part of the sealing strip is arranged in the gap, the side surface of the sealing strip is simultaneously abutted to the sealing edge I and the sealing edge II, and the sealing between the lower box body and the upper box cover are realized, and therefore, the problems of low sealing structure and easy outflow of polluted articles of the lunch box are solved.

However, the lunch box with the structure generally has only one inner cavity for containing meal, and the meal can only be mixed, so that the flavor of the meal is affected due to the mixed taste of the meal and the dish and the flavor of the dish and the dish. In view of this, a lunch box capable of being sealed separately has been developed, such as a lunch box with sealing grid disclosed in chinese patent No. 201720034880.3 (publication No. CN 206390477U), which comprises a box cover and a box body, the box cover comprises a cover top surface, a cover side surface, a cover outer edge, a cover sealing edge, and a cover separating strip disposed in the box cover, the box body comprises a box bottom surface, a box side surface, a box outer edge, a box sealing edge, and a box separating strip disposed in the box body, the box separating strip is fixed on the box bottom surface and the box side surface, so that a plurality of independent grids are formed in the box body, the cover separating strip is fixed on the cover top surface and the cover side surface, corresponding to the box separating strip, the bottom of the cover separating strip and the top of the box separating strip are respectively provided with mutually embedded structures, and when the box cover and the box body are combined, the bottom of the cover separating strip and the top of the box separating strip are mutually embedded to form a seal, so that the cross flavor of foods can be prevented to some extent.

The defects are that: because only be provided with sealing device at the junction of lid and box body external reason, a plurality of check that are used for flourishing meal in the middle of the box body are through setting up the structure of mutual gomphosis in the bottom of lid separate bar and the top of box separate bar and realize sealed jointly, in view of lid separate bar and box separate bar respective length are all very long to do not have too much elastic contact each other, lead to the laminating face between each other can not very laminating, the number of times that the lid was opened is more, the gomphosis structure between each other takes place the deformation easily, lead to the leakproofness to become poor, finally also can cause water to flow each other, consequently still need further improvement.

Disclosure of Invention

The utility model aims to solve the first technical problem and provide a lunch box with an improved sealing structure, which has a more reasonable sealing structure and can independently seal each grid.

The utility model aims to solve the second technical problem and provide a lunch box with an improved sealing structure, which can enable the box body and the cover body to be detached and cleaned more easily.

The utility model solves the first technical problem by adopting the technical proposal that: the lunch box with the improved sealing structure comprises a box body and a cover body which can be opened relative to the box body, wherein a plurality of chambers for containing rice and dishes are arranged on the box body, a plurality of plugs which can be matched with the inner side walls of the corresponding chamber openings are downwards convexly arranged at the bottom of the cover body, matched sealing elements are sleeved on the peripheral walls of the plugs, and the outer side faces of the sealing elements are propped against the inner side walls of the chamber openings in a closed state of the cover body and form independent sealing.

In order to better enable the sealing element to realize elastic sealing, preferably, the sealing element comprises a fixing part and a sealing part, the fixing part is sleeved on the peripheral wall of the plug body in an annular mode, the cross section of the sealing part is a sheet and inclines obliquely upwards to form an outer circular arc shape, one end of the sealing part is connected with the fixing part, and the other end of the sealing part elastically touches the inner side wall of the opening of the cavity.

In order to facilitate fixing the sealing element on the peripheral side of the plug body, an annular groove is formed in the peripheral wall of the plug body, and the fixing part is sleeved in the groove.

In order to enable the cover body to have a certain shaking allowance in the overturning process, direct contact between the cover body and the box body is avoided, preferably, a clearance for giving way is formed between the inner side wall of the opening of the cavity and the peripheral wall of the plug body, and the sealing element is located in the clearance.

The utility model solves the second technical problem by adopting the technical proposal that: the cover body comprises an outer cover and an inner cover, the inner cover can be detachably embedded in the outer cover, and the plug body is arranged on the inner cover.

In order to enable the inner cover to be better arranged on the outer cover and to be easily detached for cleaning, preferably, the inner wall of the outer cover is provided with a convex rib capable of limiting the inner cover from falling off, and the edge of the inner cover is also provided with a handle which is convenient for detaching the inner cover from the outer cover.

In order to achieve a detachable connection of the inner cover, which is also easy to clean or replace, it is preferred that the inner cover comprises an inner frame and an inner cover, the inner cover being detachably insertable onto the inner frame, the portion of the inner cover exposed to the bottom wall of the inner frame forming the plug body as described above.

In order to enable the box body to be quickly disassembled, preferably, the box body comprises an outer box body and an inner box body, the inner box body is detachably embedded in the outer box body through buckling connection, an interlayer is further formed between the outer box body and the inner box body, and the cavity is formed in the inner box body.

In order to facilitate the opening and closing of the cover body, preferably, the cover body can be hinged to the box body in a turnover manner, a lock catch can be arranged on the cover body in a turnover manner, a buckling groove capable of being buckled with a buckling tongue of the lock catch is formed in the box body, and a hanging ring convenient to carry or hang is further arranged on the box body.

In order to optimize the overall structure, also in order to make the lunch-box appearance more pleasing to the eye, preferably, lid and box body's lateral wall on all set up can hold the holding tank of hasp, the hasp is under the lock state, the lateral wall of hasp with the lateral wall of lid and box body flushes mutually.

Compared with the prior art, the utility model has the advantages that: the bottom of the cover body is provided with the plurality of plug bodies which can be matched with the corresponding cavity openings, and the peripheral wall of each plug body is sleeved with the matched sealing piece, so that the outer side face of each sealing piece can respectively prop against the inner side wall of the corresponding cavity opening under the closed state of the cover body, and further the independent sealing is formed, the independent sealing structure thoroughly eliminates the mutual flavor of each cavity, and meanwhile, the problem of poor sealing caused by deformation of the common sealing part is also avoided.

Drawings

Fig. 1 is a schematic perspective view of the present embodiment;

fig. 2 is a schematic structural diagram of the three-dimensional cover of the present embodiment when opened;

FIG. 3 is an exploded view of the top view of the embodiment;

fig. 4 is an exploded view of the bottom view of the embodiment;

fig. 5 is a schematic cross-sectional view of the present embodiment.

Detailed Description

The utility model is described in further detail below with reference to the embodiments of the drawings.

Fig. 1 to 5 are schematic diagrams of the present embodiment, and the cup cover with pressure relief function of the present embodiment includes a box body 1, a cover body 2, a sealing member, a lock catch 3, a hanging ring 15, and the like.

As shown in fig. 1 to 3, in this embodiment, the cover 2 can be opened relative to the box 1, and a plurality of chambers 11 for holding meal are provided on the box 1, a plurality of plugs 21 capable of matching with the inner side walls of the openings of the corresponding chambers 11 are provided at the bottom of the cover 2 in a protruding manner, in addition, matched sealing members 22 are respectively provided on the outer peripheral walls of the plugs 21 in a sleeved manner, and the outer side surfaces of the sealing members 22 respectively prop against the inner side walls of the openings of the chambers 11 in a closed state of the cover 2 and form independent seals.

Referring to fig. 3 and 4, in the present embodiment, the sealing member 22 includes a fixing portion 221 and a sealing portion 222, the fixing portion 221 is annularly sleeved on the outer peripheral wall of the plug body 21, the cross section of the sealing portion 222 is thin and inclined obliquely upward to form an outer arc shape, one end of the sealing portion 222 is connected to the fixing portion 221, and the other end elastically contacts the inner side wall of the opening of the chamber 11, in this embodiment, the sealing member 22 may be made of a material with good elasticity and strong sealing performance, such as silica gel, rubber, etc. When the cover 2 is covered on the box 1, the sealing part 222 can be tightly attached to the inner side wall of the opening of the chamber 11 and form stable and reliable sealing. Meanwhile, in order to fix the sealing member 22 on the outer peripheral side of the plug body 21 conveniently, an annular groove 211 is formed on the outer peripheral wall of the plug body 21, and the fixing portion 221 is sleeved in the groove 211. In addition, a clearance 12a for giving way is formed between the inner side wall at the opening of the cavity 11 and the outer peripheral wall of the plug body 21, the sealing element 22 is positioned in the clearance 12a, and based on the setting of the giving way clearance 12a, the cover body 2 can have a certain shaking allowance in the overturning process, so that deformation and abrasion caused by direct contact between the cover body 2 and the box body 1 are avoided.

In this embodiment, in order to solve the problem of quick removal and cleaning of the cover 2, as shown in fig. 3 and 4, the cover 2 includes an outer cover 23 and an inner cover 24, the inner cover 24 is detachably embedded in the outer cover 23, and the plug 21 is disposed on the inner cover 24. The inner wall of the outer cap 23 is provided with a convex rib 231 which can limit the falling-off of the inner cap 24, and the edge of the inner cap 24 is also provided with a handle 241 which is convenient for detaching the inner cap 24 from the outer cap 23. Based on the provision of the handle 241, the inner cap 24 can be conveniently and rapidly detached from the outer cap 23 for cleaning. The inner lid 24 includes an inner frame 242 and an inner cover 243, the inner cover 243 being detachably inserted on the inner frame 242, and a portion of the inner cover 243 exposed to the bottom wall of the inner frame 242 forming a plug 21 for sealing the opening of the chamber 11.

In this embodiment, in order to solve the problem of quick disassembly and cleaning of the box body 1, as shown in fig. 3 and 4, the box body 1 includes an outer box body 12 and an inner box body 13, the inner box body 13 is detachably embedded in the outer box body 12 through a snap connection, an interlayer 14 is further formed between the outer box body 12 and the inner box body 13, and the interlayer 14 is provided, so that an insulation effect can be achieved to a certain extent. In addition, the chamber 11 is provided on the inner case 13 and is formed integrally.

Referring to fig. 5, in this embodiment, in order to better realize the snap connection, a first snap 12a is provided on the outer case 12, a second snap 13a mutually adapted to the first snap 12a is provided on the inner case 13, the first snap 12a and the second snap 13a fix the outer case 12 and the inner case 13 together through the snap connection, and when the inner case 13 needs to be detached from the outer case 12 for cleaning, the inner case 13 is pulled upward forcefully to realize quick detachment.

In order to facilitate the opening and closing of the lid 2, referring to fig. 1 and 3, in this embodiment, the lid 2 can be hinged on the box 1 in a turnover manner, a latch 3 can be provided on the lid 2 in a turnover manner, a latch groove 32 capable of being mutually buckled with a latch 31 provided on the latch 3 is provided on the box 1, accommodating grooves 4 capable of accommodating the latch 3 are provided on the side walls of the lid 2 and the box 1, the latch 3 is flush with the outer side walls of the lid 2 and the box 1 in a buckled state, and the flush design enables the overall appearance of the lunch box to be more attractive.

Referring to fig. 1, in this embodiment, a hanging ring 15 is further provided on the case 1, and the hanging ring 15 may be made of soft materials such as silica gel, and is mounted on the edge of the case 1 by an embedding manner.

It should be noted that, in the description of the present embodiment, the directions or positional relationships indicated by the terms "front, rear", "left, right", "inner, outer", "upper, lower", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or element to be referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. The terms "mounted," "connected," "coupled," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Claims

1. The utility model provides a lunch-box of seal structure improvement, includes box body (1) and can be for box body (1) open lid (2), be equipped with a plurality of cavity (11) that are used for holding meal on box body (1), its characterized in that: the bottom of the cover body (2) is provided with a plurality of plug bodies (21) which can be matched with the inner side walls of the openings of the corresponding cavities (11) in a protruding mode, the peripheral walls of the plug bodies (21) are sleeved with matched sealing pieces (22), and the outer side faces of the sealing pieces (22) are propped against the inner side walls of the openings of the cavities (11) in the closed state of the cover body (2) and form independent sealing.

2. The improved sealing structure lunch box according to claim 1, wherein: the sealing piece (22) comprises a fixing part (221) and a sealing part (222), wherein the fixing part (221) is sleeved on the outer peripheral wall of the plug body (21) in an annular mode, the cross section of the sealing part (222) is of a sheet shape and inclines obliquely upwards to form an outer circular arc shape, one end of the sealing part (222) is connected with the fixing part (221), and the other end of the sealing part elastically touches the inner side wall of the opening of the cavity (11).

3. The lunch box with improved sealing structure according to claim 2, wherein: the peripheral wall of the plug body (21) is provided with an annular groove (211), and the fixing part (221) is sleeved in the groove (211).

4. The lunch box with improved sealing structure according to claim 2, wherein: the inner side wall of the opening of the cavity (11) and the peripheral wall of the plug body (21) are provided with a clearance (12 a) for yielding, and the sealing piece (22) is positioned in the clearance (12 a).

5. The improved sealing structure lunch box according to claim 1, wherein: the cover body (2) comprises an outer cover (23) and an inner cover (24), wherein the inner cover (24) is detachably embedded in the outer cover (23), and the plug body (21) is arranged on the inner cover (24).

6. The improved sealing structure lunch box according to claim 5, wherein: the inner wall of the outer cover (23) is provided with a convex rib (231) which can limit the inner cover (24) from falling off, and the edge of the inner cover (24) is also provided with a handle (241) which is convenient for detaching the inner cover (24) from the outer cover (23).

7. The improved sealing structure lunch box according to claim 5, wherein: the inner cover (24) comprises an inner frame (242) and an inner cover (243), wherein the inner cover (243) can be detachably inserted on the inner frame (242), and the part of the inner cover (243) exposed out of the bottom wall of the inner frame (242) forms the plug body (21).

8. The improved sealing structure lunch box according to claim 1, wherein: the box body (1) include outer box body (12) and interior box body (13), interior box body (13) are through buckle connection detachably inlay and are located in outer box body (12), still be formed with intermediate layer (14) between outer box body (12) and interior box body (13), aforementioned cavity (11) just are located on interior box body (13).

9. The improved sealing structure lunch box according to claim 1, wherein: the cover body (2) can hinge with overturning on the box body (1), can also be equipped with a hasp (3) with overturning on the cover body (2), be equipped with on the box body (1) can with the catching groove (32) of the mutual lock of catching tongue (31) that hasp (3) had, still be equipped with on the box body (1) link (15) convenient to carry or hang.

10. The improved sealing structure lunch box according to claim 9, wherein: the side walls of the cover body (2) and the box body (1) are provided with accommodating grooves (4) capable of accommodating the lock catches (3), and the lock catches (3) are in a buckled state, and the outer side walls of the lock catches (3) are flush with the outer side walls of the cover body (2) and the box body (1).