CN115610836A - Air valve structure of sealing cover - Google Patents

Abstract

The invention discloses an air valve structure of a sealing cover, which comprises a box body and a box cover, wherein the box body is buckled with the box cover, the middle part of the upper end of the box cover is provided with a sealing opening, and a lifting platform is integrally connected inside the sealing opening. Through setting up the seal port, elevating platform and valve gap, when putting into microwave oven internal heating with the box body that contains food, food produces steam and comes out from the gas pocket is inside in the box body, steam top moves the valve gap and shifts up, the surface liquefaction at the valve gap becomes the drop of water when steam meets the valve gap, the drop of water flows down the bottom of seal port, flow into the box body from the water hole, avoided the vapor outflow to produce the influence to the microwave oven health, when not heating, the valve gap can be adjusted from top to bottom, produce sealed relation with the container, the valve gap covers on the gasket of seal port upper end, the effect of sealing up gas has, and when the container got into microwave oven warming apparatus, because the structural role of the valve gap, sputtering when can reducing the liquid boiling, avoid injuring the people.

Description

Air valve structure of sealing cover

Technical Field

The invention relates to the field of daily necessities, in particular to an air valve structure of a sealing cover.

Background

The lunch box is a box special for containing food, and is a sealed container for containing food, and the lunch box comprises a plastic lunch box, a heat-preservation lunch box and a common lunch box. The heat-insulating lunch box is characterized by that a heat-insulating shell is added on the exterior of general lunch box, and its interior and exterior layers are filled with foamed plastics, and its interior layer is coated with metal film, so that it can reduce heat loss in the three fields of conduction, radiation and convection. The plastic lunch box is a plastic container made of food-grade plastic materials and used for bringing convenience to people to take food outside, is a common household plastic product in daily life, and is an indispensable plastic container for outdoor picnics or hiking.

At present, with the development of society, office workers generally prepare at home in advance when lunch is eaten, then put the lunch box into a lunch box, and put the food in the lunch box into a microwave oven for heating when arriving at a restaurant, but the lunch box in the prior art is either sealed from inside to outside or is directly provided with two holes for ventilation on a cover of the lunch box, hot air and water vapor can be generated when the lunch box is put into the microwave oven for heating, the water vapor can be sprayed into the microwave oven along with the holes to influence the sanitation inside the microwave oven, in addition, if the microwave oven or an oven is used for heating the food, the moisture on the surface of the food is quickly lost, the surface is easy to be over-dried or burnt, and if the microwave oven or the oven is used by covering, the heat radiation of the microwave oven cannot enter the box.

Disclosure of Invention

Technical problem to be solved

Aiming at the problems in the prior art, the invention aims to provide a sealing cover air valve structure, by arranging a sealing port, a lifting platform and a valve cover, when a box body containing food is placed into a microwave oven for heating, the food in the box body generates hot air to come out from an air hole, the hot air pushes against the movable valve cover to move upwards, the hot air is liquefied into water drops on the surface of the valve cover when encountering the valve cover, the water drops fall to the bottom of the sealing port and flow into the box body from a water hole, the influence of outflow of water vapor on sanitation in the microwave oven is avoided, when the microwave oven is not heated, the valve cover can be adjusted up and down to be in a sealing relation with a container, the valve cover covers a sealing ring at the upper end of the sealing port, the air sealing effect is achieved, and when the container enters microwave oven heating equipment, sputtering of liquid during boiling can be reduced due to the structural action of the valve cover, and harm to people is avoided.

Technical scheme

In order to solve the above problems, the present invention adopts the following technical solutions.

The utility model provides a sealed lid air valve structure, includes box body and lid, box body and lid lock joint, the upper end middle part of lid is equipped with the sealing opening, the inside integral type of sealing opening is connected with the elevating platform, the water hole has been seted up at the bottom edge of sealing opening, the gas pocket has been seted up to the middle part lateral wall of elevating platform, the through-hole has been seted up to the upper end of elevating platform, the inside joint of through-hole has the valve gap.

Furthermore, the edge of the upper end of the box body is integrally connected with a buckling edge, the edge of the lower end of the box cover is provided with a buckling groove, and the box body and the box cover are connected in a buckling mode through the buckling edge and the buckling groove.

Furthermore, the lifting platform is of a convex platform type, and the joint of the upper half part and the lower half part of the lifting platform is provided with an inclined plane.

Furthermore, the upper end of the valve cover is integrally connected with a convex button.

Furthermore, the number of the air holes is three in an equal angle mode, and the number of the water holes is four in an equal angle mode.

Further, the upper end of the sealing opening is provided with a sealing ring, and the sealing ring is attached to the valve cover.

Advantageous effects

Compared with the prior art, the invention has the advantages that:

this scheme is through setting up the seal port, elevating platform and valve gap, when putting into microwave oven internal heating with the box body that contains food, food production steam comes out from the gas pocket is inside, steam top moves the valve gap and shifts up, steam liquefies into the drop of water on the surface of valve gap when meetting the valve gap, the drop of water flows down the bottom of seal port, flow into the box body from the water hole, avoided the vapor outflow to produce the influence to the health in the microwave oven, when not heating, the valve gap can be adjusted from top to bottom, produce sealed relation with the container, the valve gap covers the sealing washer of seal port upper end, has the effect of sealing up, and when the container gets into microwave oven heating equipment, because of the structural action of the valve gap, can reduce the sputtering when the liquid boils, avoid injuring the people, and this pneumatic valve can let the microwave get into in the box, the water of food is preserved outside, the steam that produces in the box, it heats food with higher speed and even, outside reducing the energy consumption, shorten the time and the power of microwave, make food furthest keep original flavor, do not dry and not burnt.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a perspective view of the present invention;

fig. 3 is an exploded view of the present invention.

The reference numbers in the figures illustrate:

1. a box body; 2. a box cover; 3. sealing the opening; 4. a lifting platform; 5. a water pore; 6. air holes; 7. a through hole; 8. a valve cover; 9. buckling edges; 10. buckling the groove; 11. a convex button; 12. and (5) sealing rings.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention; it is to be understood that the embodiments described are merely exemplary embodiments, rather than exemplary embodiments, and that all other embodiments may be devised by those skilled in the art without departing from the scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "sleeved/connected," "connected," and the like are to be construed broadly, e.g., "connected," which may be 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 meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example (b):

referring to fig. 1-3, an air valve structure of a sealing cover comprises a box body 1 and a box cover 2, wherein the box body 1 is fastened with the box cover 2, a sealing opening 3 is formed in the middle of the upper end of the box cover 2, a lifting table 4 is integrally connected inside the sealing opening 3, a water hole 5 is formed in the bottom edge of the sealing opening 3, an air hole 6 is formed in the side wall of the middle of the lifting table 4, a through hole 7 is formed in the upper end of the lifting table 4, and a valve cover 8 is clamped inside the through hole 7.

Referring to fig. 2-3, the upper edge of the box body 1 is integrally connected with a fastening edge 9, the lower edge of the box cover 2 is provided with a fastening groove 10, the box body 1 and the box cover 2 are fastened and connected through the fastening edge 9 and the fastening groove 10, and the fastening edge 9 and the fastening groove 10 are used for fastening, so that the box body 1 and the box cover 2 are fastened together conveniently.

Referring to fig. 1, the lifting platform 4 is a boss, a joint between an upper half portion and a lower half portion of the lifting platform 4 is an inclined plane, the upper end of the valve cover 8 is integrally connected with a convex button 11, and the convex button 11 is arranged to facilitate vertical adjustment of the valve cover 8.

Referring to fig. 1, three air holes 6 are arranged at equal angles, and four water holes 5 are arranged at equal angles, so that air can be conveniently exhausted and drained through the air holes 6 and the water holes 5, and the air exhausting and draining efficiency is improved.

Referring to fig. 1, a sealing ring 12 is arranged at the upper end of the sealing port 3, the sealing ring 12 is attached to the valve cover 8, and the sealing ring 12 of the valve cover 8 is attached to the valve cover 8, so that the overall sealing performance of the box body 1 is improved.

Referring to fig. 1-3, when using, when putting the box body 1 containing food into the microwave oven for heating, the food in the box body 1 generates hot air to come out from the air hole 6, the hot air pushes the movable valve cover 8 to move upwards, the hot air is liquefied into water drops on the surface of the valve cover 8 when encountering the valve cover 8, the water drops flow to the bottom of the sealing port 3 and flow into the box body 1 from the water hole 5, thereby avoiding the influence of the outflow of water vapor on the sanitation in the microwave oven, when not heating, the valve cover 8 can be adjusted up and down to generate a sealing relation with the container, the valve cover 8 covers the sealing ring 12 at the upper end of the sealing port 3, thereby having the effect of air sealing, and when the container enters the heating equipment of the microwave oven, because of the structural action of the valve cover 8, the splashing of the liquid when boiling can be reduced, thereby avoiding hurting people, when the box body 1 enters the microwave oven, or when the heating equipment, because of the structural action of the valve cover 8, the heat energy in the container can be improved, when the box body 1 enters the microwave oven, or when the heating equipment, because of the structural action of the valve cover 8, the water vapor can be recycled into the container, thereby slowing down the water boiling.

The foregoing is only a preferred embodiment of the present invention; the scope of the invention is not limited thereto. Any person skilled in the art should also be able to cover the technical scope of the present invention by the equivalent or modified embodiments and the modified concepts of the present invention.

Claims (6)

1. The utility model provides a sealed pneumatic valve structure that covers, includes box body (1) and lid (2), its characterized in that: box body (1) and lid (2) lock joint, the upper end middle part of lid (2) is equipped with sealing port (3), the inside integral type of sealing port (3) is connected with elevating platform (4), water hole (5) have been seted up at the bottom edge of sealing port (3), gas pocket (6) have been seted up to the middle part lateral wall of elevating platform (4), through-hole (7) have been seted up to the upper end of elevating platform (4), the inside joint of through-hole (7) has valve gap (8).

2. A sealed cover air valve structure according to claim 1 wherein: the improved box is characterized in that the upper end edge of the box body (1) is integrally connected with a buckling edge (9), the lower end edge of the box cover (2) is provided with a buckling groove (10), and the box body (1) is connected with the box cover (2) in a buckling mode through the buckling edge (9) and the buckling groove (10).

3. A sealed cover air valve structure according to claim 1 wherein: the lifting platform (4) is of a convex platform type, and the joint of the upper half part and the lower half part of the lifting platform (4) is provided with an inclined plane.

4. A sealed lid air valve structure according to claim 1, wherein: the upper end of the valve cover (8) is integrally connected with a convex button (11).

5. A sealed lid air valve structure according to claim 1, wherein: the number of the air holes (6) is three, and the number of the water holes (5) is four.

6. A sealed cover air valve structure according to claim 1 wherein: the upper end of the sealing opening (3) is provided with a sealing ring (12), and the sealing ring (12) is attached to the valve cover (8).

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