WO2023065480A1

WO2023065480A1 - Heating lunch box

Info

Publication number: WO2023065480A1
Application number: PCT/CN2021/135825
Authority: WO
Inventors: 安明波; 刘杰; 黄伙旭
Original assignee: 深圳市微厨科技有限公司
Priority date: 2021-10-19
Filing date: 2021-12-06
Publication date: 2023-04-27
Also published as: CN216602508U

Abstract

A heating lunch box (10). The heating lunch box (10) comprises a first box (100) and a second box (200); a first sealing portion (121) and a first disengagement-preventing portion (122) that are arranged at intervals are formed at the edge of the first box (100); a second sealing portion (221) and a second disengagement-preventing portion (222) that are arranged at intervals are formed at the edge of the second box (200); and when the first box (100) and the second box (200) are closed, the first sealing portion (121) is in contact with the second sealing portion (221), and the first disengagement-preventing portion (221) is in contact with the second disengagement-preventing portion (222).

Description

heating lunch box

This application claims priority to a Chinese patent application with application number 202122518847.7 filed on October 19, 2021, the entire contents of which are incorporated herein by reference.

technical field

The present application relates to the technical field of cooking appliances, in particular to a heating lunch box.

Background technique

Cooking is an indispensable labor in modern family life. With the faster pace of life and greater work pressure, people do not have more time and energy to prepare meals, so there is a call for cooking to transform from traditional mode to automation Higher and higher. The cooking machine is an intelligent device that can automate the cooking process. Using professional cooking sequence simulation technology, no manual supervision is required, and all the prepared main and auxiliary ingredients are put in at one time. After setting the sequence, the oil is automatically heated, automatically stirred, and the heat is automatically controlled. No cooking experience is required.

The existing cooking machine is mainly composed of a control circuit, a heating system, a stirring system, an air blowing system, a display panel, a casing and other components, wherein the heating system forms a three-dimensional heating system together with the inner and outer tanks of the wok or the lunch box, so that the wok or The food in the lunch box is heated evenly.

In the process of using the cooking machine to cook or heat food, it is necessary to turn over the lunch box so that the food can be heated evenly. During this process, the lunch box is easily disengaged due to relatively large turning force, resulting in food leakage.

technical problem

The main purpose of this application is to provide a heating lunch box, aiming at improving the sealing performance of the heating lunch box.

technical solution

In order to achieve the above purpose, the heating lunch box proposed by the present application includes a first box body and a second box body, the edge of the first box body is formed with first sealing parts and first anti-off parts arranged at intervals, the The edge of the second box body is formed with a second sealing part and a second anti-off part arranged at intervals. When the first box body and the second box body are covered, the first sealing part and the The second sealing part is in contact, and the first anti-slip part is in contact with the second anti-slip part.

In one embodiment, one of the first sealing part and the second sealing part is a rib structure, and the other is a groove structure, when the first box body and the When the second box body is closed, the rib structure snaps into the groove structure.

In one embodiment, one of the first anti-off part and the second anti-off part is a locking convex part, and the other is a locking concave part, when the first box body When the second box body is closed, the locking convex part is locked into the locking concave part.

In one embodiment, the engaging protrusion is a rib surrounding the edge of the first box, and the engaging recess is a groove surrounding the edge of the second box.

In one embodiment, the locking protrusions are protrusions arranged at intervals around the edge of the first box body, and the locking recesses are notches arranged at intervals around the edge of the second box body.

In one embodiment, at least one first isolation rib is formed in the middle of the first box, and at least one second isolation rib is formed in the middle of the second box with the same number as the first isolation rib, When the first box body and the second box body are covered, the first isolation rib contacts the second isolation rib to form at least two accommodation cavities.

In one embodiment, one of the first box body and the second box body is further provided with a gas-permeable structure, and the gas-permeable structure is used for the gas in the heating lunch box to be heated and expand to cause the pressure to reach The inflation gas is released at the preset value.

In one embodiment, the ventilation structure is a plurality of groups of ventilation holes.

In one embodiment, the first box body includes a first cover and a first flange connected to the edge of the first box body, the first flange is formed with the first sealing portion and the The first anti-off portion, the second box body includes a second cover and a second flange connected to the edge of the second box body, the second flange is formed with the second sealing portion and For the second anti-off part, when the first box body and the second box body are closed, the first cover is arranged opposite to the second cover, and the first flange and the second cover are arranged oppositely. The second flange is in contact with the second flange, the first sealing part is in contact with the second sealing part, and the first anti-loosening part is in contact with the second anti-loosening part.

In one embodiment, the heating lunch box is made of metal foil.

Beneficial effect

In one technical solution of the present application, the first sealing part and the first anti-off part arranged at intervals are arranged on the first box body of the heating lunch box, and the second sealing part and the first anti-off part arranged at intervals are arranged on the second box body. Second anti-off part. When the first box body and the second box body are closed, the first sealing part contacts the second sealing part to form a sealing structure, thus ensuring the sealing of the heating lunch box and avoiding the leakage of food in the heating lunch box or spilled; at the same time, the first anti-off part is in contact with the second anti-off part to form an anti-off structure. In this way, the connection stability and sealing performance of the heating lunch box under the condition of external force during use are guaranteed, and the Leakage or spillage of food in the heating lunch box during cooking or heating. Compared with the solutions in the prior art that only use the sealing structure or the anti-off structure, this application adopts the cooperation of the sealing structure and the anti-off structure, on the one hand, it ensures the sealing of the heating lunch box, and avoids the leakage or spilling of food On the other hand, the stability of the sealed connection of the heating lunch box is enhanced, and the leakage or spilling of food during the stress process is avoided, thereby improving the sealing of the heating lunch box.

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the following will briefly introduce the drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description are only These are some embodiments of the present application, and those skilled in the art can also obtain other drawings according to the structures shown in these drawings without creative effort.

Fig. 1 is a structural schematic diagram of an embodiment of the heating lunch box of the present application;

Fig. 2 is a structural explosion diagram of an embodiment of the heating lunch box of the present application;

Fig. 3 is a top view of an embodiment of the heating lunch box in Fig. 1;

Fig. 4 is a sectional view along A-A of an embodiment of the heating lunch box in Fig. 3;

Fig. 5 is an enlarged view at B of an embodiment of the heating lunch box in Fig. 4 .

Explanation of reference numbers:

标号 label	名称 name	标号 label	名称 name
10 10	加热餐盒 heating lunch box	150 150	透气孔 air hole
100 100	第一盒体 first box	200 200	第二盒体 second box
110 110	第一罩盖 first cover	210 210	第二罩盖 second cover
120 120	第一翻边 first flanging	220 220	第二翻边 second flanging
121 121	第一密封部 first seal	221 221	第二密封部 second seal
122 122	第一防脱部 The first anti-off part	222 222	第二防脱部 The second anti-off part
130 130	第一隔离筋 The first rib	230 230	第二隔离筋 Second isolation rib
140 140	容纳腔 Accommodating cavity	the	the

The realization, functional features and advantages of the present application will be further described in conjunction with the embodiments and with reference to the accompanying drawings.

Embodiments of the present invention

The following will clearly and completely describe the technical solutions in the embodiments of the present application with reference to the accompanying drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, not all of them. Based on the embodiments in this application, all other embodiments obtained by persons of ordinary skill in the art without creative efforts fall within the protection scope of this application.

It should be noted that all directional indications (such as up, down, left, right, front, back...) in the embodiments of the present application are only used to explain the relationship between the components in a certain posture (as shown in the figure). Relative positional relationship, movement conditions, etc., if the specific posture changes, the directional indication will also change accordingly.

In addition, the descriptions involving "first", "second" and so on in the present application are only for the purpose of description, and should not be understood as indicating or implying their relative importance or implicitly specifying the quantity of the indicated technical features. Thus, the features defined as "first" and "second" may explicitly or implicitly include at least one of these features. In addition, "and/or" in the full text includes three solutions, taking A and/or B as an example, including A technical solution, B technical solution, and a technical solution that A and B satisfy at the same time; in addition, between the various embodiments The technical solutions can be combined with each other, but it must be based on the realization of those skilled in the art. When the combination of technical solutions is contradictory or cannot be realized, it should be considered that the combination of technical solutions does not exist, and it is not required by this application. within the scope of protection.

This application proposes a heating lunch box 10 .

Please refer to FIG. 1 to FIG. 5 , in the embodiment of the present application, the heating lunch box 10 includes a first box body 100 and a second box body 200 , the edge of the first box body 100 is formed with first sealing parts arranged at intervals 121 and the first anti-off part 122, the edge of the second box body 200 is formed with the second sealing part 221 and the second anti-off part 222 arranged at intervals, when the first box body 100 and the second box body 200 are closed , the first sealing portion 121 is in contact with the second sealing portion 221 , and the first anti-loosening portion 122 is in contact with the second anti-loosening portion 222 .

The heating lunch box 10 has the effect of heating the food in the lunch box 10, so it is necessary to use a material with good thermal conductivity and high temperature resistance. In one embodiment, the heating lunch box 10 is made of metal foil, preferably made of aluminum foil, of course, it can also be other materials with good thermal conductivity and high temperature resistance, and the specific material of the heating lunch box 10 is not limited here. . Both the first box body 100 and the second box body 200 are made of materials with high temperature resistance and good thermal conductivity, so that the food in the heating lunch box 10 can be better cooked or heated to obtain better heat transfer Effect, of course, it is also possible to select only one of the first box body 100 and the second box body 200 with a material with high temperature resistance and good thermal conductivity, as long as the heat transfer to the food in the heating lunch box 10 can be realized, and the Simply cook or heat.

The first sealing portion 121 and the second sealing portion 221 constitute the sealing portion of the heating lunch box 10, the first anti-off portion 122 and the second anti-off portion 222 constitute the anti-off portion of the heating lunch box 10, the first box body 100 and the second anti-off portion The two box bodies 200 constitute the box body of the heating lunch box 10 , and the sealing portion and the anti-off portion are arranged at intervals on the edge of the box body of the heating lunch box 10 . In the solution shown in the figure of this application, the sealing part is located on the side of the edge of the box away from the center of the box, and the anti-loosening part is located on the side of the edge of the box close to the center of the box. Of course, it is also possible that the sealing part is located on the side of the edge of the box body close to the center of the box body, and the anti-loosening part is located on the side of the edge of the box body away from the center of the box body. When the first box body 100 and the second box body 200 are closed, the first sealing part 121 contacts the second sealing part 221 to form a sealing structure between the first box body 100 and the second box body 200, ensuring that the heating meal The tightness of the food in the box 10; the first anti-off portion 122 is in contact with the second anti-off portion 222 to form an anti-off structure between the first box body 100 and the second box body 200, which ensures that the heating lunch box 10 is subjected to The connection stability and tightness under the condition of external force avoid the leakage of food.

In one technical solution of the present application, the first sealing part 121 and the first anti-off part 122 arranged at intervals are arranged on the first box body 100 of the heating lunch box 10, and the first sealing part 121 arranged at intervals is arranged on the second box body 200. Two sealing parts 221 and a second anti-loosening part 222 . When the first box body 100 and the second box body 200 are closed, the first sealing portion 121 contacts the second sealing portion 221 to form a sealing structure, thus ensuring the sealing of the heating lunch box 10 and avoiding the heating of the lunch box. Leakage or spillage of the food in 10; at the same time, the first anti-off part 122 contacts with the second anti-off part 222 to form an anti-off structure, so that the heating lunch box 10 is guaranteed to be safe under the condition of external force during use. The connection stability and tightness prevent the food in the heating lunch box 10 from leaking or spilling during cooking or heating. Compared with the solutions in the prior art that only use the sealing structure or the anti-off structure, this application adopts the cooperation of the sealing structure and the anti-off structure, on the one hand, it ensures the sealing of the heating lunch box 10, and avoids food leakage or spillage. On the other hand, the stability of the sealed connection of the heating lunch box 10 is enhanced to avoid leakage or spilling of food during the process of stress, thereby improving the sealing performance of the heating lunch box 10 .

Specifically, one of the first sealing part 121 and the second sealing part 221 is a rib structure, and the other is a groove structure. When the first box body 100 and the second box body 200 are closed, , the rib structure snaps into the groove structure. In the solution shown in the figure of this application, the first box body 100 is formed with a rib structure protruding toward the direction of the second box body 200, and the second box body 200 is formed with a concave inward away from the direction of the first box body 100. When the first box body 100 and the second box body 200 are covered, the rib structure on the first box body 100 snaps into the concave structure on the second box body 200, so that the heating lunch box 10 forms Sealing avoids the leakage or spilling of the food in the heating lunch box 10. Of course, it is also possible to provide a concave structure on the first box body 100 and a rib structure on the second box body 200 , as long as the sealing between the first box body 100 and the second box body 200 can be realized. In addition, the cross-sectional shape of the rib structure and the groove structure may be circular, triangular, polygonal, etc., which is not limited here.

Further, in order to improve the stability of the sealed connection between the first box body 100 and the second box body 200, the first box body 100 and the second box body 200 are also provided with a first anti-off part 122 and a second anti-off part 222 , the cooperation between the first anti-off portion 122 and the second anti-off portion 222 is used for fixing the first box body 100 and the second box body 200 after they are closed. Specifically, one of the first anti-off portion 122 and the second anti-off portion 222 is a snap-fit convex portion, and the other is a snap-fit concave portion. When the first box body 100 and the second box body 200 When the cover is closed, the clamping convex part is clamped into the clamping concave part.

For example, the locking convex part is a rib surrounding the edge of the first box body 100 , and the locking concave part is a locking groove surrounding the edge of the second box body 200 . In the scheme shown in the figure of this application, the first box body 100 is formed with a locking protrusion, that is, a rib is arranged around the edge of the first box body 100, and the second box body 200 is formed with a locking concave portion, that is, A card slot is provided around the edge of the second box body 200 . In this way, when the first box body 100 and the second box body 200 are closed, the ribs are inserted into the slots to strengthen the connection stability between the first box body 100 and the second box body 200, preventing the During the process, the heating lunch box 10 is opened due to an external force, causing leakage or spillage of food, which improves the sealing performance of the heating lunch box 10 . Of course, the first box body 100 may also be provided with a card groove, and the second box body 200 may be provided with a card rib, as long as the fixing of the first box body 100 and the second box body 200 can be strengthened. In addition, the cross-sectional shapes of the slots and ribs may be circular, triangular, polygonal, etc., which are not limited here.

Alternatively, the locking protrusions may also be protrusions arranged at intervals around the edge of the first box body 100 , and the locking recesses may be notches arranged at intervals around the edge of the second box body 200 . A plurality of protrusions and a plurality of notches are respectively arranged at intervals on the edges of the first box body 100 and the second box body 200 , preferably uniformly spaced, and of course unevenly spaced. The number of protrusions and recesses can be an odd number such as 3 or 5, or an even number such as 4 or 6, and the number of protrusions and recesses is not limited here. When the first box body 100 and the second box body 200 are closed, the plurality of protrusions and the plurality of notches are snapped and connected one by one, so that the fixing of the first box body 100 and the second box body 200 is more stable. Of course, a notch can also be provided on the first box body 100, and a protrusion can be provided on the second box body 200, as long as the notch and the protrusion can be snapped together, and then the first box body 100 and the second box body can be realized. 200 is stable and fixed. In addition, the cross-sectional shapes of the protrusions and recesses may be circular, triangular, rectangular, etc., which are not limited here.

Of course, the anti-off structure between the first anti-off part 122 and the second anti-off part 222 can also be realized by using magnets, such as magnetic strips are arranged on the first anti-off part 122 and the second anti-off part 222, when When the first box body 100 and the second box body 200 are closed, the fixed connection between the first box body 100 and the second box body 200 is strengthened by using the magnetic attraction of the magnetic strip.

Further, in order to realize the simultaneous cooking or heating of multiple foods, at least one first isolation rib 130 is formed in the middle of the first box body 100, and the same number as the first isolation rib 130 is formed in the middle of the second box body 200. At least one second isolation rib 230 , when the first box body 100 and the second box body 200 are closed, the first isolation rib 130 contacts the second isolation rib 230 to form at least two receiving cavities 140 . In this way, different foods can be placed in multiple accommodating cavities 140, so that the cooking machine can cook or heat multiple foods at the same time, reducing the time required for cooking or heating multiple foods, and improving the working efficiency of the cooking machine .

In one embodiment, one of the first box body 100 and the second box body 200 is provided with a ventilating structure, and the ventilating structure is used to release the gas in the heating lunch box 10 when the pressure reaches a preset value due to thermal expansion. The inflation gas is released. The setting of the air-permeable structure effectively avoids the situation that the heating lunch box 10 expands or even explodes due to the excessive temperature and pressure in the heating lunch box 10 during the cooking or heating process, and strengthens the heating lunch box 10. Safety during use. Specifically, the ventilation structure is a plurality of groups of ventilation holes 150, and the ventilation holes 150 can be arranged on any one of the first box body 100 and the second box body 200, or on both boxes, and can be arranged on the side of the box body. On the side wall or bottom wall or elsewhere, the shape of the vent hole 150 can be a circular hole, a square hole or a special-shaped hole, and the shape, quantity and position of the vent hole 150 are not limited here, as long as it can be realized in the heating lunch box 10 When the gas inside is heated and expanded to cause the pressure to reach a preset value, the expanded gas can be released. Of course, the ventilation structure can also be other structures such as an open cover type.

In one embodiment, the first box body 100 includes a first cover 110 and a first flange 120 connected to the edge of the first box body 100 , and a first sealing portion 121 and a first anti-corrosion portion are formed on the first flange 120 . The second box body 200 includes a second cover 210 and a second flange 220 connected to the edge of the second box body 200. The second flange 220 is formed with a second sealing portion 221 and a second anti-off portion. 222, when the first box body 100 and the second box body 200 are closed, the first cover 110 and the second cover 210 are arranged opposite to each other, the first flange 120 and the second flange 220 abut, and the first sealing part 121 is in contact with the second sealing portion 221 , and the first anti-off portion 122 is in contact with the second anti-off portion 222 . In this way, an accommodating cavity 140 for accommodating food is formed between the first cover 110 and the second cover 210, so that the food can be turned over in the accommodating cavity 140. The heating is even, which improves the efficiency of food cooking or heating. The cooperation of the first sealing part 121 and the second sealing part 221 ensures the sealing of the food in the heating lunch box 10 and avoids leakage or spilling of the food. The cooperation of the first anti-off part 122 and the second anti-off part 222 provides a double guarantee for the sealing connection of the heating lunch box 10, and avoids the first box body 100 and the second box body 100 when the heating lunch box 10 is subjected to external force or the like. Disengagement between the box bodies 200 leads to leakage or spillage of food, making the connection between the first box body 100 and the second box body 200 more stable.

The above are only optional embodiments of the present application, and are not intended to limit the patent scope of the present application. Under the inventive concept of the present application, the equivalent structural transformations made by using the description of the application and the contents of the accompanying drawings, or direct/indirect Applications in other relevant technical fields are included in the patent protection scope of the present application.

Claims

A heating lunch box, wherein the heating lunch box includes a first box body and a second box body, and the edge of the first box body is formed with first sealing parts and first anti-off parts arranged at intervals, so The edge of the second box body is formed with a second sealing part and a second anti-off part arranged at intervals. When the first box body and the second box body are closed, the first sealing part and the second box body The second sealing part is in contact with the first anti-off part, and the first anti-off part is in contact with the second anti-off part.
The heating lunch box according to claim 1, wherein one of the first sealing part and the second sealing part is a rib structure, and the other is a groove structure, when the When the first box body is covered with the second box body, the rib structure is snapped into the groove structure.
The heating lunch box according to claim 1, wherein one of the first anti-off part and the second anti-off part is a locking convex part, and the other is a locking concave part, When the first box body and the second box body are covered, the locking convex part is locked into the locking concave part.
The heating lunch box according to claim 3, wherein, the engaging convex part is a rib surrounding the edge of the first box body, and the engaging concave part is a locking groove surrounding the edge of the second box body.
The heating lunch box according to claim 3, wherein the engaging protrusions are protrusions arranged at intervals around the edge of the first box body, and the engaging recesses are arranged at intervals around the edge of the second box body the notch.
The heating lunch box according to claim 1, wherein at least one first isolation rib is formed in the middle part of the first box body, and at least one first isolation rib is formed in the middle part of the second box body. At least one second isolation rib, when the first box body and the second box body are covered, the first isolation rib contacts the second isolation rib to form at least two accommodation cavities.
The heating lunch box according to claim 1, wherein, one of the first box body and the second box body is further provided with a ventilating structure, and the venting structure is used for heating in the heating lunch box When the gas is heated and expanded, the expanded gas will be released when the pressure reaches a preset value.
The heating lunch box according to claim 7, wherein the air-permeable structure is a plurality of groups of air-ventilating holes.
The heating lunch box according to claim 1, wherein said first box body comprises a first cover and a first flange connected to the edge of said first box body, said first flange is formed with The first sealing part and the first anti-off part, the second box body includes a second cover and a second flange connected to the edge of the second box body, and the second flange is formed with For the second sealing part and the second anti-off part, when the first box body and the second box body are closed, the first cover is arranged opposite to the second cover, so The first flange is in contact with the second flange, the first sealing part is in contact with the second sealing part, and the first anti-loosening part is in contact with the second anti-loosening part.
The heating lunch box according to claim 1, wherein the heating lunch box is made of metal foil.