CN218738478U - Cooking utensil and inner bag subassembly thereof - Google Patents

Abstract

The utility model provides a cooking utensil and inner bag subassembly thereof, wherein, cooking utensil's inner bag subassembly, include: a side wall; the two end walls are respectively arranged at the upper side and the lower side of the side wall, and the side wall and the two end walls enclose a cooking cavity; a first heating structure disposed outside the end wall; a thermally conductive plate disposed between the end wall and the first heating structure. Above-mentioned structure makes and has certain distance between first heating structure and the end wall to first heating structure heats the heat-conducting plate earlier, then the heat-conducting plate with heat transfer to the end wall on, and directly not heating the end wall, consequently can avoid the heat too concentrated on the end wall, prevent that the arching from appearing and warping and the condition of blackening.

Description

Cooking utensil and inner bag subassembly thereof

Technical Field

The utility model relates to a small household appliances technical field, concretely relates to cooking utensil and inner bag subassembly thereof.

Background

Electric ovens are commonly used household appliances. When the electric oven is used, food is put into the inner container, and the electric heating tubes at the top and the bottom of the inner container generate heat, so that the food is baked and cooked. The bottom of the inner container becomes a concentrated heated area due to the rising of hot air flow in the cooking space. After the electric oven is used for a period of time, the bottom in the inner container has quality problems of heating, arching deformation, blackening and the like, and the service life and the use experience are influenced.

SUMMERY OF THE UTILITY MODEL

Therefore, the to-be-solved technical problem of the utility model lies in overcoming the electric oven among the prior art and using the defect that the inner bag bottom arch after a period warp and blacken to a cooking utensil and inner bag subassembly thereof is provided.

In order to solve the above problem, the utility model provides a cooking utensil's inner bag subassembly includes: a side wall; the two end walls are respectively arranged at the upper side and the lower side of the side wall, and the side wall and the two end walls enclose a cooking cavity; a first heating structure disposed outside the end wall; a thermally conductive plate disposed between the end wall and the first heating structure.

Optionally, the end wall comprises a bottom wall, the first heating structure being provided on a lower side of the bottom wall.

Optionally, a mounting bracket is arranged on the lower surface of the bottom wall, and the heat conducting plate is connected with the mounting bracket so as to be arranged at intervals between the heat conducting plate and the bottom wall.

Optionally, a positioning convex part is arranged on the bottom wall, a positioning opening is arranged on the heat conducting plate, and the positioning convex part penetrates through the positioning opening.

Optionally, a first support frame is disposed on the heat conducting plate, the first support frame being adapted to support the first heating structure.

Optionally, the inner bag subassembly still includes separates the heat exchanger, separates the heat exchanger and covers and establish outside the heat-conducting plate, and first heating structure is located between heat-conducting plate and the heat exchanger that separates.

Optionally, a profiling is provided on the bottom wall.

Optionally, a drain structure is detachably disposed on the bottom wall.

Optionally, the end wall comprises a top wall, the liner assembly further comprising a second heating structure disposed inside the top wall.

Optionally, the top wall has an outwardly concave depression, the second heating structure being disposed within the depression.

Optionally, the top wall is provided with an opening, the inner container assembly further comprises a cover plate, the cover plate is covered at the opening, the recessed portion is formed on the cover plate, and the cover plate is provided with a second support frame suitable for supporting the second heating structure.

Optionally, the side walls include a first side wall and a second side wall respectively located at the left and right sides of the end wall, and a third side wall located at the rear side of the end wall, and the liner assembly further includes a heat insulation sleeve, and the heat insulation sleeve is sleeved outside the two end walls, the first side wall and the second side wall.

The utility model also provides a cooking utensil, including foretell inner bag subassembly.

Optionally, the cooking appliance is an electric oven.

The utility model has the advantages of it is following:

utilize the technical scheme of the utility model, set up first heating structure on the end wall of inner bag subassembly to set up the heat-conducting plate between end wall and first heating structure. Above-mentioned structure makes and has certain distance between first heating structure and the end wall to first heating structure heats the heat-conducting plate earlier, then the heat-conducting plate with heat transfer to the end wall on, and directly heat the end wall, consequently can avoid the heat too to concentrate on the end wall, prevent that the arching from appearing and warping and the condition of blackening. Therefore, the technical scheme of the utility model solves the defects of the electric oven in the prior art that the bottom of the inner container is arched and deformed and blackened after being used for a period of time.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 shows a schematic structural view of the liner assembly of the present invention;

FIG. 2 shows a lower side view schematic of the liner assembly of FIG. 1 (first heating structure, heat conducting plate and heat shield not shown);

FIG. 3 shows an enlarged schematic view at A in FIG. 2;

FIG. 4 is a schematic view of the liner assembly of FIG. 2 after assembly of the heat conductive plate;

FIG. 5 shows an enlarged schematic view at B in FIG. 4;

FIG. 6 is a schematic view of the thermally conductive plate of the bladder assembly of FIG. 1;

FIG. 7 is a schematic view of the bladder assembly of FIG. 4 shown assembled with a first heating configuration;

FIG. 8 is a schematic view of the liner assembly of FIG. 7 with the heat shield assembled;

FIG. 9 is a schematic view of the heat shield of the liner assembly of FIG. 1;

FIG. 10 is a schematic view of the upper side view of the bladder assembly of FIG. 1;

FIG. 11 shows an enlarged schematic view at C of FIG. 10;

FIG. 12 shows a schematic view of the inner side of the top wall of the bladder assembly of FIG. 1;

FIG. 13 is a schematic view of the cover plate of the liner assembly of FIG. 1; and

FIG. 14 is a schematic view of the insulating sleeve of the bladder assembly of FIG. 1.

Description of reference numerals:

10. a side wall; 11. a first side wall; 12. a second side wall; 13. a third side wall; 20. an end wall; 21. a bottom wall; 211. mounting a bracket; 212. a positioning projection; 213. profiling structure; 22. a top wall; 221. a recessed portion; 30. a first heating structure; 40. a heat conducting plate; 41. positioning the port; 42. a first support frame; 50. a heat shield; 60. a second heating structure; 70. a cover plate; 71. a second support frame; 80. a heat insulating sleeve; 90. and (4) a drainage structure.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" 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 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 according to specific situations by those of ordinary skill in the art.

Furthermore, the technical features mentioned in the different embodiments of the invention described below can be combined with each other as long as they do not conflict with each other.

As shown in fig. 1 to 7, the inner container assembly of the cooking appliance of the present embodiment includes a side wall 10, two end walls 20, a first heating structure 30, and a heat conductive plate 40. Wherein, two end walls 20 are respectively arranged at the upper and lower sides of the side wall 10, and the side wall 10 and the two end walls 20 enclose a cooking cavity. A first heating structure 30 is provided on the outside of the end wall 20. A thermally conductive plate 40 is disposed between the end wall 20 and the first heating structure 30.

With the solution of the present embodiment, the end wall 20 of the inner container assembly is provided with the first heating structure 30, and the heat conducting plate 40 is disposed between the end wall 20 and the first heating structure 30. The above structure allows a certain distance between the first heating structure 30 and the end wall 20, and the first heating structure 30 heats the heat conducting plate 40 first, and then the heat conducting plate 40 transfers the heat to the end wall 20 without directly heating the end wall 20, so that it is possible to prevent the heat from being excessively concentrated on the end wall 20, and prevent the arching deformation and blackening of the end wall 20. Therefore, the technical scheme of the embodiment overcomes the defects of arching deformation and blackening of the bottom of the inner container after the electric oven in the prior art is used for a period of time.

As can be seen from fig. 1 and 8, the liner assembly of the present embodiment includes five surfaces, i.e., a top surface, a bottom surface, a left side surface, a right side surface, and a rear side surface. These five surfaces enclose a cooking cavity with an open front adapted to receive food. When the door body (not shown in the figure) of the cooking utensil is closed, the cooking cavity can be closed. Further, the two end walls 20 mentioned above refer to a top surface and a bottom surface, and the side wall 10 includes the left side surface, the right side surface, and the right side surface mentioned above.

The end wall 20 and the side wall 10 are made of sheet metal.

It will be appreciated by those skilled in the art that the first heating structure 30 described above may be provided on the top side end wall 20, on the bottom side end wall 20, or on both the top side end wall 20 and the bottom side end wall 20. When the first heating structure 30 is disposed on the bottom side end wall 20, the thermally conductive plate 40 is disposed between the bottom side end wall 20 and the first heating structure 30. When the first heating structure 30 is disposed on the top side end wall 20, the thermally conductive plate 40 is disposed between the top side end wall 20 and the first heating structure 30. When the first heating structures 30 are disposed on both the top and bottom side end walls 20 and 20, the heat conductive plate 40 is two, one of which is disposed between the bottom side end wall 20 and the first heating structure 30 and the other of the top side end wall 20 and the first heating structure 30.

That is, the heat conduction plate 40 can prevent the top and/or bottom of the liner assembly from being heated and concentrated, which causes the arch to become black.

As shown in fig. 1 to 7, preferably, the end wall 20 includes a bottom wall 21, and the first heating structure 30 is disposed at a lower side of the bottom wall 21. That is, the first heating structure 30 is located at a lower side position of the bottom surface of the inner container assembly, and the heat conductive plate 40 is located between the bottom wall 21 and the first heating structure 30.

As shown in fig. 2 and 3, in the solution of the present embodiment, a mounting bracket 211 is disposed on the lower surface of the bottom wall 21, and the heat conducting plate 40 is connected to the mounting bracket 211, so that the heat conducting plate 40 and the bottom wall are spaced apart from each other. Specifically, the mounting bracket 211 is bent, so that after the heat conducting plate 40 is connected to the mounting bracket 211, a certain distance is formed between the heat conducting plate 40 and the bottom wall 21, that is, the distance between the first heating structure 30 and the bottom wall 21 is further increased, and the bottom wall 21 is prevented from being heated and concentrated.

As can also be seen in connection with FIG. 3, the mounting bracket 211 includes a first horizontal segment, a second horizontal segment, and a vertical segment connected between the first horizontal segment and the second horizontal segment. Wherein the first horizontal segment is connected to the bottom wall 21 by welding, fasteners, etc., and the second horizontal segment is connected to the heat conducting plate 40. The vertical section causes the first horizontal section and the second horizontal section to have a height difference in the vertical direction, thereby causing a space between the heat conductive plate 40 and the bottom wall 21.

Preferably, the second horizontal section is provided with coupling holes, and the heat-conducting plate 40 is provided with coupling holes through which the heat-conducting plate 40 is coupled by fastening members (e.g., screws).

As can be seen in fig. 2, the mounting bracket 211 is plural, and the plural mounting brackets 211 are arranged at intervals along the circumference of the bottom wall 21.

As shown in fig. 3 to 6, in the solution of the present embodiment, the bottom wall 21 is provided with a positioning protrusion 212, the heat conducting plate 40 is provided with a positioning opening 41, and the positioning protrusion 212 passes through the positioning opening. When assembling, the positioning protrusion 212 can pass through the positioning opening 41 from top to bottom, so as to realize quick positioning of the bottom wall 21 and the heat conducting plate 40, thereby facilitating assembly.

Further, as can be seen from fig. 5, the positioning protrusion 212 is a flanged structure formed at an end of the second horizontal section of the mounting bracket 211, that is, the end of the second horizontal section is turned downward to form the positioning protrusion 212. This allows the mounting and positioning structure between the bottom wall 21 and the heat conductive plate 40 to be integrated in one component, reducing the number of parts and reducing the cost.

Of course, in some embodiments, not shown, the positioning protrusion 212 may be disposed at other positions of the bottom wall 21 instead of the mounting bracket 211.

Preferably, there are three mounting brackets 211, and each mounting bracket 211 is provided with a positioning protrusion 212. Correspondingly, the heat conducting plate 40 is provided with three positioning openings 41, and the distribution of the three positioning openings 41 corresponds to the distribution of the three mounting brackets 211.

As shown in fig. 7, in the solution of the present embodiment, a first supporting frame 42 is disposed on the heat conducting plate 40, and the first supporting frame 42 is adapted to support the first heating structure 30.

Specifically, the first heating structure 30 is disposed on the lower surface of the heat conductive plate 40, and the first support frame 42 functions to support the lower portion of the first heating structure 30 and prevent the first heating structure 30 from falling from below the heat conductive plate 40.

Preferably, the first heating structure 30 is a heating tube, and the first support 42 is a support flange provided at the edge of the heat conducting plate 40. The support flange can support the heating pipe. Further, the heat conducting plate 40 in this embodiment is a square structure, and at least one corner of the heat conducting plate 40 is provided with two supporting flanges. In this embodiment, four support flanges are provided.

As shown in fig. 8 and 9, in the solution of the present embodiment, the liner assembly further includes a heat shield 50, the heat shield 50 covers the heat-conducting plate 40, and the first heating structure 30 is located between the heat-conducting plate 40 and the heat shield 50. Specifically, the heat shield 50 covers the heat conductive plate 40, i.e., encloses the first heating structure 30. The heat shield 50 isolates the heat emitted from the first heating structure 30 from the bottom space, slowing down the heat dissipation and improving the heating effect. Meanwhile, the heat shield 50 also prevents heat emitted from the first heating structure 30 from being concentrated on the electronic components at the bottom of the cooking appliance and from being damaged by overheating.

As shown in fig. 2, in the present embodiment, the bottom wall 21 is provided with a profiling structure 213. The profiling structure 213 can enhance the structural strength of the bottom wall 21, and further alleviate the arching deformation of the bottom wall 21 caused by overheating.

As can also be seen in connection with fig. 2, the profiling 213 comprises a central annular structure and four spoke structures arranged at the corners of the annular structure and extending towards the corners of the bottom wall 21. This structure can enhance the structural strength of the bottom wall 21 well.

As shown in fig. 10 and 11, in the present embodiment, the bottom wall 21 is detachably provided with a drainage structure 90. Specifically, water may be accumulated during cooking of the inner container assembly, and a drain structure 90 is provided on the bottom wall in order to drain the accumulated water. The drainage structure 90 is provided with a plurality of drainage holes and can be lifted up. When the drainage structure 90 is clogged, the drainage structure 90 may be lifted up and then dredged by the needle.

As shown in fig. 12, in the present embodiment, the end wall 20 includes a top wall 22, and the inner container assembly further includes a second heating structure 60, and the second heating structure 60 is disposed on an inner side of the top wall 22. The second heating structure 60 heats the food at the top of the bladder assembly and the second heating structure 60 is disposed on the lower surface of the top wall 22.

As shown in fig. 12, in the solution of the present embodiment, the top wall 22 has a recess 221 recessed outward, and the second heating structure 60 is disposed in the recess 221.

Specifically, an upwardly concave recess 221 is formed on the top wall 22 through profiling, the second heating structure 60 is a heating pipe, and after the heating pipe is arranged in the recess 221, a semi-hidden structure can be formed, so that a user cannot see the heating pipe when looking at the opening of the inner container assembly, the appearance attractiveness of the product is improved, and meanwhile, the cooking space can be enlarged.

As shown in fig. 12 and 13, in the present embodiment, the top wall 22 is provided with an opening. The liner assembly further includes a cover plate 70, the cover plate 70 is covered at the opening, and a recess 221 is formed on the cover plate 70. The cover plate 70 is provided with a second support bracket 71 adapted to support the second heating structure 60.

Specifically, the cover plate 70 is a square plate, and after the recess 221 is formed on the cover plate 70 by pressing, the cover plate is welded (or connected by a fastener) to the opening of the top wall 22. The second support bracket 71 prevents the second heating structure 60 from being downwardly separated from the cover plate 70.

During assembly, the second heating structure 60 is first mounted on the lower surface of the cover plate 70 via the second supporting frame 71, and then the cover plate 70 is welded to the opening of the top wall 22.

As shown in fig. 1, 2 and 14, in the present embodiment, the side wall 10 includes a first side wall 11 and a second side wall 12 respectively located at the left and right sides of the end wall 20, and a third side wall 13 located at the rear side of the end wall 20. The liner assembly further includes a heat insulating sleeve 80, wherein the heat insulating sleeve 80 is sleeved outside the two end walls 20, the first side wall 11 and the second side wall 12.

Specifically, the first sidewall 11 and the second sidewall 12 are left and right sidewalls of the liner assembly, respectively, and the third sidewall 13 is a rear sidewall of the liner assembly. The heat insulation sleeve 80 is sleeved outside the bottom wall 21, the top wall 22 and the left and right side walls of the liner assembly, so that heat loss can be prevented, and heat generated by the first heating structure 30 is prevented from being transferred to other parts to cause damage or failure.

The embodiment also provides a cooking appliance which comprises the inner container assembly.

Preferably, the cooking appliance is an electric oven.

It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications derived therefrom are intended to be within the scope of the invention.

Claims (14)

1. A liner assembly for a cooking appliance, comprising:

a side wall (10);

the two end walls (20) are respectively arranged at the upper side and the lower side of the side wall (10), and the side wall (10) and the two end walls (20) enclose a cooking cavity;

a first heating structure (30) arranged outside the end wall (20);

a thermally conductive plate (40) disposed between the end wall (20) and the first heating structure (30).

2. The liner assembly according to claim 1, wherein the end wall (20) includes a bottom wall (21), the first heating structure (30) being disposed on an underside of the bottom wall (21).

3. The liner assembly of claim 2, wherein the bottom wall (21) is provided with a mounting bracket (211) on a lower surface thereof, and the heat-conducting plate (40) is connected to the mounting bracket (211) such that the heat-conducting plate (40) and the bottom wall (21) are spaced apart from each other.

4. The liner assembly according to claim 2, wherein the bottom wall (21) is provided with a positioning protrusion (212), the heat-conducting plate (40) is provided with a positioning opening (41), and the positioning protrusion (212) passes through the positioning opening.

5. The inner bladder assembly of claim 2, wherein the thermally conductive plate (40) is provided with a first support bracket (42), the first support bracket (42) being adapted to support the first heating structure (30).

6. The liner assembly of claim 2, further comprising a heat shield (50), wherein the heat shield (50) is disposed over the thermally conductive plate (40), and wherein the first heating structure (30) is disposed between the thermally conductive plate (40) and the heat shield (50).

7. The liner assembly according to claim 2, wherein the bottom wall (21) is provided with a profiling (213).

8. The liner assembly according to claim 2, wherein the bottom wall (21) is detachably provided with a drainage structure (90).

9. The liner assembly according to claim 1, wherein the end wall (20) includes a top wall (22), the liner assembly further comprising a second heating structure (60), the second heating structure (60) being disposed inside the top wall (22).

10. The liner assembly according to claim 9, wherein the top wall (22) has an outwardly recessed recess (221), the second heating structure (60) being disposed within the recess (221).

11. The liner assembly according to claim 10, wherein the top wall (22) is provided with an opening, the liner assembly further comprising a cover plate (70), the cover plate (70) covering the opening, the recess (221) being formed in the cover plate (70), the cover plate (70) being provided with a second support bracket (71) adapted to support the second heating structure (60).

12. The liner assembly according to claim 1, wherein the side walls (10) comprise a first side wall (11) and a second side wall (12) located on the left and right sides of the end wall (20), respectively, and a third side wall (13) located on the rear side of the end wall (20), the liner assembly further comprising a thermal insulating sleeve (80), the thermal insulating sleeve (80) being fitted over the two end walls (20), the first side wall (11) and the second side wall (12).

13. A cooking appliance comprising the liner assembly of any one of claims 1-12.

14. The cooking appliance of claim 13, wherein the cooking appliance is an electric oven.

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