Heat insulation structure of electric oven

Abstract

The utility model relates to the technical field of barbecue ovens, in particular to an electric oven heat insulation structure which comprises an upper cover assembly, a double-cavity unit is arranged in the upper cover assembly, and a plurality of first heat dissipation holes used for heat dissipation of the double-cavity unit are formed in one side of the upper cover assembly. According to the heat insulation structure of the electric oven, the double-cavity unit is arranged in the upper cover assembly, a large amount of heat is prevented from being transmitted to the surface through the double-cavity unit, so that the temperature of the surface is reduced, the use experience of a user is improved, meanwhile, under the action of the first heat dissipation holes, the heat in the double-cavity unit can be discharged outwards, and the heat insulation effect is further improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to barbecue stove technical field, specifically, especially an electric oven heat insulation structure. BACKGROUND

[0002] Electric oven is a kind of kitchen tool for baking or frying food, the electric oven of prior art is generally by the heating pipe above and below baking tray to the food on baking tray heating, in actual use process, since the heating pipe in the furnace is always in heating state, temperature is relatively higher, to cause the surface of furnace body also can appear high temperature phenomenon, user when using and touching furnace body can appear because high temperature and reduce use experience. SUMMARY

[0003] In order to overcome the defects in the prior art, the utility model provides an electric oven heat insulation structure, to solve the above technical problems.

[0004] The utility model discloses a technical scheme that is adopted to solve its technical problem: an electric oven heat insulation structure, including upper cover subassembly, be provided with double cavity unit in the upper cover subassembly, the side of upper cover subassembly is provided with a plurality of first heat dissipation holes for the heat dissipation of double cavity unit.

[0005] The utility model has the advantages that: by being provided with double cavity unit in the upper cover subassembly, prevent heat mass transfer to surface by double cavity unit, to reduce the temperature of surface, improve the use experience of user, can make the heat in double cavity unit discharge outward under the action of first heat dissipation hole, further improve the heat insulation effect.

[0006] Further, the double cavity unit includes a housing, an inner cover is installed in the housing, a partition cover is arranged between the inner cover and the housing to form a first heat insulation cavity between the housing and the partition cover and a second heat insulation cavity between the partition cover and the inner cover, a plurality of first heat dissipation holes are arranged on one side of the housing, and the first heat dissipation holes are in communication with the first heat insulation cavity.

[0007] After the above further structure is adopted, heat insulation is carried out through the first heat insulation cavity and the second heat insulation cavity, so that the heat insulation effect is improved, heat mass transfer to the housing is prevented, and the temperature in the first heat insulation cavity close to the housing side can be discharged outward through the first heat dissipation holes to prevent heat accumulation in the first heat insulation cavity.

[0008] Further, a convex portion is arranged on one side of the housing, a plurality of first heat dissipation holes are arranged on the convex portion, a plurality of second heat dissipation holes are arranged at the lower end of the convex portion, a base is hingedly installed on both sides of the convex portion through hinged ears, and a baking cavity is formed between the base and the inner cover.

[0009] With the further structure, the convex portion has an element cavity, the element cavity is communicated with the first heat insulation cavity, heat in the element cavity and the first heat insulation cavity can be discharged through the first and second heat dissipation holes, thereby preventing the components from being damaged due to long-term high temperature.

[0010] Further, the base is provided with a bottom cover, a third heat insulation cavity is arranged between the base and the bottom cover, the baking cavity is arranged between the inner cover and the bottom cover, the first heating tube is arranged on the side of the inner cover close to the baking cavity, and the second heating tube is arranged on the upper end of the bottom cover.

[0011] With the further structure, the first and second heating tubes can heat the upper and lower surfaces of the baking cavity, the baking effect is good, and the third heat insulation cavity in the base can also prevent heat from being transferred to the surface in large quantities to cause high temperature.

[0012] Further, a plurality of third heat dissipation holes are arranged on the side of the base close to the convex portion, a plurality of fourth heat dissipation holes are arranged on the lower end of the base, and a plurality of fifth heat dissipation holes are arranged on the circumference of the base, and the third, fourth and fifth heat dissipation holes are communicated with the third heat insulation cavity.

[0013] With the further structure, the third heat insulation cavity is cooled through the third, fourth and fifth heat dissipation holes to prevent heat accumulation.

[0014] Further, the middle portions of the shell, the partition cover and the inner cover are provided with transparent windows.

[0015] With the further structure, the situation in the baking cavity can be observed through the transparent windows, and the use is more convenient.

[0016] Further, a thermometer is arranged on the shell, a probe of the thermometer penetrates through the partition cover and the inner cover, and the probe of the thermometer is fixed on the inner cover through a probe seat.

[0017] With the further structure, the temperature in the baking cavity can be displayed through the thermometer. BRIEF DESCRIPTION OF DRAWINGS

[0018] Fig. 1 It is a schematic diagram of the three-dimensional structure of the electric oven.

[0019] Fig. 2 It is a schematic diagram of the internal structure of the electric oven.

[0020] Fig. 3 It is a schematic diagram of the three-dimensional structure of the shell.

[0021] In the figure: shell 1, partition cover 2, inner cover 3, transparent window 4, base 5, bottom cover 6, baking tray 7, probe seat 8, thermometer 9, convex part 10, first heat dissipation hole 11, second heat dissipation hole 12, hinged lug 13, first heating tube 14, second heating tube 15, third heat dissipation hole 16, fourth heat dissipation hole 17, fifth heat dissipation hole 18. DETAILED DESCRIPTION

[0022] The specific embodiments of the utility model will be further described below with reference to the drawings. It should be noted that the description of these embodiments is used to help understand the utility model, but does not constitute a limitation on the utility model. In addition, the technical features involved in each embodiment of the utility model described below can be combined with each other as long as they do not conflict with each other.

[0023] In combination Figs. 1 to 3 The electric oven heat insulation structure shown in the figure, including the upper cover assembly, the double cavity unit is arranged in the upper cover assembly, a plurality of first heat dissipation holes 11 for heat dissipation of the double cavity unit are formed on one side of the upper cover assembly. In this embodiment, the double cavity unit is arranged in the upper cover assembly, heat is prevented from being transferred to the surface in large quantities through the double cavity unit, thereby reducing the temperature of the surface and improving the user's experience. At the same time, under the action of the first heat dissipation hole 11, the heat in the double cavity unit can be discharged outward, further improving the heat insulation effect.

[0024] Specifically, the double cavity unit includes a shell 1, an inner cover 3 is installed in the shell 1, a partition cover 2 is arranged between the inner cover 3 and the shell 1 to form a first heat insulation cavity between the shell 1 and the partition cover 2, and a second heat insulation cavity between the partition cover 2 and the inner cover 3, a plurality of first heat dissipation holes 11 are formed on one side of the shell 1, the first heat dissipation holes 11 are communicated with the first heat insulation cavity, and heat insulation is achieved through the first heat insulation cavity and the second heat insulation cavity, thereby improving the heat insulation effect and preventing heat from being transferred to the shell 1 in large quantities. Moreover, the temperature in the first heat insulation cavity close to the shell 1 side can be discharged outward through the first heat dissipation hole 11 to prevent heat from accumulating in the first heat insulation cavity.

[0025] In this embodiment, a convex part 10 is arranged on one side of the shell 1, a plurality of first heat dissipation holes 11 are formed on the convex part 10, a plurality of second heat dissipation holes 12 are formed at the lower end of the convex part 10, a base 5 is hingedly installed on both sides of the convex part 10 through a hinged lug 13, and a baking cavity is formed between the base 5 and the inner cover 3; The element cavity in the convex part 10 is communicated with the first heat insulation cavity, and the element cavity and the second heat insulation cavity are in a non-communicating state, so that the heat in the element cavity and the first heat insulation cavity can be discharged through the first heat dissipation hole 11 and the second heat dissipation hole 12, thereby preventing the components from being damaged due to long-term high temperature.

[0026] It is worth mentioning that the middle part of the shell 1, the partition cover 2 and the inner cover 3 of the embodiment are provided with transparent windows 4. The situation in the baking cavity can be observed through the transparent windows 4, and the use is more convenient. The shell 1 is provided with a thermometer 9, the probe on the thermometer 9 penetrates through the partition cover 2 and the inner cover 3, and the probe on the thermometer 9 is fixed through the probe seat 8 at the lower end of the inner cover 3, and the temperature in the baking cavity can be displayed through the thermometer 9.

[0027] The base 5 is provided with a bottom cover 6, and a third heat insulation cavity is arranged between the base 5 and the bottom cover 6. The baking cavity is arranged between the inner cover 3 and the bottom cover 6. The first heating pipe 14 is arranged on the side of the inner cover 3 close to the baking cavity. The second heating pipe 15 is arranged on the upper end of the bottom cover 6. The first heating pipe 14 and the second heating pipe 15 can heat the baking cavity from top and bottom, and the baking effect is good. In addition, the third heat insulation cavity in the base 5 can also prevent the heat from being transferred to the surface in large amount to cause high temperature.

[0028] The baking tray 7 is arranged in the baking cavity and located between the first heating pipe 14 and the second heating pipe 15, so that the baking tray 7 can be uniformly heated. The pipe body of the first heating pipe 14 is not in direct contact with the inner cover 3, and the second heating pipe 15 is also not in direct contact with the bottom cover 6, but can be fixed in suspension through the supporting strips.

[0029] The side of the base 5 close to the convex part 10 is provided with a plurality of third heat dissipation holes 16. The lower end of the base 5 is provided with a plurality of fourth heat dissipation holes 17. A plurality of fifth heat dissipation holes 18 are arranged around the circumference of the base 5. The third heat dissipation holes 16, the fourth heat dissipation holes 17 and the fifth heat dissipation holes 18 are in communication with the third heat insulation cavity. The third heat dissipation holes 16, the fourth heat dissipation holes 17 and the fifth heat dissipation holes 18 are used for dissipating heat of the third heat insulation cavity to prevent heat accumulation.

[0030] The embodiments of the utility model are described in detail in combination with the drawings, but the utility model is not limited to the described embodiments. For those skilled in the art, various changes, modifications, replacements and modifications can be made to these embodiments without departing from the principles and spirits of the utility model, and still fall within the protection scope of the utility model.

Claims

1. An electric oven insulation structure comprising an upper cover assembly, characterized in that, The upper cover assembly is provided with a double-cavity unit, and a plurality of first heat dissipation holes (11) for dissipating heat of the double-cavity unit are formed on one side of the upper cover assembly. The double-cavity unit comprises an outer shell (1), an inner cover (3) is installed in the outer shell (1), a partition cover (2) is arranged between the outer shell (1) and the inner cover (3) to form a first heat insulation cavity between the outer shell (1) and the partition cover (2) and a second heat insulation cavity between the partition cover (2) and the inner cover (3), and a plurality of first heat dissipation holes (11) are formed on one side of the outer shell (1) and communicate with the first heat insulation cavity.

2. The heat shield structure for an electric oven according to claim 1, wherein A convex portion (10) is arranged on one side of the outer shell (1), a plurality of first heat dissipation holes (11) are formed on the convex portion (10), a plurality of second heat dissipation holes (12) are formed on the lower end of the convex portion (10), and a base (5) is hingedly installed on both sides of the convex portion (10) through hinged ears (13) to form a baking cavity between the base (5) and the inner cover (3).

3. The heat shield structure for an electric oven according to claim 2, wherein A bottom cover (6) is installed in the base (5), a third heat insulation cavity is arranged between the base (5) and the bottom cover (6), the baking cavity is arranged between the inner cover (3) and the bottom cover (6), a first heating pipe (14) is installed on the side of the inner cover (3) close to the baking cavity, and a second heating pipe (15) is installed on the upper end of the bottom cover (6).

4. The electric oven heat insulation structure according to claim 3, wherein A plurality of third heat dissipation holes (16) are formed on the side of the base (5) close to the convex portion (10), a plurality of fourth heat dissipation holes (17) are formed on the lower end of the base (5), and a plurality of fifth heat dissipation holes (18) are formed around the circumference of the base (5), and the third heat dissipation holes (16), the fourth heat dissipation holes (17) and the fifth heat dissipation holes (18) all communicate with the third heat insulation cavity.

5. The heat shield structure for an electric oven according to claim 1, wherein Transparent windows (4) are installed on the middle portions of the outer shell (1), the partition cover (2) and the inner cover (3).

6. The heat shield structure for an electric oven according to claim 1, wherein A thermometer (9) is installed on the outer shell (1), a probe of the thermometer (9) penetrates through the partition cover (2) and the inner cover (3), and the probe of the thermometer (9) is fixed by a probe holder (8) on the lower end of the inner cover (3).

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