Layered heat insulation structure of electric heating oven

Abstract

The utility model relates to the technical field of ovens, and provides a layered heat insulation structure of an electric heating oven, which comprises a shell and a framework, the framework is fixed in the shell, an inner container is arranged in the framework, protective structures are uniformly arranged on two sides of the framework, and heat dissipation grooves are uniformly formed in the outer side of the framework. The protection structure is arranged, the bottom end of the mounting plate is fixedly connected with the framework, the protection pad and the supporting plate are fixed to the outer side of the top of the mounting plate through the high-temperature-resistant Teflon bolts, one side of the supporting plate abuts against the outer side of the inner container, the protection pad is a low-heat-conductivity-coefficient heat insulation pad, and under the action of the protection pad, the protection pad is not prone to falling off; the layered heat insulation structure of the electric heating oven reduces heat transferred to the framework, prevents personnel from being scalded, realizes the function of preventing scalding, and improves the safety of the layered heat insulation structure of the electric heating oven during use.

Description

Technical Field

[0001] The utility model relates to the technical field of ovens, and particularly relates to a layered heat insulation structure of an electric oven. Background Art

[0002] An oven is a sealed electrical appliance used for baking food or drying products, which is divided into household appliances and industrial ovens. In order to reduce energy consumption and improve the heat preservation performance of the oven, it is necessary to carry out layered heat insulation on the electric baking oven, and at the same time avoid scalding the staff. Therefore, a layered heat insulation structure of an electric oven is used;

[0003] For this reason, the patent with the publication number CN206803641U discloses a layered heat insulation structure of an electric oven, which includes an oven body with a shell, a working chamber and a heater. High-temperature silica heat insulation rock wool is filled between the shell and the working chamber. The heater is a resistance wire installed at the bottom of the working chamber; at least one heat insulation plate is horizontally arranged in the working chamber to divide the working chamber into at least two independent working areas, and a temperature sensing element is arranged in each working area; a plurality of ventilation holes are evenly formed on each heat insulation plate, and a sealing plate is respectively connected to each ventilation hole. The layered heat insulation structure of the electric oven of the utility model can not only effectively utilize the space of the oven, improve the utilization rate of the oven, but also improve the production efficiency;

[0004] Although the above-mentioned layered heat insulation structure of the electric oven can effectively utilize the space of the oven during use, it is inconvenient to prevent scalding during use, and it is inconvenient to avoid the conduction of the inner tank temperature to the skeleton, which is easy to cause scalding to personnel, resulting in inconvenient improvement of safety during use. Summary of the Utility Model

[0005] The purpose of the utility model is to provide a layered heat insulation structure of an electric oven to solve the defect that the existing layered heat insulation structure of the electric oven is inconvenient to prevent scalding.

[0006] To solve the above technical problems, the utility model provides the following technical solution: a layered heat insulation structure of an electric oven, including a shell and a skeleton;

[0007] A skeleton is fixed inside the shell, and an inner tank is arranged inside the skeleton;

[0008] Protective structures are evenly arranged on both sides of the skeleton;

[0009] Heat dissipation grooves are evenly formed on the outer side of the skeleton.

[0010] When using this device, by setting the protective structure, the function of the device being convenient for preventing scalding is realized, thereby improving the safety of the layered heat insulation structure of the electric oven during use.

[0011] Preferably, a rock wool board is filled between the outer shell and the inner tank. Under the action of the rock wool board, the temperature of the inner tank is ensured not to be conducted to the skeleton, forming heat insulation, reducing energy consumption, improving the heat preservation performance of the oven, and ensuring the baking quality of the product.

[0012] Preferably, the protection structure includes a mounting plate, a mounting groove, a protection pad, a support plate and high-temperature resistant Teflon bolts. The mounting plates are uniformly fixed on both sides of the skeleton. Protection pads are arranged on the outer sides of the tops of the mounting plates. Support plates are arranged on one sides of the protection pads. Mounting grooves penetrate through the tops of the mounting plates evenly. The high-temperature resistant Teflon bolts penetrate through the interiors of the mounting grooves. The bottom end of the mounting plate is fixedly connected to the skeleton. The protection pad and the support plate are fixed on the outer sides of the top of the mounting plate by the high-temperature resistant Teflon bolts, so that one side of the support plate abuts against the outer side of the inner tank.

[0013] Preferably, the side view cross section of the mounting plate is designed in an "L" shape. The protection pad and the support plate are fixedly connected to the mounting plate by the high-temperature resistant Teflon bolts. Since the protection pad is a heat insulation pad with a low thermal conductivity coefficient, under the action of the protection pad, heat transfer to the skeleton is reduced, avoiding scalding of personnel.

[0014] Preferably, one side of the support plate abuts against the outer side of the inner tank.

[0015] Preferably, the mounting plates are symmetrically distributed on both sides of the skeleton.

[0016] Preferably, the heat dissipation grooves are equidistantly distributed on the outer side of the skeleton.

[0017] The advantages of the hierarchical heat insulation structure of an electric oven provided by the present utility model are as follows:

[0018] By providing a protection structure, the bottom end of the mounting plate is fixedly connected to the skeleton. The protection pad and the support plate are fixed on the outer sides of the top of the mounting plate by the high-temperature resistant Teflon bolts, so that one side of the support plate abuts against the outer side of the inner tank. Since the protection pad is a heat insulation pad with a low thermal conductivity coefficient, under the action of the protection pad, heat transfer to the skeleton is reduced, avoiding scalding of personnel, realizing the function of facilitating anti-scalding of the device, thereby improving the safety of the hierarchical heat insulation structure of the electric oven during use. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 is a three-dimensional structure diagram of the present utility model;

[0020] Figure 2 is a three-dimensional cross-sectional structure diagram of the present utility model;

[0021] Figure 3 is a front view structure diagram of the present utility model;

[0022] Figure 4 is a partial three-dimensional structural diagram of the protection structure of the present utility model;

[0023] Figure 5 is an enlarged three-dimensional structural diagram of the protection structure of the present utility model.

[0024] Explanation of the reference numerals in the figure: 1, outer shell; 2, skeleton; 3, protection structure; 301, mounting plate; 302, mounting groove; 303, protection pad; 304, support plate; 305, high-temperature resistant Teflon bolt; 4, inner container; 5, heat dissipation groove. Specific embodiments

[0025] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present utility model.

[0026] Please refer to Figures 1 - 5 , a layered heat insulation structure of an electric oven provided by the present utility model includes an outer shell 1 and a skeleton 2. The skeleton 2 is fixed inside the outer shell 1, an inner container 4 is arranged inside the skeleton 2, and protection structures 3 are evenly arranged on both sides of the skeleton 2. The protection structure 3 includes a mounting plate 301, a mounting groove 302, a protection pad 303, a support plate 304, and a high-temperature resistant Teflon bolt 305. The mounting plates 301 are evenly fixed on both sides of the skeleton 2, protection pads 303 are arranged on the outer sides of the tops of the mounting plates 301, support plates 304 are arranged on one sides of the protection pads 303, mounting grooves 302 penetrate through the tops of the mounting plates 301 evenly, high-temperature resistant Teflon bolts 305 penetrate through the interiors of the mounting grooves 302, the side view cross-section of the mounting plate 301 is designed in an "L" shape, the protection pad 303 and the support plate 304 are fixedly connected to the mounting plate 301 through the high-temperature resistant Teflon bolt 305, one side of the support plate 304 abuts against the outer side of the inner container 4, the mounting plates 301 are symmetrically distributed on both sides of the skeleton 2, heat dissipation grooves 5 are evenly formed on the outer side of the skeleton 2, a rock wool board is filled between the outer shell 1 and the inner container 4, and the heat dissipation grooves 5 are equidistantly distributed on the outer side of the skeleton 2.

[0027] Refer to Figure 4 and Figure 5As shown in the figure, the bottom end of the mounting plate 301 is fixedly connected to the skeleton 2. The heat-resistant Teflon bolts 305 are used to fix the protective pad 303 and the support plate 304 to the outside of the top of the mounting plate 301, so that one side of the support plate 304 abuts against the outside of the inner tank 4. Since the protective pad 303 is a low-thermal-conductivity heat-insulating pad, under the action of the protective pad 303, the heat transfer to the skeleton 2 is reduced, avoiding scalding of personnel. Since a rock wool board is filled between the outer shell 1 and the inner tank 4, under the action of the rock wool board, the temperature of the inner tank 4 is ensured not to be conducted to the skeleton 2, forming heat insulation and heat preservation, reducing energy consumption, improving the heat preservation performance of the oven, and ensuring the baking quality of the product.

[0028] Although the present invention has been described in detail with reference to the foregoing embodiments, for those skilled in the art, they can still modify the technical solutions recorded in the foregoing embodiments, or perform equivalent replacements for some of the technical features. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention shall be included within the protection scope of the present invention.

Claims

1. A layered heat insulation structure for an electric oven, comprising a housing (1) and a framework (2); It is characterized in that: A framework (2) is fixedly arranged inside the housing (1), and an inner container (4) is arranged inside the framework (2); Protective structures (3) are evenly arranged on both sides of the framework (2); Heat dissipation grooves (5) are evenly formed on the outer side of the framework (2).

2. The hierarchical heat insulation structure of an electric oven according to claim 1, characterized in that: A rock wool board is filled between the housing (1) and the inner container (4).

3. The hierarchical heat insulation structure of an electric heating oven according to claim 1, wherein: The protective structure (3) comprises a mounting plate (301), a mounting groove (302), a protective pad (303), a support plate (304) and a high-temperature resistant Teflon bolt (305). The mounting plates (301) are evenly fixed on both sides of the framework (2). Protective pads (303) are arranged on the outer sides of the tops of the mounting plates (301). Support plates (304) are arranged on one sides of the protective pads (303). Mounting grooves (302) penetrate through the tops of the mounting plates (301) evenly, and high-temperature resistant Teflon bolts (305) penetrate through the interiors of the mounting grooves (302).

4. The layered heat insulation structure of an electric oven according to claim 3, characterized in that: The side view cross section of the mounting plate (301) is designed in an "L" shape, and the protective pad (303) and the support plate (304) are fixedly connected to the mounting plate (301) through the high-temperature resistant Teflon bolt (305).

5. The hierarchical heat insulation structure of an electric oven according to claim 3, characterized in that: One side of the support plate (304) abuts against the outer side of the inner container (4).

6. The hierarchical heat insulation structure of an electric oven according to claim 3, characterized in that: The mounting plates (301) are symmetrically distributed on both sides of the framework (2).

7. The layered heat insulation structure of an electric oven according to claim 1, wherein: The heat dissipation grooves (5) are equidistantly distributed on the outer side of the framework (2).

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