CN219578737U - Heat radiation assembly of electric heating cooking device and electric oven structure - Google Patents

Abstract

The utility model discloses a heat radiation component of an electric heating cooking device and an electric oven structure, which comprise a bottom plate, a heating tube, heat insulation cotton, a heat insulation board, a first heat radiation gap and a second heat radiation gap, wherein the heat insulation cotton covers the bottom of the heating tube, the bottom plate is arranged below the heat insulation cotton, the heat insulation cotton is arranged between the heating tube and the heat insulation board, the first heat radiation gap is formed between the bottom plate and the heat insulation board, and the second heat radiation gap is formed between the rear side of the heat insulation board and the rear side of the bottom plate. The heat insulation effect between the heating pipe and the bottom plate is ensured by arranging heat insulation cotton and the heat insulation plate between the heating pipe and the bottom plate to form a multi-layer heat insulation structure, so that heat is prevented from being transferred to the bottom plate; the bottom plate is provided with a plurality of air inlets, so that external cold air can enter the first heat dissipation gap through the air inlets, heat is taken away by utilizing the flow of air, and the heat dissipation effect on the bottom of the electric oven is improved.

Description

Heat radiation assembly of electric heating cooking device and electric oven structure

Technical Field

The utility model relates to the field of heat dissipation structures of electric heating cooking devices, in particular to a heat dissipation assembly of an electric heating cooking device and an electric oven structure.

Background

Electric heat cooking device is through the work of heating tube heating inner bag subassembly in food like electric oven generally, because the heating tube can outwards radiate the heat at work, in order to avoid the high temperature of oven box body external surface, current electric oven's heat radiation structure is through setting up the heat dissipation passageway between casing and inner bag subassembly to set up the inlet port at the rear side or the upside of casing, utilize the heat dissipation fan to accelerate the flow of electric oven outside air and the inside steam of casing, reach certain radiating effect. However, since the heating tube is generally arranged at the bottom of the liner assembly, heat insulation cotton is generally filled between the bottom plate and the heating tube of the existing electric oven, and although the heat insulation cotton plays a certain heat insulation role so as to prevent heat from being directly transferred to the bottom of the electric oven, the structure can lead to the bottom of the electric oven to lack a heat dissipation channel, air between the heating tube and the bottom plate cannot be convected, so that the heat dissipation effect is poor, and particularly for an embedded electric oven installed in a relatively closed space, the risk of burning out a cabinet can exist if the bottom of the electric oven is overheated.

Disclosure of Invention

The utility model aims to provide a heat dissipation assembly of an electric heating cooking device and an electric oven structure, which are used for solving one or more technical problems in the background art.

To achieve the purpose, the utility model adopts the following technical scheme:

the utility model provides a heat radiation assembly of electric heat cooking device, includes bottom plate, heating tube and thermal-insulated cotton, thermal-insulated cotton cover in the bottom of heating tube, the bottom plate is established thermal-insulated cotton below still includes the heat insulating board, thermal-insulated cotton is established the heating tube with between the heat insulating board, the bottom plate with form first heat dissipation clearance between the heat insulating board, the rear side of heat insulating board with form the second heat dissipation clearance between the rear side of bottom plate.

Preferably, the heat insulating plate is made of metal, and support parts vertically arranged downwards are arranged on the left side and the right side of the heat insulating plate and are in contact with the bottom plate.

Preferably, two limiting grooves which are arranged in parallel are formed in the bottom plate, and the supporting portion corresponds to the limiting grooves.

Preferably, the bottom plate is further provided with a limiting top block and a limiting protrusion, the front side of the heat insulation plate is provided with a positioning plate, the bottom of the heat insulation plate is provided with a limiting blind hole, the positioning plate abuts against the limiting top block, and the limiting protrusion corresponds to the limiting blind hole.

Preferably, the bottom plate is provided with a plurality of air inlets, and the air inlets are communicated with the first heat dissipation gap.

The utility model also provides an electric oven structure, which comprises a heat radiation assembly, an inner container assembly and a shell, wherein the shell is coated on the outer side of the inner container assembly, the heat radiation structure is arranged at the bottom of the inner container assembly, a vertical first heat radiation channel and a horizontal second heat radiation channel are respectively formed between the shell and the rear side and the upper side of the inner container assembly, an exhaust port is formed in the shell, and the first heat radiation gap, the second heat radiation gap, the first heat radiation channel, the second heat radiation channel and the exhaust port are sequentially communicated.

Preferably, the heat dissipation device further comprises a heat dissipation fan, and the heat dissipation fan is arranged in the second heat dissipation channel.

Compared with the prior art, the utility model has the beneficial effects that: the heat insulation effect between the heating pipe and the bottom plate is ensured by arranging heat insulation cotton and the heat insulation plate between the heating pipe and the bottom plate to form a multi-layer heat insulation structure, so that heat is prevented from being transferred to the bottom plate; the bottom plate is provided with a plurality of air inlets, so that external cold air can enter the first heat dissipation gap through the air inlets, heat is taken away by utilizing the flow of air, and the heat dissipation effect on the bottom of the electric oven is improved; the setting of heat insulating board has not only played the effect that makes the first heat dissipation clearance of formation between heat insulating cotton and the bottom plate, has still played the fixed action to the heating tube, has also played the effect of thermal-insulated simultaneously.

Drawings

The present utility model is further illustrated by the accompanying drawings, which are not to be construed as limiting the utility model in any way.

FIG. 1 is a schematic view showing the overall structure of embodiment 1 of the present utility model;

FIG. 2 is a schematic view showing the installation between the heat shield and the floor of embodiment 1 of the present utility model;

fig. 3 is a schematic structural view of the base plate of embodiment 1 of the present utility model;

FIG. 4 is a schematic view of section A-A of FIG. 3;

fig. 5 is a schematic view of the internal structure of embodiment 2 of the present utility model.

Wherein: the heat-insulating plate comprises a bottom plate 11, a heating tube 12, heat-insulating cotton 13, a heat-insulating plate 14, a first heat-radiating gap 111, a second heat-radiating gap 112, a supporting part 141, a limiting groove 113, a limiting top block 114, a limiting protrusion 115, a positioning plate 143, a limiting blind hole 142, an air inlet hole 116, a heat-radiating assembly 1, a liner assembly 2, a shell 3, a first heat-radiating channel 31, a second heat-radiating channel 32, an air outlet 33 and a heat-radiating fan 4.

Detailed Description

The technical scheme of the utility model is further described below by the specific embodiments with reference to the accompanying drawings.

Example 1

Referring to fig. 1, a heat dissipation assembly of an electric heating cooking device comprises a bottom plate 11, a heating tube 12, heat insulation cotton 13, wherein the heat insulation cotton 13 covers the bottom of the heating tube 12, the bottom plate 11 is arranged below the heat insulation cotton 13, the heat insulation assembly further comprises a heat insulation plate 14, the heat insulation cotton 13 is arranged between the heating tube 12 and the heat insulation plate 14, a first heat dissipation gap 111 is formed between the bottom plate 11 and the heat insulation plate 14, and a second heat dissipation gap 112 is formed between the rear side of the heat insulation plate 14 and the rear side of the bottom plate 11.

The heat insulation effect between the heating pipe 12 and the bottom plate 11 is ensured by arranging the heat insulation cotton 13 and the heat insulation plate 14 between the heating pipe 12 and the bottom plate 11 to form a multi-layer heat insulation structure, so that heat is prevented from being transferred to the bottom plate 11; the heat dissipation assembly of the embodiment can take away heat by using the air flow due to the arrangement of the first heat dissipation gap 111, so that the heat dissipation effect on the bottom of the electric oven is improved; the arrangement of the heat insulating plate 14 not only plays a role in forming the first heat radiation gap 111 between the heat insulating cotton 13 and the bottom plate 11, but also plays a role in fixing the heat generating tube 12, and also plays a role in heat insulation.

Preferably, referring to fig. 2 to 4, the heat insulation board 14 is made of metal, and the left and right sides of the heat insulation board 14 are provided with supporting parts 141 vertically downward, and the supporting parts 141 are in contact with the bottom plate 11. Thus, the supporting parts 141 are provided at both sides of the heat insulating plate 14 to make the heat insulating plate 14 and the bottom plate 11 be spaced apart from each other by a certain distance, that is, to form the first heat dissipation gap 111, so that the heat between the bottom plate 11 and the heat generating tube 12 can be taken away by the flow of air.

Further, two limiting grooves 113 are formed in the bottom plate 11 in parallel, and the supporting portion 141 corresponds to the limiting grooves 113. The limiting groove 113 is arranged on the bottom plate 11 and corresponds to the supporting part 141 of the thermal insulation plate 14, so that the limiting effect on the left and right positions of the thermal insulation plate 14 is achieved, and the thermal insulation plate 14 and the bottom plate 11 are convenient to install.

Preferably, the bottom plate 11 is further provided with a limiting top block 114 and a limiting protrusion 115, the front side of the heat insulation plate 14 is provided with a positioning plate 143, the bottom of the heat insulation plate 14 is provided with a limiting blind hole 142, the positioning plate 143 abuts against the limiting top block 114, and the limiting protrusion 115 corresponds to the limiting blind hole 142. Therefore, by arranging the limiting jacking block 114 and the limiting protrusion 115 on the bottom plate 11, when the heat insulation plate 14 and the bottom plate 11 are installed, the positioning plate 143 at the front side of the heat insulation plate 14 is abutted against the limiting jacking block 114, and then the limiting blind hole 142 of the heat insulation plate 14 corresponds to the limiting protrusion 115, positioning between the bottom plate 11 and the heat insulation plate 14 can be realized, and installation of the heat insulation plate 14 and the bottom plate 11 is facilitated. The supporting portion 141 and the positioning plate 143 can be formed by bending the edge of the heat insulation plate 14, and the limiting top block 114, the limiting blind hole 142, the air inlet 116 and the limiting protrusion 115 can be formed by punching the bottom plate 11 and the heat insulation plate 14 respectively, so that the bottom plate 11 and the heat insulation plate 14 of the embodiment have simple structures and are convenient to process.

Preferably, the bottom plate 11 is provided with a plurality of air inlets 116, and the air inlets 116 are communicated with the first heat dissipation gap 111. The bottom plate 11 is provided with a plurality of air inlets 116, so that external cold air can enter the first heat dissipation gap 111 through the air inlets 116, the first heat dissipation gap 111 and the second heat dissipation gap 112 are communicated with the first heat dissipation channel, the second heat dissipation channel and the air outlet of the shell, and therefore heat can be taken away by utilizing the flow of air, and the heat dissipation effect on the bottom of the electric oven is improved.

Example 2

Referring to fig. 5, the electric oven structure comprises a heat dissipation assembly 1, a liner assembly 2 and a shell 3, wherein the shell 3 is coated on the outer side of the liner assembly 2, the heat dissipation structure is arranged at the bottom of the liner assembly 2, a vertical first heat dissipation channel 31 and a horizontal second heat dissipation channel 32 are respectively formed between the shell 3 and the rear side and the upper side of the liner assembly 2, an exhaust port 33 is formed in the shell 3, and the first heat dissipation gap 111, the second heat dissipation gap 112, the first heat dissipation channel 31, the second heat dissipation channel 32 and the exhaust port 33 are sequentially communicated. Therefore, the bottom of the electric oven structure of the embodiment is provided with the exhaust port 33, the first heat dissipation gap 111 and the second heat dissipation gap 112 which are communicated with the first heat dissipation channel 31 and the second heat dissipation channel 32, so that external air can enter from the bottom of the electric oven structure, heat at the bottom of the electric oven is taken away, the problems that the existing bottom of the electric oven structure lacks a heat dissipation channel, the heat dissipation effect is poor and the like are solved, the embedded electric oven can be used, and the service life and the use safety of the electric oven are ensured.

Preferably, a heat dissipation fan 4 is further included, and the heat dissipation fan 4 is disposed in the second heat dissipation path 32. By providing the heat radiation fan 4 in the second heat radiation passage 32, the flow of air in the first heat radiation gap 111, the second heat radiation gap 112, the first heat radiation passage 31, and the second heat radiation passage 32 is accelerated by the heat radiation fan 4, and the heat radiation effect is improved.

The technical principle of the present utility model is described above in connection with the specific embodiments. The description is made for the purpose of illustrating the general principles of the utility model and should not be taken in any way as limiting the scope of the utility model. Other embodiments of the utility model will be apparent to those skilled in the art from consideration of this specification without undue burden.

Claims (7)

1. The utility model provides a heat radiation assembly of electric heat cooking device, includes bottom plate, heating tube and thermal-insulated cotton, thermal-insulated cotton cover in the bottom of heating tube, the bottom plate is established thermal-insulated cotton below, its characterized in that still includes the heat insulating board, thermal-insulated cotton is established heating tube with between the heat insulating board, the bottom plate with form first heat dissipation clearance between the heat insulating board, the rear side of heat insulating board with form the second heat dissipation clearance between the rear side of bottom plate.

2. The heat dissipating assembly of an electric heating cooking device according to claim 1, wherein the heat insulating plate is made of metal, and the left and right sides of the heat insulating plate are provided with supporting parts vertically arranged downward, and the supporting parts are in contact with the bottom plate.

3. The heat dissipating assembly of an electric heating cooking device according to claim 2, wherein two limiting grooves are formed in the bottom plate, and the supporting portion corresponds to the limiting grooves.

4. The heat radiation assembly of an electric heating cooking device according to claim 1, wherein the bottom plate is further provided with a limiting top block and a limiting protrusion, the front side of the heat insulation plate is provided with a positioning plate, the bottom of the heat insulation plate is provided with a limiting blind hole, the positioning plate abuts against the limiting top block, and the limiting protrusion corresponds to the limiting blind hole.

5. The heat dissipating assembly of an electric cooking device of claim 1, wherein the bottom plate is provided with a plurality of air intake holes, and the air intake holes are in communication with the first heat dissipating gap.

6. An electric oven structure, which is characterized by comprising the heat dissipation assembly, the liner assembly and the shell according to any one of claims 1-5, wherein the shell is coated on the outer side of the liner assembly, the heat dissipation assembly is arranged at the bottom of the liner assembly, a vertical first heat dissipation channel and a horizontal second heat dissipation channel are respectively formed between the shell and the rear side and the upper side of the liner assembly, an exhaust port is formed in the shell, and the first heat dissipation gap, the second heat dissipation gap, the first heat dissipation channel, the second heat dissipation channel and the exhaust port are sequentially communicated.

7. The electric oven structure of claim 6, further comprising a cooling fan disposed within the second cooling channel.