CN220024795U - Can accelerate radiating electric oven of box surface - Google Patents

Abstract

The utility model relates to an electric oven capable of accelerating heat dissipation on the surface of an oven body, which comprises an oven door and an oven body, wherein an exhaust assembly is arranged on the oven body and comprises an exhaust channel and a heat dissipation part, an air outlet of the exhaust channel is positioned at one end of the oven body far away from the oven door, and the heat dissipation part is positioned in the exhaust channel and used for blowing out air in the exhaust channel from the air outlet. The first heat dissipation cavity is arranged in the box door, and when the box door is closed, the first heat dissipation cavity is communicated with the exhaust channel. The box includes the shell, is equipped with the second heat dissipation chamber in the shell, and second heat dissipation chamber and exhaust channel intercommunication are equipped with the louvre that is used for communicating external world and second heat dissipation chamber on the one end of keeping away from exhaust subassembly on the shell. This scheme is provided with the passageway of airing exhaust that communicates with first heat dissipation chamber and second heat dissipation chamber on the box on the chamber door on the electric oven, and the radiating portion during operation can improve the speed that gas flows in first heat dissipation chamber, the second heat dissipation chamber and the passageway of airing exhaust for the radiating rate on electric oven surface.

Description

Can accelerate radiating electric oven of box surface

Technical Field

The utility model relates to the technical field of electric ovens, in particular to an electric oven capable of accelerating heat dissipation on the surface of an oven body.

Background

At present, when the temperature in a heating cavity is higher, the problem that the outer surface of a door burns hands generally exists in products such as an electric oven, an electric oven and the like in the markets at home and abroad, and even if a high-temperature warning mark is attached, consumers are easy to burn due to mistakenly touching the hot door, so that potential safety hazards are brought to the use of the consumers. In order to solve the problem that the temperature of the outer shell of the electric oven rises and burns hands along with the increase of the working time of the electric oven, the inner container of the electric oven is covered with a heat insulation layer, the heat transferred to the outer shell of the electric oven by the inner container is reduced, heat dissipation holes are formed in the outer shell of the electric oven, and the heat dissipation efficiency of the electric oven is increased. However, in practical application, when the single electric oven is used for too long, the heat dissipation efficiency of the heat dissipation holes is not high due to the continuous accumulation of heat, or the temperature of the electric oven shell is raised, and the means can only slow down the temperature rising speed of the electric oven shell and cannot reduce the temperature of the electric oven shell.

Disclosure of Invention

The utility model provides the electric oven capable of accelerating heat dissipation on the surface of the oven body, which solves the problem that the heat dissipation efficiency of the heat dissipation holes on the outer shell of the electric oven in the prior art. The scheme is provided with the radiating part, and the radiating part can blow out the hot gas in chamber door and the box, improves the radiating efficiency of electric oven.

The technical scheme adopted by the utility model is as follows: the utility model provides a can accelerate radiating electric oven of box surface, includes chamber door and box, and the chamber door rotates with the box to be connected, is equipped with exhaust subassembly on the box, and exhaust subassembly is including exhaust passageway and radiating portion, and the air outlet of exhaust passageway is located the one end of keeping away from the chamber door on the box, and radiating portion is connected with exhaust passageway and is used for blowing out the gas in the passageway of airing exhaust from the air outlet. The refrigerator door is internally provided with a first heat dissipation cavity, two opposite ends on the refrigerator door are also provided with an air inlet and an air outlet, the air inlet and the air outlet are respectively used for communicating the outside of the refrigerator door with the first heat dissipation cavity, and when the refrigerator door is closed, the first heat dissipation cavity is communicated with an air exhaust channel through the air outlet. The box includes the shell, is equipped with the second heat dissipation chamber in the shell, and second heat dissipation chamber and exhaust channel intercommunication are equipped with the louvre that is used for communicating external world and second heat dissipation chamber on the one end of keeping away from exhaust subassembly on the shell.

When the electric oven works, the oven door is closed on the oven body, and the first heat dissipation cavity and the second heat dissipation cavity are both communicated with the air exhaust channel. When the electric oven works, the heat dissipation part starts to work, so that the air in the first heat dissipation cavity, the second heat dissipation cavity and the air exhaust channel starts to flow. A part of external air enters the first heat dissipation cavity from the air inlet on the box door, and the air in the first heat dissipation cavity passes through the air outlet and is discharged from the first heat dissipation cavity to enter the air exhaust channel. Simultaneously, another part of external air enters the second heat dissipation cavity from the heat dissipation hole on the shell, and the air in the second heat dissipation cavity moves to the air exhaust channel and enters the air exhaust channel. The air in the air exhaust channel is blown by the heat dissipation part and is exhausted from the air exhaust channel along the air outlet.

According to the scheme, the exhaust channel communicated with the first heat dissipation cavity on the oven door and the second heat dissipation cavity on the oven body is arranged on the electric oven to form an airflow circulation, so that heat on the surface of the oven door and the surface of the oven body can be taken out of the electric oven along with the flowing of the air, and the temperature of the surface of the electric oven is reduced. The electric oven is also provided with the radiating part, the radiating part can accelerate the speed of gas flowing in the first radiating cavity, the second radiating cavity and the exhaust channel, so that the cooling speed of the surface of the electric oven is accelerated, the radiating efficiency of the surface of the electric oven is improved, and the condition that consumers are scalded due to overhigh surface temperature of the electric oven is avoided. When the air inlet and the air outlet are positioned at two opposite ends of the box door, the movement path of the external air in the first heat dissipation cavity is longest, and the largest heat in the first heat dissipation cavity can be taken away.

Preferably, the door comprises a door frame and a door plate fixedly connected with the door frame, the door plate comprises an inner plate and an outer plate, the inner plate and the outer plate are positioned on two opposite sides of the door frame, the first heat dissipation cavity is a gap between the inner plate and the outer plate, a first air inlet is arranged on an exhaust channel and positioned on the outer surface of the box, and when the door is closed, the first air inlet is communicated with the air outlet. The chamber door adopts split type structure, can reduce the degree of difficulty of production and processing.

Preferably, the plurality of air outlets are arranged in an array on the door frame, and each air outlet is communicated with the first air inlet when the door is closed; the air inlets are multiple, and the multiple air inlets are arrayed on the door frame. The air inlets are multiple, the speed of external air entering the first heat dissipation cavity can be accelerated by the multiple air inlets, meanwhile, the caliber of the air inlets can be reduced along with the increase of the number of the air inlets, and small-caliber air inlets can prevent small-size sundries or insects from entering the first heat dissipation cavity from the air inlets. The gas outlet is provided with a plurality of, can accelerate the speed that the interior gas of first heat dissipation chamber got into the passageway of airing exhaust, simultaneously, along with the increase of gas outlet quantity, the bore of gas outlet can diminish, and small-bore gas outlet can avoid small-size debris or insect to get into first heat dissipation intracavity from the gas outlet.

Preferably, a partition plate is arranged in the first heat dissipation cavity, the partition plate is fixedly connected with the door frame and parallel to the outer door plate, the partition plate divides the first heat dissipation cavity into a first cavity and a second cavity, the air inlet comprises a first air inlet and a second air inlet, the air outlet comprises a first air outlet and a second air outlet, and the first air inlet and the first air outlet are respectively communicated with the first cavity and the outside of the door; the second air inlet and the second air outlet are respectively used for communicating the second cavity and the outside of the box door, when the box door is closed, the first cavity is communicated with the air exhaust channel through the first air outlet, and the second cavity is communicated with the air exhaust channel through the second air outlet. The outer plate, the inner plate and the partition plate are all transparent glass plates. After the partition plate is arranged, the partition plate can play a role in blocking heat transferred from the inner cavity of the box body to the box door, so that the heat in the inner cavity of the box body is prevented from being transferred to the outer surface of the box door, and the heat insulation effect of the box door is improved. In addition, can set up a plurality of baffles according to actual need, further strengthen the thermal-insulated effect of chamber door. The inner plate, the outer plate and the partition plate on the oven door are all transparent glass plates, so that consumers can see the cooking condition of products inside the electric oven through the oven door when the electric oven works. When the temperature in the electric oven is too high, the material of the glass can be LOW-E glass, coated glass or colored glass to reduce the light transmittance and radiation and reduce the temperature transmission efficiency; when the temperature in the electric oven is not too high, common colorless transparent toughened glass can be selected, and the glass material is selected according to the actual heat insulation effect requirement of each product.

Preferably, the door handle is fixedly connected with the door frame, and the door handle is positioned at one end, far away from the door, of the door frame and connected with the box body. Be provided with the door handle on the chamber door of electric oven, the consumer can accomplish the action through handheld door handle when carrying out the operation of opening the door to the electric oven, avoids the planking direct contact on consumer and the electric oven chamber door, reduces the consumer and touches planking probability, further reduces the consumer and touches the risk that the chamber door was scalded because of the mistake.

Preferably, the shell comprises a first shell and a second shell, the second shell is arranged in an inner cavity of the first shell, a gap between the first shell and the second shell is a second heat dissipation cavity, an air exhaust channel is positioned in the second heat dissipation cavity, the heat dissipation cavity is positioned at one end, far away from the air exhaust channel, of the first shell, a second air inlet is further formed in the air exhaust channel, and the air exhaust channel is communicated with the second heat dissipation cavity through the second air inlet. The shell adopts split type structure, is more convenient for the production and the installation of shell.

Preferably, the exhaust assembly is positioned at the top of the box body, the heat dissipation part is positioned on the axis of the exhaust channel, and the second air inlet comprises a left air inlet and a right air inlet; the connecting line of the left air inlet and the right air inlet is perpendicular to the axis of the air exhaust channel and intersects with the axis of the air exhaust channel at the heat dissipation part. The density of the heated gas becomes small, the heated gas rises, and the exhaust assembly is positioned at the top of the box body, so that the speed of the gas in the second heat dissipation cavity entering the exhaust channel can be increased. The air at the two sides of the air exhaust channel can enter the air exhaust channel through the left air inlet and the right air inlet respectively, and the closer to the heat dissipation part is, the faster the air flow speed is, so that the left air inlet and the right air inlet are arranged at the positions, which are closest to the heat dissipation part, on the two sides of the air exhaust channel, and the speed of the air in the second heat dissipation cavity entering the air exhaust channel can be further accelerated.

Preferably, the heat dissipation part comprises a heat dissipation fan and a driving motor, wherein the driving motor is fixedly connected with the first shell, the heat dissipation fan is rotationally connected with the first shell, the driving motor is connected with the heat dissipation fan to drive the heat dissipation fan to rotate, and the driving motor is further connected with the hot air circulating fan in the box body. The driving motor can drive the cooling fan and the hot air circulating fan simultaneously, so that the use of one driving part can be reduced, and the space of the electric oven is saved.

Preferably, the electric oven further comprises an exhaust guide pipe fixedly connected with the oven body, an air outlet of the exhaust channel is communicated with the exhaust guide pipe, and the exhaust guide pipe is used for exhausting hot air exhausted from the heat radiating part in a direction away from the electric oven. The exhaust guide pipe is arranged on the air outlet, so that exhausted hot air can move towards the direction far away from the electric oven, and the surface temperature of the electric oven cannot be raised.

Compared with the prior art, the utility model has the beneficial effects that: be provided with the passageway of airing exhaust that communicates with first heat dissipation chamber and the second heat dissipation chamber on the box on the chamber door on the electric oven, the radiating portion during operation can improve the speed that the gas flows in first heat dissipation chamber, the second heat dissipation chamber and the passageway of airing exhaust for the radiating rate on electric oven surface. The first heat dissipation cavity is internally provided with the partition board, the partition board can prevent heat in the cavity of the box body from being transferred to the outer surface of the box door, and the heat insulation effect of the box door is improved. The door handle is arranged on the door, so that the probability that a consumer touches the door is reduced, and the risk that the consumer touches the door by mistake is further reduced. The driving motor can drive the cooling fan and the hot air circulating fan simultaneously, so that the use of one driving part can be reduced, and the space of the electric oven is saved. The exhaust guide pipe is arranged on the air outlet, so that exhausted hot air can move towards the direction far away from the electric oven, and the surface temperature of the electric oven cannot be raised.

Drawings

FIG. 1 is a cross-sectional view perpendicular to the door direction of an electric oven for accelerating heat dissipation from the surface of the oven according to the present utility model;

FIG. 2 is a cross-sectional view of an electric oven of the present utility model parallel to the direction of the door, which can accelerate the heat dissipation of the surface of the oven;

FIG. 3 is a schematic view of an electric oven capable of accelerating heat dissipation on the surface of the oven body;

FIG. 4 is a schematic view of the structure of an exhaust channel of an electric oven capable of accelerating heat dissipation on the surface of the oven body;

fig. 5 is a schematic view of a door of an electric oven capable of accelerating heat dissipation from a surface of the oven according to the present utility model.

Detailed Description

The drawings are for illustrative purposes only and are not to be construed as limiting the present patent; for better illustration of the present embodiment, some parts of the drawings may be omitted, enlarged or reduced, and do not represent the actual product size; it will be appreciated by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted. The positional relationship depicted in the drawings is for illustrative purposes only and is not to be construed as limiting the present patent.

The same or similar reference numerals in the drawings of the embodiments of the present utility model correspond to the same or similar components; in the description of the present utility model, it should be understood that, if there are orientations or positional relationships indicated by terms "upper", "lower", "left", "right", "long", "short", etc., based on the orientations or positional relationships shown in the drawings, this is merely for convenience in describing the present utility model and simplifying the description, and is not an indication or suggestion that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, so that the terms describing the positional relationships in the drawings are merely for exemplary illustration and are not to be construed as limitations of the present patent, and that it is possible for those of ordinary skill in the art to understand the specific meaning of the terms described above according to specific circumstances.

The technical scheme of the utility model is further specifically described by the following specific embodiments with reference to the accompanying drawings:

example 1

As shown in fig. 1, 2, 4 and 5, an embodiment 1 of an electric oven capable of accelerating heat dissipation on the surface of the oven body comprises an oven door 2 and an oven body, wherein the oven door is rotatably connected with the oven body, an air exhaust assembly 1 is arranged on the oven body, the air exhaust assembly 1 comprises an air exhaust channel 101 and a heat dissipation part 102, an air outlet 111 of the air exhaust channel 101 is positioned at one end of the oven body far away from the oven door 2, and the heat dissipation part 102 is connected with the air exhaust channel 101 to blow out air in the air exhaust channel 101 from the air outlet 111. The inside of the box door 2 is provided with a first heat dissipation cavity 201, the opposite ends of the box door 2 are also provided with an air inlet 211 and an air outlet 212, and the air inlet 211 and the air outlet 212 are respectively used for communicating the outside of the box door 2 with the first heat dissipation cavity 201; when the door 2 is closed, the first heat dissipation chamber 201 communicates with the air exhaust passage 101 through the air outlet 212. The box includes shell 3, is equipped with second heat dissipation chamber 301 in the shell 3, and second heat dissipation chamber 301 communicates with exhaust channel 101, and the one end that is kept away from exhaust subassembly 1 on the shell 3 is equipped with the louvre 302 that is used for communicating external world and second heat dissipation chamber 301.

The working principle or working process of the embodiment: when the electric oven works, the oven door 2 is closed on the oven body, and the first heat dissipation cavity 201 and the second heat dissipation cavity 301 are communicated with the air exhaust channel 101. When the electric oven is operated, the heat radiation portion 102 starts to operate, and the air in the first heat radiation chamber 201, the second heat radiation chamber 301, and the air exhaust passage 101 starts to flow. A part of external air enters the first heat dissipation cavity 201 from the air inlet 211 on the box door 2, and the air in the first heat dissipation cavity 201 is discharged from the first heat dissipation cavity 201 through the air outlet 212 and enters the air exhaust channel 101. Meanwhile, another part of external air enters the second heat dissipation cavity 301 from the heat dissipation hole 302 on the shell 3, and the air in the second heat dissipation cavity 301 moves towards the air exhaust channel 101 and enters the air exhaust channel 101. The air in the air discharge duct 101 is blown by the heat sink 102, and is discharged from the air discharge duct 101 along the air outlet 111.

The beneficial effects of this embodiment are: the scheme is provided with the exhaust channel 101 that communicates with the first heat dissipation cavity 201 on the oven door 2 and the second heat dissipation cavity 301 on the oven body on the electric oven, forms an air current circulation, makes the heat on the surface of the oven door 2 and the surface of the oven body carry out of the electric oven along with the air flow, and reduces the temperature on the surface of the electric oven. The electric oven is further provided with the heat dissipation part 102, the heat dissipation part 102 can accelerate the speed of gas flowing in the first heat dissipation cavity 201, the second heat dissipation cavity 301 and the exhaust channel 101, accelerate the cooling speed of the surface of the electric oven, improve the heat dissipation efficiency of the surface of the electric oven, and avoid the condition that consumers are scalded due to overhigh surface temperature of the electric oven. When the air inlet 211 and the air outlet 212 are positioned at opposite ends of the door 2, the external air moves along the longest path in the first heat dissipation chamber 201, so that the greatest heat in the first heat dissipation chamber 201 can be taken away.

Example 2

An embodiment 2 of an electric oven capable of accelerating heat dissipation from the surface of the oven body is shown in fig. 1 and 5, and the structure of the oven door 2 is further defined on the basis of the embodiment 1.

Specifically, the door 2 includes door frame 202 and the door plant with door frame 202 fixed connection, and the door plant includes interior door plant 203 and outer door plant 204, and interior door plant 203 and outer door plant 204 are located the opposite both sides on the door frame 202, and first heat dissipation chamber 201 is the clearance between interior door plant 203 and the outer door plant 204, is equipped with first air intake 112 on the passageway 101 of airing exhaust, and first air intake 112 is located the box external surface, and when door 2 was closed, first air intake 112 and gas outlet 212 intercommunication.

Specifically, sixteen air outlets 212 are arranged on the door frame 202 in an array, and when the door 2 is closed, each air outlet 212 is communicated with the first air inlet 112; thirty-eight air inlets 211 are provided, and thirty-eight air inlets 211 are arrayed on the door frame 202.

Specifically, a partition plate 205 is arranged in the first heat dissipation cavity 201, the partition plate 205 is fixedly connected with the door frame 202, the partition plate 205 is parallel to the outer door plate 204, the partition plate 205 divides the first heat dissipation cavity 201 into a first cavity 213 and a second cavity 214, the air inlet 211 comprises a first air inlet and a second air inlet, the air outlet 212 comprises a first air outlet and a second air outlet, and the first air inlet and the first air outlet are respectively used for communicating the first cavity 213 with the outside of the door; the second air inlet and the second air outlet are respectively used for communicating the second cavity 214 with the outside of the box door, when the box door 2 is closed, the first cavity 213 is communicated with the air exhaust channel 101 through the first air outlet, and the second cavity 214 is communicated with the air exhaust channel 101 through the second air outlet. The outer door panel 204, the inner door panel 203, and the spacer 205 are all transparent glass panels.

Specifically, the door handle 206 is further included, the door handle 206 is fixedly connected with the door frame 202, and the door handle 206 is located at one end, far away from the door 2, of the door frame 202 and connected with the box body.

The beneficial effects of this embodiment are: the box door 2 adopts split type structure, can reduce the degree of difficulty of production and processing. The plurality of air inlets 211 and air outlets 212 can enable the air in the first heat dissipation cavity 201 to flow at a speed, and meanwhile small-sized sundries or insects can be prevented from entering the first heat dissipation cavity 201. After the partition plate 205 is arranged, the partition plate 205 can play a role in blocking heat transferred from the inner cavity of the box body to the outer surface of the box door 2, so that the heat transferred from the inner cavity of the box body to the outer surface of the box door 2 is prevented, and the heat insulation effect of the box door 2 is enhanced. The inner door plate 203, the outer door plate 204 and the partition plate 205 on the door 2 are all transparent glass plates, so that consumers can see the cooking condition of the products inside the electric oven through the door 2 when the electric oven is in operation. Be provided with door handle 206 on electric oven's chamber door 2, the consumer can accomplish the action through handheld door handle 206 when carrying out the operation of opening the door to electric oven, avoids consumer and the outer door plant 204 direct contact on the electric oven chamber door 2, reduces consumer's contact to outer door plant 204 probability, further reduces consumer's risk of being scalded because of touching chamber door 2 by mistake.

Example 3

An embodiment 3 of an electric oven capable of accelerating heat dissipation on the surface of the oven body is further defined on the basis of embodiment 1 or embodiment 2 as shown in fig. 2 to 4.

Specifically, the housing 3 includes a first housing 303 and a second housing 304, the second housing 304 is mounted in an inner cavity of the first housing 303, a gap between the first housing 303 and the second housing 304 is a second heat dissipation cavity 301, the air exhaust channel 101 is located in the second heat dissipation cavity 301, the heat dissipation hole 302 is located at one end, far away from the air exhaust channel 101, of the first housing 303, a second air inlet is further formed in the air exhaust channel 101, and the air exhaust channel 101 is communicated with the second heat dissipation cavity 301 through the second air inlet.

Specifically, the exhaust assembly 1 is located at the top of the box, the heat dissipation part 102 is located on the axis of the exhaust channel 101, and the second air inlet comprises a left air inlet 113 and a right air inlet 114; the connection line of the left air inlet 113 and the right air inlet 114 is perpendicular to the axis of the air exhaust channel 101 and intersects with the axis of the air exhaust channel 101 at the heat dissipation part 102.

Specifically, the heat dissipation part 102 includes a heat dissipation fan 121 and a driving motor 122, the driving motor 122 is fixedly connected with the first housing 303, the heat dissipation fan 121 is rotationally connected with the first housing 303, the driving motor 122 is connected with the heat dissipation fan 121 to drive the heat dissipation fan 121 to rotate, and the driving motor 122 is also connected with the hot air circulation fan 4 in the box body.

Specifically, the electric oven further comprises an exhaust guide pipe 5, the exhaust guide pipe 5 is fixedly connected with the oven body, an air outlet 111 of the exhaust channel 101 is communicated with the exhaust guide pipe 5, and the exhaust guide pipe 5 is used for exhausting hot air exhausted from the heat radiating part 102 in a direction away from the electric oven.

The beneficial effects of this embodiment are: the shell 3 adopts a split structure, which is more convenient for the production and installation of the shell 3. The exhaust assembly 1 is located at the top of the box body, so that the speed of the gas with the temperature rising at the top of the inner cavity of the second heat dissipation cavity 301 entering the exhaust channel 101 can be increased. The air at two sides of the air exhaust channel 101 can enter the air exhaust channel 101 through the left air inlet 113 and the right air inlet 114 respectively, and the closer to the heat dissipation part 102, the faster the air flow speed is, so that the air in the second heat dissipation cavity 301 can be further accelerated to enter the air exhaust channel 101 by arranging the left air inlet 113 and the right air inlet 114 at the positions on two sides of the air exhaust channel 101, which are closest to the heat dissipation part 102. The driving motor 122 can drive the heat radiation fan 121 and the hot air circulation fan 4 at the same time, so that the use of one driving part can be reduced, and the space of the electric oven can be saved. The exhaust guide pipe 5 is provided at the air outlet 111, so that the exhausted hot air can move away from the electric oven without causing the surface temperature of the electric oven to rise.

It is to be understood that the above examples of the present utility model are provided by way of illustration only and not by way of limitation of the embodiments of the present utility model. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. Any modification, equivalent replacement, improvement, etc. which come within the spirit and principles of the utility model are desired to be protected by the following claims.

Claims (10)

1. The utility model provides an electric oven that can accelerate box surface heat dissipation, includes chamber door (2) and box, chamber door (2) with the box rotates to be connected, a serial communication port, be equipped with on the box and exhaust subassembly (1), exhaust subassembly (1) include exhaust passage (101) and radiating part (102), exhaust passage (101) air outlet (111) are located keep away from on the box chamber door (2) one end, radiating part (102) with exhaust passage (101) are connected and are used for with the gas in exhaust passage (101) is followed air outlet (111) are blown out;

a first heat dissipation cavity (201) is formed in the box door (2), an air inlet (211) and an air outlet (212) are further formed in the box door (2), the air inlet (211) and the air outlet (212) are respectively used for communicating the outside of the box door (2) with the first heat dissipation cavity (201), and when the box door (2) is closed, the first heat dissipation cavity (201) is communicated with the air exhaust channel (101) through the air outlet (212);

the box body comprises a shell (3), a second heat dissipation cavity (301) is arranged in the shell (3), the second heat dissipation cavity (301) is communicated with the exhaust channel (101), and one end, away from the exhaust assembly (1), of the shell (3) is provided with a heat dissipation hole (302) used for communicating the outside with the second heat dissipation cavity (301).

2. The electric oven capable of accelerating heat dissipation on the surface of the oven body according to claim 1, characterized in that the oven door (2) comprises a door frame (202) and a door plate fixedly connected with the door frame (202), the door plate comprises an inner door plate (203) and an outer door plate (204), the inner door plate (203) and the outer door plate (204) are positioned on two opposite sides of the door frame (202), the first heat dissipation cavity (201) is a gap between the inner door plate (203) and the outer door plate (204), a first air inlet (112) is arranged on the air exhaust channel (101), the first air inlet (112) is positioned on the outer surface of the oven body, and when the oven door (2) is closed, the first air inlet (112) is communicated with the air outlet (212).

3. The electric oven capable of accelerating heat dissipation on the surface of the oven body according to claim 2, wherein a plurality of air outlets (212) are arranged on the door frame (202) in an array manner, and each air outlet (212) is communicated with the first air inlet (112) when the oven door (2) is closed; the plurality of air inlets (211) are arranged on the door frame (202) in an array mode.

4. An electric oven capable of accelerating heat dissipation on the surface of an oven body according to claim 3, characterized in that a partition board (205) is arranged in the first heat dissipation cavity (201), the partition board (205) is fixedly connected with the door frame (202) and the partition board (205) is parallel to the outer door plate (204), the partition board (205) divides the first heat dissipation cavity (201) into a first cavity (213) and a second cavity (214), the air inlet (211) comprises a first air inlet and a second air inlet, the air outlet (212) comprises a first air outlet and a second air outlet, and the first air inlet and the first air outlet are respectively used for communicating the first cavity (213) with the outside of the oven door; the second air inlet and the second air outlet are respectively used for communicating the second cavity (214) with the outside of the box door, when the box door (2) is closed, the first cavity (213) is communicated with the air exhaust channel (101) through the first air outlet, and the second cavity (214) is communicated with the air exhaust channel (101) through the second air outlet.

5. The electric oven capable of accelerating heat dissipation on the surface of the oven body according to claim 4, wherein the outer door plate (204), the inner door plate (203) and the partition plate (205) are all transparent glass plates.

6. The electric oven capable of accelerating heat dissipation on the surface of the oven body according to claim 2, further comprising a door handle (206), wherein the door handle (206) is fixedly connected with the door frame (202), and the door handle (206) is located at one end, far away from the door (2), of the door frame (202) and connected with the oven body.

7. The electric oven capable of accelerating heat dissipation on the surface of the oven body according to claim 1, wherein the housing (3) comprises a first housing (303) and a second housing (304), the second housing (304) is installed in the inner cavity of the first housing (303), a gap between the first housing (303) and the second housing (304) is the second heat dissipation cavity (301), the air exhaust channel (101) is located in the second heat dissipation cavity (301), the heat dissipation hole (302) is located at one end, far away from the air exhaust channel (101), of the first housing (303), a second air inlet is further formed in the air exhaust channel (101), and the air exhaust channel (101) is communicated with the second heat dissipation cavity (301) through the second air inlet.

8. An electric oven capable of accelerating heat dissipation on the surface of the oven body according to claim 7, characterized in that the air exhaust assembly (1) is located at the top of the oven body, the heat dissipation part (102) is located on the axis of the air exhaust channel (101), and the second air inlet comprises a left air inlet (113) and a right air inlet (114); the connecting line of the left air inlet (113) and the right air inlet (114) is perpendicular to the axis of the air exhaust channel (101) and intersects with the axis of the air exhaust channel (101) at the heat dissipation part (102).

9. The electric oven capable of accelerating heat dissipation on the surface of the oven body according to claim 8, wherein the heat dissipation part (102) comprises a heat dissipation fan (121) and a driving motor (122), the driving motor (122) is fixedly connected with the first housing (303), the heat dissipation fan (121) is rotatably connected with the first housing (303), the driving motor (122) is connected with the heat dissipation fan (121) to drive the heat dissipation fan (121) to rotate, and the driving motor (122) is also connected with a hot air circulation fan (4) in the oven body.

10. The electric oven capable of accelerating heat dissipation on the surface of the oven body according to claim 1, further comprising an exhaust guide pipe (5), wherein the exhaust guide pipe (5) is fixedly connected with the oven body, an air outlet (111) of the exhaust channel (101) is communicated with the exhaust guide pipe (5), and the exhaust guide pipe (5) is used for exhausting hot air exhausted from the heat dissipation part (102) in a direction away from the electric oven.