CN111096682A

CN111096682A - Embedded oven

Info

Publication number: CN111096682A
Application number: CN201811249060.1A
Authority: CN
Inventors: 罗灵; 杨均; 曹骥
Original assignee: Ningbo Fotile Kitchen Ware Co Ltd
Current assignee: Ningbo Fotile Kitchen Ware Co Ltd
Priority date: 2018-10-25
Filing date: 2018-10-25
Publication date: 2020-05-05
Anticipated expiration: 2038-10-25
Also published as: CN111096682B

Abstract

The invention relates to an embedded oven, which comprises a door body, an oven body and a controller, wherein the door body comprises outer glass and middle glass arranged behind the outer glass, a ventilation gap is reserved between the outer glass and the middle glass, a cold air channel is further arranged at the bottom of the oven body, air outlet of the cold air channel is communicated with the ventilation gap, and the controller is arranged in the ventilation gap. Compared with the prior art, the cold air channel can blow cold air to the ventilation gap, so that the door body can be cooled sufficiently and effectively, the phenomenon that the temperature of the oven door body is too high and hands are scalded is avoided, the controller arranged in the gap is cooled effectively, the performance stability of the controller is ensured, the oven can be operated stably, and the service life of the oven is prolonged.

Description

Embedded oven

Technical Field

The invention relates to the field of household cooking devices, in particular to an embedded oven.

Background

An oven is a common cooking device in modern kitchens and can be used for roasting roast chicken, roast duck, roast bread, cakes and the like. When the oven normally works, the temperature of the inner container is very high, the heat inside the oven is generally led to a heat dissipation channel arranged at the top of the oven through a vent pipe, and then the heat is brought to the outside of the oven through the channel, such as the oven structure disclosed in the Chinese patent invention 201611207999.2 (with publication number of CN 106764974A). The control assembly of oven generally sets up in a body top, and the air-out of fan can dispel the heat to control assembly when exporting the oven box with the heat among the heat dissipation channel, but because the air current temperature among the heat dissipation channel is higher, therefore the radiating effect to control assembly is limited.

The heat in the oven is arranged outward through the gap of oven door body top, not only can make steam directly spout the user like this, not only can reduce user's use and experience, and steam scald user even sometimes. In addition, steam can be to the door body heating for the temperature of the oven door body further rises on the basis of inner bag air heat transfer and radiation, finally leads to the oven when normally working, and the highest temperature in the oven door glass outside can reach about 80 ℃, and the adult has the sensation of scalding one's hand with touching the door body outside with the hand.

In addition, embedded oven is generally placed in the lower-most portion of cupboard, because the needs of cooking operation, the ground of kitchen is generally more moist, especially the ground of oven below department, is difficult to clear up when daily cleaning, and the oven is placed in this kind of environment for a long time, not only can lead to the box to rust and influence the life of oven, and the bacterium is bred easily in moist environment moreover to when using the oven to toast the operation, toast food and have the risk of being polluted by the bacterium.

Disclosure of Invention

The first technical problem to be solved by the present invention is to provide an embedded oven with a significant cooling effect on a controller, aiming at the prior art.

The second technical problem to be solved by the present invention is to provide an embedded oven capable of effectively reducing the temperature of the door body, aiming at the prior art.

The third technical problem to be solved by the present invention is to provide an embedded oven that can avoid direct injection of hot air for users, aiming at the prior art.

A fourth technical problem to be solved by the present invention is to provide a built-in oven capable of drying the floor of a kitchen.

The technical scheme adopted by the invention for solving the technical problems is as follows: the embedded oven is characterized in that the door body comprises outer glass and middle glass arranged behind the outer glass, a ventilation gap is reserved between the outer glass and the middle glass, a cold air channel is further arranged at the bottom of the oven body, air outlet of the cold air channel leads to the ventilation gap, and the controller is arranged in the ventilation gap.

Preferably, the controller is mounted on the outer glass, and a control panel of the controller is located below a handle of the door body. The operation of a user is facilitated, and the user can observe the baking state of food in the inner container through the door body conveniently.

Preferably, the box body is further provided with an inner container and a vent pipe, the bottom of the box body is further provided with a heat dissipation channel, the vent pipe is communicated with the inner container and the heat dissipation channel, and the air outlet of the heat dissipation channel is downwards communicated to the front lower part of the box body. The heat dissipation channel is derived to steam accessible permeability cell that produces like this in the oven work, lead to the front lower place of box through this heat dissipation channel afterwards, thereby can avoid directly spouting the user from the steam that blows out in the inner bag, especially user's face, in addition, embedded oven generally inlays the lower part of dress at the cupboard, heat among the heat dissipation channel leads to the front lower place of box down, thereby dry on the ground of below before the oven, prevent that moist ground from making the oven rust and influence its life, bacterial growing also can be avoided simultaneously, guarantee oven service environment's security.

Preferably, the bottom of the box body is provided with an airflow channel, the heat dissipation channel and the cold air channel are both arranged in the airflow channel, the airflow channel is further provided with a fan and a refrigeration assembly, the fan is located at one end of the airflow channel, air outlet of the fan can respectively enter the cold air channel and the heat dissipation channel through air inlets of the cold air channel and the heat dissipation channel, the refrigeration assembly comprises a cold end and a hot end, the cold end can refrigerate air in the cold air channel, and the hot end can heat air in the heat dissipation channel. Set up refrigeration assembly and make airflow channel inner structure succinct, when the air of cooling cold wind passageway, the heat that its hot junction produced can act on the mist among the heat dissipation channel (the steam of deriving in the inner bag and the air current that the fan blew off), can carry out the drying to mist (contain vapor in the steam) when heating mist to further improve the drying effect to ground.

Further, in order to make the structure of the air flow channel more simple, the air flow channel is transversely arranged at the bottom of the box body, one end of the air flow channel is an inlet, the fan is arranged on the air flow channel, the other end of the air flow channel is an outlet, a partition plate is transversely arranged in the air flow channel and divides the air flow channel into the cold air channel and the heat dissipation channel from top to bottom, the inlet is divided into two parts from top to bottom, the two parts are respectively an air inlet of the cold air channel and an air inlet of the heat dissipation channel, the outlet is divided into two parts from top to bottom, the two parts are respectively an air outlet of the cold air channel and an air outlet of the heat dissipation channel, the refrigerating assembly is arranged on the partition plate, the cold end of the refrigerating assembly is positioned. The installation of the refrigeration assembly can be well realized through the partition plate, and meanwhile, the hot end of the refrigeration assembly is positioned in the heat dissipation channel, and the cold end of the refrigeration assembly is positioned in the cold air channel.

In order to enable hot air in the inner container to be more efficiently guided to the heat dissipation channel and accelerate the heat dissipation efficiency, the upper end opening of the vent pipe is communicated with the bottom container wall of the inner container, and the other end of the vent pipe vertically extends downwards to enable the lower end opening of the vent pipe to be located in the heat dissipation channel.

Furthermore, the refrigeration component is a semiconductor refrigeration piece, the semiconductor refrigeration piece is embedded in a through hole formed in the partition plate, the cold end of the semiconductor refrigeration piece faces the cold air channel, and the hot end of the semiconductor refrigeration piece faces the heat dissipation channel. The planar cold junction and hot junction can better heating or cooling correspond the air in the branch road to improve the cooling efficiency of cold wind passageway and radiating channel's heating efficiency.

In order to avoid the heat transfer between the heat dissipation channel and the cold air channel through the partition plate from affecting the heating efficiency and the cooling efficiency of the heat dissipation channel and the cold air channel, one preferred implementation manner is as follows: the baffle adopts thermal-insulated material, for example: and the PP is enhanced by plastic nylon glass fiber.

Another preferred implementation is: the refrigeration assembly is arranged at one end, close to the outlet of the airflow channel, of the partition plate, so that air in the heat dissipation channel is heated and guided into the ventilation gap after meeting the hot end of the refrigeration assembly, and air in the cold air channel is cooled and guided to the front lower part of the box body after meeting the cold end of the refrigeration assembly, heat transfer between hot air of the heat dissipation channel and cold air of the cold air channel through the partition plate is avoided, and meanwhile energy efficiency waste of the refrigeration assembly can be avoided.

In order to conveniently control the refrigeration assembly, the semiconductor refrigeration pieces are at least two, and each semiconductor refrigeration piece can be opened and closed respectively. Like this can be as required control the opening and close of each semiconductor refrigeration piece, for example, when closing all semiconductor refrigeration pieces, can cool down the door body through the air-out of fan (cooling efficiency is not as good as the cold wind cooling of cold wind passageway), when opening the semiconductor refrigeration piece of certain number as required, the air in the cold junction cooling cold wind passageway and cool off the door body, and the air in the hot junction heating heat dissipation channel is dried to the ground of preceding below.

In order to better realize the arrangement of the airflow channel structure, an air guide cover is transversely arranged below a bottom plate of the box body, the air guide cover and the bottom surface of the bottom plate are surrounded to form the airflow channel, an air guide plate is sealed on the outlet, a flow guide gap communicated with the ventilation gap is reserved between the upper end of the air guide plate and the front end part of the bottom plate, the front end edges of the partition plate and the air guide cover are abutted against the air guide plate, and a vent hole is distributed at the air guide plate corresponding to an air outlet of the heat dissipation channel. The cold air in the heat dissipation channel can be guided into the ventilation gap through the flow guide gap, and the ventilation holes in the air guide plate can guide the cold air in the heat dissipation channel to the ground in the front lower part of the oven.

For guiding cold air in the cold air channel to the ventilation gap more efficiently, the front end of the partition plate is inclined upwards at the position corresponding to the flow guide gap.

In order to guide the hot air in the heat dissipation channel to the ground in front and below the box body more efficiently, the bottom wall of the air guide cover is downwards inclined from the middle part of the air guide cover.

Further, the bottom of bottom plate is provided with rather than assorted base, and this base includes lower plate, left side board, right side board and dorsal scale board, and this lower plate is parallel with above-mentioned bottom plate and is located the below of this bottom plate, and above-mentioned left side board, right side board and dorsal scale board enclose to be established between bottom plate and lower plate, and above-mentioned aviation baffle seals and establishes in the front side of bottom plate and lower plate, and above-mentioned airflow channel sets up in the space that base and bottom plate enclose, and has laid ventilative mouthful on above-mentioned left side board, right side board and the dorsal scale board respectively.

Compared with the prior art, the invention has the advantages that: the cold air channel can blow cold air to the ventilation gap, so that the door body can be cooled sufficiently and effectively, the phenomenon that the temperature of the oven door body is too high and the oven door body is scalded is avoided, the controller arranged in the gap can be cooled effectively, the performance stability of the controller is ensured, the oven can operate stably, and the service life of the oven is prolonged.

Drawings

FIG. 1 is a schematic structural diagram of a built-in oven according to an embodiment of the present invention;

FIG. 2 is a schematic view of the structure of FIG. 1 in another direction;

FIG. 3 is a cross-sectional view taken along A-A of FIG. 2;

FIG. 4 is a schematic view of a portion of a built-in toaster according to an embodiment of the present invention;

FIG. 5 is a partial exploded view of the partial structure of FIG. 4;

fig. 6 is a partial structural view of an airflow passage according to an embodiment of the present invention.

Detailed Description

The invention is described in further detail below with reference to the accompanying examples.

As shown in fig. 1 to 6, the built-in oven comprises a door body 2 and an oven body 1, wherein an inner container 10 and a vent pipe 9 are arranged in the oven body 1, the door body 2 comprises an outer glass 21 and an intermediate glass 22 arranged behind the outer glass 21, and a ventilation gap 20 is reserved between the outer glass 21 and the intermediate glass 22. The bottom of the bottom plate 11 of the box body 1 is provided with a base 3 matched with the bottom plate 11, the base 3 comprises a lower bottom plate 31, a left side plate 32, a right side plate 33 and a back side plate 34, the lower bottom plate 31 is parallel to the bottom plate 11 and is positioned below the bottom plate 11, the left side plate 32, the right side plate 33 and the back side plate 34 are enclosed between the bottom plate 11 and the lower bottom plate 31, the front sides of the bottom plate 11 and the lower bottom plate 31 are sealed with air guide plates 4, and air vents 35 are respectively distributed on the left side plate 32, the right side plate 33 and the back side plate 34. In this embodiment, the bottom plate 11 and the base 3 are designed as a single piece, thereby facilitating the overall assembly of the oven.

An air flow channel 6 is arranged in a space 30 enclosed by the base 3 and the bottom plate 11, the air flow channel 6 includes a cold air channel 61 and a heat dissipation channel 62, wherein the cold air channel 61 leads to the ventilation gap 20 and is discharged from the top end of the ventilation gap 20, and the heat dissipation channel 62 leads to the front lower part of the box body 1 downward. Therefore, the door body 2 can be fully cooled through the cold air channel 61, and the phenomenon that the oven door body 2 is too high in temperature and scalds hands is avoided. In addition, embedded oven generally inlays the dress in the lower-most portion of cupboard, and heat dissipation channel 62 among the air current passageway 6 leads to the front lower place of box 1 downwards to dry the ground of oven front lower place, prevent that moist ground from making the oven rust and influence its life, also can avoid bacterial growing simultaneously, guarantee oven service environment's security.

In this embodiment, the controller 23 of the oven is arranged in the ventilation gap 20, so that the cold air of the cold air channel 61 cools the door body 2 and the controller 23 at the same time, thereby ensuring the stability of the performance of the controller 23, further enabling the oven to operate stably and prolonging the service life of the oven. Specifically, the controller 23 is mounted on the outer glass 21, and the control panel 24 of the controller 23 is located below the handle 25 of the door body 2, so that not only the operation by the user is facilitated, but also the user can observe the baking state of the food in the inner container 10 through the door body 2. The control panel 24 may be a touch screen or a digital key screen.

In order to realize smooth air outlet of the cold air channel 61 and the heat dissipation channel 62, a fan 5 and a refrigeration assembly 8 are arranged in the air channel 6, the fan 5 is located at one end of the air channel 6, and the outlet air of the fan can enter the cold air channel 61 and the heat dissipation channel 62 through air inlets of the cold air channel 61 and the heat dissipation channel 62 respectively, the refrigeration assembly 8 comprises a cold end 81 and a hot end 82, wherein the cold end 81 can refrigerate the air in the cold air channel 61, and the hot end 82 can heat the air in the heat dissipation channel 62. Set up refrigeration subassembly 8 and make airflow channel 6 inner structure succinct, can utilize the heat that its hot junction 82 produced to heat dissipation channel 62's air when cooling cold wind passageway 61's air, can not only avoid the influence of the heat that refrigeration subassembly 8 produced in the work to the oven performance, can reduce the waste of efficiency moreover. In addition, in this embodiment, the fan 5 is a cross-flow fan, and the ventilation opening 35 can provide an air source for the operation of the fan 5.

Further, the structure of the air flow channel 6 is more simplified, the air flow channel 6 is horizontally disposed at the bottom of the box 1, one end of the air flow channel 6 is an inlet 601 and the fan 5 is disposed thereon, the other end of the air flow channel 6 is an outlet 602, a partition 63 is horizontally disposed in the air flow channel 6, the partition 63 vertically partitions the air flow channel 6 into the cold air channel 61 and the heat dissipation channel 62, and vertically partitions the inlet 601 into two parts, the two parts are air inlets of the cold air channel 61 and the heat dissipation channel 62 respectively, and simultaneously partitions the outlet 602 into two parts, the two parts are air outlets of the cold air channel 61 and the heat dissipation channel 62 respectively, the refrigeration component 8 is disposed on the partition 63, and the cold end 81 of the refrigeration component 8 is disposed in the cold air channel 61, and the hot end 82 is disposed in the heat dissipation channel 62. The installation of the cooling module 8 is also advantageously achieved by the partition 63, with the hot end 82 of the cooling module 8 being located in the heat dissipation channel 62 and the cold end 81 being located in the cold air channel 61.

Above-mentioned permeability cell 9 intercommunication inner bag 10 and heat dissipation channel 62 to thereby can avoid steam to directly spout the user, especially user's face, improve user's use and experience with the preceding below of the steam direction box 1 in the inner bag 10. In this embodiment, the upper port of the vent pipe 9 is communicated with the bottom liner wall of the inner liner 10, and the other end extends vertically downward to make the lower port thereof located in the heat dissipation channel 62, specifically, the bottom liner wall of the inner liner 10 is provided with a hot air outlet 101, the upper port of the vent pipe 9 is connected to the hot air outlet 101, the lower end of the vent pipe 9 sequentially passes through the bottom plate 11 of the box body 1, the mounting hole 633 on the partition plate 63 is provided to enter the heat dissipation channel 62, and the lower end face of the vent pipe 9 is provided with the vent hole 91, so that hot air in the inner liner 10 can be introduced into the heat dissipation channel 62 through the vent pipe 9, and finally blown downward to the front lower side of the box body 1.

In this embodiment, the refrigerating assembly 8 is a semiconductor refrigerating sheet, the semiconductor refrigerating sheet is embedded in a through hole 631 formed in the partition plate 63, the periphery of the semiconductor refrigerating sheet is sealed by a heat insulating sealing ring 632, the cold end 81 of the semiconductor refrigerating sheet faces the cold air channel 61, and the hot end 82 faces the heat dissipation channel 62. The planar cold end 81 and hot end 82 can heat or cool the air in the corresponding branch passage better, thereby improving the cooling efficiency of the cold air passage 61 and the heating efficiency of the heat dissipation passage 62. In this embodiment, four semiconductor cooling fins are arranged on the partition plate 63 at intervals in parallel. In addition, for the convenience to control refrigeration subassembly 8, above-mentioned semiconductor refrigeration piece is two at least, and each semiconductor refrigeration piece can open and close respectively. Like this can control the opening and close of each semiconductor refrigeration piece as required, for example, when closing all semiconductor refrigeration pieces, can cool down (the cooling efficiency is less than the cold wind cooling of cold wind passageway 61) to the door body 2 through the air-out of fan 5, when opening the semiconductor refrigeration piece of certain quantity as required, the air in cold junction 81 cooling cold wind passageway 61 cools off the door body 2, and the air in hot junction 82 heating heat dissipation passageway 62 is dried the ground of preceding below.

In order to avoid the heat transfer between the heat dissipation channel 62 and the cool air channel 61 through the partition 63 from affecting the heating efficiency and the cooling efficiency of the two channels, one preferred implementation is as follows: the partition 63 is made of a heat insulating material, for example: and the PP is enhanced by plastic nylon glass fiber. Another preferred implementation is: the refrigerating assembly 8 is arranged at one end of the partition plate 63 adjacent to the outlet of the airflow channel 6, so that the air in the heat dissipation channel 62 meets the hot end 82 of the refrigerating assembly 8 and is heated and guided into the ventilation gap 20, the air in the cold air channel 61 meets the cold end 81 of the refrigerating assembly 8 and is cooled and guided to the front lower part of the box body 1, heat transfer between the hot air in the heat dissipation channel 62 and the cold air in the cold air channel 61 through the partition plate 63 is avoided, and energy efficiency waste of the refrigerating assembly 8 can be avoided. In this embodiment, the above two modes are combined, that is, the partition 63 is made of a heat insulation material, and the refrigeration assembly 8 is disposed at one end of the partition 63 adjacent to the outlet of the airflow channel 6, so as to achieve a better effect.

The airflow channel 6 may have a plurality of specific implementation manners, in this embodiment, an air guiding cover 7 is transversely disposed below the bottom plate 11 of the box body 1, a longitudinal section of the air guiding cover 7 is bent, and includes a bottom wall 71, a left side wall 72, and a right side wall 73, and a cross section of the air guiding cover 7 is in a trapezoid shape, the air guiding cover 7 and a bottom surface of the bottom plate 11 enclose to form the airflow channel 6, an inlet 601 of the airflow channel 6 is located at a narrower end of the air guiding cover 7, and an outlet 602 is located at a wider end of the air guiding cover 7. The outlet 602 is sealed with an air deflector 4, a flow guiding gap 100 communicating with the ventilation gap 20 is left between the upper end of the air deflector 4 and the front end of the bottom plate 11, the front end edges of the partition plate 63 and the air guiding cover 7 are both abutted against the air deflector 4, and a vent hole 41 is arranged at the air deflector 4 corresponding to the air outlet of the heat dissipation channel 62. The cool air in the heat dissipating channel 62 can be guided into the ventilation gap 20 through the guiding slits 100, and the ventilation holes 41 on the air guiding plate 4 can guide the cool air in the heat dissipating channel 62 to the ground below and in front of the oven. Further, in order to guide the cool air in the cool air passage 61 to the ventilation gap 20 more efficiently, the front end of the partition 63 is inclined upward at the position corresponding to the diversion gap 100, and in this embodiment, the included angle between the front end of the partition 63 and the horizontal plane is 15 degrees. In order to guide the hot air in the heat dissipating channel 62 to the ground in the front and lower part of the box 1 more efficiently, the bottom wall 71 of the wind scooper 7 is inclined downward from the middle part thereof, and the inclined part of the bottom wall 71 in this embodiment forms an angle of 15 degrees with the horizontal plane.

Claims

1. The utility model provides an embedded oven, includes door body (2), box (1) and controller (23), its characterized in that, door body (2) include outer glass (21) and set up well glass (22) behind this outer glass (21), leave ventilation gap (20) between this outer glass (21) and well glass (22), the bottom of above-mentioned box (1) still is provided with cold wind passageway (61), and the air-out of this cold wind passageway (61) leads to above-mentioned ventilation gap (20), and above-mentioned controller (23) set up in this ventilation gap (20).

2. The built-in oven according to claim 1, characterized in that the controller (23) is mounted on the outer glass (21) and the control panel (24) of the controller (23) is located below the handle (25) of the door body (2).

3. The built-in oven according to claim 1, characterized in that the box body (1) is further provided with an inner container (10) and a vent pipe (9), the bottom of the box body (1) is further provided with a heat dissipation channel (62), the vent pipe (9) is communicated with the inner container (10) and the heat dissipation channel (62), and the air outlet of the heat dissipation channel (62) is downward and is communicated to the front lower part of the box body (1).

4. The built-in oven according to claim 3, characterized in that the bottom of the box body (1) is provided with an air flow channel (6), the heat dissipation channel (62) and the cool air channel (61) are both arranged in the air flow channel (6), and the air flow channel (6) is further provided with a fan (5) and a cooling component (8), the fan (5) is positioned at one end of the air flow channel (6), and the outlet air of the fan can enter the cool air channel (61) and the heat dissipation channel (62) through the air inlets of the cool air channel (61) and the heat dissipation channel (62), respectively, the cooling component (8) comprises a cold end (81) and a hot end (82), wherein the cold end (81) can cool the air in the cool air channel (61), and the hot end (82) can heat the air in the heat dissipation channel (62).

5. The built-in oven according to claim 4, characterized in that the air flow channel (6) is horizontally disposed at the bottom of the oven body (1), one end of the air flow channel is an inlet (601) and is provided with the fan (5), the other end is an outlet (602), a partition (63) is horizontally disposed in the air flow channel (6), the partition (63) vertically divides the air flow channel (6) into the cold air channel (61) and the heat dissipation channel (62), and vertically divides the inlet (601) into two parts, which are respectively the air inlets of the cold air channel (61) and the heat dissipation channel (62), and vertically divides the outlet (602) into two parts, which are respectively the air outlets of the cold air channel (61) and the heat dissipation channel (62),

the refrigeration assembly (8) is arranged on the partition plate (63), a cold end (81) of the refrigeration assembly (8) is positioned in the cold air channel (61), and a hot end (82) is positioned in the heat dissipation channel (62).

6. The built-in oven according to claim 5, characterized in that the upper end of said ventilation tube (9) is connected to the bottom wall of the inner container (10), and the other end is extended vertically downwards so that its lower end is located in said heat dissipation channel (62).

7. The built-in oven according to claim 5, characterized in that said cooling assembly (8) is a semiconductor cooling plate inserted in a through hole (631) made in the partition (63) and having a cold end (81) facing the cold air duct (61) and a hot end (82) facing the heat dissipation duct (62).

8. The built-in oven according to any one of claims 5 to 7, characterized in that said partition (63) is made of a heat insulating material.

9. The built-in oven according to any one of claims 5 to 7, characterized in that the cooling assembly (8) is arranged at the end of the partition (63) adjacent to the outlet (602) of the air flow channel (6).

10. The built-in oven of claim 7, wherein the number of the semiconductor cooling plates is at least two, and each semiconductor cooling plate can be opened and closed respectively.

11. The built-in oven according to any one of claims 5 to 7, characterized in that an air guiding cover (7) is transversely arranged below the bottom plate (11) of the oven body (1), the air guiding cover (7) and the bottom surface of the bottom plate (11) are arranged to enclose the air flow channel (6), the outlet (602) is sealed and provided with an air guiding plate (4), the upper end of the air guiding plate (4) and the front end of the bottom plate (11) are provided with an air guiding gap (100) communicated with the ventilation gap (20), the front end edges of the partition plate (63) and the air guiding cover (7) are both abutted against the air guiding plate (4), and a vent hole (41) is arranged at the air guiding plate (4) corresponding to the air outlet of the heat dissipation channel (62).

12. The built-in oven according to claim 11, wherein the front end of the partition (63) is inclined upward in correspondence to the guide slit (100).

13. The built-in oven according to claim 11, characterized in that the bottom wall (71) of said air deflector (7) is inclined downwards from its middle.

14. The built-in oven according to claim 11, characterized in that the bottom of the base plate (11) is provided with a base (3) matching with the base, the base (3) comprises a lower base plate (31), a left side plate (32), a right side plate (33) and a back side plate (34), the lower base plate (31) is parallel to the base plate (11) and is located below the base plate (11), the left side plate (32), the right side plate (33) and the back side plate (34) are enclosed between the base plate (11) and the lower base plate (31), the air guiding plate (4) is enclosed at the front side of the base plate (11) and the lower base plate (31), the air flow channel (6) is arranged in a space (30) enclosed by the base (3) and the base plate (11), and the left side plate (32), the right side plate (33) and the back side plate (34) are respectively provided with air vents (35).