CN218390794U - Automatic air inlet control device, microwave oven and oven - Google Patents

Automatic air inlet control device, microwave oven and oven Download PDF

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Publication number
CN218390794U
CN218390794U CN202221874749.5U CN202221874749U CN218390794U CN 218390794 U CN218390794 U CN 218390794U CN 202221874749 U CN202221874749 U CN 202221874749U CN 218390794 U CN218390794 U CN 218390794U
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China
Prior art keywords
air guide
air
opening
control device
driving mechanism
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CN202221874749.5U
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Chinese (zh)
Inventor
谢艺飞
涂明洪
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Guangdong Weili Electric Appliance Co ltd
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Zhongshan Donlim Weili Electrical Equipment Co Ltd
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Abstract

The utility model relates to the field of air inlet control devices, in particular to an automatic air inlet control device, a microwave oven and an oven, which comprises a heating liner, a cooling fan, a temperature sensor and an air inlet control mechanism, wherein a heating cavity is arranged in the heating liner, an air inlet is arranged on the side wall of the heating liner, and the temperature sensor is arranged in the heating cavity; the air inlet control mechanism comprises an air guide seat, a driving mechanism and an opening and closing assembly, the temperature sensor is electrically connected with the driving mechanism, the air guide seat is provided with an air guide channel, an air outlet, the air guide channel and an air inlet of the cooling fan are sequentially communicated, the opening and closing assembly is arranged in the air guide channel, the driving mechanism is installed on the air guide seat, the opening and closing assembly is connected with the driving mechanism, and the driving mechanism drives the opening and closing assembly to move so that the opening and closing assembly is opened or closed the air guide channel. Adopt the utility model discloses, as required automatic control air inlet time guarantees heating efficiency and culinary art effect.

Description

Automatic air inlet control device, microwave oven and oven
Technical Field
The utility model relates to an air inlet control device field, in particular to automatic air inlet control device and microwave oven and oven.
Background
When a traditional heating cooking appliance such as a microwave oven and an oven product works, a set of cooling fan is loaded to reduce the temperature of electric devices in the product. When the whole machine is started to work, the cooling fan is started to work, the air flow takes away heat generated by the work of the electric device, and the air flow in the furnace chamber is used for exchanging, so that the problems of water accumulation and water mist in the furnace chamber are solved. But because need continuously cool for the electrical part, so fixed wind channel will continuously admit air in to the furnace chamber for the temperature rises slowly in the furnace chamber, and heating efficiency is low, and takes away a large amount of moisture of food, influences the culinary art effect.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that an automatic air inlet control device is provided, as required automatic control air inlet time guarantees heating efficiency and culinary art effect.
The technical problem to be solved by the present invention is also to provide a microwave oven with the automatic air inlet control device.
The utility model aims to solve the technical problem that an oven with the automatic air inlet control device is provided.
In order to solve the technical problem, the utility model provides an automatic air inlet control device, which comprises a heating liner, a cooling fan, a temperature sensor and an air inlet control mechanism, wherein a heating cavity is arranged in the heating liner, an air inlet communicated with the heating cavity is arranged on the side wall of the heating liner, the temperature sensor is arranged in the heating cavity, and the cooling fan and the air inlet control mechanism are both arranged on the outer side wall of the heating liner;
the air inlet control mechanism comprises an air guide seat, a driving mechanism and an opening and closing assembly, the temperature sensor is electrically connected with the driving mechanism, the air guide seat is provided with an air guide channel, an air outlet, the air guide channel and an air inlet of the cooling fan are sequentially communicated, the opening and closing assembly is arranged in the air guide channel, the driving mechanism is installed on the air guide seat, the opening and closing assembly is connected with the driving mechanism, and the driving mechanism drives the opening and closing assembly to move so as to open or close the air guide channel.
As the improvement of above-mentioned scheme, the air guide seat includes first air guide seat and second air guide seat, first air guide seat is equipped with first air guide inlet and first derivation gas port, the second air guide seat is equipped with second air guide inlet and second derivation gas port, first air guide inlet and cooling fan's air outlet intercommunication, gas port and air inlet intercommunication are derived to the second, first air guide inlet, first derivation gas port, second air guide inlet and second are derived the gas port and are linked together in proper order in order to form air guide channel.
As an improvement of the scheme, the opening and closing assembly comprises a movable door and a driving shaft, the movable door is arranged on the first air outlet, the driving mechanism, the driving shaft and the movable door are connected in sequence, and the driving mechanism drives the movable door through the driving shaft.
As the improvement of the above scheme, the opening and closing assembly further comprises a rotating shaft arranged on the first air guide seat, the rotating shaft is arranged on the movable door in a penetrating mode, and the movable door is hinged to the first air guide seat through the rotating shaft.
As an improvement of the scheme, a driving rod movably connected with the movable door is arranged on the driving shaft, and the axes of the driving shaft, the driving rod and the rotating shaft are not on the same straight line.
As an improvement of the scheme, the bottom of the movable door is provided with a driving plate, the driving plate is provided with a driving hole, and the driving rod penetrates through the driving hole.
As a modification of the above scheme, the driving hole is extended along the direction perpendicular to the axis of the rotating shaft.
As an improvement of the scheme, the air inlet is provided with a filter screen;
the cooling fan is an axial flow fan;
the second air guide seat is provided with an air guide cover for covering the air inlet;
the temperature sensor is electrically connected with the temperature sensor and the driving mechanism respectively.
Correspondingly, the utility model also provides a microwave oven, microwave oven is equipped with foretell automatic air inlet control device.
Correspondingly, the utility model also provides an oven, the oven is equipped with foretell automatic air inlet control device.
Implement the utility model discloses, following beneficial effect has:
the utility model discloses a temperature sensor comes real-time supervision heating intracavity temperature, and then control actuating mechanism and start when temperature sensor monitors heating intracavity temperature and is higher than the settlement temperature, the messenger opens and close the subassembly and removes to open air guide channel, make the produced air current of cooling fan enter into the heating intracavity, both can reach the purpose that reduces the electrical part temperature, can make the heating intracavity carry out the air current exchange again, reduce heating intracavity portion ponding and water smoke problem. When the temperature sensor monitors that the temperature in the heating cavity is lower than the set temperature, the driving mechanism is controlled to start, the opening and closing assembly is enabled to move, so that the air guide channel is sealed, air flow generated by the cooling fan cannot enter the heating cavity, the problems of low heating efficiency and food moisture reduction caused by continuous air intake are avoided, and the heating efficiency and the cooking effect are ensured. Therefore, the utility model discloses can be as required automatic control air intake time, realize that the discontinuity is admitted air, avoided the poor problem of heating efficiency and culinary art effect that the continuation was admitted air and is brought.
Drawings
FIG. 1 is a schematic structural view of an automatic air intake control device of the present invention;
FIG. 2 is an exploded view of FIG. 1;
FIG. 3 is a schematic structural view of the intake air control mechanism of FIG. 2;
fig. 4 is an exploded view of fig. 3.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be described in further detail with reference to the accompanying drawings. Only this statement, the utility model discloses the upper and lower, left and right, preceding, back, inside and outside etc. position words that appear or will appear in the text only use the utility model discloses an attached drawing is the benchmark, and it is not right the utility model discloses a concrete restriction.
Referring to fig. 1-4, the utility model discloses an automatic air inlet control device, including heating courage 1, cooling fan 2, temperature sensor 3 and inlet control mechanism 100, be equipped with heating chamber (not shown in the figure) in the heating courage 1, be equipped with on the lateral wall of heating courage 1 with the air inlet 11 of heating chamber intercommunication, temperature sensor 3 locates the heating intracavity, cooling fan 2 and inlet control mechanism 100 are all installed in heating courage 1 lateral wall.
The air inlet control mechanism comprises an air guide seat, a driving mechanism 4 and an opening and closing assembly, wherein the temperature sensor 3 is electrically connected with the driving mechanism 4, the air guide seat is provided with an air guide channel (not shown), an air outlet, the air guide channel and an air inlet 11 of the cooling fan 2 are sequentially communicated, the opening and closing assembly is arranged in the air guide channel, the driving mechanism 4 is installed on the air guide seat, the opening and closing assembly is connected with the driving mechanism 4, and the driving mechanism 4 drives the opening and closing assembly to move so as to open or close the air guide channel. Wherein the driving mechanism 4 is a motor.
The utility model discloses a temperature sensor comes real-time supervision heating intracavity temperature, and then control actuating mechanism and start when temperature sensor monitors heating intracavity temperature and is higher than the settlement temperature, the messenger opens and close the subassembly and removes to open air guide channel, make the produced air current of cooling fan enter into the heating intracavity, both can reach the purpose that reduces the electrical part temperature, can make the heating intracavity carry out the air current exchange again, reduce heating intracavity portion ponding and water smoke problem. When the temperature sensor monitors that the temperature in the heating cavity is lower than the set temperature, the driving mechanism is controlled to start, the opening and closing assembly is enabled to move, so that the air guide channel is sealed, air flow generated by the cooling fan cannot enter the heating cavity, the problems of low heating efficiency and food moisture reduction caused by continuous air intake are avoided, and the heating efficiency and the cooking effect are ensured. Therefore, the utility model discloses can be as required automatic control air intake time, realize that the discontinuity is admitted air, avoided the poor problem of heating efficiency and culinary art effect that the continuation was admitted air and is brought.
It should be noted that the present invention further includes a controller (not shown), and the controller is electrically connected to the temperature sensor 3 and the driving mechanism 4, respectively. The temperature sensor converts the monitored temperature information into a signal and transmits the signal to the controller, and then the controller controls the driving mechanism to start.
Specifically, as shown in fig. 3 to 4, the air guide seat includes a first air guide seat 6 and a second air guide seat 7, the first air guide seat 6 is provided with a first air guide opening 61 and a first air guide opening 62, the second air guide seat 7 is provided with a second air guide opening 71 and a second air guide opening 72, the first air guide opening 61 is communicated with the air outlet of the cooling fan 2, the second air guide opening 72 is communicated with the air inlet 11, and the first air guide opening 61, the first air guide opening 62, the second air guide opening 71 and the second air guide opening 72 are sequentially communicated to form an air guide channel.
As shown in fig. 3-4, the opening and closing assembly includes a movable door 8 and a driving shaft 5, the movable door 8 is disposed on the first air outlet 62, the driving mechanism 4, the driving shaft 5 and the movable door 8 are connected in sequence, the driving mechanism 4 drives the movable door 8 through the driving shaft 5, so that the movable door 8 opens or closes the first air outlet 62, thereby allowing or preventing air from entering the heating chamber, and realizing intermittent and on-demand air intake during the whole cooking process. Specifically, the opening and closing assembly further comprises a rotating shaft 9 installed on the first air guide seat, the rotating shaft 9 penetrates through the movable door 8, and the movable door 8 is hinged to the first air guide seat 6 through the rotating shaft 9. Wherein, be equipped with connecting hole (not shown in the figure) on the first air guide seat 6, the connecting hole includes upper connecting hole and lower connecting hole, wear to establish respectively on upper connecting hole and lower connecting hole at the both ends of pivot.
Further, as shown in fig. 3-4, a driving rod 51 movably connected to the movable door 8 is disposed on the driving shaft 5, the driving shaft 5 is driven by the driving mechanism 4 to rotate, and drives the driving rod 51 to move, and then the driving rod 51 drives the movable door 8 to move. The bottom of the movable door 8 is provided with a driving plate 81, the driving plate 81 is provided with a driving hole 82, and the driving rod 51 penetrates through the driving hole 82. During the rotation of the driving shaft, the movable door is moved by changing the position of the driving rod on the driving hole. And through the spacing of pivot and actuating lever both, guarantee again that the dodge gate can not give the air current promotion no matter open or closed state to guarantee that the dodge gate can maintain the state of opening or closing, control the time of admitting air effectively.
Wherein, the axes of the driving shaft 5, the driving rod 51 and the rotating shaft 9 are not on the same straight line.
Preferably, the driving hole 82 is extended along a direction perpendicular to the axis of the rotating shaft 9, so as to ensure that the driving rod can effectively drive the movable door to move.
Preferably, the air inlet 11 is provided with a filter screen (not shown) to prevent foreign materials from entering the heating chamber or the air guide passage.
Preferably, the cooling fan 2 is an axial flow fan.
Preferably, as shown in fig. 1 and 3-4, the second air guide seat 7 is provided with an air guide hood 73 covering the air inlet 11. Under the action of the air guide hood, the air flow is ensured to smoothly enter the heating cavity.
The utility model discloses automatic air inlet control device's theory of operation as follows:
when the heating liner 1 works and heats food, the cooling fan 2 is started immediately to cool the electric devices such as the heating liner 1 and the like. At this time, the shutter 8 of the intake control mechanism 100 is in the closed state, and the airflow generated by the cooling fan 2 cannot enter the heating chamber.
When temperature sensor 3 senses that the heating intracavity temperature reaches the preset temperature, temperature sensor 3 output signal gives the controller, and the controller starts actuating mechanism 4, and actuating mechanism 4 drives drive shaft 5 and rotates to drive actuating lever 51 and remove, drive dodge gate 8 revolutes axle 9 and rotates, and dodge gate 8 is opened, and first air port 62 of deriving promptly is opened. At this time, the airflow generated by the cooling fan 2 flows through the first air guide inlet 61, the first air guide outlet 62, the second air guide inlet 71, the second air guide outlet 72 and the air inlet 11 in sequence to enter the heating cavity, so that the cooling effect is achieved, the airflow exchange in the heating cavity is also achieved, and the problems of water accumulation and water mist in the heating cavity are reduced.
When temperature sensor 3 senses that the heating intracavity temperature is less than preset temperature, temperature sensor 3 output signal gives the controller, and the controller starts actuating mechanism 4, and actuating mechanism 4 drives drive shaft 5 antiport to drive actuating lever 51 and remove, drive dodge gate 8 is revolute axle 9 once more and is rotated, and dodge gate 8 closes, and first air port 62 of deriving promptly closes. At this time, the airflow generated by the cooling fan 2 can not enter the heating cavity, and the air intake in the heating cavity is stopped, so that the heating cavity is kept in a proper temperature range, and the food moisture can not be taken away in a large amount.
Therefore, in the whole cooking process, the air inlet control mechanism controls the movable door to be opened or closed according to the requirement through the signal output of the temperature sensor, so that the aim of automatically controlling the intermittent air inlet in the heating cavity is fulfilled.
Correspondingly, the utility model discloses a microwave oven, microwave oven is equipped with foretell automatic air inlet control device. The specific structure of the automatic intake control device is as described above, and will not be described herein again.
Correspondingly, the utility model discloses an oven, the oven is equipped with foretell automatic air inlet control device. The specific structure of the automatic intake control device is as described above, and will not be described herein again.
To sum up, the utility model provides an automatic air inlet control device and microwave oven and oven, as required automatic control air inlet time guarantees heating efficiency and culinary art effect.
The foregoing is a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the principle of the present invention, and these improvements and decorations are also considered as the protection scope of the present invention.

Claims (10)

1. An automatic air inlet control device is characterized by comprising a heating container, a cooling fan, a temperature sensor and an air inlet control mechanism, wherein a heating cavity is arranged in the heating container;
the air inlet control mechanism comprises an air guide seat, a driving mechanism and an opening and closing assembly, the temperature sensor is electrically connected with the driving mechanism, the air guide seat is provided with an air guide channel, an air outlet, the air guide channel and an air inlet of the cooling fan are sequentially communicated, the opening and closing assembly is arranged in the air guide channel, the driving mechanism is installed on the air guide seat, the opening and closing assembly is connected with the driving mechanism, and the driving mechanism drives the opening and closing assembly to move so that the opening and closing assembly is opened or closed the air guide channel.
2. The automatic air intake control device of claim 1, wherein the air guide seat comprises a first air guide seat and a second air guide seat, the first air guide seat is provided with a first air guide inlet and a first air guide outlet, the second air guide seat is provided with a second air guide inlet and a second air guide outlet, the first air guide inlet is communicated with the air outlet of the cooling fan, the second air guide outlet is communicated with the air inlet, and the first air guide inlet, the first air guide outlet, the second air guide inlet and the second air guide outlet are sequentially communicated to form an air guide channel.
3. The automatic inlet control device of claim 2, wherein the opening and closing assembly comprises a movable door and a driving shaft, the movable door is arranged on the first outlet, the driving mechanism, the driving shaft and the movable door are connected in sequence, and the driving mechanism drives the movable door through the driving shaft.
4. The automatic inlet control device of claim 3, wherein the opening and closing assembly further comprises a rotating shaft mounted on the first air guide seat, the rotating shaft is arranged on the movable door in a penetrating manner, and the movable door is hinged to the first air guide seat through the rotating shaft.
5. The automatic inlet control device of claim 4 wherein the drive shaft is provided with a drive rod movably connected to the movable door, and the axes of the drive shaft, the drive rod and the shaft are not aligned.
6. The automatic inlet control device of claim 5, wherein a driving plate is disposed at the bottom of the movable door, a driving hole is disposed on the driving plate, and the driving rod is inserted into the driving hole.
7. The automatic inlet control device of claim 6, wherein the drive hole is provided to extend in a direction perpendicular to the axis of the rotary shaft.
8. The automatic inlet control device according to any one of claims 2 to 7, wherein the inlet port is provided with a filter screen;
the cooling fan is an axial flow fan;
the second air guide seat is provided with an air guide cover for covering the air inlet;
the temperature sensor is electrically connected with the temperature sensor and the driving mechanism respectively.
9. A microwave oven characterized in that the microwave oven is provided with an automatic air intake control apparatus as claimed in any one of claims 1 to 8.
10. An oven, characterized in that the oven is provided with an automatic inlet control device according to any one of claims 1-8.
CN202221874749.5U 2022-07-14 2022-07-14 Automatic air inlet control device, microwave oven and oven Active CN218390794U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202221874749.5U CN218390794U (en) 2022-07-14 2022-07-14 Automatic air inlet control device, microwave oven and oven

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202221874749.5U CN218390794U (en) 2022-07-14 2022-07-14 Automatic air inlet control device, microwave oven and oven

Publications (1)

Publication Number Publication Date
CN218390794U true CN218390794U (en) 2023-01-31

Family

ID=85011458

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202221874749.5U Active CN218390794U (en) 2022-07-14 2022-07-14 Automatic air inlet control device, microwave oven and oven

Country Status (1)

Country Link
CN (1) CN218390794U (en)

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Address after: 528434 Fusha Industrial Park, Fusha Town, Zhongshan City, Guangdong Province

Patentee after: Guangdong Weili Electric Appliance Co.,Ltd.

Country or region after: China

Address before: 528434 Fusha Industrial Park, Fusha Town, Zhongshan City, Guangdong Province

Patentee before: ZHONGSHAN DONGLIM WEILI ELECTRICAL APPLIANCES Co.,Ltd.

Country or region before: China