Cooking apparatus

By installing a movable temperature measuring device and a flipping component on the outer wall of the cooking equipment, the problem of inaccurate temperature control in the cooking equipment is solved, enabling precise temperature detection and effective temperature control in different cooking spaces, thus improving the cooking effect.

CN118986118BActive Publication Date: 2026-01-23NINGBO FOTILE KITCHEN WARE CO LTD
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Patent Information

Application Number
CN202411096000.6
Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
Filing Date
2024-08-12
Publication Date
2026-01-23
Estimated Expiration
2044-08-12

AI Technical Summary

Technical Problem

Existing cooking equipment cannot precisely control temperature, resulting in uneven temperatures in different cooking spaces and affecting cooking results.

Method used

A movable temperature measuring device is installed on the outer wall of the cooking equipment housing, including a retractable temperature sensor and a flipping assembly. The temperature sensor can accurately detect temperature through clearance holes and temperature measuring holes. The position of the temperature sensor is precisely controlled by a slide rail and a drive assembly, and heat loss is prevented by a sealing assembly.

Benefits of technology

It achieves precise temperature control in any cooking space, ensuring cooking results while reducing costs and avoiding interference from temperature measuring devices during the cooking process.

✦ Generated by Eureka AI based on patent content.

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Abstract

The application provides a cooking equipment, which comprises a shell assembly and a temperature measuring device. The shell assembly comprises a shell and an inner container. A plurality of avoiding holes are arranged on the side wall of the shell along the height direction of the shell. A temperature measuring hole corresponding to each avoiding hole is arranged on the side wall of the inner container. The temperature measuring device is arranged on the outer side wall of the shell. The temperature measuring device comprises a temperature measuring assembly and a turnover assembly. The temperature measuring assembly is movably arranged along the height direction of the shell. The temperature measuring assembly comprises a temperature sensor arranged in a telescopic manner. The turnover assembly comprises a plurality of turnover components. Each turnover component corresponds to one avoiding hole. Each turnover component comprises a turnover part rotatably arranged relative to the shell. The turnover part has an avoiding state and a force applying state. In the force applying state, the turnover part abuts against the temperature sensor so that the temperature sensor extends into the temperature measuring hole after passing through the avoiding hole. In the turnover state, the turnover part is turned towards a direction away from the temperature measuring assembly to avoid the movement of the temperature measuring assembly. The temperature can be accurately controlled to ensure the cooking effect.
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Description

Technical Field

[0001] This invention relates to the field of household appliances, and in particular to a cooking device. Background Technology

[0002] With the further development of intelligent technology, the demand for intelligent cooking equipment is increasing. For example, cooking equipment such as steam ovens have cooking cavities inside their interiors. By adjusting the position of the baking tray, the cooking space can be divided into different cooking areas, where different or the same ingredients can be placed.

[0003] Typically, the placement of the baking pan and ingredients in different cooking spaces can obstruct the heat transfer between them, resulting in different temperatures. Existing cooking cavities usually have temperature probes installed at the top and / or bottom, but this cannot accurately control the temperature in different cooking spaces, leading to poor cooking results. Summary of the Invention

[0004] In view of this, it is necessary to provide a cooking device that can achieve precise temperature control and ensure cooking results.

[0005] This invention provides a cooking device, comprising: a housing assembly including a housing and an inner pot located within the housing; a plurality of clearance holes are provided on the side wall of the housing along the height direction of the housing; and temperature measuring holes corresponding one-to-one with the clearance holes are provided on the side wall of the inner pot, the inner pot having a cooking cavity; and a temperature measuring device disposed on the outer side wall of the housing, the temperature measuring device including a temperature measuring component and a flipping component; the temperature measuring component is movably disposed along the height direction of the housing, the temperature measuring component including a retractable temperature sensor; and a plurality of flipping components, each of which corresponds to one of the clearance holes, each of which includes a flipping member rotatably disposed relative to the housing; the flipping member has a rotationally switching clearance state and a force-applying state; in the force-applying state, the flipping member abuts against the temperature sensor so that the temperature sensor passes through the clearance hole and extends into the temperature measuring hole; in the flipping state, the flipping member flips away from the temperature measuring component to avoid the movement of the temperature measuring component.

[0006] In the aforementioned cooking equipment, the temperature measuring device is located on the outer wall of the shell. This reduces the ambient temperature of the temperature measuring device, ensuring its normal operation and preventing it from interfering with the cooking process within the cooking cavity. When it is necessary to detect the temperature in a specific cooking space, the temperature measuring component is controlled to move along the height of the shell to the position corresponding to the temperature sensor and the clearance hole and temperature measuring hole located in that cooking space. Then, the flipping component is controlled to rotate to the applied force state, causing it to contact the temperature sensor. The temperature sensor passes through the corresponding clearance hole and temperature measuring hole and extends into that cooking space, thus enabling accurate detection of the actual temperature in any cooking space. This ensures precise temperature control and guarantees the cooking effect. After detection, or when it is necessary to adjust the cooking space to be detected by the temperature sensor, the flipping component is controlled to rotate away from the temperature measuring component to the clearance state, allowing the temperature sensor to exit the temperature measuring hole and clearance hole. The temperature measuring component continues to move along the height of the shell to prevent interference between the temperature sensor and the shell and inner liner, ensuring the normal operation of the temperature measuring component.

[0007] In one embodiment, the temperature measuring device further includes a movable member that can be moved along the height direction of the housing, and the temperature sensor is disposed on the movable member; the temperature measuring assembly further includes an elastic member and a force-bearing member, the force-bearing member is disposed at the end of the temperature sensor away from the clearance hole, one end of the elastic member abuts against the movable member, and the other end abuts against the force-bearing member.

[0008] With this configuration, the elastic element allows the force-bearing component and temperature sensor to automatically reset when the force of the flipping component is removed, eliminating the need for additional drive components and simplifying the structure. The force-bearing component increases the contact area between the temperature measuring component and the flipping component, improving the stability and reliability of the flipping component when it contacts the force-bearing component.

[0009] In one embodiment, the temperature measuring device further includes a slide rail disposed along the height direction of the housing, and the movable component slides in conjunction with the slide rail.

[0010] With this design, the slide rail can limit the sliding direction and range of the moving parts, ensuring stability during sliding.

[0011] In one embodiment, the temperature measuring device further includes a drive assembly disposed on the housing, the drive assembly being used to drive the movable part to move along the slide rail.

[0012] With this configuration, the drive assembly can precisely control the position of the moving parts and the temperature sensing components.

[0013] In one embodiment, the drive assembly includes a rack, a gear, and a first drive motor. The rack is arranged along the height direction of the housing and meshes with the gear. The output shaft of the first drive motor is connected to the gear, and the first drive motor is mounted on the movable part.

[0014] This setup results in a simple structure and low cost for the driver components.

[0015] In one embodiment, a sealing assembly is further included, the sealing assembly comprising a sealing plate movably disposed on the housing for sealing the clearance hole; or the sealing plate movably disposed on the outer wall of the inner liner for sealing the temperature measuring hole.

[0016] This design prevents heat, steam, or fumes from escaping through the temperature measuring holes and clearance holes, ensuring optimal cooking results. It also prevents steam or fumes leakage from damaging other components outside the casing.

[0017] In one embodiment, the sealing assembly further includes a hydraulic cylinder, the telescopic shaft of which is connected to the sealing plate.

[0018] With this setup, the hydraulic cylinder is easy to control and has a fixed stroke, which allows the sealing plate to accurately seal the clearance hole or temperature measuring hole.

[0019] In one embodiment, a sealing ring adapted to the sealing plate is provided around the periphery of the clearance hole or the outer side of the temperature measuring hole.

[0020] With this configuration, the sealing ring can improve the sealing effect of the sealing plate on the clearance hole or temperature measuring hole.

[0021] In one embodiment, there are multiple sealing components, each corresponding to either the clearance hole or the temperature measuring hole.

[0022] With this setup, each sealing component works independently. When temperature measurement is required, it is only necessary to control the sealing component corresponding to the location of the temperature measuring component to open the clearance hole and the temperature measuring hole.

[0023] In one embodiment, the sealing assembly further includes a plurality of first microswitches, each first microswitch corresponding to one of the hydraulic cylinders, the first microswitches being disposed on the movement path of the moving part.

[0024] With this configuration, the first microswitch can detect the position of the temperature sensing component, so as to control the sealing plate to open or close the clearance hole and the temperature sensing hole in a timely manner.

[0025] In one embodiment, the flipper has a pressing surface and a guide ramp extending obliquely upward from the pressing surface.

[0026] With this configuration, the guide ramp can push against the temperature sensor, allowing the temperature sensor to gradually pass through the clearance hole and the temperature measuring hole and extend into the cooking cavity. When the pressing surface presses against the top of the temperature sensor, the temperature sensor extends into place.

[0027] In one embodiment, the flipping assembly further includes a stop plate and a second micro switch. The stop plate is rotatably connected to the side of the flipping member away from the guide slope. One end of the stop plate abuts against the second micro switch, and the other end protrudes at least partially from the pressing surface. Under applied force, the top of the temperature sensor abuts against the pressing surface and contacts the stop plate.

[0028] With this configuration, when the top of the temperature sensor contacts the stop plate, the stop plate rotates and presses against the second micro switch, enabling the second micro switch to detect the location of the temperature measuring component, thereby allowing precise control of the temperature measuring component's position based on the second micro switch.

[0029] In one embodiment, the flipping assembly further includes a rotating shaft and a second drive motor, the output shaft of the second drive motor being connected to the rotating shaft, and each of the flipping elements being disposed on the rotating shaft; or the flipping assembly further includes multiple rotating shafts and multiple second drive motors, the output shaft of each second drive motor being connected to one of the rotating shafts, and each of the flipping elements being disposed on one of the rotating shafts.

[0030] With this configuration, the drive structure of the flipping component is simple and low-cost, and it enables the flipping component to accurately switch between the force application state and the avoidance state. Attached Figure Description

[0031] Figure 1 This is a partial three-dimensional structural diagram of the cooking utensil in this application;

[0032] Figure 2 for Figure 1 A schematic diagram of the three-dimensional structure from another perspective;

[0033] Figure 3 for Figure 2 Enlarged structural diagram at point A;

[0034] Figure 4 for Figure 3 A structural diagram from another perspective;

[0035] Figure 5 for Figure 4 A partial cross-sectional schematic diagram of the temperature measuring device and sealing assembly;

[0036] Figure 6 for Figure 4A partial three-dimensional structural diagram showing the temperature measuring device and sealing assembly in a separated state.

[0037] Reference numerals: 10, housing assembly; 11, housing; 111, clearance hole; 12, inner liner; 121, temperature measuring hole; 13, bracket; 20, temperature measuring device; 21, temperature measuring component; 211, temperature sensor; 212, elastic element; 213, force-bearing component; 22, flipping component; 221, flipping element; 2211, pressing surface; 2212, guide slope; 222, stop plate; 223, second micro switch; 224, rotating shaft; 225, second drive motor; 23, moving part; 24, slide rail; 25, drive component; 251, rack; 252, gear; 253, first drive motor; 30, sealing component; 31, sealing plate; 32, hydraulic cylinder; 33, sealing ring. Detailed Implementation

[0038] The technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings. Obviously, the described embodiments are only some embodiments of the present invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those skilled in the art without creative effort are within the scope of protection of the present invention.

[0039] It should be noted that when a component is said to be "installed on" another component, it can be directly on the other component or it may be in a component that is centered on it. When a component is said to be "set on" another component, it can be directly set on the other component or it may also be in a component that is centered on it. When a component is said to be "fixed to" another component, it can be directly fixed to the other component or it may also be in a component that is centered on it.

[0040] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention pertains. The terminology used herein in the specification of this invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. The term "or / and" as used herein includes any and all combinations of one or more of the associated listed items.

[0041] With the further development of intelligent technology, the demand for intelligent cooking equipment is increasing. For example, cooking equipment such as steam ovens has a cooking cavity inside the oven. The cooking space can be divided into different cooking zones by the position of the baking tray, allowing different or the same ingredients to be placed in each zone. Typically, the placement of the baking tray and ingredients obstructs temperature transfer between the different cooking zones, resulting in temperature differences. Current technology usually places temperature probes at the top and / or bottom of the cooking cavity, but this cannot accurately control the temperature of different cooking zones, leading to poor cooking results. For instance, when the heating element and temperature probe are both located at the top and / or bottom of the cooking cavity, the placement of the baking tray and ingredients may obstruct temperature transfer between the cooking zones, causing the temperature probe to detect a higher temperature than the actual temperature of the cooking zone containing the ingredients, thus failing to achieve accurate temperature control.

[0042] To solve the above problems, such as Figures 1 to 6 As shown, this invention provides a cooking appliance to achieve precise temperature control and ensure cooking results. This cooking appliance can be a steam oven, etc.

[0043] like Figures 1 to 4 As shown, specifically, the cooking equipment includes a housing assembly 10 and a temperature measuring device 20. The housing assembly 10 includes a housing 11 and an inner pot 12 located within the housing 11. Along the height direction of the housing 11 (i.e., the Z-axis direction in the figure), the side wall of the housing 11 has multiple clearance holes 111. The side wall of the inner pot 12 has temperature measuring holes 121 corresponding to the clearance holes 111. The inner pot 12 has a cooking cavity. The temperature measuring device 20 is located on the outer side wall of the housing 11. The temperature measuring device 20 includes a temperature measuring component 21 and a flipping component 22. The temperature measuring component 21 is movably arranged along the height direction of the housing 11. The temperature measuring component 21 includes a retractable temperature sensor 211 and multiple flipping components 22. Each flipping component 22 corresponds to a clearance hole 111. Each flipping component 22 includes a flipping member 221 that is rotatably disposed relative to the housing 11. The flipping member 221 has a rotational switching clearance state and a force-applying state. In the force-applying state, the flipping member 221 abuts against the temperature sensor 211 so that the temperature sensor 211 passes through the clearance hole 111 and extends into the temperature measuring hole 121. In the flipping state, the flipping member 221 flips away from the temperature measuring component 21 to avoid the movement of the temperature measuring component 21.

[0044] like Figures 1 to 2As shown, the inner wall of the inner liner 12 is provided with a rack 13 for mounting a baking tray or grill. Along the height of the shell 11, the rack 13 has multiple layers. A baking tray or grill can be mounted on any layer of the rack 13, thus dividing the cooking cavity into different cooking spaces based on the position of the baking tray or grill. The number of clearance holes 111 can be the same as the number of layers of the rack 13, and they can be arranged in a one-to-one correspondence. Alternatively, two or more layers of racks 13 can correspond to one clearance hole 111, or one layer of racks 13 can correspond to two or more clearance holes 111.

[0045] In the cooking device provided by the present invention, the temperature measuring device 20 is disposed on the outer side wall of the housing 11. The outer side wall of the housing 11 is relatively far away from the cooking cavity, thereby reducing the temperature of the environment where the temperature measuring device 20 is located, ensuring that the temperature measuring device 20 can work normally, and also preventing the temperature measuring device 20 from affecting the normal cooking in the cooking cavity. When it is necessary to detect the temperature in a certain cooking space, the flipping component 221 can be controlled to flip away from the temperature measuring component 21 to a clearance state. The temperature measuring component 21 is then controlled to move along the height direction of the housing 11 to the position corresponding to the temperature sensor 211 and the clearance hole 111 and temperature measuring hole 121 located in the cooking space of that layer. Then, the flipping component 221 is controlled to rotate to a force-applying state, so that the flipping component 221 abuts against the temperature sensor 211. The temperature sensor 211 extends into the cooking space of that layer after passing through the corresponding clearance hole 111 and temperature measuring hole 121. Thus, the actual temperature in any cooking space can be accurately detected by the temperature sensor 211 to achieve precise temperature control, ensure cooking effect, and avoid the situation where the temperature sensor 211 cannot accurately detect the temperature of each cooking space when it is set at the top and bottom of the cooking cavity, thus failing to achieve precise temperature control. At the same time, it is not necessary to increase the number of temperature sensors 211, thus avoiding increasing the cost of the cooking equipment. After the test is completed, or when it is necessary to adjust the cooking space to be detected by the temperature sensor 211, the flipping component 221 is controlled to flip away from the temperature measuring component 21 to the avoidance state, so that the temperature sensor 211 can exit the temperature measuring hole 121 and the avoidance hole 111, and the temperature measuring component 21 is controlled to continue to move along the height direction of the housing 11 to avoid interference between the temperature sensor 211 and the housing 11 and the inner pot 12, and to ensure the normal operation of the temperature measuring component 21.

[0046] The shell 11 and the inner liner 12 can be an integral structure, with the clearance hole 111 coinciding with the temperature measuring hole 121; or the shell 11 and the inner liner 12 can be stacked, with the clearance hole 111 and the temperature measuring hole 121 having the same size and shape.

[0047] like Figures 4 to 6As shown, the temperature measuring device 20 also includes a movable member 23 that can move along the height direction of the housing 11, and a temperature sensor 211 is disposed on the movable member 23. The temperature measuring assembly 21 also includes an elastic member 212 and a force-receiving member 213. The force-receiving member 213 is disposed at the end of the temperature sensor 211 away from the clearance hole 111. One end of the elastic member 212 abuts against the movable member 23, and the other end abuts against the force-receiving member 213. The temperature sensor 211 can move along the height direction of the housing 11 with the movable member 23 to a position corresponding to any flipping assembly 22. When temperature measurement is required, the flipping member 221 is controlled to rotate to a force-applying state, so that the flipping member 221 abuts against the force-receiving member 213. The force-receiving member 213 drives the temperature sensor 211 to pass through the corresponding clearance hole 111 and extend into the temperature measuring hole 121. At the same time, the elastic member 212 is compressed and can apply a force to the force-receiving member 213 toward the flipping member 221. After temperature measurement, the flipping component 221 is rotated to a clearance state, separating it from the force-bearing component 213. The force-bearing component 213 moves towards the flipping component 221 under the elastic force of the elastic component 212, causing the temperature sensor 211 to exit the temperature measuring hole 121 and the clearance hole 111. The elastic component 212 allows the force-bearing component 213 and the temperature sensor 211 to automatically reset when the resistance force of the flipping component 221 is removed, eliminating the need for additional driving components and simplifying the structure. The force-bearing component 213 increases the contact area between the temperature measuring assembly 21 and the flipping component 221, improving the stability and reliability of the flipping component 221 when it abuts the force-bearing component 213. Furthermore, the force-bearing component 213 and the moving component 23 can limit the movement of the elastic component 212.

[0048] The elastic element 212 can be a spring, which is sleeved on the temperature sensor 211 and its two ends abut against the movable element 23 and the force-receiving element 213 respectively, to limit the deformation direction of the spring and improve its stability. Of course, the elastic element 212 can also be other elastic components such as silicone or rubber, as long as the force-receiving element 213 and the temperature sensor 211 can automatically reset when the abutting force of the flipping element 221 is removed. This embodiment of the invention does not impose specific limitations here.

[0049] like Figures 3 to 4 As shown, the temperature measuring device 20 also includes a slide rail 24 arranged along the height direction of the housing 11, and the movable part 23 slides in conjunction with the slide rail 24. The slide rail 24 can limit the sliding direction and sliding range of the movable part 23, ensuring that the movable part 23 and the temperature sensor 211 always slide along the height direction of the housing 11, and can ensure the stability during sliding.

[0050] like Figure 4 and Figure 6As shown, the temperature measuring device 20 also includes a drive assembly 25 disposed on the housing 11. The drive assembly 25 is used to drive the movable part 23 to move along the slide rail 24. The drive assembly 25 can precisely control the position of the movable part 23 and the temperature measuring assembly 21.

[0051] like Figure 4 and Figure 6 As shown, in one embodiment, the drive assembly 25 includes a rack 251, a gear 252, and a first drive motor 253. The rack 251 is arranged along the height direction of the housing 11 and meshes with the gear 252. The output shaft of the first drive motor 253 is connected to the gear 252, and the first drive motor 253 is mounted on the movable part 23. The first drive motor 253 drives the gear 252 along... Figure 6 When rotating counterclockwise as shown, the engagement of gear 252 and rack 251 allows the temperature sensing component 21, moving part 23, gear 252, and first drive motor 253 to slide together along the -Z axis; conversely, the first drive motor 253 drives gear 252 along... Figure 6 When rotated clockwise as shown, the gear 252 and rack 251 work together to allow the temperature measuring component 21, moving part 23, gear 252, and first drive motor 253 to slide together along the +Z axis. The drive component 25 has a simple structure and low cost.

[0052] Of course, in other embodiments, the drive component 25 may also be configured as an electric guide rail, a cylinder, a hydraulic cylinder, a ball screw, or other structures that can drive the moving part 23 to reciprocate along the height direction of the housing 11. This embodiment of the invention does not impose specific limitations here.

[0053] like Figures 3 to 4 As shown, the cooking device also includes a sealing assembly 30, which includes a sealing plate 31. In one embodiment, the sealing plate 31 is movably disposed on the housing 11 and is used to seal the clearance hole 111. When temperature measurement is not required, the sealing plate 31 can be controlled to move to the position of sealing the clearance hole 111 to prevent heat, steam, or fumes in the cooking cavity from being lost through the temperature measuring hole 121 and the clearance hole 111, thereby further ensuring the cooking effect and also preventing steam or fumes leakage from damaging other components outside the housing 11. When temperature measurement is required, the sealing plate 31 is controlled to move to the position of opening the clearance hole 111 to avoid the temperature sensor 211. Furthermore, a sealing ring 33 adapted to the sealing plate 31 is provided around the clearance hole 111. When the sealing plate 31 seals the clearance hole 111, the outer wall of the sealing plate 31 and the housing 11 compresses the sealing ring 33 to improve the sealing performance between the sealing plate 31 and the housing 11, thereby improving the sealing effect of the sealing plate 31 on the clearance hole 111.

[0054] In another embodiment, the sealing plate 31 is movably disposed on the outer wall of the inner liner 12 to seal the temperature measuring hole 121. That is, the sealing plate 31 is disposed between the shell 11 and the inner liner 12. While sealing the temperature measuring hole 121, the sealing plate 31 can also seal the clearance hole 111. When temperature measurement is not required, the sealing plate 31 can be controlled to move to the position of sealing the temperature measuring hole 121; when temperature measurement is required, the sealing plate 31 can be controlled to move to the position of opening the temperature measuring hole 121. Furthermore, a sealing ring 33 adapted to the sealing plate 31 is provided on the outer side of the temperature measuring hole 121. When the sealing plate 31 seals the temperature measuring hole 121, the sealing plate 31 and the outer wall of the inner liner 12 compress the sealing ring 33 to improve the sealing performance between the sealing plate 31 and the inner liner 12, thereby improving the sealing effect of the sealing plate 31 on the temperature measuring hole 121. Alternatively, a sealing ring 33 adapted to the sealing plate 31 can be provided around the clearance hole 111. When the sealing plate 31 seals the temperature measuring hole 121 and the clearance hole 111, the sealing plate 31 and the inner wall of the housing 11 squeeze the sealing ring 33 to improve the sealing performance between the sealing plate 31 and the housing 11, thereby improving the sealing effect of the sealing plate 31 on the temperature measuring hole 121 and the clearance hole 111.

[0055] like Figures 3 to 4 As shown, in one embodiment, the sealing assembly 30 further includes a hydraulic cylinder 32, the telescopic shaft of which is connected to the sealing plate 31. When the telescopic shaft of the hydraulic cylinder 32 extends, it can drive the sealing plate 31 to move toward the clearance hole 111 or the temperature measuring hole 121, so that the sealing plate 31 seals the clearance hole 111 or the temperature measuring hole 121; when the telescopic shaft of the hydraulic cylinder 32 retracts, it can drive the sealing plate 31 to move toward the side away from the clearance hole 111 and the temperature measuring hole 121, so that the sealing plate 31 opens the clearance hole 111 and the temperature measuring hole 121. The control method of the hydraulic cylinder 32 is simple and the stroke is fixed, so that the sealing plate 31 can accurately seal the clearance hole 111 or the temperature measuring hole 121.

[0056] Of course, in other embodiments, the sealing plate 31 can also be driven to reciprocate by other structures such as electric guide rails, cylinders, and ball screws to seal or open the clearance hole 111 and the temperature measuring hole 121. The embodiments of the present invention do not impose specific limitations here.

[0057] like Figures 3 to 4 As shown, in one embodiment, there are multiple sealing components 30, each corresponding to either the clearance hole 111 or the temperature measuring hole 121. Each sealing component 30 operates independently. When temperature measurement is required, only the sealing component 30 corresponding to the location of the temperature measuring component 21 needs to be controlled to open the clearance hole 111 and the temperature measuring hole 121. The other sealing components 30 remain sealed to prevent heat or steam in the cooking cavity from escaping through the temperature measuring hole 121 and the clearance hole 111.

[0058] Of course, in other embodiments, there may be one or more sealing components 30, and one sealing component 30 corresponds to multiple sets of clearance holes 111 and temperature measuring holes 121. When temperature measurement is required, the sealing component 30 is controlled to open all clearance holes 111 and temperature measuring holes 121.

[0059] In one embodiment, the sealing assembly 30 further includes a plurality of first microswitches (not shown), each first microswitch corresponding to a hydraulic cylinder 32, and the first microswitches are located on the movement path of the movable member 23. When the temperature sensing component 21 contacts the first microswitch, the first microswitch triggers the telescopic shaft of the corresponding hydraulic cylinder 32 to retract, so that the sealing plate 31 opens the clearance hole 111 or the temperature sensing hole 121; when the temperature sensing component 21 separates from the first microswitch, the first microswitch triggers the telescopic shaft of the corresponding hydraulic cylinder 32 to extend, so that the sealing plate 31 seals the clearance hole 111 or the temperature sensing hole 121. The first microswitch can detect the position of the temperature sensing component 21, so as to control the sealing plate 31 to open or close the clearance hole 111 and the temperature sensing hole 121 in a timely manner, avoiding the sealing plate 31 interfering with the activity of the temperature sensor 211. Of course, in other embodiments, the cooking device can also detect the position of the temperature sensing component 21 through sensors or other devices, so as to control the operation of the sealing assembly 30 and the temperature sensing device 20.

[0060] like Figures 5 to 6 As shown, the flipping component 221 has a pressing surface 2211 and a guide slope 2212 extending upward from the pressing surface 2211. When the temperature measuring component 21 slides from the guide slope 2212 toward the pressing surface 2211, the tip of the force-bearing component 213 or the temperature sensor 211 can contact the guide slope 2212. The guide slope 2212 can push against the force-bearing component 213 or the temperature sensor 211, causing the temperature sensor 211 to gradually pass through the clearance hole 111 and the temperature measuring hole 121 and extend into the cooking cavity. When the pressing surface 2211 presses against the tip of the force-bearing component 213 or the temperature sensor 211, the temperature sensor 211 extends into place. Thus, when the temperature measuring component 21 is controlled to move along the height direction of the housing 11 to the position where temperature measurement is required, the step of controlling the flipping component 221 to flip away from the temperature measuring component 21 to the clearance state can be eliminated, thereby simplifying the temperature measurement process. The guide slope 2212 can be a plane or an arc surface, and the top of the force-bearing component 213 or the temperature sensor 211 can also be provided with a guide surface corresponding to the guide slope 2212, as long as the temperature sensor 211 can gradually slide towards the cooking cavity when the guide slope 2212 contacts the top of the force-bearing component 213 or the temperature sensor 211.

[0061] Specifically, along the height direction of the housing 11, a guide slope 2212 is provided in the +Z axis direction of the pressing surface 2211. When the temperature measuring component 21 slides in the -Z axis direction, the top of the force-bearing component 213 or the temperature sensor 211 can contact the guide slope 2212, and the guide slope 2212 can push against the force-bearing component 213.

[0062] It is understood that, along the height direction of the housing 11, the dimensions of the clearance hole 111 and the temperature measuring hole 121 are larger than the dimensions of the temperature sensor 211. This ensures that when the guide slope 2212 pushes against the top of the force-bearing member 213 or the temperature sensor 211, causing the force-bearing member 213 to gradually slide towards the cooking cavity, the temperature sensor 211 will not interfere with the housing 11 or the inner liner 12. For example, the clearance hole 111 and the temperature measuring hole 121 can be set as rectangular holes or oblong holes. The shape and size of the sealing plate 31 can be set to correspond to the clearance hole 111 or the temperature measuring hole 121 to ensure that the sealing plate 31 can seal the clearance hole 111 or the temperature measuring hole 121.

[0063] like Figures 4 to 5 As shown, in one embodiment, the flipping assembly 22 further includes a stop plate 222 and a second micro switch 223. The stop plate 222 is rotatably connected to the side of the flipping member 221 facing away from the guide slope 2212. One end of the stop plate 222 abuts against the second micro switch 223, and the other end protrudes at least partially from the pressing surface 2211. Under the applied force state, the top end of the force-bearing member 213 or the temperature sensor 211 abuts against the pressing surface 2211 and contacts the stop plate 222. When the top end of the force-bearing member 213 or the temperature sensor 211 contacts the stop plate 222, the stop plate 222 rotates and presses against the second micro switch 223, so that the second micro switch 223 can detect the position of the temperature measuring component 21, thereby enabling precise control of the position of the temperature measuring component 21 according to the second micro switch 223, so that the temperature sensor 211 can be aligned with the clearance hole 111 and the temperature measuring hole 121.

[0064] Of course, in other embodiments, the stop plate 222 can also be slidably connected to the side of the flipping member 221 away from the guide slope 2212. When the top of the force-bearing member 213 or the temperature sensor 211 contacts the stop plate 222, the stop plate 222 slides toward the second micro switch 223 and presses against the second micro switch 223; or, the position of the temperature measuring component 21 can be detected by other devices such as sensors.

[0065] like Figures 3 to 4As shown, in one embodiment, the flipping assembly 22 further includes a rotating shaft 224 and a second drive motor 225. The output shaft of the second drive motor 225 is connected to the rotating shaft 224, and each flipping element 221 is disposed on the rotating shaft 224. After detection is completed, or when it is necessary to adjust the cooking space to be detected by the temperature sensor 211, the second drive motor 225 is controlled to drive the rotating shaft 224 to rotate. The rotating shaft 224 drives the flipping element 221 to flip away from the temperature measuring assembly 21 to a clearance state, so that the temperature sensor 211 can exit the temperature measuring hole 121 and the clearance hole 111, and also allows the temperature measuring assembly 21 to move along the height direction of the housing 11 without the temperature sensor 211 extending into the cooking cavity. When it is necessary to detect the temperature, the second drive motor 225 is controlled to drive the rotating shaft 224 to rotate in the opposite direction. The rotating shaft 224 drives the flipping element 221 to flip towards the temperature measuring assembly 21 to a force application state. The driving structure of the flipping component 22 is simple and low in cost, and it enables the flipping component 221 to accurately switch between the force application state and the avoidance state.

[0066] In another embodiment, the flipping assembly 22 further includes multiple rotating shafts 224 and multiple second drive motors 225. The output shaft of each second drive motor 225 is connected to a rotating shaft 224, and each flipping element 221 is disposed on a rotating shaft 224. Each second drive motor 225 and flipping element 221 works independently. When it is necessary to detect the temperature in a certain layer of the cooking space, it is only necessary to control the second drive motor 225 corresponding to the position of the temperature measuring assembly 21 to control the flipping element 221 to flip to the force application state. This allows the temperature measuring assembly 21 to move along the height direction of the housing 11 without the temperature sensor 211 extending into the cooking cavity when it is not necessary to detect the temperature in that layer of the cooking space.

[0067] In one embodiment, along the height direction of the housing 11, the temperature measuring component 21 can detect the temperature of each cooking space from top to bottom. Before the temperature measurement begins, the temperature measuring component 21 and the movable part 23 are located at the top of the slide rail 24, and the flipping part 221 is in a state of applied force. When the machine starts working, the control drive assembly 25 drives the movable part 23 and the temperature measuring assembly 21 to slide down the slide rail 24. When the temperature measuring assembly 21 slides to the position of contacting the first micro switch, the first hydraulic cylinder 32 drives the sealing plate 31 to open the first clearance hole 111 and the temperature measuring hole 121. The first guide slope 2212 pushes against the force receiving member 213, so that the temperature sensor 211 gradually passes through the corresponding clearance hole 111 and the temperature measuring hole 121 and extends into the first layer of cooking space cavity. When the force receiving member 213 contacts the first second micro switch 223, it is determined that the temperature measuring assembly 21 and the movable part 23 have slid into place. The control drive assembly 25 stops, the first pressing surface 2211 presses against the force receiving member 213, and the temperature sensor 211 extends into place to detect the temperature in the cooking space of that layer.

[0068] After the temperature measurement of the cooking space is completed, at least the second drive motor 225 is controlled to drive the first flipping component 221 to flip away from the temperature measuring component 21 to a clearance state, so that the temperature sensor 211 exits the first temperature measuring hole 121 and the clearance hole 111 under the action of the elastic component 212. The drive component 25 is then controlled to drive the movable component 23 and the temperature measuring component 21 to gradually slide down along the slide rail 24. When the temperature measuring component 21 separates from the first micro switch and the first second micro switch, the second drive motor 225 is controlled again to drive all the flipping components 221 to flip to a force-applying state, and the first hydraulic cylinder 32 is controlled to drive the sealing plate 31 to seal the first clearance hole 111 and the temperature measuring hole 121. The above steps are repeated until the temperature measuring component 21 and the movable component 23 slide to the bottom of the slide rail 24. After all temperature measurements are completed, the second drive motor 225 is controlled to drive all the flipping parts 221 to flip away from the temperature measuring component 21 to avoid it, and the drive component 25 is controlled to drive the moving part 23 and the temperature measuring component 21 to gradually slide upward along the slide rail 24 to the top and reset.

[0069] Of course, in other embodiments, the temperature measuring component 21 may only detect the temperature in any one layer of cooking space. When it starts working, the control drive component 25 drives the movable component 23 and the temperature measuring component 21 to slide along the slide rail 24 to the position corresponding to the temperature sensor 211 and the clearance hole 111 and the temperature measuring hole 121 located in the cooking space of that layer for detection. The specific steps are similar to those in the above embodiment and will not be described in detail here.

[0070] The technical features of the above embodiments can be combined in any way. For the sake of brevity, not all possible combinations of the technical features in the above embodiments are described. However, as long as there is no contradiction in the combination of these technical features, they should be considered to be within the scope of this specification.

[0071] The embodiments described above are merely illustrative of several implementations of the present invention, and while the descriptions are relatively specific and detailed, they should not be construed as limiting the scope of the invention patent. It should be noted that those skilled in the art can make various modifications and improvements without departing from the concept of the present invention, and these all fall within the protection scope of the present invention. Therefore, the protection scope of this invention patent should be determined by the appended claims.

Claims

1. A cooking device, characterized in that, include: The shell assembly (10) includes a shell (11) and an inner liner (12) located inside the shell (11). Along the height direction of the shell (11), the side wall of the shell (11) is provided with a plurality of clearance holes (111), and the side wall of the inner liner (12) is provided with temperature measuring holes (121) corresponding to the clearance holes (111). The inner liner (12) has a cooking cavity. A temperature measuring device (20) is disposed on the outer wall of the housing (11). The temperature measuring device (20) includes a temperature measuring component (21) and a flipping component (22). The temperature measuring component (21) is movably disposed along the height direction of the housing (11). The temperature measuring component (21) includes a retractable temperature sensor (211). There are multiple flipping components (22), each of which corresponds to one of the clearance holes (111). Each flipping component (22) includes a component relative to the clearance hole (111). The housing (11) has a rotatable flip-up member (221) which has a rotating switching avoidance state and a force application state. In the force application state, the flip-up member (221) abuts against the temperature sensor (211) so that the temperature sensor (211) passes through the avoidance hole (111) and extends into the temperature measuring hole (121). In the flip-up state, the flip-up member (221) flips away from the temperature measuring component (21) to avoid the movement of the temperature measuring component (21). The temperature measuring device (20) also includes a movable part (23) that can be moved along the height direction of the housing (11), and the temperature sensor (211) is located on the movable part (23).

2. The cooking apparatus according to claim 1, characterized in that, The temperature measuring component (21) further includes an elastic element (212) and a force-bearing element (213). The force-bearing element (213) is located at one end of the temperature sensor (211) away from the clearance hole (111). One end of the elastic element (212) abuts against the movable element (23), and the other end abuts against the force-bearing element (213).

3. The cooking apparatus according to claim 2, characterized in that, The temperature measuring device (20) also includes a slide rail (24) arranged along the height direction of the housing (11), and the movable part (23) slides in cooperation with the slide rail (24).

4. The cooking apparatus according to claim 3, characterized in that, The temperature measuring device (20) also includes a drive assembly (25) disposed on the housing (11), the drive assembly (25) being used to drive the movable part (23) to move along the slide rail (24).

5. The cooking apparatus according to claim 4, characterized in that, The drive assembly (25) includes a rack (251), a gear (252) and a first drive motor (253). The rack (251) is arranged along the height direction of the housing (11) and meshes with the gear (252). The output shaft of the first drive motor (253) is connected to the gear (252) and the first drive motor (253) is mounted on the movable part (23).

6. The cooking apparatus according to claim 2, characterized in that, It also includes a sealing assembly (30), which includes a sealing plate (31) movably disposed on the housing (11) for sealing the clearance hole (111); or The sealing plate (31) is movably disposed on the outer wall of the inner liner (12) for sealing the temperature measuring hole (121).

7. The cooking apparatus according to claim 6, characterized in that, The sealing assembly (30) also includes a hydraulic cylinder (32), the telescopic shaft of which is connected to the sealing plate (31).

8. The cooking apparatus according to claim 6, characterized in that, A sealing ring (33) adapted to the sealing plate (31) is provided on the periphery of the clearance hole (111) or on the outer side of the temperature measuring hole (121).

9. The cooking apparatus according to claim 6, characterized in that, There are multiple sealing components (30), each corresponding to either the clearance hole (111) or the temperature measuring hole (121).

10. The cooking apparatus according to claim 7, characterized in that, The sealing assembly (30) also includes a plurality of first micro switches, each of which corresponds to one of the hydraulic cylinders (32), and the first micro switches are located on the movement path of the moving part (23).

11. The cooking apparatus according to claim 2, characterized in that, The flipping component (221) has a pressing surface (2211) and a guide slope (2212) extending upward from the pressing surface (2211).

12. The cooking apparatus according to claim 11, characterized in that, The flipping assembly (22) further includes a stop plate (222) and a second micro switch (223). The stop plate (222) is rotatably connected to the side of the flipping member (221) away from the guide slope (2212). One end of the stop plate (222) abuts against the second micro switch (223), and the other end protrudes at least partially from the pressing surface (2211). Under the applied force, the top of the temperature sensor (211) abuts against the pressing surface (2211) and contacts the stop plate (222).

13. The cooking apparatus according to claim 12, characterized in that, The flipping assembly (22) further includes a rotating shaft (224) and a second drive motor (225), the output shaft of the second drive motor (225) being connected to the rotating shaft (224), and each of the flipping components (221) being disposed on the rotating shaft (224); or The flipping assembly (22) further includes a plurality of rotating shafts (224) and a plurality of second drive motors (225), the output shaft of each second drive motor (225) being connected to one of the rotating shafts (224), and each flipping component (221) being disposed on one of the rotating shafts (224).

Citation Information

Patent Citations

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    CN113587154A

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