Cooking device

Abstract

The utility model relates to a cooking device. The cooking device comprises a box body; a pressure relief opening is formed in the outer wall of the inner container; the heat dissipation air duct is used for discharging air to the outside of the box body for heat dissipation; an air outlet is formed in the inner wall of the heat dissipation air channel, a detection channel is arranged in the heat dissipation air channel, and the air outlet is directly communicated with the detection channel; the smell sensor is arranged in the detection channel; the waterproof breathable assembly is arranged at the air outlet and is used for detecting the air entering the detection channel; when gas in the cooking cavity flows out through the pressure relief opening, the gas can flow into the detection channel through the gas outlet, so that the gas in the cooking cavity can be conveniently detected by the smell sensor, and the maturity of food materials in the cooking cavity can be detected and judged; the waterproof breathable assembly can filter water vapor in the gas, so that the influence of the water vapor on the smell sensor can be effectively prevented, and the detection reliability of the smell sensor is improved. In addition, the scheme is simple in structure, and cost reduction is facilitated.

Description

Technical Field

[0001] The utility model relates to the technical field of cooking equipment, in particular to a cooking device. Background Art

[0002] With the improvement of living standards, cooking devices have gradually become an indispensable electrical appliance in home life. A cooking device, such as an oven, a steamer or a steam oven, is a cooking machine that holds food in a closed space and heats and cooks the food.

[0003] In related cooking devices such as ovens, steamers or steam ovens, an inner pot is usually provided inside the cooking device, and a cooking cavity is formed inside the inner pot, and food is cooked at high temperature in the cooking cavity.

[0004] In some existing cooking devices, when cooking ingredients at high temperatures, the ingredients are often overcooked, which not only wastes ingredients but also has a significant safety impact. In existing cooking devices, cameras and other equipment are usually used to detect the maturity of ingredients, but this solution is expensive. Some solutions also use odor sensors to detect the maturity of meat ingredients, but the detection reliability of existing odor sensors is easily affected by steam. Utility Model Content

[0005] The purpose of the utility model is to provide a cooking device to optimize the food detection scheme of the cooking device in the related art, prevent the influence of steam on the odor sensor, and improve the detection reliability of the odor sensor.

[0006] Another object of the present invention is to provide a cooking device to detect the maturity of food materials in the cooking device and reduce costs.

[0007] In order to solve the above technical problems, the utility model adopts the following technical solutions:

[0008] According to one aspect of the utility model, the utility model provides a cooking device, which includes: a box body, which forms an outer shell of the cooking device; an inner pot, which is arranged in the box body; a cooking cavity is formed in the inner pot, and a pressure relief port connected to the cooking cavity is arranged on the outer wall of the inner pot; a heat dissipation duct is arranged in the box body, one end of the heat dissipation duct is connected to the inside of the box body, and the other end of the heat dissipation duct is connected to the outside of the box body, and the heat dissipation duct is used to discharge air to the outside of the box body to dissipate heat; an air outlet connected to the pressure relief port is opened on the inner wall of the heat dissipation duct, A detection channel is provided in the heat dissipation air duct, and the air outlet is directly connected to one end of the detection channel; an odor sensor is provided in the detection channel, and the odor sensor is used to detect the gas entering the detection box; a waterproof and breathable component is provided at the air outlet, and the waterproof and breathable component can filter the water vapor flowing through the air outlet; wherein, when the gas in the cooking cavity flows out through the pressure relief port, the gas can flow into the detection channel through the air outlet; the gas can enter the detection channel after being filtered by the waterproof and breathable component for detection by the odor sensor.

[0009] In some embodiments of the present application, the waterproof and breathable component includes an insulation board, which is covered on the air outlet, and a plurality of air outlet holes connected to the air outlet are formed on the insulation board; the gas in the cooking cavity can flow out through the pressure relief port and flow into the detection channel through the plurality of air outlet holes on the insulation board.

[0010] In some embodiments of the present application, the waterproof and breathable component includes a waterproof and breathable membrane, which is attached to the outer wall of the insulation board and covers the multiple air outlets; the waterproof and breathable membrane can filter water vapor flowing through the air outlets.

[0011] In some embodiments of the present application, the heat insulation plate is disposed in the detection channel, and the heat insulation plate is disposed at the end of the detection channel connected to the air outlet.

[0012] In some embodiments of the present application, the odor sensor is disposed at an end of the detection box away from the air outlet.

[0013] In some embodiments of the present application, the pressure relief port is provided on the top wall of the inner tank, and the heat dissipation duct is provided above the top of the inner tank; the air outlet is provided on the bottom wall of the heat dissipation duct, and the detection channel is arranged in the heat dissipation duct along a vertical extension, the bottom end of the detection channel is directly connected to the air outlet, and the top end of the detection channel extends to the top wall of the heat dissipation duct.

[0014] In some embodiments of the present application, one end of the heat dissipation duct connected to the outside of the box is the air outlet end; one end of the heat dissipation duct connected to the inside of the box is the air inlet end; the heat dissipation duct is provided with vertically extending wind-shielding ribs, and an opening area is formed on the side of the wind-shielding rib facing the air outlet end of the heat dissipation duct; the wind-shielding rib is arranged on the side of the opening area facing the air inlet end of the heat dissipation duct; the detection channel is formed in the wind-shielding rib and is located between the wind-shielding rib and the opening area, and the detection channel is connected to the interior of the heat dissipation duct through the opening area.

[0015] In some embodiments of the present application, a supporting top plate is provided above the top of the inner liner, and an air guide cover is provided on the top surface of the supporting top plate. The air guide cover is provided on the top surface of the supporting top plate, and the heat dissipation air duct is formed between the air guide cover and the top surface of the supporting top plate; the wind shielding ribs extend downward from the inner top surface of the air guide cover to the top surface of the supporting top plate.

[0016] In some embodiments of the present application, a detection groove is recessed upward on the inner top wall of the air guide cover, and the upper end of the wind shield rib is arranged in the detection groove; the odor sensor is arranged at the top of the detection channel and is located in the detection groove.

[0017] In some embodiments of the present application, a boss is provided on the top surface of the air guide cover and is arranged opposite to the detection slot, and the detection slot is formed below the bottom of the boss; the boss is provided with a mounting hole connected to the detection channel, and a mounting plate is provided above the top surface of the boss, the odor sensor is provided on the bottom surface of the mounting plate, the odor sensor is passed through the mounting hole, and extends into the top area arranged in the detection channel.

[0018] In some embodiments of the present application, the supporting top plate is arranged at intervals above the top of the inner tank; a pressure relief piece is provided between the bottom surface of the supporting top plate and the top wall of the inner tank, the bottom end of the pressure relief piece is connected to the pressure relief port, and the top end of the pressure relief piece can be connected to the air outlet.

[0019] In some embodiments of the present application, a condensation hood is provided between the support top plate and the pressure relief member, the condensation hood is provided on the bottom surface of the support top surface, and a condensation chamber is formed between the condensation hood and the bottom surface of the support top surface; the top end of the pressure relief member is against the condensation hood and connected to the condensation chamber; the air outlet is provided on the top wall of the condensation chamber, and the air outlet is connected to the condensation chamber.

[0020] The embodiments of the present invention have the following advantages and positive effects:

[0021] In the cooking device of the embodiment of the utility model, a cooking cavity is provided in the inner pot, and a pressure relief port connected to the cooking cavity is provided on the outer wall of the inner pot. A heat dissipation duct is provided in the box body, and heat is dissipated by exhausting air to the outside of the box body through the heat dissipation duct. An air outlet connected to the pressure relief port is provided on the inner wall of the heat dissipation duct, and a detection channel directly connected to the air outlet is provided in the heat dissipation duct. An odor sensor is arranged in the detection channel for detecting the gas entering the detection channel. When the gas in the cooking cavity flows out through the pressure relief port, the gas can flow into the detection channel through the air outlet; the gas can enter the detection channel for detection by the odor sensor after being filtered by the waterproof and breathable component, so that the odor sensor can detect the gas in the cooking cavity, and then the maturity of the food in the cooking cavity can be detected and judged. The waterproof and breathable component can filter the water vapor in the gas, and then the influence of steam on the odor sensor can be effectively prevented, thereby improving the detection reliability of the odor sensor. In addition, the scheme has a simple structure and is conducive to reducing costs. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 It is a structural schematic diagram of a cooking device according to an embodiment of the utility model.

[0023] Figure 2 yes Figure 1 Schematic diagram of part of the structure.

[0024] Figure 3 yes Figure 2 Schematic diagram of the structure from another perspective.

[0025] Figure 4 yes Figure 3 A decomposition diagram of .

[0026] Figure 5 yes Figure 3 Top view of the .

[0027] Figure 6 yes Figure 5 AA section view.

[0028] Figure 7 yes Figure 6 Schematic diagram of the enlarged structure of area B in the middle.

[0029] Figure 8 yes Figure 4 Schematic diagram of some structures in .

[0030] Fig. 9 yes Figure 8 A decomposition diagram of .

[0031] Fig.10 yes Figure 4 Schematic diagram of the enlarged structure of the C area in the middle.

[0032] Fig.11 yes Fig.10 A schematic diagram of the decomposed structure.

[0033] Fig.12 yes Figure 4 Schematic diagram of the structure of the middle air guide cover.

[0034] Fig.13 yes Fig.12 Schematic diagram of the structure from another perspective.

[0035] Fig.14 yes Fig.13 Schematic diagram of the enlarged structure of the D area in the middle.

[0036] Fig.15 yes Fig.14 Top view of the .

[0037] Fig.16 yes Fig.12 Schematic diagram of the enlarged structure of the E area in the middle.

[0038] Fig.17 yes Fig.16 A schematic diagram of the decomposed structure.

[0039] Fig.18 yes Fig.17 Schematic diagram of the structure of the mounting board and odor sensor.

[0040] The accompanying drawings are marked as follows: 1. Box body; 10. Take-in and put-out opening; 11. Box door; 12. Door frame; 13. Heat dissipation duct; 130. Detection channel; 131. Heat dissipation fan; 132. Wind guide cover; 1321. Detection slot; 1322. Boss; 1323. Fixing column; 1324. Support rib; 1325. Mounting hole; 133. Wind shield rib; 1330. Opening area; 1331. First shield rib part; 1332. Second shield rib part; 1333. Third shield rib part; 134. Mounting plate; 1341. Fixing hole; 14. Support top plate; 141. Air outlet; 15. Support back plate; 2. Inner pot; 20. Cooking cavity; 21. Pressure relief port; 3. Pressure relief member; 4. Condensation hood; 40. Condensation cavity; 41. Air vent; 5. Odor sensor; 6. Heat insulation board; 61. Air outlet. DETAILED DESCRIPTION

[0041] Typical embodiments that embody the features and advantages of the present invention will be described in detail in the following description. It should be understood that the present invention can have various changes in different embodiments without departing from the scope of the present invention, and the descriptions and illustrations therein are essentially for illustrative purposes rather than for limiting the present invention.

[0042] In the description of the present application, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present application.

[0043] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Thus, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of this application, the meaning of "plurality" is two or more, unless otherwise clearly and specifically defined.

[0044] In the description of this application, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in this application can be understood according to specific circumstances.

[0045] In some existing cooking devices, when cooking ingredients at high temperatures, the ingredients are often overcooked, which not only wastes ingredients but also has a significant safety impact. In existing cooking devices, cameras and other equipment are usually used to detect the maturity of ingredients, but this solution is expensive. Some solutions also use odor sensors to detect the maturity of meat ingredients, but the detection reliability of existing odor sensors is easily affected by steam.

[0046] For the sake of ease of description, unless otherwise specified, the directions of up, down, left, right, front and back in this article are all based on the state of the cooking device when in use. The door of the cooking device is the front, the opposite direction is the back, the vertical direction is the up and down direction, and the horizontal direction is the left and right direction.

[0047] Figure 1 It is a structural schematic diagram of a cooking device according to an embodiment of the utility model.

[0048] See also Figure 1As shown, the cooking device provided in the embodiment of the utility model may include a box 1. The box 1 is configured as a shell of the cooking device. The box 1 may be a rectangular hollow structure. It should be noted that in other embodiments, the box 1 may also adopt a shell structure of other shapes. The specific shape of the box 1 can be adjusted as needed and is not limited here.

[0049] Figure 2 yes Figure 1 Schematic diagram of part of the structure.

[0050] See also Figure 2 As shown, in some embodiments, a cooking cavity 20 may be formed in the box body 1. The cooking cavity 20 may be used for high temperature cooking such as steaming and baking food.

[0051] In some embodiments, a take-in / put-out opening 10 may be provided on the front wall of the housing 1. The take-in / put-out opening 10 may be connected to the cooking cavity 20. Food materials may be placed into the cooking cavity 20 through the take-in / put-out opening 10.

[0052] In some embodiments, the cooking device may include an inner pot 2. The inner pot 2 may be disposed in the housing 1. A cooking cavity 20 is formed in the inner pot 2. The inner pot 2 has an opening at the front end, and the front end opening of the inner pot 2 may be connected to the access opening 10, that is, the access opening 10 may be connected to the cooking cavity 20 inside the inner pot 2 through the front end opening of the inner pot 2.

[0053] See also Figure 1 and Figure 2 As shown, in some embodiments, a cabinet door 11 may be provided on the front side of the cabinet 1. The cabinet door 11 may be opposite to the access opening 10 on the front side of the cabinet 1. The cabinet door 11 is used to open and close the access opening 10 on the front side of the cabinet 1, so that the cabinet door 11 can open and close the cooking cavity 20 in the inner pot 2.

[0054] In some embodiments, a door frame 12 may be provided on the front side wall of the cabinet 1. The cabinet door 11 may be rotatably connected to the front side of the door frame 12. The access opening 10 on the front side of the cabinet 1 may be opened at the center of the door frame 12. The door frame 12 may be arranged around the access opening 10 of the cabinet 1. The front opening of the cooking cavity 20 in the inner pot 2 may be directly opposite to the center of the door frame 12. The door frame 12 may be arranged around the front opening of the inner pot 2. When the cabinet door 11 is closed, the peripheral edge of the cabinet door 11 may fit with the front side of the door frame 12 to seal the gap between the cabinet door 11 and the door frame 12, thereby closing the access opening 10 and the cooking cavity 20.

[0055] Figure 3 yes Figure 2 Schematic diagram of the structure from another perspective. Figure 4 yes Figure 3 A decomposition diagram of . Figure 5 yes Figure 3Top view of the . Figure 6 yes Figure 5 AA section view.

[0056] See also Figures 2 to 6 As shown, in some embodiments, a heater (not shown) may be provided in the housing 1. The heater may be used to create a high temperature environment in the cooking cavity 20 of the inner pot 2, thereby enabling the roasting and baking functions of the cooking device.

[0057] In some embodiments, the heater can be disposed on the inner wall of the inner pot 2, such as the top of the cooking cavity 20. It should be noted that in other embodiments, the heater can also be disposed on the back of the cooking cavity 20, or on other side walls of the cooking cavity 20.

[0058] In some embodiments, a plurality of heaters may be provided. The plurality of heaters may be arranged in the top, back, side wall or bottom wall of the cooking cavity 20, respectively.

[0059] See also Figures 2 to 6 As shown, in some embodiments, a steam generator (not shown) may be provided in the housing 1. The steam generator may be provided outside the inner pot 2. The steam generator may be connected to the cooking cavity 20 in the inner pot 2 through a pipeline, and then a high-temperature steam environment may be created in the cooking cavity 20 of the inner pot 2, thereby realizing the steam cooking function in the cooking cavity 20.

[0060] See also Figures 1 to 6 As shown, in some embodiments, a heat dissipation duct 13 may be provided in the box body 1. One end of the heat dissipation duct 13 may be connected to the inside of the box body 1. The other end of the heat dissipation duct 13 may be connected to the external space of the box body 1. The heat dissipation duct 13 may be used to discharge air to the outside of the box body 1 for heat dissipation, and the heat in the box body 1 may be discharged to the outside of the box body 1 through the heat dissipation duct 13, thereby realizing the heat dissipation function inside the box body 1.

[0061] See also Figures 2 to 6 As shown, in some embodiments, a heat dissipation fan 131 may be provided in the heat dissipation duct 13. The heat dissipation fan 131 may be used to provide wind power. When the heat dissipation fan 131 is running, the air inlet end of the heat dissipation duct 13 may draw air in the box body 1, and discharge the air to the outside of the box body 1 through the air outlet end of the heat dissipation duct 13 to dissipate heat, thereby realizing the heat dissipation function inside the box body 1.

[0062] In some embodiments, one end of the heat dissipation duct 13 connected to the housing 1 may be an air inlet end. One end of the heat dissipation duct 13 connected to the outside of the housing 1 may be an air outlet end. The heat dissipation fan 131 may be disposed at the air inlet end of the heat dissipation duct 13. It should be noted that, in other embodiments, the heat dissipation fan 131 may also be disposed at other positions of the heat dissipation duct 13.

[0063] In some embodiments, the heat dissipation fan 131 may be a cross-flow fan to increase the wind force at the air inlet end of the heat dissipation duct 13, improve the efficiency of extracting air in the box 1, and thus improve the heat dissipation efficiency in the cavity. It should be noted that in other embodiments, the heat dissipation fan 131 may also be other types of fans.

[0064] In some embodiments, the heat dissipation duct 13 may be disposed in a cavity (not shown) formed between the inner liner 2 and the housing 1. The air inlet end of the heat dissipation duct 13 is connected to the cavity. Therefore, when the heat dissipation fan 131 is running, the heat in the cavity can be discharged to the outside of the housing 1 through the heat dissipation duct 13, thereby achieving the heat dissipation function inside the housing 1.

[0065] In some embodiments, the heat dissipation duct 13 may be disposed in the top area of ​​the housing 1. The heat dissipation duct 13 may be disposed above the top of the cooking cavity 20. The heat dissipation duct 13 may be disposed above the top of the inner pot 2.

[0066] It should be noted that, in some other embodiments, the heat dissipation duct 13 may also be provided at other positions of the cooking cavity 20 and the inner pot 2. The heat dissipation duct 13 may also be provided at other positions in the box body 1.

[0067] In some embodiments, the air inlet end of the heat dissipation duct 13 may be located at the back side of the air outlet end thereof. The heat dissipation duct 13 may be arranged extending along the front-to-back direction of the housing 1. The heat dissipation duct 13 discharges the heat in the cavity into the front space of the housing 1.

[0068] In some embodiments, the air outlet of the heat dissipation duct 13 may be arranged on the upper side of the cabinet door 11. Therefore, the heat dissipation duct 13 will not affect the opening or closing of the cabinet door 11. When the cabinet door 11 is closed, the heat dissipation performance of the heat dissipation duct 13 will not be affected.

[0069] See also Figures 2 to 6 As shown, in some embodiments, a supporting top plate 14 may be provided in the box body 1. The supporting top plate 14 may be provided above the inner liner 2 at intervals. The heat dissipation duct 13 may be arranged above the top of the supporting top plate 14.

[0070] In some embodiments, an air guide cover 132 may be provided on the top surface of the supporting top plate 14. The air guide cover 132 and the supporting top plate 14 may enclose a heat dissipation duct 13. At this time, the rear end of the air guide cover 132 may serve as the air inlet end of the heat dissipation duct 13. The heat dissipation fan 131 may be provided at the rear end of the air guide cover 132. The front end of the air guide cover 132 may face the front side of the box body 1 and serve as the air outlet end of the heat dissipation duct 13.

[0071] See also Figures 2 to 5As shown, in some embodiments, the width of the heat dissipation duct 13 can be gradually widened in the direction from the air inlet end of the heat dissipation duct 13 toward the air outlet end thereof. Specifically, in the direction from the back to the front of the box body 1, the width of the air guide cover 132 can be gradually widened, thereby making the width of the heat dissipation duct 13 gradually widen, thereby improving the heat dissipation efficiency of the heat dissipation duct 13.

[0072] See also Figures 2 to 6 As shown, in some embodiments, the thickness of the heat dissipation duct 13 can be gradually reduced in the direction from the air inlet end of the heat dissipation duct 13 toward its air outlet end. Specifically, in the direction from the back to the front of the box body 1, the distance between the air guide cover 132 and the supporting top plate 14 can be gradually reduced, so that the thickness of the heat dissipation duct 13 can be gradually reduced. When the heat dissipation fan 131 is running, the wind speed in the heat dissipation duct 13 can be gradually increased in the direction from the air inlet end of the heat dissipation duct 13 toward its air outlet end.

[0073] See also Figures 2 to 6 As shown, in some embodiments, a supporting back plate 15 may be provided in the box body 1. The supporting back plate 15 may be provided on the back side of the inner liner 2. The bottom of the supporting back plate 15 may be supported on the bottom plate of the box body 1. The top of the supporting back plate 15 may be connected to the rear end of the supporting top plate 14. The front end of the supporting top plate 14 may be fixed on the box body 1, so that the supporting top plate 14 can be stably fixed on the upper side of the inner liner 2.

[0074] Figure 7 yes Figure 6 Schematic diagram of the enlarged structure of area B in the middle. Figure 8 yes Figure 4 Schematic diagram of some structures in . Fig. 9 yes Figure 8 A decomposition diagram of .

[0075] See also Figures 6 to 9 As shown, in some embodiments, a pressure relief port 21 may be provided on the top wall of the inner pot 2. The pressure relief port 21 may be connected to the cooking cavity 20. When high temperature cooking or steam cooking is performed in the cooking cavity 20, the gas in the cooking cavity 20 may be discharged through the pressure relief port 21 and pressure may be relieved to the outside of the inner pot 2.

[0076] It should be noted that, in some other embodiments, the pressure relief port 21 may also be provided on other outer walls of the inner container 2 .

[0077] In some embodiments, the inner wall of the heat dissipation duct 13 may be provided with an air outlet 141 connected to the pressure relief port 21. The gas in the cooking cavity 20 in the inner pot 2 may enter the heat dissipation duct 13 through the pressure relief port 21 and the air outlet 141 in sequence, thereby achieving pressure relief and heat dissipation of the cooking cavity 20.

[0078] In some embodiments, the heat dissipation duct 13 may be disposed above the bottom of the inner container 2 . The air outlet 141 may be provided on the bottom side wall of the heat dissipation duct 13 . The air outlet 141 may be provided on the supporting top plate 14 .

[0079] It should be noted that in other embodiments, when the heat dissipation duct 13 is arranged on the outside of other side walls of the inner liner 2, the pressure relief port 21 can be arranged on the corresponding outer wall of the inner liner 2, and the air outlet 141 can be arranged on the corresponding side wall of the heat dissipation duct 13 facing the pressure relief port 21.

[0080] See also Figures 6 to 9 As shown, in some embodiments, a pressure relief member 3 may be provided between the heat dissipation duct 13 and the inner pot 2. The support top plate 14 may be arranged above the top of the inner pot 2 at intervals. The pressure relief member 3 may be provided between the bottom surface of the support top plate 14 and the top wall of the inner pot 2. The bottom end of the pressure relief member 3 may be connected to the pressure relief port 21. The top end of the pressure relief member 3 may be connected to the air outlet 141. Therefore, the gas in the cooking cavity 20 may enter the heat dissipation duct 13 through the pressure relief port 21, the pressure relief member 3 and the air outlet 141 in sequence.

[0081] See also Figures 6 to 9 As shown, in some embodiments, the support top plate 14 can be arranged at intervals above the top of the pressure relief member 3. A condensation hood 4 is provided between the support top plate 14 and the pressure relief member 3. The condensation hood 4 can be covered on the bottom surface of the support top plate 14. A condensation chamber 40 can be formed between the condensation hood 4 and the bottom surface of the support top plate 14. The top of the pressure relief member 3 can be against the condensation hood 4. The top of the pressure relief member 3 can be connected to the condensation chamber 40. The air outlet 141 can be provided on the top wall of the condensation chamber 40. The air outlet 141 can be connected to the condensation chamber 40. Therefore, the gas in the cooking chamber 20 can enter the condensation chamber 40 through the pressure relief port 21 and the pressure relief member 3 in turn to be condensed, so that the gas condenses and cools down and then enters the inside of the heat dissipation duct 13 through the air outlet 141.

[0082] See also Fig. 9 As shown, in some embodiments, one or more vent holes 41 may be provided on the bottom surface of the condensation cover 4. The top end of the pressure relief member 3 may be connected to the condensation chamber 40 through the one or more vent holes 41.

[0083] See also Figure 6 to Figure 7 As shown, in some embodiments, a detection channel 130 may be provided inside the heat dissipation duct 13. The gas outlet 141 may be directly connected to one end of the detection channel 130. Therefore, when the gas in the cooking cavity 20 flows out through the pressure relief port 21, the gas can flow into the detection channel 130 through the gas outlet 141.

[0084] In some embodiments, an odor sensor 5 may be provided inside the detection channel 130. The odor sensor 5 may be used to detect the gas entering the detection channel 130. Therefore, when the gas in the cooking cavity 20 flows into the detection channel 130 through the pressure relief port 21 and the gas outlet 141, the gas may be detected by the odor sensor 5. The odor sensor 5 is convenient for detecting the gas in the cooking cavity 20, and according to the detection state of the odor sensor 5, the maturity of the food in the cooking cavity 20 may be detected and judged.

[0085] See also Figure 7 As shown, in some embodiments, the detection channel 130 can be arranged inside the heat dissipation duct 13 in a vertically extending manner. The detection channel 130 can be arranged above the top of the air outlet 141. The bottom end of the detection channel 130 can be directly connected to the air outlet 141. The top end of the detection channel 130 can extend to the top wall of the heat dissipation duct 13. It should be noted that in other embodiments, the detection channel 130 can also be arranged inside the heat dissipation duct 13 in an inclined upward manner.

[0086] In some embodiments, the odor sensor 5 may be disposed at one end of the detection channel 130 away from the air outlet 141. The odor sensor 5 may be disposed at the top region of the detection channel 130. It should be noted that, in other embodiments, the odor sensor 5 may also be disposed at other positions in the detection channel 130.

[0087] Fig.10 yes Figure 4 Schematic diagram of the enlarged structure of the C area in the middle. Fig.11 yes Fig.10 A schematic diagram of the decomposed structure.

[0088] See also Figures 4 to 11 As shown, in some embodiments, a waterproof and breathable component may be provided at the air outlet 141. The waterproof and breathable component may be sealed at the air outlet 141. The waterproof and breathable component can be used to filter the water vapor flowing through the air outlet 141. When the gas in the cooking cavity 20 flows into the detection channel 130 through the pressure relief port 21 and the air outlet 141, the gas can be filtered by the waterproof and breathable component and then enter the detection channel 130 for detection by the odor sensor 5, thereby effectively preventing the influence of steam on the odor sensor 5 and improving the detection reliability of the odor sensor 5.

[0089] It should be noted that, in some embodiments, when the gas in the cooking cavity 20 enters the condensation cavity 40 through the pressure relief port 21 and the pressure relief member 3, the gas will be condensed and cooled in the condensation cavity 40. The condensed and cooled gas can flow into the detection channel 130 through the gas outlet 141, and after being filtered by the waterproof and breathable component, it is provided for detection by the odor sensor 5. Therefore, the setting of the condensation cavity 40 can also effectively reduce the influence of steam and heat on the odor sensor 5, and improve the detection reliability of the odor sensor 5.

[0090] See also Figure 10 to Figure 11 As shown, in some embodiments, the waterproof and breathable component may include a heat insulating board 6. The heat insulating board 6 may be covered on the air outlet 141. An air outlet hole 61 connected to the air outlet 141 may be opened on the heat insulating board 6. The aperture of the air outlet hole 61 may be smaller than the air outlet 141. A plurality of air outlet holes 61 may be provided. A plurality of air outlet holes 61 may be arranged at intervals on the heat insulating board 6. A plurality of air outlet holes 61 may be connected to the air outlet 141, respectively. Therefore, when the gas in the cooking cavity 20 can flow out through the pressure relief port 21, it can flow into the detection channel 130 through the plurality of air outlet holes 61 on the heat insulating board 6.

[0091] In some embodiments, the heat insulation board 6 may be disposed in the heat dissipation duct 13. The heat insulation board 6 may be disposed at one end of the detection channel 130 connected to the air outlet 141. The heat insulation board 6 may be covered on the top surface of the supporting top plate 14.

[0092] It should be noted that, in other embodiments, the heat insulation board 6 may also be outside the heat dissipation duct 13. The heat insulation board 6 may be arranged on the bottom surface of the supporting top plate 14. The heat insulation board 6 may be arranged on the top of the condensation chamber 40.

[0093] See also Figure 10 to Figure 11 As shown, in some embodiments, the waterproof breathable component may include a waterproof breathable membrane (not shown in the figure). The waterproof breathable membrane may be attached to the outer wall of the heat insulation board 6. The waterproof breathable membrane may cover a plurality of air outlets 61. The waterproof breathable membrane can filter water vapor flowing through the air outlets 61. When the gas in the cooking cavity 20 flows into the interior of the detection channel 130 through the pressure relief port 21 and the air outlet 141, the gas can flow into the interior of the detection channel 130 through the air outlet 61. When the gas flows through the air outlet 61, the gas can filter out water vapor through the waterproof breathable membrane and then enter the detection channel 130 for detection by the odor sensor 5.

[0094] Fig.12 yes Figure 4 A schematic structural diagram of the middle air guide cover 132. Fig.13 yes Fig.12 Schematic diagram of the structure from another perspective. Fig.14 yes Fig.13 Schematic diagram of the enlarged structure of the D area in the middle.

[0095] See also Figures 7 to 14 As shown, in some embodiments, a vertically extending wind shielding rib 133 may be provided in the heat dissipation air duct 13. The detection channel 130 may be formed inside the wind shielding rib 133.

[0096] In some embodiments, an opening area 1330 is formed on one side of the wind shielding rib 133 facing the air outlet end of the heat dissipation air duct 13. The wind shielding rib 133 is arranged on one side of the opening area 1330 facing the air inlet end of the heat dissipation air duct 13. The wind shielding rib 133 is arranged on one side of the opening area 1330 facing the heat dissipation fan 131. The detection channel 130 may be formed inside the wind shielding rib 133. The detection channel 130 may be located between the wind shielding rib 133 and the opening area 1330. The detection channel 130 may be connected to the inside of the heat dissipation air duct 13 through the opening area 1330. Therefore, the wind shielding rib 133 may block the wind in the heat dissipation air duct 13, prevent the heat dissipation fan 131 from blowing away the odor concentration in the detection channel 130, and improve the detection reliability of the odor sensor 5, so as to reliably judge the state of the food in the cooking cavity 20 through the odor sensor 5. When the gas in the cooking cavity 20 enters the detection channel 130 through the gas outlet 141 , the gas in the detection channel 130 can enter the heat dissipation duct 13 through the opening area 1330 and be discharged to the outside of the box 1 through the air outlet end of the heat dissipation duct 13 .

[0097] It should be noted that, in some other embodiments, the wind shield 133 may also be an annular structure. A vent may be provided on one side of the wind shield 133 facing the air outlet of the heat dissipation air duct 13, through which the gas in the detection channel 130 can be

[0098] See also Figure 7 and Fig.14 As shown, in some embodiments, the wind shield 133 may be arranged to extend downward from the inner top surface of the wind guide cover 132. The bottom end of the wind shield 133 may extend to the top surface of the supporting top plate 14.

[0099] It should be noted that, in some other embodiments, the wind shielding ribs 133 may also be arranged to extend upward from the top surface of the supporting top plate 14. The top ends of the wind shielding ribs 133 may extend to the bottom surface of the wind guide cover 132.

[0100] Fig.15 yes Fig.14 Top view of the .

[0101] See also Fig.14 and Fig.15As shown, in some embodiments, the wind shielding rib 133 may include a first shielding rib portion 1331. The first shielding rib portion 1331 may be provided on a side of the detection channel 130 facing the heat dissipation fan 131. The first shielding rib portion 1331 may prevent the wind of the heat dissipation fan 131 from directly blowing into the detection channel 130.

[0102] In some embodiments, the wind shielding rib 133 may include a second shielding rib portion 1332 and a third shielding rib portion 1333. The second shielding rib portion 1332 and the third shielding rib portion 1333 may be disposed on opposite sides of the detection channel 130. One end of the second shielding rib portion 1332 facing the heat dissipation fan 131 may be connected to the first shielding rib portion 1331. One end of the third shielding rib portion 1333 facing the heat dissipation fan 131 may be connected to the first shielding rib portion 1331. The detection channel 130 may be enclosed and formed between the first shielding rib portion 1331, the second shielding rib portion 1332 and the third shielding rib portion 1333. The second shielding rib portion 1332 and the third shielding rib portion 1333 may block the wind of the heat dissipation fan 131 from blowing into the interior of the detection channel 130 from both sides of the detection channel 130.

[0103] In some embodiments, the detection channel 130 may be in a rectangular structure. The opening area 1330 may be formed on one side of the rectangular detection channel 130 facing the air outlet end of the heat dissipation air duct 13 .

[0104] See also Figure 7 and Fig.14 As shown, in some embodiments, a detection groove 1321 is recessed upward on the inner top wall of the wind guide cover 132. The upper end of the wind shield 133 can be arranged in the detection groove 1321. The wind shield 133 can be arranged to extend downward from the inner wall of the detection groove 1321. The odor sensor 5 can be arranged at the top of the detection channel 130. The odor sensor 5 can be located in the detection groove 1321. The detection groove 1321 can provide more installation space for the detection channel 130. The odor sensor 5 is arranged in the detection groove 1321, and the wind in the heat dissipation fan 131 can also be prevented from blowing toward the odor sensor 5, which is conducive to improving the reliability of the odor sensor 5.

[0105] Fig.16 yes Fig.12 Schematic diagram of the enlarged structure of the E area in the middle. Fig.17 yes Fig.16 A schematic diagram of the decomposed structure. Fig.18 yes Fig.17 Schematic diagram of the structure of the mounting plate 134 and the odor sensor 5.

[0106] See also Figure 7 and Fig.18As shown, in some embodiments, a boss 1322 may be convexly provided on the top surface of the air guide cover 132. The boss 1322 may be arranged opposite to the detection slot 1321. The detection slot 1321 may be formed below the bottom of the boss 1322. The detection slot 1321 and the boss 1322 may be integrally formed on the air guide cover 132.

[0107] In some embodiments, a mounting hole 1325 connected to the detection channel 130 may be provided on the boss 1322. A mounting plate 134 may be provided above the top surface of the boss 1322. The mounting plate 134 may be detachably fixed above the top surface of the boss 1322. The odor sensor 5 is provided on the bottom surface of the mounting plate 134. When the mounting plate 134 is fixed above the top surface of the boss 1322, the odor sensor 5 is inserted into the mounting hole 1325, and the odor sensor 5 can extend into the top area arranged in the detection channel 130, and then the odor sensor can be suspended and fixed in the top area in the detection channel 130 through the mounting plate 134.

[0108] See also Fig.16 and Fig.17 As shown, in some embodiments, a fixing column 1323 may be protruding from the top surface of the air scoop 132. A fixing hole 1341 may be opened on the mounting plate 134. The mounting plate 134 may be fixed to the fixing column 1323 through the fixing hole 1341, so that the mounting plate 134 can be fixedly mounted on the top of the air scoop 132.

[0109] In some embodiments, two fixing columns 1323 may be provided on the top surface of the air guide cover 132. The two fixing columns 1323 may be provided on opposite sides of the boss 1322. Two fixing holes 1341 may be provided on the mounting plate 134. The two fixing holes 1341 may be arranged in a one-to-one correspondence with the two fixing columns 1323. The mounting plate 134 may be fixedly mounted above the top surface of the boss 1322 through the fixing columns 1323.

[0110] See also Fig.16 and Fig.17 As shown, in some embodiments, a support rib 1324 may be convexly provided on the top surface of the boss 1322. The support rib 1324 may be provided in the area between the two fixing columns 1323. When the mounting plate 134 is mounted above the top surface of the boss 1322 through the fixing columns 1323, the support rib 1324 can abut against the bottom surface of the mounting plate 134, so that the mounting plate 134 can be stably fixed above the top surface of the boss 1322.

[0111] In some embodiments, two support ribs 1324 may be protruding from the top surface of the boss 1322. The two support ribs 1324 may be arranged in parallel and spaced apart. When the mounting plate 134 is mounted above the top surface of the boss 1322 through the fixing column 1323, the mounting plate 134 may be supported on the two support ribs 1324 at the same time, thereby improving the stability of the mounting plate 134.

[0112] Based on the above technical solution, the embodiment of the utility model has at least the following advantages and positive effects:

[0113] In the cooking device of the embodiment of the utility model, a cooking cavity 20 is provided in the inner pot 2, and a pressure relief port 21 connected to the cooking cavity 20 is provided on the outer wall of the inner pot 2. A heat dissipation duct 13 is provided in the box body 1, and heat is dissipated to the outside of the box body 1 through the heat dissipation duct 13. An air outlet 141 connected to the pressure relief port 21 is provided on the inner wall of the heat dissipation duct 13, and a detection channel 130 directly connected to the air outlet 141 is provided in the heat dissipation duct 13. The odor sensor 5 is arranged in the detection channel 130 for detecting the gas entering the detection channel 130. When the gas in the cooking cavity 20 flows out through the pressure relief port 21, the gas can flow into the detection channel 130 through the air outlet 141; the gas can enter the detection channel 130 for detection by the odor sensor 5 after being filtered by the waterproof and breathable component, so that the odor sensor 5 can detect the gas in the cooking cavity 20, and then the maturity of the food in the cooking cavity 20 can be detected and judged. The waterproof and breathable component can filter the water vapor in the gas, thereby effectively preventing the steam from affecting the odor sensor 5, thereby improving the detection reliability of the odor sensor 5. In addition, the solution has a simple structure and is conducive to reducing costs.

[0114] Although the utility model has been described with reference to several typical embodiments, it should be understood that the terms used are illustrative and exemplary, rather than restrictive. Since the utility model can be implemented in a variety of forms without departing from the spirit or essence of the utility model, it should be understood that the above-mentioned embodiments are not limited to any of the aforementioned details, but should be widely interpreted within the spirit and scope defined by the attached claims, so all changes and modifications falling within the scope of the claims or their equivalents should be covered by the attached claims.

Claims

1. A cooking device, characterized in that: include: A housing, the housing forming an outer shell of the cooking device; An inner pot, the inner pot is arranged in the box; a cooking cavity is formed in the inner pot, and a pressure relief port communicating with the cooking cavity is arranged on the outer wall of the inner pot; A heat dissipation duct is provided in the box, one end of the heat dissipation duct is connected to the inside of the box, and the other end of the heat dissipation duct is connected to the outside of the box, and the heat dissipation duct is used to discharge air to the outside of the box to dissipate heat; an air outlet connected to the pressure relief port is provided on the inner wall of the heat dissipation duct, and a detection channel is provided in the heat dissipation duct, and the air outlet is directly connected to one end of the detection channel; An odor sensor is disposed in the detection channel and is used to detect gas entering the detection box; A waterproof and breathable component is provided at the air outlet, and the waterproof and breathable component can filter water vapor flowing through the air outlet; When the gas in the cooking cavity flows out through the pressure relief port, the gas can flow into the detection channel through the gas outlet; the gas can be filtered by the waterproof and breathable component and then enter the detection channel for detection by the odor sensor.

2. The cooking device according to claim 1, characterized in that: The waterproof breathable component comprises a heat insulation board, the heat insulation board is covered on the air outlet, and a plurality of air outlet holes connected to the air outlet are opened on the heat insulation board; The gas in the cooking cavity can flow out through the pressure relief port and flow into the detection channel through the plurality of gas outlet holes on the heat insulation plate.

3. The cooking device according to claim 2, characterized in that: The waterproof breathable component comprises a waterproof breathable membrane, which is attached to the outer wall of the heat insulation board and covers the multiple air outlets; the waterproof breathable membrane can filter water vapor flowing through the air outlets.

4. The cooking device according to claim 2, characterized in that: The heat insulation board is arranged in the detection channel, and the heat insulation board is arranged at the end of the detection channel connected to the air outlet.

5. The cooking device according to claim 1, characterized in that: The odor sensor is arranged at an end of the detection box away from the air outlet.

6. The cooking device according to claim 1, characterized in that: The pressure relief port is arranged on the top wall of the inner container, and the heat dissipation duct is arranged above the top of the inner container; The air outlet is arranged on the bottom wall of the heat dissipation duct, the detection channel is arranged in the heat dissipation duct along the vertical extension bottom, the bottom end of the detection channel is directly connected to the air outlet, and the top end of the detection channel extends to the top wall of the heat dissipation duct.

7. The cooking device according to claim 6, characterized in that: The end of the heat dissipation duct connected to the outside of the box is the air outlet end; the end of the heat dissipation duct connected to the inside of the box is the air inlet end; A vertically extending wind shielding rib is provided in the heat dissipation duct, and an opening area is formed on one side of the wind shielding rib facing the air outlet end of the heat dissipation duct; the wind shielding rib is arranged on one side of the opening area facing the air inlet end of the heat dissipation duct; The detection channel is formed in the wind shielding rib and is located between the wind shielding rib and the opening area. The detection channel is connected to the inside of the heat dissipation air duct through the opening area.

8. The cooking device according to claim 7, characterized in that: A supporting top plate is provided above the top of the inner liner, an air guide cover is provided on the top surface of the supporting top plate, the air guide cover is provided on the top surface of the supporting top plate, and the heat dissipation duct is formed between the air guide cover and the top surface of the supporting top plate; The wind shield ribs extend downward from the inner top surface of the wind guide cover to the top surface of the supporting top plate.

9. The cooking device according to claim 8, characterized in that: A detection groove is concavely arranged upward on the inner top wall of the wind guide cover, and the upper end of the wind shield rib is arranged in the detection groove; the odor sensor is arranged on the top of the detection channel and is located in the detection groove.

10. The cooking device according to claim 9, characterized in that A boss is convexly provided on the top surface of the air guide cover and arranged opposite to the detection groove, and the detection groove is formed below the bottom of the boss; The boss is provided with a mounting hole connected to the detection channel, a mounting plate is provided above the top surface of the boss, the odor sensor is arranged on the bottom surface of the mounting plate, the odor sensor is passed through the mounting hole, and extends into the top area arranged in the detection channel.

11. The cooking device according to claim 10, characterized in that The supporting top plates are arranged above the top of the inner container at intervals; A pressure relief piece is provided between the bottom surface of the supporting top plate and the top wall of the inner container, the bottom end of the pressure relief piece is communicated with the pressure relief port, and the top end of the pressure relief piece can be communicated with the air outlet.

12. The cooking device according to claim 11, characterized in that A condensation hood is provided between the support top plate and the pressure relief member, the condensation hood is provided on the bottom surface of the support top surface, and a condensation cavity is formed between the condensation hood and the bottom surface of the support top surface; The top end of the pressure relief member abuts against the condensation hood and is connected to the condensation chamber; The air outlet is arranged on the top wall of the condensation chamber, and the air outlet is connected to the condensation chamber.

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