Cooking device with power generation function and integrated cooker with cooking device

Abstract

The utility model relates to a cooking device with a power generation function and an integrated cooker with the cooking device, the cooking device comprises an inner container and a water tank arranged on one side of the inner container, the cooking device further comprises a temperature difference power generation assembly, the temperature difference power generation assembly comprises a temperature difference power generation module, and the temperature difference power generation module is clamped between the inner container and the water tank. The hot end of the thermoelectric power generation module is attached to the outer surface of the inner container, and the cold end of the thermoelectric power generation module is attached to the outer surface of the water tank. Cold water with large specific heat is contained in the water tank, the interior of the inner container is in a high-temperature state in the working state, the temperature difference power generation module is arranged between the inner container and the water tank in a clamped mode, the hot end of the temperature difference power generation module is attached to the outer surface of the inner container, and the cold end of the temperature difference power generation module is attached to the outer surface of the water tank. Therefore, temperature difference can be formed between the hot end and the cold end of the thermoelectric power generation module in the working state of the cooking device, and the formed temperature difference is utilized to generate power.

Description

Technical Field

[0001] The utility model relates to the field of cooking devices, in particular to a cooking device with a power generation function and an integrated stove with the cooking device. Background Art

[0002] A cooking device with a steaming function (e.g., a steamer) uses steam to steam the food placed in the inner pot, wherein the cold water in the water tank is passed into the steam generator, and the steam generator heats the water to generate steam. In the prior art, the water tank is generally arranged on the right side of the inner pot, and a high temperature is formed inside the inner pot in the working state, so that a temperature difference is formed between the inner pot and the water tank. For example, the Chinese utility model patent with patent number ZL202120246638.9 (authorization announcement number CN215077490U), the Chinese invention patent with patent number ZL202010324710.5 (authorization announcement number CN113545656A), etc.

[0003] Furthermore, thermoelectric power generation is a technology that uses the temperature difference between heat sources of different temperatures to generate electricity, for example, the Chinese invention patent "Self-powered smart cooking pot" with application number CN202310823791.7 (publication number CN116602538A). At present, there is no technology that uses the temperature difference between the inner pot and the water tank in the working state to generate electricity, resulting in a waste of energy.

[0004] Furthermore, an integrated stove is an appliance that integrates a gas stove with a cooking device, for example, the Chinese invention patent "An integrated stove with a cooking device" with application number CN202310947695.3 (publication number CN116857678A), the Chinese utility model patent with patent number ZL202220483042.5 (authorization announcement number CN217274302U), etc. Among them, the igniter of the gas stove is generally powered by a power board, resulting in the gas stove and the cooking device being unusable at the same time when there is a power outage, affecting the user experience. Summary of the invention

[0005] The first technical problem to be solved by the utility model is to provide a cooking device with a power generation function in view of the prior art. The cooking device can generate power by utilizing the temperature difference between the inner pot and the water tank in a working state.

[0006] The second technical problem to be solved by the utility model is to provide an integrated stove with the above cooking device in view of the prior art, wherein the gas stove part of the integrated stove can still be used in a power outage state.

[0007] The technical solution adopted by the utility model to solve the above-mentioned first technical problem is: a cooking device with power generation function, including an inner pot and a water tank arranged on one side of the inner pot, characterized in that it also includes a temperature difference power generation component, the temperature difference power generation component includes a temperature difference power generation module, the temperature difference power generation module is clamped between the inner pot and the water tank, and the hot end of the temperature difference power generation module is attached to the outer surface of the inner pot and the cold end is attached to the outer surface of the water tank.

[0008] Furthermore, it also includes a heat dissipation module for dissipating heat from the cold end of the temperature difference power generation module. The cold end is further dissipated by the heat dissipation module on the basis of the water tank to avoid the temperature rise of the cold end after long-term use and affect the temperature difference between the hot end and the cold end, thereby ensuring the power generation effect of the temperature difference power generation module.

[0009] Furthermore, at least one side of the outer surface of the inner tank is covered with a heat preservation layer, and the heat preservation layer is staggered with the above-mentioned temperature difference power generation module. The heat preservation layer can transfer more waste heat of the inner tank to the hot end of the temperature difference power generation module, thereby further increasing the temperature difference between the hot end and the cold end, and improving the power generation effect.

[0010] Furthermore, the water tank is arranged on the right side of the inner tank, the temperature difference power generation module is sandwiched between the right side wall of the inner tank and the water tank, and the outer surface of the inner tank except the right outer side is provided with the insulation layer, so that the waste heat of the inner tank can be transferred to the hot end of the temperature difference power generation module to the greatest extent.

[0011] Furthermore, the heat dissipation module is a heat dissipation fin fixed to the cold end of the temperature difference power generation module, which facilitates the installation of the heat dissipation module and ensures the heat dissipation effect of the heat dissipation module on the cold end.

[0012] Furthermore, the thermoelectric power generation module is a semiconductor block component and is vertically arranged in the front-to-back direction. The hot end of the thermoelectric power generation module is facing the side of the inner tank and the cold end is facing the side of the water tank. The heat dissipation modules are two and are respectively fixed at the upper and lower ends of the cold end along the width direction of the thermoelectric power generation module and are respectively placed on the top and bottom surfaces of the water tank. On the one hand, the heat dissipation modules can be stably arranged, and the heat dissipation effect of the cold end can be better guaranteed. On the other hand, the heat dissipation module can dissipate heat to the water tank at the same time, avoiding the temperature rise of the water tank and affecting the temperature difference between the hot end and the cold end of the thermoelectric power generation module.

[0013] Furthermore, it also includes a mounting baffle plate vertically arranged between the inner tank and the water tank in the front-to-back direction, a mounting opening matching the size of the thermoelectric power generation module is opened in the middle of the mounting baffle plate, and the thermoelectric power generation module is embedded in the mounting opening in the left-right direction, so that the thermoelectric power generation module can be stably arranged between the inner tank and the water tank.

[0014] The technical solution adopted to further solve the above-mentioned second technical problem is: an integrated stove, including a gas stove, characterized in that it also includes a cooking device with power generation function as described above, and the cooking device is arranged under the above-mentioned gas stove.

[0015] Furthermore, the thermoelectric power generation assembly also includes a charge-discharge battery for storing the electric energy generated by the thermoelectric power generation module, and the charge-discharge battery is electrically connected to the igniter of the gas stove through a connecting circuit. The electric energy generated by thermoelectric power generation is used to power the igniter, solving the problem that the gas stove cannot be used in the event of a power outage.

[0016] Furthermore, the connection circuit includes a boost voltage stabilization circuit and an overcharge protection circuit, so that the charge-discharge battery can stably supply power to the igniter, thereby better ensuring the ignition function of the igniter.

[0017] Furthermore, the gas stove comprises a stove shell, which comprises a bottom plate with an upper opening and a panel covering the bottom plate, an exhaust window is provided at the rear end of the panel, a heat dissipation channel for dissipating heat from electrical components generating heat in a working state is provided in the stove shell, a heat dissipation fan is installed at the air inlet end of the heat dissipation channel, and an air outlet end is fluidly connected to the exhaust window,

[0018] The cooking device also includes a box, the inner pot is arranged in the box, and forms an installation space for installing the water tank with one side of the inner pot, the heat dissipation fan is arranged on the bottom wall of the chassis, and the air inlet of the heat dissipation fan is located in the installation space. In this way, the heat dissipation fan can dissipate heat to the installation space when in operation, so that the water tank can be kept at a low temperature better, and the heat on the heat dissipation module can be taken away more quickly, thereby ensuring the heat dissipation effect, and finally ensuring that the cold end and the hot end of the temperature difference power generation module maintain a large temperature difference.

[0019] Furthermore, the water tank and the heat dissipation fan are arranged adjacent to each other, so that the heat dissipation fan can better absorb the hot air around the water tank and improve the heat dissipation effect of the water tank.

[0020] Compared with the prior art, the advantages of the utility model are: the water tank contains cold water with a large specific heat, and the interior of the inner pot is in a high temperature state in the working state, a temperature difference power generation module is sandwiched between the inner pot and the water tank, and the hot end of the temperature difference power generation module is attached to the outer surface of the inner pot and the cold end is attached to the outer surface of the water tank, so that when the cooking device is in the working state, a temperature difference can be formed between the hot end and the cold end of the temperature difference power generation module, and the formed temperature difference can be used to generate electricity. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 This is a schematic diagram of the structure of an integrated stove in an embodiment of the utility model;

[0022] Figure 2This is a partial structural schematic diagram of an integrated stove in an embodiment of the utility model (without the surface lining plate);

[0023] Figure 3 Another partial structural diagram of the integrated stove in the embodiment of the utility model (with the surface lining plate and the water tank omitted);

[0024] Figure 4 This is another partial structural diagram of the integrated stove in the embodiment of the utility model (with the right side plate of the box omitted);

[0025] Figure 5 for Figure 4 A schematic diagram of the structure in another direction (with the burner head and panel of the gas stove etc. omitted). DETAILED DESCRIPTION

[0026] The present invention will be described in further detail below in conjunction with the accompanying drawings.

[0027] In the description of the present utility model, 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", "axial", "radial", "circumferential" and the like indicate the orientation or position relationship based on the orientation or position relationship shown in the drawings, which is only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation. Since the embodiments disclosed in the present utility model can be set in different directions, these terms indicating directions are only for illustration and should not be regarded as limitations. For example, "up" and "down" are not necessarily limited to directions opposite to or consistent with the direction of gravity. In addition, the features defined as "first" and "second" may explicitly or implicitly include one or more of such features.

[0028] like Figures 1 to 5 As shown, an integrated stove comprises a gas stove 2 and a cooking device 1 arranged under the gas stove 2, wherein the cooking device 1 has a power generation function.

[0029] Furthermore, the cooking device 1 includes an inner pot 12 and a water tank 13 disposed on one side of the inner pot 12, and also includes a thermoelectric power generation component 3, the thermoelectric power generation component 3 includes a thermoelectric power generation module 31, the thermoelectric power generation module 31 is sandwiched between the inner pot 12 and the water tank 13, and the hot end of the thermoelectric power generation module 31 is attached to the outer surface of the inner pot 12 and the cold end is attached to the outer surface of the water tank 13. In this way, the water tank 13 of the utility model contains cold water with a large specific heat, and the inner pot 12 is in a high temperature state in the working state, and the thermoelectric power generation module 31 is sandwiched between the inner pot 12 and the water tank 13, and the hot end of the thermoelectric power generation module 31 is attached to the outer surface of the inner pot 12 and the cold end is attached to the outer surface of the water tank 13. In this way, when the cooking device 1 is in the working state, a temperature difference can be formed between the hot end and the cold end of the thermoelectric power generation module 31, and the formed temperature difference can be used to generate electricity. In this embodiment, the water tank 13 includes a water tank body 131 for containing cold water and an installation box 132 for containing the water tank body 131, wherein the water tank body 131 and the installation box 132 are both made of metal, and the cold end of the temperature difference power generation module 31 is in contact with the outer surface of the installation box 132.

[0030] Furthermore, at least one side of the outer surface of the inner tank 12 is coated with an insulation layer (not shown), and the insulation layer is staggered with the thermoelectric power generation module 31. The insulation layer can transfer more waste heat of the inner tank 12 to the hot end of the thermoelectric power generation module 31, thereby further increasing the temperature difference between the hot end and the cold end and improving the power generation effect. Preferably, the water tank 13 is arranged on the right side of the inner tank 12, and the thermoelectric power generation module 31 is sandwiched between the right side wall of the inner tank 12 and the water tank 13, and the outer surface of the inner tank 12 except the right outer side surface is provided with the insulation layer, so that the waste heat of the inner tank 12 can be transferred to the hot end of the thermoelectric power generation module 31 to the greatest extent. In the present embodiment, specifically, the insulation layer is thermal insulation cotton.

[0031] Furthermore, a heat dissipation module 32 for dissipating heat from the cold end of the temperature difference power generation module 31 is also included. The cold end is further dissipated by the heat dissipation module 32 on the basis of the water tank 13, so as to avoid the temperature rise of the cold end after long-term use and affect the temperature difference between the hot end and the cold end, thereby ensuring the power generation effect of the temperature difference power generation module 31. Preferably, in this embodiment, the heat dissipation module 32 is a heat dissipation fin fixed to the cold end of the temperature difference power generation module 31. On the one hand, it is convenient to install the heat dissipation module 32, and on the other hand, it can ensure the heat dissipation effect of the heat dissipation module 32 on the cold end.

[0032] Furthermore, the above-mentioned temperature difference power generation module 31 is a semiconductor block component and is vertically arranged along the front-to-back direction. The hot end of the temperature difference power generation module 31 is facing the side of the inner tank 12 and the cold end is facing the side of the water tank 13, so that the hot end can better fit with the outer side of the inner tank 12, and at the same time, the cold end can better fit with the outer surface of the installation box 132. The above-mentioned heat dissipation module 32 is two and is respectively fixed to the upper end and the lower end of the cold end along the width direction of the temperature difference power generation module 31, and is respectively placed on the top surface and the bottom surface of the above-mentioned water tank 13. On the one hand, it can realize the stable arrangement of each heat dissipation module 32, and at the same time, it can better ensure the heat dissipation effect of the cold end. On the other hand, the heat dissipation module 32 can dissipate heat to the water tank 13 at the same time, avoiding the temperature rise of the water tank 13 and affecting the temperature difference between the hot end and the cold end of the temperature difference power generation module 31.

[0033] Furthermore, in order to enable the temperature difference power generation module 31 to be stably arranged between the inner tank 12 and the water tank 13, it also includes a mounting baffle 6 vertically arranged between the inner tank 12 and the water tank 13 along the front-to-back direction, and a mounting opening 60 matching the size of the temperature difference power generation module 31 is opened in the middle of the mounting baffle 6, and the temperature difference power generation module 31 is embedded in the mounting opening 60 along the left-right direction.

[0034] Furthermore, the above-mentioned temperature difference power generation assembly 3 also includes a charge-discharge battery 4 for storing the electric energy generated by the temperature difference power generation module 31, and the charge-discharge battery 4 is electrically connected to the igniter of the above-mentioned gas stove 2 through a connecting circuit. The electric energy generated by temperature difference power generation is used to power the igniter, which solves the problem that the gas stove 2 cannot be used in the case of a power outage. Preferably, the above-mentioned connecting circuit includes a boost voltage stabilizing circuit and an overcharge protection circuit, so that the charge-discharge battery 4 can stably power the igniter, and better ensure the ignition function of the igniter.

[0035] Further, the gas stove 2 includes a stove shell 20, which includes a bottom plate 201 with an upper opening and a panel 202 covering the bottom plate 201, and an exhaust window (not shown) is provided at the rear end of the panel 202. A heat dissipation channel (not shown) for dissipating heat from electrical components (e.g., a display panel) that generate heat in a working state is provided in the stove shell 20, and a heat dissipation fan 23 is installed at the air inlet end of the heat dissipation channel, and the air outlet end is fluidly connected to the exhaust window. The cooking device 1 also includes a box body 11, and the inner pot 12 is arranged in the box body 11, and forms an installation space 5 for installing the water tank 13 with one side of the inner pot 12, and the heat dissipation fan 23 is arranged on the bottom wall of the bottom plate 201 from top to bottom, and the air inlet of the heat dissipation fan 23 is located in the installation space 5. In this way, the heat dissipation fan 23 can dissipate heat to the installation space 5 when in operation, so that the water tank 13 can be better kept in a low temperature state, while taking away the heat on the heat dissipation module 32 more quickly, ensuring its heat dissipation effect, and ultimately ensuring that a large temperature difference is maintained between the cold end and the hot end of the temperature difference power generation module 31.

[0036] In this embodiment, specifically, an exhaust cover plate 21 is embedded in the exhaust window, and an exhaust box 24 is provided under the exhaust window, and an air guide plate 22 is provided on the inner surface of the chassis 201 to enclose the heat dissipation channel, and the volute cover 231 of the heat dissipation fan 23 and the air guide plate 22 are integrated. The gas in the heat dissipation channel is first discharged into the exhaust box 24, and then discharged through the exhaust window. Preferably, the water tank 13 and the heat dissipation fan 23 are arranged adjacent to each other up and down, so that the heat dissipation fan 23 can better absorb the hot air around the water tank 13 and improve the heat dissipation effect of the water tank 13.

[0037] The "fluid communication" referred to in the present invention refers to the spatial position relationship between two components or parts (hereinafter collectively referred to as the first part and the second part respectively), that is, the fluid (gas, liquid or a mixture of the two) can flow from the first part along the flow path or / and be transported to the second part. The first part and the second part can be directly connected to each other, or the first part and the second part can be indirectly connected through at least one third party. The third party can be a fluid channel such as a pipe, channel, duct, guide member, hole, groove, etc., or it can be a chamber allowing fluid to flow through, or a combination of the above.

Claims

1. A cooking device with power generation function, comprising an inner pot (12) and a water tank (13) arranged on one side of the inner pot (12), characterized in that: It also includes a temperature difference power generation component (3), which includes a temperature difference power generation module (31). The temperature difference power generation module (31) is sandwiched between the inner tank (12) and the water tank (13), and the hot end of the temperature difference power generation module (31) is attached to the outer surface of the inner tank (12) and the cold end is attached to the outer surface of the water tank (13).

2. The cooking device with power generation function according to claim 1, characterized in that: It also includes a heat dissipation module (32) for dissipating heat from the cold end of the temperature difference power generation module (31).

3. The cooking device with power generation function as claimed in claim 2, characterized in that: At least one side of the outer surface of the inner container (12) is coated with a heat-insulating layer, and the heat-insulating layer and the temperature-difference power generation module (31) are arranged staggered.

4. The cooking device with power generation function as claimed in claim 3, characterized in that: The water tank (13) is arranged on the right side of the inner tank (12), the temperature difference power generation module (31) is sandwiched between the right side wall of the inner tank (12) and the water tank (13), and the outer surface of the inner tank (12) except the right outer side surface is provided with the above-mentioned insulation layer.

5. The cooking device with power generation function as claimed in claim 4, characterized in that: The heat dissipation module (32) is a heat dissipation fin fixed to the cold end of the temperature difference power generation module (31).

6. The cooking device with power generation function as claimed in claim 5, characterized in that: The temperature difference power generation module (31) is a semiconductor block component and is arranged vertically along the front-to-back direction. The hot end of the temperature difference power generation module (31) is facing the side of the inner tank (12) and the cold end is facing the side of the water tank (13). The heat dissipation modules (32) are two and are respectively fixed at the upper end and the lower end of the cold end along the width direction of the temperature difference power generation module (31) and are respectively placed on the top surface and the bottom surface of the water tank (13).

7. The cooking device with power generation function according to claim 6, characterized in that: It also includes a mounting baffle (6) vertically arranged between the inner liner (12) and the water tank (13) in the front-to-back direction, a mounting opening (60) matching the size of the temperature difference power generation module (31) is opened in the middle of the mounting baffle (6), and the temperature difference power generation module (31) is embedded in the mounting opening (60) in the left-right direction.

8. An integrated stove, comprising a gas stove (2), characterized in that: It also comprises a cooking device with power generation function as claimed in any one of claims 4 to 7, wherein the cooking device (1) is arranged below the gas stove (2).

9. The integrated stove according to claim 8, characterized in that: The temperature difference power generation assembly (3) also includes a charge-discharge battery (4) for storing the electric energy generated by the temperature difference power generation module (31), and the charge-discharge battery (4) is electrically connected to the igniter of the gas stove (2) via a connecting circuit.

10. The integrated stove according to claim 9, characterized in that: The connection circuit includes a boost voltage stabilization circuit and an overshoot protection circuit.

11. The integrated stove according to claim 8, characterized in that: The gas stove (2) comprises a stove shell (20), the stove shell (20) comprising a bottom plate (201) with an upper opening and a panel (202) covering the bottom plate (201), an exhaust window being provided at the rear end of the panel (202), a heat dissipation channel for dissipating heat from electrical components that generate heat in a working state being provided in the stove shell (20), a heat dissipation fan (23) being installed at the air inlet end of the heat dissipation channel and a fluid being connected to the exhaust window at the air outlet end, The cooking device (1) further comprises a box body (11), the inner pot (12) being arranged in the box body (11) and forming an installation space (5) for installing the water tank (13) with one side of the inner pot (12), the heat dissipation fan (23) being arranged vertically on the bottom wall of the chassis (201), and the air inlet of the heat dissipation fan (23) being located in the installation space (5).

12. The integrated stove according to claim 11, characterized in that: The water tank (13) and the heat dissipation fan (23) are arranged adjacent to each other above and below each other.

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