Cooking device

Abstract

The utility model relates to a cooking device which comprises a box body, a cooking device body, a cooking device body and a cooking device body. A lock hook is convexly arranged on the back surface of the box door; the door lock mechanism comprises a lock block and a driving unit; the locking block is rotatably arranged in the box body; the driving unit is used for driving the locking block to rotate forwards or reversely; when the box door is closed, the lock hook can extend into the lock opening; when the lock hook extends into the lock opening, the driving unit can drive the lock block to rotate, so that the lock block is clamped with the lock hook to lock the box door; the driving unit can drive the lock block to rotate reversely, so that the lock block is separated from the lock hook to unlock the box door, and then the locking and unlocking functions are achieved when the box door is closed. The scheme is simple and compact in structure, the structure of the door lock mechanism is simplified, and the production cost is reduced.

Description

Technical Field

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

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

[0003] In related cooking devices such as ovens, steam boxes or steam ovens, the interior of the cooking device usually includes a box body. An inner container is provided inside the box body, and a cooking cavity is formed inside the inner container, where the food is cooked at a high temperature. A box door is provided on the front side of the box body. The box door is connected to the box body through a hinge mechanism, and thus the cooking cavity is opened and closed through the box door.

[0004] Currently, in related cooking devices, when the box door of the cooking device is closed, a door lock mechanism is usually required to lock the box door to prevent the box door from being accidentally opened during the cooking process, and the box door is unlocked through the door lock mechanism after the cooking is completed. Most of the structures of the door lock mechanisms in the existing cooking devices are relatively complex and costly. Summary of the Utility Model

[0005] The purpose of the utility model is to provide a cooking device to optimize the box door structure of the cooking device in the related technology so as to lock or unlock the box door when the box door is closed.

[0006] The purpose of the utility model can also be to provide a cooking device to optimize the box door structure of the cooking device in the related technology and reduce costs.

[0007] To solve the above technical problems, the utility model adopts the following technical solutions:

[0008] According to one aspect of the present utility model, the present utility model provides a cooking device, which includes: a box body, which forms the outer shell of the cooking device; a cooking cavity is provided in the box body, and a locking opening is formed on the front wall of the box body; a box door, which is arranged on the box body and is used to open and close the cooking cavity; a locking hook is convexly provided on the back surface of the box door; a door locking mechanism, which is used to lock or unlock the box door; the door locking mechanism includes a locking block and a driving unit; the locking block is rotatably arranged in the box body and is arranged on the back side of the locking opening; the driving unit is in transmission connection with the locking block and is used to drive the locking block to rotate forward or backward; wherein, when the box door is closed, the locking hook can extend into and be arranged in the locking opening; when the locking hook extends into and is arranged in the locking opening, the driving unit can drive the locking block to rotate so that the locking block is engaged with the locking hook to lock the box door; the driving unit can drive the locking block to rotate in the reverse direction so that the locking block is disengaged from the locking hook to unlock the box door.

[0009] In some embodiments of the present application, the driving unit includes a locking shaft, an electromagnetic lock and a compression spring; one end of the locking shaft is in transmission connection with the locking block, and the other end of the locking shaft is axially movably arranged in the electromagnetic lock; the compression spring is sleeved on the locking shaft, one end of the compression spring abuts against the locking shaft, and the other end abuts against the electromagnetic lock; the compression spring can drive the locking shaft to axially move towards the outside of the electromagnetic lock to drive the locking block to rotate and engage with the locking hook; when the electromagnetic lock is powered on, the electromagnetic lock can drive the locking shaft to axially move towards the inside of the electromagnetic lock to drive the locking block to rotate and disengage from the locking hook.

[0010] In some embodiments of the present application, the driving unit includes a pin shaft, the pin shaft is arranged at one end of the locking shaft connected to the locking block, and the locking shaft is in transmission connection with the locking block through the pin shaft.

[0011] In some embodiments of the present application, a linkage groove is formed on the locking block; the pin shaft is movably arranged in the linkage groove; when the compression spring drives the locking shaft to move towards the outside of the electromagnetic lock, the pin shaft can abut against one side wall of the linkage groove to drive the locking block to rotate towards the direction close to the locking hook so that the locking block can be engaged with the locking hook; when the electromagnetic lock is powered on and the electromagnetic lock drives the locking shaft to move towards the inside of the electromagnetic lock, the pin shaft can abut against the other side wall of the linkage groove to drive the locking block to rotate away from the locking hook so that the locking block can be disengaged from the locking hook.

[0012] In some embodiments of the present application, a avoidance groove is provided at one end of the lock shaft connected to the lock block; the pin shaft is arranged in the avoidance groove; at least part of the lock block and the linkage groove can extend into the avoidance groove, so that the pin shaft can be movably arranged in the linkage groove.

[0013] In some embodiments of the present application, the door lock mechanism includes a mounting seat, which is disposed in the box body and on the back side of the lock port; the lock block is rotatably connected to the mounting seat, and the electromagnetic lock is fixed to the mounting seat.

[0014] In some embodiments of the present application, when the locking hook is extended into and arranged in the locking opening, the locking hook can be arranged above the top of the locking block, and the driving unit is arranged below the locking block.

[0015] In some embodiments of the present application, a locking groove is recessed on the bottom surface of the locking hook; a hook portion is convexly provided on the top of the locking block; the hook portion can be rotated to extend into and engage in the locking groove, so that the locking block is engaged with the locking hook.

[0016] In some embodiments of the present application, a first extrusion slope is provided on the side of the hook portion close to the box door; when the box door is closed, the lock hook can extend into the lock port and abut against the first extrusion slope to drive the lock block to rotate downward and drive the lock axis to move downward; when the hook portion is arranged opposite to the lock slot, the compression spring can drive the hook portion to rotate, extend into and engage in the lock slot.

[0017] According to another aspect of the utility model, the utility model also provides a cooking device, which includes: a box body, which forms an outer shell of the cooking device; a cooking cavity is arranged in the box body, and a lock opening is opened on the front wall of the box body; a box door is arranged on the box body and is used to open and close the cooking cavity; a lock hook is convexly arranged on the back of the box door; a door lock mechanism is used to lock or unlock the box door; the door lock mechanism includes a lock block and a driving unit; the lock block is axially movably arranged in the box body and is arranged on the back side of the lock opening; the driving unit is transmission-connected with the lock block and is used to drive the lock block to extend or retract axially; wherein, when the box door is closed, the lock hook can be extended into the lock opening; when the lock hook is extended into the lock opening, the driving unit can drive the lock block to extend axially so that the lock block is engaged with the lock hook to lock the box door; the driving unit can drive the lock block to retract axially so that the lock block is disengaged from the lock hook to unlock the box door.

[0018] In some embodiments of the present application, the driving unit includes a locking shaft, an electromagnetic lock, and a compression spring; one end of the locking shaft is coaxially connected to the locking block, and the other end of the locking shaft is axially movably disposed within the electromagnetic lock; the compression spring is sleeved on the locking shaft, one end of the compression spring abuts against the locking shaft, and the other end abuts against the electromagnetic lock; the compression spring can drive the locking shaft to move axially towards the outside of the electromagnetic lock, so as to drive the locking block to move axially closer to and engage with the locking hook; when the electromagnetic lock is powered on, the electromagnetic lock can drive the locking shaft to move axially towards the inside of the electromagnetic lock, so as to drive the locking block to move axially away from and disengage from the locking hook.

[0019] In some embodiments of the present application, the driving unit includes a pin shaft, the locking block is sleeved on the end of the locking shaft, and the pin shaft is arranged radially through the locking block and the locking shaft, so that the locking block is coaxially connected to the locking shaft.

[0020] In some embodiments of the present application, a locking hole is provided on the locking hook; a second pressing inclined surface is provided on the side of the locking block close to the box door; when the box door is closed, the locking hook can extend into the locking opening and abut against the first pressing inclined surface, so as to drive the locking block to drive the locking shaft to move downward; when the top of the locking block is directly opposite to the locking hole, the compression spring can drive the locking block to extend upward and engage with the locking hole.

[0021] The embodiments of the present utility model have the following advantages and positive effects:

[0022] In the cooking device according to the embodiment of the present utility model, a locking hook is provided on the box door, a locking opening is provided on the front wall of the box body, and a door locking mechanism is arranged inside the box body to realize the locking and unlocking of the box door; the door locking mechanism includes a locking block and a driving unit, the locking block is rotatably connected inside the box body, and the driving unit is used to drive the locking block to rotate forward or backward to engage with or separate from the locking hook, thereby realizing the locking and unlocking functions when the box door is closed. This solution has a simple and compact structure, which is beneficial to simplifying the structure of the door locking mechanism and reducing the production cost. Description of the Drawings

[0023] Figure 1 is a schematic structural diagram of a cooking device according to an embodiment of the present utility model.

[0024] Figure 2 is Figure 1 partial structural schematic diagram of

[0025] Figure 3 is Figure 2 internal structural schematic diagram of

[0026] Figure 4 is Figure 3 enlarged structural schematic diagram of area A in

[0027] Figure 5 is Figure 2 a partial structural schematic diagram of

[0028] Figure 6 is Figure 5 an enlarged structural schematic diagram of area B in

[0029] Figure 7 is Figure 5 a cross-sectional view of

[0030] Figure 8 is Figure 7 an enlarged structural schematic diagram of area C in

[0031] Figure 9 is Figure 8 a structural schematic diagram in another state of

[0032] Figure 10 is Figure 5 a structural schematic diagram of the box door and the door lock mechanism in

[0033] Figure 11 is Figure 10 an enlarged structural schematic diagram of area D in

[0034] Figure 12 is Figure 11 a structural schematic diagram of the door lock mechanism in

[0035] Figure 13 is Figure 12 an exploded structural schematic diagram of

[0036] Figure 14 is Figure 12 a side view of

[0037] Figure 15 is Figure 3 a structural schematic diagram in another embodiment of

[0038] Figure 16 is Figure 15 an enlarged structural schematic diagram of area E in

[0039] Figure 17 is Figure 15 a partial structural schematic diagram of

[0040] Figure 18 is Figure 17 an enlarged structural schematic diagram of area F in

[0041] Figure 19 is Figure 17 a cross-sectional view of

[0042] Figure 20 isFigure 19 Schematic diagram of the enlarged structure of the G area in the middle

[0043] Figure 21 is Figure 20 Schematic diagram of the structure in another state

[0044] Figure 22 is Figure 17 Schematic diagram of the structure of the middle box door and the door lock mechanism

[0045] Figure 23 is Figure 22 Schematic diagram of the enlarged structure of the H area in the middle

[0046] Figure 24 is Figure 23 Schematic diagram of the structure of the middle door lock mechanism

[0047] Figure 25 is Figure 24 Exploded schematic diagram of

[0048] Figure 26 is Figure 24 Side view of

[0049] Explanation of the reference numerals in the drawings is as follows: 1. Box body; 11. Loading and unloading opening; 12. Door frame; 121. Lock port; 122. Operation panel; 13. Heat dissipation air duct; 131. Heat dissipation fan; 132. Heat dissipation air hood; 14. Support top plate; 15. Support back plate; 2. Inner container; 20. Cooking cavity; 3. Box door; 31. Door panel; 32. Inner door panel; 33. Upper end cover; 331. Lock hook; 332. Lock groove; 333. Lock hole; 34. Hinge assembly; 41. Lock block; 411. Hook part; 4111. First extrusion inclined surface; 412. Linkage groove; 413. Linkage part; 414. Second extrusion inclined surface; 42. Lock shaft; 421. Abutted ring; 422. Pin shaft; 423. Avoidance groove; 43. Electromagnetic lock; 44. Compression spring; 45. Mounting seat; 451. Rotating shaft part. Detailed implementation manners

[0050] Typical implementation manners reflecting the features and advantages of the present utility model will be described in detail in the following description. It should be understood that the present utility model can have various changes in different implementation manners, all of which do not depart from the scope of the present utility model, and the descriptions and illustrations therein are essentially for illustrative purposes rather than for limiting the present utility model.

[0051] In the description of the present application, it should be understood that the orientation or positional relationship indicated by the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. is based on the orientation or positional relationship shown in the drawings. It is only for the convenience of describing the present application 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. Therefore, it should not be construed as a limitation to the present application.

[0052] In addition, the terms "first" and "second" are only used for descriptive purposes and should not be construed as indicating or implying relative importance or implicitly specifying the quantity of the indicated technical features. Thus, the features defined with "first" and "second" may explicitly or implicitly include one or more of the said features. In the description of the present application, the meaning of "a plurality" is two or more, unless otherwise specifically defined.

[0053] In the description of the present application, it should be noted that unless otherwise clearly specified and limited, the terms "mounted", "connected" and "coupled" shall be understood in a broad sense. For example, it may be a fixed connection, a detachable connection or an integral connection; it may be a mechanical connection or an electrical connection; it may be directly connected or indirectly connected through an intermediate medium, and it may be the communication inside two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present application can be understood according to specific circumstances.

[0054] Currently, in related cooking devices, when the door of the cooking device is closed, a door lock mechanism is usually required to lock the door to prevent the door from being accidentally opened during the cooking process, and then the door is unlocked by the door lock mechanism after cooking. In existing cooking devices, the structures of the door lock mechanisms are mostly relatively complex and costly.

[0055] For the convenience of description, unless otherwise specified, the orientation expressions of up, down, left, right, front and rear in this article are all referenced to the state when the cooking device is in use. The door of the cooking device is the front, and the opposite direction is the rear. The vertical direction is the up-down direction, and the horizontal direction is the left-right direction.

[0056] Figure 1 is a schematic structural view of a cooking device according to an embodiment of the present invention.

[0057] Please refer to Figure 1As shown, the cooking device provided by an embodiment of the present utility model may include a box body 1. The box body 1 is configured as the outer shell of the cooking device. The box body 1 may have a rectangular hollow structure. It should be noted that in other embodiments, the box body 1 may also adopt an outer shell structure of other shapes. The specific shape of the box body 1 may be adjusted according to needs and is not limited herein.

[0058] Figure 2 is Figure 1 a partial structural schematic diagram of. Figure 3 is Figure 2 a structural schematic diagram of the interior.

[0059] Please refer to Figure 2 and Figure 3 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 of food in ways such as steaming and roasting.

[0060] In some embodiments, a pick-up and placement opening 11 may be provided on the front wall of the box body 1. The pick-up and placement opening 11 may communicate with the cooking cavity 20. Food ingredients may be placed into the cooking cavity 20 through the pick-up and placement opening 11.

[0061] In some embodiments, the cooking device may include an inner container 2. The inner container 2 may be disposed within the box body 1. The cooking cavity 20 is formed in the inner container 2. The front end of the inner container 2 has an opening, and the front-end opening of the inner container 2 may communicate with the pick-up and placement opening 11, that is, the pick-up and placement opening 11 may communicate with the cooking cavity 20 inside the inner container 2 through the front-end opening of the inner container 2.

[0062] Please refer to Figures 1 to 3 As shown, in some embodiments, a box door 3 may be provided on the front side of the box body 1. The box door 3 may be opposite to the pick-up and placement opening 11 on the front side of the box body 1. The box door 3 is used to open and close the pick-up and placement opening 11 on the front side of the box body 1, and thus the box door 3 can open and close the cooking cavity 20 in the inner container 2.

[0063] In some embodiments, a door frame 12 may be provided on the front side wall of the box body 1. The box door 3 may be rotatably connected to the front side of the door frame 12. The pick-up and placement opening 11 on the front side of the box body 1 may be opened at the center of the door frame 12. The door frame 12 may be arranged around the circumference of the pick-up and placement opening 11 of the box body 1. The front-side opening of the cooking cavity 20 in the inner container 2 may be directly opposite to the center of the door frame 12. The door frame 12 may be arranged around the circumference of the front-end opening of the inner container 2. When the box door 3 is closed, the peripheral edge of the box door 3 may be attached to the front side surface of the door frame 12 to seal the gap between the box door 3 and the door frame 12, and thus the pick-up and placement opening 11 and the cooking cavity 20 can be closed.

[0064] Please refer to Figures 2 to 3As shown, in some embodiments, a heater (not shown in the figure) may be provided in the cabinet 1. The heater can be used to create a high-temperature environment in the cooking cavity 20 of the inner container 2, thereby enabling the baking and roasting functions of the cooking device.

[0065] In some embodiments, the heater can be disposed on the inner wall of the inner container 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.

[0066] In some embodiments, multiple heaters can be provided. The multiple heaters can be respectively arranged on the top, back, side walls or bottom wall of the cooking cavity 20.

[0067] Figure 4 is Figure 3 The enlarged structural schematic diagram of area A in the figure. Figure 5 is Figure 2 The partial structural schematic diagram of...

[0068] Please refer to Figures 2 to 5 As shown, in some embodiments, a steam generator (not shown in the figure) may be provided in the cabinet 1. The steam generator can be disposed outside the inner container 2. The steam generator can be connected to the cooking cavity 20 inside the inner container 2 through a pipeline, and thus can create a high-temperature steam environment in the cooking cavity 20 of the inner container 2 to realize the steam cooking function in the cooking cavity 20.

[0069] Please refer to Figures 1 to 5 As shown, in some embodiments, a heat dissipation air duct 13 may be provided in the cabinet 1. One end of the heat dissipation air duct 13 can be communicated with the inside of the cabinet 1. The other end of the heat dissipation air duct 13 can be communicated with the external space of the cabinet 1. The heat dissipation air duct 13 can be used to discharge air to the outside of the cabinet 1 for heat dissipation, and the heat inside the cabinet 1 can be discharged to the outside of the cabinet 1 through the heat dissipation air duct 13 to realize the heat dissipation function inside the cabinet 1.

[0070] Please refer to Figures 2 to 3 As shown, in some embodiments, a heat dissipation fan 131 may be provided in the heat dissipation air duct 13. The heat dissipation fan 131 can be used to provide wind power. When the heat dissipation fan 131 is operating, the air inlet end of the heat dissipation air duct 13 can extract the air inside the cabinet 1 and discharge the air to the outside of the cabinet 1 through the air outlet end of the heat dissipation air duct 13 to realize the heat dissipation function inside the cabinet 1.

[0071] In some embodiments, the end of the heat dissipation air duct 13 communicated with the cabinet 1 can be the air inlet end. The end of the heat dissipation air duct 13 communicated with the external space of the cabinet 1 can be the air outlet end. The heat dissipation fan 131 can be disposed at the air inlet end of the heat dissipation air duct 13. It should be noted that, in other embodiments, the heat dissipation fan 131 can also be disposed at other positions of the heat dissipation air duct 13.

[0072] In some embodiments, the cooling fan 131 may be a cross-flow fan, so as to facilitate improving the wind force at the air inlet end of the cooling air duct 13, improving the efficiency of extracting the air in the box body 1, and further improving the heat dissipation efficiency in the cavity. It should be noted that in other embodiments, the cooling fan 131 may also be other types of fans.

[0073] In some embodiments, the cooling air duct 13 may be disposed in a cavity (not labeled in the figure) formed between the inner liner 2 and the box body 1. The air inlet end of the cooling air duct 13 communicates with this cavity. Therefore, when the cooling fan 131 operates, the heat in the cavity can be discharged to the outside of the box body 1 through the cooling air duct 13, realizing the heat dissipation function inside the box body 1.

[0074] In some embodiments, the cooling air duct 13 may be disposed in the top region of the box body 1. The cooling air duct 13 may be disposed above the top of the cooking cavity 20. The cooling air duct 13 may be disposed above the top of the inner liner 2.

[0075] It should be noted that in some other embodiments, the cooling air duct 13 may also be disposed at other positions of the cooking cavity 20 and the inner liner 2. The cooling air duct 13 may also be disposed at other positions inside the box body 1.

[0076] Please refer to Figures 2 to 3 As shown, in some embodiments, a support top plate 14 may be provided inside the box body 1. The support top plate 14 may be disposed above the inner liner 2 at intervals. The cooling air duct 13 may be arranged above the top of the support top plate 14.

[0077] In some embodiments, a cooling air hood 132 may be provided on the top surface of the support top plate 14. A cooling air duct 13 may be formed by enclosing between the cooling air hood 132 and the support top plate 14. At this time, the rear end of the cooling air hood 132 may serve as the air inlet end of the cooling air duct 13. The cooling fan 131 may be disposed at the rear end of the cooling air hood 132. The front end of the cooling air hood 132 may face the front side of the box body 1 and serve as the air outlet end of the cooling air duct 13.

[0078] Please refer to Figures 2 to 3 As shown, in some embodiments, a support back plate 15 may be provided inside the box body 1. The support back plate 15 may be disposed on the back side of the inner liner 2. The bottom of the support back plate 15 may be supported on the bottom plate of the box body 1. The top of the support back plate 15 may be connected to the rear end of the support top plate 14. The front end of the support top plate 14 may be fixed to the box body 1, and thus the support top plate 14 can be stably fixed above the inner liner 2.

[0079] Figure 6 is Figure 5 The enlarged structural schematic diagram of area B in Figure 7 is Figure 5 a cross-sectional view of Figure 8Yes Figure 7 Schematic enlarged view of area C Figure 9 Yes Figure 8 Schematic view of the structure in another state Figure 10 Yes Figure 5 Schematic view of the structure of the box door 3 and the door lock mechanism Figure 11 Yes Figure 10 Schematic enlarged view of area D

[0080] Please refer to Figures 3 to 11 As shown, in some embodiments, a door lock mechanism may be provided inside the box body 1. The door lock mechanism can be used to lock or unlock the box door 3 when the box door 3 is closed

[0081] In some embodiments, a lock hook 331 may protrude from the back side of the box door 3. The lock hook 331 may extend backward from the back side of the box door 3. A lock opening 121 may be formed on the front wall of the box body 1. When the box door 3 is closed, the lock hook 331 may extend into and be arranged in the lock opening 121, and be engaged with or disengaged from the door lock mechanism, thereby realizing the function of locking or unlocking the box door 3

[0082] In some embodiments, the door lock mechanism may include a lock block 41. The lock block 41 may be rotatably arranged inside the box body 1. The lock block 41 may be arranged on the back side of the lock opening 121. When the box door 3 is closed, the lock hook 331 can extend into and be arranged in the lock opening 121, and the lock block 41 can rotate and be engaged with the lock hook 331, thereby locking the box door 3. When the lock block 41 rotates in the reverse direction, the lock block 41 can be disengaged from the lock hook 331, thereby unlocking the box door 3

[0083] Figure 12 Yes Figure 11 Schematic view of the structure of the door lock mechanism Figure 13 Yes Figure 12 Exploded structural schematic view of Figure 14 Yes Figure 12 Side view of

[0084] Please refer to Figures 6 to 14 As shown, in some embodiments, a hook portion 411 may protrude from the end of the lock block 41 away from its rotation axis. A lock groove 332 may be formed on the lock hook 331. The lock groove 332 may be formed on the bottom surface of the lock hook 331. When the box door 3 is closed, the lock hook 331 can extend into and be arranged in the lock opening 121, and the lock block 41 can rotate towards the lock hook 331, so that the hook portion 411 can rotate and extend into the lock groove 332, and the hook portion 411 can be engaged in the lock groove 332, thereby engaging the lock block 41 with the lock hook 331. When the lock block 41 rotates in the reverse direction, the hook portion 411 can rotate out of the lock groove 332, so that the lock block 41 is disengaged from the lock hook 331

[0085] In some embodiments, the engaging hook portion 411 may be provided at the top region of the end of the lock block 41 remote from its rotation axis. When the box door 3 is closed, the locking hook 331 can extend into and be disposed within the locking opening 121. The locking hook 331 may be disposed above the engaging hook portion 411 of the lock block 41. At this time, the lock block 41 can rotate upward, enabling the engaging hook portion 411 to rotate upward and engage within the locking groove 332, thereby causing the lock block 41 to engage with the locking hook 331. When the lock block 41 rotates downward, the engaging hook portion 411 can rotate downward and withdraw from the locking groove 332, causing the lock block 41 to disengage from the locking hook 331.

[0086] It should be noted that in other embodiments, the engaging hook portion 411 may also be provided at the bottom region or other positions of the lock block 41. Correspondingly, when the box door 3 is closed, the locking hook 331 may also be disposed below the engaging hook portion 411 of the lock block 41 or in other orientations.

[0087] Please refer to Figures 6 to 14 As shown, in some embodiments, the door locking mechanism may include a driving unit. The driving unit may be in transmission connection with the lock block 41. The driving unit may be configured to drive the lock block 41 to rotate forward or backward. For example, the driving unit may drive the lock block 41 to rotate forward, enabling the lock block 41 to engage with the locking hook 331, and the engaging hook portion 411 to rotate and engage within the locking groove 332, thereby locking the box door 3. The driving unit may drive the lock block 41 to rotate backward, enabling the lock block 41 to disengage from the locking hook 331, and the engaging hook portion 411 to rotate and withdraw from the locking groove 332, thereby unlocking the box door 3.

[0088] In some embodiments, the driving unit may include a lock shaft 42. The lock shaft 42 may be provided below the lock block 41. One end of the lock shaft 42 may be in transmission connection with the lock block 41. The lock shaft 42 can move forward or backward along its axial direction. For example, the lock shaft 42 can move forward along its axial direction, and the lock shaft 42 can drive the lock block 41 to rotate toward the direction close to the locking hook 331, causing the lock block 41 to rotate and engage with the locking hook 331. The lock shaft 42 can move backward along its axial direction, and the lock shaft 42 can drive the lock block 41 to rotate toward the direction away from the locking hook 331, causing the lock block 41 to rotate and disengage from the locking hook 331.

[0089] In some embodiments, the driving unit may include an electromagnetic lock 43. One end of the lock shaft 42 remote from the lock block 41 may be axially movably disposed within the electromagnetic lock 43. The lock shaft 42 can move axially within the electromagnetic lock 43. When the electromagnetic lock 43 is powered on, the electromagnetic lock 43 can drive the lock shaft 42 to move axially toward the interior of the electromagnetic lock 43, thereby driving the lock block 41 to rotate toward the direction away from the locking hook 331, enabling the lock block 41 to rotate and disengage from the locking hook 331.

[0090] In some embodiments, the driving unit may include a compression spring 44. The compression spring 44 may be movably sleeved on the lock shaft 42. One end of the compression spring 44 may abut against the lock shaft 42. The other end of the compression spring 44 may abut against the electromagnetic lock 43. The compression spring 44 may drive the lock shaft 42 to move axially outward of the electromagnetic lock 43, thereby driving the lock block 41 to rotate toward the direction close to the lock hook 331, so that the lock block 41 can rotate and be engaged with the lock hook 331.

[0091] In some embodiments, an abutting ring 421 may be convexly provided on the outer wall of the lock shaft 42. The abutting ring 421 may be annular. The abutting ring 421 may be circumferentially arranged around the outer wall of the lock shaft 42. One end of the compression spring 44 close to the electromagnetic lock 43 may abut against the outer wall of the electromagnetic lock 43. The other end of the compression spring 44 away from the electromagnetic lock 43 may abut against the abutting ring 421, thereby driving the lock shaft 42 to move axially outward of the electromagnetic lock 43.

[0092] Please refer to Figures 6 to 14 As shown, in some embodiments, the driving unit may include a pin shaft 422. The pin shaft 422 may be provided at one end of the lock shaft 42 connected to the lock block 41. The lock shaft 42 may be drivingly connected to the lock block 41 through the pin shaft 422.

[0093] When the lock shaft 42 moves axially outward of the electromagnetic lock 43, the lock shaft 42 may drive the pin shaft 422 to abut against the lock block 41, driving the lock block 41 to rotate toward the direction close to the lock hook 331, so that the lock block 41 can rotate and be engaged with the lock hook 331.

[0094] When the lock shaft 42 moves axially inward of the electromagnetic lock 43, the lock shaft 42 may drive the pin shaft 422 to abut against the lock block 41, driving the lock block 41 to rotate away from the lock hook 331, so that the lock block 41 can rotate and be disengaged from the lock hook 331.

[0095] Please refer to Figures 6 to 14 As shown, in some embodiments, a linkage groove 412 may be formed in the lock block 41. The pin shaft 422 may be movably arranged in the linkage groove 412. The diameter of the pin shaft 422 may be smaller than the width of the linkage groove 412.

[0096] When the compression spring 44 drives the lock shaft 42 to move outward of the electromagnetic lock 43, the pin shaft 422 can abut against the side wall of the linkage groove 412 close to the lock hook 331, thereby driving the lock block 41 to rotate toward the direction close to the lock hook 331, so that the lock block 41 can be engaged with the lock hook 331.

[0097] When the electromagnetic lock 43 is powered on, the electromagnetic lock 43 can drive the lock shaft 42 to move towards the inside of the electromagnetic lock 43. The pin shaft 422 can abut against the side wall of the linkage groove 412 away from the lock hook 331, thereby driving the lock block 41 to rotate away from the lock hook 331, so that the lock block 41 can be disengaged from the lock hook 331.

[0098] Please refer to Figures 6 to 14 As shown, in some embodiments, an avoidance groove 423 may be provided at one end of the lock shaft 42 connected to the lock block 41. The pin shaft 422 may be disposed through the avoidance groove 423. At least a part of the lock block 41 can extend into the avoidance groove 423, so that the linkage groove 412 can extend into the avoidance groove 423, and further the pin shaft 422 can be movably disposed in the linkage groove 412.

[0099] In some embodiments, a linkage portion 413 is formed on one side of the linkage groove 412 close to the lock shaft 42. The linkage portion 413 may be integrally formed on the lock block 41. The linkage portion 413 can extend into the avoidance groove 423. When the electromagnetic lock 43 is powered on, the electromagnetic lock 43 can drive the lock shaft 42 to move towards the inside of the electromagnetic lock 43, and the pin shaft 422 can abut against the linkage portion 413, thereby driving the lock block 41 to rotate away from the lock hook 331, so that the lock block 41 can be disengaged from the lock hook 331.

[0100] Please refer to Figures 6 to 14 As shown, in some embodiments, the door lock mechanism may include a mounting seat 45. The mounting seat 45 may be provided in the box body 1. The mounting seat 45 may be provided on the back side of the lock port 121. The lock block 41 may be rotatably connected to the mounting seat 45. The electromagnetic lock 43 may be fixed to the mounting seat 45. The lock shaft 42 may be movably provided on the upper end side of the electromagnetic lock 43.

[0101] When the box door 3 is closed, the lock hook 331 can extend into the lock port 121. The part of the lock hook 331 extending into the lock port 121 can be arranged above the mounting seat 45. The lock hook 331 can be arranged above the top of the lock block 41, so that the lock groove 332 in the lock hook 331 can be arranged above the hook portion 411 of the lock block 41, and the driving unit can be provided below the lock block 41.

[0102] Please refer to Figures 6 to 14As shown, in some embodiments, a rotating shaft portion 451 may be provided on the mounting base 45. The rotating shaft portion 451 may protrude from the inner side wall of the mounting base 45. One end of the locking block 41 may be rotatably sleeved on the rotating shaft portion 451. The locking block 41 may rotate in a direction approaching or departing from the locking hook 331 with the rotating shaft portion 451 as the axis. When the box door 3 is closed, the locking block 41 may be arranged below the locking hook 331, and the hook portion 411 of the locking block 41 may be arranged below the locking groove 332 of the locking hook 331. The locking block 41 may rotate upward with the rotating shaft portion 451 as the axis, causing the hook portion 411 to rotate upward and be clamped in the locking groove 332, thereby clamping the locking block 41 with the locking hook 331. The locking block 41 may rotate downward with the rotating shaft portion 451 as the axis, causing the hook portion 411 to rotate downward and disengage from the locking groove 332, thereby disengaging the locking block 41 from the locking hook 331.

[0103] In some embodiments, a first extrusion inclined surface 4111 may be provided on the side of the hook portion 411 close to the box door 3. When the box door 3 is closed, the locking hook 331 can extend into the locking opening 121 and abut against the first extrusion inclined surface 4111 to drive the locking block 41 to rotate downward, driving the locking shaft 42 to move downward. At this time, the compression spring 44 is compressed. When the locking hook 331 gradually extends into the locking opening 121 until the hook portion 411 is disposed opposite to the locking groove 332, the compression spring 44 can drive the locking block 41 to rotate upward, and then the hook portion 411 rotates and extends into and is clamped in the locking groove 332, clamping the locking block 41 with the locking hook 331, thereby realizing the function of automatically locking the box door 3.

[0104] Please refer to Figures 10 to 11 As shown, in some embodiments, the box door 3 may include a door panel 31. The door panel 31 may serve as the front side appearance surface of the box door 3.

[0105] In some embodiments, the box door 3 may include an inner door panel 32. The inner door panel 32 may be arranged in parallel and spaced apart on the back side of the door panel 31. The inner door panel 32 may serve as the back side appearance surface of the box door 3.

[0106] In some embodiments, the box door 3 may include an upper end cover 33. The upper end cover 33 may be provided at the top of the area between the door panel 31 and the inner door panel 32. The locking hook 331 may extend backward from the back side of the upper end cover 33.

[0107] In some embodiments, the box door 3 may include hinge assemblies 34. There may be two sets of hinge assemblies 34. The two sets of hinge assemblies 34 may be respectively arranged on the left and right sides of the box door 3. The two sets of hinge assemblies 34 may be respectively arranged on the left end side and the right end side of the area between the door panel 31 and the inner door panel 32. The box door 3 may be rotatably connected to the front wall of the box door 3 through the two sets of hinge assemblies 34.

[0108] In some embodiments, an opening door spring (not shown in the figure) may be provided inside the hinge assembly 34. When the box door 3 is closed, the opening door spring is compressed. The opening door spring can provide an opening force. When the door lock mechanism unlocks the box door 3, the box door 3 can be automatically opened under the elastic force of the opening door spring, thereby realizing the automatic door opening function.

[0109] Please refer to Figure 8 As shown, in some embodiments, the working principle of the door lock mechanism for locking the box door 3 is as follows: The box door 3 can be brought into a locked state by manually closing it. During the closing process of the box door 3, the lock hook 331 can extend into the inside of the lock opening 121, and the lock hook 331 can abut against the first pressing inclined surface 4111 of the engaging hook portion 411 of the lock block 41, so as to drive the lock block 41 to rotate in a direction away from the lock hook 331 against the elastic force of the compression spring 44. Furthermore, the lock block 41 can be pushed open, enabling the lock hook 331 to extend into the lock opening 121 and be arranged in the area above the lock block 41. When the box door 3 is closed, the engaging hook portion 411 of the lock block 41 can be arranged opposite to the lock groove 332 of the lock hook 331, and the engaging hook portion 411 of the lock block 41 can extend into and be clamped in the lock groove 332 under the elastic force of the compression spring 44, preventing the lock block 41 from being separated from the lock hook 331, and thus the box door 3 can be locked.

[0110] Please refer to Figure 9 As shown, in some embodiments, the working principle of the door lock mechanism for unlocking the box door 3 is as follows: When the driving unit is powered on, the driving unit can drive the lock block 41 to rotate in a direction away from the lock hook 331 through the lock shaft 42, so that the engaging hook portion 411 of the lock block 41 can be separated from the lock groove 332 of the lock hook 331, and thus the box door 3 can be unlocked, enabling the box door 3 to be automatically opened under the action of the opening door spring of the hinge mechanism.

[0111] Please refer to Figure 1 and Figure 3 As shown, in some embodiments, an operation panel 122 may be provided on the front wall of the box body 1. The user can input an opening signal through the operation panel 122, control the driving unit to be powered on through the corresponding opening signal, and then unlock the box door 3 to automatically open the box door 3.

[0112] In some embodiments, an interaction unit (not shown in the figure) may be provided on the box body 1. The interaction unit may include a voice module. The user can input an opening signal in the way of voice wake-up through the interaction unit, control the driving unit to be powered on through the corresponding opening signal, and then unlock the box door 3 to automatically open the box door 3.

[0113] In some embodiments, the interaction unit may include a video module. The user can input an opening signal through body movements through the interaction unit, control the driving unit to be powered on through the corresponding opening signal, and then unlock the box door 3 to automatically open the box door 3.

[0114] In some embodiments, operation buttons (not shown in the figures) may be provided on the front wall of the cabinet 1. A user can input an opening signal through the operation buttons, control the power-on of the driving unit through the corresponding opening signal, and then unlock the cabinet door 3 to automatically open the cabinet door 3.

[0115] Figure 15 Yes Figure 3 It is a schematic structural diagram of another embodiment. Figure 16 Yes Figure 15 It is an enlarged structural diagram of area E in Figure 17 Yes Figure 15 It is a partial structural diagram of Figure 18 Yes Figure 17 It is an enlarged structural diagram of area F in Figure 19 Yes Figure 17 It is a sectional view of Figure 20 Yes Figure 19 It is an enlarged structural diagram of area G in Figure 21 Yes Figure 20 It is a schematic structural diagram in another state. Figure 22 Yes Figure 17 It is a schematic structural diagram of the cabinet door 3 and the door lock mechanism in Figure 23 Yes Figure 22 It is an enlarged structural diagram of area H in Figure 24 Yes Figure 23 It is a schematic structural diagram of the door lock mechanism in Figure 25 Yes Figure 24 It is an exploded structural diagram of Figure 26 Yes Figure 24 It is a side view of

[0116] Please refer to Figures 15 to 26 As shown, the cooking device provided in this embodiment has the same basic structure as the cooking device provided in Figures 1 to 14 The difference lies in the different structures of the door lock mechanism and the different structures of the lock hook 331. In this embodiment, the door lock mechanism may include a lock block 41. The lock block 41 may be axially movable and provided inside the cabinet 1. The lock block 41 may be provided on the back side of the lock port 121. When the cabinet door 3 is closed, the lock hook 331 can extend into and be arranged in the lock port 121, and the lock block 41 can axially move to engage with the lock hook 331 to lock the cabinet door 3. When the lock block 41 axially moves in the reverse direction, the lock block 41 can disengage from the lock hook 331 to unlock the cabinet door 3.

[0117] In some embodiments, a lock hole 333 may be provided on the lock hook 331. The lock hole 333 may penetrate the lock hook 331 vertically. The lock block 41 can axially move and extend into the lock hole 333 so that the lock block 41 can engage with the lock hook 331 to lock the cabinet door 3.

[0118] Please refer to Figures 20 to 21As shown, in some embodiments, the door lock mechanism may include a drive unit. The drive unit may be in transmission connection with the lock block 41. The drive unit may be used to drive the lock block 41 to extend or retract axially. For example, when the cabinet door 3 is closed and the lock hook 331 extends into the lock port 121, the drive unit may drive the lock block 41 to extend axially, so that the lock block 41 can be engaged with the lock hook 331, and the end of the lock block 41 can extend into the lock hole 333 arranged therein, thereby locking the cabinet door 3. The drive unit may drive the lock block 41 to retract axially, so that the lock block 41 can be disengaged from the lock hook 331, and the end of the lock block 41 is disengaged from the lock hole 333, thereby unlocking the cabinet door 3.

[0119] Please refer to Figures 22 to 26 As shown, in some embodiments, the drive unit may include a lock shaft 42. The lock shaft 42 may be arranged below the lock block 41. One end of the lock shaft 42 may be coaxially connected to the lock block 41. The lock shaft 42 may move forward or backward along its axial direction. For example, the lock shaft 42 may move forward along its axial direction, and the lock shaft 42 may drive the lock block 41 to move and extend in the direction close to the lock hook 331, so that the lock block 41 is engaged with the lock hook 331. The lock shaft 42 may move backward along its axial direction, and the lock shaft 42 may drive the lock block 41 to move and retract in the direction away from the lock hook 331, so that the lock block 41 rotates and is disengaged from the lock hook 331.

[0120] In some embodiments, the drive unit may include an electromagnetic lock 43. One end of the lock shaft 42 away from the lock block 41 may be arranged in the electromagnetic lock 43 so as to move along its axial direction. The lock shaft 42 may move along its axial direction in the electromagnetic lock 43. When the electromagnetic lock 43 is powered on, the electromagnetic lock 43 can drive the lock shaft 42 to move axially towards the inside of the electromagnetic lock 43, and then drive the lock block 41 to move and retract in the direction away from the lock hook 331, so that the lock block 41 can move away from and be disengaged from the lock hook 331.

[0121] In some embodiments, the drive unit may include a compression spring 44. The compression spring 44 may be sleeved on the lock shaft 42 movably. One end of the compression spring 44 may abut against the lock shaft 42. The other end of the compression spring 44 may abut against the electromagnetic lock 43. The compression spring 44 may drive the lock shaft 42 to move axially towards the outside of the electromagnetic lock 43, and then drive the lock block 41 to move and extend in the direction close to the lock hook 331, so that the lock block 41 can rotate and be engaged with the lock hook 331. When the electromagnetic lock 43 is powered on, the electromagnetic lock 43 can drive the lock shaft 42 to overcome the elastic force of the compression spring 44 and move axially towards the inside of the electromagnetic lock 43 to drive the lock block 41 to move axially away from and be disengaged from the lock hook 331.

[0122] In some embodiments, the driving unit may include a pin shaft 422. The locking block 41 may be sleeved on the end of the locking shaft 42. The pin shaft 422 may be arranged radially through the locking block 41 and the locking shaft 42, and the locking block 41 may be fixed on the locking shaft 42, so that the locking block 41 is coaxially connected to the locking shaft 42.

[0123] In some embodiments, an abutting ring 421 may be convexly provided on the outer wall of the locking shaft 42. The abutting ring 421 may be annular. The abutting ring 421 may be circumferentially arranged around the outer wall of the locking shaft 42. One end of the compression spring 44 close to the electromagnetic lock 43 may abut against the outer wall of the electromagnetic lock 43. The end of the compression spring 44 far from the electromagnetic lock 43 may abut against the abutting ring 421, thereby driving the locking shaft 42 to move axially toward the outside of the electromagnetic lock 43.

[0124] Please refer to Figures 22 to 26 As shown, in some embodiments, the door locking mechanism may include a mounting base 45. The mounting base 45 may be provided in the box body 1. The mounting base 45 may be provided on the back side of the lock port 121. The mounting base 45 may be fixed on the back side of the door frame 12. The electromagnetic lock 43 may be fixed on the mounting base 45. The locking shaft 42 may be movably provided on the upper end side of the electromagnetic lock 43. The locking block 41 may be coaxially connected to the upper end of the locking shaft 42.

[0125] When the box door 3 is closed, the locking hook 331 may extend into the lock port 121. The part of the locking hook 331 extending into the lock port 121 may be arranged above the mounting base 45. The locking hook 331 can be arranged above the top of the locking block 41, so that the lock hole 333 in the locking hook 331 can be arranged above the top of the locking block 41, and the driving unit can be arranged below the locking block 41. The locking block 41 may move upward and extend out, so that the locking block 41 extends into and engages with the lock hole 333, thereby engaging the locking block 41 with the locking hook 331. The locking block 41 may move downward and retract, so that the locking block 41 disengages from the lock hole 333, thereby disengaging the locking block 41 from the locking hook 331.

[0126] Please refer to Figures 22 to 26 As shown, in some embodiments, a second pressing inclined surface 414 is provided on the side of the locking block 41 close to the box door 3. When the box door 3 is closed, the locking hook 331 can extend into the lock port 121 and abut against the second pressing inclined surface 414 to drive the locking block 41 to drive the locking shaft 42 to move downward, and the compression spring 44 is compressed. When the locking hook 331 gradually extends into the lock port 121 so that the top of the locking block 41 is directly opposite to the lock hole 333, the compression spring 44 can drive the locking block 41 to extend upward and engage with the lock hole 333, thereby engaging the locking block 41 with the locking hook 331 and realizing the function of automatically locking the box door 3.

[0127] Please refer to Figure 20As shown, in some embodiments, the working principle of the door lock mechanism for locking the cabinet door 3 is as follows: The cabinet door 3 can be locked by manually closing it. During the closing process of the cabinet door 3, the locking hook 331 can extend into the inside of the locking opening 121. The locking hook 331 can abut against the second pressing inclined surface 414 of the locking block 41, so as to drive the locking block 41 to axially move away from the locking hook 331 against the elastic force of the compression spring 44. Furthermore, the locking block 41 can be pushed open, enabling the locking hook 331 to extend into the locking opening 121 and be arranged in the area above the locking block 41. After the cabinet door 3 is closed, the end of the locking block 41 can be arranged opposite to the locking hole 333 of the locking hook 331. The end of the locking block 41 can extend into and be clamped in the locking hole 333 under the elastic force of the compression spring 44, preventing the locking block 41 from being separated from the locking hook 331, and thus the cabinet door 3 can be locked.

[0128] Please refer to Figure 21 As shown, in some embodiments, the working principle of the door lock mechanism for unlocking the cabinet door 3 is as follows: After the driving unit is powered on, the driving unit can drive the locking block 41 to axially move away from the locking hook 331 through the locking shaft 42. Furthermore, the end of the locking block 41 can be separated from the locking hole 333 of the locking hook 331, and thus the cabinet door 3 can be unlocked, enabling the cabinet door 3 to automatically open under the action of the opening spring of the hinge mechanism.

[0129] Although the present invention has been described with reference to several exemplary embodiments, it should be understood that the terms used are illustrative and exemplary, rather than restrictive. Since the present invention can be embodied in many forms without departing from the spirit or essence of the invention, it should be understood that the above-described embodiments are not limited to any of the foregoing details, but should be broadly construed within the spirit and scope defined by the appended claims. Therefore, all changes and modifications falling within the scope of the claims or their equivalents should be covered by the appended claims.

Claims

1. A cooking device, characterized in that: include: a housing forming an outer shell of the cooking device; A cooking cavity is provided in the box body, and a locking opening is provided on the front wall of the box body; A box door is provided on the box body and is used to open and close the cooking cavity; a lock hook is convexly provided on the back of the box door; A door lock mechanism, used to lock or unlock the box door; the door lock mechanism comprises a lock block and a drive unit; the lock block is rotatably arranged in the box body and arranged on the back side of the lock port; the drive unit is transmission-connected with the lock block and used to drive the lock block to rotate forward or reverse; Wherein, when the box door is closed, the lock hook can extend into the lock opening; When the lock hook is inserted into the lock opening, the driving unit can drive the lock block to rotate so that the lock block is engaged with the lock hook to lock the door; The driving unit can drive the locking block to rotate in the opposite direction so that the locking block is disengaged from the locking hook to unlock the box door.

2. The cooking device according to claim 1, characterized in that: The driving unit includes a lock shaft, an electromagnetic lock and a compression spring; One end of the lock shaft is drivingly connected to the lock block, and the other end of the lock shaft is axially movably disposed in the electromagnetic lock; The compression spring is sleeved on the lock shaft, one end of the compression spring abuts against the lock shaft, and the other end abuts against the electromagnetic lock; The compression spring can drive the lock shaft to move axially toward the outside of the electromagnetic lock, so as to drive the lock block to rotate and engage with the lock hook; When the electromagnetic lock is powered on, the electromagnetic lock can drive the lock shaft to move axially toward the inside of the electromagnetic lock, so as to drive the lock block to rotate and disengage from the lock hook.

3. The cooking device according to claim 2, characterized in that: The driving unit comprises a pin shaft, the pin shaft is arranged at one end of the lock shaft connected to the lock block, and the lock shaft is drivingly connected to the lock block via the pin shaft.

4. The cooking device according to claim 3, characterized in that: The locking block is provided with a linkage groove; the pin is movably arranged in the linkage groove; When the compression spring drives the lock shaft to move toward the outside of the electromagnetic lock, the pin shaft can abut against a side wall of the linkage groove to drive the lock block to rotate toward the direction close to the lock hook, so that the lock block can be engaged with the lock hook; When the electromagnetic lock is powered on and drives the lock shaft to move inside the electromagnetic lock, the pin shaft can abut against the other side wall of the linkage groove to drive the lock block to rotate in a direction away from the lock hook, so that the lock block can be disengaged from the lock hook.

5. The cooking device according to claim 4, characterized in that: One end of the lock shaft connected to the lock block is provided with a position-avoiding groove; the pin shaft is passed through and arranged in the position-avoiding groove; At least a portion of the locking block and the linkage groove can extend into and be arranged in the avoidance groove, so that the pin shaft can be movably arranged in the linkage groove.

6. The cooking device according to claim 2, characterized in that: The door lock mechanism includes a mounting seat, which is arranged in the box body and on the back side of the lock port; The locking block is rotatably connected to the mounting seat, and the electromagnetic lock is fixed on the mounting seat.

7. The cooking device according to claim 2, characterized in that: When the locking hook is extended into the locking opening, the locking hook can be arranged above the top of the locking block, and the driving unit is arranged below the locking block.

8. The cooking device according to claim 7, characterized in that: A locking groove is concavely provided on the bottom surface of the lock hook; a hook portion is convexly provided on the top of the lock block; The hook portion can be rotated to extend into and be engaged in the lock slot, so that the lock block is engaged with the lock hook.

9. The cooking device according to claim 8, characterized in that: A first extrusion slope is provided on one side of the hook portion close to the box door; When the box door is closed, the lock hook can extend into the lock opening and abut against the first extrusion slope to drive the lock block to rotate downward and drive the lock shaft to move downward; When the hook portion is arranged opposite to the lock slot, the compression spring can drive the hook portion to rotate, extend into and be engaged in the lock slot.

10. A cooking device, characterized in that: include: a housing forming an outer shell of the cooking device; A cooking cavity is provided in the box body, and a locking opening is provided on the front wall of the box body; A box door is provided on the box body and is used to open and close the cooking cavity; a lock hook is convexly provided on the back of the box door; A door lock mechanism, used to lock or unlock the box door; the door lock mechanism comprises a lock block and a drive unit; the lock block is axially movable in the box body and is arranged on the back side of the lock port; the drive unit is in driving connection with the lock block and is used to drive the lock block to extend or retract axially; Wherein, when the box door is closed, the lock hook can extend into the lock opening; When the lock hook is extended into the lock opening, the driving unit can drive the lock block to extend axially, so that the lock block is engaged with the lock hook to lock the door; The driving unit can drive the locking block to retract axially so that the locking block is disengaged from the locking hook to unlock the box door.

11. The cooking device according to claim 10, characterized in that The driving unit includes a lock shaft, an electromagnetic lock and a compression spring; One end of the lock shaft is coaxially connected to the lock block, and the other end of the lock shaft is axially movably disposed in the electromagnetic lock; The compression spring is sleeved on the lock shaft, one end of the compression spring abuts against the lock shaft, and the other end abuts against the electromagnetic lock; The compression spring can drive the lock shaft to move axially toward the outside of the electromagnetic lock, so as to drive the lock block to approach axially and engage with the lock hook; When the electromagnetic lock is powered on, the electromagnetic lock can drive the lock shaft to move axially toward the inside of the electromagnetic lock, so as to drive the lock block to move away axially and disengage from the lock hook.

12. The cooking device according to claim 11, characterized in that The driving unit comprises a pin shaft, the locking block is sleeved on the end of the locking shaft, and the pin shaft is radially arranged to penetrate the locking block and the locking shaft, so that the locking block and the locking shaft are coaxially connected.

13. The cooking device according to claim 11, characterized in that: The lock hook is provided with a lock hole; the lock block is provided with a second extrusion slope on one side close to the box door; When the door is closed, the lock hook can extend into the lock opening and abut against the first extrusion slope to drive the lock block to drive the lock shaft to move downward; When the top of the locking block is arranged opposite to the locking hole, the compression spring can drive the locking block to extend upward and be clamped in the locking hole.

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