CN110960102A

CN110960102A - Cooking appliance with turnover panel

Info

Publication number: CN110960102A
Application number: CN201811144518.7A
Authority: CN
Inventors: 王黎喆; 杨均; 曹骥
Original assignee: Ningbo Fotile Kitchen Ware Co Ltd
Current assignee: Ningbo Fotile Kitchen Ware Co Ltd
Priority date: 2018-09-29
Filing date: 2018-09-29
Publication date: 2020-04-07

Abstract

The invention relates to a cooking appliance with a turnover panel, which comprises the panel, wherein the top of the cooking appliance is provided with an accommodating space for placing a water tank, the panel is arranged on the front side of the accommodating space and can open or cover a front port of the accommodating space, and the cooking appliance also comprises a driving mechanism capable of driving the panel to turn over towards the upper part of the front side of the accommodating space; the driving mechanism comprises a supporting seat, a pushing block, a first elastic piece, a rotating shaft, an assembly piece, a limiting component and a locking component. The invention provides a cooking appliance with a panel capable of being turned over towards the upper part of the front side of a cabinet, when the cooking appliance is not used, the panel is closed, and a locking assembly is in a locking state; during the use, the unblock of locking subassembly, the panel moves certain distance forward along with the ejector pad earlier, then manual stir the panel open can, spacing subassembly can realize the location of panel open mode and allow the panel to the upset of direction that resets, the water tank is got to put and is finished the back manual reset can, the panel can not take place to interfere with the last mesa of cupboard, convenient to use provides very big facility for the consumer.

Description

Cooking appliance with turnover panel

Technical Field

The invention relates to the technical field of cooking appliances such as steam boxes and ovens, in particular to a cooking appliance with a reversible steam function panel.

Background

With the continuous improvement of the life quality of people, kitchen appliances are more and more abundant, and microwave ovens, steam boxes and the like gradually become necessary kitchen electric products for family life. The kitchen electrical products not only have single functions, each product needs to occupy certain kitchen space, but also are separately purchased with high cost. In order to make efficient use of kitchen space and reduce purchase costs, all-in-one machines have been disclosed in the prior art that integrate the functions of a steam box with a microwave oven and/or an oven.

For example, a micro steaming and baking integrated machine disclosed in chinese patent No. 201320074461.4 (No. CN 203168920U), includes a body, a door frame and a controller installed on a front surface of the body, a cavity is provided in the body, a transformer is installed on a top of the body, a capacitor connected to the transformer, a magnetron connected to the capacitor, a waveguide box connected to the magnetron, microwaves are transmitted into the cavity through the waveguide box, a microwave stirrer is provided at a microwave inlet in the cavity, a low speed motor is connected to the microwave stirrer, a water container and a steam generator connected to the water container are installed on a side wall of the body, the steam generator is communicated with the cavity in the body, a heating pipe is provided on a top of the cavity in the body, and the heating pipe is connected to the controller. For example, in the integrated steam box and microwave oven disclosed in chinese patent application No. 201510457051.1 (application publication No. CN105011740A), a steam inlet is provided in a cavity of a cooking chamber, and the steam inlet is communicated with a steam outlet of a steam generating device. As disclosed in chinese patent No. 201410167732.X (publication No. CN103976641B), "a steam box with top steam outlet at the top of the evaporator of the steam box is communicated with a steam inlet at the back of the inner container, and steam is generated from the evaporator and then enters the inner container.

In the prior art, no matter the functions of the steam box and one or two of the microwave oven and the oven are combined together, a water tank is required to be placed in an electric appliance to provide high-temperature steam for a cooking space. Especially, in an embedded cooking appliance, the water tank is often placed above the cooking cavity, and a panel which can be opened and closed is arranged on the front side surface of the cooking appliance to cover the water tank. Because receive cupboard installation space's influence, the panel need be forward or the side direction is opened and just can take out the water tank, if the panel side direction is opened, then can make cooking appliance's use occupy great space, if the panel directly pushes out to the front side, then can lead to the inboard water tank of panel to be not convenient for get and put.

Disclosure of Invention

The invention aims to solve the technical problem of the prior art and provides a reversible cooking appliance which enables a panel to be turned over towards the upper part of the front side of a cabinet so as to be convenient for taking and placing a water tank.

The technical scheme adopted by the invention for solving the technical problems is as follows: the utility model provides a cooking appliance that panel can overturn, includes the panel, cooking appliance's top has the accommodation space that is used for placing the water tank, the front side of this accommodation space is located to the panel and can open or cover accommodation space's front port, its characterized in that: the driving mechanism can drive the panel to turn over towards the upper part of the front side of the accommodating space; the driving mechanism comprises

The supporting seat is arranged at the top of the cooking appliance;

the pushing block is arranged on the supporting seat in a manner of moving back and forth, and the front end of the pushing block is always positioned on the front side of the supporting seat;

the first elastic piece is arranged on the supporting seat and enables the push block to always keep a forward moving trend;

the rotating shaft is rotatably arranged at the front end of the push block along the length direction of the panel;

the first end of the assembly part is connected with the rotating shaft and synchronously rotates along with the rotating shaft, and the second end of the assembly part is connected with the rear side wall of the panel;

the limiting assembly is connected with the rotating shaft and used for limiting the turning-over angle of the panel so as to allow the panel to turn over towards the reset direction in the turning-over state; and

and the locking assembly is connected with the panel and is used for locking the panel on the cooking appliance.

In the above aspect, the position limiting assembly comprises

The sleeve is sleeved on the periphery of the rotating shaft and is in friction rotation fit with the peripheral wall of the rotating shaft;

the ratchet wheel is sleeved on the periphery of the rotating shaft and synchronously rotates along with the rotating shaft;

the positioning shaft is arranged on the push block along the length direction of the panel and is positioned at the rear side of the rotating shaft;

the first end of the pawl can be rotatably arranged on the positioning shaft, the second end of the pawl extends towards the direction of the ratchet wheel and can be meshed with the ratchet wheel, and the pawl and the ratchet wheel are only allowed to rotate towards the panel opening direction in the meshed state;

the second elastic piece is arranged on the positioning shaft and enables the pawl to always keep a trend of being meshed with the ratchet wheel;

the first end of the assembling block is connected with the positioning shaft, and the second end of the assembling block is rotatably connected with the sleeve; and

and the first end of the releasing piece is connected with the sleeve and synchronously rotates along with the sleeve, and the second end of the releasing piece is provided with a pressing part which can be pressed against the pawl so as to cancel the meshing state of the pawl and the ratchet wheel.

By adopting the limiting structure, the manual turnover and reset of the panel are convenient to realize.

In order to facilitate connection, the first end of the release member is shaped as a sleeve ring which can be sleeved outside the sleeve, the inner peripheral wall of the sleeve ring is provided with a notch, and correspondingly, the outer peripheral wall of the sleeve is provided with a lug which can be inserted into the notch.

As an improvement, the pressing part is formed into a fan-shaped structure gradually enlarging from the edge of the sleeve outwards, an arc-shaped hole which is close to the periphery of the sleeve and is formed along the circumferential direction is formed in the pressing part, correspondingly, a limiting rod which extends along the axial direction and is inserted into the arc-shaped hole is arranged on the side wall of the ratchet wheel, the pressing part of the releasing part is positioned above the pawl so that the pawl is kept meshed with the ratchet wheel in a closed state of the panel, the limiting rod is arranged corresponding to the upper end of the arc-shaped hole, the pressing part of the releasing part is pressed against the pawl so that the pawl is separated from the ratchet wheel in a processing state in a completely opened state of the panel, and the limiting rod is arranged corresponding to the lower end of the. By adopting the structure, the manual turnover and reset of the panel are realized.

Preferably, the pawl gradually arches downwards from the first end to the second end to form an arc structure which can be in guiding fit with the abutting part of the release piece.

In order to facilitate assembly, a first square hole is formed in the inner side wall of the push block, and correspondingly, a first square limiting block capable of being inserted into the first square hole is arranged at the end part of the positioning shaft. The assembly block is provided with a second square hole which is arranged along the axial direction of the rotating shaft, and correspondingly, the middle part of the positioning shaft is provided with a second square limiting block which can penetrate through the second square hole; and the assembling block is also provided with a shaft hole which is axially arranged along the rotating shaft and is used for the sleeve to rotate and pass through.

In the invention, the cooking appliance further comprises a driving piece for driving the rotating shaft to rotate. The driving piece comprises a motor, a first gear and a second gear, the motor is arranged on the push block, the first gear is connected to an output shaft of the motor, and the second gear is arranged on the rotating shaft and is meshed with the first gear. The panel opening mechanism on the existing market is manual or automatic, manual use is inconvenient, automatic is difficult to reset under the outage condition, certain defects exist, the use experience of consumers is influenced, the automatic overturning and resetting of the panel can be realized by the structure, the structure can be matched with manual overturning for use, and when the power is off, the panel opening mechanism can be manually reset, and the use is convenient.

In order to enable the panel to move back and forth stably, the top of the supporting seat is provided with a sliding rail which is arranged along the front and back direction, correspondingly, the lower part of the push block is provided with a guide opening which can be in guide fit with the sliding rail, and the lower end of the push block is provided with a sliding block which can be slidably constrained on the supporting seat.

Preferably, the first elastic element comprises a driving spring sleeved on the slide rail and located behind the guide opening and an auxiliary spring sleeved on the slide rail and located in front of the guide opening, and the elastic force of the driving spring is greater than that of the auxiliary spring. The driving spring is mainly used for enabling the panel to move forwards relative to the cooking appliance, so that the panel is prevented from being overturned and interfered by the installation space of the cabinet, the impact force of the forward movement of the panel can be buffered by the auxiliary spring, and the panel is enabled to move more stably.

Preferably, the lower part of the front end of the push block is provided with a supporting foot which extends forwards so as to support the back of the panel in the closed state of the panel. The support legs are provided to make the panel in a closed state in an upright state while preventing the lower portion of the panel from tilting rearward.

Preferably, the upper portion of the front end of the push block is formed with an inclined plane which gradually inclines backwards from bottom to top. This structure avoids the panel to cause the interference to it when opening on the one hand, and on the other hand can also support spacingly to the state of opening of panel to a certain extent.

In each of the above solutions, the locking assembly includes a lock plug disposed near the lower edge of the panel and a lock catch disposed on the cooking appliance. The locking assembly adopts a simple push type locking and unlocking structure, and is convenient to use.

Compared with the prior art, the invention has the advantages that: the invention provides a cooking appliance with a panel capable of being turned over towards the upper part of the front side of a cabinet, when the cooking appliance is not used, the panel is closed, and a locking assembly is in a locking state; during the use, the unblock of locking subassembly, the panel moves certain distance forward along with the ejector pad earlier, then manual stir the panel open can, spacing subassembly can realize the location of panel open mode and allow the panel to the upset of direction that resets, the water tank is got to put and is finished the back manual reset can, the panel can not take place to interfere with the last mesa of cupboard, convenient to use provides very big facility for the consumer.

Drawings

FIG. 1 is a schematic structural diagram of an embodiment of the present invention;

FIG. 2 is an exploded view of a position-limiting member and a sleeve according to an embodiment of the present invention;

FIG. 3 is an enlarged view of a portion of the structure of FIG. 1;

FIG. 4 is a schematic structural diagram of a push block in an embodiment of the present invention;

FIG. 5 is a schematic structural diagram of a panel in a closed state according to an embodiment of the present invention;

FIG. 6 is a schematic structural diagram of a panel in a state of being opened according to an embodiment of the present invention;

FIG. 7 is a schematic structural diagram of a panel in a fully opened state according to an embodiment of the present invention;

fig. 8 is a schematic structural diagram of the panel in the closed state according to the embodiment of the present invention.

Detailed Description

The invention is described in further detail below with reference to the accompanying examples.

As shown in fig. 1 to 8, the electric cooking appliance with a reversible panel of the present embodiment includes a panel 1, an accommodating space 10 for accommodating a water tank is provided at the top of the electric cooking appliance, and the panel 1 is disposed at the front side of the accommodating space and can open or cover a front port of the accommodating space 10. The top of the cooking appliance of the present embodiment is provided with a driving mechanism 100 capable of driving the panel 1 to turn over to the upper front side of the accommodating space 10.

In this embodiment, the driving mechanism 100 includes a supporting seat 2, a pushing block 3, a first elastic member 4, a rotating shaft 5, an assembly member 6, a driving member 7, a limiting component 8 and a locking component 9, the supporting seat 2 is disposed at the top of the cooking appliance and is disposed near the side of the cooking appliance, the pushing block 3 is disposed on the supporting seat 2 in a manner of moving back and forth, the front end of the pushing block 3 is always located at the front side of the supporting seat 2, and the first elastic member 4 is disposed on the supporting seat 2 and keeps the pushing block 3 always moving forward. The rotating shaft 5 can be rotatably arranged at the front end of the push block 3 along the length direction of the panel 1, the first end of the assembly part 6 is connected with the rotating shaft 5 and rotates synchronously with the rotating shaft 5, and the second end of the assembly part 6 is connected with the rear side wall of the panel 1. The driving member 7 is connected with the rotating shaft 5 and is used for driving the rotating shaft 5 to rotate. The limiting component 8 is connected with the rotating shaft 5 and is used for limiting the turning-open angle of the panel 1 and allowing the panel 1 to turn towards the reset direction in the turning-open state. The locking assembly 9 is connected to the panel 1 and is used to lock the panel 1 to the cooking appliance.

The spacing assembly 8 of the present embodiment includes a sleeve 81, a ratchet 82, a positioning shaft 83, a pawl 84, a second elastic member 85, an assembling block 86 and a releasing member 87, wherein the sleeve 81 is disposed on the outer periphery of the rotating shaft 5 and is in friction rotation fit with the outer peripheral wall of the rotating shaft 5, that is, the sleeve 81 is kept stationary relative to the rotating shaft 5 in the state without external force, and when the force artificially applied to the sleeve 81 is greater than the friction force between the sleeve 81 and the rotating shaft 5, the sleeve 81 can rotate relative to the rotating shaft 5. The ratchet 82 is sleeved on the periphery of the rotating shaft 5 and rotates synchronously with the rotating shaft 5. The positioning shaft 83 is disposed on the pushing block 3 along the length direction of the panel 1 and located at the rear side of the rotating shaft 5, a first square hole 30 is opened on the inner side wall of the pushing block 3, and correspondingly, a first square limiting block 831 capable of being inserted into the first square hole 30 is disposed at the end of the positioning shaft 83 to prevent the positioning shaft 83 from rotating relative to the pushing block 3. A first end of the pawl 84 is rotatably disposed on the positioning shaft 83, a second end of the pawl 84 extends toward the ratchet 82 and can be engaged with the ratchet 82, and the pawl 84 is engaged with the ratchet 82 to only allow the ratchet 82 to rotate toward the opening direction of the panel 1. The second elastic member 85 is a torsion spring, and the second elastic member 85 is disposed on the positioning shaft 83 and tends to keep the pawl 84 engaged with the ratchet 82. A first end of the assembling block 86 is connected with the positioning shaft 83, a second end of the assembling block 86 is rotatably connected with the sleeve 81, a second square hole 861 which is axially arranged along the rotating shaft 5 is formed in the assembling block 86, and correspondingly, a second square limiting block 832 through which the second square hole 861 can pass is arranged in the middle of the positioning shaft 83; the fitting block 86 further has a shaft hole 862 axially arranged along the shaft 5 and through which the sleeve 81 is rotatably inserted. The first end of the releasing member 87 is connected with the sleeve 81 and rotates synchronously with the sleeve 81, and the second end of the releasing member 87 is provided with a pressing part 871 which can press against the pawl 84 so as to cancel the meshing state of the pawl 84 and the ratchet 82.

Specifically, the first end of the release member 87 is formed as a collar 872 that can be fitted around the sleeve 81, the collar 872 having a notch 8721 in the inner peripheral wall thereof, and correspondingly, the sleeve 81 having a projection 811 in the outer peripheral wall thereof that can be inserted into the notch 8721. The pressing part 871 is shaped as a fan-shaped structure gradually enlarging from the edge of the sleeve 81, an arc-shaped hole 8711 is formed on the pressing part 871 and close to the periphery of the sleeve 81 and formed along the circumferential direction, and correspondingly, a limit rod 821 extending along the axial direction and inserted in the arc-shaped hole 8711 is arranged on the side wall of the ratchet 82. The pawl 84 is gradually arched downwardly from the first end to the second end to form an arcuate structure 841 which is in guiding engagement with the pressing portion 871 of the release member 87.

The driving member 7 of this embodiment includes a motor 71, a first gear 72, and a second gear 73, the motor 71 is disposed on the pushing block 3, the first gear 72 is connected to an output shaft of the motor 71, and the second gear 73 is disposed on the rotating shaft 5 and engaged with the first gear 72, which is favorable for realizing automatic turning and resetting of the panel 1.

In order to make the panel 1 move stably back and forth, the top of the supporting seat 2 is provided with a sliding rail 21 arranged along the back and forth direction, correspondingly, the lower part of the pushing block 3 is provided with a guiding opening 31 which can be matched with the sliding rail 21 in a guiding way, and the lower end of the pushing block 3 is provided with a sliding block 32 which can be restrained on the supporting seat 2 in a sliding way. The first elastic member 4 of the present embodiment includes a driving spring 41 disposed on the slide rail 32 and located behind the guiding opening 31, and an auxiliary spring 42 disposed on the slide rail 21 and located in front of the guiding opening 31, and an elastic force of the driving spring 41 is greater than an elastic force of the auxiliary spring 42. The driving spring 41 is mainly used to make the panel 1 move forward relative to the cooking appliance so as to avoid the interference of the installation space of the cabinet on the overturning of the panel 1, and the auxiliary spring 42 can buffer the impact force of the forward movement of the panel 1, so that the movement of the panel 1 is more stable. The lower portion of the front end of the push block 3 has support legs 33 extending forward to support the back of the panel 1 in the closed state of the panel 1. The support legs 33 are provided to keep the panel 1 in a vertical state in a closed state while preventing the lower portion of the panel 1 from tilting backward. The upper part of the front end of the push block 3 is formed with a slope 34 which gradually inclines backwards from bottom to top. This structure avoids panel 1 to cause the interference to it when opening on the one hand, and on the other hand can also support spacingly to panel 1's the state of opening to a certain extent. The locking assembly 9 of the present embodiment includes a locking plug 91 disposed near the lower edge of the panel 1 and a locking buckle 92 provided on the cooking appliance. The locking assembly 9 adopts a simple push type locking and unlocking structure, belongs to the prior mature technology, and is not described herein.

The cooking appliance of the present embodiment may be provided with two sets of driving mechanisms 100, and the two sets of driving mechanisms 100 share one rotating shaft 5, one positioning shaft 83, one locking assembly 9 and one assembling block 86.

When the water tank is not required to be taken and placed, the panel 1 is in a closed state, the locking assembly 9 locks the panel 1 on the cooking appliance, when the water tank is required to be taken and placed, the locking assembly 9 is firstly cancelled, the panel 1 moves forwards for a certain distance relative to the cooking appliance under the action of the first elastic piece 4, and then the panel 1 is selected to be manually or electrically driven to turn.

Selecting a manual turnover panel 1: when the panel 1 is in the closed state, as shown in fig. 5, the pressing portion 871 of the releasing member 87 is positioned above the pawl 84 so that the pawl 84 keeps engaged with the ratchet 82, and the stopper 821 is arranged corresponding to the upper end of the arc hole 8711; manually turning over the panel 1 to the front upper side of the installed cabinet, wherein the rotating shaft 5 drives the ratchet 82 to rotate until the limiting rod 821 is arranged corresponding to the lower end of the arc-shaped hole 8711, and at the moment, the panel 1 is in an open state, as shown in fig. 6; continuing manually turning the panel 1 to the front upper part of the installed cabinet, the ratchet 82 rotates to drive the releasing piece 87 to synchronously rotate until the pressing part 871 of the releasing piece 87 presses against the pawl 84, so that the pawl 84 and the ratchet 82 are separated from each other, as shown in fig. 7; the panel 1 is manually turned over and is shifted towards the direction of closing the panel 1, the panel 1 drives the rotating shaft 5 and the ratchet wheel 82 to rotate through the assembly part 6, and in the rotating process, the ratchet wheel 82 and the pawl 84 are always in a separated state until the limiting column 8711 is arranged corresponding to the upper end of the arc-shaped hole 8711, as shown in fig. 8; continuing to manually turn over the panel 1, the panel 1 drives the ratchet 82 and the releasing piece 87 to synchronously rotate, when the releasing piece 87 turns over to the upper part of the pawl 84, the panel 1 is completely closed, and meanwhile, the pawl 84 and the ratchet 82 are in a mutual meshing state again.

Selecting the electric turnover panel 1: the turnover process of the panel 1 is the same as the manual turnover process of the panel, and the difference is that the manual force application is replaced by the motor driving force application, so that the manual operation is omitted for consumers, and the use is more convenient.

Claims

1. A cooking appliance with a reversible panel comprises a panel (1), wherein an accommodating space (10) for accommodating a water tank is arranged at the top of the cooking appliance, the panel (1) is arranged on the front side of the accommodating space (10) and can open or cover a front port of the accommodating space (10), and the cooking appliance is characterized in that: the panel turnover device further comprises a driving mechanism (100) capable of driving the panel (1) to turn over towards the upper part of the front side of the accommodating space (10); the driving mechanism (100) comprises

The supporting seat (2) is arranged at the top of the cooking appliance;

the pushing block (3) is arranged on the supporting seat (2) in a front-and-back moving manner, and the front end of the pushing block (3) is always positioned on the front side of the supporting seat (2);

the first elastic piece (4) is arranged on the supporting seat (2) and enables the push block (3) to always keep a forward moving trend;

the rotating shaft (5) is rotatably arranged at the front end of the push block (3) along the length direction of the panel (1);

the first end of the assembly part (6) is connected with the rotating shaft (5) and synchronously rotates along with the rotating shaft (5), and the second end of the assembly part (6) is connected with the rear side wall of the panel (1);

the limiting assembly (8) is connected with the rotating shaft (5) and is used for limiting the turning-open angle of the panel (1) and allowing the panel (1) to turn towards the reset direction in the turning-open state; and

a locking assembly (9) connected to the panel (1) and adapted to lock the panel (1) to the cooking appliance.

2. The panel reversible cooking appliance of claim 1, wherein: the limiting component (8) comprises

The sleeve (81) is sleeved on the periphery of the rotating shaft (5) and is in friction rotation fit with the peripheral wall of the rotating shaft (5);

the ratchet wheel (82) is sleeved on the periphery of the rotating shaft (5) and synchronously rotates along with the rotating shaft (5);

the positioning shaft (83) is arranged on the push block (3) along the length direction of the panel (1);

a pawl (84), a first end of the pawl (84) is rotatably arranged on the positioning shaft (83), a second end of the pawl (84) extends towards the ratchet wheel (82) and can be meshed with the ratchet wheel (82), and the pawl (84) only allows the ratchet wheel (82) to rotate towards the opening direction of the panel (1) when meshed with the ratchet wheel (82);

a second elastic member (85) which is arranged on the positioning shaft (83) and enables the pawl (84) to always keep the trend of being meshed with the ratchet wheel (82);

a mounting block (86), wherein a first end of the mounting block (86) is connected with the positioning shaft (83), and a second end of the mounting block (86) is rotatably connected with the sleeve (81); and

and a releasing member (87), wherein the first end of the releasing member (87) is connected with the sleeve (81) and synchronously rotates along with the sleeve (81), and the second end of the releasing member (87) is provided with a pressing part (871) which can be pressed against the pawl (84) so as to cancel the meshing state of the pawl (84) and the ratchet (82).

3. The panel reversible cooking appliance of claim 2, wherein: the first end of the releasing piece (87) is formed into a sleeve ring (872) which can be sleeved outside the sleeve (81), the inner peripheral wall of the sleeve ring (872) is provided with a notch (8721), correspondingly, the outer peripheral wall of the sleeve (81) is provided with a lug (811) which can be inserted into the notch (8721).

4. The panel reversible cooking appliance of claim 2, wherein: the pressing part (871) is shaped into a fan-shaped structure gradually enlarging outwards from the edge of the sleeve (81), the pressing part (871) is provided with an arc-shaped hole (8711) which is close to the periphery of the sleeve (81) and is arranged along the circumferential direction, correspondingly, a limit rod (821) which extends along the axial direction and is inserted in the arc-shaped hole (8711) is arranged on the side wall of the ratchet wheel (82), in the closed state of the panel (1), the pressing part (871) of the releasing member (87) is positioned above the pawl (84) so as to keep the pawl (84) engaged with the ratchet (82), the limiting rod (821) is arranged corresponding to the upper end of the arc-shaped hole (8711), and when the panel (1) is in a fully opened state, the pressing part (871) of the releasing piece (87) is pressed against the pawl (84) so as to enable the pawl (84) and the ratchet wheel (82) to be in a separated state, and the limiting rod (821) is arranged corresponding to the lower end of the arc-shaped hole (8711).

5. The panel reversible cooking appliance of claim 4, wherein: the pawl (84) is gradually arched downwards from the first end to the second end to form an arc-shaped structure (841) which can be in guiding fit with the pressing part (871) of the release member (87).

6. The panel reversible cooking appliance of claim 2, wherein: a first square hole (30) is formed in the inner side wall of the push block (3), and correspondingly, a first square limiting block (831) capable of being inserted into the first square hole (30) is arranged at the end part of the positioning shaft (83).

7. The panel reversible cooking appliance of claim 2, wherein: a second square hole (861) which is axially arranged along the rotating shaft (5) is formed in the assembling block (86), and correspondingly, a second square limiting block (832) which can penetrate through the second square hole (861) is arranged in the middle of the positioning shaft (83); the assembling block (86) is also provided with a shaft hole (862) which is axially arranged along the rotating shaft (5) and is used for the sleeve (81) to rotate and pass through.

8. The cooking appliance of any one of claims 1 to 7, wherein: the device also comprises a driving piece (7) for driving the rotating shaft (5) to rotate.

9. The panel reversible cooking appliance of claim 8, wherein: the driving piece (7) comprises a motor (71), a first gear (72) and a second gear (73), the motor (71) is arranged on the push block (3), the first gear (72) is connected to an output shaft of the motor (71), and the second gear (73) is arranged on the rotating shaft (5) and is meshed with the first gear (72).

10. The cooking appliance of any one of claims 1 to 7, wherein: the top of the supporting seat (2) is provided with a sliding rail (21) which is arranged along the front-back direction, correspondingly, the lower part of the push block (3) is provided with a guide opening (31) which can be matched with the sliding rail (21) in a guide way, and the lower end of the push block (3) is provided with a sliding block (32) which can be restrained on the supporting seat (2) in a sliding way.

11. The panel reversible cooking appliance of claim 10, wherein: the first elastic piece (4) comprises a driving spring (41) which is sleeved on the sliding rail (21) and is positioned behind the guide opening (31) and an auxiliary spring (42) which is sleeved on the sliding rail (21) and is positioned in front of the guide opening (31), and the elastic force of the driving spring (41) is greater than that of the auxiliary spring (42).

12. The cooking appliance of any one of claims 1 to 7, wherein: the lower part of the front end of the push block (3) is provided with supporting legs (33) which extend forwards and support the back of the panel (1) in the closed state of the panel (1).

13. The cooking appliance of any one of claims 1 to 7, wherein: an inclined plane (34) which is gradually inclined backwards from bottom to top is formed at the upper part of the front end of the push block (3).

14. The cooking appliance of any one of claims 1 to 7, wherein: the locking assembly (9) comprises a lock plug (91) arranged close to the lower edge of the panel (2) and a lock catch (92) arranged on the cooking appliance.