CN107080454B - Cooking utensil - Google Patents

Abstract

The invention provides a cooking utensil. This cooking utensil includes the pot body and covers the pot cover that closes on the pot body, be provided with the cover opening button on the pot body, the pot cover includes a tooth circle subassembly, a serial communication port, cooking utensil is still including preventing the structure of opening by mistake, prevent that the structure of opening by mistake includes main part spare, be provided with guide structure on the tooth circle subassembly of pot, work as when the tooth circle subassembly of pot rotates, main part spare is in along axial direction motion under guide structure's the effect, so that work as the tooth circle subassembly of pot with when the pot body is in locking state, main part spare can restrict the action of cover opening button. The cooking utensil of the invention can play a role of preventing false opening both in a non-working state and a working state. Prevent simultaneously that the structure is as an organic whole structure to main part spare in the structure of opening by mistake, the relation of connection between cooperation relation, structure and each component is all simple, and the good reliability can effectively prevent the emergence of the mistake uncapping.

Description

Cooking utensil

Technical Field

The invention relates to the technical field of household appliances, in particular to a cooking utensil.

Background

The flip type electric pressure cooker in the prior art comprises a cooker cover, a cooker body and a cooker liner, wherein the cooker liner is placed in the cooker body, a cover opening button is arranged on the cooker body, the cooker body can be buckled with the cooker cover through the cover opening button, and a cooker tooth ring component of the cooker cover can be mutually rotationally buckled with the cooker liner. Before the culinary art begins, the pot cover closes on the pot body through the button lid that uncaps to rotatory pot tooth circle subassembly makes its and pot courage lock, after the culinary art is finished, the user at first rotatory pot tooth circle subassembly makes its and pot courage unblock, presses uncap button again and makes the pot cover be popped open under hinge spring's effect.

The flip-type electric pressure cooker has the following problems in the using process: if a user presses the cover opening button when the cooker tooth ring assembly and the cooker liner are not unlocked, the cooker cover and the cooker liner can be turned up by a certain angle under the action of the hinge spring, so that the cooker tooth ring assembly and the cooker liner are collided, and the cooker tooth ring assembly and the cooker liner are damaged or even safety accidents occur.

In addition, when a user presses the cover button by mistake in the using process of the electric pressure cooker, the cooker cover can be opened at a small angle relative to the cooker body, the adaptation degree of the cooker teeth on the cooker cover and the cooker teeth on the cooker liner in a locked state is not very high, impurities such as dust and the like easily enter the cooker body, and meanwhile, the attractiveness of the cooker is also influenced. The flip-type electric pressure cooker comprises a cooker cover, a cooker body, a middle cooker and a cooker liner, wherein the middle cooker and the cooker body are of an integral structure, cooker teeth are arranged on the middle cooker, a cooker tooth ring component on the cooker cover can be mutually rotated and buckled with the middle cooker, and the flip-type pressure cooker with the structure can also have the problem of attractive appearance in the using process.

In order to avoid the problems, the electric pressure cooker is generally provided with a structure for preventing mistaken opening, so that the use safety of the electric pressure cooker is ensured, and the attractiveness of the electric pressure cooker in the use process is improved. The structure of preventing mistaken uncovering in the prior art has the advantages that the number of components is large, the structure is complex, the matching relation among the components is complex, a series of linkage structures are needed to realize the movement, the problems of low production efficiency, high cost and the like exist, and the production and after-sale maintenance are inconvenient.

Disclosure of Invention

In view of the above, the present invention provides a cooking device with simple structure, which can effectively prevent the occurrence of false opening in both the working state and the non-working state.

The invention provides a cooking appliance, which comprises a pot body and a pot cover, wherein the pot cover is covered on the pot body, the pot body is provided with a cover opening button, and the pot cover comprises a pot tooth ring component; the anti-misoperation structure further comprises a biasing piece, and the biasing piece is used for providing a biasing force for enabling the main body piece to move downwards along the axial direction; the main body piece further comprises a biasing piece mounting part, and the biasing piece is arranged on the biasing piece mounting part; the cooker cover further comprises an inner cover assembly, the biasing piece mounting part is mounted on the inner cover assembly and can move on the inner cover assembly along the axial direction, one end of the biasing piece abuts against the inner cover assembly, and the other end of the biasing piece abuts against the main body piece; the biasing piece mounting part is provided with a limiting part, and the limiting part is used for limiting the limit position of the main body piece moving downwards along the axial direction; the limiting portion comprises an elastic piece and a clamping pin, one end of the elastic piece is connected with the biasing piece mounting portion, the other end of the elastic piece is connected with the clamping pin, and the clamping pin can be clamped on the inner cover assembly.

Preferably, the main body member includes a guide portion for cooperating with the guide structure and a stopper portion for restricting the movement of the cap release button.

Preferably, the guide structure comprises a guide surface inclined upwards along the uncovering direction of the pot tooth ring assembly, and one end of the guide part abuts against the guide surface; the pot tooth ring component is provided with an inner concave part, and the bottom surface of the inner concave part forms the guide surface.

Preferably, the guide surface is an inclined surface or a curved surface.

Preferably, the pot tooth ring component comprises a pot tooth ring body, and the concave part is arranged at the edge position of the pot tooth ring body.

Preferably, the body member is of unitary construction.

In the invention, the anti-false-opening structure realizes the movement of the main body part in the axial direction on the inner cover component through the matching action of the guide part and the guide structure arranged on the cooker tooth ring component, and realizes that the main body part enters the stroke of the cover opening button when the cooking appliance is in the cover closing state so as to prevent the cover opening action of the cover opening button, so that the opening of the cooker cover can not be realized by operating the cover opening button in the cover closing state, and the anti-false-opening function of the anti-false-opening structure is realized; the guide structure acts to support the body member in addition to providing a force for axial movement of the body member. The anti-false-opening structure can play a role in preventing false opening when the cooking utensil is in a non-working state and a working state. Meanwhile, the main body part of the anti-misoperation structure is of an integrated structure, the structure is simple, the matching relation among all the components is simple, the production efficiency is high, the cost is low, the use is convenient, the reliability is high, and the occurrence of mistaken uncovering can be effectively prevented. And the structure for preventing the mistaken opening can effectively prevent impurities such as dust and the like from easily entering the pot body, and simultaneously improves the aesthetic degree of the cooking utensil.

Drawings

The above and other objects, features and advantages of the present invention will become more apparent from the following description of the embodiments of the present invention with reference to the accompanying drawings, in which:

FIG. 1 is a front view of the cooker tooth ring assembly and the cooker body in an unlocked state when the cover is closed;

FIG. 2 is a partial enlarged view of FIG. 1 at A;

FIG. 3 is a front view of the locking state of the tooth ring assembly and the pot body in the cover closing state;

fig. 4 is a partial enlarged view of fig. 3 at B;

FIG. 5 is a perspective view of the anti-mis-opening structure of the present invention assembled with a pot body and a pot cover;

FIG. 6 is a perspective view of an anti-misclosure structure according to the present invention;

fig. 7 is a front view of the structure for preventing erroneous opening in the present invention.

An inner cap assembly-1; a sliding hole-11; a pot tooth ring component-2; a pot tooth ring body-21; -a guide structure-22; an inner concave part-221, a guide surface-2211; a pan body-3; a lid opening button-31; a mounting portion-32; anti-false open structure-4; a main body member-41; a guide portion-411; a free end-4111 of the guide; a stopper-412; a free end-4121 of the stop portion; connection-413; reinforcement-4131; a biasing member mounting portion-414; a limiting part-4141; a biasing member-42.

Detailed Description

Various embodiments of the present invention will be described in more detail below with reference to the accompanying drawings. Like elements in the various figures are denoted by the same or similar reference numerals. For purposes of clarity, the various features in the drawings are not necessarily drawn to scale. Unless the context clearly requires otherwise, throughout the description and the claims, the words "comprise", "comprising", and the like are to be construed in an inclusive sense as opposed to an exclusive or exhaustive sense; that is, what is meant is "including, but not limited to".

In the description of the present invention, it is to be understood that the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. In addition, in the description of the present invention, "a plurality" means two or more unless otherwise specified.

The radial direction is the radius direction of the pot cover, the radial inner side refers to the direction pointing to the circle center of the pot cover along the radius direction of the pot cover, and the radial outer side refers to the direction departing from the circle center of the pot cover along the radius direction of the pot cover. The axial line of the pot cover is the axial line of the pot body of the cooking appliance, the axial direction is the axial direction of the pot cover, the axial inner side refers to the direction pointing downwards (when the pot cover component is in a normal covering state) along the axial line direction of the pot cover, and the axial outer side refers to the direction pointing upwards (when the pot cover component is in a normal covering state) along the axial line direction of the pot cover. In this application "upper" and "lower" refer to the orientation of the cooking vessel when in normal operation. In the application, the term "boiler teeth ring" refers to the annular distribution of boiler teeth on the component, and does not limit the annular distribution of the component on which the boiler teeth ring is located.

As shown in fig. 1 and 3, a cooking device with a sealed heating structure, such as an electric cooker or a pressure cooker, generally includes a pot body 3 and a pot cover covering the pot body 3, wherein one side of the pot cover is hinged with the upper end of one side of the pot body 3, and the pot cover can be opened or closed with an opening at the upper end of the pot body 3. The upper end of the other side of the pot body 3 is provided with a cover opening button 31, and a pot liner (not shown in the figure) is arranged in the pot body 3. The pot lid generally includes a face cover (not shown), an inner lid assembly 1 and a pot ring assembly 2 mounted on an axially inner side of the inner lid assembly 1, and a latch hook (not shown) for engaging with a lid opening button 31. The cooker tooth ring component 2 comprises a cooker tooth ring body 21, a handle (not shown in the figure) is arranged on the cooker cover, the handle is connected with the cooker tooth ring body 21, the handle can drive the cooker tooth ring body 21 to synchronously rotate when the handle is rotated, and the cooker tooth ring body 21 and a cooker liner are locked and unlocked by rotating the handle. The specific actions are as follows: when the cover is opened, the handle is required to be rotated until the cooker tooth ring body 21 and the cooker liner are completely unlocked, and then the cover opening button 31 is pressed, so that the lock hook is separated from the cover opening button 31. In this application, the rotation direction definition of the pot tooth circle body 21 is the direction of closing the lid when locking the pot tooth circle body 21 and the pot inner bag, and the rotation direction definition of the pot tooth circle body 21 is the direction of opening the lid when unlocking the pot tooth circle body 21 and the pot inner bag.

Because the pot cover is hinged with the pot body 3, a hinge spring is generally arranged at the hinged part, when the cover opening button 31 is pressed, the pot cover is driven to open the cover automatically under the action of the hinge spring, if a user presses the cover opening button 31 under the condition that the tooth ring component 2 and the pot liner are not unlocked, the pot cover and the pot liner can be turned up by a certain angle under the action of the hinge spring, and under the non-working state, the tooth ring component 2 and the pot liner are easy to collide with each other, so that the tooth ring component 2 and the pot liner are damaged; in addition, the pressure in the pot liner is very high in the cooking process, so that safety accidents are easily caused; meanwhile, when a user presses the lower cover button 31 by mistake in the using process of the electric pressure cooker, the cooker cover can be opened at a small angle relative to the cooker body, the adaptation degree of the cooker teeth on the cooker cover and the cooker teeth on the cooker liner in the locking state is not very high, impurities such as dust and the like easily enter the cooker body, and meanwhile, the attractiveness of the cooker is also influenced. Another flip-type electric pressure cooker comprises a cooker cover, a cooker body, a middle cooker and a cooker liner, wherein the middle cooker and the cooker body are of an integral structure, cooker teeth are arranged on the middle cooker, a cooker tooth ring component on the cooker cover can be mutually rotated and buckled with the middle cooker, and the problems that impurities such as dust easily enter the cooker body and the appearance is attractive exist. In order to avoid the false opening, a false opening preventing structure 4 is arranged in the cooking utensil. The anti-false-opening structure 4 is used for preventing the cover opening action of the cover opening button 31 when the cooker tooth ring body 21 and the cooker liner (or the middle cooker) are in a locking state, so that the anti-false-opening function is realized.

Preferably, as shown in fig. 1 and 3, the anti-false-opening structure 4 is disposed on the inner cover assembly 1, the anti-false-opening structure 4 includes a main body part 41 and a biasing part 42, the biasing part 42 is used for providing an axial biasing force to the main body part 41, the main body part 41 is preferably a unitary structure, the cooking ring assembly 2 is provided with a guide structure 22, the main body part 41 can be linked with the guide structure 22, so that the main body part 41 moves in an axial direction under the action of the guide structure 22 and the biasing part 42, after the cover is closed, the main body part 41 enters the stroke of the cover opening button 31 to block the cover opening action of the cover opening button 31, and after the cover is opened, the main body part 41 leaves the stroke of the cover opening button 31, and the cover opening button 31 is pressed to normally open the pot cover.

Preferably, as shown in fig. 2 and 4, the main body member 41 includes a guide portion 411 and a stopper portion 412, the guide portion 411 is configured to cooperate with the guide structure 22, and the stopper portion 412 is configured to prevent the door opening operation of the door opening button 31. The stopping portion 412 and the guiding portion 411 are both disposed inside the inner lid assembly 1, and both can move in the axial direction inside the inner lid assembly 1.

Preferably, the guiding structure 22 is arranged corresponding to the anti-false-opening structure 4, the guiding structure 22 is a guiding surface 2211 inclined upwards along the uncovering direction of the boiler ring assembly, one end of the guiding portion 411 abuts against the guiding surface 2211, specifically, as shown in fig. 5, an inner concave portion 221 is arranged on the boiler ring body 21, the inner concave portion 221 is a notch formed on the edge position of the boiler ring body 21 located on the axial outer side, and the bottom surface of the notch forms the guiding surface 2211, wherein the bottom surface is the lowest surface of the notch when the cooking appliance is in the normal working state, and the "lower" is the orientation defined in the application. The guide surface 2211 is an inclined surface or a curved surface, and when the cooker ring body 21 rotates, the guide portion 411 and the guide surface 2211 move relatively, so that the position of the guide portion 411 in the axial direction is changed.

Preferably, as shown in fig. 2 and 4 and fig. 5 to 7, the guiding portion 411 extends radially inward, the free end 4111 of the guiding portion 411 is engaged with the guiding surface 2211 of the inner concave portion 221, when the lid is opened by rotating the lid, the ring gear body 21 rotates in the opening direction, the inner concave portion 221 provides a force to move the guiding portion 411 upward, so that the guiding portion 411 moves upward in the axial direction along with the rotation of the ring gear body 21, when the lid is closed by rotating the lid, the ring gear body 21 rotates in the closing direction, and under the biasing force of the biasing member 42, the guiding portion 411 moves downward in the axial direction along with the rotation of the ring gear body 21.

Preferably, the stop 412 extends axially inward. The pot body 3 is provided with a mounting part 32 for mounting the lid opening button 31, and the mounting part 32 is arranged corresponding to the stopping part 412. Specifically, the mounting portion 32 is a shell-like structure in which the lid opening button 31 is located. When the door-opening button 31 is pressed, the door-opening action of the door-opening button 31 can be translational motion or a rotating shaft is arranged on the door-opening button 31, the door-opening action of the door-opening button 31 is taken as rotation around the rotating shaft, in a specific embodiment, as shown in fig. 1, the door-opening action of the door-opening button 31 is taken as translational motion along the radial inner side, when the door is closed, the guide part 411 drives the stopping part 412 to move downwards along the axial direction, so that the stopping part 412 enters the stroke of the door-opening button 31, namely, the stopping part 412 moves to the radial inner side of the door-opening button 31, so as to prevent the door-opening action of the door-opening button 31, when the door is opened, the guide part 411 drives the stopping part 412 to move upwards along the axial direction, so that the stopping part 412 leaves the stroke of the door-opening button 31, and the door-opening button 31 can be pressed.

In order to provide a guide function for the movement of the stopper portion 412 in the axial direction, a guide hole (not shown) is formed in the mounting portion 32, and the guide hole is provided radially inward with respect to the open cover button 31. The guide hole is a through hole, when the cover is closed, the free end 4121 of the stopping portion 412 can penetrate through the guide hole and then enter the stroke of the cover opening button 31 to prevent the cover opening action of the cover opening button 31, when the cover is opened, the free end 4121 of the stopping portion 412 can be pulled out of the guide hole, and therefore after the cover opening button 31 is pressed, the pot cover can open the upper end opening of the pot body 3.

Preferably, the stopper 412 is located radially outside the guide 411.

Preferably, the guide 411 and the stopper 412 are an integral structure.

Further preferably, as shown in fig. 6, in order to improve the stability of the movement of the guide portion 411 along the concave portion 221, the guide portion 411 has a plate-like structure.

Further preferably, as shown in fig. 2 and 4, the free end 4111 of the guide 411 is provided with a projection extending axially inward.

Preferably, as shown in fig. 2 and 4 and fig. 5 to 7, the main body 41 further includes a connecting portion 413, the connecting portion 413 is used for connecting the stopping portion 412 and the guiding portion 411, and the connecting portion 413 is disposed axially outside the stopping portion 412 and radially outside the guiding portion 411. Preferably, the connecting portion 413, the stopping portion 412 and the guiding portion 411 are integrally formed. The connecting portion 413 is located axially inside the inner cap assembly 1, and is movable in the axial direction inside the inner cap assembly 1.

Further preferably, as shown in fig. 6, the stopper 412 is designed to be a cylindrical structure for the convenience of the manufacturing process of the stopper 412. Further preferably, the connecting portion 413 has a disc-shaped structure, and a diameter of the connecting portion 413 is larger than a diameter of the stopping portion 412.

It is further preferable that, as shown in fig. 6, a reinforcing structure 4131 is provided at a connection portion of the connection portion 413 and the stopper portion 412, and it is further preferable that the reinforcing structure 4131 includes a plurality of rib plates uniformly distributed at the connection portion. Preferably, as shown in fig. 2 and 4 and fig. 5-7, the body member 41 further includes a biasing member mounting portion 414, the biasing member 42 is disposed on the biasing member mounting portion 414, for example, the biasing member 42 is a coil spring, and the coil spring is disposed on the biasing member mounting portion 414. Preferably, the biasing member mounting part 414 is provided on the inner cap assembly 1 and is movable in the axial direction on the inner cap assembly 1. Preferably, the biasing member mounting portion 414 is an integral structure with the stop portion 412 and/or the connecting portion 413.

In order to realize the movement of the main body member 41 in the axial direction on the inner cap assembly 1, a passage for the movement of the main body member 41 is provided on the inner cap assembly 1, and preferably, as shown in fig. 2 and 4, a slide hole 11 is provided on the inner cap assembly 1, the slide hole 11 is a through hole, and the biasing member mounting portion 414 is capable of moving in the axial direction of the slide hole 11. In order to generate a certain biasing force during the movement of the main body part, the position of the biasing member needs to be defined, for example, in an embodiment, the stopping portion 412 and the guiding portion 411 are located on the axial inner side of the inner cap assembly 1, the radial width of the end of the stopping portion 412 opposite to the free end is larger than the radial width of the sliding hole 11, one end of the biasing member 42 abuts against the inner surface of the inner cap assembly 1 on the axial inner side, and the other end abuts against the stopping portion 412. In another preferred embodiment, as shown in fig. 2 and 4, the stopping portion 412, the guiding portion 411 and the connecting portion 413 are located on the axial inner side of the inner cap assembly 1, the radial width of the connecting portion 413 on the axial outer side end is larger than that of the slide hole 11, one end of the biasing member 42 abuts against the inner surface of the inner cap assembly 1 on the axial inner side, and the other end abuts against the connecting portion 413.

Since one end of the guiding portion 411 is located on the concave portion 221, when the boiler ring assembly 2 rotates, the main body member 41 may rotate along with the boiler ring assembly 2 relative to the inner lid assembly 1, which may cause the guiding portion 411 to disengage from the boiler ring assembly 2, which may cause the main body member 41 to fall off from the inner lid assembly 1, thereby failing to prevent the false opening function. In order to prevent the body member 41 from rotating, in one embodiment, the slide hole 11 may be designed as a square hole or a polygonal hole. In another embodiment, a limiting structure (not shown) may be disposed at the connection position of the biasing member mounting portion 414 and the inner lid assembly 1 to limit the rotation of the main body member 41 relative to the inner lid assembly 1, and the sliding holes 11 are circular holes. Preferably, the limiting structure is provided with a matching structure of a protrusion and a groove.

In order to prevent the whole anti-false-open structure 4 from falling off the inner cap assembly 1 due to the loss of the supporting function of the pot ring assembly caused by the rotation of the main body member 41 relative to the inner cap assembly 1, and to prevent the anti-false-open structure 4 from falling off the inner cap assembly 1 during the installation process of the anti-false-open structure 4 on the inner cap assembly 1, a limiting portion 4141 is further provided on the main body member 41, as shown in fig. 2 and 4 and fig. 5-7, the limiting portion 4141 is located at the outer edge position of the axially outer end of the biasing member installation portion 414, and preferably, the limiting portion 4141 is configured to contact with the axially outer surface of the inner cap assembly 1 to limit the one end of the main body member 41 on the inner cap assembly 1 after the stopping portion 412 enters the working stroke of the lid opening button 31. Specifically, as shown in fig. 6, the limiting portion 4141 includes an elastic member 4142 and a locking leg 4143, one end of the elastic member 4142 is connected to the biasing member mounting portion 414, and the other end is connected to the locking leg 4143, and the locking leg 4143 can be locked to the inner cap assembly 1, so that when the guide portion 411 is disengaged from the concave portion 221, the locking leg 4143 is locked to the outer surface of the inner cap assembly 1 located at the outer side in the axial direction, thereby preventing the main body member 41 from falling off from the inner cap assembly 1, and at the same time, effectively preventing the main body member 41 from falling off from the inner cap assembly 1 during the assembling process of the anti-misopening structure 4 and the inner cap assembly 1, and facilitating the installation of the anti-misopening structure 4.

Further preferably, in order to reduce the overall weight of the erroneous opening prevention structure 4 and save cost, the biasing member mounting portion 414 is designed to be a cylindrical structure.

Preferably, the biasing member 42 is a spring, which is convenient for drawing materials and saves cost.

The use process of the anti-false-opening structure 4 in the invention is as follows: uncovering process of the cooking utensil: as shown in fig. 2, the handle is rotated to drive the pot tooth ring body 21 to rotate towards the uncovering direction, so that the guide portion 411 in the anti-mistaken uncovering structure gradually moves upwards relative to the guide surface 2211, the stopping portion 412 is gradually pulled away from the guide hole, the free end 4121 of the stopping portion 412 leaves the stroke of the uncovering button 31, the biasing member mounting portion 414 and the connecting portion 413 move upwards along the sliding hole 11, and the spring is compressed. At this time, the free end 4111 of the guide 411 is positioned at the uppermost end of the guide surface 2211, and the spring is in the most compressed state. Because the free end 4111 of the guiding part 411 abuts against the concave part 221 of the pot tooth ring component 2, at this time, the concave part 221 plays a role of supporting the anti-false-opening structure 4, and therefore, after the pot tooth ring body 21 and the pot body 3 are in a complete unlocking state, the position of the anti-false-opening structure 4 on the inner cover component 1 can be kept stable. At this time, the lid opening button 31 is pressed, the locking hook engaged with the lid opening button 31 is disengaged from the lid opening button 31, and the lid is automatically opened under the elastic force of the hinge spring.

The cover closing process of the cooking utensil comprises the following steps: firstly, the pot cover is covered on the pot body 3, so that the cover opening button 31 is meshed with the lock hook, then the handle is rotated, the pot tooth ring body 21 rotates towards the cover closing direction, the guide part 411 gradually moves downwards under the action of the biasing part 42, the guide part 411 drives the stopping part 412 to enter the guide hole, and meanwhile, the guide part 411 moves to drive the biasing part mounting part 414 to move downwards along the axial direction of the sliding hole 11. When the ring gear body 21 and the pot body 3 are locked, the free end 4111 of the guide portion 411 is located at the lowest end of the guide surface 2211, and the free end 4121 of the stop portion 412 is located on the stroke of the lid opening button 31, so that the lid opening action of the lid opening button 31 is blocked. After the lid is closed, the stopping part 412 is located on the stroke of the lid opening button 31, the lid opening button 31 is pressed, the lid opening button 31 cannot move to separate from the lock hook, the lid cannot be automatically opened, and therefore the function of preventing mistaken opening of the structure 4 for preventing mistaken opening is achieved.

In an alternative embodiment, the concave portion is a notch formed at an edge position of the pot tooth ring body located on the inner side in the axial direction, and a top surface of the notch forms a guide surface inclined upward in the uncovering direction of the pot tooth ring assembly. One end of the guide portion abuts against the guide surface under the action of the biasing member. Wherein the top surface is the uppermost surface of the gap when the cooking appliance is in a normal operating state, and the "up" is the orientation defined above in this application. In the embodiment, when the pot tooth ring body rotates, the guide part and the guide surface move relatively, and the change of the position of the guide part in the axial direction can also be realized.

The specific action process in this embodiment is as follows: when the cooking utensil is closed, the guide part moves downwards along the axial direction of the guide surface, the guide part moves to drive the biasing piece mounting part to move downwards along the axial direction of the sliding hole, when the pot tooth ring body and the pot body are in a locking state, the free end of the guide part is positioned at the lowest end of the guide surface, and the free end of the stopping part is positioned on the stroke of the cover opening button, so that the cover opening action of the cover opening button is blocked; in-process that cooking utensil uncapped, under the effect of biasing piece and spigot surface, the guide part motion drives biasing piece installation department along sliding hole axial upward movement, make main part at uncap in-process axial upward movement, after the tooth circle body of pot is in the unblock state with the pot body, the free end of guide part is located the top of spigot surface, the free end of backstop portion leaves the stroke of uncap button, no longer produce to uncap button's the action of uncapping and block the effect, the pot lid can normally open. In another alternative embodiment, the erroneous opening prevention structure 4 may not be provided with the biasing member 42, and the stopping portion 412 enters the stroke of the lid opening button 31 by the gravity of the body member 41 itself to prevent the lid opening operation of the lid opening button 31.

In the invention, the anti-false-opening structure realizes the movement of the main body part in the axial direction on the inner cover component through the matching action of the guide part and the guide structure arranged on the cooker tooth ring component, and the main body part can enter the stroke of the cover opening button when the cooking appliance is in the cover closing state through the action of the biasing part so as to prevent the cover opening action of the cover opening button, so that the opening of the cooker cover can not be realized through operating the cover opening button in the cover closing state, and the anti-false-opening function of the anti-false-opening structure is realized; the guide structure acts to support the body member in addition to providing a force for axial movement of the body member. The anti-false-opening structure can play a role in preventing false opening when the cooking utensil is in a non-working state and a working state. Meanwhile, the main body part of the anti-misoperation structure is of an integrated structure, the structure is simple, the matching relation among all the components is simple, the production efficiency is high, the cost is low, the use is convenient, the reliability is high, and the occurrence of mistaken uncovering can be effectively prevented. And the structure for preventing the mistaken opening can effectively prevent impurities such as dust and the like from easily entering the pot body, and simultaneously improves the aesthetic degree of the cooking utensil.

The present invention will be described below based on examples, but the present invention is not limited to only these examples.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made to the present invention by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (9)

1. A cooking appliance comprises a pot body and a pot cover covering the pot body, wherein a cover opening button is arranged on the pot body, and the pot cover comprises a pot tooth ring component;

the anti-misoperation structure further comprises a biasing piece, and the biasing piece is used for providing a biasing force for enabling the main body piece to move downwards along the axial direction;

The main body piece further comprises a biasing piece mounting part, and the biasing piece is arranged on the biasing piece mounting part;

the cooker cover further comprises an inner cover assembly, the biasing piece mounting part is mounted on the inner cover assembly and can move on the inner cover assembly along the axial direction, one end of the biasing piece abuts against the inner cover assembly, and the other end of the biasing piece abuts against the main body piece;

the biasing piece mounting part is provided with a limiting part, and the limiting part is used for limiting the limit position of the main body piece moving downwards along the axial direction.

2. The cooking appliance of claim 1, wherein: the main body piece comprises a guide part and a stopping part, the guide part is used for being matched with the guide structure, and the stopping part is used for limiting the action of the cover opening button.

3. The cooking appliance according to claim 2, wherein said guide structure comprises a guide surface inclined upward in the lid opening direction of said pot tooth ring assembly, and one end of said guide portion abuts against said guide surface;

the pot tooth ring component is provided with an inner concave part, and the bottom surface of the inner concave part forms the guide surface.

4. The cooking appliance of claim 3, wherein the guide surface is a beveled or curved surface.

5. The cooking appliance of claim 3, wherein: the pot tooth ring component comprises a pot tooth ring body, and the inner concave part is arranged at the edge position of the pot tooth ring body.

6. The cooking appliance of claim 1, wherein: the inner cover assembly is provided with a sliding hole, and the biasing piece mounting part can move along the axial direction of the sliding hole.

7. The cooking appliance of claim 6, wherein said sliding holes are polygonal holes; and/or

A limiting structure is arranged between the biasing piece mounting part and the sliding hole so as to limit the rotation of the main body piece relative to the inner cover component.

8. The cooking appliance of claim 1, wherein the limiting portion comprises an elastic member and a clamping leg, one end of the elastic member is connected with the biasing member mounting portion, the other end of the elastic member is connected with the clamping leg, and the clamping leg can be clamped on the inner cover assembly.

9. The cooking appliance of any one of claims 1 to 8, wherein the body member is of unitary construction.

Images