CN115804529A - Pot cover and cooking utensil - Google Patents

Abstract

The invention relates to a pot cover and a cooking utensil, which comprises an inner cover and a heat-insulating cover plate detachably arranged on the inner cover, and also comprises: the cover opening crank is movably arranged on the inner cover; the locking piece is movably arranged on the cover plate and comprises a main body and a butting part, the main body is movably arranged on the inner cover, the butting part is arranged on the main body, and an avoidance space is further formed on the locking piece; after the user normally installs the heat preservation apron, the crank that uncaps can dodge the space normal motion through on the locking piece to make the pot cover can normally lock with the pot body, cooking utensil just can normally start. And when the user neglected loading thermal-insulation cover plate, the crank that uncaps just can with the mutual butt of butt portion on the locking piece to the motion of the crank that prevents uncapping, the pot cover just can't close the lid lock with the pot body and die, cooking utensil just also can't normally start, in order to remind user cooking utensil neglected loading accessory, improved the security of cooking utensil in the use greatly.

Description

Pot cover and cooking utensil

Technical Field

The invention relates to the technical field of cooking appliances, in particular to a pot cover and a cooking appliance.

Background

The heat preservation apron is one of current cooking utensil's important part, after cooking utensil accomplishes the heating function, can keep warm to the edible material in the cooking utensil through the heat preservation apron, avoids eating the heat of material and scatters and disappears too fast.

In order to keep the cooking utensil sanitary in use, the heat-insulating cover plate is usually detachably mounted, so that the heat-insulating cover plate can be detached from the cooking utensil for cleaning after long-term use.

However, after the user detaches the insulation cover plate, the user may easily forget to reinstall the insulation cover plate into the cooking appliance. And if continue to use cooking utensil to cook under the condition of neglected loading heat preservation apron, can lead to cooking utensil to appear leaking gas, can't step up the scheduling problem, not only reduced user experience, still can lead to cooking utensil the security problem to appear in the use.

Disclosure of Invention

Therefore, it is necessary to provide a pot cover and a cooking utensil which can overcome the above-mentioned drawbacks, in order to solve the problem of the neglected installation of the heat-insulating cover plate.

A pot cover comprising an inner cover and a heat-retaining cover plate detachably mounted on the inner cover, further comprising:

the cover opening crank is movably arranged on the inner cover and can buckle or separate the pot cover and the pot body in the moving process;

the locking piece comprises a main body and a butting part, the main body is movably arranged on the inner cover, the butting part is convexly arranged on one side of the main body facing the cover opening crank, and an avoiding space is further formed on the locking piece;

when the heat-insulating cover plate and the inner cover are assembled with each other, the heat-insulating cover plate acts on the main body to move relative to the inner cover, so that the cover opening crank is positioned on a movement path of the cover opening crank in the avoidance space, and the cover opening crank moves relative to the inner cover through the avoidance space to buckle the pot cover and the pot body;

when the heat-insulating cover plate is separated from the inner cover, the abutting part moves to the motion path of the cover opening crank, and the cover opening crank abuts against the abutting part to prevent the pot cover and the pot body from being buckled with each other.

In one embodiment, when the heat-insulating cover plate and the inner cover are assembled with each other, the main body can ascend relative to the inner cover to the avoiding space under the action of jacking force of the heat-insulating cover plate and is positioned on the movement path of the cover opening crank.

In one embodiment, the pot cover further comprises a first elastic member, wherein the first elastic member is deformably abutted between the main body and the inner cover;

when the heat-insulating cover plate and the inner cover are separated from each other, the main body can descend relative to the inner cover under the action of the elastic force of the first elastic piece until the abutting part is positioned on the movement path of the cover opening crank.

In one embodiment, the abutting portion and the avoiding space are disposed at one end of the main body in the extending direction, and when the inner cover and the heat-insulating cover plate are assembled with each other, the heat-insulating cover plate abuts against the other end of the main body in the extending direction to drive the main body to ascend and stretch or compress the first elastic member.

In one embodiment, the locking member further comprises a limiting part, and the limiting part is convexly arranged on one side of the main body facing the inner cover;

the inner cover is provided with a limiting hole which extends along the longitudinal direction of the moving direction of the main body, and the limiting part penetrates through the limiting hole.

In one embodiment, the main body and the abutment portion define the avoidance space.

A cooking appliance comprises a pot body and the pot cover as any one of the above.

In one embodiment, the pot cover further comprises an opening cover buckle movably arranged on the inner cover;

when the heat-insulating cover plate and the inner cover are assembled with each other, the cover-opening buckle is extruded outwards under the abutting force of the heat-insulating cover plate, so that the cover-opening buckle is clamped with the pot body;

when the heat-preservation cover plate is separated from the inner cover, the cover opening buckle is separated from the pot body.

In one embodiment, the pot cover further comprises a second elastic piece, and the second elastic piece can be flexibly abutted between the inner cover and the cover opening buckle;

when the heat-insulating cover plate and the inner cover are assembled with each other, the heat-insulating cover plate is abutted against the other end of the cover opening buckle so as to drive the cover opening buckle to move to be clamped with the pot body and stretch or compress the second elastic piece;

when the heat-preservation cover plate is separated from the inner cover, the second elastic piece recovers deformation and drives the cover-opening buckle to be separated from the pot body.

In one embodiment, the heat-insulating cover plate comprises a cover plate body, a third elastic piece and a cover plate buckle, wherein one end of the third elastic piece is connected with the cover plate body, and the other end of the third elastic piece is connected with the cover plate buckle;

when the heat preservation cover plate and the inner cover are assembled with each other, one side of the cover opening buckle is clamped with the pot body, the other side of the cover opening buckle is clamped with the cover plate buckle, and the third elastic piece is compressed.

Above-mentioned pot cover, after the user normally installs the heat preservation apron, the crank that uncaps can dodge the normal motion in space through on the locking piece to make the pot cover can normally lock with the pot body, cooking utensil just can normally start. And when the user neglected loading heat preservation apron, the crank of uncapping just can with the mutual butt of butt on the locking piece to the motion of the crank of preventing uncapping, the pot cover just can't close the lid lock with the pot body and die, cooking utensil just also can't normally start, in order to remind user cooking utensil neglected loading accessory, improved cooking utensil's security in the use greatly.

Drawings

FIG. 1 is a schematic cross-sectional view illustrating a thermal cover of a cooking appliance during normal installation of the thermal cover according to an embodiment of the present invention;

FIG. 2 is a schematic cross-sectional view of the cooking appliance of FIG. 1 with the insulating cover plate missing;

FIG. 3 is a schematic structural view of a locking member of the cooking appliance of FIG. 1;

fig. 4 is a schematic structural view of an inner lid of the cooking appliance in the embodiment of fig. 1.

A pan cover 100; a pan body 200; an inner pan 210; an outer pan 220; a second boss 221;

an inner lid 10; a limiting hole 11; a mounting hole 12;

a heat-insulating cover plate 20; a cover plate body 21; a third elastic member 22; a cover plate fastener 23;

a lid opening crank 30; a fixed column 31; a pot ring 32;

a lock member 40; an abutting portion 41; an escape space 42; the first elastic member 43; a stopper portion 44; a body 45;

a cover opening buckle 50; a second elastic member 51; the first bosses 52; a third boss 53.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein.

In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless explicitly specified otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood according to specific situations by those of ordinary skill in the art.

In the present invention, unless otherwise expressly stated or limited, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through an intermediate. Also, a first feature "on," "above," and "over" a second feature may be directly on or obliquely above the second feature, or simply mean that the first feature is at a higher level than the second feature. A first feature "under," "beneath," and "under" a second feature may be directly under or obliquely under the second feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.

Referring to fig. 1, 2 and 3, an embodiment of the present invention provides a cooking appliance including a lid 100 and a body 200, wherein the lid 100 is detachably coupled to the body 200 and can be closed or separated from the body 200 according to a user operation. The cooker cover 100 comprises an inner cover 10 and a cover opening crank 30 movably mounted on the inner cover 10, wherein the cover opening crank 30 can enable the cooker cover 100 and the cooker body 200 to be buckled or separated with each other in the moving process. In actual use, a user can firstly mount the pot cover 100 on the pot body 200, and then can move the cover opening crank 30, so that the pot cover 100 and the pot body 200 are buckled with each other, and the cooking appliance can be started normally.

The pot cover 100 further comprises a heat insulation cover plate 20, the heat insulation cover plate 20 is detachably installed on the inner cover 10, and after the cooking utensil is used for a long time, a user can detach the heat insulation cover plate 20 from the inner cover 10 so as to clean the heat insulation cover plate 20 alone. In order to avoid the problem of neglecting to install the thermal cover plate 20, the lid 100 further comprises a locking member 40 movably mounted on the inner lid 10.

Specifically, the locking member 40 includes a main body 45 and an abutting portion 41, the main body 45 is movably mounted on the inner lid 10 and can move relative to the inner lid 20 under the action of the thermal cover 20, and the abutting portion 41 is protrudingly provided on a side of the main body 45 facing the lid opening crank.

Referring to fig. 1, when the thermal cover plate 20 and the inner cover 10 are assembled with each other, the thermal cover plate 20 acts on the main body 45 to move relative to the inner cover 10, so that the avoiding space 42 is located on a moving path of the cover opening crank 30, and the cover opening crank 30 moves relative to the inner cover 10 through the avoiding space 42 to fasten the pot cover 100 to the pot body 200, so that the cooking appliance can be started normally.

When the thermal insulation cover plate 20 and the inner cover 10 are separated from each other, referring to fig. 2, at this time, the abutting portion 41 moves to the movement path of the lid opening crank 30, the lid opening crank 30 abuts against the abutting portion 41 in the movement process, and the lid opening crank 30 is prevented from continuously moving by the abutting portion 41 to prevent the lid opening crank 30 from mutually engaging the pot lid 100 and the pot body 200. When the user finds that the pot cover 100 and the pot body 200 of the cooking appliance cannot be closed and locked in the using process, the user can check whether the cooking appliance is neglected to be installed with accessories or not when the cooking appliance cannot be normally started, the user is prevented from forgetting to install the heat-insulating cover plate 20 back to the cooking appliance, and the safety of the cooking appliance in the using process is greatly improved.

Above-mentioned pot cover 100, after the user normally installs heat-preserving cover plate 20, uncap crank 30 can be through dodging space 42 normal motion on the locking piece 40 to make pot cover 100 can normally lock with the pot body 200, cooking utensil just can normally start. And when the user neglected loading thermal insulation cover plate 20, the cover opening crank 30 can abut against the abutting part 41 on the locking piece 40, so that the movement of the cover opening crank 30 is prevented, the pot cover 100 and the pot body 200 cannot be closed and locked, the cooking utensil cannot be started normally, the user is reminded that the cooking utensil neglected loading accessories are arranged, and the safety of the cooking utensil in the using process is greatly improved.

Optionally, the cooking utensil is a pressure cooker, and when the heat-insulating cover plate 20 is neglected to be installed on the pressure cooker, the locking piece 40 prevents the pressure cooker from being locked by closing the cover, and the pressure cooker cannot be normally boosted, so that an alarm is given to remind a user of neglected installation of the heat-insulating cover plate 20.

In the embodiment of the present invention, when the thermal insulation cover plate 20 and the inner lid 10 are assembled with each other, the main body 45 can be lifted up to the escape space 42 with respect to the inner lid 10 by the pushing force of the thermal insulation cover plate 20 and is located on the movement path of the lid opening crank 30. In the process that the body 45 is lifted, the body 45 drives the abutting portion 41 to lift together, so that the abutting portion 41 is moved away from the movement path of the door opening crank 30, and meanwhile, the avoiding space 42 can move to the movement path of the door opening crank 30.

When the thermal cover plate 20 and the inner lid 10 are separated from each other, the main body 45 cannot be continuously pushed by the thermal cover plate 20, and the main body 45 descends to the movement path of the cover opening crank 30 by the abutting portion 41 under the action of its own weight or external force. During the descending process, the main body 45 drives the avoiding space 42 to move away from the movement path of the door opening crank 30, and simultaneously drives the abutting part 41 to move to be located on the movement path of the door opening crank 30.

In the actual use process, because the user often needs to hold the pot cover 100 when detaching the heat-insulating cover plate 20, if the main body 45 descends under the action of the self-weight, the main body 45 may not descend. To this end, in some embodiments, the pot cover 100 includes a first elastic member 43, and the first elastic member 43 is flexibly abutted between the main body 45 and the inner lid 10 to drive the main body 45 to descend by the first elastic member 43.

Specifically, when the thermal insulation cover plate 20 and the inner cover 10 are assembled with each other, the thermal insulation cover plate 20 pushes the main body 45 to rise, the first elastic member 43 is stretched or compressed, and when the thermal insulation cover plate 20 and the inner cover 10 are separated from each other, the main body 45 cannot continue to be pushed by the thermal insulation cover plate 20, the stretched or compressed first elastic member 43 can recover to deform, so as to drive the main body 45 to fall, thereby driving the avoiding space 42 to leave the movement path of the cover opening crank 30, and simultaneously driving the abutting portion 41 to be located on the movement path of the cover opening crank 30.

Specifically to the embodiment, abutting portion 41 and avoidance space 42 are all arranged at one end of the extending direction of body 45, and in the process that heat preservation cover plate 20 is installed on inner cover 10, heat preservation cover plate 20 firstly can abut against the other end of body 45, and then heat preservation cover plate 20 is fixed on inner cover 10 through clamping or fasteners, and heat preservation cover plate 20 can drive body 45 to rise relative to inner cover 10, and compress first elastic piece 43. As the body 45 rises, the abutting portion 41 and the escape space 42 also rise, so that the abutting portion 41 leaves from the movement path of the lid opening crank 30, the escape space 42 enters the movement path of the lid opening crank 30, and the lid opening crank 30 can pass through the escape space 42 to enable the lid cover 100 and the pot body 200 to be engaged with each other.

When the thermal cover 20 and the inner cover 10 are separated from each other, the thermal cover 20 cannot continuously abut against the main body 45, the first elastic member 43 drives the main body 45 to descend, so that the avoiding space 42 leaves from the movement path of the cover opening crank 30, and the abutting portion 41 enters the movement path of the cover opening crank 30 to limit the continuous movement of the cover opening crank 30 to prevent the cover opening crank 30 from buckling the pot cover 100 and the pot body 200 with each other.

In an embodiment, referring to fig. 3 and 4, in order to prevent the body 45 from deviating from the predetermined movement direction under the influence of an external force when the first elastic element 43 and the heat-insulating cover plate 20 drive the body 45 to move, the locking element 40 further includes a limiting portion 44, and the limiting portion 44 is convexly disposed on a side of the body 45 facing the inner cover 10. Simultaneously then set up the spacing hole 11 that extends along the moving direction lengthwise of body 45 on the inner cup 10, spacing portion 44 wears to locate spacing hole 11 to come to carry on spacingly to the motion of spacing portion 44 through spacing hole 11, just also spacing has been carried out the motion of body 45, so that body 45 can rise and descend along fixed direction all the time.

Further, referring to fig. 2 and 4, the inner cover 10 is further provided with a mounting hole 12, and the top of the body 45 penetrates through the mounting hole 12, so that the abutting portion 41 and the avoiding space 42 at the top of the body 45 can extend out of the inner cover 10 to abut against the cover opening crank 30 or allow the cover opening crank 30 to pass through. The two opposite sides of the limiting member are provided with the limiting portions 44, and the inner lid 10 is provided with two limiting holes 11, so that the movement of the limiting portions 44 is smoother through the two limiting portions 44 and the two limiting holes 11.

In the embodiment of the present invention, the main body 45 and the abutting portion 41 define the escape space 42, but in another embodiment, the escape space 42 may be an escape hole, an escape groove, or the like provided in the main body 45, and is not limited again.

In the actual use process, the pot cover 100 further comprises a pot tooth ring 32 and a fixing column 31 for connecting the pot tooth ring 32 and the cover opening crank 30, the pot tooth ring 32 is rotatably installed on the inner cover 10 and provided with a first pot tooth, the pot body 200 is provided with a second pot tooth, and the first pot tooth and the second pot tooth of the pot tooth ring 32 are mutually buckled or separated in the rotating process of the pot tooth ring 32. The cover opening crank 30 is connected with the pot tooth ring 32 through the fixing column 31, so that the pot tooth ring 32 is driven to rotate through the movement of the cover opening crank 30, and the buckling and the separation of the pot tooth ring 32 and the pot body 200 are controlled.

Thus, when the avoiding space 42 is located on the moving path of the cover opening crank 30, the cover opening crank 30 can normally move to drive the cooker tooth ring 32 to be buckled with the cooker body 200, and the cover closing locking of the cooker cover 100 and the cooker body 200 is completed. When the abutting portion 41 moves to the movement path of the lid opening crank 30, the lid opening crank 30 abuts against the abutting portion 41, the pot tooth ring 32 cannot be continuously driven to rotate, the pot tooth ring 32 cannot be mutually buckled with the pot body 200, and therefore the pot lid 100 cannot be mutually buckled with the pot body 200.

Optionally, pan body 200 includes an inner pan 210 and an outer pan 220, and the second pan teeth are disposed on inner pan 210, but in other embodiments, the second pan teeth may also be disposed on outer pan 220, which is not limited herein.

In an embodiment of the present invention, in order to further enable a user to quickly find the problem of missing the insulating cover 20, the pot lid 100 further includes an opening lid catch 50, the opening lid catch 50 is movably mounted on the inner lid 10, and the opening lid catch 50 includes a first position and a second position during movement. When the thermal cover plate 20 and the inner lid 10 are assembled with each other, the lid opening buckle 50 moves to the first position, and when a user installs the lid 100 on the pot body 200, the lid opening buckle 50 at the first position is in clamping connection with the pot body 200 to remind the user that the lid 100 is installed in place.

When the insulation cover plate 20 and the inner cover 10 are separated from each other, the cover opening buckle 50 moves to the second position, and when a user installs the pot cover 100 on the pot body 200, the cover opening buckle 50 at the second position is separated from the pot body 200, and the cover opening buckle 50 cannot be clamped with the pot body 200. So, when the user installed pot lid 100 on the pot body 200, at first can discover uncap buckle 50 on the pot lid 100 can't with the mutual joint of pot body 200, alright with the neglected loading thermal insulation cover plate 20 of quick response, and even the user does not discover uncap buckle 50 on the pot lid 100 and the unable joint of pot body 200, also can come the locking crank 30 of uncapping through above-mentioned locking piece 40 to remind the user to neglected loading thermal insulation cover plate 20 once more.

Specifically, a first boss 52 is arranged on one side of the cover opening buckle 50 facing the outer pot 220, a second boss 221 is arranged on the outer pot 220, and when a user installs the pot cover 100 on the pot body 200, the upper surface of the first boss 52 abuts against the lower surface of the second boss 221, so that the cover opening buckle 50 and the pot body 200 are mutually clamped. When the thermal insulation cover plate 20 and the inner cover 10 are separated from each other, the user continues to mount the pot cover 100, and the first boss 52 and the second boss 221 are separated from each other, so that the cover opening buckle 50 cannot be clamped with the pot body 200, and the user is reminded of neglected mounting of the thermal insulation cover plate 20.

In some embodiments, the pot lid 100 further includes a second elastic member 51, the lid opening buckle 50 is rotatably installed on the inner lid 10, one end of the second elastic member 51 is connected to the inner lid 10, and the other end is connected to one end of the lid opening buckle 50, when the thermal insulation cover plate 20 and the inner lid 10 are assembled with each other, the thermal insulation cover plate 20 abuts against the other end of the lid opening buckle 50 to drive the lid opening buckle 50 to rotate to the first position, and the lid opening buckle 50 stretches or compresses the second elastic member 51 during the rotation process. Afterwards, when the lid 100 with the thermal insulation cover plate 20 is mounted on the pot body 200, the first boss 52 of the lid opening buckle 50 abuts against the second boss 221, so that the lid opening buckle 50 can be mutually clamped with the pot body 200.

And when the thermal insulation cover plate 20 and the inner cover 10 are separated from each other, the thermal insulation cover plate 20 cannot continue to abut against the cover opening buckle 50, the cover opening buckle 50 can rotate reversely under the driving of the second elastic part 51, so that the cover opening buckle 50 is driven to move to the second position, and the first boss 52 rotates a certain angle relative to the inner cover 10. At this moment, when the user installs the pot cover 100 without the heat-insulating cover plate 20 on the pot body 200, the first boss 52 cannot abut against the second boss 221, the cover-opening buckle 50 cannot be clamped with the pot body 200, and the user can quickly respond to the heat-insulating cover plate 20 which is not installed.

In particular, in the embodiment, in order to prevent the lid-opening latch 50 from swinging during the operation of the cooking appliance, the thermal insulation cover 20 includes a cover body 21, a third elastic member 22 and a cover latch 23, wherein one end of the third elastic member 22 is connected to the cover body 21, and the other end is connected to the cover latch 23. When the insulation cover plate 20 and the inner cover 10 are assembled with each other, one side of the cover opening buckle 50 is clamped with the pot body 200, the other side is clamped with the cover plate buckle 23, and the third elastic part 22 is compressed. So, the both sides of buckle 50 will uncap respectively with thermal insulation cover plate 20 and pot body 200 looks joint to make uncap buckle 50 can fix between pot body 200 and thermal insulation cover plate 20, can not rotate by oneself. Simultaneously, through the third elastic component 22 of compression, can be so that uncap buckle 50 can compress tightly pot body 200, even cooking utensil receives and rocks, uncap buckle 50 also is difficult for producing rocking, has guaranteed cooking utensil's normal work.

Specifically, the cover opening buckle 50 is provided with a third boss 53, and an upper surface of the third boss 53 abuts against a lower surface of the cover plate buckle 23, so that the cover opening buckle 50 can be mutually clamped with the cover plate buckle 23.

Optionally, the first elastic member 43, the second elastic member 51 and the third elastic member 22 are all springs, but in other embodiments, a combination manner that one or two of the first elastic member, the second elastic member 51 and the third elastic member 22 are springs, and the other two or one of the two or the other elastic members are elastic members such as rubber members may also be adopted, and the combination manner is not limited herein.

The operation of the cooking appliance in the embodiment of the present invention is described below with reference to fig. 1 and 2:

when the user normally installs the thermal insulation cover plate 20, the thermal insulation cover plate 20 abuts against the main body 45 and the cover opening buckle 50 respectively to drive the main body 45 to ascend, and the cover opening buckle 50 to move clockwise. When a user installs the pot cover 100 with the heat-insulating cover plate 20 on the pot body 200, the first boss 52 of the cover-opening buckle 50 is clamped with the second boss 221 of the pot body 200, and the pot body 100 is normally installed on the pot body 200. Finally, the user rotates the cover opening crank 30, the cover opening crank 30 passes through the avoiding space 42, the cooker tooth ring 32 and the cooker body 200 are buckled with each other, and the cover closing and locking of the cooker cover 100 and the cooker body 200 are completed.

When a user neglects to mount the thermal insulation cover plate 20, the main body 45 is driven to descend by the first elastic member 43, so that the avoiding space 42 retracts into the inner cover 10, the abutting portion 41 is located on the moving path of the cover opening crank 30, and the cover opening buckle 50 rotates counterclockwise under the driving of the second elastic member 51. Afterwards, when the user installs the pot cover 100 without the thermal insulation cover plate 20 on the pot body 200, the first boss 52 of the cover opening buckle 50 cannot be clamped with the second boss 221, so as to remind the user of neglected installation of the thermal insulation cover plate 20 for the first time. If the user continues to start the cooking appliance, the abutting portion 41 prevents the lid opening crank 30 from rotating, so as to remind the user of neglecting to install the thermal cover 20. And the user can not rotate the cover opening crank 30, so that whether the accessories of the cooking utensil are neglected to be installed or not can be checked, the situation that the user forgets to install the heat preservation cover plate 20 back to the cooking utensil is avoided, and the safety of the cooking utensil in the using process is greatly improved.

All possible combinations of the technical features of the above embodiments may not be described for the sake of brevity, but should be considered as within the scope of the present disclosure as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is specific and detailed, but not to be understood as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent should be subject to the appended claims.

Claims (10)

1. A pot cover, including inner cup (10) and detachably install insulation cover plate (20) on inner cup (10), its characterized in that still includes:

the cover opening crank (30) is movably arranged on the inner cover (10) and can buckle or separate the pot cover and the pot body (200) in the moving process;

the locking piece (40) comprises a main body (45) and an abutting part (41), the main body (45) is movably arranged on the inner cover, the abutting part (41) is convexly arranged on one side, facing the cover opening crank, of the main body (45), and an avoiding space (42) is further formed on the locking piece (40);

when the heat-insulating cover plate (20) and the inner cover (10) are assembled with each other, the heat-insulating cover plate (20) acts on the main body (45) to move relative to the inner cover (10), so that the avoiding space (42) is positioned on the movement path of the cover opening crank (30), the cover opening crank (30) passes through the avoiding space (42) and moves relative to the inner cover (10), and the pot cover is buckled with the pot body (200);

when the heat-insulation cover plate (20) and the inner cover (10) are separated from each other, the abutting part (41) moves to the motion path of the cover opening crank (30), and the cover opening crank (30) abuts against the abutting part (41) to prevent the pot cover and the pot body (200) from being buckled with each other.

2. The lid as claimed in claim 1, characterized in that the main body (45) is capable of being raised relative to the inner lid (10) under the pushing force of the insulating lid (20) to the escape space (42) on the path of movement of the lid release crank (30) when the insulating lid (20) and the inner lid (10) are assembled with each other.

3. The lid according to claim 2, characterized in that it further comprises a first elastic element (43), said first elastic element (43) being in deformable abutment between said main body (45) and said inner lid (10);

when the thermal insulation cover plate (20) and the inner cover (10) are separated from each other, the main body (45) can descend relative to the inner cover (10) under the elastic force of the first elastic piece (43) until the abutting portion (41) is located on the movement path of the cover opening crank (30).

4. The pot cover according to claim 3, wherein the abutting portion (41) and the avoiding space (42) are disposed at one end of the main body (45) in the extending direction, and when the inner cover (10) and the heat-insulating cover plate (20) are assembled with each other, the heat-insulating cover plate (20) abuts against the other end of the main body (45) in the extending direction to drive the main body (45) to ascend and stretch or compress the first elastic member (43).

5. The lid as claimed in claim 2, characterised in that the locking member (40) further comprises a limiting portion (44), the limiting portion (44) being protrudingly provided on a side of the main body (45) facing the inner lid (10);

the inner cover (10) is provided with a limiting hole (11) which lengthways extends along the moving direction of the main body (45), and the limiting part (44) penetrates through the limiting hole (11).

6. The pot cover according to claim 1, characterized in that the main body (45) delimits with the abutment (41) the escape space (42).

7. Cooking appliance, characterized in that it comprises a pot body (200) and a pot cover (100) according to any one of claims 1 to 6.

8. The cooking appliance according to claim 7, wherein the lid further comprises a lid opening catch (50), the lid opening catch (50) being movably mounted on the inner lid (10);

when the heat-insulation cover plate (20) and the inner cover (10) are assembled with each other, the cover opening buckle (50) is extruded outwards under the abutting force action of the heat-insulation cover plate (20), so that the cover opening buckle (50) is clamped with the pot body (200);

when the heat-preservation cover plate (20) is separated from the inner cover (10), the cover-opening buckle (50) is separated from the pot body (200).

9. The cooking appliance according to claim 8, wherein the lid further comprises a second elastic member (51), the second elastic member (51) being deformably abutted between the inner lid (10) and the lid opening catch (50);

when the heat-insulating cover plate (20) and the inner cover (10) are assembled with each other, the heat-insulating cover plate (20) is abutted against the other end of the cover opening buckle (50) so as to drive the cover opening buckle (50) to move to be clamped with the pot body (200) and stretch or compress the second elastic piece (51);

when the heat-preservation cover plate (20) is separated from the inner cover (10), the second elastic piece (51) recovers deformation and drives the cover-opening buckle (50) to be separated from the pot body (200).

10. The cooking appliance according to claim 8, wherein the thermal cover (20) comprises a cover body (21), a third elastic member (22) and a cover catch (23), the third elastic member (22) being connected to the cover body (21) at one end and to the cover catch (23) at the other end;

when heat preservation apron (20) with when inner cup (10) are assembled each other, one side of uncap buckle (50) with the pot body (200) looks joint, the opposite side with apron buckle (23) looks joint, and the compression third elastic component (22).

Images