CN110507179B

CN110507179B - Cooking equipment and upper cover thereof

Info

Publication number: CN110507179B
Application number: CN201810491080.3A
Authority: CN
Inventors: 杨云; 程志喜; 吕伟刚; 罗嗣胜; 卢均山; 韩平英
Original assignee: Foshan Shunde Midea Electrical Heating Appliances Manufacturing Co Ltd
Current assignee: Foshan Shunde Midea Electrical Heating Appliances Manufacturing Co Ltd
Priority date: 2018-05-21
Filing date: 2018-05-21
Publication date: 2022-02-15
Anticipated expiration: 2038-05-21
Also published as: CN110507179A

Abstract

The invention provides a cooking device and an upper cover thereof, wherein the upper cover of the cooking device comprises: a cover body; a float member provided with an exhaust passage, the float member being provided on the lid body and being movable relative to the lid body between a sealing position at which the exhaust passage is sealed and an opening position at which the exhaust passage is opened; a locating formation cooperating with the float member, the locating formation being for maintaining the float member in the sealing position; an adjustment device disposed on the cover, the adjustment device configured to: when the cover body is in the cover opening position, the adjusting device drives the floating part to move from the sealing position to the opening position, and when the cover body is in the cover closing position, the adjusting device releases the floating part to enable the floating part to move between the sealing position and the opening position. The upper cover of cooking equipment that this scheme provided can realize that float spare normal close is sealed, and the lid when uncapping the position, adjusting device corresponding drive float spare promotes inside and outside atmospheric pressure balance to opening the position, inhales the problem of pot when can avoiding uncapping to normal close formula float spare.

Description

Cooking equipment and upper cover thereof

Technical Field

The invention relates to the technical field of household appliances, in particular to an upper cover of cooking equipment and the cooking equipment.

Background

In the process of implementing the present invention, the inventor finds that the following problems exist in the prior art, in some existing cooking devices such as an electric pressure cooker, a micro-pressure cooker, etc., some cooking procedures of which require that a float is in a closed state in an initial state: the condition that products closed in the initial state need be correspondingly detected and controlled by the control float is met, the control flow is complex, the phenomenon that the pot is sucked when the cover is opened is easily caused when the float is not properly controlled, and the cover opening operation experience is poor.

Disclosure of Invention

In order to solve at least one of the above technical problems, an object of the present invention is to provide an upper cover of a cooking apparatus.

Another object of the present invention is to provide a cooking apparatus having the upper cover of the cooking apparatus.

To achieve the above object, an embodiment of a first aspect of the present invention provides an upper cover of a cooking apparatus, including: the cover body is provided with a hinge structure for the hinge installation of the cover body; a float member provided with a vent passage, the float member being provided on the cover body and being movable relative to the cover body between a sealing position at which the vent passage is sealed and an opening position at which the vent passage is opened; a locating formation cooperating with the buoyant member, the locating formation being for maintaining the buoyant member in the sealing position; an adjustment device disposed on the cover, the adjustment device configured to: when the cover body is in the cover opening position, the adjusting device drives the floating part to move from the sealing position to the opening position, and when the cover body is in the cover closing position, the adjusting device releases the floating part to enable the floating part to move between the sealing position and the opening position.

The upper cover of the cooking device provided by the above embodiment of the invention can keep the float member at the sealing position through the positioning structure, so that the float member can keep normally closed, the requirement that the float member is in the closed state in the initial state is met, the control flow of the cooking device is simplified, in addition, the adjusting device correspondingly drives the float member according to the position states of the cover body at the cover opening position and the cover closing position, specifically, when the cover body is at the cover opening position, the adjusting device correspondingly drives the float member to move from the sealing position to the opening position, at this time, the exhaust channel is opened to communicate the inside of the cooking device with the external environment to balance the air pressure, the problem of cover opening and pot sucking is avoided, namely, the problem of pot sucking cannot occur while one-key control cover opening is realized, the experience of cover opening operation is good, and when the cover body is at the cover closing position, the adjusting device correspondingly releases the float member to enable the float member to move between the sealing position and the opening position, thereby not interfering the normal exhaust function of the float piece and having safe and reliable use.

In addition, the upper cover of the cooking apparatus in the above embodiment of the present invention may further have the following additional technical features:

in the above technical solution, the lid body has an inner lid, the adjusting device is arranged on the inner lid, the adjusting device includes: the rotating arm can rotate on the inner cover, the pressing rod is matched with the rotating arm and provided with a pressing part, when the cover body is located at the cover opening position, the rotating arm drives the pressing rod to move to a pressing position, and when the pressing rod moves to the pressing position, the pressing part drives the float piece to the opening position.

In this scheme, specifically, when the lid is in the position of uncapping, the corresponding drive depression bar of rotor arm is to touching the pressure position to the touching pressure portion that makes the depression bar can drive the float spare simultaneously to opening the position, realizes turning into the rotary motion of rotor arm the depression bar and to the touching pressure drive output of float spare, and control accuracy is high, and is favorable to the integrated arrangement of product part, and then does benefit to and retrencies the product size.

In the above technical solution, one of the pressing rod and the rotating arm is provided with the sliding portion, and the other is provided with the guiding inclined plane, when the rotating arm rotates, the sliding portion slides along the guiding inclined plane and drives the pressing rod to move to the pressing position.

According to the scheme, the sliding portion is arranged on one of the pressure rod and the rotating arm, the guide inclined plane is arranged on the other one of the pressure rod and the rotating arm, when the rotating arm rotates, the sliding portion can drive the pressure rod to generate corresponding up-and-down floating displacement along the climbing movement or the descending movement generated by the sliding of the guide inclined plane, for example, the rotation driving output of the rotating arm is converted into the linear driving output of the pressing portion of the pressure rod to the float piece through the matching of the sliding portion and the guide inclined plane, so that the vertical stress of the float piece is facilitated, in addition, the friction force between the rotating arm and the pressure rod cannot be transmitted to the pressure rod when the rotating arm rotates in the structure, the non-deviation of the float piece can be ensured, and the normal exhaust and the accuracy of the sealing function of the float piece are ensured.

In any one of the above technical solutions, one of the inner cover and the pressing rod is provided with a guide post, and the other one is provided with a sleeve hole, wherein the guide post is connected in the sleeve hole in a penetrating manner, so that the pressing rod moves to the contact position along the axial direction of the guide post under the driving of the rotating arm.

In this scheme, utilize between depression bar and the inner cup that the guide post forms the grafting direction cooperation with cup jointing the hole, can lead to the restriction to the direction that the depression bar removed, therefore the depression bar can only follow the axial displacement of guide post under the drive of rotor arm, makes the motion route of depression bar fixed, can do benefit to the perpendicular atress of float like this, can guarantee that the float spare does not deviate from the normal position, reduces the possibility that leads to the float spare to normally open because of the motion route change of depression bar, ensures that the float spare normally exhausts, sealing function's accurate nature.

In any one of the above technical solutions, the upper cover of the cooking apparatus further includes: and the resetting driving piece is connected with the pressure rod and is used for driving the pressure rod to move towards the direction away from the contact position.

In this scheme, move to the position of uncapping by closing the lid position at the lid, the reset driving piece can drive the depression bar to the direction motion of leaving the touch position, so that the depression bar atress leaves the touch position, realize the automatic re-setting of depression bar, it can be understood, the depression bar leaves behind the touch position, its effort of touching the splenium to float spare disappears, float spare moves and can maintain sealed position to sealed position under location structure's effect, make exhaust passage sealed, realize the inside play of cooking equipment, the pressurize, reduce the possibility that cooking equipment takes place the gas leakage in the culinary art in-process.

In the above technical scheme, the reset driving member is a spring, a spring plate or an elastic rubber member, and the reset driving member elastically supports the pressing rod, wherein when the pressing rod moves to the touch position, the reset driving member is compressed, and when the reset driving member elastically recovers, a force for driving the pressing rod to leave the touch position is provided.

In this scheme, the driving piece that resets is the spring, when shell fragment or elastic rubber spare, the depression bar is to touching when pressing the position motion, the driving piece that resets is compressed in order to save elastic potential energy, when touching the effort of splenium to the driving piece and disappearing, the driving piece elastic recovery release elastic potential energy that resets, in order to utilize its elastic potential energy to realize that the drive depression bar leaves and touch the pressure position, in order to realize the automatic re-setting of depression bar, thereby utilize the storage of elastic potential energy and release to realize the automatic drive depression bar motion, it is accurate to have control, it is quick to the drive action response of depression bar, accurate advantage.

In any one of the above technical solutions, the upper cover of the cooking apparatus further includes: and the space where the touch and press part is located and the space where the float part is located are separated by the sealing sleeve.

In this scheme, the seal cover will touch the splenium and locate the space with float spare and separate to reduce gaseous through touching the outside exhaust possibility of splenium, and the steam admission volume in the inner cup, reduce the corruption of parts such as steam to covering adjusting device, and prevent to breed the bacterium in the inner cup. Meanwhile, it can be understood that the gas exhausted by the cooking appliance often contains impurities (such as rice grains), and the sealing sleeve can reduce the possibility that the impurities enter the space where the pressing part is located, so that the problems of jamming of the operation of the adjusting device and the like are prevented.

In the technical scheme, the inner cover is provided with a mounting hole, the sealing sleeve is mounted on the side wall of the mounting hole and is provided with a concave cavity in a concave shape, and the pressing part extends towards the direction of the floater part and extends into the concave cavity.

In any one of the above technical solutions, the upper cover of the cooking apparatus further includes: and the rotating arm is connected with the cover opening operation part and can rotate under the driving of the cover opening operation part.

Alternatively, the lid opening operation member may be a lid opening control button, a lid opening rotation handle, or the like, which is used by the cooking apparatus to control the opening and closing actions (i.e., the lid opening operation member is used to control the lid body to switch between the lid opening position and the lid closing position).

In the above technical scheme, the upper cover of the cooking device further comprises: the rotating piece is connected with the rotating arm, and the cover opening operation piece drives the rotating arm and the rotating piece to rotate simultaneously; the lid has the lock circle, the lock circle is equipped with the lid tooth, the lock circle with rotate the piece and link to each other, it drives to rotate the piece when rotating the lock circle is rotatory, wherein, rotate the piece drive the lock circle is extremely to making when the lid tooth is in the open position, the lid is in the position of uncapping, it drives to rotate the piece the lock circle is extremely to making when the lid tooth is in the lock position, the lid is in close the lid position.

In this scheme, it is connected with the lock circle to set up to rotate, and rotates piece and rotor arm and receive uncap operating parts drive to realize controlling lock circle and float spare motion respectively, can guarantee to rotate the trigger identity between the action of uncapping of lock circle under the control and the exhaust passage exhaust action under the rotor arm control, makes exhaust passage open when can effectively guaranteeing to uncap, embodies more reliable and more stable to the effect that solves the pot problem, and also is favorable to retrencing product spare part quantity, and the cost is lower.

More specifically, when the cover opening operation part controls the lock ring to enable the cover teeth to be located at a separated position (the separated position can be specifically understood as a position where the cover teeth of the lock ring are separated from the pot teeth on the outer pot or the inner pot of the cooking equipment, that is, a position where the cover teeth are not buckled with the pot teeth), the cover body is correspondingly located at the cover opening position, meanwhile, the rotating arm is controlled by the cover opening operation part to correspondingly drive the pressing rod to the touch position, so that the touch position of the pressing rod drives the float part to the open position, that is, the cover opening operation part triggers the lock ring to perform the cover opening action, and simultaneously, the float part is touched to the open position to enable the exhaust passage to communicate the inside of the cooking equipment with the external environment so as to balance the air pressure, the problem of cover opening suction of the pot is solved, and the cover opening operation part controls the lock ring to enable the cover teeth to be located at the buckled position (the buckled position can be specifically understood as a position where the cover teeth of the lock ring are buckled with the pot teeth on the outer pot or the inner pot teeth of the cooking equipment) through the rotating part, the lid is corresponding in the position of closing the lid, and simultaneously, the adjusting device who contains rotor arm and depression bar releases float spare, and float spare makes float spare can be between sealed position and open position activity, and at this moment, float spare mainly receives fixed knot to construct the drive and maintain at sealed position, realizes float spare normal close, satisfies float spare and is in the demand of closed condition under initial condition, does benefit to the control flow who simplifies cooking equipment.

Of course, the above is only a preferred technical solution of the present design, it can be understood that the present solution is not limited thereto, and those skilled in the art may design, according to the requirements, that the cover opening operation member is directly connected to the lock ring, or the cover opening operation member directly controls the motion of the lock ring through other transmission mechanisms, etc., and only the lock ring motion and the float member motion are required to meet the requirement of one-key cover opening and exhausting, so that the problem of cover opening and sucking of the pot will not occur, and even the present solution is not limited to the case of utilizing the lock ring to open and close the cover for locking, for example, for the case of locking between the upper cover and the cooker body through the locking structure, those skilled in the art may also design the cover opening operation member for controlling the locking and unlocking of the locking structure between the upper cover and the cooker body, and also can achieve the purpose of avoiding the problem of sucking the cover opening when the one-key opening the cover, or, for controlling the motion of the inner pot, the cooker cover is characterized in that the cooker teeth on the inner cooker and the cover teeth of the locking ring in the upper cover are driven to unlock and lock, the purpose of avoiding the problem of sucking the cooker by opening the cover when the cover is opened by one key can be achieved, and the structure modes of unlocking the cover and locking the cover by closing the cover are various, and are not limited to the situations of the locking ring, the buckling structure and the like listed here, and one of the situations is not listed here any more, but the cooker cover belongs to the protection range of the scheme on the premise of not departing from the design concept.

In any one of the above technical solutions, the float member includes: the air exhaust channel is arranged on the float rod, the cover body is provided with a cover plate, a through hole is formed in the cover plate, and the float rod is connected with the through hole in a penetrating mode and can move along the axial direction of the through hole; and the sealing element is arranged on the float rod, when the float element is in the sealing position, the sealing element is abutted against the cover plate, so that the exhaust channel is sealed in the through hole, and when the float element is in the opening position, the sealing element is separated from the cover plate, so that the exhaust channel is opened.

In this scheme, when float spare was in sealed position, the sealing member supported with the apron and leaned on, made the one end that the through-hole is close to the sealing member sealed, and gas can't be close to the one end of sealing member through the through-hole, and exhaust passage seals in the through-hole simultaneously, and gas is less through the possibility that through-hole and exhaust passage leaked. Simultaneously, when the float spare is in the open position, apron and sealing member part, the one end that the through-hole is close to the sealing member is opened, and simultaneously, the float pole floats to sealing member one side along the axial of through-hole to make exhaust passage's air inlet and the inside intercommunication of cooking equipment, help the inside and outside atmospheric pressure of balanced pot, avoid inhaling the pot problem, promote the smooth and easy nature of uncapping.

In any one of the above technical solutions, the fixing structure includes: and an elastic member elastically supporting the float member to provide a force for driving the float member to move to the sealing position, wherein the elastic member can be compressed, and the float member can move to the opening position when the elastic member is compressed.

Certainly, the present solution is not limited to this, and it is also possible to design a fixing structure including a first buckle located on the float member and a second buckle located on the cover, where when the float member is located at the sealing position, the first buckle and the second buckle are in a clamping connection to maintain the float member at the sealing position, where the first buckle and the second buckle can be disengaged, and when the first buckle and the second buckle are disengaged, the float member is released to be able to move between the sealing position and the opening position.

An embodiment of the second aspect of the present invention provides a cooking apparatus, including the upper cover of the cooking apparatus in any one of the above technical solutions.

The cooking device provided by the embodiment of the invention has all the beneficial effects by arranging the upper cover of the cooking device in any technical scheme, and the description is omitted.

Alternatively, the cooking appliance is an electric pressure cooker, electric rice cooker, electric stewpan, electric steamer, or the like.

Additional aspects and advantages of the invention will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 is a schematic cross-sectional view illustrating a cooking apparatus according to an embodiment of the present invention in a first state;

FIG. 2 is a schematic view of a portion A of FIG. 1;

FIG. 3 is a partially enlarged view of the portion B in FIG. 1;

FIG. 4 is a schematic top view of the upper lid portion structure of FIG. 1;

FIG. 5 is a schematic cross-sectional view of a cooking apparatus according to an embodiment of the present invention in a second state;

FIG. 6 is a partial enlarged view of the portion C in FIG. 5;

fig. 7 is a schematic top view of the upper cover portion structure of fig. 5.

Wherein, the correspondence between the reference numbers and the part names in fig. 1 to 7 is:

10 lid, 11 hinge structure, 20 apron, 30 float spare, 31 exhaust passage, 32 float pole, 33 sealing member, 34 backstop portion, 40 elastic component, 50 uncap operating parts, 61 rotation piece, 62 depression bar, 621 touches splenium, 63 rotor arm, 70 lock circles, 71 lid tooth, 81 direction inclined plane, 82 sliding part, 90 inner lids, 91 guide post, 100 reset driving spare, 110 seal cover, 111 cavity, 120 round pin axle, 130 shift fork, 131 notches, 140 exhaust valve seat, 150 a kind of deep pot body, 152 interior pot, 153 pot tooth.

Detailed Description

In order that the above objects, features and advantages of the present invention can be more clearly understood, a more particular description of the invention will be rendered by reference to the appended drawings. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the scope of the present invention is not limited by the specific embodiments disclosed below.

The cooking apparatus and the upper cover thereof according to some embodiments of the present invention will be described with reference to fig. 1 to 7.

As shown in fig. 1 to 7, an embodiment of a first aspect of the present invention provides an upper cover of a cooking apparatus, including: a cover body 10, a float member 30, a positioning structure and an adjusting device.

Specifically, the lid body 10 is provided with a hinge structure 11 for the lid body 10 to be hinged, and more specifically, the hinge structure 11 is used for the lid body 10 to be hinged with the pot body 150 of the cooking device; the float member 30 is provided with a vent passage 31, the float member 30 being provided on the lid body 10 and being movable relative to the lid body 10 between a sealing position at which the vent passage 31 is sealed and an opening position at which the vent passage 31 is opened; a positioning structure cooperating with the float member 30, the positioning structure being for maintaining the float member 30 in the sealing position; an adjustment device provided on the cover 10, the adjustment device being configured to: as shown in fig. 5, 6 and 7, the adjustment means drives the float member 30 to move from the sealing position to the open position when the lid body 10 is in the open position, and as shown in fig. 1, 2, 3 and 4, the adjustment means releases the float member 30 to allow the float member 30 to move between the sealing position and the open position when the lid body 10 is in the closed position.

In the upper cover of the cooking device provided by the above embodiment of the present invention, the floating member 30 is maintained at the sealing position by the positioning structure, so that the floating member 30 can be kept normally closed, and the requirement that the floating member 30 is in the closed state in the initial state is met, which is beneficial to simplifying the control process of the cooking device, in addition, the adjusting device correspondingly drives the floating member 30 according to the position states of the cover body 10 at the cover opening position and the cover closing position, specifically, when the cover body 10 is at the cover opening position, the adjusting device correspondingly drives the floating member 30 to move from the sealing position to the opening position, at this time, the exhaust channel 31 is opened to communicate the inside of the cooking device with the external environment to balance the air pressure, thereby avoiding the problem of sucking the pot by opening the cover, that is, the problem of sucking the pot by one key control of the cover opening can not occur at the same time, the experience of the cover opening operation is better, and when the cover body 10 is at the cover closing position, the adjusting device correspondingly releases the floating member 30 to enable the floating member 30 to move between the sealing position and the opening position, thereby not interfering with the normal air exhaust function of the float member 30 and being safe and reliable in use.

In one embodiment of the present invention, as shown in fig. 1, 2, 4, 5, 6 and 7, the cap body 10 has an inner cap 90, and an adjustment device is provided on the inner cap 90, the adjustment device including: the rotating arm 63 can rotate on the inner cover 90, the pressing rod 62 is matched with the rotating arm 63, the pressing rod 62 is provided with a touch-pressing part 621, as shown in fig. 5, 6 and 7, when the cover body 10 is at the cover opening position, the rotating arm 63 drives the pressing rod 62 to move to the touch-pressing position, when the pressing rod 62 moves to the touch-pressing position, the touch-pressing part 621 drives the float member 30 to the opening position, as shown in fig. 1 to 4, when the cover body 10 moves from the cover opening position to the cover closing position, the rotating arm 63 rotates around the inner cover 90, so that the acting force of the pressing rod 62 driven to the touch-pressing position is gradually cancelled, and the pressing rod 62 can reset to stop driving the float member 30 to the opening position.

In this scheme, specifically, when lid 10 was in the position of uncapping, the corresponding drive depression bar 62 of rotor arm 63 was to touching the pressure position to make depression bar 62 touch pressure portion 621 can drive float spare 30 to the open position simultaneously, realize turning into the rotational motion of rotor arm 63 depression bar 62 and to the touching of float spare 30 drive output, control accuracy is high, and is favorable to the integrated arrangement of product part, does benefit to and simplifies the product size.

In one embodiment of the above embodiment, as shown in fig. 2 and 6, one of the pressing rod 62 and the rotating arm 63 is provided with a sliding portion 82, and the other is provided with a guiding inclined surface 81, and when the rotating arm 63 rotates, the sliding portion 82 slides along the guiding inclined surface 81 and drives the pressing rod 62 to move to the contact position.

In the scheme, one of the pressure lever 62 and the rotating arm 63 is provided with the sliding part 82, the other one is provided with the guiding inclined surface 81, when the rotating arm 63 rotates, the climbing motion or the descending motion generated by the sliding of the sliding part 82 along the guiding inclined surface 81 can drive the pressure lever 62 to generate corresponding up-and-down floating displacement, for example, the rotation driving output of the rotating arm 63 is converted into the linear driving output of the pressing part 621 of the pressure lever 62 to the float member 30 through the matching of the sliding part 82 and the guiding inclined surface 81, so that the vertical stress of the float member 30 is facilitated, and the friction force between the rotating arm 63 and the pressure lever 62 in the structure can not be transmitted to the pressure lever 62, so that the float member 30 can be ensured not to be deviated, and the accuracy of the normal exhaust and sealing functions of the float member 30 can be ensured.

In any of the above embodiments, as shown in fig. 2 and 6, one of the inner lid 90 and the pressing rod 62 is provided with a guide post 91, and the other is provided with a sleeve hole, and the guide post 91 is connected to the sleeve hole in a penetrating manner, so that the pressing rod 62 moves to the contact position along the axial direction of the guide post 91 under the driving of the rotating arm 63.

In the scheme, the insertion guide matching is formed between the pressing rod 62 and the inner cover 90 by the aid of the guide columns 91 and the sleeve joint holes, and the moving direction of the pressing rod 62 can be guided and limited, so that the pressing rod 62 can only move along the axial directions of the guide columns 91 under the driving of the rotating arms 63, the moving path of the pressing rod 62 is fixed, the vertical stress of the float piece 30 can be facilitated, the non-deviation of the float piece 30 can be ensured, the possibility that the float piece 30 cannot be normally opened due to the change of the moving path of the pressing rod 62 is reduced, and the normal exhaust and sealing functions of the float piece 30 are ensured.

In any of the above embodiments, as shown in fig. 2 and 6, the upper lid of the cooking apparatus further includes a reset driving member 100, and the reset driving member 100 is connected to the plunger 62 for driving the plunger 62 to move away from the touch position.

In the scheme, when the cover body 10 moves from the cover closing position to the cover opening position, the reset driving piece 100 can drive the pressing rod 62 to move towards the direction away from the touch position, so that the pressing rod 62 is forced to leave the touch position, and the automatic reset of the pressing rod 62 is realized.

Optionally, the reset driving member 100 is a spring, a spring sheet or an elastic rubber member, and the reset driving member 100 elastically supports the pressing rod 62, wherein when the pressing rod 62 moves to the contact position, the reset driving member 100 is compressed, and when the reset driving member 100 elastically recovers, a force for driving the pressing rod 62 to leave the contact position is provided.

In this scheme, reset driving piece 100 is the spring, when shell fragment or elastic rubber spare, depression bar 62 is to touching when pressing the position motion, reset driving piece 100 is compressed in order to save elastic potential energy, when touching the effort disappearance of splenium 621 to the driving piece, reset driving piece 100 elastic recovery release elastic potential energy, in order to utilize its elastic potential energy to realize that drive depression bar 62 leaves and touch the position, in order to realize depression bar 62 automatic re-setting, thereby utilize elastic potential energy's storage and release to realize that automatic drive depression bar 62 moves, it is accurate to have control, it is quick to the drive action response of depression bar 62, accurate advantage.

In any of the above embodiments, as shown in fig. 2 and 6, the upper cover of the cooking apparatus further includes a sealing sleeve 110, and the space where the pressing portion 621 is located is separated from the space where the float member 30 is located by the sealing sleeve 110.

In this scheme, seal cover 110 will touch the space that splenium 621 was located and float spare 30 is located apart to reduce the gaseous possibility of outwards discharging through touching splenium 621, and the steam admission volume in inner cup 90, reduce the corruption of parts such as adjusting device on the inner cup 90 of steam, and prevent to breed the bacterium in the inner cup 90. Meanwhile, it can be understood that the gas discharged from the cooking appliance often contains impurities (for example, rice grains), and the sealing sleeve 110 can reduce the possibility that the impurities enter the space where the pressing portion 621 is located, thereby preventing the problems of jamming of the operation of the adjusting device and the like.

Further, as shown in fig. 2 and 6, the inner lid 90 is provided with a mounting hole, the sealing sleeve 110 is mounted on a side wall of the mounting hole and has a concave cavity 111, and the pressing portion 621 extends toward the float member 30 and extends into the cavity 111.

In any of the above embodiments, as shown in fig. 1, the upper cover of the cooking apparatus further includes a cover opening operation member 50, and the rotating arm 63 is connected to the cover opening operation member 50 and can rotate under the driving of the cover opening operation member 50.

Alternatively, the lid opening operation member 50 may be a lid opening control button, a lid opening rotation handle, or the like, which is used by the cooking apparatus to control the opening and closing actions (i.e., the lid opening operation member 50 is used to control the lid body 10 to switch between the lid opening position and the lid closing position).

Further, as shown in fig. 1, 3, 4, 5 and 7, the upper cover of the cooking apparatus further includes a rotation member 61, the rotation member 61 is connected to the rotation arm 63, and the cover opening operation member 50 simultaneously drives the rotation arm 63 and the rotation member 61 to rotate; the cover body 10 is provided with a locking ring 70, the locking ring 70 is provided with cover teeth 71, the locking ring 70 is connected with the rotating member 61, the rotating member 61 drives the locking ring 70 to rotate when rotating, wherein, when the rotating member 61 drives the locking ring 70 to enable the cover teeth 71 to be at a separated position, the cover body 10 is at an opening position, as shown in fig. 1 and 3, when the rotating member 61 drives the locking ring 70 to enable the cover teeth 71 to be at a buckling position (that is, as shown in fig. 3, the cover teeth 71 of the locking ring 70 are buckled with the pot teeth 153 on the inner pot 152 of the cooking device), the cover body 10 is at a closing position.

In this scheme, it is connected with lock ring 70 to set up to rotate piece 61, and rotate piece 61 and rotor arm 63 and receive uncapping operating parts 50 drive to realize controlling lock ring 70 and float 30 motion respectively, can guarantee to rotate the trigger identity between the action of uncapping of lock ring 70 under 61 control and the exhaust passageway 31 exhaust action under the control of rotor arm 63, make exhaust passageway 31 open when can effectively guaranteeing to uncap, the effect to solving the pot problem embodies more reliable and more stable, and also be favorable to retrenching product spare part quantity, the cost is lower.

More specifically, when the cover opening operation piece 50 controls the lock ring 70 through the rotating piece 61 to enable the cover teeth 71 to be located at the separated position, the cover body 10 is correspondingly located at the cover opening position, meanwhile, the rotating arm 63 is controlled by the cover opening operation piece 50 to correspondingly drive the pressing rod 62 to the pressing position, so that the pressing portion 621 of the pressing rod 62 drives the float piece 30 to the opening position, namely, the cover opening operation piece 50 is realized to trigger the lock ring 70 to perform the cover opening action, simultaneously, the float piece 30 is pressed to the opening position to enable the exhaust passage 31 to communicate the inside of the cooking device with the external environment so as to balance the air pressure, the problem of cover opening and pot sucking is solved, when the cover opening operation piece 50 controls the lock ring 70 through the rotating piece 61 to enable the cover teeth 71 to be located at the cover closing position, meanwhile, the adjusting device comprising the rotating arm 63 and the pressing rod 62 releases the float piece 30, and the float piece 30 enables the float piece 30 to move between the sealing position and the opening position, at this time, the float member 30 is mainly driven by the fixing structure to be maintained at the sealing position, so that the normally closed state of the float member 30 is realized, the requirement that the float member 30 is in the closed state in the initial state is met, and the control flow of the cooking device is facilitated to be simplified.

Of course, the above is only a preferred technical solution of the present design, it can be understood that the present solution is not limited thereto, and those skilled in the art may also design that, according to the requirement, the cover opening operation element 50 is directly connected to the lock ring 70, or the cover opening operation element 50 directly controls the motion of the lock ring 70 through other transmission mechanisms, etc., and only it is required to ensure that the motion of the lock ring 70 and the motion of the float element 30 meet the requirement of one-key cover opening and air discharging, and the problem of cover opening and pot sucking does not occur, and even the present solution is not limited to the case of using the lock ring 70 to lock the opening and closing cover, for example, for the case of locking between the upper cover and the pot body 150 through the clamping structure, those skilled in the art may also design the cover opening operation element 50 to control the locking and unlocking of the clamping structure between the upper cover and the pot body 150, and also can achieve the purpose of avoiding the problem of cover opening and pot sucking during one-key opening, or, for example, those skilled in the art may also design the cover opening operation element 50 to control the motion of the inner pot 152, the purpose of preventing the pot from being sucked when the cover is opened by one key can be achieved by unlocking and locking the pot teeth 153 on the inner pot 152 and the cover teeth 71 of the locking ring 70 in the upper cover in a driving manner, and it can be understood that various structural forms for unlocking the cover and locking the cover in a closing manner are provided, and the structure is not limited to the situations of the locking ring 70, the buckling structure and the like listed here, and one of the situations is not listed here any more, but the design concept is not departed from, and the protection scope of the scheme is achieved.

Further, as shown in fig. 4 and 7, one of the rotation member 61 and the locking ring 70 is provided with a pin 120, and the other is provided with a fork 130, the fork 130 is provided with a notch 131, and the pin 120 is inserted into the notch 131, so that the rotation member 61 rotates to drive the locking ring 70 to rotate.

In any of the above embodiments, as shown in fig. 2 and 6, the float member 30 includes: the air exhaust device comprises a float rod 32 and a sealing element 33, wherein an air exhaust channel 31 is arranged on the float rod 32, the cover body 10 is provided with a cover plate 20, a through hole is formed in the cover plate 20, and the float rod 32 is connected with the through hole in a penetrating manner and can move along the axial direction of the through hole; a seal 33 is provided on the float rod 32, wherein, as shown in fig. 2, when the float member 30 is in the sealing position, the seal 33 abuts against the cover plate 20 so that the exhaust passage 31 is sealed in the through hole, and, as shown in fig. 6, when the float member 30 is in the opening position, the seal 33 is separated from the cover plate 20 so that the exhaust passage 31 is opened.

In the scheme, when the float member 30 is at the sealing position, the sealing member 33 abuts against the cover plate 20, so that one end of the through hole close to the sealing member 33 is closed, gas cannot pass through one end of the through hole close to the sealing member 33, the exhaust passage 31 is sealed in the through hole, and the possibility of gas leakage through the through hole and the exhaust passage 31 is low. Meanwhile, when the float member 30 is in the open position, the cover plate 20 is separated from the sealing member 33, one end of the through hole close to the sealing member 33 is opened, and simultaneously, the float rod 32 floats to one side of the sealing member 33 along the axial direction of the through hole, so that the air inlet of the exhaust passage 31 is communicated with the inside of the cooking device, the balance of the air pressure inside and outside the pot is facilitated, the problem of sucking the pot is avoided, and the smoothness of opening the pot is improved.

In any of the above embodiments, as shown in fig. 2 and 6, the fixing structure includes an elastic member 40, and the elastic member 40 elastically supports the float member 30 to provide a force for driving the float member 30 to move to the sealing position, wherein the elastic member 40 can be compressed, and the float member 30 can move to the opening position when the elastic member 40 is compressed.

Of course, the present disclosure is not limited to this, and it is also possible to design the fixing structure to include a first buckle located on the float member 30 and a second buckle located on the cover 10, where when the float member 30 is located at the sealing position, the first buckle and the second buckle are buckled to maintain the float member 30 at the sealing position, where the first buckle and the second buckle can be released, and when the first buckle and the second buckle are released, the float member 30 is released to be able to move between the sealing position and the opening position.

As shown in fig. 1 to 7, in an embodiment of the present invention, taking an electric pressure cooker as an example for illustration, the electric pressure cooker mainly includes a pot body 150 and an upper cover, wherein the upper cover includes a cover body 10, a float member 30, an adjusting device, a fixing structure, and the like, the cover body 10 includes a face cover, an inner cover 90, a cover plate 20, a locking ring 70, and the like, the cover plate 20 is provided with an exhaust valve seat 140, a shaft hole of the exhaust valve seat 140 is coaxial with a through hole on the cover plate 20, the float member 30 includes a float rod 32 disposed in the through hole, a sealing member 33 disposed on a side of the float rod 32 close to the pot body 150, and a stopping portion 34 disposed on a side of the float rod 32 away from the pot body 150, the float rod 32 is provided with an exhaust channel 31, the fixing structure is preferably an elastic member 40, wherein two ends of the elastic member 40 (specifically, preferably, a spring, naturally, an elastic sheet, an elastic rubber member, and the like) respectively abut against the stopping portion 34 and the exhaust valve seat 140, and the float rod 32 is elastically supported by the elastic member 40, the float member 30 is maintained in a position in which its seal 33 abuts the cover plate 20 and seals the through hole of the cover plate 20, at which time the vent passage 31 is sealed within the through hole, effecting maintenance of the float member 30 in a sealed position.

The side of the upper cover away from the cooker body 150 is provided with an opening cover operating part 50, the opening cover operating part 50 in this embodiment is a rotating handle, a rotating arm 63 is connected with the rotating handle, the rotating arm 63 is driven by the rotating handle to rotate on the inner cover 90, the rotating arm 63 is provided with a sliding part 82, and the pressure lever 62 is provided with a guide inclined plane 81 matched with the sliding part 82. One end of the pressing rod 62 is provided with a pressing part 621 for pressing the float element 30 to move, the other end of the pressing rod 62 is provided with a sleeve hole, the inner cover 90 of the upper cover is provided with a guide post 91, the sleeve hole of the pressing rod 62 is sleeved outside the guide post 91, and the guide post 91 is sleeved with a reset driving element 100 (for example, a spring, but of course, an elastic sheet, an elastic rubber element, etc.) for connecting the inner cover 90 and the pressing rod 62. The space where the pressing portion 621 is located is separated from the space where the float member 30 is located by the sealing sleeve 110.

In addition, a rotating member 61 is connected to the lid opening operating member 50, a fork 130 is provided on the rotating member 61, the lid body 10 of the upper lid further includes a rotatable locking ring 70, a pin shaft 120 is provided on the locking ring 70, the fork 130 has a notch 131, and the pin shaft 120 is inserted into the notch 131. The locking ring 70 is provided with cover teeth 71, the cooker body 150 comprises an inner pot 152, and the inner pot 152 is provided with pot teeth 153 matched with the cover teeth 71.

The rotating handle is rotatable, and the cover body 10 for controlling the upper cover to switch between the cover opening position and the cover closing position is realized when the rotating handle rotates, for the scheme, the switching of the cover body 10 between the cover opening position and the cover closing position is embodied on the rotation of the locking ring 70, specifically, when the cover opening operation part 50 drives the locking ring 70 through the rotating part 61 to enable the cover teeth 71 to be located at the separation position, the cover body 10 is located at the cover opening position, and when the cover opening operation part 50 drives the locking ring 70 through the rotating part 61 to enable the cover teeth 71 to be located at the locking position, the cover body 10 is located at the cover closing position.

More specifically, when the handle is rotated to drive the cover body 10 to the cover closing position, the corresponding control cover teeth 71 are buckled with the pot teeth 153, and the pressing portion 621 of the pressing rod 62 does not press and drive the float rod 32, that is, the float rod 32 is not driven to the opening position by the pressing portion 621, at this time, the float member 30 can be maintained at the sealing position by the fixing structure, for example, the float member 30 is elastically supported by the elastic member 40 to keep the float member 30 at the sealing position in the initial state to close the exhaust passage 31, that is, the float member 30 is kept normally closed, so that the requirement that the float member 30 is in the closing state in the initial state can be met, and the control flow of the cooking device is simplified. When the rotating handle drives the cover body 10 to rotate from the cover closing position to the cover opening position, the rotating part 61 drives the locking ring 70 to rotate through the matching of the shifting fork 130 and the pin shaft 120, so that the cover teeth 71 and the pot teeth 153 are separated from each other through buckling, meanwhile, the rotating arm 63 drives the pressing rod 62 to move to the touch position through the matching of the guide inclined plane 81 and the sliding part 82, so that the touch part 621 correspondingly drives the float element 30 to the opening position, namely, when the cover body 10 is in the cover opening position, the float element 30 is simultaneously controlled to the opening position, and the problem of cover opening and pot sucking can be avoided.

For the transmission process between the rotating arm 63 and the pressing rod 62, in the process of rotating the rotating handle from the cover closing position to the cover opening position, the rotating handle drives the rotating arm 63 to rotate, the sliding part 82 climbs along the guide inclined plane 81, at this time, the pressing rod 62 is pressed downwards by the rotating arm 63 to be displaced downwards (for example, the pressing rod 62 is driven to float downwards in fig. 5 and 6), the pressing part 621 moves downwards along with the pressing rod 62 and presses the float member 30 downwards in the moving process, so that the float member 30 moves to a position where the exhaust passage 31 is opened, that is, the rotating output of the rotating arm 63 is converted into the linear downward pressing output of the pressing part 621 of the pressing rod 62 to the float member 30, the upper cover can be saved in the moving space in the up-down direction, the upper cover is convenient to compact, the driving force can be amplified, and the operation force of a user on the rotating handle is smaller while the floating piece is driven. In the structure, the pressing rod 62 is pressed down and the reset driving member 100 is compressed to enable the pressing rod 62 to move downwards, and the pressing portion 621 drives the float member 30 downwards, so that the float member 30 moves downwards to the open position (i.e. to the state shown in fig. 5 and 6) against the elastic supporting force of the elastic member 40, which is beneficial to vertically stressing the float member 30, and the friction force between the rotating member 61 and the pressing rod 62 in the structure is not transmitted to the pressing rod 62, i.e. the float member 30 is not stressed by the transverse friction force, so that the float member 30 is not deviated, and the accuracy of the normal air exhaust and sealing functions of the float member 30 is ensured.

During the process that the cover opening operation piece 50 controls the cover body 10 to return from the cover opening position to the cover closing position, the sliding part 82 moves down along the guide inclined surface 81, at this time, the abutting stress between the sliding part 82 and the guide inclined surface 81 is gradually reduced, the pressing rod 62 is displaced to the side away from the touch position under the action of the reset driving piece 100, that is, the pressing rod 62 is driven by the reset driving piece 100 to move upwards until the touch part 621 leaves the float member 30 (that is, the state shown in fig. 1 and 2 is reached), at this time, the float member 30 can move to the sealing position under the action of the elastic piece 40, so that the float member 30 is kept normally closed when the cover teeth 71 and the pot teeth 153 are in the buckled state.

In summary, the cooking apparatus and the upper lid thereof provided by the present invention can maintain the float member at the sealing position through the positioning structure, so as to keep the float member normally closed, and meet the requirement that the float member is in the closed state in the initial state, which is beneficial to simplify the control process of the cooking apparatus, in addition, the adjusting device correspondingly drives the float member according to the position states of the lid at the opening position and the closing position, specifically, when the lid is at the opening position, the adjusting device correspondingly drives the float member to move from the sealing position to the opening position, at this time, the exhaust channel is opened to communicate the inside of the cooking apparatus with the external environment to balance the air pressure, thereby avoiding the problem of opening the lid and sucking the pot, that is, realizing one-key control of opening the lid without the problem of sucking the pot, the operation experience of opening the lid is good, and when the lid is at the closing position, the adjusting device correspondingly releases the float member to enable the float member to move between the sealing position and the opening position, thereby not interfering the normal exhaust function of the float piece and having safe and reliable use.

In the present invention, the terms "first", "second", and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; the term "plurality" means two or more unless expressly limited otherwise. The terms "mounted," "connected," "fixed," and the like are to be construed broadly, and for example, "connected" may be a fixed connection, a removable connection, or an integral connection; "coupled" may be direct or indirect through an intermediary. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "left", "right", "front", "rear", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or unit must have a specific direction, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

In the description herein, the description of the terms "one embodiment," "some embodiments," "specific embodiments," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or 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 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

1. An upper cover of a cooking apparatus, comprising:

the cover body is provided with a hinge structure for the hinge installation of the cover body;

a float member provided with a vent passage, the float member being provided on the cover body and being movable relative to the cover body between a sealing position at which the vent passage is sealed and an opening position at which the vent passage is opened;

a locating formation cooperating with the buoyant member, the locating formation being for maintaining the buoyant member in the sealing position;

an adjustment device disposed on the cover, the adjustment device configured to: when the cover body is in an open cover position, the adjusting device drives the floating part to move from the sealing position to the open position, and when the cover body is in a close cover position, the adjusting device releases the floating part to enable the floating part to move between the sealing position and the open position;

the lid has the inner cup, adjusting device sets up and covers including, adjusting device includes:

a rotating arm which can rotate on the inner cover,

the pressing rod is matched with the rotating arm and provided with a pressing part, when the cover body is positioned at the cover opening position, the rotating arm drives the pressing rod to move to a pressing position, and when the pressing rod moves to the pressing position, the pressing part drives the float piece to move to the opening position;

one of the inner cover and the pressure lever is provided with a guide post, the other one of the inner cover and the pressure lever is provided with a sleeve hole, and the guide post is connected in the sleeve hole in a penetrating manner, so that the pressure lever moves to the contact position along the axial direction of the guide post under the driving of the rotating arm;

one of the pressure lever and the rotating arm is provided with a sliding part, and the other one of the pressure lever and the rotating arm is provided with a guide inclined plane.

2. The upper cover of the cooking apparatus according to claim 1, further comprising:

and the resetting driving piece is connected with the pressure rod and is used for driving the pressure rod to move towards the direction away from the contact position.

3. The upper cover of a cooking apparatus according to claim 2,

the reset driving part is a spring or an elastic sheet, and the pressure lever is elastically supported by the reset driving part, wherein when the pressure lever moves to the touch position, the reset driving part is compressed, and when the reset driving part elastically recovers, a force for driving the pressure lever to leave the touch position is provided.

4. The upper cover of the cooking apparatus according to claim 1, further comprising:

and the space where the touch and press part is located and the space where the float part is located are separated by the sealing sleeve.

5. The upper cover of a cooking apparatus according to claim 4,

the inner cup is provided with a mounting hole, the sealing sleeve is mounted on the side wall of the mounting hole and is provided with a concave cavity in a concave shape, and the touch and press part extends towards the direction of the floater part and extends into the concave cavity.

6. The upper cover of the cooking apparatus according to claim 1, further comprising:

and the rotating arm is connected with the cover opening operation part and can rotate under the driving of the cover opening operation part.

7. The upper cover of the cooking apparatus according to claim 6, further comprising:

the rotating piece is connected with the rotating arm, and the cover opening operation piece drives the rotating arm and the rotating piece to rotate simultaneously;

the lid has the lock circle, the lock circle is equipped with the lid tooth, the lock circle with rotate the piece and link to each other, it drives to rotate the piece when rotating the lock circle is rotatory, wherein, rotate the piece drive the lock circle is extremely to making when the lid tooth is in the open position, the lid is in the position of uncapping, it drives to rotate the piece the lock circle is extremely to making when the lid tooth is in the lock position, the lid is in close the lid position.

8. The upper cover of a cooking apparatus according to claim 1, wherein the float member comprises:

the air exhaust channel is arranged on the float rod, the cover body is provided with a cover plate, a through hole is formed in the cover plate, and the float rod is connected with the through hole in a penetrating mode and can move along the axial direction of the through hole;

and the sealing element is arranged on the float rod, when the float element is in the sealing position, the sealing element is abutted against the cover plate, so that the exhaust channel is sealed in the through hole, and when the float element is in the opening position, the sealing element is separated from the cover plate, so that the exhaust channel is opened.

9. The upper cover of the cooking apparatus according to claim 1, wherein the positioning structure comprises:

and an elastic member elastically supporting the float member to provide a force for driving the float member to move to the sealing position, wherein the elastic member can be compressed, and the float member can move to the opening position when the elastic member is compressed.

10. A cooking apparatus, characterized by comprising the upper cover of the cooking apparatus of any one of claims 1 to 9.