CN114680606B

CN114680606B - Multifunctional cooking utensil

Info

Publication number: CN114680606B
Application number: CN202011617260.5A
Authority: CN
Inventors: 朱泽春; 陆黎; 杨飞; 陈经术
Original assignee: Hangzhou Joyoung Household Electrical Appliances Co Ltd
Current assignee: Hangzhou Joyoung Household Electrical Appliances Co Ltd
Priority date: 2020-12-30
Filing date: 2020-12-30
Publication date: 2024-03-12
Anticipated expiration: 2040-12-30
Also published as: CN114680606A

Abstract

The invention discloses a multifunctional cooking utensil, which belongs to the field of kitchen appliances and solves the problems of single function, inconvenient operation and the like of the cooking utensil in the prior art. The lock ring is arranged on the outer side of the air guide cover, so that the lock ring can be prevented from blocking air flow led into the inner container to damage hot air circulation; the air guide cover and the inner container are matched to form a pressure cooking cavity, so that an inner cover assembly used for being matched with the inner container in a conventional electric pressure cooker is omitted, the disassembling and washing work of the inner cover assembly is omitted, the inner cover assembly is not used, air circulation is smoother, and food cooking under the function of an air fryer is facilitated.

Description

Multifunctional cooking utensil

[ field of technology ]

The invention relates to the field of kitchen appliances, in particular to a multifunctional cooking appliance.

[ background Art ]

Traditional electric pressure cooker and air fryer function singleness, electric pressure cooker only are used for pressure cooking generally, can't realize the fryer function, and air fryer also can't realize pressure cooking, to the user, just need purchase above-mentioned two kinds of machines to satisfy diversified culinary art demand, increase electrical apparatus use cost, and occupy kitchen space.

In view of the above problems, the prior art proposes a multifunctional cooking appliance, which combines an air fryer function and a pressure cooking function, wherein one cooking appliance can be used as an air fryer or an electric pressure cooker by selecting different types of pot covers and different heating modes, when the air fryer function is realized, a frying basket for holding food in the pot body is used, hot air on the pot cover is utilized to generate high-temperature hot air, circulation is generated inside and outside the frying basket by the hot air device on the pot cover, and the high-temperature hot air is fully contacted with the food in the frying basket, so that the food material can be fried. However, since the two cooking functions use different types of pot covers, the cooking appliance needs to be matched with the two pot covers, so that the packaging and transportation cost is increased, and the pot covers with corresponding functions are required to be replaced when the different cooking functions are used by users, so that the cooking appliance is inconvenient to use.

[ invention ]

The present invention aims to provide a multifunctional cooking appliance, which at least partially solves the above-mentioned technical problems.

In order to solve the technical problems, the invention adopts the following technical scheme:

the utility model provides a multifunctional cooking utensil, includes utensil body and lid, utensil body holding has the inner bag, the lid includes the wind scooper and is located hot air subassembly in the wind scooper, the lid is still including rotationally cup jointing the lock collar in the wind scooper outside, the lock collar with utensil body rotatory closure, the wind scooper with the inner bag cooperation forms pressure cooking chamber, the lock collar with the rotatory unblock of utensil body, the wind scooper with the inner bag cooperation forms the empty culinary art chamber of frying.

In the multifunctional cooking utensil, the lock ring is provided with the guide post, the outer side wall of the air guide cover is provided with the sliding groove, and the guide post is supported on the sliding groove and can slide relatively in the circumferential direction.

In the multifunctional cooking utensil, the upper end of the lock ring is provided with the lock ring flanging extending inwards, the lower end of the side wall of the air guide cover is provided with the air guide cover flanging extending outwards, and the lock ring flanging is supported on the air guide cover flanging and can slide relatively in the circumferential direction.

In the multifunctional cooking utensil, the upper surface of the flanging of the air guide cover or the lower surface of the flanging of the locking ring is provided with the convex rib supported between the upper surface and the lower surface.

In the multifunctional cooking utensil, a first limiting piece is arranged on the air guide cover and is arranged above the turnup of the lock ring to axially limit the lock ring.

In the multifunctional cooking appliance, the first limiting piece comprises a bracket fixed on the air guide cover and an elastic pin arranged on the bracket, and the elastic pin is abutted against the turnup edge of the lock ring.

In the multifunctional cooking utensil, the support is provided with the transmission rod, the side wall of the air guide cover is provided with the ventilation hole, one end of the transmission rod is provided with the air door for opening and closing the ventilation hole, and the rotary motion of the lock ring acts on the transmission rod to drive the air door to act.

In the multifunctional cooking utensil, the lock ring is provided with the second limiting piece, and the second limiting piece is matched with the air guide cover to radially limit the lock ring.

In the multifunctional cooking appliance, rolling friction is arranged between the second limiting piece and the air guide cover.

In the multifunctional cooking utensil, the lock ring flanging is in clearance fit with the side wall of the air guide cover.

The invention has the beneficial effects that:

in the multifunctional cooking utensil provided by the invention, the hot air component and the lock ring are arranged on the cover body, and the lock ring is used for realizing the pressure cooking function of the cooking utensil and locking the cover body to the utensil body so as to meet the pressure cooking requirement and safety; the hot air component generates circulating hot air in the empty frying cooking cavity when the cooking utensil realizes the air frying function and is used for baking and frying food, so that the pressure cooking function and the air frying function can share one cover body, the structure of the cooking utensil is simplified, the cost of the cooking utensil is reduced, the trouble of switching the pot cover by a user is avoided, and the cooking utensil is more convenient to use.

When realizing the air fryer function, the wind scooper is used for guiding the air current blown out by the hot air component to the inner container, and then forms hot air circulation in the empty frying cooking cavity, and the higher the hot air circulation efficiency is, the faster the heating speed is, and the hot air uniformly and orderly flows to enable the food to be heated uniformly, so that the taste of fried foods is improved. In the multifunctional cooking utensil, the lock ring is rotatably sleeved on the outer side of the air guide cover, when the lock ring and the utensil body are rotationally unlocked, the air guide cover and the inner container are matched to form an empty frying cooking cavity, and the lock ring is arranged on the outer side of the air guide cover, namely, the lock ring is positioned outside the empty frying cooking cavity, so that the lock ring can be prevented from blocking air flow led into the inner container to damage hot air circulation; when the lock ring is rotationally locked with the appliance body, the air guide cover and the inner container are matched to form a pressure cooking cavity, so that an inner cover assembly used for being matched with the inner container in a conventional electric pressure cooker is omitted, the disassembling and washing work of the inner cover assembly is omitted, air circulation is smoother, and food cooking under the function of an air fryer is facilitated.

Further, the lock ring upper end is equipped with the lock ring turn-ups of inwards extending, the lateral wall lower extreme of wind scooper is equipped with the wind scooper turn-ups of outwards extending, lock ring turn-ups support in the wind scooper turn-ups and can be in circumference direction relative slip. The lock ring in the conventional electric pressure cooker is lifted onto the outer cover of the cooker cover by adopting a plurality of connecting columns, the processing precision of the connecting columns is difficult to be consistent, the problems of assembly tolerance and the like are solved, the lock ring is easy to incline when rotating, and the problems of high rotation resistance of the lock ring, poor opening and closing hand feeling and the like are further caused. According to the invention, the whole periphery of the flanging of the wind scooper supports the flanging of the lock ring, and the mode of hanging and hoisting is adopted, but the rotation balance of the lock ring is better, so that the rotation of the lock ring is smoother, and the operation hand feeling of opening and closing the cover is improved; in addition, the hanging and hanging mode can reduce unnecessary open pore structures on the air guide cover, so that more reliable sealing performance can be obtained in the pressure cooking function.

Further, the upper surface of the flanging of the wind scooper or the lower surface of the flanging of the lock ring is provided with a convex rib supported between the upper surface and the lower surface. The convex ribs support and reduce the contact area of the flanging of the wind scooper and the flanging of the lock ring, so that the sliding resistance of the flanging of the lock ring is reduced, and the lock ring rotates more smoothly.

Further, a first limiting part is arranged on the air guide cover and is used for axially limiting the lock ring above the turnup of the lock ring. The lock ring flanging is axially limited between the first limiting piece and the wind scooper flanging, so that the problem of up-down movement of the lock ring in use is avoided.

Further, the first limiting piece comprises a bracket fixed on the air guide cover and an elastic pin configured on the bracket, and the elastic pin is abutted against the turnup edge of the lock ring. The elastic pin can achieve the axial limiting effect on the lock ring and avoid the difficulty in rotating the lock ring caused by excessively pressing the lock ring.

Further, a transmission rod is arranged on the support, a vent hole is formed in the side wall of the air guide cover, an air door used for opening and closing the vent hole is arranged at one end of the transmission rod, and rotary motion of the lock ring acts on the transmission rod to drive the air door to act. The ventilation hole is used for realizing the circulation of air of cooking cavity and external space in the air fryer function to promote the hot air circulation in the cooking cavity, the air door is used for closing the ventilation hole in the pressure cooking function, and the pressure cooking cavity is the enclosure space, so that produces high temperature high pressure environment after heating. The air door is driven by the rotary motion of the lock ring to move, the rotary motion of the lock ring is skillfully related to the air door, the opening and closing control of the air door is completed while the cooking function is switched, and therefore, an independent driving structure is not required to be configured for the air door, and under the condition that the lock ring and the hot air component are already configured for the cover body, the cover body weight is prevented from being increased due to the fact that too many parts are assembled.

Further, a second limiting part is arranged on the lock ring and is matched with the wind scooper to radially limit the lock ring. The locking ring is restrained from deviating in the radial direction of the cover body, and the locking ring rotates more stably.

Further, rolling friction is arranged between the second limiting piece and the air guide cover. The rolling friction resistance is small, and the rotation of the lock ring is prevented from being influenced by excessive friction resistance while radial limiting is realized.

Furthermore, the lock ring flanging is in clearance fit with the side wall of the air guide cover. The radial limit of the second limit part is used for preventing the turnup of the lock ring from contacting with the side wall of the wind scooper, so that friction and abrasion between the turnup and the side wall of the wind scooper and friction noise of the turnup are avoided, the contact area between the lock ring and the wind scooper is reduced, and the smoothness of rotation of the lock ring is ensured.

These features and advantages of the present invention will be disclosed in detail in the following detailed description and the accompanying drawings.

[ description of the drawings ]

The invention is further described with reference to the accompanying drawings:

fig. 1 is a schematic view showing an external structure of a multifunctional cooking appliance in an opened state according to an embodiment of the present invention;

fig. 2 is a schematic view showing an external structure of a multifunctional cooking appliance in a closed state according to an embodiment of the present invention;

fig. 3 is a schematic cross-sectional view illustrating a cover-closed state of a multifunctional cooking appliance according to an embodiment of the present invention;

FIG. 4 is an exploded view of a cover according to an embodiment of the present invention;

FIG. 5 is a schematic diagram illustrating an assembly of a damper and a wind scooper according to an embodiment of the present invention;

FIG. 6 is a schematic axial spacing view of a lock collar according to one embodiment of the present invention;

FIG. 7 is a schematic view of a lock collar according to an embodiment of the present invention;

FIG. 8 is a schematic view of a radial stop of a lock collar according to one embodiment of the present invention;

FIG. 9 is an enlarged view of a portion of FIG. 8 at A;

FIG. 10 is a schematic view illustrating the connection of a lock collar to a wind scooper according to an embodiment of the present invention;

FIG. 11 is a schematic view of the handle position of the pressure cooking appliance for performing a pressure cooking function according to an embodiment of the present invention;

FIG. 12 is a schematic view showing a state of a damper when the pressure cooking apparatus according to an embodiment of the present invention implements a pressure cooking function;

FIG. 13 is a schematic view of the handle position of the pressure cooking appliance in one embodiment of the present invention when the pressure cooking appliance is performing the air fryer function;

FIG. 14 is a schematic view showing a state of a damper when the pressure cooking apparatus performs an air fryer function according to an embodiment of the present invention.

Reference numerals:

100 appliance bodies, 110 heat preservation covers, 120 inner containers and 130 heating devices;

200 cover bodies, 210 outer covers, 211 handle holes, 220 wind scoopers, 221 wind inlet holes, 222 wind scooper flanges, 223 exhaust holes, 224 convex ribs, 225 annular convex ribs, 226 sliding grooves, 230 locking rings, 231 locking ring flanges, 232 rollers, 233 transmission blocks, 234 guide posts, 240 brackets, 241 transmission rods, 242 return springs, 243 limiting pins, 244 elastic elements and 245 pin holes;

300 hot air components, 310 fans, 320 heating elements, 330 motors;

400 air inlet air doors;

500 partition plates and 510 sealing rings;

600 air exhaust air doors;

700 handle.

[ detailed description ] of the invention

The multifunctional cooking utensil comprises a utensil body and a cover body, wherein the utensil body is provided with a liner, the cover body comprises a wind guide cover and a hot air component positioned in the wind guide cover, the cover body further comprises a lock ring which is rotatably sleeved on the outer side of the wind guide cover, the lock ring is rotationally locked with the utensil body, the wind guide cover is matched with the liner to form a pressure cooking cavity, the lock ring is rotationally unlocked with the utensil body, and the wind guide cover is matched with the liner to form an empty frying cooking cavity. Because the hot air component and the lock ring are arranged on the cover body, the pressure cooking function and the air frying pan function of the multifunctional cooking appliance can share one cover body, so that the structure of the cooking appliance is simplified, the cost of the cooking appliance is reduced, the trouble of switching the pot cover by a user is avoided, and the multifunctional cooking appliance is more convenient to use; the lock ring is arranged on the outer side of the air guide cover, namely, the lock ring is positioned outside the air frying cooking cavity, so that the lock ring can be prevented from blocking air flow led into the inner container to damage hot air circulation; when the lock ring is rotationally locked with the appliance body, the air guide cover and the inner container are matched to form a pressure cooking cavity, so that an inner cover assembly used for being matched with the inner container in a conventional electric pressure cooker is omitted, the disassembling and washing work of the inner cover assembly is omitted, air circulation is smoother, and food cooking under the function of an air fryer is facilitated.

The technical solutions of the embodiments of the present invention will be explained and illustrated below with reference to the drawings of the embodiments of the present invention, but the following embodiments are only preferred embodiments of the present invention, and not all embodiments. Based on the examples in the implementation manner, other examples obtained by a person skilled in the art without making creative efforts fall within the protection scope of the present invention.

Referring to fig. 1 to 4, the multifunctional cooking appliance according to an embodiment of the present invention includes an appliance body 100 and a cover 200, the appliance body 100 having a heat-insulating cover 110 and a liner 120 accommodated in the heat-insulating cover 110, a heating device 130 for heating the liner 120 being provided at the bottom of the heat-insulating cover 110, the heating device 130 being a heat-generating plate or an electromagnetic wire coil; the cover 200 has a locking ring 230, a wind guiding cover 220 and a hot air assembly 300, the hot air assembly 300 includes a fan 310 and a heating element 320, the heating element 320 is preferably a planar spiral heating tube and is disposed below the fan 310, the fan 310 is located in the wind guiding cover 220 and is driven to rotate by a motor 330 installed above the wind guiding cover 220, and some embodiments may also dispose the heating element 320 on an outer side of the fan 310, which is not limited in this application. The cover body 200 further has an outer cover 210, the air guide cover 220 and the lock ring 230 are both located in the outer cover 210, one side of the outer cover 210 is hinged to the device body 100, the other side of the outer cover is buckled with the device body 100, a cover opening button for releasing the buckling state is arranged on the device body 100 or the cover body 200, and the cover body 200 can be turned over and opened relative to the device body 100.

In this embodiment, the cover 200 is provided with a hot air assembly 300 and a locking ring 230, the locking ring 230 is used for locking the cover 200 to the appliance body 100 when the cooking appliance realizes a pressure cooking function, and the air guide cover 220 and the inner container 120 cooperate to form a pressure cooking cavity so as to meet the pressure cooking requirement and safety; when realizing the air fryer function, lock collar 230 and utensil body 100 rotatory unblock, wind scooper 220 and inner bag 120 cooperation form empty fried cooking chamber, and hot air subassembly 300 produces circulating hot air in empty fried cooking intracavity for toast, fry food, like this, multi-functional cooking utensil has pressure cooking function and air fryer function, and pressure cooking function and air fryer function can share a lid, not only simplify cooking utensil structure, reduce cooking utensil cost, also removed the trouble that the user switched the pot lid from, it is more convenient to use.

The lock ring 230 of this embodiment is rotatably assembled outside the air guiding cover 220, in the air fryer function, the lock ring 230 is located outside the air frying cooking cavity, which can avoid the lock ring 230 from blocking the air flow led into the inner container 120 to destroy the hot air circulation, in the pressure cooking function, the air guiding cover 220 is directly matched with the inner container 120 to form the pressure cooking cavity, thus the inner cover assembly used for matching the inner container 120 in the conventional electric pressure cooker can be omitted, the disassembling and washing work of the inner cover assembly is omitted, the inner cover assembly is not included, the air circulation is smoother, and the food cooking under the air fryer function is facilitated. Preferably: the locking ring 230 is a metal piece, so that the structural strength and locking strength of the locking ring 230 can be ensured, and the air guide cover 220 is a metal piece, so that the locking ring 230 is reliably supported, and thermal deformation during cooking is prevented.

The following describes a specific connection structure between the lock collar 230 and the air guide housing 220: the upper end of the lock ring 230 is provided with an inwardly extending lock ring flange 231, the lower end of the side wall of the wind scooper 220 is provided with an outwardly extending wind scooper flange 222, and the lock ring flange 231 is supported on the wind scooper flange 222 and can slide relatively in the circumferential direction, i.e. the lock ring 230 can rotate relative to the wind scooper 220; the lower end of the lock ring 230 is provided with a plurality of lid teeth along the circumferential direction, the mouth of the heat insulation cover 110 is provided with a plurality of pan teeth along the circumferential direction, and in the state that the lid body 200 is closed, the lock ring 230 rotates relative to the appliance body 100, so that the lid teeth and the pan teeth are mutually buckled or separated, and locking or unlocking of the lid body 200 is correspondingly realized.

In the above scheme, the whole circumference of the flange 222 of the wind scooper supports the flange 231 of the locking ring, compared with the locking ring in the electric pressure cooker cover in the prior art, the mode of hanging and hoisting is adopted, but the rotation balance of the locking ring 230 is better, so that the rotation of the locking ring 230 is smoother, and the operation hand feeling of opening and closing the cover is improved; in addition, this hanging and lifting arrangement may reduce unnecessary open cell structure in the hood 220 to provide a more reliable seal during the pressure cooking function.

In this embodiment, a partition 500 is disposed below the air guide cover 220, and a plurality of through holes are formed on the partition 500 to form ventilation areas, so that hot air can pass through the partition 500, but fingers of a user cannot extend into the through holes to play a role in safety protection, a sealing ring 510 is mounted at the edge of the partition 500, when the locking ring 230 locks the heat insulation cover 110, the sealing ring 510 provides sealing between the flange 222 of the air guide cover and the liner opening of the liner 120, and the air guide cover 220 cooperates with the liner 120 to form a sealed pressure cooking cavity, thereby realizing the sealing cooperation between the cover 200 and the liner 100.

The air fryer function is to heat food materials by using hot air, the fluidity of hot air is one of important factors affecting cooking effect, the air fryer function is to be realized in a cooking appliance, and a corresponding ventilation structure is required to be configured for realizing the air circulation of an internal cooking space and an external space. Referring to fig. 5 and 11-14, as in the present embodiment, two ventilation holes and two corresponding ventilation doors are provided on the side wall of the air guide cover 220 to implement air intake and exhaust of the air guide cover 220, for convenience of explanation, the two ventilation holes are respectively defined as an air intake hole 221 and an air exhaust hole 223, the corresponding ventilation doors are an air intake door 400 and an air exhaust door 600, as shown in fig. 12, when the pressure cooking function is implemented, the air intake door 400 closes the air intake hole 221, the air exhaust door 600 closes the air exhaust hole 223, and the pressure cooking cavity is a closed space so as to generate a high-temperature and high-pressure environment after heating; as shown in fig. 14, when the air fryer function is implemented, the air inlet door 400 opens the air inlet hole 221, external air enters the air guide cover 220 through the air inlet hole 221 to participate in hot air circulation, the air outlet door 600 opens the air outlet hole 223, part of hot air flows out through the air outlet hole 223, the air inlet and the air outlet are not interfered with each other, and the hot air fluidity and the circulation efficiency inside the air frying cooking cavity are enhanced.

The air inlet door 400 and the air outlet door 600 are both disposed on the inner side of the side wall of the air guide cover 220, two brackets 240 are correspondingly disposed on the outer side of the side wall of the air guide cover 220, taking the air inlet door 400 as an example, a driving rod 241 is mounted on the corresponding bracket 240, one end of the driving rod 241 penetrates through the side wall of the air guide cover 220 to connect with the air inlet door 400, the other end extends out of the bracket 240, the driving rod 241 moves radially inwards to drive the air inlet door 400 to open the air inlet hole 221 inwards, a return spring 242 is disposed on the driving rod 241, and the return spring 242 provides an acting force for the driving rod 241 to move radially outwards for returning after the air inlet door 400 is opened. The same driving manner is also applied to the exhaust damper 600.

To realize the above-mentioned opening and closing control of the air exhaust damper 600 and the air intake damper 400, corresponding driving structures are required to be configured, in this embodiment, the lock ring 230 is adopted to drive the air exhaust damper 600 and the air intake damper 400 to move, the rotational movement of the lock ring 230 is skillfully related to the movement of the air exhaust damper 600 and the air intake damper 400, and the opening and closing control of the air exhaust damper 600 and the air intake damper 400 is completed while the cooking function is switched, so that no separate driving structure is required to be configured for the air doors, and under the condition that the lock ring 230 and the hot air assembly 300 are already configured for the cover 200, the increase of the weight of the cover 200 due to the assembly of too many parts is avoided. Exemplary: the lock ring 230 extends upwards from the side surface to form two transmission blocks 233 with sheet structures, and the transmission blocks 233 and the transmission rod 241 are in bevel fit transmission, so that the circumferential rotation motion of the transmission blocks 233 is simply and effectively converted into the radial linear motion of the transmission rod 241.

In this embodiment, a handle 700 is provided on the side of the outer cover 210, the handle 700 drives the lock ring 230 to rotate to complete the rotation locking or rotation unlocking of the lock ring 230 and the appliance body 100, as shown in fig. 11 and 12, when the cover body 200 is closed, the handle 700 is moved to the left side of the handle hole 211, and when the lock ring 230 is located at a position where the transmission block 233 is circumferentially offset from the transmission rod 241, the air inlet door 400 closes the air inlet hole 221, the air outlet door 600 closes the air outlet hole 223, and the pressure cooking cavity forms a closed space to realize the pressure cooking function; as shown in fig. 13, when the handle 700 is moved to the right side of the handle hole 211, the locking ring 230 is rotated counterclockwise to the position shown in fig. 14, and the driving block 233 acts on the driving rod 241, so that the air inlet door 400 opens the air inlet hole 221 and the air outlet door 600 opens the air outlet hole 223, thereby realizing the air fryer function. Switching from the pressure cooking function to the air fryer function is accomplished by rotation of the locking collar 230 and vice versa.

In this embodiment, since the handle 700 is transferred to the side of the outer cover 210 of the cover 200, the handle 700 is far from the center of the lock ring 230, and the rotation moment required for opening and closing the cover can be achieved by applying relatively small force on the handle 700, so that the opening and closing operation is more labor-saving.

In this embodiment, the wind scooper 220 is further provided with a first limiting member, and the locking collar flange 231 is axially limited between the first limiting member and the wind scooper flange 222, so as to avoid the problem that the locking collar 230 moves up and down in use. Since the bracket 240 for assembling the air door is provided on the air guide cover 220 in the foregoing solution, the bracket 240 may be used as a first limiting member, and in order to balance the stress of the lock ring 230, one or more additional brackets 240 are added on the basis of the original two brackets 240, as shown in fig. 5, three brackets 240 are provided on the air guide cover 220 along the circumferential direction, and the lock ring 230 is axially limited at three positions in the circumferential direction of the flange 231 of the lock ring.

With continued reference to fig. 5, preferably, an elastic pin is further disposed at the bottom of each bracket 240, and the elastic pin abuts against the lock collar flange 231, so that the elastic pin stretches elastically in the axial direction, thereby achieving the axial limiting effect on the lock collar 230 and avoiding the difficulty in rotating caused by excessively pressing the lock collar 230. Exemplary: the elastic pin comprises an elastic element 244 and a limiting pin 243, the bracket 240 is provided with a pin hole 245, the elastic element 244 and the limiting pin 243 are assembled in the pin hole 245, the elastic element 244 supports the limiting pin 243 downwards, part of the limiting pin 243 extends out of the pin hole 245 to be supported on the lock collar flange 231, and the limiting pin 243 can be spherical or cylindrical.

Referring to fig. 9, preferably, the upper surface of the wind scooper flange 222 is provided with a rib 224, the rib 224 may be continuously or intermittently disposed along the circumferential direction of the wind scooper flange 222, the rib 224 is supported between the wind scooper flange 222 and the lock collar flange 231, the contact area between the wind scooper flange 222 and the lock collar flange 231 is reduced, the sliding resistance of the lock collar flange 231 is reduced, and the rotation of the lock collar 230 is smoother. In other embodiments, the ribs may be disposed on the lower surface of the turnup of the lock ring, which plays the same role.

Based on the above-mentioned embodiment, in another embodiment, a radial limit of the lock ring 230 is added, referring to fig. 7-9, a second limit member is provided on the lock ring 230, and the second limit member cooperates with the air guide cover 220 to radially limit the lock ring 230, so as to limit the offset of the lock ring 230 in the radial direction of the cover 200, and the lock ring 230 rotates more stably. Exemplary: the second limiting part is a plurality of rollers 232 arranged on the lock ring flanging 231 along the circumferential direction, after the lock ring 230 is assembled with the wind scooper 220, the side surfaces of the rollers 232 are contacted with the side wall of the wind scooper 220, so that the deviation of the lock ring 230 in the radial direction of the cover body 200 is limited, when the lock ring 230 rotates relative to the wind scooper 220, the rollers 232 roll along the side wall of the wind scooper 220, the rolling friction resistance is small, and the rotation of the lock ring 230 is prevented from being influenced by excessive friction resistance while the radial limiting is realized.

In the above example, under the radial limiting action of the roller 232, a certain gap is kept between the lock collar flange 231 and the side wall of the wind scooper 220, so as to avoid friction wear and friction noise between the lock collar flange 231 and the wind scooper 220, and reduce the contact area between the lock collar 230 and the wind scooper 220, thereby ensuring the smoothness of rotation of the lock collar 230.

Referring to fig. 10, in another embodiment, in order to connect the lock ring 230 with the air guiding cover 220, a guide post 234 is provided on the lock ring 230, an annular rib 225 is provided on the outer side wall of the air guiding cover 220 along the circumferential direction of the guide post, an arc-shaped chute 226 is provided on the annular rib 225 along the circumferential direction, the guide post 234 penetrates the chute 226 and the upper end of the guide post is limited by a screw, so that the guide post 234 is supported on the chute 226 and can slide in the chute 226 relatively, i.e. the lock ring 230 can rotate relative to the air guiding cover 220. Of course, the connection mode of the lock ring and the wind scooper is not limited to the scheme of the embodiment of the invention, and as long as the lock ring is arranged outside the wind scooper, other known modes capable of realizing the rotation connection of the lock ring and the wind scooper are all within the protection scope of the invention.

While the invention has been described in terms of embodiments, it will be appreciated by those skilled in the art that the invention is not limited thereto but rather includes the drawings and the description of the embodiments above. Any modifications which do not depart from the functional and structural principles of the present invention are intended to be included within the scope of the appended claims.

Claims

1. The multifunctional cooking utensil comprises a utensil body and a cover body, wherein the utensil body is provided with an inner container, the cover body comprises a wind scooper and a hot air component positioned in the wind scooper, and the multifunctional cooking utensil is characterized in that the cover body also comprises a lock ring which is rotatably sleeved on the outer side of the wind scooper, the lock ring is rotationally locked with the utensil body, the wind scooper is matched with the inner container to form a pressure cooking cavity, the lock ring is rotationally unlocked with the utensil body, and the wind scooper is matched with the inner container to form an empty frying cooking cavity;

be equipped with first locating part on the wind scooper, first locating part is including being fixed in support on the wind scooper, be equipped with the transfer line on the support, be equipped with the ventilation hole on the lateral wall of wind scooper, transfer line one end is equipped with and is used for opening and close the air door in ventilation hole, the rotary motion of lock collar acts on the transfer line, in order to drive the air door action.

2. The multifunctional cooking appliance according to claim 1, wherein the lock ring is provided with a guide post, the outer side wall of the air guide cover is provided with a sliding groove, and the guide post is supported on the sliding groove and can relatively slide in the circumferential direction.

3. The multifunctional cooking appliance of claim 1, wherein the upper end of the lock collar is provided with an inwardly extending lock collar flange, the lower end of the side wall of the air guide cover is provided with an outwardly extending air guide cover flange, and the lock collar flange is supported on the air guide cover flange and can relatively slide in the circumferential direction.

4. A multi-functional cooking appliance according to claim 3, wherein the upper surface of the flange of the air guide housing or the lower surface of the flange of the lock ring is provided with ribs supported therebetween.

5. A multi-function cooking appliance as recited in claim 3 wherein said first stop member is located above said collar rim for axially stopping said collar.

6. The multi-functional cooking appliance of claim 5, wherein the first limiting member comprises a resilient pin disposed on the bracket, the resilient pin abutting against the rim.

7. A multi-functional cooking appliance according to claim 3, wherein the locking collar is provided with a second limiting member, and the second limiting member cooperates with the air guide cover to radially limit the locking collar.

8. The multi-functional cooking appliance of claim 7, wherein rolling friction is provided between the second limiting member and the air guide cover.

9. The multi-functional cooking appliance of claim 7, wherein the lock collar flange is in clearance fit with the sidewall of the air guide housing.