CN107960912B - Material cleaning device and cooking utensil - Google Patents

Abstract

The application provides a material cleaning device and a cooking utensil, wherein the material cleaning device comprises a cleaning cylinder body, a discharging cavity door, a box cover and a rotating piece, wherein an air inlet is formed in the cleaning cylinder body; the discharging cavity door can be covered or separated from the lower cylinder opening of the cleaning cylinder; the box cover is arranged at the upper cylinder opening of the cleaning cylinder body, and the cleaning cylinder body or the box cover is provided with an exhaust port; the rotating piece is hung on the box cover and driven by air flow entering from the air inlet to rotate so as to stir the materials in the cleaning barrel; according to the material cleaning device, the rotating piece is hung on the box cover, after the discharging cavity door is opened, materials can be smoothly discharged along the lower cylinder opening, and the problem that the materials are blocked by barriers and remain in the cleaning cylinder body to bring product sanitation and potential safety hazards is avoided.

Description

Material cleaning device and cooking utensil

Technical Field

The application relates to the field of cooking appliances, in particular to a material cleaning device and a cooking appliance.

Background

In the prior art, a structure of stirring and rotating by a motor is adopted as a stirring power device, however, the structure has adverse effects of difficult shaft seal, large vibration and the like, a motor shaft forms blanking blocking barriers in the inner space of the rice washer, the problem of unclean blanking exists, and product health potential hazards are easily caused by material residues.

Disclosure of Invention

In order to solve at least one of the above problems, an object of the present application is to provide a material cleaning device.

Another object of the present application is to provide a cooking appliance having the above material washing apparatus.

To achieve the above object, an embodiment of a first aspect of the present application provides a material cleaning apparatus, including: the cleaning device comprises a cleaning barrel, wherein an air inlet is formed in the wall of the cleaning barrel; the discharging cavity door can be covered with the lower cylinder opening of the cleaning cylinder body to seal the lower cylinder opening or separated from the lower cylinder opening to open the lower cylinder opening; the box cover is arranged at the upper cylinder opening of the cleaning cylinder body in a covering manner, and an exhaust port is arranged on the cleaning cylinder body or the box cover; and the rotating piece is hung on the box cover and driven by air flow entering from the air inlet to rotate so as to stir the materials in the cleaning barrel.

According to the material cleaning device provided by the application, the rotating part is hung on the box cover, compared with the technical scheme that the rotating part is arranged on the bottom supporting structure in the prior art, the material cleaning device can reduce or even avoid accumulation of materials on the bottom supporting structure, so that the materials can be smoothly discharged along the lower cylinder opening after the discharging cavity door is opened, the problem that the materials are blocked by barriers and remain in the cleaning cylinder body to cause potential safety hazards of product sanitation is avoided, and the cleanliness and comfort of the product are improved; in addition, utilize wind-force drive rotating member rotation to stir the material, for adopting motor drive's structure among the prior art, the driving mode vibration in this scheme is little, can reduce complete machine operation noise, improve the product and use the comfort level, secondly, the rotating member wholly is located lid, the material discharging chamber door and washs the barrel in this scheme and enclose the space of establishing, need not to stretch out to wash the barrel outside and be connected with the motor, thereby need not to relate to the dynamic seal problem of rotating member pivot part, the design and the equipment degree of difficulty of product have been reduced, can avoid the bearing seal position problem of leaking simultaneously.

In addition, the material cleaning device provided in the above embodiment of the present application may further have the following additional technical features:

in the above technical scheme, the lower end face of the rotating member and the position of the lower cylinder opening are spaced in the up-down direction to define an obstacle-free region.

In this scheme, set up the lower terminal surface of rotating member and down barrel opening place interval in order to inject the regional in no barrier in upper and lower direction, no barrier regional is hollow basically and has no foreign matter, because in the in-process to the material washing, the material receives the gravity to concentrate mainly in this no barrier regional, the design can reduce the probability that wet material adheres to and remains on the barrier to the furthest like this, make the discharge cavity door open the back material can be discharged along down barrel opening smoothly, avoid the material to receive the barrier to block and remain in the problem that brings product sanitation potential safety hazard in the washing barrel, promote product cleanliness and travelling comfort.

In any of the above solutions, preferably, the material cleaning device further includes: the support shaft, the one end of support shaft with the lid is connected, and the other end is the free end, be equipped with the locating part on the support shaft, wherein, the rotating member cover is established on the support shaft, and is spacing the lid with between the locating part.

In this scheme, set up the back shaft that cantilever form was arranged on the lid, can realize hanging the assembly on the lid relatively with the rotating member cover on the back shaft through with the rotating member suit, simultaneously, the rotating member suit can realize the relative rotation installation between rotating member and the back shaft at epaxial structure of back, can avoid the rotating member to take place the problem of skew when receiving wind-force drive simultaneously, guarantee that the rotating member assembly is stable. Further, the support shaft and the box cover are preferably of an integral injection molding structure, so that time consumption for product assembly can be reduced, relative assembly accuracy between the support shaft and the box cover can be guaranteed, and accordingly quality of products is guaranteed.

In the above technical solution, preferably, the limiting member is fixedly connected to the free end of the supporting shaft in a detachable manner.

In this scheme, set up the locating part and can dismantle with the back shaft and be connected, can be convenient for like this spin flabellum and stirring claw unpick and wash and change, improve the convenience of product.

In the above technical solution, preferably, a screw hole is formed in an end face of a free end of the support shaft, the limiting member is a screw screwed into the screw hole, and a lower end face of the rotating member is supported on a nut of the screw.

In this scheme, set up the locating part and be the screw, make this screw and the epaxial screw hole of back shaft form spiro union cooperation, it is understood that to threaded connection structure, its length of screwing is adjustable, can realize like this to a certain extent adjusting stirring claw and rotary fan's lift to this relative adjustment is located the spatial height in the no shadow area of stirring claw below, so, can carry out above-mentioned adjustment to the material or the inside abluent condition like the particle diameter is different.

In any of the foregoing solutions, preferably, the rotating member includes: the rotary fan blade is hung on the box cover and positioned at the air inlet, and can rotate under the driving of air flow entering from the air inlet; the stirring claw is connected with the blades of the rotary fan blades, so that the stirring claw moves circularly along with the rotation of the rotary fan blades; or the stirring claw and the rotating fan blade are coaxially rotated by being connected with the rotating shaft of the rotating fan blade.

In the scheme, the rotary fan blades and the stirring claws are arranged, when air flow enters along the air inlet, the air flow acts on the surfaces of the rotary fan blades to convert kinetic energy of the air flow into mechanical energy for rotating the rotary fan blades, and the stirring claws are driven to rotate or do circular motion while rotating the rotary fan blades so as to stir materials in the cleaning cylinder body by the stirring claws, so that the cleaning effect is improved; compared with the structure of motor drive stirring claw rotation, utilize wind-force drive rotation flabellum rotation in this scheme to then drive stirring claw to material stirring, the design can avoid motor operation vibration big, the noise is strong to cause the problem that product complete machine operation vibration or noise are too big like this, improve the use comfort of product, and also can avoid the material jamming to cause the potential safety hazard problem that the motor burns out, the reliability of product is higher, in addition, because utilize wind-force drive in this scheme, the rotating member is whole to be located the lid, discharge cavity door and wash the space that the barrel encloses to establish, need not to stretch out outside the washing barrel and be connected with the motor, thereby need not to relate to the dynamic seal problem of rotating member pivot part, the design and the equipment degree of difficulty of product have been reduced, can avoid the bearing seal position problem of leaking simultaneously.

In the above technical solution, preferably, the stirring claw includes: the connecting part is connected with the rotating fan blade; and the two stirring rods are connected to the connecting part, the two stirring rods are different in length, and/or the two stirring rods are not parallel.

In the scheme, the two stirring rods are arranged in different lengths, so that the two stirring rods can stir materials at different positions in the far and near directions when the stirring claw moves, and stirring and cleaning are realized without dead angles; the two stirring rods are arranged in an unparallel manner, so that when the rotating shaft rotates, the tracks swept by the two stirring rods are unparallel, and the material looseness and stacking conditions at the track surfaces swept by the two stirring rods are different, so that the stress unbalance of the material between the track surfaces swept by the two stirring rods is improved, the material itself is disturbed due to the stress unbalance, and the stirring uniformity of the material is improved.

In the above technical solution, preferably, one of the stirring claw and the rotating fan blade is provided with a key slot, and the other one is provided with a positioning key, and the positioning key is matched in the key slot.

In this scheme, be provided with the keyway on one of stirring claw and rotary fan blade, be provided with the locating key on the other, make between stirring claw and the rotary fan blade through keyway and locating key cooperation, can make keyway and locating key cooperation realize moment of torsion transmission when rotary fan blade rotates to the rotation of driving stirring claw steadily, this structure has simple structure, equipment convenient characteristics, the processing and the equipment of the product of being convenient for.

In any of the above technical solutions, preferably, a distance between an inner surface of the cleaning cylinder and an outer edge of the rotating member is not smaller than a particle size of the material to be cleaned; and/or a distance between an inner surface of the cleaning cylinder and an outer edge of the rotating member is not less than 1.5mm.

In the scheme, the materials can be rice, mung beans, soybeans and other substances suitable for cooking and eating, and the space between the inner surface of the cleaning cylinder and the outer edge of the rotating piece is not smaller than the particle size of the material to be cleaned, so that the problem that the rotating fan blades are blocked due to the fact that the material is blocked between the inner surface of the cleaning cylinder and the outer edge of the rotating piece can be avoided, and the reliability of the product is ensured; the interval between the inner surface of the cleaning cylinder and the outer edge of the rotating piece is not less than 1.5mm, so that the problem that the rotating fan blade is blocked due to the fact that materials are blocked between the inner surface of the cleaning cylinder and the outer edge of the rotating piece can be avoided, and the reliability of products is guaranteed.

In any of the above solutions, preferably, the material cleaning device further includes: the sealing ring is arranged on the cleaning cylinder body or the box cover, and the box cover is in sealing connection with the cleaning cylinder body through the sealing ring.

In this scheme, set up the sealing ring, make lid and wash the barrel and form sealing connection through the sealing ring, the sealing ring can play sealed effect on the one hand, avoids stirring in-process steam to splash the leakage problem that leads to, on the other hand, the sealing ring can improve the frictional force between lid and the washing barrel to can avoid taking place relative pivoted problem between lid and the washing barrel in rotatory in-process of rotatory flabellum, thereby reduce the power loss of product.

In any of the above-described aspects, preferably, a ratio of a flow area of the exhaust port to a flow area of the intake port is not less than 0.3; and/or the width value of the widest part of the air inlet is not less than 9mm.

In the scheme, the ratio of the flow area of the exhaust port to the flow area of the air inlet is not less than 0.3, so that the problem of high pressure in the cavity caused by the fact that the flow area of the exhaust port is too small relative to the flow area of the air inlet can be avoided, and the use safety of a product is ensured; the width value of the widest part of the air inlet is not less than 9mm, so that the problem that the air inlet is blocked by wet materials can be avoided, and the reliability of an air inlet pipeline connected with the air inlet is ensured.

In any of the above solutions, preferably, the box cover is provided with the exhaust port.

In this scheme, set up the gas vent on the lid to make the gas vent concentrate on material belt cleaning device's top, because water and material receive the weight effect to concentrate mainly in the cavity bottom, can reduce wet material like this and receive the problem that the pneumatic drive blockked up the gas vent in the cavity, and avoid the problem that water in the cavity leaked from the gas vent.

In any of the above solutions, preferably, the cover is detachably connected to the cleaning cylinder.

In this scheme, because the rotating member hangs on the lid, through setting up lid and wasing barrel detachably and being connected, like this, can be simultaneously with the rotating member of connecting on the lid along with the lid is unloaded integrative taking out from wasing the barrel when opening the lid, this design has the characteristics to rotating member and wasing barrel easy dismounting, can be convenient for the user with the rotating member dismantlement washing, improves the comfort level of use of product.

An embodiment of the second aspect of the present application provides a cooking appliance, comprising: the material cleaning device in any one of the above technical schemes; the cooking main body is provided with a cooking cavity, the lower barrel opening of the material cleaning device is communicated with the cooking cavity when being opened, so that materials discharged from the lower barrel opening can enter the cooking cavity, and the cooking main body is used for cooking the materials in the cooking cavity.

The cooking appliance provided by the embodiment of the second aspect of the present application has all the above advantages due to the material cleaning device described in any one of the above technical solutions, and will not be described herein.

In the above technical solution, the cooking main body includes: and the cleaning cylinder body of the material cleaning device is arranged on the upper cover.

In this scheme, material belt cleaning device's washing barrel sets up on cooking main part to cover, be convenient for make the lower nozzle of wasing the barrel open time with cooking utensil's cooking cavity intercommunication to make the material in the washing cavity get into smoothly in the cooking cavity and cook, make the structure compacter reasonable.

Preferably, the cleaning cylinder body and the upper cover of the material cleaning device are of an integrated structure, so that the assembly efficiency of a product can be improved, the reliability of assembly and matching precision and sealing connection among an air inlet pipeline, an air exhaust pipeline, a water inlet pipeline, a sewage pipeline and the cleaning cylinder body can be further ensured, and the use reliability of the product can be guaranteed.

In any of the above technical solutions, the cooking appliance is an electric cooker, an electric pressure cooker, an electric stewpot or an electric steamer.

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

Drawings

The foregoing and/or additional aspects and advantages of the application will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which:

FIG. 1 is a schematic cross-sectional view of a material cleaning apparatus and an upper lid assembly according to one embodiment of the present application;

FIG. 2 is a schematic cross-sectional view of a material cleaning apparatus according to an embodiment of the present application with a discharge chamber door removed;

FIG. 3 is a schematic view of a rotary member and lid assembly according to one embodiment of the present application;

FIG. 4 is a schematic view showing the structure of a box cover according to an embodiment of the present application;

FIG. 5 is a schematic view of a rotary fan blade according to an embodiment of the present application;

FIG. 6 is a schematic view of the structure of the stirring claw according to one embodiment of the application;

FIG. 7 is a schematic view of the structure of the upper cover according to one embodiment of the present application;

FIG. 8 is a schematic cross-sectional view of an upper cover according to one embodiment of the present application;

FIG. 9 is a schematic view of a material cleaning apparatus and upper cover assembly according to an embodiment of the present application in a first state;

fig. 10 is a schematic view showing a structure of the material washing apparatus and the upper cover assembly in a second state according to an embodiment of the present application.

Wherein, the correspondence between the reference numerals and the component names in fig. 1 to 10 is:

100. the material cleaning device comprises a material cleaning device body, a material cleaning cylinder body, an upper cylinder opening, a lower cylinder opening, a 13 air inlet, a 14 water inlet, a 15 sewage opening, a 16 barrier-free area, a 20 discharge cavity door, a 30 box cover, a 31 air outlet, a 32 supporting shaft, a 33 limiting piece, a 40 rotating piece, a 41 rotating fan blade, a 411 positioning key, a 412 rotating shaft, 413 blades, a 414 energy collecting baffle, a 42 stirring claw, a 421 connecting part, a 422 stirring rod, a 423 key groove, a 50 sealing ring, a 61 movable plate, a 62 driving motor, a 63 first suction part, a 64 second suction part and a 200 upper cover.

Detailed Description

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

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

A material washing apparatus and a cooking appliance according to some embodiments of the present application are described below with reference to fig. 1 to 10.

As shown in fig. 1 to 10, the material cleaning apparatus 100 provided in this embodiment includes a cleaning cylinder 10, a discharge chamber door 20, a box cover 30, and a rotating member 40.

Specifically, an air inlet 13 is arranged on the wall of the cleaning barrel 10; the discharging cavity door 20 can be covered with the lower nozzle 12 of the cleaning barrel 10 to seal the lower nozzle 12 or separated from the lower nozzle 12 to open the lower nozzle 12; the box cover 30 is arranged at the upper cylinder opening 11 of the cleaning cylinder 10 in a covering way, and the box cover 30 is provided with an exhaust opening 31, and the exhaust opening 31 can be arranged on the cleaning cylinder 10; the rotating member 40 is hung on the cap 30 and is driven to rotate by the air flow entering from the air inlet 13 to agitate the material in the washing bowl 10.

According to the material cleaning device 100 provided by the application, the rotating piece 40 is hung on the box cover 30, compared with the technical scheme that the rotating piece is arranged on the bottom supporting structure in the prior art, the material cleaning device can reduce or even avoid accumulation of materials on the bottom supporting structure, so that the materials can be smoothly discharged along the lower cylinder opening 12 after the discharging cavity door 20 is opened, the problem that the materials are blocked by barriers and remain in the cleaning cylinder body to cause hidden danger of product sanitation is avoided, and the cleanliness and comfort of the product are improved; in addition, utilize wind-force drive rotating member 40 rotatory in order to stir the material, for adopting motor drive's structure among the prior art, driving mode vibration in this scheme is little, can reduce complete machine operation noise, improve the product and use the comfort level, secondly, rotating member 40 wholly is located lid 30 in this scheme, discharge cavity door 20 and the space that washs barrel 10 and enclose out, need not to stretch out to wash barrel 10 outside and be connected with the motor, thereby need not to relate to the dynamic seal problem of the pivot 412 part of rotating member 40, the design and the equipment degree of difficulty of product have been reduced, can avoid the bearing seal position problem of leaking simultaneously.

More specifically, the material may be rice, mung bean, soybean and other materials suitable for cooking and eating, the product is mainly used for cleaning the material entering the cleaning cavity, specifically, as shown in fig. 7 and 8, the cleaning cylinder 10 is further provided with a water inlet 14 and a sewage outlet 15, when the discharging cavity door 20 is at a position sealed to the lower cylinder opening 12, the material is input into the cleaning cavity, cleaning water is input into the sealed cavity formed by the box cover 30, the cleaning cylinder 10 and the discharging cavity door 20 through the water inlet 14, after that, the material entering the sealed cavity formed by the box cover 30, the cleaning cylinder 10 and the discharging cavity door 20 can be stirred and cleaned through the rotation of the wind driven rotating member 40, the cleaning effect is improved, after the cleaning, the sewage is discharged from the sewage outlet 15 to the cleaning cylinder 10, and then the discharging cavity door 20 is controlled to leave the lower cylinder opening 12 so as to open the lower cylinder opening 12, the material in the cleaning cylinder 10 is discharged through the lower cylinder opening 12, wherein the discharged material enters the cooking cavity for the cooking cavity, and the cooking cavity is integrated into the cooking cavity, so that the cooking cavity is required to achieve the cooking and cooking functions.

In one embodiment of the present application, as shown in fig. 2, the lower end surface of the rotating member 40 is spaced from the position of the lower nozzle 12 in the up-down direction to define the unobstructed area 16, and it can be understood that the unobstructed area is substantially hollow and free of foreign matters, and because the material is mainly concentrated in the unobstructed area by gravity during the cleaning process, the probability of the wet material adhering to the obstruction can be reduced to the greatest extent, so that the material can be smoothly discharged along the lower nozzle 12 after the discharging cavity door 20 is opened, the problem of product sanitation safety hidden trouble caused by the material blocked by the obstruction and remained in the cleaning cylinder 10 can be avoided, and the product cleanliness and comfort can be improved.

In one embodiment of the present application, as shown in fig. 1, 2 and 4, the material cleaning device 100 further includes a support shaft 32, one end of the support shaft 32 is connected to the box cover 30, the other end is a free end, and a limiting member 33 is installed on the support shaft 32, where the rotating member 40 is sleeved on the support shaft 32 and is limited between the box cover 30 and the limiting member 33.

In the scheme, the cantilever-shaped supporting shaft 32 is arranged on the box cover 30, the rotary piece 40 is sleeved on the supporting shaft 32, so that the rotary piece 40 can be relatively hung on the box cover 30, meanwhile, the rotary piece 40 is sleeved on the supporting shaft 32, so that the rotary piece 40 and the supporting shaft 32 can be relatively rotatably installed, the problem that the rotary piece 40 is deflected when driven by wind force can be avoided, and the rotary piece 40 is stably assembled. Further, the support shaft 32 and the box cover 30 are preferably in an integral injection molding structure, so that time consumption for product assembly can be reduced, relative assembly precision between the support shaft 32 and the box cover 30 can be guaranteed, and accordingly quality of products is guaranteed.

Preferably, as shown in fig. 2, the limiting member 33 is a screw, wherein a threaded hole is formed at an end of the free end of the supporting shaft 32, through holes are formed in the rotating fan blade 41 and the stirring claw 42, the rotating fan blade 41 and the stirring claw 42 are sleeved on the supporting shaft 32 through the through holes, the screw is driven into the threaded hole of the supporting shaft 32, and the lower end surface of the rotating member 40 is supported on a nut of the screw, so that the rotating fan blade 41 and the stirring claw 42 are limited between the fixed end and the free end of the supporting shaft 32, and therefore, the lower part of the rotating member 40 is completely an obstacle-free area 16, and the blanking is more complete and cleaner. Meanwhile, the rotary fan blade 41 and the stirring claw 42 are limited by the screws, so that the rotary fan blade 41 and the stirring claw 42 can be detached, and the rotary fan blade 41 and the stirring claw 42 can be conveniently cleaned and replaced. Of course, in the present application, as the stopper, the screw may be replaced with other members that are detachably coupled to the support shaft 32 and define the rotary fan blade 41 and the stirring claw 42.

In the scheme of utilizing the screw as the locating part, can practical length great screw, the screw cooperates with the screw hole of seting up of back shaft 32 free end terminal surface, can adjust the screw in threaded hole's length as required to the height of adjustment rotary fan blade 41 and stirring claw 42, the height in the area of not having the obstacle promptly is adjusted, so, can carry out above-mentioned adjustment to different materials or inside abluent condition.

In one embodiment of the present application, as shown in fig. 3 to 6, the rotating member 40 includes a rotating blade 41 and a stirring claw 42, and in particular, the rotating blade 41 is suspended on the lid 30 at the air inlet 13, and the rotating blade 41 is driven to rotate by an air flow entering from the air inlet 13; the stirring claw 42 is connected to the rotation shaft 412 of the rotary fan 41, so that the stirring claw 42 and the rotary fan 41 rotate coaxially, however, the present embodiment is not limited thereto, and the stirring claw 42 may be connected to the blade 413 of the rotary fan 41, so that the stirring claw 42 moves circumferentially along with the rotation of the rotary fan 41.

In the scheme, the rotary fan blades 41 and the stirring claw 42 are arranged, when air flow enters along the air inlet 13, the air flow acts on the surfaces of the rotary fan blades 41 to convert kinetic energy of the air flow into mechanical energy for rotating the rotary fan blades 41, and the stirring claw 42 is driven to rotate or do circular motion while the rotary fan blades 41 rotate, so that the stirring claw 42 stirs materials in the cleaning cylinder 10, and the cleaning effect is improved; compared with the structure that the motor drives the stirring claw 42 to rotate, the structure in the scheme utilizes wind power to drive the rotating fan blade 41 to rotate so as to drive the stirring claw 42 to stir materials, so that the problems of large motor operation vibration and high noise to cause the whole product operation vibration or overlarge noise can be avoided, the use comfort of the product is improved, the potential safety hazard problem of motor burnout caused by material clamping can be avoided, the reliability of the product is higher, in addition, in the scheme, due to the utilization of wind power to drive, the rotating member 40 is wholly positioned in the space enclosed by the box cover 30, the discharging cavity door 20 and the cleaning cylinder body 10, the rotating member 40 is not required to extend out of the cleaning cylinder body 10 to be connected with the motor, thereby avoiding the dynamic sealing problem of the rotating shaft 412 part of the rotating member 40, reducing the design and assembly difficulty of the product, and avoiding the water leakage problem at the shaft seal position.

Further, as shown in fig. 2 and 5, the stirring claw 42 is disposed below the rotary fan blade 41, and an energy-collecting baffle 414 is disposed on the top of the rotary fan blade 41, wherein an air flow channel is defined between the connected blades 413 of the rotary fan blade 41, and the energy-collecting baffle 414 blocks the top end of the air flow channel, so that in the process of converting the kinetic energy of the air flow into the mechanical energy of the rotation of the rotary fan blade 41, the blocking effect of the energy-collecting baffle 414 can be utilized to increase the impact acting time of the air flow on the surface of the blades 413 of the rotary fan blade 41, thereby avoiding the energy loss caused by the air flow directly flowing out of the air flow channel along the end of the air flow channel, and further achieving the purpose of improving the wind energy utilization rate.

In one embodiment of the present application, as shown in fig. 6, the stirring claw 42 includes a connecting portion 421 and a stirring rod 422, and specifically, the connecting portion 421 is connected to the rotating fan blade 41 in this embodiment; the number of the stirring rods 422 is two, the two stirring rods 422 are connected to the connecting part 421, the two stirring rods 422 are different in length, and the two stirring rods 422 are not parallel. The two stirring rods 422 with different lengths can stir materials at different positions far and near when the stirring claw 42 moves, and as the tracks swept by the two stirring rods 422 which are not parallel, the looseness and the accumulation condition of the materials at the track surfaces swept by the two stirring rods are different, so that the stress imbalance of the materials between the track surfaces swept by the two stirring rods is improved, the materials themselves form disturbance due to the stress imbalance, and the stirring uniformity of the materials is improved. Of course, the present solution is not limited thereto, and the number of stirring rods may be designed to be one or more than two according to the need.

In one embodiment of the present application, as shown in fig. 5 and 6, a positioning key 411 is provided on a rotating shaft 412 of the rotating fan blade 41, a key slot 423 is provided on a connecting portion 421 of the stirring claw 42, and the number of the positioning key 411 and the key slot 423 may be one or more, wherein, preferably, as shown in fig. 5 and 6, the number of the positioning keys 411 is 4, the number of the key slots 423 is the same, and the positioning keys 411 and the key slots 423 are in one-to-one matching connection, wherein, by matching the stirring claw 42 with the rotating fan blade 41 through the key slots 423 and the positioning keys 411, torque transmission can be realized by matching the key slots 423 with the positioning keys 411 when the rotating fan blade 41 rotates, so that the stirring claw 42 is driven to rotate smoothly.

Of course, the present application is not limited to this, and the rotary blade 41 may be provided with a key groove, and the stirring claw 42 may be provided with a positioning key that is engaged with the key groove of the rotary blade 41, so that the stirring claw 42 and the rotary blade 41 are engaged with each other by the key groove and the positioning key.

In one embodiment of the present application, it is preferable that the interval between the inner surface of the washing cylinder 10 and the outer edge of the rotating member 40 is not smaller than the particle size of the material to be washed. Specifically, the materials may be rice, mung bean, soybean and other materials suitable for cooking and eating, and the interval between the inner surface of the cleaning cylinder 10 and the outer edge of the rotating member 40 is not smaller than the particle size of the material to be cleaned, so that the problem that the rotating fan blades 41 are blocked due to the fact that the material is blocked between the inner surface of the cleaning cylinder 10 and the outer edge of the rotating member 40 can be avoided, and the reliability of the product is ensured.

In one embodiment of the present application, it is preferable that the interval between the inner surface of the washing cylinder 10 and the outer edge of the rotating member 40 is not less than 1.5mm. The distance between the inner surface of the cleaning cylinder 10 and the outer edge of the rotating member 40 is not smaller than 1.5mm, so that the problem that the rotating fan blades 41 are blocked due to the fact that materials are blocked between the inner surface of the cleaning cylinder 10 and the outer edge of the rotating member 40 can be avoided, and the reliability of products is guaranteed.

In one embodiment of the present application, as shown in fig. 1 to 4, the material cleaning device 100 further includes a sealing ring 50, wherein the sealing ring 50 is sleeved on the edge of the lid 30, and elastically supported between the lid 30 and the cleaning cylinder 10 when the lid 30 is covered with the upper cylinder opening 11 of the cleaning cylinder 10, so that the lid 30 is in sealing connection with the cleaning cylinder 10 through the sealing ring 50; of course, the present embodiment is not limited thereto, wherein the sealing ring 50 may be provided at the upper nozzle 11 of the washing tub 10 to elastically support between the lid 30 and the washing tub 10 when the lid 30 is closed with the upper nozzle 11 of the washing tub 10, so that the lid 30 is in sealing connection with the washing tub 10 through the sealing ring 50.

In this scheme, set up sealing ring 50, make lid 30 and washing barrel 10 form sealing connection through sealing ring 50, sealing ring 50 can play the sealed effect on the one hand, avoids the leakage problem that the steam splashes and leads to in the stirring process, and on the other hand, sealing ring 50 can improve the frictional force between lid 30 and the washing barrel 10 to can avoid taking place relative rotation's problem between lid 30 and the washing barrel 10 at rotatory in-process of rotatory flabellum 41, thereby reduce the power loss of product.

In one embodiment of the present application, it is preferable that the ratio of the flow area of the exhaust port 31 to the flow area of the intake port 13 is not less than 0.3. In this way, the problem of high pressure in the cavity caused by too small flow area of the exhaust port 31 relative to the flow area of the air inlet 13 can be avoided, and the use safety of the product is ensured.

In one embodiment of the present application, it is preferable that the width value at the widest part of the air inlet 13 is not less than 9mm. Thus, the problem that the air inlet 13 is blocked by wet materials can be avoided, and the reliability of an air inlet pipeline connected with the air inlet 13 is ensured.

In one embodiment of the present application, the cap 30 is preferably detachably coupled to the washing tub 10.

In this scheme, because rotating member 40 hangs on lid 30, through setting up lid 30 and wasing barrel 10 detachably and being connected, like this, can be simultaneously with the rotating member 40 that connects on lid 30 follow lid 30 and lift off an organic whole and take out from wasing barrel 10 when opening lid 30, this design has the characteristics to rotating member 40 and wasing barrel 10 easy dismounting, can be convenient for the user with rotating member 40 unpick and wash, improves the comfort level of use of product.

In any of the above embodiments, the material cleaning device 100 further preferably includes a driving device connected to the discharge chamber door 20, for driving the discharge chamber door 20 to move relative to the cleaning cylinder 10, so that the discharge chamber door 20 covers or separates from the lower cylinder opening 12. More specifically, as shown in fig. 9 and 10, the driving device includes a driving motor 62 and a movable plate 61, an output shaft of the driving motor 62 is connected to the movable plate 61, the discharge chamber door 20 is disposed on the movable plate 61, when the output shaft rotates, the movable plate 61 swings about the output shaft, so that the discharge chamber door 20 located on the movable plate 61 translates in a plane perpendicular to a central axis of the lower nozzle 12, wherein a lower area of the lower nozzle 12 is located on a movement track of the discharge chamber door 20, as shown in fig. 9, when the discharge chamber door 20 moves to a lower position of the lower nozzle 12, the discharge chamber door 20 can be closed with the lower nozzle 12 to seal the lower nozzle 12, as shown in fig. 10, when the discharge chamber door 20 leaves the lower position of the lower nozzle 12, the discharge chamber door 20 can be separated from the lower nozzle 12 to open the lower nozzle 12.

More preferably, the first engaging portion 63 is disposed on the discharging cavity door 20, the second engaging portion 64 is disposed at the lower nozzle 12 of the cleaning cylinder 10, the first engaging portion 63 is configured to form a connection fit with the first engaging portion 63 in a magnetic attraction manner when the discharging cavity door 20 moves to the lower position of the lower nozzle 12, so that the discharging cavity door 20 effectively clings to the lower nozzle 12, thereby enhancing the sealing effect of the discharging cavity door 20 on the lower nozzle 12, and when the discharging cavity door 20 moves away from the lower position of the lower nozzle 12, the first engaging portion 63 tangentially breaks away from the magnetic attraction of the second engaging portion 64, so that the discharging cavity door 20 can be separated from the lower nozzle 12.

Alternatively, one of the first engaging portion 63 and the second engaging portion 64 is a magnet, and the other is a metal body such as an iron block capable of magnetically attracting with the magnet.

The cooking appliance provided by the embodiment of the application comprises the material cleaning device 100 and the cooking main body, wherein the cooking main body comprises the cover body and the pot body, the cover body and the pot body can be covered to enclose a cooking cavity, preferably the material cleaning device 100 is arranged on the upper cover 200 of the cover body, wherein the lower cylinder opening 12 of the material cleaning device 100 is communicated with the cooking cavity when being opened, so that materials discharged from the lower cylinder opening 12 can enter the cooking cavity, and the cooking main body is used for cooking materials in the cooking cavity.

Preferably, the cleaning cylinder 10 and the upper cover 200 of the material cleaning device 100 are of an integrated structure, so that not only can the assembly efficiency of the product be improved, but also the assembly precision and the sealing connection reliability between the air inlet pipeline, the air exhaust pipeline, the water inlet pipeline and the sewage pipeline and the cleaning cylinder 10 can be further ensured, and the use reliability of the product can be ensured.

Optionally, the cooking appliance is an electric rice cooker, an electric pressure cooker, an electric stewpot or an electric steamer.

In summary, according to the material cleaning device provided by the application, the rotating piece is hung on the box cover, compared with the technical scheme that the rotating piece is arranged on the bottom supporting structure in the prior art, the material cleaning device can reduce or even avoid accumulation of materials on the bottom supporting structure, so that the materials can be smoothly discharged along the lower cylinder opening after the discharging cavity door is opened, the problem that the materials are blocked by barriers and remain in the cleaning cylinder body to cause potential safety hazards of product sanitation is avoided, and the cleanliness and comfort of the product are improved; in addition, utilize wind-force drive rotating member rotation to stir the material, for adopting motor drive's structure among the prior art, the driving mode vibration in this scheme is little, can reduce complete machine operation noise, improve the product and use the comfort level, secondly, the rotating member wholly is located lid, the material discharging chamber door and washs the barrel in this scheme and enclose the space of establishing, need not to stretch out to wash the barrel outside and be connected with the motor, thereby need not to relate to the dynamic seal problem of rotating member pivot part, the design and the equipment degree of difficulty of product have been reduced, can avoid the bearing seal position problem of leaking simultaneously.

In the present disclosure, the terms "first," "second," and "second" 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 defined otherwise. The terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; "coupled" may be directly coupled or indirectly coupled through intermediaries. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art according to the specific circumstances.

In the description of the present application, it should be understood that the directions or positional relationships indicated by the terms "upper", "lower", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of description and simplification of the description, and do not indicate or imply that the apparatus or unit referred to must have a specific direction, be constructed and operated in a specific direction, and therefore, should not be construed as limiting the present application.

In the description of the present specification, the terms "one embodiment," "some embodiments," "particular embodiments," and the like, mean 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 present application. In this specification, schematic representations of the above terms 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 of the preferred embodiments of the present application and is not intended to limit the present application, but various modifications and variations can be made to the present application by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included in the protection scope of the present application.

Claims (14)

1. A material cleaning device, comprising:

the cleaning device comprises a cleaning barrel, wherein an air inlet is formed in the wall of the cleaning barrel;

the discharging cavity door can be covered with the lower cylinder opening of the cleaning cylinder body to seal the lower cylinder opening or separated from the lower cylinder opening to open the lower cylinder opening;

the box cover is arranged at the upper cylinder opening of the cleaning cylinder body in a covering manner, and an exhaust port is arranged on the cleaning cylinder body or the box cover;

the rotating piece is hung on the box cover and driven by air flow entering from the air inlet to rotate so as to stir the materials in the cleaning barrel;

the rotary piece is sleeved on the supporting shaft;

the rotating piece is integrally positioned in a space enclosed by the box cover, the discharging cavity door and the cleaning barrel;

the rotating piece comprises rotating fan blades, and energy collecting baffles are arranged at the tops of the rotating fan blades;

wherein, air flow channels are defined between the blades connected with the rotary fan blades.

2. The material cleaning apparatus of claim 1, wherein a lower end surface of the rotating member is spaced from a position of the lower nozzle in an up-down direction to define an obstacle-free region.

3. The material cleaning apparatus according to claim 1 or 2, wherein,

the support shaft is provided with a limiting part, and the rotating part is limited between the box cover and the limiting part.

4. The material cleaning apparatus according to claim 3, wherein,

the limiting piece is fixedly connected to the free end of the supporting shaft in a detachable mode.

5. The material cleaning apparatus according to claim 4, wherein,

the screw hole is formed in the end face of the free end of the supporting shaft, the limiting piece is a screw which is in threaded connection with the screw hole, and the lower end face of the rotating piece is supported on a nut of the screw.

6. The material washing device according to claim 1 or 2, wherein the rotary fan blade is suspended on the box cover and positioned at the air inlet, and the rotary fan blade is driven to rotate by an air flow entering from the air inlet;

the stirring claw is connected with the blades of the rotary fan blades, so that the stirring claw moves circularly along with the rotation of the rotary fan blades; or the stirring claw and the rotating fan blade are coaxially rotated by being connected with the rotating shaft of the rotating fan blade.

7. The material cleaning apparatus of claim 6, wherein the agitator jaw comprises:

the connecting part is connected with the rotating fan blade;

and the two stirring rods are connected to the connecting part, the two stirring rods are different in length, and/or the two stirring rods are not parallel.

8. The material cleaning apparatus according to claim 6, wherein,

one of the stirring claw and the rotating fan blade is provided with a key slot, the other one of the stirring claw and the rotating fan blade is provided with a positioning key, and the positioning key is matched in the key slot.

9. The material cleaning apparatus according to claim 1 or 2, further comprising:

the sealing ring is arranged on the cleaning cylinder body or the box cover, and the box cover is in sealing connection with the cleaning cylinder body through the sealing ring.

10. The material cleaning apparatus according to claim 1 or 2, wherein,

the ratio of the flow area of the exhaust port to the flow area of the intake port is not less than 0.3; and/or

The width value of the widest part of the air inlet is not less than 9mm.

11. The material cleaning apparatus according to claim 1 or 2, wherein,

the box cover is detachably connected with the cleaning barrel body.

12. A cooking appliance, comprising:

the material cleaning apparatus as claimed in any one of claims 1 to 11;

the cooking main body is provided with a cooking cavity, the lower barrel opening of the material cleaning device is communicated with the cooking cavity when being opened, so that materials discharged from the lower barrel opening can enter the cooking cavity, and the cooking main body is used for cooking the materials in the cooking cavity.

13. The cooking appliance of claim 12, wherein the cooking body comprises:

and the cleaning cylinder body of the material cleaning device is arranged on the upper cover.

14. The cooking appliance of claim 12 or 13, wherein the cooking appliance comprises a cooking chamber,

the cooking utensil is an electric cooker, an electric pressure cooker, an electric stewpot or an electric steamer.