CN109691914B - Material storage device and cooking utensil - Google Patents
Material storage device and cooking utensil Download PDFInfo
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- CN109691914B CN109691914B CN201711002944.2A CN201711002944A CN109691914B CN 109691914 B CN109691914 B CN 109691914B CN 201711002944 A CN201711002944 A CN 201711002944A CN 109691914 B CN109691914 B CN 109691914B
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- conveying
- impeller
- material storage
- storage container
- discharge
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
- A47J47/00—Kitchen containers, stands or the like, not provided for in other groups of this subclass; Cutting-boards, e.g. for bread
- A47J47/01—Kitchen containers, stands or the like, not provided for in other groups of this subclass; Cutting-boards, e.g. for bread with dispensing devices
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- Filling Or Emptying Of Bunkers, Hoppers, And Tanks (AREA)
Abstract
The invention provides a material storage device and a cooking appliance, wherein the material storage device comprises: the bottom of the storage container is provided with a discharge port for discharging materials; the conveying shaft extends to the discharge port and is arranged at the bottom of the material storage container, and the conveying shaft is assembled with the supporting part in the material storage container in a matching manner; the conveying impeller is arranged on the conveying shaft and arranged at the discharge port, the conveying impeller is provided with an appointed shape matched with the discharge port, the conveying shaft drives the conveying impeller to rotate so as to drive materials in the material storage container to be discharged from the discharge port, and when the conveying impeller stops rotating, the discharge port can be sealed through the conveying impeller in the appointed shape. According to the technical scheme, when the conveying impeller stops rotating, the conveying impeller can be used as a sealing piece to seal the discharge hole, so that materials are prevented from leaking out of the material storage container in a non-discharge state, the sealing performance of the material storage container is improved, and the use experience of a user is further improved.
Description
Technical Field
The invention relates to the field of household appliances, in particular to a material storage device and a cooking appliance.
Background
Among the correlation technique, to the output material among the material storage device, can realize pushing away peripheral material to bin outlet department through setting up the screw rod at the bottom level to realize the material and discharge, because the screw rod is mainly will be close to the regional material of lateral wall and push to the bin outlet at rotatory in-process, lead to peripheral material less and less, have following defect:
(1) the material in the middle area is higher and more difficult to discharge;
(2) the sealing performance of discharge gate department is poor, and when the material in the material box washed the material that finishes, still can have partial material to fall into material receiving box, and the material that falls into material receiving box can get into and wash the magazine, mixes together with the material that washes clean, influences health and health, and then has influenced user's use and experienced.
Disclosure of Invention
In order to solve at least one of the above technical problems, an object of the present invention is to provide a material storage device.
Another object of the present invention is to provide a cooking appliance.
In order to achieve the above object, an embodiment of a first aspect of the present invention provides a material storage device, including: the bottom of the storage container is provided with a discharge port for discharging materials; the conveying shaft extends to the discharge port and is arranged at the bottom of the material storage container, and the conveying shaft is assembled with the supporting part in the material storage container in a matching manner; the conveying impeller is arranged on the conveying shaft and arranged at the discharge port, the conveying impeller is provided with an appointed shape matched with the discharge port, the conveying shaft drives the conveying impeller to rotate so as to drive materials in the material storage container to be discharged from the discharge port, and when the conveying impeller stops rotating, the discharge port can be sealed through the conveying impeller in the appointed shape.
In this technical scheme, the bin outlet that is used for exporting the material is offered to the bottom surface at storage container, correspond in the top of bin outlet and set up transport axle and delivery impeller, delivery impeller's appointed shape sets up with the shape looks adaptation of bin outlet, on the one hand, can make the transport axle rotate through rotatory drive delivery impeller, stir peripheral material and discharge from the bin outlet with the rotation through delivery impeller, on the other hand, when delivery impeller stops rotatoryly, delivery impeller can also regard as closed bin outlet, in order to prevent that the material from spilling from storage container under the non-discharge state, compare with pusher among the prior art, need not set up sealed bottom alone in bin outlet department, storage container's leakproofness has been improved, and then user's use experience has been promoted.
The conveying impeller is arranged on the conveying shaft, can be sleeved on the conveying shaft for the conveying impeller, and can also be integrally formed with the conveying shaft for the conveying impeller.
Carry the axle, can be the optical axis, also can be for the screw shaft, through setting up the screw thread on carrying the axle promptly, it is rotatory through the screw thread, drive the material and carry to discharge opening department.
The profile and the discharge opening of conveying impeller set up to the adaptation, can be the same with the shape of discharge opening for the profile of conveying impeller to conveying impeller's projection on the plane that the discharge opening is located and having minimum specified distance between the discharge opening, this minimum specified distance is less than the minimum external diameter of material, in order to guarantee that the material does not flow out.
The designated shape may be spherical, cylindrical, conical, rectangular parallelepiped, etc.
The supporting part can set up on storage container's lateral wall, also can set up on storage container's diapire, can also set up in other positions, and when setting up on the lateral wall, the supporting part can be axle class spare, and when setting up on the diapire, the supporting part can be for buckling the piece.
The storage container can be a cylindrical box body or a polyhedral box body.
The partial shape of the conveying impeller and the material outlet are matched, so that the conveying impeller can discharge materials and seal the material outlet.
In addition, when the conveying impeller stops rotating, the conveying impeller can only stop at a preset designated position, for example, when two opposite blades of the impeller are in a horizontal position, the conveying impeller can also stop rotating at any position.
The material storage device provided by the embodiment of the invention also has the following additional technical characteristics:
in the above technical solution, preferably, the method further includes: and the discharge cavity is formed by extending downwards along the discharge opening, and the upper side wall of the discharge cavity is configured into a cambered side wall or an inclined side wall which is coaxial with the conveying impeller, so that the conveying impeller is partially accommodated in the discharge cavity in a matching way, wherein the plane of the discharge opening is lower than the plane of the conveying shaft.
In this technical scheme, through setting up in the row material chamber, and the row material chamber passes through the bin outlet downwardly extending and forms, at the extension in-process, can follow the straight line and extend and form the slant lateral wall, also can extend along the curve and form the cambered surface lateral wall, the upper portion holding that will carry impeller is in storage container, in order to realize the transmission of stirring to the material, the lower part holding that will carry impeller encloses the row material intracavity that closes formation in slant lateral wall or cambered surface lateral wall, and when the upper portion lateral wall was the cambered surface lateral wall, the cambered surface lateral wall sets up with carrying the axle is coaxial, in order to realize adopting three-dimensional conveying impeller to the sealing function of bin outlet.
Through injecing that bin outlet place plane is less than the plane of carrying the axle place, injecing the height of sinking of carrying impeller for the bin outlet, on the one hand, guaranteed the smooth installation of carrying the axle in storage container, on the other hand, through the profile that carries impeller to be in the bin outlet position and the adaptation of bin outlet, has injecing the size of bin outlet.
In addition, the lower side wall of the discharge cavity can be vertically arranged or outwardly expanded.
In any of the above technical solutions, preferably, the discharge opening and the conveying impeller have an axial gap in the axial direction of the conveying impeller, and the axial gap is greater than 0 and less than or equal to 1.3 mm; the radial clearance between the outer side surface of the blade which is stopped close to the cambered surface side wall and the corresponding cambered surface side wall is more than 0 and less than or equal to 1.3mm, so that the conveying impeller seals the discharge port when stopping rotating; or the minimum radial clearance between the outer side surface of the blade which is stopped close to the oblique side wall and the corresponding cambered side wall is more than 0 and less than or equal to 1.3mm, so that the conveying impeller seals the discharge port when stopping rotating.
In this technical scheme, the bin outlet and the row of being connected with the bin outlet material chamber and carry the clearance between the impeller to include axial gap and radial gap to be provided with the electric rice cooker of intelligence among this technical scheme as the example, the material of storage is the rice in storage container, through all injecing axial gap and radial gap for being greater than 0 and less than or equal to 1.3mm, on the one hand, guaranteed to carry the impeller to be in the normal rotation of bin outlet department to guaranteed the compactedness that carries the impeller setting, on the other hand has guaranteed that the rice can not spill from the bin outlet, thereby further promoted user's use and experienced.
Wherein the above-mentioned clearance is limited to rice and other materials with an outer diameter larger than that of rice, such as beans, corn kernels and the like.
In any of the above technical solutions, preferably, the conveying impeller includes: the wheel column is fixedly sleeved on the conveying shaft; the blades are uniformly distributed on the wheel post in a radial mode along the circumferential direction of the wheel post, wherein the number of the blades is larger than or equal to 6.
In this technical scheme, carry the impeller to include wheel post and a plurality of blades of circumference distribution on the wheel post, through fixing the cover with the wheel post and establishing on carrying the axle, when carrying the axle rotation, drive and carry the impeller synchronous revolution, because carry the impeller to form by a plurality of straight to blade combination, on the one hand, clearance space has between two adjacent blades, after the material is filled full clearance space, the blade is through rotatory, carry the material in the clearance space from the top down, in order to discharge from the bin outlet, horizontal direction and vertical synchronous output have been realized to the material, on the other hand, when carrying the impeller stall, the blade that is located in the bin outlet or is in the discharge chamber forms enclosed construction, in order to realize the closure to the bin outlet, on the other hand again, through the quantity of injecing the blade more than or equal to 6, the leakproofness of further guaranteed the bin outlet.
Wherein, wheel post fixed cover is established on carrying the axle, can realize through interference fit, also can realize through setting up spacing groove on the wheel post, sets up spacing muscle cooperation on carrying the axle.
Preferably, the number of blades is 8.
In any of the above technical solutions, preferably, the blade is a straight blade in a petal shape to configure the designated shape as a sphere; the discharge opening is configured as a circular discharge opening adapted to the contour of the impeller.
In this technical scheme, through constructing the impeller for the spheroid, appointed shape is the spheroid promptly, and the blade is the straight board blade of lamella shape for rotary vane no matter stops in any position, the material in the storage container can not the roll-off, and the bin outlet that corresponds then sets up to circular bin outlet, makes globular transport impeller realize arranging the material function when the operation, realizes the sealing function when the shutdown operation.
Alternatively, the impeller may be formed in an ellipsoidal shape, and the corresponding discharge port may be an elliptical discharge port.
Specifically, when the conveying impeller is a spherical impeller, the axial side wall of the discharge chamber is configured as a curved surface or an inclined straight surface that matches the corresponding surface of the spherical impeller.
In any of the above solutions, preferably, the blades are rectangular straight blades to configure the given shape as a cylindrical impeller; the discharge port is a rectangular discharge port matched with the outline of the cylindrical impeller.
In this technical scheme, through constructing the impeller for cylindricly, appointed shape is cylindricly promptly, and the blade is the straight board blade of lamella shape for rotary vane stops in any position, and the material in the storage container can not the roll-off, and the bin outlet that corresponds then sets up to the rectangle bin outlet, makes cylindric conveying impeller realize arranging the material function when the operation, realizes the seal function when stopping the operation, compares with globular impeller, and cylindric impeller's preparation cost is lower.
Specifically, when the conveying impeller is a cylindrical impeller, two end faces of the impeller are planes, and at the moment, the axial side wall of the discharge cavity is constructed into a vertical plane inclined straight plane matched with the corresponding surface of the cylindrical impeller.
In any one of the above technical solutions, preferably, the conveying shaft is a conveying screw, the conveying screw includes a first screw, a connecting shaft and a second screw which are connected in sequence, an outer end of the first screw is connected to an inner wall of one side of the storage container, and an outer end of the second screw is connected to an inner wall of the other side of the storage container; the wheel post is provided with an axial through hole, the conveying impeller is fixedly sleeved on the connecting shaft through the matching of the connecting shaft and the axial through hole so as to be driven by the conveying screw to rotate, and the thread direction of the second screw is opposite to that of the first screw.
In the technical scheme, the conveying screw rod is formed by fixedly assembling a first screw rod, a connecting shaft and a second screw rod in an end-to-end connection manner, and the first screw rod and the second screw rod are provided with reverse threads, so that when the conveying screw rod is driven by a driving device, the first screw rod and the second screw rod can respectively and synchronously push materials at the outer side ends to the discharge port, on one hand, compared with the scheme of realizing the discharge of the materials by using gravity, the materials in the material storage container are free from local residues, thereby avoiding the problem of the overall quality reduction of the materials in the material storage container caused by the deterioration of the residual materials, on the other hand, the materials at the bottom position in the material storage container are pushed to the discharge port by using the material pushing screw rod to be discharged, the materials with longer storage time at the bottom of the material storage container can be preferentially discharged, and therefore, the updating of the materials in the material storage container according to the time sequence is realized, promote the whole quality of material in the storage container, on the other hand, compare with setting up alone delivery impeller, the efficiency that the material was discharged is higher.
Specifically, first screw rod, the second screw rod can be integrated into one piece structure with the connecting axle, what transport impeller corresponded this moment is the equipment blade that is formed by first semicircle blade portion and the combination suit of second semicircle blade portion, integrated into one piece's screw rod stretches over the bin outlet, and set up the spiral opposite of the screw thread that lies in the bin outlet both sides relatively on the screw rod, and like this, it is rotatory to utilize a motor drive screw rod, can make the rice material that the screw rod drive lies in the bin outlet both sides assemble to the bin outlet position, so the design can be under the prerequisite of guaranteeing to rice material drive efficiency, effectively save the motor quantity, retrench product component parts, reduce product cost.
In addition, when the first screw, the second screw and the connecting shaft are in an assembly structure, the conveying impeller is in an integrally formed structure.
In any one of the above technical solutions, preferably, the supporting portion is a transmission shaft disposed on a side wall of the material storage container, and the material storage device further includes: the driving device is arranged on the outer side of the material storage container and drives the material storage container to comprise a driving motor and a gear transmission mechanism connected with the driving motor; the mounting hole has been seted up to the fixed one end of carrying the axle of transmission shaft on the storage container, transmission shaft run through the mounting hole to the one end that makes the transmission shaft is connected to carries the axle, in order to be connected to gear drive with the other end of transmission shaft.
In the technical scheme, the gear transmission mechanism and the driving motor are respectively arranged on the outer side of the material storage container and are correspondingly connected with the conveying screw rod, the conveying screw rod is driven to rotate, meanwhile, the conveying blades are synchronously driven to rotate, and automatic material discharging through the conveying screw rod and the conveying blades is realized.
Specifically, the gear transmission structure may include a first gear and a second gear engaged with each other, wherein the first gear is connected to the driving motor, and the second gear is coaxially connected to the conveying shaft to drive the driving shaft to rotate by the driving motor.
In any of the above technical solutions, preferably, the method further includes: the material receiving box is arranged below the material discharging cavity in a matching mode and is constructed into an arch structure.
In the technical scheme, the material receiving box is arranged at the bottom of the material storage container and used for storing quantitative materials for cooking, the material storage container is connected with the material receiving box through the material discharging cavity, the safe discharge of the materials is realized, and the materials discharged into the material receiving box can be guided into the material washing container or the inner pot through the fan so as to further finish the cooking operation.
In any of the above technical solutions, preferably, the supporting portion is a side wall of the magazine.
An embodiment of the second aspect of the present invention provides a cooking appliance, including the material storage device in any one of the above technical solutions.
The cooking appliance provided by the embodiment of the second aspect of the present invention has all the above beneficial effects because the material storage device is provided in any one of the above technical solutions of the present invention, and details are not repeated herein.
In the above technical solution, preferably, the cooking appliance is an electric cooker, an electric pressure cooker, an electric stewpan, or an electric steamer.
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 shows a schematic structural view of a cooking appliance according to an embodiment of the present invention;
FIG. 2 shows a schematic structural view of section A-A of FIG. 1;
fig. 3 to 6 are schematic structural views illustrating a spherical impeller in the material storage device of fig. 2;
FIG. 7 illustrates a schematic top view of a material storage apparatus according to an embodiment of the present invention;
FIG. 8 shows a schematic structural view of the D-D section of FIG. 7;
FIG. 9 shows a schematic structural view of section E-E in FIG. 7;
FIGS. 10 and 11 are schematic structural views illustrating a cylindrical impeller in the material storage device of FIG. 8;
FIG. 12 illustrates an external schematic view of a material storage device according to another embodiment of the present invention;
FIG. 13 is a schematic view showing the internal structure of the material storage device of FIG. 12;
FIG. 14 shows a top view schematic of the material storage device of FIG. 12;
fig. 15 shows a side view of the cooking appliance of fig. 1.
Wherein, the correspondence between the reference numbers and the part names in fig. 1 to 15 is:
10 material storage devices, 102 material storage containers, 1022 discharge ports, 104 conveying impellers, 1024 discharge cavities, 1042 spherical impellers, 1042A petal-shaped straight plate blades, 1044 cylindrical impellers, 1044A rectangular straight plate blades, 106 conveying screws, 1062 first screws, 1064 connecting shafts, 1066 second screws, 108 driving devices, 1082 driving motors, 1084 gear transmission mechanisms, 1086 transmission shafts and 110 material receiving boxes.
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.
A material storage device according to some embodiments of the present invention is described below with reference to fig. 1-15.
The first embodiment is as follows:
as shown in fig. 1 and 2, a material storage apparatus 10 according to an embodiment of the present invention includes: the bottom of the storage container 102 is provided with a discharge port 1022 for discharging materials; the conveying shaft extends to the discharge port 1022 and is arranged at the bottom of the storage container 102, and the conveying shaft is assembled with a supporting part in the storage container 102 in a matching manner; and the conveying impeller 104 is arranged on the conveying shaft and at the discharge opening 1022, the conveying impeller 104 has a specified shape matched with the discharge opening 1022, wherein the conveying shaft drives the conveying impeller 104 to rotate so as to drive the material in the storage container 102 to be discharged from the discharge opening 1022, and when the conveying impeller stops rotating, the discharge opening 1022 can be closed through the conveying impeller 104 with the specified shape.
In this embodiment, a material outlet 1022 for outputting materials is provided on the bottom surface of the storage container 102, a conveying shaft and a conveying impeller 104 are correspondingly arranged above the material outlet 1022, the specified shape of the conveying impeller 104 is matched with the shape of the material outlet 1022, on one hand, the conveying shaft can be rotated to drive the conveying impeller 104 to rotate through rotation, so that peripheral materials are stirred through rotation of the conveying impeller 104 to be discharged from the material outlet 1022, on the other hand, when the conveying impeller 104 stops rotating, the conveying impeller 104 can also serve as a sealing member to seal the material outlet 1022, so that the materials are prevented from leaking out of the storage container 102 in a non-discharge state, compared with a pushing device in the prior art, a sealing bottom cover does not need to be separately arranged at the material outlet 1022, the sealing performance of the storage container 102 is improved, and further the use experience of a user is improved.
The conveying impeller 104 is disposed on the conveying shaft, and may be assembled on the conveying shaft by sleeving the conveying impeller 104, or may be integrally formed with the conveying shaft.
The conveying shaft can be an optical shaft or a threaded shaft, namely, the conveying shaft is provided with threads, and the threads rotate to drive materials to be conveyed to the discharge port 1022.
The profile of the conveying impeller 104 is matched with the discharge opening 1022, and may be the same as the profile of the conveying impeller 104 and the shape of the discharge opening 1022, and a projection of the conveying impeller 104 on a plane where the discharge opening 1022 is located has a minimum specified distance from the discharge opening 1022, and the minimum specified distance is smaller than the minimum outer diameter of the material, so as to ensure that the material does not flow out.
The designated shape may be spherical, cylindrical, conical, rectangular parallelepiped, etc.
The supporting part can set up on the lateral wall of storage container 102, also can set up on the diapire of storage container 102, can also set up in other positions, and when setting up on the lateral wall, the supporting part can be axle class spare, and when setting up on the diapire, the supporting part can be for buckling the piece.
The magazine 102 may be a cylindrical case or a polyhedral case.
In addition, the partial shape of the conveying impeller 104 is adapted to the material outlet 1022, so that the conveying impeller 104 can discharge the material and close the material outlet 104.
In addition, when the conveying impeller stops rotating, the conveying impeller can only stop at a preset designated position, for example, when two opposite blades of the impeller are in a horizontal position, the conveying impeller can also stop rotating at any position.
The material storage device 10 in the above embodiment provided by the present invention may further have the following additional technical features:
example two:
as shown in fig. 2 and 8, in the above embodiment, preferably, the method further includes: a discharge chamber 1024, formed by extending downwardly along the discharge opening 1022, an upper side wall of the discharge chamber 1024 is configured as a cambered or slanted side wall coaxial with the conveying impeller 104, so that the conveying impeller 104 is partially fittingly received in the discharge chamber 1024, wherein a plane of the discharge opening 1022 is lower than a plane of the conveying axis.
In this embodiment, the discharge cavity 1024 is formed by extending the discharge opening 1022 downward, and in the extending process, the discharge cavity 1024 may extend along a straight line to form an oblique sidewall or extend along a curved line to form an arc sidewall, and the upper portion of the conveying impeller 104 is accommodated in the storage container 102, so as to achieve toggle transmission of the material, the lower portion of the conveying impeller 104 is accommodated in the discharge cavity 1024 formed by enclosing the oblique sidewall or the arc sidewall, and when the upper portion sidewall is the arc sidewall, the arc sidewall and the conveying shaft are coaxially arranged, so as to achieve a sealing function of the discharge opening 1022 by using the three-dimensional conveying impeller 104.
By defining the level of the discharge opening 1022 below the level of the conveying shaft, the sinking height of the conveying impeller 104 relative to the discharge opening 1022 is defined, which on the one hand ensures a smooth installation of the conveying shaft in the magazine 102 and on the other hand defines the size of the discharge opening 1022 by adapting the contour of the conveying impeller 104 at the location of the discharge opening 1022 to the discharge opening 1022.
Additionally, the lower side walls of the discharge chamber 1024 may be vertically disposed or flared.
Example three:
in any of the above embodiments, preferably, the discharge opening 1022 and the conveying impeller 104 have an axial gap in the axial direction of the conveying impeller 104, and the axial gap is greater than 0 and less than or equal to 1.3 mm; the radial clearance between the outer side surface of the blade which is stopped close to the cambered side wall and the corresponding cambered side wall is greater than 0 and less than or equal to 1.3mm, so that the conveying impeller 104 closes the discharge opening 1022 when stopping rotating; or the minimum radial clearance between the outer lateral surface of the blade resting close to the oblique lateral wall and the corresponding cambered lateral wall, is greater than 0 and less than or equal to 1.3mm, so that the conveying impeller 104 closes the discharge opening 1022 when it stops rotating.
In this embodiment, the clearance between discharge gate 1022 and the discharge chamber 1024 that is connected with discharge gate 1022 and the conveying impeller 104 includes axial clearance and radial clearance to be provided with the intelligent electric rice cooker in this embodiment as an example, the material of storage is the rice in storage container 102, all inject axial clearance and radial clearance for being greater than 0 and being less than or equal to 1.3mm, on the one hand, guaranteed to convey impeller 104 and be in the normal rotation of discharge gate 1022 department to the compactedness that conveying impeller 104 set up has been guaranteed, on the other hand, guaranteed that the rice can not leak from discharge gate 1022, thereby further promoted user's use and experienced.
Wherein the above-mentioned clearance is limited to rice and other materials with an outer diameter larger than that of rice, such as beans, corn kernels and the like.
Example four:
as shown in fig. 3 to 6, and fig. 10 and 11, in any of the above embodiments, preferably, the conveying impeller includes: the wheel column is fixedly sleeved on the conveying shaft; the blades are uniformly distributed on the wheel post in a radial mode along the circumferential direction of the wheel post, wherein the number of the blades is larger than or equal to 6.
In the embodiment, the conveying impeller comprises a wheel column and a plurality of blades circumferentially distributed on the wheel column, and the wheel column is fixedly sleeved on the conveying shaft, when the conveying shaft rotates, the conveying impeller 104 is driven to rotate synchronously, and as the conveying impeller 104 is formed by combining a plurality of straight blades, on one hand, a gap space is formed between two adjacent blades, after the gap space is filled with the materials, the blades rotate to convey the materials in the gap space from top to bottom, so as to be discharged from the discharge port 1022, the synchronous output of the materials along the horizontal direction and the longitudinal direction is realized, on the other hand, the vanes in the discharge opening 1022 or in the discharge chamber 1024 form a closed structure when the conveying impeller 104 stops rotating, so that the discharge opening 1022 is closed, which, on the one hand, by defining the number of vanes to be greater than or equal to 6, the tightness of the discharge opening 1022 is further ensured.
Wherein, wheel post fixed cover is established on carrying the axle, can realize through interference fit, also can realize through setting up spacing groove on the wheel post, sets up spacing muscle cooperation on carrying the axle.
As shown in fig. 6 and 10, the number of the blades is preferably 8.
Example five:
as shown in fig. 2 to 6, in any of the above embodiments, preferably, the blade is a straight plate blade 1042A in a petal shape to configure the prescribed shape to a spherical shape; the discharge opening 1022 is configured as a circular discharge opening 1022 that conforms to the contour of the impeller.
In this embodiment, the impeller is configured to be spherical, that is, the designated shape is spherical, and the blades are straight blade 1042A shaped like a petal, so that the material in the storage container 102 cannot slide out no matter where the rotating blades stop, and the corresponding discharge opening 1022 is set to be a circular discharge opening 1022, so that the spherical conveying impeller 104 realizes the discharge function when in operation, and realizes the sealing function when in non-operation.
Alternatively, the impeller may be formed in an ellipsoidal shape, and the corresponding discharge port 1022 may be an elliptical discharge port 1022.
Specifically, where the delivery impeller 104 is a ball impeller 1042, the axial sidewall of the discharge chamber 1024 is configured as a curved or slanted straight surface that mates with a corresponding surface of the ball impeller 1042.
Example six:
as shown in fig. 7 to 11, in any of the above embodiments, preferably, the blades are rectangular straight plate blades 1044A to configure the designated shape as a cylindrical impeller 1044; the discharge port 1022 is a rectangular discharge port 1022 that is fitted to the profile of the cylindrical impeller 1044.
In this embodiment, the impeller is configured to be cylindrical, that is, the designated shape is cylindrical, and the blades are straight blade vanes 1042A shaped like petals, so that the material in the storage container 102 cannot slide out no matter where the rotating blades stop, and the corresponding discharge openings 1022 are set to be rectangular discharge openings 1022, so that the cylindrical conveying impeller 104 realizes the discharge function when in operation, and realizes the sealing function when in non-operation, and compared with the spherical impeller 1042, the cylindrical impeller 1044 is lower in preparation cost.
Specifically, when the conveying impeller 104 is a cylindrical impeller 1044, two end faces of the impeller are flat, and the axial sidewall of the discharge chamber 1024 is configured as a vertical inclined straight surface matching with a corresponding surface of the cylindrical impeller 1044.
Example seven:
as shown in fig. 8, in any of the above embodiments, preferably, the conveying shaft is a conveying screw 106, the conveying screw 106 includes a first screw 1062, a connecting shaft 1064 and a second screw 1066 which are connected in sequence, an outer end of the first screw 1062 is connected to an inner wall of one side of the storage container 102, and an outer end of the second screw 1066 is connected to an inner wall of the other side of the storage container 102; the wheel post is provided with an axial through hole, the conveying impeller is fixedly sleeved on the connecting shaft 1064 through the matching of the connecting shaft 1064 and the axial through hole so as to be driven by the conveying screw 106 to rotate, wherein the thread direction of the second screw 1066 is opposite to that of the first screw 1062.
In this embodiment, the conveying screw 106 is formed by fixedly assembling a first screw 1062, a connecting shaft 1064 and a second screw 1066 in an end-to-end connection manner, and the first screw 1062 and the second screw 1066 are provided with reverse threads, so that when the conveying screw 106 is driven by the driving device 108, the first screw 1062 and the second screw 1066 can respectively and synchronously push the material at the outer ends to the discharge port 1022, on one hand, compared with a scheme of implementing discharge of the material by using gravity, no local residue of the material in the storage container 102 can be realized, thereby avoiding the problem of overall quality reduction of the material in the storage container 102 caused by deterioration of the residual material, on the other hand, by pushing the material at the bottom position in the storage container 102 to the discharge port 1022 for discharge by using the material pushing screw, the material with a long storage time at the bottom of the storage container 102 can be preferentially discharged, so realize updating the material in the storage container 102 according to time sequence, promote the whole quality of material in the storage container 102, on the one hand again, compare with setting up alone and carrying impeller 104, the efficiency that the material was discharged is higher.
Specifically, first screw 1062, second screw 1066 and connecting axle 1064 can be integrated into one piece structure, what the conveying impeller 104 corresponded this moment is the equipment blade that is formed by the combination suit of first semicircle blade portion and second semicircle blade portion, integrated into one piece's screw strides discharge gate 1022, and set up the opposite direction of turning of the screw thread that is located discharge gate 1022 both sides relatively on the screw, like this, utilize a motor drive screw to rotate, can make the screw drive be located the rice material of discharge gate 1022 both sides and assemble to discharge gate 1022 position, so the design can be under the prerequisite of guaranteeing to rice material drive efficiency, effectively save the motor quantity, retrench product component parts, reduce product cost.
When the first screw 1062, the second screw 1066, and the connecting shaft 1064 are assembled, the conveying impeller 104 is formed integrally.
Example eight:
as shown in fig. 12 to 15, in any of the above embodiments, preferably, the supporting portion is a driving shaft 1086 disposed on a side wall of the storage container 102, and the material storage device 10 further includes: the driving device 108 is arranged outside the storage container 102 and drives the storage container to comprise a driving motor 1082 and a gear transmission mechanism 1084 connected with the driving motor 1082; a mounting hole is formed in one end of the material storage container 102, which is fixed to the conveying shaft, of the transmission shaft 1086, and the transmission shaft 1086 penetrates through the mounting hole, so that one end of the transmission shaft 1086 is connected to the conveying shaft, and the other end of the transmission shaft 1086 is connected to the gear transmission mechanism 1084.
In this embodiment, the gear mechanism 1084 and the driving motor 1082 are respectively disposed on the outer side of the storage container 102 and correspondingly connected to the conveying screw 106, so that the conveying screw 106 is driven to rotate and the conveying blades are synchronously driven to rotate, thereby achieving automatic discharging through the conveying screw 106 and the conveying blades.
Specifically, the gear transmission structure may include a first gear and a second gear that are engaged with each other, wherein the first gear is connected to the driving motor 1082, and the second gear is coaxially connected to the feeding shaft to rotate the driving shaft by the driving motor 1082.
Example nine:
as shown in fig. 8, 9 and 13, in any of the above embodiments, it is preferable that the method further includes: the material receiving box 110 is arranged below the material discharging cavity 1024 in a matching mode, and the material receiving box 110 is in an arch structure.
In this embodiment, by providing a material receiving box 110 at the bottom of material storage container 102, wherein material receiving box 110 is used for storing a certain amount of material for cooking, material storage container 102 is connected to material receiving box 110 through material discharge cavity 1024, so that safe discharge of material is realized, and the material discharged into material receiving box 110 can be guided into a material washing container or an inner pot through a fan to further complete cooking operation.
As shown in fig. 1, a cooking appliance according to an embodiment of the present invention includes a material storage device 10 as described in any of the above embodiments.
According to the cooking appliance provided by the embodiment of the present invention, since the material storage device 10 described in any one of the above embodiments of the present invention is provided, all the above beneficial effects are achieved, and details are not described herein again.
In the above embodiments, preferably, the cooking appliance is an electric cooker, an electric pressure cooker, an electric stewpan, or an electric steamer.
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 is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to 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 (10)
1. A material storage device, comprising:
the bottom of the storage container is provided with a discharge hole for discharging materials;
the conveying shaft extends to the discharge port and is arranged at the bottom of the material storage container, and the conveying shaft is assembled with the supporting part in the container in a matching manner; the conveying shaft is a conveying screw rod, the conveying screw rod comprises a first screw rod, a connecting shaft and a second screw rod which are sequentially connected, the outer end of the first screw rod is connected to the inner wall of one side of the material storage container, and the outer end of the second screw rod is connected to the inner wall of the other side of the material storage container; the second screw rod and the first screw rod are arranged in a reverse thread direction;
the conveying impeller is arranged on the conveying shaft and at the discharge port, the conveying impeller has a designated shape matched with the discharge port,
the conveying shaft drives the conveying impeller to rotate so as to drive the materials in the material storage container to be discharged from the material outlet, and when the conveying impeller stops rotating, the material outlet can be sealed through the conveying impeller in the specified shape.
2. The material storage device of claim 1, further comprising:
a discharge chamber formed by extending downward along the discharge opening, an upper side wall of the discharge chamber being configured as an oblique side wall or a cambered side wall coaxial with the conveying impeller so that the conveying impeller is partially accommodated in the discharge chamber in a matching manner,
wherein, the plane of discharge gate place is lower than the plane of carrying the axle place.
3. The material storage device of claim 2,
the discharge port and the conveying impeller are provided with an axial gap in the axial direction of the conveying impeller, and the axial gap is larger than 0 and smaller than or equal to 1.3 mm;
the radial direction between the outer side surface of the blade of the conveying impeller, which is stopped close to the cambered surface side wall, and the corresponding cambered surface side wall is more than 0 and the gap is less than or equal to 1.3mm, so that the conveying impeller seals the discharge port when stopping rotating; or
And the minimum radial clearance between the outer side surface of the blade of the conveying impeller, which is stopped close to the oblique side wall, and the corresponding cambered side wall is larger than 0 and smaller than or equal to 1.3mm, so that the conveying impeller seals the discharge port when stopping rotating.
4. The material storage device of claim 3, wherein the conveyor impeller comprises:
the wheel column is fixedly sleeved on the conveying shaft;
a plurality of blades which are uniformly distributed on the wheel post in a radial shape along the circumferential direction of the wheel post,
wherein the number of the blades is greater than or equal to 6.
5. The material storage device of claim 4,
the blade is a petal-shaped straight plate blade to configure the designated shape into a spherical shape;
the discharge opening is configured as a circular discharge opening adapted to the contour of the impeller.
6. The material storage device of claim 4,
the blades are rectangular straight plate blades so as to construct the specified shape into a cylindrical impeller;
the discharge opening is a rectangular discharge opening matched with the profile direction of the cylindrical impeller.
7. Material storage device according to claim 5 or 6,
the wheel post is provided with an axial through hole, and the conveying impeller is fixedly sleeved on the connecting shaft through the matching of the connecting shaft and the axial through hole so as to be driven by the conveying screw to rotate.
8. Material storage device according to any one of claims 1 to 6,
the supporting part is a transmission shaft arranged on the side wall of the material storage container;
the material storage device further comprises: the driving device is arranged at the outer side of the material storage container,
the driving device includes: the gear transmission mechanism is connected with the driving motor;
the driving device further includes: the transmission shaft, the last fixed one end of carrying the axle of storage container has seted up the mounting hole, the transmission shaft runs through the mounting hole, so that the one end of transmission shaft is connected to carry the axle, with the other end of transmission shaft is connected to gear drive.
9. The material storage device of any one of claims 2 to 6, further comprising:
the material receiving box is arranged below the material discharging cavity in a matched mode and is constructed into an arch structure.
10. A cooking appliance comprising a material storage device as claimed in any one of claims 1 to 9,
wherein the cooking utensil is an electric cooker, an electric pressure cooker, an electric stewpan, an electric steamer or a soybean milk machine.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711002944.2A CN109691914B (en) | 2017-10-24 | 2017-10-24 | Material storage device and cooking utensil |
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| CN201711002944.2A CN109691914B (en) | 2017-10-24 | 2017-10-24 | Material storage device and cooking utensil |
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| CN109691914A CN109691914A (en) | 2019-04-30 |
| CN109691914B true CN109691914B (en) | 2022-03-22 |
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| CN106136978B (en) * | 2016-06-24 | 2018-10-12 | 青岛海尔股份有限公司 | Quantitative distributing device and refrigerator with it |
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| GB2178397A (en) * | 1985-08-02 | 1987-02-11 | Meliconi Srl | Volume-batching implement for powder products, grains or beans such as flour, rice or coffee |
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| CN109691914A (en) | 2019-04-30 |
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