CN109645854B - Material cleaning device and cooking utensil - Google Patents
Material cleaning device and cooking utensil Download PDFInfo
- Publication number
- CN109645854B CN109645854B CN201710940018.3A CN201710940018A CN109645854B CN 109645854 B CN109645854 B CN 109645854B CN 201710940018 A CN201710940018 A CN 201710940018A CN 109645854 B CN109645854 B CN 109645854B
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- material washing
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- 239000000463 material Substances 0.000 title claims abstract description 189
- 238000004140 cleaning Methods 0.000 title claims abstract description 39
- 238000010411 cooking Methods 0.000 title claims abstract description 13
- 238000005406 washing Methods 0.000 claims abstract description 118
- 230000007704 transition Effects 0.000 claims description 6
- 244000068988 Glycine max Species 0.000 claims description 3
- 235000010469 Glycine max Nutrition 0.000 claims description 3
- 239000008267 milk Substances 0.000 claims description 3
- 210000004080 milk Anatomy 0.000 claims description 3
- 235000013336 milk Nutrition 0.000 claims description 3
- 235000013547 stew Nutrition 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 10
- 230000008569 process Effects 0.000 abstract description 8
- 238000003756 stirring Methods 0.000 abstract description 5
- 239000007788 liquid Substances 0.000 description 17
- 238000007599 discharging Methods 0.000 description 12
- 241000209094 Oryza Species 0.000 description 6
- 235000007164 Oryza sativa Nutrition 0.000 description 6
- 235000009566 rice Nutrition 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 230000009471 action Effects 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000007664 blowing Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
Classifications
-
- 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
- A47J43/00—Implements for preparing or holding food, not provided for in other groups of this subclass
- A47J43/04—Machines for domestic use not covered elsewhere, e.g. for grinding, mixing, stirring, kneading, emulsifying, whipping or beating foodstuffs, e.g. power-driven
- A47J43/07—Parts or details, e.g. mixing tools, whipping tools
-
- 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
- A47J36/00—Parts, details or accessories of cooking-vessels
-
- 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
- A47J43/00—Implements for preparing or holding food, not provided for in other groups of this subclass
- A47J43/24—Devices for washing vegetables or the like
Landscapes
- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Mechanical Engineering (AREA)
- Cleaning By Liquid Or Steam (AREA)
Abstract
The invention provides a material cleaning device and a cooking utensil, wherein the material cleaning device comprises: the side wall of the material washing cavity is provided with at least one lateral opening; one end of the air inlet pipe is correspondingly connected to the lateral opening so as to form an air inlet for supplying air to the material washing cavity in the connecting area; the discharge hole is formed by encircling the bottom outline of the side wall of the material washing cavity, wherein the sum of the cross sections of at least one air inlet is S, when the wind speed at the air inlet is v, 30 xS is less than or equal to v and less than or equal to 200 xS, and the unit of S is mm 2 V is in mm/s. According to the technical scheme, on one hand, the automatic cleaning function of materials is realized, on the other hand, through inputting air flow, a stirring device is not required to be arranged at the bottom, after cleaning is finished, the materials are discharged through the discharge hole arranged at the bottom, and the whole control process is convenient to realize.
Description
Technical Field
The invention relates to the field of household appliances, in particular to a material cleaning device and a cooking appliance.
Background
Along with the intelligent level of domestic appliance is higher and higher, produced full automatization intelligent rice cooker on traditional electric rice cooker's basis, wherein, adopt material belt cleaning device to realize the self-cleaning and the automatic pot that go down of material, on the one hand, need cooperate other subassembly assemblies of rice cooker to make the overall structure of rice cooker compacter, on the other hand, material belt cleaning device need carry out the washing that the disturbance realized the material to liquid, current material belt cleaning device realizes the disturbance operation of liquid through setting up stirring device, still has following defect:
the stirring device occupies the inner space of the material washing cavity and is inconvenient to discharge materials when arranged at the bottom.
Disclosure of Invention
In order to solve at least one of the above problems, an object of the present invention is to provide a material cleaning 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 cleaning device, including: the side wall of the material washing cavity is provided with at least one lateral opening; one end of the air inlet pipe is correspondingly connected to the lateral opening so as to form an air inlet for supplying air to the material washing cavity in the connecting area; the discharge hole is formed by encircling the bottom outline of the side wall of the material washing cavity, wherein the sum of the cross sections of at least one air inlet is S, when the wind speed at the air inlet is v, 30 xS is less than or equal to v and less than or equal to 200 xS, and the unit of S is mm 2 V is in mm/s.
In this technical scheme, offer at least one side direction opening on the lateral wall of washing the material chamber, with corresponding setting up the air-supply line, when carrying out material cleaning operation and material and discharging the operation, through the air-supply line air inlet, realize the drive to material cleaning and emission, after wasing, accomplish the material and discharge through the discharge gate of seting up in washing the material chamber bottom, through limiting the cross-sectional area of air intake, namely the correspondence between air inlet area and the air inlet wind speed, after getting into washing the material chamber through air-supply line and air intake, can provide sufficient driving force to washing material liquid and material, and then make the material liquid mixture form the vortex when the material washs, on the one hand, realized the self-cleaning function of material, on the other hand, through the input air current, do not need to set up stirring device in the bottom, after wasing, discharge gate through setting up in the bottom discharges, whole control process is convenient to realize.
When the air inlets are multiple, the air inlets can be arranged on the same horizontal plane or different horizontal planes.
When the number of air inlet pipes is a plurality of, the sum of the areas of the plurality of air inlets is S, s=s1+s2+). Sn, n is the number of air inlet pipes, wherein the areas of the plurality of air inlets may be the same or different.
In addition, a relationship between a cross-sectional area of the duct inlet and a wind speed of the duct inlet, or a relationship between a cross-sectional area of any place in the duct of the air inlet duct and a wind speed at that place may be defined to provide a sufficient driving force.
Wherein, form the air intake to the material chamber air supply of washing at the connection region, can include following setting up mode: (1) The air inlet pipe is smoothly connected to the lateral opening, and no shielding object exists in the connecting area of the air inlet pipe; (2) The cross section area of the pipeline outlet of the air inlet pipe is larger than the area of the lateral opening; (3) A shielding film is arranged in a connecting area of the air inlet pipe, and a plurality of holes are formed in the shielding film and used as air inlets for supplying air to the material washing cavity.
The material cleaning device provided in the above embodiment of the present invention may further have the following additional technical features:
in the above technical scheme, preferably, the cavity volume of the material washing cavity is V, wherein 0.0005 XV.ltoreq.S.ltoreq.0.02 XV, and S is in mm 2 V is in mm 3 。
In this technical scheme, through the relation between limiting the volume of washing the material chamber and the cross-sectional area of air intake, namely when the volume of washing the material chamber is confirmed, can confirm the air intake area according to the volume of washing the material chamber, and then confirm the air intake area of air intake, and have the air-supply line of this air intake area, combine the setting angle of air intake area and air-supply line, confirm the cross-sectional area of air-supply line, and then confirm the specification of air-supply line, combine the relation between air intake area and the wind speed, guarantee to carry sufficient wind energy to washing the material intracavity, form the vortex when the material washs, or discharge from the discharge gate with the form of vortex when the material discharges, and then promote washs and discharge efficiency, promote user's use experience.
Wherein S is more than or equal to 0.0005 XV and less than or equal to 0.02 XV, and the volume of the material washing cavity is 0.5X 10 in mm length 9 mm 3 When the corresponding air inlet area is more than or equal to 2.5X10 5 mm 2 And less than or equal to 1X 10 7 mm 3 。
In any of the above embodiments, preferably, 5 m/s.ltoreq.v.ltoreq.60 m/s.
In the technical scheme, after the area of the air inlet and the volume of the material washing cavity are limited, the wind speed range is determined, v is not less than 5m/s and not more than 60m/s, (namely, v is not less than 5000mm/s and not more than 60000 mm/s), on one hand, the vortex is formed by conveying air flow in the material washing device with the area of the air inlet and the volume of the material washing cavity, so that material washing and material discharging are smoothly carried out, and on the other hand, the waste of excessive wind energy is avoided by limiting the wind speed range.
In any of the above technical solutions, preferably, the air inlet pipe is configured as an air inlet straight pipe, an included angle α is formed between the air inlet pipe and a plane where the air inlet is located, wherein α is greater than or equal to 0 ° and less than or equal to 45 °, and when α=0°, the air inlet pipe is tangential to a side wall of the material washing cavity.
In the technical scheme, the air inlet pipe is constructed into the straight pipe, namely, the minimum path is arranged between the pipeline inlet and the air inlet, so that the wind energy loss is reduced, and the included angle alpha is limited between the plane of the air inlet pipe and the plane of the air inlet, and is more than or equal to 0 degree and less than or equal to 45 degrees, so that the formation of vortex is ensured, wherein the smaller alpha is, the smaller the corresponding wind speed is, and the larger alpha is, the larger the corresponding wind speed is.
When the air inlet pipe is tangent to the side wall of the material washing cavity, the air inlet pipe and the side wall of the material washing cavity are tangent, so that the air outlet direction of the air inlet pipe is tangent to the side wall of the material washing cavity, and after the air flow is discharged into the material washing cavity through the air inlet, the air flow can flow along the side wall of the material washing cavity, so that the liquid is driven to flow circumferentially, the disturbance efficiency is maximized, and the cleaning effect of materials is improved.
In any of the above technical solutions, preferably, the other end of the air inlet pipe is a pipe inlet, an upper contour line of the air inlet pipe is arranged between the highest position of the pipe inlet and the highest position of the air inlet, a lower contour line of the air inlet pipe is arranged between the lowest position of the pipe inlet and the lowest position of the air inlet, the upper contour line forms a first guiding included angle with the horizontal direction, and the lower contour line forms a second guiding included angle with the horizontal direction, wherein the first guiding included angle is greater than or equal to 15 ° and less than or equal to 60 °, and the second guiding included angle is greater than or equal to 15 ° and less than or equal to 60 °.
In the technical scheme, the air inlet pipe inclines downwards to form a guide included angle with the horizontal direction, the rotary air flow of the rotary flow field formed after the air flow enters the material washing cavity through the air inlet pipe gradually downwards, materials in the material washing device are convenient to gradually converge downwards under the action of the rotary air flow, and then the materials are discharged out of the air outlet, specifically, the guide included angle is larger than or equal to 15 degrees and smaller than or equal to 60 degrees, the guide included angle changes within the range, the air flow led into the material washing cavity can be fully utilized, and the disturbance effect of the air flow on liquid is further promoted.
The air inlet pipe can be arranged from the pipeline inlet to the air inlet in a gradually increasing mode or in a gradually decreasing mode.
In any of the above embodiments, the pipeline inlet is preferably a circular inlet, an elliptical inlet or a polygonal inlet.
In the technical scheme, the inlet of the air inlet pipe is circular, oval or polygonal, the inlet shape is regular and is convenient to process and manufacture, the inlet shape of the air inlet pipe can be selected according to a connected air supply device, the inlet with multiple shapes is provided, the adaptability is high, a pipeline of the air inlet pipe is constructed to be a smooth transition pipeline structure from the pipeline inlet to the air inlet, when the air inlet is of a flat structure, the long axis direction of the oval inlet corresponds to the flat outlet when the inlet of the air inlet pipe is of the oval inlet, the smooth transition enables air flow to have smoother fluidity in the air inlet pipe, the air flow gradually gathers into flat air outlet through the air inlet pipe, the flat air outlet is convenient to flow along the inner side wall of the material washing cavity, and a rotating flow field can be formed in the material washing cavity better.
In any of the above embodiments, preferably, the method further includes: the air flow detector is arranged at the air outlet and is used for detecting the air speed of the air outlet; and the controller is connected to the airflow detector and is used for adjusting the wind speed of the fan to v.
In the technical scheme, an air flow detector is arranged at an air outlet to detect the air speed of the air outlet, the detected value is fed back to a controller, the controller determines whether the air speed is within a reasonable range or not according to the feedback value of the air flow detector, namely, whether v is less than or equal to 5m/s and less than or equal to 60m/s or not, and when the air speed is not within the range, the controller controls a fan to adjust so as to execute air speed adjustment, so that smooth execution of material cleaning operation and material discharging operation is ensured.
In any one of the above-described aspects, preferably, the horizontal cross section of the wash chamber is configured in a plane shape symmetrical about a specified symmetry center; when the air inlets are multiple, the air inlets are arranged at the same height position, the air inlets are uniformly arranged around the designated symmetrical center, and the air inlet pipes are respectively and correspondingly connected to the air inlets around the same direction, so that air flows entering from the air inlets are converged to form vortex.
In this technical scheme, when the quantity of air-supply line is a plurality of, the air-supply line has faster air velocity in washing the material intracavity, the material is discharged through material belt cleaning device and is had higher efficiency, a plurality of air-supply lines are along circumference even distribution on washing the lateral wall in material chamber for the air-supply line that gets into washing the material chamber is in washing the inside evenly distributed everywhere of material chamber, the air-supply line gets into washing the material chamber through a plurality of air-supply lines, the air-supply line rotation direction is the same, under the combined action of multiunit air-supply line, the liquid in the washing material chamber forms the vortex, the vortex drives the material and carries out rotary motion, thereby realize the function of washing the material fast.
Specifically, the number of the air inlet pipes is preferably even, and the planes of the air inlet pipes along the upper end and the lower end of the side wall of the material washing cavity are the same plane.
The air inlets of each air inlet pipe are identical in area with the air inlets at the connecting positions of the air inlets, si is adopted, S=Si×n is an even number, and a pair of air inlet pipes are symmetrically arranged relative to a designated center.
In any of the above technical solutions, preferably, the material washing cavity includes a first cavity and a second cavity which are mutually communicated from top to bottom, the first cavity is configured into a straight barrel structure, an upper end opening of the second cavity is in smooth transition connection with a lower end opening of the first cavity, a side wall of the second cavity is in smooth inward shrinkage relative to a side wall of the first cavity while extending downwards, wherein the air inlet pipe is arranged on the side wall of the first cavity, and the discharge port is formed by encircling a bottom contour of the side wall of the second cavity.
In this technical scheme, wash the material chamber and divide into first cavity and the second cavity of upper and lower intercommunication, the material gets into the material chamber of washing through the entry of first cavity, discharge the material chamber of washing through the discharge gate of second cavity, through being constructed into straight barrel structure with first cavity, on the one hand, can have great capacity, on the other hand, the air current can be respectively horizontal and downward drive liquid flow along the lateral wall after getting into the material intracavity through the opening on the first cavity, and then form rotatory vortex, inwards smooth shrink when extending downwards for the lateral wall of first cavity through the lateral wall of second cavity, the material of conveniently wasing is discharged by the discharge gate of bottom.
Wherein, wash the material chamber and enclose the lid that closes on blowing rice box through washing the magazine and closing and form, the upper end is sealed, prevents that material and liquid from splashing in the cleaning process to the sum of the volume of first cavity and second cavity is V.
Specifically, the cylindrical structure formed by the first cavity has the same horizontal section shape from top to bottom, and the inner wall of the second cavity can be formed into a concave surface, a planar cone shape, a convex surface or a combination of the concave surface, the plane surface and the convex surface in the construction process that the second cavity is smoothly contracted inwards while extending downwards.
The technical scheme of the second aspect of the invention provides a cooking appliance, which comprises: the material cleaning device in any one of the first aspects of the present invention. Wherein the cooking utensil is an electric cooker, an electric pressure cooker, an electric stewpot, an electric steamer or a soybean milk machine.
In the technical scheme, the cooking utensil comprises the material cleaning device in any one of the technical scheme, so the material cleaning device has all the beneficial effects of any one of the technical scheme.
Additional aspects and advantages of the invention will be set forth in part in the description which follows, or may be learned by practice of the invention.
Drawings
The foregoing and/or additional aspects and advantages of the invention 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 shows a schematic structural view of a material cleaning apparatus according to an embodiment of the present invention;
FIG. 2 is a schematic cross-sectional structure of a material washing apparatus according to an embodiment of the present invention;
FIG. 3 is a schematic cross-sectional structure of a material washing apparatus according to another embodiment of the present invention;
fig. 4 is a schematic cross-sectional structure of a material washing apparatus according to another embodiment of the present invention.
The correspondence between the reference numerals and the component names in fig. 1 to 4 is:
102 material washing cavity, 1022 air inlet, 104 air inlet pipe, 1042 air inlet, 1044 pipeline inlet, 1046 upper contour line, 1048 lower contour line, 106 discharge port, 1024 first cavity, 1026 second cavity.
Detailed Description
In order that the above-recited objects, features and advantages of the present invention will be more clearly understood, a more particular description of the invention will be rendered by reference to the appended drawings and appended detailed description. It should be noted that, in the case of no conflict, the embodiments of the present application and the 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 invention, however, the present invention may be practiced in other ways than those described herein, and therefore the scope of the present invention is not limited to the specific embodiments disclosed below.
A material washing apparatus according to some embodiments of the present invention is described below with reference to fig. 1 to 4.
Embodiment one:
as shown in fig. 1 and 2, a material cleaning apparatus according to an embodiment of the present invention includes: the material washing cavity 102, at least one lateral opening 1022 is arranged on the side wall of the material washing cavity 102; at least one air inlet pipe 104, one end of the air inlet pipe 104 is correspondingly connected to the lateral opening 1022 to form an air inlet 1042 for supplying air to the material washing cavity in the connection area; the discharge hole 106 is formed by surrounding the bottom outline of the side wall of the material washing cavity 102, wherein the sum of the cross sections of at least one air inlet 1042 is S, when the air speed at the air inlet 1042 is v, 30 xS is less than or equal to v is less than or equal to 200 xS, and the unit of S is mm 2 V is in mm/s.
In this embodiment, at least one lateral opening 1022 is formed on a side wall of the material washing cavity 102 to correspondingly provide an air inlet pipe 104, when a material washing operation and a material discharging operation are performed, air is introduced through the air inlet pipe 104, driving of material washing and discharging is achieved, after the material is washed, the material discharging is completed through a discharging hole 106 formed in the bottom of the material washing cavity 102, through limiting an air inlet area at a connection position of the air inlet 1042 and the lateral opening 1022, namely, a corresponding relation between the air inlet area and the air inlet speed, after the material washing liquid and the material enter the material washing cavity 102 through the air inlet pipe 104 and the lateral opening 1022, sufficient driving force can be provided for the material washing liquid and the material, and then a vortex is formed by the mixture of the material liquid during material washing, on one hand, an automatic material washing function is achieved, on the other hand, through the input air flow, no stirring device is required to be arranged at the bottom, after the washing is completed, the whole control process is conveniently achieved through the discharging hole 106 formed in the bottom.
The lateral openings 1022 may be disposed on the same horizontal plane or on different horizontal planes.
When the number of the air inlet pipes 104 is plural, the sum of the areas of the plural air inlets is S, s=s1+s2+). Sn, n is the number of the air inlet pipes 104, where the areas of the plural air inlets may be the same or different.
A relationship between the cross-sectional area of the duct inlet 1044 and the wind speed of the duct inlet 1044, or a relationship between the cross-sectional area of any place in the duct of the air inlet duct 104 and the wind speed thereat may also be defined to provide a sufficient driving force.
Wherein, the air inlet 1042 for supplying air to the material washing cavity is formed in the connection area, which may include the following arrangement modes: (1) The air inlet duct 104 is smoothly connected to the lateral opening 1022, and there is no shielding in the connection area of the air inlet duct 104; (2) The cross-sectional area at the duct outlet of the air inlet duct 104 is larger than the area of the lateral opening 1022; (3) A shielding film is arranged in the connection area of the air inlet pipe 104, and a plurality of holes are formed in the shielding film as an air inlet 1042 for supplying air to the material washing cavity.
In addition, the material cleaning device provided in the above embodiment of the present invention may further have the following additional technical features:
embodiment two:
in the above embodiment, the cavity volume of the wash chamber 102 is preferably V, wherein 0.0005 XV.ltoreq.S.ltoreq.0.02 XV, S being in mm 2 V is in mm 3 。
In this embodiment, by defining the relationship between the volume of the material washing chamber 102 and the cross-sectional area of the air inlet 1042, that is, when the volume of the material washing chamber 102 is determined, the air inlet area can be determined according to the volume of the material washing chamber 102, and then the air inlet area of the lateral opening 1022, and the air inlet pipe 104 with the air inlet area, the cross-sectional area of the air inlet pipe 104 is determined in combination with the setting angle of the air inlet area and the air inlet pipe 104, and then the specification of the air inlet pipe 104 is determined, and in combination with the relationship between the air inlet area and the wind speed, sufficient wind energy is ensured to be delivered into the material washing chamber 102, so that vortex is formed during material washing, or the wind energy is discharged from the discharge port 106 in the form of vortex during material discharging, and then the washing and discharging efficiency is improved, and the use experience of users is improved.
Wherein S is more than or equal to 0.0005 XV and less than or equal to 0.02 XV, and the volume of the material washing cavity 102 is more than or equal to 0.5×10 in mm length 9 mm 3 When the corresponding air inlet area is more than or equal to 2.5X10 5 mm 2 And less than or equal to 1X 10 7 mm 3 。
Embodiment III:
in any of the above embodiments, preferably, 5 m/s.ltoreq.v.ltoreq.60 m/s.
In the embodiment, after the air inlet area and the volume of the material washing cavity 102 are defined, by determining the air speed range, v is more than or equal to 5m/s and less than or equal to 60m/s (i.e. v is more than or equal to 5000mm/s and less than or equal to 60000 mm/s), on one hand, the vortex is formed by conveying air flow in the material washing device with the specified air inlet area and the specified volume of the material washing cavity 102, so that material washing and material discharging can be smoothly performed, and on the other hand, by limiting the air speed range, excessive waste of wind energy is avoided.
Embodiment four:
in any of the above embodiments, the air inlet pipe 104 is preferably configured as an air inlet straight pipe, and an included angle α is formed between the air inlet pipe 104 and a plane of the lateral opening 1022, wherein α is greater than or equal to 0 ° and less than or equal to 45 °, and when α is greater than or equal to 0 °, the air inlet pipe 104 is tangential to a side wall of the material washing cavity 102.
In this embodiment, by configuring the air inlet duct 104 as a straight tube, i.e. with a minimal path between the duct inlet 1044 and the air inlet 1042, it is advantageous to reduce wind energy losses, and by defining an angle α between the air inlet duct 104 and the plane of the lateral opening 1022, 0 ° or more α or less 45 °, the formation of vortices is ensured, wherein the smaller α corresponds to a smaller wind speed and the larger α corresponds to a larger wind speed.
When the air inlet pipe 104 is tangential to the side wall of the material washing cavity 102, the air outlet direction of the air inlet pipe 104 is tangential to the side wall of the material washing cavity 102 by arranging the air inlet pipe 104 and the side wall of the material washing cavity 102 in a tangential manner, and air flow is discharged into the material washing cavity 102 through the air inlet 1042 and then can flow along the side wall of the material washing cavity 102, so that liquid is driven to flow circumferentially, the disturbance efficiency is maximized, and the cleaning effect of materials is improved.
Fifth embodiment:
as shown in fig. 3, in any of the above embodiments, preferably, the other end of the air inlet pipe 104 is a pipe inlet 1044, an upper contour line 1046 of the air inlet pipe 104 is disposed between the highest position of the pipe inlet 1044 and the highest position of the air inlet 1042, a lower contour line 1048 of the air inlet pipe 104 is disposed between the lowest position of the pipe inlet 1044 and the lowest position of the air inlet 1042, the upper contour line 1046 forms a first guiding angle β with the horizontal direction, the lower contour line 1048 forms a second guiding angle γ with the horizontal direction, and the first guiding angle β is greater than or equal to 15 ° and less than or equal to 60 °, and the second guiding angle γ is greater than or equal to 15 ° and less than or equal to 60 °.
In this embodiment, the air inlet pipe 104 is inclined downward to form a guiding angle with the horizontal direction, and the rotating air flow of the rotating flow field formed after the air flow enters the material washing cavity 102 through the air inlet pipe 104 gradually descends, so that the materials in the material washing device are gradually converged downward under the action of the rotating air flow, and then discharged out of the air outlet, specifically, the guiding angles beta and gamma are both larger than or equal to 15 degrees and smaller than or equal to 60 degrees, the guiding angles are changed within the range, and the air flow led into the material washing cavity 102 can be fully utilized, so that the disturbance effect of the air flow on the liquid is further promoted.
The air inlet pipe 104 may be disposed from the pipe inlet 1044 to the air inlet 1042, and may be disposed with a gradually increasing cross-sectional area or a gradually decreasing cross-sectional area.
In any of the above embodiments, the conduit inlet 1044 is preferably a circular inlet, an oval inlet, or a polygonal inlet.
In this embodiment, the inlet of the air inlet pipe 104 is circular, oval or polygonal, the shape of the inlet is regular, which is convenient for processing and manufacturing, the shape of the inlet of the air inlet pipe 104 can be selected according to the connected air supply device, multiple shapes of inlets are provided, the adaptability is strong, the pipeline of the air inlet pipe 104 is constructed into a smooth transition pipeline structure from the pipeline inlet 1044 to the air inlet 1042, when the air inlet 1042 is in a flat structure, when the inlet of the air inlet pipe 104 is an oval inlet, the long axis direction of the oval inlet corresponds to the flat outlet, the smooth transition ensures that the air flow has more smooth fluidity in the air inlet pipe 104, the air flow gradually gathers into a flat air outlet through the air inlet pipe 104, the flat air outlet is convenient for flowing along the inner side wall of the material washing cavity 102, and a rotating flow field can be better formed in the material washing cavity 102.
Example six:
in any of the foregoing embodiments, preferably, the method further includes: the airflow detector is arranged at the air outlet 1042 and is used for detecting the wind speed of the air outlet 1042; and the controller is connected to the airflow detector and is used for adjusting the wind speed of the fan to v.
In this embodiment, by providing an airflow detector at the air outlet 1042 to detect the wind speed of the air outlet 1042 and feeding back the detected value to the controller, the controller determines whether the wind speed is within a reasonable range, i.e. whether there is 5 m/s.ltoreq.v.ltoreq.60 m/s, according to the feedback value of the airflow detector, and when the wind speed is not within the above range, the controller controls the fan to adjust to execute the wind speed adjustment, so as to ensure that the material cleaning operation and the material discharging operation are executed smoothly.
Embodiment seven:
as shown in fig. 2 and 4, in any of the above embodiments, it is preferable that the horizontal section of the wash chamber 102 is constructed in a plane shape symmetrical about a specified center of symmetry; when the lateral openings 1022 are plural, the plural lateral openings 1022 are disposed at the same height, and the plural lateral openings 1022 are disposed uniformly around the designated center of symmetry, and the plural air inlet pipes 104 are respectively connected to the lateral openings 1022 around the same direction, so that the airflows entering from the plural lateral openings 1022 are converged to form a vortex.
In this embodiment, when the number of the air inlet pipes 104 is multiple, the air flow has a faster air flow speed in the material washing cavity 102, the material is discharged through the material washing device with higher efficiency, the multiple air inlet pipes 104 are uniformly distributed on the side wall of the material washing cavity 102 along the circumferential direction, so that the air flow entering the material washing cavity 102 is uniformly distributed everywhere in the material washing cavity 102, the air flow enters the material washing cavity 102 through the multiple air inlet pipes 104, the air flow rotation directions are the same, and under the combined action of multiple groups of air flows, the liquid in the material washing cavity 102 forms vortex, and the vortex drives the material to perform rotary motion, so that the function of rapid material washing is realized.
As shown in fig. 4, the number of the air inlet pipes 104 is 2, and the planes of the air inlet pipes 104 along the upper and lower ends of the side wall of the material washing cavity 102 are the same plane.
The air inlet 1042 of each air inlet pipe 104 has the same area as the air inlet at the junction of the lateral opening 1022, and is Si, so that s=si×2 is provided, and a pair of air inlet pipes 104 are symmetrically arranged with respect to the designated center.
Example eight:
in any of the above embodiments, preferably, the material washing chamber 102 includes, from top to bottom, a first cavity 1024 and a second cavity 1026 that are mutually communicated, the first cavity 1024 is configured into a straight barrel structure, an upper end opening of the second cavity 1026 is in smooth transitional connection with a lower end opening of the first cavity 1024, a side wall of the second cavity 1026 extends downward and simultaneously contracts inward smoothly relative to a side wall of the first cavity 1024, wherein the air inlet pipe 104 is disposed on the side wall of the first cavity 1024, and the discharge port 106 is formed by surrounding a bottom contour of the side wall of the second cavity 1026.
In this embodiment, the material washing cavity 102 is divided into a first cavity 1024 and a second cavity 1026 which are vertically communicated, the material enters the material washing cavity 102 through an inlet of the first cavity 1024, and is discharged out of the material washing cavity 102 through a discharge hole 106 of the second cavity 1026, and by configuring the first cavity 1024 into a straight barrel-shaped structure, on one hand, the material washing cavity 102 can have larger capacity, on the other hand, the air flow can respectively horizontally and downwardly drive the liquid to flow along the side walls after entering the material washing cavity 102 through an opening on the first cavity 1024, thereby forming a rotary vortex, and the cleaned material can be conveniently discharged out of the discharge hole 106 at the bottom by smoothly shrinking the side walls of the second cavity 1026 while extending downwards relative to the side walls of the first cavity 1024.
Wherein, wash chamber 102 encloses through the lid that washes the magazine and cover closed on blowing rice box and closes, and the upper end is sealed, prevents that material and liquid from splashing in the cleaning process to the sum of the volume of first cavity 1024 and second cavity 1026 is V.
Specifically, the cylindrical structure formed by the first cavity 1024 has the same horizontal cross-sectional shape from top to bottom, and the inner wall of the second cavity 1026 may be formed as a concave surface, a planar cone shape, a convex surface, or a combination of concave surfaces, planar surfaces and convex surfaces during the construction process in which the second cavity 1026 is smoothly contracted inward while extending downward.
According to an embodiment of the present invention, there is provided a cooking appliance including: the material cleaning device of any one of the above embodiments.
Wherein the cooking utensil is an electric cooker, an electric pressure cooker, an electric stewpot, an electric steamer or a soybean milk machine.
In this embodiment, since the cooking appliance includes the material washing apparatus of any one of the above embodiments, it has all the advantageous effects of the material washing apparatus of any one of the above embodiments.
In the present invention, the terms "first," "second," "third," and the like 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 invention can be understood by those of ordinary skill in the art according to the specific circumstances.
In the description of the present invention, it should be understood that the directions or positional relationships indicated by the terms "upper", "lower", "left", "right", "front", "rear", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the devices or units referred to must have a specific direction, be constructed and operated in a specific direction, and thus should not be construed as limiting the present invention.
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 invention. 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 is only a preferred embodiment of the present invention, and is not intended to limit the present invention, but various modifications and variations can be made to the present invention by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. A material cleaning device, comprising:
the side wall of the material washing cavity is provided with at least one lateral opening;
one end of the air inlet pipe is correspondingly connected to the lateral opening so as to form an air inlet for supplying air to the material washing cavity in the connecting area;
the discharge port is formed by surrounding the bottom outline of the side wall of the material washing cavity,
wherein the sum of the cross sectional areas of at least one air inlet is S, when the wind speed at the air inlet is v, v is more than or equal to 0.03 xS and less than or equal to 0.2 xS, and the unit of S ismm 2 V is in mm/s;
the air inlet pipe is constructed as an air inlet straight pipe, an included angle alpha is formed between the air inlet pipe and a plane where the air inlet is positioned,
wherein alpha is more than or equal to 0 degree and less than or equal to 45 degrees, and when alpha is more than or equal to 0 degree, the air inlet pipe is tangential to the side wall of the material washing cavity;
the other end of the air inlet pipe is a pipeline inlet, a connecting line between the highest position of the pipeline inlet and the highest position of the air inlet forms an upper contour line of the air inlet pipe, a connecting line between the lowest position of the pipeline inlet and the lowest position of the air inlet forms a lower contour line of the air inlet pipe, the upper contour line forms a first guide included angle with the horizontal direction, the lower contour line forms a second guide included angle with the horizontal direction,
wherein the first guiding included angle is larger than or equal to 15 degrees and smaller than or equal to 60 degrees, and the second guiding included angle is larger than or equal to 15 degrees and smaller than or equal to 60 degrees.
2. The material cleaning apparatus according to claim 1, wherein,
the cavity volume of the material washing cavity is V,
wherein, S is more than or equal to 0.0005 XV and less than or equal to 0.02 XV, and the unit of S ismm 2 V has the unit ofmm 3 。
3. The material cleaning apparatus according to claim 2, wherein,
5m/s≤v≤60m/s。
4. the material cleaning apparatus according to claim 1, wherein,
the pipeline inlet is a circular inlet, an elliptic inlet or a polygonal inlet.
5. The material cleaning apparatus of claim 1, further comprising:
the air flow detector is arranged at the air outlet and is used for detecting the air speed of the air outlet;
and the controller is connected to the airflow detector and is used for adjusting the wind speed of the fan to v.
6. The material cleaning apparatus according to any one of claims 1 to 5, wherein,
the horizontal section of the material washing cavity is configured into a plane shape symmetrical about a specified symmetry center;
when the air inlet pipes are multiple, the air inlet pipes are uniformly distributed on the side wall of the material washing cavity along the same direction by taking the designated symmetrical center as a distribution center.
7. The material cleaning apparatus according to claim 6, wherein,
the material washing cavity is formed by enclosing a material washing box and a box cover covered on the material washing box;
the material washing cavity comprises a first cavity and a second cavity which are mutually communicated from top to bottom, the first cavity is constructed into a barrel-shaped structure, an upper end opening of the second cavity is in smooth transition connection with a lower end opening of the first cavity, a side wall of the second cavity is smoothly contracted inwards while extending downwards relative to a side wall of the first cavity,
the air inlet pipe is arranged on the side wall of the first cavity, and the discharge hole is formed by encircling the bottom outline of the side wall of the second cavity.
8. A cooking appliance comprising a material cleaning device as claimed in any one of claims 1 to 7,
wherein the cooking utensil is an electric cooker, an electric pressure cooker, an electric stew pot, an electric steamer or a soybean milk machine.
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| CN201710940018.3A CN109645854B (en) | 2017-10-11 | 2017-10-11 | Material cleaning device and cooking utensil |
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| CN201710940018.3A CN109645854B (en) | 2017-10-11 | 2017-10-11 | Material cleaning device and cooking utensil |
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| CN109645854B true CN109645854B (en) | 2024-03-22 |
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| CN109645854A (en) | 2019-04-19 |
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